chore: add default value for FILES_URL

Signed-off-by: -LAN- <laipz8200@outlook.com>

.github/workflows/build-push.yml

@@ -8,6 +8,8 @@ on:
       - "deploy/enterprise"
       - "build/**"
       - "release/e-*"
+      - "deploy/rag-dev"
+      - "feat/rag-2"
     tags:
       - "*"
 

.github/workflows/deploy-dev.yml

@@ -4,7 +4,7 @@ on:
   workflow_run:
     workflows: ["Build and Push API & Web"]
     branches:
-      - "deploy/dev"
+      - "deploy/rag-dev"
     types:
       - completed
 
@@ -12,12 +12,13 @@ jobs:
   deploy:
     runs-on: ubuntu-latest
     if: |
-      github.event.workflow_run.conclusion == 'success'
+      github.event.workflow_run.conclusion == 'success' &&
+      github.event.workflow_run.head_branch == 'deploy/rag-dev'
     steps:
       - name: Deploy to server
         uses: appleboy/ssh-action@v0.1.8
         with:
-          host: ${{ secrets.SSH_HOST }}
+          host: ${{ secrets.RAG_SSH_HOST }}
           username: ${{ secrets.SSH_USER }}
           key: ${{ secrets.SSH_PRIVATE_KEY }}
           script: |

.github/workflows/style.yml

@@ -12,7 +12,6 @@ permissions:
   statuses: write
   contents: read
 
-
 jobs:
   python-style:
     name: Python Style

api/.env.example

@@ -461,6 +461,16 @@ WORKFLOW_CALL_MAX_DEPTH=5
 WORKFLOW_PARALLEL_DEPTH_LIMIT=3
 MAX_VARIABLE_SIZE=204800
 
+# GraphEngine Worker Pool Configuration
+# Minimum number of workers per GraphEngine instance (default: 1)
+GRAPH_ENGINE_MIN_WORKERS=1
+# Maximum number of workers per GraphEngine instance (default: 10)
+GRAPH_ENGINE_MAX_WORKERS=10
+# Queue depth threshold that triggers worker scale up (default: 3)
+GRAPH_ENGINE_SCALE_UP_THRESHOLD=3
+# Seconds of idle time before scaling down workers (default: 5.0)
+GRAPH_ENGINE_SCALE_DOWN_IDLE_TIME=5.0
+
 # Workflow storage configuration
 # Options: rdbms, hybrid
 # rdbms: Use only the relational database (default)

api/.importlinter

@@ -0,0 +1,112 @@
+[importlinter]
+root_packages =
+    core
+    configs
+    controllers
+    models
+    tasks
+    services
+
+[importlinter:contract:workflow]
+name = Workflow
+type=layers
+layers =
+    graph_engine
+    graph_events
+    graph
+    nodes
+    node_events
+    entities
+containers =
+    core.workflow
+ignore_imports =
+    core.workflow.nodes.base.node -> core.workflow.graph_events
+    core.workflow.nodes.iteration.iteration_node -> core.workflow.graph_events
+    core.workflow.nodes.iteration.iteration_node -> core.workflow.graph_engine
+    core.workflow.nodes.iteration.iteration_node -> core.workflow.graph
+    core.workflow.nodes.iteration.iteration_node -> core.workflow.graph_engine.command_channels
+    core.workflow.nodes.loop.loop_node -> core.workflow.graph_events
+    core.workflow.nodes.loop.loop_node -> core.workflow.graph_engine
+    core.workflow.nodes.loop.loop_node -> core.workflow.graph
+    core.workflow.nodes.loop.loop_node -> core.workflow.graph_engine.command_channels
+    core.workflow.nodes.node_factory -> core.workflow.graph
+
+[importlinter:contract:rsc]
+name = RSC
+type = layers
+layers =
+    graph_engine
+    response_coordinator
+containers =
+    core.workflow.graph_engine
+
+[importlinter:contract:worker]
+name = Worker
+type = layers
+layers =
+    graph_engine
+    worker
+containers =
+    core.workflow.graph_engine
+
+[importlinter:contract:graph-engine-architecture]
+name = Graph Engine Architecture
+type = layers
+layers =
+    graph_engine
+    orchestration
+    command_processing
+    event_management
+    error_handling
+    graph_traversal
+    state_management
+    worker_management
+    domain
+containers =
+    core.workflow.graph_engine
+
+[importlinter:contract:domain-isolation]
+name = Domain Model Isolation
+type = forbidden
+source_modules =
+    core.workflow.graph_engine.domain
+forbidden_modules =
+    core.workflow.graph_engine.worker_management
+    core.workflow.graph_engine.command_channels
+    core.workflow.graph_engine.layers
+    core.workflow.graph_engine.protocols
+
+[importlinter:contract:worker-management]
+name = Worker Management
+type = forbidden
+source_modules =
+    core.workflow.graph_engine.worker_management
+forbidden_modules =
+    core.workflow.graph_engine.orchestration
+    core.workflow.graph_engine.command_processing
+    core.workflow.graph_engine.event_management
+
+[importlinter:contract:error-handling-strategies]
+name = Error Handling Strategies
+type = independence
+modules =
+    core.workflow.graph_engine.error_handling.abort_strategy
+    core.workflow.graph_engine.error_handling.retry_strategy
+    core.workflow.graph_engine.error_handling.fail_branch_strategy
+    core.workflow.graph_engine.error_handling.default_value_strategy
+
+[importlinter:contract:graph-traversal-components]
+name = Graph Traversal Components
+type = layers
+layers =
+    edge_processor
+    skip_propagator
+containers =
+    core.workflow.graph_engine.graph_traversal
+
+[importlinter:contract:command-channels]
+name = Command Channels Independence
+type = independence
+modules =
+    core.workflow.graph_engine.command_channels.in_memory_channel
+    core.workflow.graph_engine.command_channels.redis_channel

api/app.py

@@ -1,4 +1,3 @@
-import os
 import sys
 
 
@@ -17,20 +16,20 @@ else:
     # It seems that JetBrains Python debugger does not work well with gevent,
     # so we need to disable gevent in debug mode.
     # If you are using debugpy and set GEVENT_SUPPORT=True, you can debug with gevent.
-    if (flask_debug := os.environ.get("FLASK_DEBUG", "0")) and flask_debug.lower() in {"false", "0", "no"}:
-        from gevent import monkey
+    # if (flask_debug := os.environ.get("FLASK_DEBUG", "0")) and flask_debug.lower() in {"false", "0", "no"}:
+    # from gevent import monkey
+    #
+    # # gevent
+    # monkey.patch_all()
+    #
+    # from grpc.experimental import gevent as grpc_gevent  # type: ignore
+    #
+    # # grpc gevent
+    # grpc_gevent.init_gevent()
 
-        # gevent
-        monkey.patch_all()
-
-        from grpc.experimental import gevent as grpc_gevent  # type: ignore
-
-        # grpc gevent
-        grpc_gevent.init_gevent()
-
-        import psycogreen.gevent  # type: ignore
-
-        psycogreen.gevent.patch_psycopg()
+    # import psycogreen.gevent  # type: ignore
+    #
+    # psycogreen.gevent.patch_psycopg()
 
     from app_factory import create_app
 

api/celery_entrypoint.py

@@ -0,0 +1,22 @@
+import logging
+
+import psycogreen.gevent as pscycogreen_gevent  # type: ignore
+from grpc.experimental import gevent as grpc_gevent  # type: ignore
+
+_logger = logging.getLogger(__name__)
+
+
+def _log(message: str):
+    print(message, flush=True)
+
+
+# grpc gevent
+grpc_gevent.init_gevent()
+_log("gRPC  patched with gevent.")
+pscycogreen_gevent.patch_psycopg()
+_log("psycopg2 patched with gevent.")
+
+
+from app import app, celery
+
+__all__ = ["app", "celery"]

api/commands.py

@@ -13,11 +13,14 @@ from sqlalchemy.exc import SQLAlchemyError
 
 from configs import dify_config
 from constants.languages import languages
-from core.plugin.entities.plugin import ToolProviderID
+from core.helper import encrypter
+from core.plugin.entities.plugin import PluginInstallationSource
+from core.plugin.impl.plugin import PluginInstaller
 from core.rag.datasource.vdb.vector_factory import Vector
 from core.rag.datasource.vdb.vector_type import VectorType
 from core.rag.index_processor.constant.built_in_field import BuiltInField
 from core.rag.models.document import Document
+from core.tools.entities.tool_entities import CredentialType
 from core.tools.utils.system_oauth_encryption import encrypt_system_oauth_params
 from events.app_event import app_was_created
 from extensions.ext_database import db
@@ -30,12 +33,16 @@ from models import Tenant
 from models.dataset import Dataset, DatasetCollectionBinding, DatasetMetadata, DatasetMetadataBinding, DocumentSegment
 from models.dataset import Document as DatasetDocument
 from models.model import Account, App, AppAnnotationSetting, AppMode, Conversation, MessageAnnotation
+from models.oauth import DatasourceOauthParamConfig, DatasourceProvider
 from models.provider import Provider, ProviderModel
+from models.provider_ids import DatasourceProviderID, ToolProviderID
+from models.source import DataSourceApiKeyAuthBinding, DataSourceOauthBinding
 from models.tools import ToolOAuthSystemClient
 from services.account_service import AccountService, RegisterService, TenantService
 from services.clear_free_plan_tenant_expired_logs import ClearFreePlanTenantExpiredLogs
 from services.plugin.data_migration import PluginDataMigration
 from services.plugin.plugin_migration import PluginMigration
+from services.plugin.plugin_service import PluginService
 from tasks.remove_app_and_related_data_task import delete_draft_variables_batch
 
 logger = logging.getLogger(__name__)
@@ -1233,15 +1240,17 @@ def _find_orphaned_draft_variables(batch_size: int = 1000) -> list[str]:
 
 def _count_orphaned_draft_variables() -> dict[str, Any]:
     """
-    Count orphaned draft variables by app.
+    Count orphaned draft variables by app, including associated file counts.
 
     Returns:
-        Dictionary with statistics about orphaned variables
+        Dictionary with statistics about orphaned variables and files
     """
-    query = """
+    # Count orphaned variables by app
+    variables_query = """
         SELECT
             wdv.app_id,
-            COUNT(*) as variable_count
+            COUNT(*) as variable_count,
+            COUNT(wdv.file_id) as file_count
         FROM workflow_draft_variables AS wdv
         WHERE NOT EXISTS(
             SELECT 1 FROM apps WHERE apps.id = wdv.app_id
@@ -1251,14 +1260,21 @@ def _count_orphaned_draft_variables() -> dict[str, Any]:
     """
 
     with db.engine.connect() as conn:
-        result = conn.execute(sa.text(query))
-        orphaned_by_app = {row[0]: row[1] for row in result}
+        result = conn.execute(sa.text(variables_query))
+        orphaned_by_app = {}
+        total_files = 0
 
-        total_orphaned = sum(orphaned_by_app.values())
+        for row in result:
+            app_id, variable_count, file_count = row
+            orphaned_by_app[app_id] = {"variables": variable_count, "files": file_count}
+            total_files += file_count
+
+        total_orphaned = sum(app_data["variables"] for app_data in orphaned_by_app.values())
         app_count = len(orphaned_by_app)
 
         return {
             "total_orphaned_variables": total_orphaned,
+            "total_orphaned_files": total_files,
             "orphaned_app_count": app_count,
             "orphaned_by_app": orphaned_by_app,
         }
@@ -1287,6 +1303,7 @@ def cleanup_orphaned_draft_variables(
     stats = _count_orphaned_draft_variables()
 
     logger.info("Found %s orphaned draft variables", stats["total_orphaned_variables"])
+    logger.info("Found %s associated offload files", stats["total_orphaned_files"])
     logger.info("Across %s non-existent apps", stats["orphaned_app_count"])
 
     if stats["total_orphaned_variables"] == 0:
@@ -1295,10 +1312,10 @@ def cleanup_orphaned_draft_variables(
 
     if dry_run:
         logger.info("DRY RUN: Would delete the following:")
-        for app_id, count in sorted(stats["orphaned_by_app"].items(), key=lambda x: x[1], reverse=True)[
+        for app_id, data in sorted(stats["orphaned_by_app"].items(), key=lambda x: x[1]["variables"], reverse=True)[
             :10
         ]:  # Show top 10
-            logger.info("  App %s: %s variables", app_id, count)
+            logger.info("  App %s: %s variables, %s files", app_id, data["variables"], data["files"])
         if len(stats["orphaned_by_app"]) > 10:
             logger.info("  ... and %s more apps", len(stats["orphaned_by_app"]) - 10)
         return
@@ -1307,7 +1324,8 @@ def cleanup_orphaned_draft_variables(
     if not force:
         click.confirm(
             f"Are you sure you want to delete {stats['total_orphaned_variables']} "
-            f"orphaned draft variables from {stats['orphaned_app_count']} apps?",
+            f"orphaned draft variables and {stats['total_orphaned_files']} associated files "
+            f"from {stats['orphaned_app_count']} apps?",
             abort=True,
         )
 
@@ -1340,3 +1358,231 @@ def cleanup_orphaned_draft_variables(
                 continue
 
     logger.info("Cleanup completed. Total deleted: %s variables across %s apps", total_deleted, processed_apps)
+
+
+@click.command("setup-datasource-oauth-client", help="Setup datasource oauth client.")
+@click.option("--provider", prompt=True, help="Provider name")
+@click.option("--client-params", prompt=True, help="Client Params")
+def setup_datasource_oauth_client(provider, client_params):
+    """
+    Setup datasource oauth client
+    """
+    provider_id = DatasourceProviderID(provider)
+    provider_name = provider_id.provider_name
+    plugin_id = provider_id.plugin_id
+
+    try:
+        # json validate
+        click.echo(click.style(f"Validating client params: {client_params}", fg="yellow"))
+        client_params_dict = TypeAdapter(dict[str, Any]).validate_json(client_params)
+        click.echo(click.style("Client params validated successfully.", fg="green"))
+    except Exception as e:
+        click.echo(click.style(f"Error parsing client params: {str(e)}", fg="red"))
+        return
+
+    click.echo(click.style(f"Ready to delete existing oauth client params: {provider_name}", fg="yellow"))
+    deleted_count = (
+        db.session.query(DatasourceOauthParamConfig)
+        .filter_by(
+            provider=provider_name,
+            plugin_id=plugin_id,
+        )
+        .delete()
+    )
+    if deleted_count > 0:
+        click.echo(click.style(f"Deleted {deleted_count} existing oauth client params.", fg="yellow"))
+
+    click.echo(click.style(f"Ready to setup datasource oauth client: {provider_name}", fg="yellow"))
+    oauth_client = DatasourceOauthParamConfig(
+        provider=provider_name,
+        plugin_id=plugin_id,
+        system_credentials=client_params_dict,
+    )
+    db.session.add(oauth_client)
+    db.session.commit()
+    click.echo(click.style(f"provider: {provider_name}", fg="green"))
+    click.echo(click.style(f"plugin_id: {plugin_id}", fg="green"))
+    click.echo(click.style(f"params: {json.dumps(client_params_dict, indent=2, ensure_ascii=False)}", fg="green"))
+    click.echo(click.style(f"Datasource oauth client setup successfully. id: {oauth_client.id}", fg="green"))
+
+
+@click.command("transform-datasource-credentials", help="Transform datasource credentials.")
+def transform_datasource_credentials():
+    """
+    Transform datasource credentials
+    """
+    try:
+        installer_manager = PluginInstaller()
+        plugin_migration = PluginMigration()
+
+        notion_plugin_id = "langgenius/notion_datasource"
+        firecrawl_plugin_id = "langgenius/firecrawl_datasource"
+        jina_plugin_id = "langgenius/jina_datasource"
+        notion_plugin_unique_identifier = plugin_migration._fetch_plugin_unique_identifier(notion_plugin_id)
+        firecrawl_plugin_unique_identifier = plugin_migration._fetch_plugin_unique_identifier(firecrawl_plugin_id)
+        jina_plugin_unique_identifier = plugin_migration._fetch_plugin_unique_identifier(jina_plugin_id)
+        oauth_credential_type = CredentialType.OAUTH2
+        api_key_credential_type = CredentialType.API_KEY
+
+        # deal notion credentials
+        deal_notion_count = 0
+        notion_credentials = db.session.query(DataSourceOauthBinding).filter_by(provider="notion").all()
+        if notion_credentials:
+            notion_credentials_tenant_mapping: dict[str, list[DataSourceOauthBinding]] = {}
+            for credential in notion_credentials:
+                tenant_id = credential.tenant_id
+                if tenant_id not in notion_credentials_tenant_mapping:
+                    notion_credentials_tenant_mapping[tenant_id] = []
+                notion_credentials_tenant_mapping[tenant_id].append(credential)
+            for tenant_id, credentials in notion_credentials_tenant_mapping.items():
+                # check notion plugin is installed
+                installed_plugins = installer_manager.list_plugins(tenant_id)
+                installed_plugins_ids = [plugin.plugin_id for plugin in installed_plugins]
+                if notion_plugin_id not in installed_plugins_ids:
+                    if notion_plugin_unique_identifier:
+                        # install notion plugin
+                        PluginService.install_from_marketplace_pkg(tenant_id, [notion_plugin_unique_identifier])
+                auth_count = 0
+                for credential in credentials:
+                    auth_count += 1
+                    # get credential oauth params
+                    access_token = credential.access_token
+                    # notion info
+                    notion_info = credential.source_info
+                    workspace_id = notion_info.get("workspace_id")
+                    workspace_name = notion_info.get("workspace_name")
+                    workspace_icon = notion_info.get("workspace_icon")
+                    new_credentials = {
+                        "integration_secret": encrypter.encrypt_token(tenant_id, access_token),
+                        "workspace_id": workspace_id,
+                        "workspace_name": workspace_name,
+                        "workspace_icon": workspace_icon,
+                    }
+                    datasource_provider = DatasourceProvider(
+                        provider="notion_datasource",
+                        tenant_id=tenant_id,
+                        plugin_id=notion_plugin_id,
+                        auth_type=oauth_credential_type.value,
+                        encrypted_credentials=new_credentials,
+                        name=f"Auth {auth_count}",
+                        avatar_url=workspace_icon or "default",
+                        is_default=False,
+                    )
+                    db.session.add(datasource_provider)
+                    deal_notion_count += 1
+                db.session.commit()
+        # deal firecrawl credentials
+        deal_firecrawl_count = 0
+        firecrawl_credentials = db.session.query(DataSourceApiKeyAuthBinding).filter_by(provider="firecrawl").all()
+        if firecrawl_credentials:
+            firecrawl_credentials_tenant_mapping: dict[str, list[DataSourceApiKeyAuthBinding]] = {}
+            for credential in firecrawl_credentials:
+                tenant_id = credential.tenant_id
+                if tenant_id not in firecrawl_credentials_tenant_mapping:
+                    firecrawl_credentials_tenant_mapping[tenant_id] = []
+                firecrawl_credentials_tenant_mapping[tenant_id].append(credential)
+            for tenant_id, credentials in firecrawl_credentials_tenant_mapping.items():
+                # check firecrawl plugin is installed
+                installed_plugins = installer_manager.list_plugins(tenant_id)
+                installed_plugins_ids = [plugin.plugin_id for plugin in installed_plugins]
+                if firecrawl_plugin_id not in installed_plugins_ids:
+                    if firecrawl_plugin_unique_identifier:
+                        # install firecrawl plugin
+                        PluginService.install_from_marketplace_pkg(tenant_id, [firecrawl_plugin_unique_identifier])
+
+                auth_count = 0
+                for credential in credentials:
+                    auth_count += 1
+                    # get credential api key
+                    credentials_json =json.loads(credential.credentials)
+                    api_key = credentials_json.get("config", {}).get("api_key")
+                    base_url = credentials_json.get("config", {}).get("base_url")
+                    new_credentials = {
+                        "firecrawl_api_key": api_key,
+                        "base_url": base_url,
+                    }
+                    datasource_provider = DatasourceProvider(
+                        provider="firecrawl",
+                        tenant_id=tenant_id,
+                        plugin_id=firecrawl_plugin_id,
+                        auth_type=api_key_credential_type.value,
+                        encrypted_credentials=new_credentials,
+                        name=f"Auth {auth_count}",
+                        avatar_url="default",
+                        is_default=False,
+                    )
+                    db.session.add(datasource_provider)
+                    deal_firecrawl_count += 1
+                db.session.commit()
+        # deal jina credentials
+        deal_jina_count = 0
+        jina_credentials = db.session.query(DataSourceApiKeyAuthBinding).filter_by(provider="jinareader").all()
+        if jina_credentials:
+            jina_credentials_tenant_mapping: dict[str, list[DataSourceApiKeyAuthBinding]] = {}
+            for credential in jina_credentials:
+                tenant_id = credential.tenant_id
+                if tenant_id not in jina_credentials_tenant_mapping:
+                    jina_credentials_tenant_mapping[tenant_id] = []
+                jina_credentials_tenant_mapping[tenant_id].append(credential)
+            for tenant_id, credentials in jina_credentials_tenant_mapping.items():
+                # check jina plugin is installed
+                installed_plugins = installer_manager.list_plugins(tenant_id)
+                installed_plugins_ids = [plugin.plugin_id for plugin in installed_plugins]
+                if jina_plugin_id not in installed_plugins_ids:
+                    if jina_plugin_unique_identifier:
+                        # install jina plugin
+                        print(jina_plugin_unique_identifier)
+                        PluginService.install_from_marketplace_pkg(tenant_id, [jina_plugin_unique_identifier])
+
+                auth_count = 0
+                for credential in credentials:
+                    auth_count += 1
+                    # get credential api key
+                    credentials_json = json.loads(credential.credentials)
+                    api_key = credentials_json.get("config", {}).get("api_key")
+                    new_credentials = {
+                        "integration_secret": api_key,
+                    }
+                    datasource_provider = DatasourceProvider(
+                        provider="jina",
+                        tenant_id=tenant_id,
+                        plugin_id=jina_plugin_id,
+                        auth_type=api_key_credential_type.value,
+                        encrypted_credentials=new_credentials,
+                        name=f"Auth {auth_count}",
+                        avatar_url="default",
+                        is_default=False,
+                    )
+                    db.session.add(datasource_provider)
+                    deal_jina_count += 1
+                db.session.commit()
+    except Exception as e:
+        click.echo(click.style(f"Error parsing client params: {str(e)}", fg="red"))
+        return
+    click.echo(click.style(f"Transforming notion successfully. deal_notion_count: {deal_notion_count}", fg="green"))
+    click.echo(
+        click.style(f"Transforming firecrawl successfully. deal_firecrawl_count: {deal_firecrawl_count}", fg="green")
+    )
+    click.echo(click.style(f"Transforming jina successfully. deal_jina_count: {deal_jina_count}", fg="green"))
+
+
+@click.command("install-rag-pipeline-plugins", help="Install rag pipeline plugins.")
+@click.option(
+    "--input_file", prompt=True, help="The file to store the extracted unique identifiers.", default="plugins.jsonl"
+)
+@click.option(
+    "--output_file", prompt=True, help="The file to store the installed plugins.", default="installed_plugins.jsonl"
+)
+@click.option("--workers", prompt=True, help="The number of workers to install plugins.", default=100)
+def install_rag_pipeline_plugins(input_file, output_file, workers):
+    """
+    Install rag pipeline plugins
+    """
+    click.echo(click.style("Installing rag pipeline plugins", fg="yellow"))
+    plugin_migration = PluginMigration()
+    plugin_migration.install_rag_pipeline_plugins(
+        input_file,
+        output_file,
+        workers,
+    )
+    click.echo(click.style("Installing rag pipeline plugins successfully", fg="green"))

api/configs/feature/__init__.py

@@ -499,6 +499,22 @@ class UpdateConfig(BaseSettings):
     )
 
 
+class WorkflowVariableTruncationConfig(BaseSettings):
+    WORKFLOW_VARIABLE_TRUNCATION_MAX_SIZE: PositiveInt = Field(
+        # 100KB
+        1024_000,
+        description="Maximum size for variable to trigger final truncation.",
+    )
+    WORKFLOW_VARIABLE_TRUNCATION_STRING_LENGTH: PositiveInt = Field(
+        50000,
+        description="maximum length for string to trigger tuncation, measure in number of characters",
+    )
+    WORKFLOW_VARIABLE_TRUNCATION_ARRAY_LENGTH: PositiveInt = Field(
+        100,
+        description="maximum length for array to trigger truncation.",
+    )
+
+
 class WorkflowConfig(BaseSettings):
     """
     Configuration for workflow execution
@@ -529,6 +545,28 @@ class WorkflowConfig(BaseSettings):
         default=200 * 1024,
     )
 
+    # GraphEngine Worker Pool Configuration
+    GRAPH_ENGINE_MIN_WORKERS: PositiveInt = Field(
+        description="Minimum number of workers per GraphEngine instance",
+        default=1,
+    )
+
+    GRAPH_ENGINE_MAX_WORKERS: PositiveInt = Field(
+        description="Maximum number of workers per GraphEngine instance",
+        default=10,
+    )
+
+    GRAPH_ENGINE_SCALE_UP_THRESHOLD: PositiveInt = Field(
+        description="Queue depth threshold that triggers worker scale up",
+        default=3,
+    )
+
+    GRAPH_ENGINE_SCALE_DOWN_IDLE_TIME: float = Field(
+        description="Seconds of idle time before scaling down workers",
+        default=5.0,
+        ge=0.1,
+    )
+
 
 class WorkflowNodeExecutionConfig(BaseSettings):
     """
@@ -1025,5 +1063,6 @@ class FeatureConfig(
     CeleryBeatConfig,
     CeleryScheduleTasksConfig,
     WorkflowLogConfig,
+    WorkflowVariableTruncationConfig,
 ):
     pass

api/configs/feature/hosted_service/__init__.py

@@ -222,11 +222,28 @@ class HostedFetchAppTemplateConfig(BaseSettings):
     )
 
 
+class HostedFetchPipelineTemplateConfig(BaseSettings):
+    """
+    Configuration for fetching pipeline templates
+    """
+
+    HOSTED_FETCH_PIPELINE_TEMPLATES_MODE: str = Field(
+        description="Mode for fetching pipeline templates: remote, db, or builtin default to remote,",
+        default="remote",
+    )
+
+    HOSTED_FETCH_PIPELINE_TEMPLATES_REMOTE_DOMAIN: str = Field(
+        description="Domain for fetching remote pipeline templates",
+        default="https://tmpl.dify.ai",
+    )
+
+
 class HostedServiceConfig(
     # place the configs in alphabet order
     HostedAnthropicConfig,
     HostedAzureOpenAiConfig,
     HostedFetchAppTemplateConfig,
+    HostedFetchPipelineTemplateConfig,
     HostedMinmaxConfig,
     HostedOpenAiConfig,
     HostedSparkConfig,

api/contexts/__init__.py

@@ -3,6 +3,7 @@ from threading import Lock
 from typing import TYPE_CHECKING
 
 from contexts.wrapper import RecyclableContextVar
+from core.datasource.__base.datasource_provider import DatasourcePluginProviderController
 
 if TYPE_CHECKING:
     from core.model_runtime.entities.model_entities import AIModelEntity
@@ -33,3 +34,11 @@ plugin_model_schema_lock: RecyclableContextVar[Lock] = RecyclableContextVar(Cont
 plugin_model_schemas: RecyclableContextVar[dict[str, "AIModelEntity"]] = RecyclableContextVar(
     ContextVar("plugin_model_schemas")
 )
+
+datasource_plugin_providers: RecyclableContextVar[dict[str, "DatasourcePluginProviderController"]] = (
+    RecyclableContextVar(ContextVar("datasource_plugin_providers"))
+)
+
+datasource_plugin_providers_lock: RecyclableContextVar[Lock] = RecyclableContextVar(
+    ContextVar("datasource_plugin_providers_lock")
+)

api/controllers/console/__init__.py

@@ -43,7 +43,7 @@ api.add_resource(AppImportConfirmApi, "/apps/imports/<string:import_id>/confirm"
 api.add_resource(AppImportCheckDependenciesApi, "/apps/imports/<string:app_id>/check-dependencies")
 
 # Import other controllers
-from . import admin, apikey, extension, feature, ping, setup, version
+from . import admin, apikey, extension, feature, ping, setup, spec, version
 
 # Import app controllers
 from .app import (
@@ -86,6 +86,15 @@ from .datasets import (
     metadata,
     website,
 )
+from .datasets.rag_pipeline import (
+    datasource_auth,
+    datasource_content_preview,
+    rag_pipeline,
+    rag_pipeline_datasets,
+    rag_pipeline_draft_variable,
+    rag_pipeline_import,
+    rag_pipeline_workflow,
+)
 
 # Import explore controllers
 from .explore import (

api/controllers/console/app/generator.py

@@ -16,7 +16,10 @@ from core.helper.code_executor.javascript.javascript_code_provider import Javasc
 from core.helper.code_executor.python3.python3_code_provider import Python3CodeProvider
 from core.llm_generator.llm_generator import LLMGenerator
 from core.model_runtime.errors.invoke import InvokeError
+from extensions.ext_database import db
 from libs.login import login_required
+from models import App
+from services.workflow_service import WorkflowService
 
 
 class RuleGenerateApi(Resource):
@@ -135,9 +138,6 @@ class InstructionGenerateApi(Resource):
         try:
             # Generate from nothing for a workflow node
             if (args["current"] == code_template or args["current"] == "") and args["node_id"] != "":
-                from models import App, db
-                from services.workflow_service import WorkflowService
-
                 app = db.session.query(App).where(App.id == args["flow_id"]).first()
                 if not app:
                     return {"error": f"app {args['flow_id']} not found"}, 400

api/controllers/console/app/workflow.py

@@ -24,6 +24,7 @@ from core.app.apps.base_app_queue_manager import AppQueueManager
 from core.app.entities.app_invoke_entities import InvokeFrom
 from core.file.models import File
 from core.helper.trace_id_helper import get_external_trace_id
+from core.workflow.graph_engine.manager import GraphEngineManager
 from extensions.ext_database import db
 from factories import file_factory, variable_factory
 from fields.workflow_fields import workflow_fields, workflow_pagination_fields
@@ -413,7 +414,12 @@ class WorkflowTaskStopApi(Resource):
         if not current_user.is_editor:
             raise Forbidden()
 
-        AppQueueManager.set_stop_flag(task_id, InvokeFrom.DEBUGGER, current_user.id)
+        # Stop using both mechanisms for backward compatibility
+        # Legacy stop flag mechanism (without user check)
+        AppQueueManager.set_stop_flag_no_user_check(task_id)
+
+        # New graph engine command channel mechanism
+        GraphEngineManager.send_stop_command(task_id)
 
         return {"result": "success"}
 

api/controllers/console/app/workflow_app_log.py

@@ -6,7 +6,7 @@ from sqlalchemy.orm import Session
 from controllers.console import api
 from controllers.console.app.wraps import get_app_model
 from controllers.console.wraps import account_initialization_required, setup_required
-from core.workflow.entities.workflow_execution import WorkflowExecutionStatus
+from core.workflow.enums import WorkflowExecutionStatus
 from extensions.ext_database import db
 from fields.workflow_app_log_fields import workflow_app_log_pagination_fields
 from libs.login import login_required

api/controllers/console/app/workflow_draft_variable.py

@@ -13,14 +13,16 @@ from controllers.console.app.error import (
 from controllers.console.app.wraps import get_app_model
 from controllers.console.wraps import account_initialization_required, setup_required
 from controllers.web.error import InvalidArgumentError, NotFoundError
+from core.file import helpers as file_helpers
 from core.variables.segment_group import SegmentGroup
 from core.variables.segments import ArrayFileSegment, FileSegment, Segment
 from core.variables.types import SegmentType
 from core.workflow.constants import CONVERSATION_VARIABLE_NODE_ID, SYSTEM_VARIABLE_NODE_ID
+from extensions.ext_database import db
 from factories.file_factory import build_from_mapping, build_from_mappings
 from factories.variable_factory import build_segment_with_type
 from libs.login import current_user, login_required
-from models import App, AppMode, db
+from models import App, AppMode
 from models.account import Account
 from models.workflow import WorkflowDraftVariable
 from services.workflow_draft_variable_service import WorkflowDraftVariableList, WorkflowDraftVariableService
@@ -41,6 +43,7 @@ def _convert_values_to_json_serializable_object(value: Segment) -> Any:
 
 
 def _serialize_var_value(variable: WorkflowDraftVariable) -> Any:
+    """Serialize variable value. If variable is truncated, return the truncated value."""
     value = variable.get_value()
     # create a copy of the value to avoid affecting the model cache.
     value = value.model_copy(deep=True)
@@ -74,6 +77,22 @@ def _serialize_variable_type(workflow_draft_var: WorkflowDraftVariable) -> str:
     return value_type.exposed_type().value
 
 
+def _serialize_full_content(variable: WorkflowDraftVariable) -> dict | None:
+    """Serialize full_content information for large variables."""
+    if not variable.is_truncated():
+        return None
+
+    variable_file = variable.variable_file
+    assert variable_file is not None
+
+    return {
+        "size_bytes": variable_file.size,
+        "value_type": variable_file.value_type.exposed_type().value,
+        "length": variable_file.length,
+        "download_url": file_helpers.get_signed_file_url(variable_file.upload_file_id, as_attachment=True),
+    }
+
+
 _WORKFLOW_DRAFT_VARIABLE_WITHOUT_VALUE_FIELDS = {
     "id": fields.String,
     "type": fields.String(attribute=lambda model: model.get_variable_type()),
@@ -83,11 +102,13 @@ _WORKFLOW_DRAFT_VARIABLE_WITHOUT_VALUE_FIELDS = {
     "value_type": fields.String(attribute=_serialize_variable_type),
     "edited": fields.Boolean(attribute=lambda model: model.edited),
     "visible": fields.Boolean,
+    "is_truncated": fields.Boolean(attribute=lambda model: model.file_id is not None),
 }
 
 _WORKFLOW_DRAFT_VARIABLE_FIELDS = dict(
     _WORKFLOW_DRAFT_VARIABLE_WITHOUT_VALUE_FIELDS,
     value=fields.Raw(attribute=_serialize_var_value),
+    full_content=fields.Raw(attribute=_serialize_full_content),
 )
 
 _WORKFLOW_DRAFT_ENV_VARIABLE_FIELDS = {

api/controllers/console/datasets/data_source.py

@@ -1,4 +1,6 @@
 import json
+from collections.abc import Generator
+from typing import cast
 
 from flask import request
 from flask_login import current_user
@@ -9,6 +11,8 @@ from werkzeug.exceptions import NotFound
 
 from controllers.console import api
 from controllers.console.wraps import account_initialization_required, setup_required
+from core.datasource.entities.datasource_entities import DatasourceProviderType, OnlineDocumentPagesMessage
+from core.datasource.online_document.online_document_plugin import OnlineDocumentDatasourcePlugin
 from core.indexing_runner import IndexingRunner
 from core.rag.extractor.entity.datasource_type import DatasourceType
 from core.rag.extractor.entity.extract_setting import ExtractSetting
@@ -19,6 +23,7 @@ from libs.datetime_utils import naive_utc_now
 from libs.login import login_required
 from models import DataSourceOauthBinding, Document
 from services.dataset_service import DatasetService, DocumentService
+from services.datasource_provider_service import DatasourceProviderService
 from tasks.document_indexing_sync_task import document_indexing_sync_task
 
 
@@ -113,6 +118,18 @@ class DataSourceNotionListApi(Resource):
     @marshal_with(integrate_notion_info_list_fields)
     def get(self):
         dataset_id = request.args.get("dataset_id", default=None, type=str)
+        credential_id = request.args.get("credential_id", default=None, type=str)
+        if not credential_id:
+            raise ValueError("Credential id is required.")
+        datasource_provider_service = DatasourceProviderService()
+        credential = datasource_provider_service.get_datasource_credentials(
+            tenant_id=current_user.current_tenant_id,
+            credential_id=credential_id,
+            provider="notion_datasource",
+            plugin_id="langgenius/notion_datasource",
+        )
+        if not credential:
+            raise NotFound("Credential not found.")
         exist_page_ids = []
         with Session(db.engine) as session:
             # import notion in the exist dataset
@@ -136,31 +153,49 @@ class DataSourceNotionListApi(Resource):
                         data_source_info = json.loads(document.data_source_info)
                         exist_page_ids.append(data_source_info["notion_page_id"])
             # get all authorized pages
-            data_source_bindings = session.scalars(
-                select(DataSourceOauthBinding).filter_by(
-                    tenant_id=current_user.current_tenant_id, provider="notion", disabled=False
+            from core.datasource.datasource_manager import DatasourceManager
+
+            datasource_runtime = DatasourceManager.get_datasource_runtime(
+                provider_id="langgenius/notion_datasource/notion_datasource",
+                datasource_name="notion_datasource",
+                tenant_id=current_user.current_tenant_id,
+                datasource_type=DatasourceProviderType.ONLINE_DOCUMENT,
+            )
+            datasource_provider_service = DatasourceProviderService()
+            if credential:
+                datasource_runtime.runtime.credentials = credential
+            datasource_runtime = cast(OnlineDocumentDatasourcePlugin, datasource_runtime)
+            online_document_result: Generator[OnlineDocumentPagesMessage, None, None] = (
+                datasource_runtime.get_online_document_pages(
+                    user_id=current_user.id,
+                    datasource_parameters={},
+                    provider_type=datasource_runtime.datasource_provider_type(),
                 )
-            ).all()
-            if not data_source_bindings:
-                return {"notion_info": []}, 200
-            pre_import_info_list = []
-            for data_source_binding in data_source_bindings:
-                source_info = data_source_binding.source_info
-                pages = source_info["pages"]
-                # Filter out already bound pages
-                for page in pages:
-                    if page["page_id"] in exist_page_ids:
-                        page["is_bound"] = True
-                    else:
-                        page["is_bound"] = False
-                pre_import_info = {
-                    "workspace_name": source_info["workspace_name"],
-                    "workspace_icon": source_info["workspace_icon"],
-                    "workspace_id": source_info["workspace_id"],
-                    "pages": pages,
-                }
-                pre_import_info_list.append(pre_import_info)
-            return {"notion_info": pre_import_info_list}, 200
+            )
+            try:
+                pages = []
+                workspace_info = {}
+                for message in online_document_result:
+                    result = message.result
+                    for info in result:
+                        workspace_info = {
+                            "workspace_id": info.workspace_id,
+                            "workspace_name": info.workspace_name,
+                            "workspace_icon": info.workspace_icon,
+                        }
+                        for page in info.pages:
+                            page_info = {
+                                "page_id": page.page_id,
+                                "page_name": page.page_name,
+                                "type": page.type,
+                                "parent_id": page.parent_id,
+                                "is_bound": page.page_id in exist_page_ids,
+                                "page_icon": page.page_icon,
+                            }
+                            pages.append(page_info)
+            except Exception as e:
+                raise e
+            return {"notion_info": {**workspace_info, "pages": pages}}, 200
 
 
 class DataSourceNotionApi(Resource):
@@ -168,27 +203,25 @@ class DataSourceNotionApi(Resource):
     @login_required
     @account_initialization_required
     def get(self, workspace_id, page_id, page_type):
+        credential_id = request.args.get("credential_id", default=None, type=str)
+        if not credential_id:
+            raise ValueError("Credential id is required.")
+        datasource_provider_service = DatasourceProviderService()
+        credential = datasource_provider_service.get_datasource_credentials(
+            tenant_id=current_user.current_tenant_id,
+            credential_id=credential_id,
+            provider="notion_datasource",
+            plugin_id="langgenius/notion_datasource",
+        )
+
         workspace_id = str(workspace_id)
         page_id = str(page_id)
-        with Session(db.engine) as session:
-            data_source_binding = session.execute(
-                select(DataSourceOauthBinding).where(
-                    db.and_(
-                        DataSourceOauthBinding.tenant_id == current_user.current_tenant_id,
-                        DataSourceOauthBinding.provider == "notion",
-                        DataSourceOauthBinding.disabled == False,
-                        DataSourceOauthBinding.source_info["workspace_id"] == f'"{workspace_id}"',
-                    )
-                )
-            ).scalar_one_or_none()
-        if not data_source_binding:
-            raise NotFound("Data source binding not found.")
 
         extractor = NotionExtractor(
             notion_workspace_id=workspace_id,
             notion_obj_id=page_id,
             notion_page_type=page_type,
-            notion_access_token=data_source_binding.access_token,
+            notion_access_token=credential.get("integration_secret"),
             tenant_id=current_user.current_tenant_id,
         )
 
@@ -213,10 +246,12 @@ class DataSourceNotionApi(Resource):
         extract_settings = []
         for notion_info in notion_info_list:
             workspace_id = notion_info["workspace_id"]
+            credential_id = notion_info.get("credential_id")
             for page in notion_info["pages"]:
                 extract_setting = ExtractSetting(
                     datasource_type=DatasourceType.NOTION.value,
                     notion_info={
+                        "credential_id": credential_id,
                         "notion_workspace_id": workspace_id,
                         "notion_obj_id": page["page_id"],
                         "notion_page_type": page["type"],

api/controllers/console/datasets/datasets.py

@@ -19,7 +19,6 @@ from controllers.console.wraps import (
 from core.errors.error import LLMBadRequestError, ProviderTokenNotInitError
 from core.indexing_runner import IndexingRunner
 from core.model_runtime.entities.model_entities import ModelType
-from core.plugin.entities.plugin import ModelProviderID
 from core.provider_manager import ProviderManager
 from core.rag.datasource.vdb.vector_type import VectorType
 from core.rag.extractor.entity.datasource_type import DatasourceType
@@ -32,6 +31,7 @@ from fields.document_fields import document_status_fields
 from libs.login import login_required
 from models import ApiToken, Dataset, Document, DocumentSegment, UploadFile
 from models.dataset import DatasetPermissionEnum
+from models.provider_ids import ModelProviderID
 from services.dataset_service import DatasetPermissionService, DatasetService, DocumentService
 
 
@@ -280,6 +280,15 @@ class DatasetApi(Resource):
             location="json",
             help="Invalid external knowledge api id.",
         )
+
+        parser.add_argument(
+            "icon_info",
+            type=dict,
+            required=False,
+            nullable=True,
+            location="json",
+            help="Invalid icon info.",
+        )
         args = parser.parse_args()
         data = request.get_json()
 
@@ -432,10 +441,12 @@ class DatasetIndexingEstimateApi(Resource):
             notion_info_list = args["info_list"]["notion_info_list"]
             for notion_info in notion_info_list:
                 workspace_id = notion_info["workspace_id"]
+                credential_id = notion_info.get("credential_id")
                 for page in notion_info["pages"]:
                     extract_setting = ExtractSetting(
                         datasource_type=DatasourceType.NOTION.value,
                         notion_info={
+                            "credential_id": credential_id,
                             "notion_workspace_id": workspace_id,
                             "notion_obj_id": page["page_id"],
                             "notion_page_type": page["type"],

api/controllers/console/datasets/datasets_document.py

@@ -1,3 +1,4 @@
+import json
 import logging
 from argparse import ArgumentTypeError
 from typing import Literal, cast
@@ -52,6 +53,7 @@ from fields.document_fields import (
 from libs.datetime_utils import naive_utc_now
 from libs.login import login_required
 from models import Dataset, DatasetProcessRule, Document, DocumentSegment, UploadFile
+from models.dataset import DocumentPipelineExecutionLog
 from services.dataset_service import DatasetService, DocumentService
 from services.entities.knowledge_entities.knowledge_entities import KnowledgeConfig
 
@@ -494,6 +496,7 @@ class DocumentBatchIndexingEstimateApi(DocumentResource):
                 extract_setting = ExtractSetting(
                     datasource_type=DatasourceType.NOTION.value,
                     notion_info={
+                        "credential_id": data_source_info["credential_id"],
                         "notion_workspace_id": data_source_info["notion_workspace_id"],
                         "notion_obj_id": data_source_info["notion_page_id"],
                         "notion_page_type": data_source_info["type"],
@@ -647,7 +650,7 @@ class DocumentApi(DocumentResource):
             response = {"id": document.id, "doc_type": document.doc_type, "doc_metadata": document.doc_metadata_details}
         elif metadata == "without":
             dataset_process_rules = DatasetService.get_process_rules(dataset_id)
-            document_process_rules = document.dataset_process_rule.to_dict()
+            document_process_rules = document.dataset_process_rule.to_dict() if document.dataset_process_rule else {}
             data_source_info = document.data_source_detail_dict
             response = {
                 "id": document.id,
@@ -1010,6 +1013,41 @@ class WebsiteDocumentSyncApi(DocumentResource):
         return {"result": "success"}, 200
 
 
+class DocumentPipelineExecutionLogApi(DocumentResource):
+    @setup_required
+    @login_required
+    @account_initialization_required
+    def get(self, dataset_id, document_id):
+        dataset_id = str(dataset_id)
+        document_id = str(document_id)
+
+        dataset = DatasetService.get_dataset(dataset_id)
+        if not dataset:
+            raise NotFound("Dataset not found.")
+        document = DocumentService.get_document(dataset.id, document_id)
+        if not document:
+            raise NotFound("Document not found.")
+        log = (
+            db.session.query(DocumentPipelineExecutionLog)
+            .filter_by(document_id=document_id)
+            .order_by(DocumentPipelineExecutionLog.created_at.desc())
+            .first()
+        )
+        if not log:
+            return {
+                "datasource_info": None,
+                "datasource_type": None,
+                "input_data": None,
+                "datasource_node_id": None,
+            }, 200
+        return {
+            "datasource_info": json.loads(log.datasource_info),
+            "datasource_type": log.datasource_type,
+            "input_data": log.input_data,
+            "datasource_node_id": log.datasource_node_id,
+        }, 200
+
+
 api.add_resource(GetProcessRuleApi, "/datasets/process-rule")
 api.add_resource(DatasetDocumentListApi, "/datasets/<uuid:dataset_id>/documents")
 api.add_resource(DatasetInitApi, "/datasets/init")
@@ -1031,3 +1069,6 @@ api.add_resource(DocumentRetryApi, "/datasets/<uuid:dataset_id>/retry")
 api.add_resource(DocumentRenameApi, "/datasets/<uuid:dataset_id>/documents/<uuid:document_id>/rename")
 
 api.add_resource(WebsiteDocumentSyncApi, "/datasets/<uuid:dataset_id>/documents/<uuid:document_id>/website-sync")
+api.add_resource(
+    DocumentPipelineExecutionLogApi, "/datasets/<uuid:dataset_id>/documents/<uuid:document_id>/pipeline-execution-log"
+)

api/controllers/console/datasets/error.py

@@ -71,3 +71,9 @@ class ChildChunkDeleteIndexError(BaseHTTPException):
     error_code = "child_chunk_delete_index_error"
     description = "Delete child chunk index failed: {message}"
     code = 500
+
+
+class PipelineNotFoundError(BaseHTTPException):
+    error_code = "pipeline_not_found"
+    description = "Pipeline not found."
+    code = 404

api/controllers/console/datasets/rag_pipeline/datasource_auth.py

@@ -0,0 +1,362 @@
+from fastapi.encoders import jsonable_encoder
+from flask import make_response, redirect, request
+from flask_login import current_user
+from flask_restx import Resource, reqparse
+from werkzeug.exceptions import Forbidden, NotFound
+
+from configs import dify_config
+from controllers.console import api
+from controllers.console.wraps import (
+    account_initialization_required,
+    setup_required,
+)
+from core.model_runtime.errors.validate import CredentialsValidateFailedError
+from core.plugin.impl.oauth import OAuthHandler
+from libs.helper import StrLen
+from libs.login import login_required
+from models.provider_ids import DatasourceProviderID
+from services.datasource_provider_service import DatasourceProviderService
+from services.plugin.oauth_service import OAuthProxyService
+
+
+class DatasourcePluginOAuthAuthorizationUrl(Resource):
+    @setup_required
+    @login_required
+    @account_initialization_required
+    def get(self, provider_id: str):
+        user = current_user
+        tenant_id = user.current_tenant_id
+        if not current_user.is_editor:
+            raise Forbidden()
+
+        credential_id = request.args.get("credential_id")
+        datasource_provider_id = DatasourceProviderID(provider_id)
+        provider_name = datasource_provider_id.provider_name
+        plugin_id = datasource_provider_id.plugin_id
+        oauth_config = DatasourceProviderService().get_oauth_client(
+            tenant_id=tenant_id,
+            datasource_provider_id=datasource_provider_id,
+        )
+        if not oauth_config:
+            raise ValueError(f"No OAuth Client Config for {provider_id}")
+
+        context_id = OAuthProxyService.create_proxy_context(
+            user_id=current_user.id,
+            tenant_id=tenant_id,
+            plugin_id=plugin_id,
+            provider=provider_name,
+            credential_id=credential_id,
+        )
+        oauth_handler = OAuthHandler()
+        redirect_uri = f"{dify_config.CONSOLE_API_URL}/console/api/oauth/plugin/{provider_id}/datasource/callback"
+        authorization_url_response = oauth_handler.get_authorization_url(
+            tenant_id=tenant_id,
+            user_id=user.id,
+            plugin_id=plugin_id,
+            provider=provider_name,
+            redirect_uri=redirect_uri,
+            system_credentials=oauth_config,
+        )
+        response = make_response(jsonable_encoder(authorization_url_response))
+        response.set_cookie(
+            "context_id",
+            context_id,
+            httponly=True,
+            samesite="Lax",
+            max_age=OAuthProxyService.__MAX_AGE__,
+        )
+        return response
+
+
+class DatasourceOAuthCallback(Resource):
+    @setup_required
+    def get(self, provider_id: str):
+        context_id = request.cookies.get("context_id") or request.args.get("context_id")
+        if not context_id:
+            raise Forbidden("context_id not found")
+
+        context = OAuthProxyService.use_proxy_context(context_id)
+        if context is None:
+            raise Forbidden("Invalid context_id")
+
+        user_id, tenant_id = context.get("user_id"), context.get("tenant_id")
+        datasource_provider_id = DatasourceProviderID(provider_id)
+        plugin_id = datasource_provider_id.plugin_id
+        datasource_provider_service = DatasourceProviderService()
+        oauth_client_params = datasource_provider_service.get_oauth_client(
+            tenant_id=tenant_id,
+            datasource_provider_id=datasource_provider_id,
+        )
+        if not oauth_client_params:
+            raise NotFound()
+        redirect_uri = f"{dify_config.CONSOLE_API_URL}/console/api/oauth/plugin/{provider_id}/datasource/callback"
+        oauth_handler = OAuthHandler()
+        oauth_response = oauth_handler.get_credentials(
+            tenant_id=tenant_id,
+            user_id=user_id,
+            plugin_id=plugin_id,
+            provider=datasource_provider_id.provider_name,
+            redirect_uri=redirect_uri,
+            system_credentials=oauth_client_params,
+            request=request,
+        )
+        credential_id = context.get("credential_id")
+        if credential_id:
+            datasource_provider_service.reauthorize_datasource_oauth_provider(
+                tenant_id=tenant_id,
+                provider_id=datasource_provider_id,
+                avatar_url=oauth_response.metadata.get("avatar_url") or None,
+                name=oauth_response.metadata.get("name") or None,
+                expire_at=oauth_response.expires_at,
+                credentials=dict(oauth_response.credentials),
+                credential_id=context.get("credential_id"),
+            )
+        else:
+            datasource_provider_service.add_datasource_oauth_provider(
+                tenant_id=tenant_id,
+                provider_id=datasource_provider_id,
+                avatar_url=oauth_response.metadata.get("avatar_url") or None,
+                name=oauth_response.metadata.get("name") or None,
+                expire_at=oauth_response.expires_at,
+                credentials=dict(oauth_response.credentials),
+            )
+        return redirect(f"{dify_config.CONSOLE_WEB_URL}/oauth-callback")
+
+
+class DatasourceAuth(Resource):
+    @setup_required
+    @login_required
+    @account_initialization_required
+    def post(self, provider_id: str):
+        if not current_user.is_editor:
+            raise Forbidden()
+
+        parser = reqparse.RequestParser()
+        parser.add_argument(
+            "name", type=StrLen(max_length=100), required=False, nullable=True, location="json", default=None
+        )
+        parser.add_argument("credentials", type=dict, required=True, nullable=False, location="json")
+        args = parser.parse_args()
+        datasource_provider_id = DatasourceProviderID(provider_id)
+        datasource_provider_service = DatasourceProviderService()
+
+        try:
+            datasource_provider_service.add_datasource_api_key_provider(
+                tenant_id=current_user.current_tenant_id,
+                provider_id=datasource_provider_id,
+                credentials=args["credentials"],
+                name=args["name"],
+            )
+        except CredentialsValidateFailedError as ex:
+            raise ValueError(str(ex))
+        return {"result": "success"}, 200
+
+    @setup_required
+    @login_required
+    @account_initialization_required
+    def get(self, provider_id: str):
+        datasource_provider_id = DatasourceProviderID(provider_id)
+        datasource_provider_service = DatasourceProviderService()
+        datasources = datasource_provider_service.list_datasource_credentials(
+            tenant_id=current_user.current_tenant_id,
+            provider=datasource_provider_id.provider_name,
+            plugin_id=datasource_provider_id.plugin_id,
+        )
+        return {"result": datasources}, 200
+
+
+class DatasourceAuthDeleteApi(Resource):
+    @setup_required
+    @login_required
+    @account_initialization_required
+    def post(self, provider_id: str):
+        datasource_provider_id = DatasourceProviderID(provider_id)
+        plugin_id = datasource_provider_id.plugin_id
+        provider_name = datasource_provider_id.provider_name
+        if not current_user.is_editor:
+            raise Forbidden()
+        parser = reqparse.RequestParser()
+        parser.add_argument("credential_id", type=str, required=True, nullable=False, location="json")
+        args = parser.parse_args()
+        datasource_provider_service = DatasourceProviderService()
+        datasource_provider_service.remove_datasource_credentials(
+            tenant_id=current_user.current_tenant_id,
+            auth_id=args["credential_id"],
+            provider=provider_name,
+            plugin_id=plugin_id,
+        )
+        return {"result": "success"}, 200
+
+
+class DatasourceAuthUpdateApi(Resource):
+    @setup_required
+    @login_required
+    @account_initialization_required
+    def post(self, provider_id: str):
+        datasource_provider_id = DatasourceProviderID(provider_id)
+        parser = reqparse.RequestParser()
+        parser.add_argument("credentials", type=dict, required=False, nullable=True, location="json")
+        parser.add_argument("name", type=StrLen(max_length=100), required=False, nullable=True, location="json")
+        parser.add_argument("credential_id", type=str, required=True, nullable=False, location="json")
+        args = parser.parse_args()
+        if not current_user.is_editor:
+            raise Forbidden()
+        datasource_provider_service = DatasourceProviderService()
+        datasource_provider_service.update_datasource_credentials(
+            tenant_id=current_user.current_tenant_id,
+            auth_id=args["credential_id"],
+            provider=datasource_provider_id.provider_name,
+            plugin_id=datasource_provider_id.plugin_id,
+            credentials=args.get("credentials", {}),
+            name=args.get("name", None),
+        )
+        return {"result": "success"}, 201
+
+
+class DatasourceAuthListApi(Resource):
+    @setup_required
+    @login_required
+    @account_initialization_required
+    def get(self):
+        datasource_provider_service = DatasourceProviderService()
+        datasources = datasource_provider_service.get_all_datasource_credentials(
+            tenant_id=current_user.current_tenant_id
+        )
+        return {"result": jsonable_encoder(datasources)}, 200
+
+
+class DatasourceHardCodeAuthListApi(Resource):
+    @setup_required
+    @login_required
+    @account_initialization_required
+    def get(self):
+        datasource_provider_service = DatasourceProviderService()
+        datasources = datasource_provider_service.get_hard_code_datasource_credentials(
+            tenant_id=current_user.current_tenant_id
+        )
+        return {"result": jsonable_encoder(datasources)}, 200
+
+
+class DatasourceAuthOauthCustomClient(Resource):
+    @setup_required
+    @login_required
+    @account_initialization_required
+    def post(self, provider_id: str):
+        if not current_user.is_editor:
+            raise Forbidden()
+        parser = reqparse.RequestParser()
+        parser.add_argument("client_params", type=dict, required=False, nullable=True, location="json")
+        parser.add_argument("enable_oauth_custom_client", type=bool, required=False, nullable=True, location="json")
+        args = parser.parse_args()
+        datasource_provider_id = DatasourceProviderID(provider_id)
+        datasource_provider_service = DatasourceProviderService()
+        datasource_provider_service.setup_oauth_custom_client_params(
+            tenant_id=current_user.current_tenant_id,
+            datasource_provider_id=datasource_provider_id,
+            client_params=args.get("client_params", {}),
+            enabled=args.get("enable_oauth_custom_client", False),
+        )
+        return {"result": "success"}, 200
+
+    @setup_required
+    @login_required
+    @account_initialization_required
+    def delete(self, provider_id: str):
+        datasource_provider_id = DatasourceProviderID(provider_id)
+        datasource_provider_service = DatasourceProviderService()
+        datasource_provider_service.remove_oauth_custom_client_params(
+            tenant_id=current_user.current_tenant_id,
+            datasource_provider_id=datasource_provider_id,
+        )
+        return {"result": "success"}, 200
+
+
+class DatasourceAuthDefaultApi(Resource):
+    @setup_required
+    @login_required
+    @account_initialization_required
+    def post(self, provider_id: str):
+        if not current_user.is_editor:
+            raise Forbidden()
+        parser = reqparse.RequestParser()
+        parser.add_argument("id", type=str, required=True, nullable=False, location="json")
+        args = parser.parse_args()
+        datasource_provider_id = DatasourceProviderID(provider_id)
+        datasource_provider_service = DatasourceProviderService()
+        datasource_provider_service.set_default_datasource_provider(
+            tenant_id=current_user.current_tenant_id,
+            datasource_provider_id=datasource_provider_id,
+            credential_id=args["id"],
+        )
+        return {"result": "success"}, 200
+
+
+class DatasourceUpdateProviderNameApi(Resource):
+    @setup_required
+    @login_required
+    @account_initialization_required
+    def post(self, provider_id: str):
+        if not current_user.is_editor:
+            raise Forbidden()
+        parser = reqparse.RequestParser()
+        parser.add_argument("name", type=StrLen(max_length=100), required=True, nullable=False, location="json")
+        parser.add_argument("credential_id", type=str, required=True, nullable=False, location="json")
+        args = parser.parse_args()
+        datasource_provider_id = DatasourceProviderID(provider_id)
+        datasource_provider_service = DatasourceProviderService()
+        datasource_provider_service.update_datasource_provider_name(
+            tenant_id=current_user.current_tenant_id,
+            datasource_provider_id=datasource_provider_id,
+            name=args["name"],
+            credential_id=args["credential_id"],
+        )
+        return {"result": "success"}, 200
+
+
+api.add_resource(
+    DatasourcePluginOAuthAuthorizationUrl,
+    "/oauth/plugin/<path:provider_id>/datasource/get-authorization-url",
+)
+api.add_resource(
+    DatasourceOAuthCallback,
+    "/oauth/plugin/<path:provider_id>/datasource/callback",
+)
+api.add_resource(
+    DatasourceAuth,
+    "/auth/plugin/datasource/<path:provider_id>",
+)
+
+api.add_resource(
+    DatasourceAuthUpdateApi,
+    "/auth/plugin/datasource/<path:provider_id>/update",
+)
+
+api.add_resource(
+    DatasourceAuthDeleteApi,
+    "/auth/plugin/datasource/<path:provider_id>/delete",
+)
+
+api.add_resource(
+    DatasourceAuthListApi,
+    "/auth/plugin/datasource/list",
+)
+
+api.add_resource(
+    DatasourceHardCodeAuthListApi,
+    "/auth/plugin/datasource/default-list",
+)
+
+api.add_resource(
+    DatasourceAuthOauthCustomClient,
+    "/auth/plugin/datasource/<path:provider_id>/custom-client",
+)
+
+api.add_resource(
+    DatasourceAuthDefaultApi,
+    "/auth/plugin/datasource/<path:provider_id>/default",
+)
+
+api.add_resource(
+    DatasourceUpdateProviderNameApi,
+    "/auth/plugin/datasource/<path:provider_id>/update-name",
+)

api/controllers/console/datasets/rag_pipeline/datasource_content_preview.py

@@ -0,0 +1,57 @@
+from flask_restx import (  # type: ignore
+    Resource,  # type: ignore
+    reqparse,
+)
+from werkzeug.exceptions import Forbidden
+
+from controllers.console import api
+from controllers.console.datasets.wraps import get_rag_pipeline
+from controllers.console.wraps import account_initialization_required, setup_required
+from libs.login import current_user, login_required
+from models import Account
+from models.dataset import Pipeline
+from services.rag_pipeline.rag_pipeline import RagPipelineService
+
+
+class DataSourceContentPreviewApi(Resource):
+    @setup_required
+    @login_required
+    @account_initialization_required
+    @get_rag_pipeline
+    def post(self, pipeline: Pipeline, node_id: str):
+        """
+        Run datasource content preview
+        """
+        if not isinstance(current_user, Account):
+            raise Forbidden()
+
+        parser = reqparse.RequestParser()
+        parser.add_argument("inputs", type=dict, required=True, nullable=False, location="json")
+        parser.add_argument("datasource_type", type=str, required=True, location="json")
+        parser.add_argument("credential_id", type=str, required=False, location="json")
+        args = parser.parse_args()
+
+        inputs = args.get("inputs")
+        if inputs is None:
+            raise ValueError("missing inputs")
+        datasource_type = args.get("datasource_type")
+        if datasource_type is None:
+            raise ValueError("missing datasource_type")
+
+        rag_pipeline_service = RagPipelineService()
+        preview_content = rag_pipeline_service.run_datasource_node_preview(
+            pipeline=pipeline,
+            node_id=node_id,
+            user_inputs=inputs,
+            account=current_user,
+            datasource_type=datasource_type,
+            is_published=True,
+            credential_id=args.get("credential_id"),
+        )
+        return preview_content, 200
+
+
+api.add_resource(
+    DataSourceContentPreviewApi,
+    "/rag/pipelines/<uuid:pipeline_id>/workflows/published/datasource/nodes/<string:node_id>/preview",
+)

api/controllers/console/datasets/rag_pipeline/rag_pipeline.py

@@ -0,0 +1,164 @@
+import logging
+
+from flask import request
+from flask_restx import Resource, reqparse
+from sqlalchemy.orm import Session
+
+from controllers.console import api
+from controllers.console.wraps import (
+    account_initialization_required,
+    enterprise_license_required,
+    knowledge_pipeline_publish_enabled,
+    setup_required,
+)
+from extensions.ext_database import db
+from libs.login import login_required
+from models.dataset import PipelineCustomizedTemplate
+from services.entities.knowledge_entities.rag_pipeline_entities import PipelineTemplateInfoEntity
+from services.rag_pipeline.rag_pipeline import RagPipelineService
+
+logger = logging.getLogger(__name__)
+
+
+def _validate_name(name):
+    if not name or len(name) < 1 or len(name) > 40:
+        raise ValueError("Name must be between 1 to 40 characters.")
+    return name
+
+
+def _validate_description_length(description):
+    if len(description) > 400:
+        raise ValueError("Description cannot exceed 400 characters.")
+    return description
+
+
+class PipelineTemplateListApi(Resource):
+    @setup_required
+    @login_required
+    @account_initialization_required
+    @enterprise_license_required
+    def get(self):
+        type = request.args.get("type", default="built-in", type=str)
+        language = request.args.get("language", default="en-US", type=str)
+        # get pipeline templates
+        pipeline_templates = RagPipelineService.get_pipeline_templates(type, language)
+        return pipeline_templates, 200
+
+
+class PipelineTemplateDetailApi(Resource):
+    @setup_required
+    @login_required
+    @account_initialization_required
+    @enterprise_license_required
+    def get(self, template_id: str):
+        type = request.args.get("type", default="built-in", type=str)
+        rag_pipeline_service = RagPipelineService()
+        pipeline_template = rag_pipeline_service.get_pipeline_template_detail(template_id, type)
+        return pipeline_template, 200
+
+
+class CustomizedPipelineTemplateApi(Resource):
+    @setup_required
+    @login_required
+    @account_initialization_required
+    @enterprise_license_required
+    def patch(self, template_id: str):
+        parser = reqparse.RequestParser()
+        parser.add_argument(
+            "name",
+            nullable=False,
+            required=True,
+            help="Name must be between 1 to 40 characters.",
+            type=_validate_name,
+        )
+        parser.add_argument(
+            "description",
+            type=str,
+            nullable=True,
+            required=False,
+            default="",
+        )
+        parser.add_argument(
+            "icon_info",
+            type=dict,
+            location="json",
+            nullable=True,
+        )
+        args = parser.parse_args()
+        pipeline_template_info = PipelineTemplateInfoEntity(**args)
+        RagPipelineService.update_customized_pipeline_template(template_id, pipeline_template_info)
+        return 200
+
+    @setup_required
+    @login_required
+    @account_initialization_required
+    @enterprise_license_required
+    def delete(self, template_id: str):
+        RagPipelineService.delete_customized_pipeline_template(template_id)
+        return 200
+
+    @setup_required
+    @login_required
+    @account_initialization_required
+    @enterprise_license_required
+    def post(self, template_id: str):
+        with Session(db.engine) as session:
+            template = (
+                session.query(PipelineCustomizedTemplate).filter(PipelineCustomizedTemplate.id == template_id).first()
+            )
+            if not template:
+                raise ValueError("Customized pipeline template not found.")
+
+        return {"data": template.yaml_content}, 200
+
+
+class PublishCustomizedPipelineTemplateApi(Resource):
+    @setup_required
+    @login_required
+    @account_initialization_required
+    @enterprise_license_required
+    @knowledge_pipeline_publish_enabled
+    def post(self, pipeline_id: str):
+        parser = reqparse.RequestParser()
+        parser.add_argument(
+            "name",
+            nullable=False,
+            required=True,
+            help="Name must be between 1 to 40 characters.",
+            type=_validate_name,
+        )
+        parser.add_argument(
+            "description",
+            type=str,
+            nullable=True,
+            required=False,
+            default="",
+        )
+        parser.add_argument(
+            "icon_info",
+            type=dict,
+            location="json",
+            nullable=True,
+        )
+        args = parser.parse_args()
+        rag_pipeline_service = RagPipelineService()
+        rag_pipeline_service.publish_customized_pipeline_template(pipeline_id, args)
+        return {"result": "success"}
+
+
+api.add_resource(
+    PipelineTemplateListApi,
+    "/rag/pipeline/templates",
+)
+api.add_resource(
+    PipelineTemplateDetailApi,
+    "/rag/pipeline/templates/<string:template_id>",
+)
+api.add_resource(
+    CustomizedPipelineTemplateApi,
+    "/rag/pipeline/customized/templates/<string:template_id>",
+)
+api.add_resource(
+    PublishCustomizedPipelineTemplateApi,
+    "/rag/pipelines/<string:pipeline_id>/customized/publish",
+)

api/controllers/console/datasets/rag_pipeline/rag_pipeline_datasets.py

@@ -0,0 +1,114 @@
+from flask_login import current_user  # type: ignore  # type: ignore
+from flask_restx import Resource, marshal, reqparse  # type: ignore
+from sqlalchemy.orm import Session
+from werkzeug.exceptions import Forbidden
+
+import services
+from controllers.console import api
+from controllers.console.datasets.error import DatasetNameDuplicateError
+from controllers.console.wraps import (
+    account_initialization_required,
+    cloud_edition_billing_rate_limit_check,
+    setup_required,
+)
+from extensions.ext_database import db
+from fields.dataset_fields import dataset_detail_fields
+from libs.login import login_required
+from models.dataset import DatasetPermissionEnum
+from services.dataset_service import DatasetPermissionService, DatasetService
+from services.entities.knowledge_entities.rag_pipeline_entities import IconInfo, RagPipelineDatasetCreateEntity
+from services.rag_pipeline.rag_pipeline_dsl_service import RagPipelineDslService
+
+
+def _validate_name(name):
+    if not name or len(name) < 1 or len(name) > 40:
+        raise ValueError("Name must be between 1 to 40 characters.")
+    return name
+
+
+def _validate_description_length(description):
+    if len(description) > 400:
+        raise ValueError("Description cannot exceed 400 characters.")
+    return description
+
+
+class CreateRagPipelineDatasetApi(Resource):
+    @setup_required
+    @login_required
+    @account_initialization_required
+    @cloud_edition_billing_rate_limit_check("knowledge")
+    def post(self):
+        parser = reqparse.RequestParser()
+
+        parser.add_argument(
+            "yaml_content",
+            type=str,
+            nullable=False,
+            required=True,
+            help="yaml_content is required.",
+        )
+
+        args = parser.parse_args()
+
+        # The role of the current user in the ta table must be admin, owner, or editor, or dataset_operator
+        if not current_user.is_dataset_editor:
+            raise Forbidden()
+        rag_pipeline_dataset_create_entity = RagPipelineDatasetCreateEntity(
+            name="",
+            description="",
+            icon_info=IconInfo(
+                icon="📙",
+                icon_background="#FFF4ED",
+                icon_type="emoji",
+            ),
+            permission=DatasetPermissionEnum.ONLY_ME,
+            partial_member_list=None,
+            yaml_content=args["yaml_content"],
+        )
+        try:
+            with Session(db.engine) as session:
+                rag_pipeline_dsl_service = RagPipelineDslService(session)
+                import_info = rag_pipeline_dsl_service.create_rag_pipeline_dataset(
+                    tenant_id=current_user.current_tenant_id,
+                    rag_pipeline_dataset_create_entity=rag_pipeline_dataset_create_entity,
+                )
+            if rag_pipeline_dataset_create_entity.permission == "partial_members":
+                DatasetPermissionService.update_partial_member_list(
+                    current_user.current_tenant_id,
+                    import_info["dataset_id"],
+                    rag_pipeline_dataset_create_entity.partial_member_list,
+                )
+        except services.errors.dataset.DatasetNameDuplicateError:
+            raise DatasetNameDuplicateError()
+
+        return import_info, 201
+
+
+class CreateEmptyRagPipelineDatasetApi(Resource):
+    @setup_required
+    @login_required
+    @account_initialization_required
+    @cloud_edition_billing_rate_limit_check("knowledge")
+    def post(self):
+        # The role of the current user in the ta table must be admin, owner, or editor, or dataset_operator
+        if not current_user.is_dataset_editor:
+            raise Forbidden()
+        dataset = DatasetService.create_empty_rag_pipeline_dataset(
+            tenant_id=current_user.current_tenant_id,
+            rag_pipeline_dataset_create_entity=RagPipelineDatasetCreateEntity(
+                name="",
+                description="",
+                icon_info=IconInfo(
+                    icon="📙",
+                    icon_background="#FFF4ED",
+                    icon_type="emoji",
+                ),
+                permission=DatasetPermissionEnum.ONLY_ME,
+                partial_member_list=None,
+            ),
+        )
+        return marshal(dataset, dataset_detail_fields), 201
+
+
+api.add_resource(CreateRagPipelineDatasetApi, "/rag/pipeline/dataset")
+api.add_resource(CreateEmptyRagPipelineDatasetApi, "/rag/pipeline/empty-dataset")

api/controllers/console/datasets/rag_pipeline/rag_pipeline_draft_variable.py

@@ -0,0 +1,389 @@
+import logging
+from typing import Any, NoReturn
+
+from flask import Response
+from flask_restx import Resource, fields, inputs, marshal, marshal_with, reqparse
+from sqlalchemy.orm import Session
+from werkzeug.exceptions import Forbidden
+
+from controllers.console import api
+from controllers.console.app.error import (
+    DraftWorkflowNotExist,
+)
+from controllers.console.app.workflow_draft_variable import (
+    _WORKFLOW_DRAFT_VARIABLE_FIELDS,
+    _WORKFLOW_DRAFT_VARIABLE_WITHOUT_VALUE_FIELDS,
+)
+from controllers.console.datasets.wraps import get_rag_pipeline
+from controllers.console.wraps import account_initialization_required, setup_required
+from controllers.web.error import InvalidArgumentError, NotFoundError
+from core.variables.segment_group import SegmentGroup
+from core.variables.segments import ArrayFileSegment, FileSegment, Segment
+from core.variables.types import SegmentType
+from core.workflow.constants import CONVERSATION_VARIABLE_NODE_ID, SYSTEM_VARIABLE_NODE_ID
+from extensions.ext_database import db
+from factories.file_factory import build_from_mapping, build_from_mappings
+from factories.variable_factory import build_segment_with_type
+from libs.login import current_user, login_required
+from models.account import Account
+from models.dataset import Pipeline
+from models.workflow import WorkflowDraftVariable
+from services.rag_pipeline.rag_pipeline import RagPipelineService
+from services.workflow_draft_variable_service import WorkflowDraftVariableList, WorkflowDraftVariableService
+
+logger = logging.getLogger(__name__)
+
+
+def _convert_values_to_json_serializable_object(value: Segment) -> Any:
+    if isinstance(value, FileSegment):
+        return value.value.model_dump()
+    elif isinstance(value, ArrayFileSegment):
+        return [i.model_dump() for i in value.value]
+    elif isinstance(value, SegmentGroup):
+        return [_convert_values_to_json_serializable_object(i) for i in value.value]
+    else:
+        return value.value
+
+
+def _serialize_var_value(variable: WorkflowDraftVariable) -> Any:
+    value = variable.get_value()
+    # create a copy of the value to avoid affecting the model cache.
+    value = value.model_copy(deep=True)
+    # Refresh the url signature before returning it to client.
+    if isinstance(value, FileSegment):
+        file = value.value
+        file.remote_url = file.generate_url()
+    elif isinstance(value, ArrayFileSegment):
+        files = value.value
+        for file in files:
+            file.remote_url = file.generate_url()
+    return _convert_values_to_json_serializable_object(value)
+
+
+def _create_pagination_parser():
+    parser = reqparse.RequestParser()
+    parser.add_argument(
+        "page",
+        type=inputs.int_range(1, 100_000),
+        required=False,
+        default=1,
+        location="args",
+        help="the page of data requested",
+    )
+    parser.add_argument("limit", type=inputs.int_range(1, 100), required=False, default=20, location="args")
+    return parser
+
+
+def _get_items(var_list: WorkflowDraftVariableList) -> list[WorkflowDraftVariable]:
+    return var_list.variables
+
+
+_WORKFLOW_DRAFT_VARIABLE_LIST_WITHOUT_VALUE_FIELDS = {
+    "items": fields.List(fields.Nested(_WORKFLOW_DRAFT_VARIABLE_WITHOUT_VALUE_FIELDS), attribute=_get_items),
+    "total": fields.Raw(),
+}
+
+_WORKFLOW_DRAFT_VARIABLE_LIST_FIELDS = {
+    "items": fields.List(fields.Nested(_WORKFLOW_DRAFT_VARIABLE_FIELDS), attribute=_get_items),
+}
+
+
+def _api_prerequisite(f):
+    """Common prerequisites for all draft workflow variable APIs.
+
+    It ensures the following conditions are satisfied:
+
+    - Dify has been property setup.
+    - The request user has logged in and initialized.
+    - The requested app is a workflow or a chat flow.
+    - The request user has the edit permission for the app.
+    """
+
+    @setup_required
+    @login_required
+    @account_initialization_required
+    @get_rag_pipeline
+    def wrapper(*args, **kwargs):
+        if not isinstance(current_user, Account) or not current_user.is_editor:
+            raise Forbidden()
+        return f(*args, **kwargs)
+
+    return wrapper
+
+
+class RagPipelineVariableCollectionApi(Resource):
+    @_api_prerequisite
+    @marshal_with(_WORKFLOW_DRAFT_VARIABLE_LIST_WITHOUT_VALUE_FIELDS)
+    def get(self, pipeline: Pipeline):
+        """
+        Get draft workflow
+        """
+        parser = _create_pagination_parser()
+        args = parser.parse_args()
+
+        # fetch draft workflow by app_model
+        rag_pipeline_service = RagPipelineService()
+        workflow_exist = rag_pipeline_service.is_workflow_exist(pipeline=pipeline)
+        if not workflow_exist:
+            raise DraftWorkflowNotExist()
+
+        # fetch draft workflow by app_model
+        with Session(bind=db.engine, expire_on_commit=False) as session:
+            draft_var_srv = WorkflowDraftVariableService(
+                session=session,
+            )
+        workflow_vars = draft_var_srv.list_variables_without_values(
+            app_id=pipeline.id,
+            page=args.page,
+            limit=args.limit,
+        )
+
+        return workflow_vars
+
+    @_api_prerequisite
+    def delete(self, pipeline: Pipeline):
+        draft_var_srv = WorkflowDraftVariableService(
+            session=db.session(),
+        )
+        draft_var_srv.delete_workflow_variables(pipeline.id)
+        db.session.commit()
+        return Response("", 204)
+
+
+def validate_node_id(node_id: str) -> NoReturn | None:
+    if node_id in [
+        CONVERSATION_VARIABLE_NODE_ID,
+        SYSTEM_VARIABLE_NODE_ID,
+    ]:
+        # NOTE(QuantumGhost): While we store the system and conversation variables as node variables
+        # with specific `node_id` in database, we still want to make the API separated. By disallowing
+        # accessing system and conversation variables in `WorkflowDraftNodeVariableListApi`,
+        # we mitigate the risk that user of the API depending on the implementation detail of the API.
+        #
+        # ref: [Hyrum's Law](https://www.hyrumslaw.com/)
+
+        raise InvalidArgumentError(
+            f"invalid node_id, please use correspond api for conversation and system variables, node_id={node_id}",
+        )
+    return None
+
+
+class RagPipelineNodeVariableCollectionApi(Resource):
+    @_api_prerequisite
+    @marshal_with(_WORKFLOW_DRAFT_VARIABLE_LIST_FIELDS)
+    def get(self, pipeline: Pipeline, node_id: str):
+        validate_node_id(node_id)
+        with Session(bind=db.engine, expire_on_commit=False) as session:
+            draft_var_srv = WorkflowDraftVariableService(
+                session=session,
+            )
+            node_vars = draft_var_srv.list_node_variables(pipeline.id, node_id)
+
+        return node_vars
+
+    @_api_prerequisite
+    def delete(self, pipeline: Pipeline, node_id: str):
+        validate_node_id(node_id)
+        srv = WorkflowDraftVariableService(db.session())
+        srv.delete_node_variables(pipeline.id, node_id)
+        db.session.commit()
+        return Response("", 204)
+
+
+class RagPipelineVariableApi(Resource):
+    _PATCH_NAME_FIELD = "name"
+    _PATCH_VALUE_FIELD = "value"
+
+    @_api_prerequisite
+    @marshal_with(_WORKFLOW_DRAFT_VARIABLE_FIELDS)
+    def get(self, pipeline: Pipeline, variable_id: str):
+        draft_var_srv = WorkflowDraftVariableService(
+            session=db.session(),
+        )
+        variable = draft_var_srv.get_variable(variable_id=variable_id)
+        if variable is None:
+            raise NotFoundError(description=f"variable not found, id={variable_id}")
+        if variable.app_id != pipeline.id:
+            raise NotFoundError(description=f"variable not found, id={variable_id}")
+        return variable
+
+    @_api_prerequisite
+    @marshal_with(_WORKFLOW_DRAFT_VARIABLE_FIELDS)
+    def patch(self, pipeline: Pipeline, variable_id: str):
+        # Request payload for file types:
+        #
+        # Local File:
+        #
+        #     {
+        #         "type": "image",
+        #         "transfer_method": "local_file",
+        #         "url": "",
+        #         "upload_file_id": "daded54f-72c7-4f8e-9d18-9b0abdd9f190"
+        #     }
+        #
+        # Remote File:
+        #
+        #
+        #     {
+        #         "type": "image",
+        #         "transfer_method": "remote_url",
+        #         "url": "http://127.0.0.1:5001/files/1602650a-4fe4-423c-85a2-af76c083e3c4/file-preview?timestamp=1750041099&nonce=...&sign=...=",
+        #         "upload_file_id": "1602650a-4fe4-423c-85a2-af76c083e3c4"
+        #     }
+
+        parser = reqparse.RequestParser()
+        parser.add_argument(self._PATCH_NAME_FIELD, type=str, required=False, nullable=True, location="json")
+        # Parse 'value' field as-is to maintain its original data structure
+        parser.add_argument(self._PATCH_VALUE_FIELD, type=lambda x: x, required=False, nullable=True, location="json")
+
+        draft_var_srv = WorkflowDraftVariableService(
+            session=db.session(),
+        )
+        args = parser.parse_args(strict=True)
+
+        variable = draft_var_srv.get_variable(variable_id=variable_id)
+        if variable is None:
+            raise NotFoundError(description=f"variable not found, id={variable_id}")
+        if variable.app_id != pipeline.id:
+            raise NotFoundError(description=f"variable not found, id={variable_id}")
+
+        new_name = args.get(self._PATCH_NAME_FIELD, None)
+        raw_value = args.get(self._PATCH_VALUE_FIELD, None)
+        if new_name is None and raw_value is None:
+            return variable
+
+        new_value = None
+        if raw_value is not None:
+            if variable.value_type == SegmentType.FILE:
+                if not isinstance(raw_value, dict):
+                    raise InvalidArgumentError(description=f"expected dict for file, got {type(raw_value)}")
+                raw_value = build_from_mapping(mapping=raw_value, tenant_id=pipeline.tenant_id)
+            elif variable.value_type == SegmentType.ARRAY_FILE:
+                if not isinstance(raw_value, list):
+                    raise InvalidArgumentError(description=f"expected list for files, got {type(raw_value)}")
+                if len(raw_value) > 0 and not isinstance(raw_value[0], dict):
+                    raise InvalidArgumentError(description=f"expected dict for files[0], got {type(raw_value)}")
+                raw_value = build_from_mappings(mappings=raw_value, tenant_id=pipeline.tenant_id)
+            new_value = build_segment_with_type(variable.value_type, raw_value)
+        draft_var_srv.update_variable(variable, name=new_name, value=new_value)
+        db.session.commit()
+        return variable
+
+    @_api_prerequisite
+    def delete(self, pipeline: Pipeline, variable_id: str):
+        draft_var_srv = WorkflowDraftVariableService(
+            session=db.session(),
+        )
+        variable = draft_var_srv.get_variable(variable_id=variable_id)
+        if variable is None:
+            raise NotFoundError(description=f"variable not found, id={variable_id}")
+        if variable.app_id != pipeline.id:
+            raise NotFoundError(description=f"variable not found, id={variable_id}")
+        draft_var_srv.delete_variable(variable)
+        db.session.commit()
+        return Response("", 204)
+
+
+class RagPipelineVariableResetApi(Resource):
+    @_api_prerequisite
+    def put(self, pipeline: Pipeline, variable_id: str):
+        draft_var_srv = WorkflowDraftVariableService(
+            session=db.session(),
+        )
+
+        rag_pipeline_service = RagPipelineService()
+        draft_workflow = rag_pipeline_service.get_draft_workflow(pipeline=pipeline)
+        if draft_workflow is None:
+            raise NotFoundError(
+                f"Draft workflow not found, pipeline_id={pipeline.id}",
+            )
+        variable = draft_var_srv.get_variable(variable_id=variable_id)
+        if variable is None:
+            raise NotFoundError(description=f"variable not found, id={variable_id}")
+        if variable.app_id != pipeline.id:
+            raise NotFoundError(description=f"variable not found, id={variable_id}")
+
+        resetted = draft_var_srv.reset_variable(draft_workflow, variable)
+        db.session.commit()
+        if resetted is None:
+            return Response("", 204)
+        else:
+            return marshal(resetted, _WORKFLOW_DRAFT_VARIABLE_FIELDS)
+
+
+def _get_variable_list(pipeline: Pipeline, node_id) -> WorkflowDraftVariableList:
+    with Session(bind=db.engine, expire_on_commit=False) as session:
+        draft_var_srv = WorkflowDraftVariableService(
+            session=session,
+        )
+        if node_id == CONVERSATION_VARIABLE_NODE_ID:
+            draft_vars = draft_var_srv.list_conversation_variables(pipeline.id)
+        elif node_id == SYSTEM_VARIABLE_NODE_ID:
+            draft_vars = draft_var_srv.list_system_variables(pipeline.id)
+        else:
+            draft_vars = draft_var_srv.list_node_variables(app_id=pipeline.id, node_id=node_id)
+    return draft_vars
+
+
+class RagPipelineSystemVariableCollectionApi(Resource):
+    @_api_prerequisite
+    @marshal_with(_WORKFLOW_DRAFT_VARIABLE_LIST_FIELDS)
+    def get(self, pipeline: Pipeline):
+        return _get_variable_list(pipeline, SYSTEM_VARIABLE_NODE_ID)
+
+
+class RagPipelineEnvironmentVariableCollectionApi(Resource):
+    @_api_prerequisite
+    def get(self, pipeline: Pipeline):
+        """
+        Get draft workflow
+        """
+        # fetch draft workflow by app_model
+        rag_pipeline_service = RagPipelineService()
+        workflow = rag_pipeline_service.get_draft_workflow(pipeline=pipeline)
+        if workflow is None:
+            raise DraftWorkflowNotExist()
+
+        env_vars = workflow.environment_variables
+        env_vars_list = []
+        for v in env_vars:
+            env_vars_list.append(
+                {
+                    "id": v.id,
+                    "type": "env",
+                    "name": v.name,
+                    "description": v.description,
+                    "selector": v.selector,
+                    "value_type": v.value_type.value,
+                    "value": v.value,
+                    # Do not track edited for env vars.
+                    "edited": False,
+                    "visible": True,
+                    "editable": True,
+                }
+            )
+
+        return {"items": env_vars_list}
+
+
+api.add_resource(
+    RagPipelineVariableCollectionApi,
+    "/rag/pipelines/<uuid:pipeline_id>/workflows/draft/variables",
+)
+api.add_resource(
+    RagPipelineNodeVariableCollectionApi,
+    "/rag/pipelines/<uuid:pipeline_id>/workflows/draft/nodes/<string:node_id>/variables",
+)
+api.add_resource(
+    RagPipelineVariableApi, "/rag/pipelines/<uuid:pipeline_id>/workflows/draft/variables/<uuid:variable_id>"
+)
+api.add_resource(
+    RagPipelineVariableResetApi, "/rag/pipelines/<uuid:pipeline_id>/workflows/draft/variables/<uuid:variable_id>/reset"
+)
+api.add_resource(
+    RagPipelineSystemVariableCollectionApi, "/rag/pipelines/<uuid:pipeline_id>/workflows/draft/system-variables"
+)
+api.add_resource(
+    RagPipelineEnvironmentVariableCollectionApi,
+    "/rag/pipelines/<uuid:pipeline_id>/workflows/draft/environment-variables",
+)

api/controllers/console/datasets/rag_pipeline/rag_pipeline_import.py

@@ -0,0 +1,147 @@
+from typing import cast
+
+from flask_login import current_user  # type: ignore
+from flask_restx import Resource, marshal_with, reqparse  # type: ignore
+from sqlalchemy.orm import Session
+from werkzeug.exceptions import Forbidden
+
+from controllers.console import api
+from controllers.console.datasets.wraps import get_rag_pipeline
+from controllers.console.wraps import (
+    account_initialization_required,
+    setup_required,
+)
+from extensions.ext_database import db
+from fields.rag_pipeline_fields import pipeline_import_check_dependencies_fields, pipeline_import_fields
+from libs.login import login_required
+from models import Account
+from models.dataset import Pipeline
+from services.app_dsl_service import ImportStatus
+from services.rag_pipeline.rag_pipeline_dsl_service import RagPipelineDslService
+
+
+class RagPipelineImportApi(Resource):
+    @setup_required
+    @login_required
+    @account_initialization_required
+    @marshal_with(pipeline_import_fields)
+    def post(self):
+        # Check user role first
+        if not current_user.is_editor:
+            raise Forbidden()
+
+        parser = reqparse.RequestParser()
+        parser.add_argument("mode", type=str, required=True, location="json")
+        parser.add_argument("yaml_content", type=str, location="json")
+        parser.add_argument("yaml_url", type=str, location="json")
+        parser.add_argument("name", type=str, location="json")
+        parser.add_argument("description", type=str, location="json")
+        parser.add_argument("icon_type", type=str, location="json")
+        parser.add_argument("icon", type=str, location="json")
+        parser.add_argument("icon_background", type=str, location="json")
+        parser.add_argument("pipeline_id", type=str, location="json")
+        args = parser.parse_args()
+
+        # Create service with session
+        with Session(db.engine) as session:
+            import_service = RagPipelineDslService(session)
+            # Import app
+            account = cast(Account, current_user)
+            result = import_service.import_rag_pipeline(
+                account=account,
+                import_mode=args["mode"],
+                yaml_content=args.get("yaml_content"),
+                yaml_url=args.get("yaml_url"),
+                pipeline_id=args.get("pipeline_id"),
+                dataset_name=args.get("name"),
+            )
+            session.commit()
+
+        # Return appropriate status code based on result
+        status = result.status
+        if status == ImportStatus.FAILED.value:
+            return result.model_dump(mode="json"), 400
+        elif status == ImportStatus.PENDING.value:
+            return result.model_dump(mode="json"), 202
+        return result.model_dump(mode="json"), 200
+
+
+class RagPipelineImportConfirmApi(Resource):
+    @setup_required
+    @login_required
+    @account_initialization_required
+    @marshal_with(pipeline_import_fields)
+    def post(self, import_id):
+        # Check user role first
+        if not current_user.is_editor:
+            raise Forbidden()
+
+        # Create service with session
+        with Session(db.engine) as session:
+            import_service = RagPipelineDslService(session)
+            # Confirm import
+            account = cast(Account, current_user)
+            result = import_service.confirm_import(import_id=import_id, account=account)
+            session.commit()
+
+        # Return appropriate status code based on result
+        if result.status == ImportStatus.FAILED.value:
+            return result.model_dump(mode="json"), 400
+        return result.model_dump(mode="json"), 200
+
+
+class RagPipelineImportCheckDependenciesApi(Resource):
+    @setup_required
+    @login_required
+    @get_rag_pipeline
+    @account_initialization_required
+    @marshal_with(pipeline_import_check_dependencies_fields)
+    def get(self, pipeline: Pipeline):
+        if not current_user.is_editor:
+            raise Forbidden()
+
+        with Session(db.engine) as session:
+            import_service = RagPipelineDslService(session)
+            result = import_service.check_dependencies(pipeline=pipeline)
+
+        return result.model_dump(mode="json"), 200
+
+
+class RagPipelineExportApi(Resource):
+    @setup_required
+    @login_required
+    @get_rag_pipeline
+    @account_initialization_required
+    def get(self, pipeline: Pipeline):
+        if not current_user.is_editor:
+            raise Forbidden()
+
+            # Add include_secret params
+        parser = reqparse.RequestParser()
+        parser.add_argument("include_secret", type=bool, default=False, location="args")
+        args = parser.parse_args()
+
+        with Session(db.engine) as session:
+            export_service = RagPipelineDslService(session)
+            result = export_service.export_rag_pipeline_dsl(pipeline=pipeline, include_secret=args["include_secret"])
+
+        return {"data": result}, 200
+
+
+# Import Rag Pipeline
+api.add_resource(
+    RagPipelineImportApi,
+    "/rag/pipelines/imports",
+)
+api.add_resource(
+    RagPipelineImportConfirmApi,
+    "/rag/pipelines/imports/<string:import_id>/confirm",
+)
+api.add_resource(
+    RagPipelineImportCheckDependenciesApi,
+    "/rag/pipelines/imports/<string:pipeline_id>/check-dependencies",
+)
+api.add_resource(
+    RagPipelineExportApi,
+    "/rag/pipelines/<string:pipeline_id>/exports",
+)

api/controllers/console/datasets/wraps.py

@@ -0,0 +1,47 @@
+from collections.abc import Callable
+from functools import wraps
+from typing import Optional
+
+from controllers.console.datasets.error import PipelineNotFoundError
+from extensions.ext_database import db
+from libs.login import current_user
+from models.account import Account
+from models.dataset import Pipeline
+
+
+def get_rag_pipeline(
+    view: Optional[Callable] = None,
+):
+    def decorator(view_func):
+        @wraps(view_func)
+        def decorated_view(*args, **kwargs):
+            if not kwargs.get("pipeline_id"):
+                raise ValueError("missing pipeline_id in path parameters")
+
+            if not isinstance(current_user, Account):
+                raise ValueError("current_user is not an account")
+
+            pipeline_id = kwargs.get("pipeline_id")
+            pipeline_id = str(pipeline_id)
+
+            del kwargs["pipeline_id"]
+
+            pipeline = (
+                db.session.query(Pipeline)
+                .filter(Pipeline.id == pipeline_id, Pipeline.tenant_id == current_user.current_tenant_id)
+                .first()
+            )
+
+            if not pipeline:
+                raise PipelineNotFoundError()
+
+            kwargs["pipeline"] = pipeline
+
+            return view_func(*args, **kwargs)
+
+        return decorated_view
+
+    if view is None:
+        return decorator
+    else:
+        return decorator(view)

api/controllers/console/explore/workflow.py

@@ -20,6 +20,7 @@ from core.errors.error import (
     QuotaExceededError,
 )
 from core.model_runtime.errors.invoke import InvokeError
+from core.workflow.graph_engine.manager import GraphEngineManager
 from libs import helper
 from libs.login import current_user
 from models.model import AppMode, InstalledApp
@@ -78,6 +79,11 @@ class InstalledAppWorkflowTaskStopApi(InstalledAppResource):
             raise NotWorkflowAppError()
         assert current_user is not None
 
-        AppQueueManager.set_stop_flag(task_id, InvokeFrom.EXPLORE, current_user.id)
+        # Stop using both mechanisms for backward compatibility
+        # Legacy stop flag mechanism (without user check)
+        AppQueueManager.set_stop_flag_no_user_check(task_id)
+
+        # New graph engine command channel mechanism
+        GraphEngineManager.send_stop_command(task_id)
 
         return {"result": "success"}

api/controllers/console/files.py

@@ -20,6 +20,7 @@ from controllers.console.wraps import (
     cloud_edition_billing_resource_check,
     setup_required,
 )
+from extensions.ext_database import db
 from fields.file_fields import file_fields, upload_config_fields
 from libs.login import login_required
 from services.file_service import FileService
@@ -68,7 +69,7 @@ class FileApi(Resource):
             source = None
 
         try:
-            upload_file = FileService.upload_file(
+            upload_file = FileService(db.engine).upload_file(
                 filename=file.filename,
                 content=file.read(),
                 mimetype=file.mimetype,
@@ -89,7 +90,7 @@ class FilePreviewApi(Resource):
     @account_initialization_required
     def get(self, file_id):
         file_id = str(file_id)
-        text = FileService.get_file_preview(file_id)
+        text = FileService(db.engine).get_file_preview(file_id)
         return {"content": text}
 
 

api/controllers/console/remote_files.py

@@ -14,6 +14,7 @@ from controllers.common.errors import (
 )
 from core.file import helpers as file_helpers
 from core.helper import ssrf_proxy
+from extensions.ext_database import db
 from fields.file_fields import file_fields_with_signed_url, remote_file_info_fields
 from models.account import Account
 from services.file_service import FileService
@@ -61,7 +62,7 @@ class RemoteFileUploadApi(Resource):
 
         try:
             user = cast(Account, current_user)
-            upload_file = FileService.upload_file(
+            upload_file = FileService(db.engine).upload_file(
                 filename=file_info.filename,
                 content=content,
                 mimetype=file_info.mimetype,

api/controllers/console/spec.py

@@ -0,0 +1,35 @@
+import logging
+
+from flask_restx import Resource
+
+from controllers.console import api
+from controllers.console.wraps import (
+    account_initialization_required,
+    setup_required,
+)
+from core.schemas.schema_manager import SchemaManager
+from libs.login import login_required
+
+logger = logging.getLogger(__name__)
+
+
+class SpecSchemaDefinitionsApi(Resource):
+    @setup_required
+    @login_required
+    @account_initialization_required
+    def get(self):
+        """
+        Get system JSON Schema definitions specification
+        Used for frontend component type mapping
+        """
+        try:
+            schema_manager = SchemaManager()
+            schema_definitions = schema_manager.get_all_schema_definitions()
+            return schema_definitions, 200
+        except Exception:
+            logger.exception("Failed to get schema definitions from local registry")
+            # Return empty array as fallback
+            return [], 200
+
+
+api.add_resource(SpecSchemaDefinitionsApi, "/spec/schema-definitions")

api/controllers/console/workspace/tool_providers.py

@@ -21,11 +21,11 @@ from core.mcp.auth.auth_provider import OAuthClientProvider
 from core.mcp.error import MCPAuthError, MCPError
 from core.mcp.mcp_client import MCPClient
 from core.model_runtime.utils.encoders import jsonable_encoder
-from core.plugin.entities.plugin import ToolProviderID
 from core.plugin.impl.oauth import OAuthHandler
 from core.tools.entities.tool_entities import CredentialType
 from libs.helper import StrLen, alphanumeric, uuid_value
 from libs.login import login_required
+from models.provider_ids import ToolProviderID
 from services.plugin.oauth_service import OAuthProxyService
 from services.tools.api_tools_manage_service import ApiToolManageService
 from services.tools.builtin_tools_manage_service import BuiltinToolManageService

api/controllers/console/workspace/workspace.py

@@ -211,7 +211,7 @@ class WebappLogoWorkspaceApi(Resource):
             raise UnsupportedFileTypeError()
 
         try:
-            upload_file = FileService.upload_file(
+            upload_file = FileService(db.engine).upload_file(
                 filename=file.filename,
                 content=file.read(),
                 mimetype=file.mimetype,

api/controllers/console/wraps.py

@@ -261,3 +261,14 @@ def is_allow_transfer_owner(view):
         abort(403)
 
     return decorated
+
+
+def knowledge_pipeline_publish_enabled(view):
+    @wraps(view)
+    def decorated(*args, **kwargs):
+        features = FeatureService.get_features(current_user.current_tenant_id)
+        if features.knowledge_pipeline.publish_enabled:
+            return view(*args, **kwargs)
+        abort(403)
+
+    return decorated

api/controllers/files/image_preview.py

@@ -7,6 +7,7 @@ from werkzeug.exceptions import NotFound
 import services
 from controllers.common.errors import UnsupportedFileTypeError
 from controllers.files import files_ns
+from extensions.ext_database import db
 from services.account_service import TenantService
 from services.file_service import FileService
 
@@ -28,7 +29,7 @@ class ImagePreviewApi(Resource):
             return {"content": "Invalid request."}, 400
 
         try:
-            generator, mimetype = FileService.get_image_preview(
+            generator, mimetype = FileService(db.engine).get_image_preview(
                 file_id=file_id,
                 timestamp=timestamp,
                 nonce=nonce,
@@ -57,7 +58,7 @@ class FilePreviewApi(Resource):
             return {"content": "Invalid request."}, 400
 
         try:
-            generator, upload_file = FileService.get_file_generator_by_file_id(
+            generator, upload_file = FileService(db.engine).get_file_generator_by_file_id(
                 file_id=file_id,
                 timestamp=args["timestamp"],
                 nonce=args["nonce"],
@@ -108,7 +109,7 @@ class WorkspaceWebappLogoApi(Resource):
             raise NotFound("webapp logo is not found")
 
         try:
-            generator, mimetype = FileService.get_public_image_preview(
+            generator, mimetype = FileService(db.engine).get_public_image_preview(
                 webapp_logo_file_id,
             )
         except services.errors.file.UnsupportedFileTypeError:

api/controllers/files/tool_files.py

@@ -8,7 +8,7 @@ from controllers.common.errors import UnsupportedFileTypeError
 from controllers.files import files_ns
 from core.tools.signature import verify_tool_file_signature
 from core.tools.tool_file_manager import ToolFileManager
-from models import db as global_db
+from extensions.ext_database import db as global_db
 
 
 @files_ns.route("/tools/<uuid:file_id>.<string:extension>")

api/controllers/service_api/app/file.py

@@ -12,8 +12,9 @@ from controllers.common.errors import (
 )
 from controllers.service_api import service_api_ns
 from controllers.service_api.wraps import FetchUserArg, WhereisUserArg, validate_app_token
+from extensions.ext_database import db
 from fields.file_fields import build_file_model
-from models.model import App, EndUser
+from models import App, EndUser
 from services.file_service import FileService
 
 
@@ -52,7 +53,7 @@ class FileApi(Resource):
             raise FilenameNotExistsError
 
         try:
-            upload_file = FileService.upload_file(
+            upload_file = FileService(db.engine).upload_file(
                 filename=file.filename,
                 content=file.read(),
                 mimetype=file.mimetype,

api/controllers/service_api/app/workflow.py

@@ -26,7 +26,8 @@ from core.errors.error import (
 )
 from core.helper.trace_id_helper import get_external_trace_id
 from core.model_runtime.errors.invoke import InvokeError
-from core.workflow.entities.workflow_execution import WorkflowExecutionStatus
+from core.workflow.enums import WorkflowExecutionStatus
+from core.workflow.graph_engine.manager import GraphEngineManager
 from extensions.ext_database import db
 from fields.workflow_app_log_fields import build_workflow_app_log_pagination_model
 from libs import helper
@@ -262,7 +263,12 @@ class WorkflowTaskStopApi(Resource):
         if app_mode != AppMode.WORKFLOW:
             raise NotWorkflowAppError()
 
-        AppQueueManager.set_stop_flag(task_id, InvokeFrom.SERVICE_API, end_user.id)
+        # Stop using both mechanisms for backward compatibility
+        # Legacy stop flag mechanism (without user check)
+        AppQueueManager.set_stop_flag_no_user_check(task_id)
+
+        # New graph engine command channel mechanism
+        GraphEngineManager.send_stop_command(task_id)
 
         return {"result": "success"}
 

api/controllers/service_api/dataset/dataset.py

@@ -13,13 +13,13 @@ from controllers.service_api.wraps import (
     validate_dataset_token,
 )
 from core.model_runtime.entities.model_entities import ModelType
-from core.plugin.entities.plugin import ModelProviderID
 from core.provider_manager import ProviderManager
 from fields.dataset_fields import dataset_detail_fields
 from fields.tag_fields import build_dataset_tag_fields
 from libs.login import current_user
 from models.account import Account
 from models.dataset import Dataset, DatasetPermissionEnum
+from models.provider_ids import ModelProviderID
 from services.dataset_service import DatasetPermissionService, DatasetService, DocumentService
 from services.entities.knowledge_entities.knowledge_entities import RetrievalModel
 from services.tag_service import TagService

api/controllers/service_api/dataset/document.py

@@ -123,7 +123,7 @@ class DocumentAddByTextApi(DatasetApiResource):
                 args.get("retrieval_model").get("reranking_model").get("reranking_model_name"),
             )
 
-        upload_file = FileService.upload_text(text=str(text), text_name=str(name))
+        upload_file = FileService(db.engine).upload_text(text=str(text), text_name=str(name))
         data_source = {
             "type": "upload_file",
             "info_list": {"data_source_type": "upload_file", "file_info_list": {"file_ids": [upload_file.id]}},
@@ -133,6 +133,9 @@ class DocumentAddByTextApi(DatasetApiResource):
         # validate args
         DocumentService.document_create_args_validate(knowledge_config)
 
+        if not current_user:
+            raise ValueError("current_user is required")
+
         try:
             documents, batch = DocumentService.save_document_with_dataset_id(
                 dataset=dataset,
@@ -198,7 +201,7 @@ class DocumentUpdateByTextApi(DatasetApiResource):
             name = args.get("name")
             if text is None or name is None:
                 raise ValueError("Both text and name must be strings.")
-            upload_file = FileService.upload_text(text=str(text), text_name=str(name))
+            upload_file = FileService(db.engine).upload_text(text=str(text), text_name=str(name))
             data_source = {
                 "type": "upload_file",
                 "info_list": {"data_source_type": "upload_file", "file_info_list": {"file_ids": [upload_file.id]}},
@@ -298,7 +301,7 @@ class DocumentAddByFileApi(DatasetApiResource):
         if not file.filename:
             raise FilenameNotExistsError
 
-        upload_file = FileService.upload_file(
+        upload_file = FileService(db.engine).upload_file(
             filename=file.filename,
             content=file.read(),
             mimetype=file.mimetype,
@@ -387,7 +390,7 @@ class DocumentUpdateByFileApi(DatasetApiResource):
                 raise FilenameNotExistsError
 
             try:
-                upload_file = FileService.upload_file(
+                upload_file = FileService(db.engine).upload_file(
                     filename=file.filename,
                     content=file.read(),
                     mimetype=file.mimetype,

api/controllers/web/files.py

@@ -11,6 +11,7 @@ from controllers.common.errors import (
 )
 from controllers.web import web_ns
 from controllers.web.wraps import WebApiResource
+from extensions.ext_database import db
 from fields.file_fields import build_file_model
 from services.file_service import FileService
 
@@ -68,7 +69,7 @@ class FileApi(WebApiResource):
             source = None
 
         try:
-            upload_file = FileService.upload_file(
+            upload_file = FileService(db.engine).upload_file(
                 filename=file.filename,
                 content=file.read(),
                 mimetype=file.mimetype,

api/controllers/web/remote_files.py

@@ -14,6 +14,7 @@ from controllers.web import web_ns
 from controllers.web.wraps import WebApiResource
 from core.file import helpers as file_helpers
 from core.helper import ssrf_proxy
+from extensions.ext_database import db
 from fields.file_fields import build_file_with_signed_url_model, build_remote_file_info_model
 from services.file_service import FileService
 
@@ -119,7 +120,7 @@ class RemoteFileUploadApi(WebApiResource):
         content = resp.content if resp.request.method == "GET" else ssrf_proxy.get(url).content
 
         try:
-            upload_file = FileService.upload_file(
+            upload_file = FileService(db.engine).upload_file(
                 filename=file_info.filename,
                 content=content,
                 mimetype=file_info.mimetype,

api/controllers/web/workflow.py

@@ -21,6 +21,7 @@ from core.errors.error import (
     QuotaExceededError,
 )
 from core.model_runtime.errors.invoke import InvokeError
+from core.workflow.graph_engine.manager import GraphEngineManager
 from libs import helper
 from models.model import App, AppMode, EndUser
 from services.app_generate_service import AppGenerateService
@@ -110,7 +111,12 @@ class WorkflowTaskStopApi(WebApiResource):
         if app_mode != AppMode.WORKFLOW:
             raise NotWorkflowAppError()
 
-        AppQueueManager.set_stop_flag(task_id, InvokeFrom.WEB_APP, end_user.id)
+        # Stop using both mechanisms for backward compatibility
+        # Legacy stop flag mechanism (without user check)
+        AppQueueManager.set_stop_flag_no_user_check(task_id)
+
+        # New graph engine command channel mechanism
+        GraphEngineManager.send_stop_command(task_id)
 
         return {"result": "success"}
 

api/core/agent/base_agent_runner.py

@@ -90,7 +90,9 @@ class BaseAgentRunner(AppRunner):
             tenant_id=tenant_id,
             dataset_ids=app_config.dataset.dataset_ids if app_config.dataset else [],
             retrieve_config=app_config.dataset.retrieve_config if app_config.dataset else None,
-            return_resource=app_config.additional_features.show_retrieve_source,
+            return_resource=(
+                app_config.additional_features.show_retrieve_source if app_config.additional_features else False
+            ),
             invoke_from=application_generate_entity.invoke_from,
             hit_callback=hit_callback,
             user_id=user_id,

api/core/app/app_config/easy_ui_based_app/model_config/manager.py

@@ -4,8 +4,8 @@ from typing import Any
 from core.app.app_config.entities import ModelConfigEntity
 from core.model_runtime.entities.model_entities import ModelPropertyKey, ModelType
 from core.model_runtime.model_providers.model_provider_factory import ModelProviderFactory
-from core.plugin.entities.plugin import ModelProviderID
 from core.provider_manager import ProviderManager
+from models.provider_ids import ModelProviderID
 
 
 class ModelConfigManager:

api/core/app/app_config/entities.py

@@ -114,9 +114,9 @@ class VariableEntity(BaseModel):
     hide: bool = False
     max_length: Optional[int] = None
     options: Sequence[str] = Field(default_factory=list)
-    allowed_file_types: Sequence[FileType] = Field(default_factory=list)
-    allowed_file_extensions: Sequence[str] = Field(default_factory=list)
-    allowed_file_upload_methods: Sequence[FileTransferMethod] = Field(default_factory=list)
+    allowed_file_types: Optional[Sequence[FileType]] = Field(default_factory=list)
+    allowed_file_extensions: Optional[Sequence[str]] = Field(default_factory=list)
+    allowed_file_upload_methods: Optional[Sequence[FileTransferMethod]] = Field(default_factory=list)
 
     @field_validator("description", mode="before")
     @classmethod
@@ -129,6 +129,16 @@ class VariableEntity(BaseModel):
         return v or []
 
 
+class RagPipelineVariableEntity(VariableEntity):
+    """
+    Rag Pipeline Variable Entity.
+    """
+
+    tooltips: Optional[str] = None
+    placeholder: Optional[str] = None
+    belong_to_node_id: str
+
+
 class ExternalDataVariableEntity(BaseModel):
     """
     External Data Variable Entity.
@@ -288,7 +298,7 @@ class AppConfig(BaseModel):
     tenant_id: str
     app_id: str
     app_mode: AppMode
-    additional_features: AppAdditionalFeatures
+    additional_features: Optional[AppAdditionalFeatures] = None
     variables: list[VariableEntity] = []
     sensitive_word_avoidance: Optional[SensitiveWordAvoidanceEntity] = None
 

api/core/app/app_config/workflow_ui_based_app/variables/manager.py

@@ -1,4 +1,6 @@
-from core.app.app_config.entities import VariableEntity
+import re
+
+from core.app.app_config.entities import RagPipelineVariableEntity, VariableEntity
 from models.workflow import Workflow
 
 
@@ -20,3 +22,48 @@ class WorkflowVariablesConfigManager:
             variables.append(VariableEntity.model_validate(variable))
 
         return variables
+
+    @classmethod
+    def convert_rag_pipeline_variable(cls, workflow: Workflow, start_node_id: str) -> list[RagPipelineVariableEntity]:
+        """
+        Convert workflow start variables to variables
+
+        :param workflow: workflow instance
+        """
+        variables = []
+
+        # get second step node
+        rag_pipeline_variables = workflow.rag_pipeline_variables
+        if not rag_pipeline_variables:
+            return []
+        variables_map = {item["variable"]: item for item in rag_pipeline_variables}
+
+        # get datasource node data
+        datasource_node_data = None
+        datasource_nodes = workflow.graph_dict.get("nodes", [])
+        for datasource_node in datasource_nodes:
+            if datasource_node.get("id") == start_node_id:
+                datasource_node_data = datasource_node.get("data", {})
+                break
+        if datasource_node_data:
+            datasource_parameters = datasource_node_data.get("datasource_parameters", {})
+
+            for _, value in datasource_parameters.items():
+                if value.get("value") and isinstance(value.get("value"), str):
+                    pattern = r"\{\{#([a-zA-Z0-9_]{1,50}(?:\.[a-zA-Z0-9_][a-zA-Z0-9_]{0,29}){1,10})#\}\}"
+                    match = re.match(pattern, value["value"])
+                    if match:
+                        full_path = match.group(1)
+                        last_part = full_path.split(".")[-1]
+                        variables_map.pop(last_part, None)
+                if value.get("value") and isinstance(value.get("value"), list):
+                    last_part = value.get("value")[-1]
+                    variables_map.pop(last_part, None)
+
+        all_second_step_variables = list(variables_map.values())
+
+        for item in all_second_step_variables:
+            if item.get("belong_to_node_id") == start_node_id or item.get("belong_to_node_id") == "shared":
+                variables.append(RagPipelineVariableEntity.model_validate(item))
+
+        return variables

api/core/app/apps/advanced_chat/app_generator.py

@@ -154,7 +154,7 @@ class AdvancedChatAppGenerator(MessageBasedAppGenerator):
 
         if invoke_from == InvokeFrom.DEBUGGER:
             # always enable retriever resource in debugger mode
-            app_config.additional_features.show_retrieve_source = True
+            app_config.additional_features.show_retrieve_source = True  # type: ignore
 
         workflow_run_id = str(uuid.uuid4())
         # init application generate entity
@@ -467,7 +467,7 @@ class AdvancedChatAppGenerator(MessageBasedAppGenerator):
             workflow_execution_repository=workflow_execution_repository,
             workflow_node_execution_repository=workflow_node_execution_repository,
             stream=stream,
-            draft_var_saver_factory=self._get_draft_var_saver_factory(invoke_from),
+            draft_var_saver_factory=self._get_draft_var_saver_factory(invoke_from, account=user),
         )
 
         return AdvancedChatAppGenerateResponseConverter.convert(response=response, invoke_from=invoke_from)

api/core/app/apps/advanced_chat/app_runner.py

@@ -1,11 +1,11 @@
 import logging
+import time
 from collections.abc import Mapping
 from typing import Any, Optional, cast
 
 from sqlalchemy import select
 from sqlalchemy.orm import Session
 
-from configs import dify_config
 from core.app.apps.advanced_chat.app_config_manager import AdvancedChatAppConfig
 from core.app.apps.base_app_queue_manager import AppQueueManager
 from core.app.apps.workflow_app_runner import WorkflowBasedAppRunner
@@ -23,16 +23,17 @@ from core.app.features.annotation_reply.annotation_reply import AnnotationReplyF
 from core.moderation.base import ModerationError
 from core.moderation.input_moderation import InputModeration
 from core.variables.variables import VariableUnion
-from core.workflow.callbacks import WorkflowCallback, WorkflowLoggingCallback
-from core.workflow.entities.variable_pool import VariablePool
+from core.workflow.entities import GraphRuntimeState, VariablePool
+from core.workflow.graph_engine.command_channels.redis_channel import RedisChannel
 from core.workflow.system_variable import SystemVariable
 from core.workflow.variable_loader import VariableLoader
 from core.workflow.workflow_entry import WorkflowEntry
 from extensions.ext_database import db
+from extensions.ext_redis import redis_client
 from models import Workflow
 from models.enums import UserFrom
 from models.model import App, Conversation, Message, MessageAnnotation
-from models.workflow import ConversationVariable, WorkflowType
+from models.workflow import ConversationVariable
 
 logger = logging.getLogger(__name__)
 
@@ -78,23 +79,29 @@ class AdvancedChatAppRunner(WorkflowBasedAppRunner):
         if not app_record:
             raise ValueError("App not found")
 
-        workflow_callbacks: list[WorkflowCallback] = []
-        if dify_config.DEBUG:
-            workflow_callbacks.append(WorkflowLoggingCallback())
-
         if self.application_generate_entity.single_iteration_run:
             # if only single iteration run is requested
+            graph_runtime_state = GraphRuntimeState(
+                variable_pool=VariablePool.empty(),
+                start_at=time.time(),
+            )
             graph, variable_pool = self._get_graph_and_variable_pool_of_single_iteration(
                 workflow=self._workflow,
                 node_id=self.application_generate_entity.single_iteration_run.node_id,
                 user_inputs=dict(self.application_generate_entity.single_iteration_run.inputs),
+                graph_runtime_state=graph_runtime_state,
             )
         elif self.application_generate_entity.single_loop_run:
             # if only single loop run is requested
+            graph_runtime_state = GraphRuntimeState(
+                variable_pool=VariablePool.empty(),
+                start_at=time.time(),
+            )
             graph, variable_pool = self._get_graph_and_variable_pool_of_single_loop(
                 workflow=self._workflow,
                 node_id=self.application_generate_entity.single_loop_run.node_id,
                 user_inputs=dict(self.application_generate_entity.single_loop_run.inputs),
+                graph_runtime_state=graph_runtime_state,
             )
         else:
             inputs = self.application_generate_entity.inputs
@@ -146,16 +153,27 @@ class AdvancedChatAppRunner(WorkflowBasedAppRunner):
             )
 
             # init graph
-            graph = self._init_graph(graph_config=self._workflow.graph_dict)
+            graph_runtime_state = GraphRuntimeState(variable_pool=variable_pool, start_at=time.time())
+            graph = self._init_graph(
+                graph_config=self._workflow.graph_dict,
+                graph_runtime_state=graph_runtime_state,
+                workflow_id=self._workflow.id,
+                tenant_id=self._workflow.tenant_id,
+                user_id=self.application_generate_entity.user_id,
+            )
 
         db.session.close()
 
         # RUN WORKFLOW
+        # Create Redis command channel for this workflow execution
+        task_id = self.application_generate_entity.task_id
+        channel_key = f"workflow:{task_id}:commands"
+        command_channel = RedisChannel(redis_client, channel_key)
+
         workflow_entry = WorkflowEntry(
             tenant_id=self._workflow.tenant_id,
             app_id=self._workflow.app_id,
             workflow_id=self._workflow.id,
-            workflow_type=WorkflowType.value_of(self._workflow.type),
             graph=graph,
             graph_config=self._workflow.graph_dict,
             user_id=self.application_generate_entity.user_id,
@@ -166,12 +184,11 @@ class AdvancedChatAppRunner(WorkflowBasedAppRunner):
             ),
             invoke_from=self.application_generate_entity.invoke_from,
             call_depth=self.application_generate_entity.call_depth,
-            variable_pool=variable_pool,
+            graph_runtime_state=graph_runtime_state,
+            command_channel=command_channel,
         )
 
-        generator = workflow_entry.run(
-            callbacks=workflow_callbacks,
-        )
+        generator = workflow_entry.run()
 
         for event in generator:
             self._handle_event(workflow_entry, event)

api/core/app/apps/advanced_chat/generate_task_pipeline.py

@@ -31,14 +31,9 @@ from core.app.entities.queue_entities import (
     QueueMessageReplaceEvent,
     QueueNodeExceptionEvent,
     QueueNodeFailedEvent,
-    QueueNodeInIterationFailedEvent,
-    QueueNodeInLoopFailedEvent,
     QueueNodeRetryEvent,
     QueueNodeStartedEvent,
     QueueNodeSucceededEvent,
-    QueueParallelBranchRunFailedEvent,
-    QueueParallelBranchRunStartedEvent,
-    QueueParallelBranchRunSucceededEvent,
     QueuePingEvent,
     QueueRetrieverResourcesEvent,
     QueueStopEvent,
@@ -65,8 +60,8 @@ from core.app.task_pipeline.message_cycle_manager import MessageCycleManager
 from core.base.tts import AppGeneratorTTSPublisher, AudioTrunk
 from core.model_runtime.entities.llm_entities import LLMUsage
 from core.ops.ops_trace_manager import TraceQueueManager
-from core.workflow.entities.workflow_execution import WorkflowExecutionStatus, WorkflowType
-from core.workflow.graph_engine.entities.graph_runtime_state import GraphRuntimeState
+from core.workflow.entities import GraphRuntimeState
+from core.workflow.enums import WorkflowExecutionStatus, WorkflowType
 from core.workflow.nodes import NodeType
 from core.workflow.repositories.draft_variable_repository import DraftVariableSaverFactory
 from core.workflow.repositories.workflow_execution_repository import WorkflowExecutionRepository
@@ -387,9 +382,7 @@ class AdvancedChatAppGenerateTaskPipeline:
 
     def _handle_node_failed_events(
         self,
-        event: Union[
-            QueueNodeFailedEvent, QueueNodeInIterationFailedEvent, QueueNodeInLoopFailedEvent, QueueNodeExceptionEvent
-        ],
+        event: Union[QueueNodeFailedEvent, QueueNodeExceptionEvent],
         **kwargs,
     ) -> Generator[StreamResponse, None, None]:
         """Handle various node failure events."""
@@ -434,32 +427,6 @@ class AdvancedChatAppGenerateTaskPipeline:
             answer=delta_text, message_id=self._message_id, from_variable_selector=event.from_variable_selector
         )
 
-    def _handle_parallel_branch_started_event(
-        self, event: QueueParallelBranchRunStartedEvent, **kwargs
-    ) -> Generator[StreamResponse, None, None]:
-        """Handle parallel branch started events."""
-        self._ensure_workflow_initialized()
-
-        parallel_start_resp = self._workflow_response_converter.workflow_parallel_branch_start_to_stream_response(
-            task_id=self._application_generate_entity.task_id,
-            workflow_execution_id=self._workflow_run_id,
-            event=event,
-        )
-        yield parallel_start_resp
-
-    def _handle_parallel_branch_finished_events(
-        self, event: Union[QueueParallelBranchRunSucceededEvent, QueueParallelBranchRunFailedEvent], **kwargs
-    ) -> Generator[StreamResponse, None, None]:
-        """Handle parallel branch finished events."""
-        self._ensure_workflow_initialized()
-
-        parallel_finish_resp = self._workflow_response_converter.workflow_parallel_branch_finished_to_stream_response(
-            task_id=self._application_generate_entity.task_id,
-            workflow_execution_id=self._workflow_run_id,
-            event=event,
-        )
-        yield parallel_finish_resp
-
     def _handle_iteration_start_event(
         self, event: QueueIterationStartEvent, **kwargs
     ) -> Generator[StreamResponse, None, None]:
@@ -751,8 +718,6 @@ class AdvancedChatAppGenerateTaskPipeline:
             QueueNodeRetryEvent: self._handle_node_retry_event,
             QueueNodeStartedEvent: self._handle_node_started_event,
             QueueNodeSucceededEvent: self._handle_node_succeeded_event,
-            # Parallel branch events
-            QueueParallelBranchRunStartedEvent: self._handle_parallel_branch_started_event,
             # Iteration events
             QueueIterationStartEvent: self._handle_iteration_start_event,
             QueueIterationNextEvent: self._handle_iteration_next_event,
@@ -800,8 +765,6 @@ class AdvancedChatAppGenerateTaskPipeline:
             event,
             (
                 QueueNodeFailedEvent,
-                QueueNodeInIterationFailedEvent,
-                QueueNodeInLoopFailedEvent,
                 QueueNodeExceptionEvent,
             ),
         ):
@@ -814,17 +777,6 @@ class AdvancedChatAppGenerateTaskPipeline:
             )
             return
 
-        # Handle parallel branch finished events with isinstance check
-        if isinstance(event, (QueueParallelBranchRunSucceededEvent, QueueParallelBranchRunFailedEvent)):
-            yield from self._handle_parallel_branch_finished_events(
-                event,
-                graph_runtime_state=graph_runtime_state,
-                tts_publisher=tts_publisher,
-                trace_manager=trace_manager,
-                queue_message=queue_message,
-            )
-            return
-
         # For unhandled events, we continue (original behavior)
         return
 
@@ -848,11 +800,6 @@ class AdvancedChatAppGenerateTaskPipeline:
                     graph_runtime_state = event.graph_runtime_state
                     yield from self._handle_workflow_started_event(event)
 
-                case QueueTextChunkEvent():
-                    yield from self._handle_text_chunk_event(
-                        event, tts_publisher=tts_publisher, queue_message=queue_message
-                    )
-
                 case QueueErrorEvent():
                     yield from self._handle_error_event(event)
                     break

api/core/app/apps/base_app_generator.py

@@ -6,7 +6,7 @@ from sqlalchemy.orm import Session
 from core.app.app_config.entities import VariableEntityType
 from core.app.entities.app_invoke_entities import InvokeFrom
 from core.file import File, FileUploadConfig
-from core.workflow.nodes.enums import NodeType
+from core.workflow.enums import NodeType
 from core.workflow.repositories.draft_variable_repository import (
     DraftVariableSaver,
     DraftVariableSaverFactory,
@@ -14,6 +14,7 @@ from core.workflow.repositories.draft_variable_repository import (
 )
 from factories import file_factory
 from libs.orjson import orjson_dumps
+from models import Account, EndUser
 from services.workflow_draft_variable_service import DraftVariableSaver as DraftVariableSaverImpl
 
 if TYPE_CHECKING:
@@ -182,8 +183,9 @@ class BaseAppGenerator:
 
     @final
     @staticmethod
-    def _get_draft_var_saver_factory(invoke_from: InvokeFrom) -> DraftVariableSaverFactory:
+    def _get_draft_var_saver_factory(invoke_from: InvokeFrom, account: Account | EndUser) -> DraftVariableSaverFactory:
         if invoke_from == InvokeFrom.DEBUGGER:
+            assert isinstance(account, Account)
 
             def draft_var_saver_factory(
                 session: Session,
@@ -200,6 +202,7 @@ class BaseAppGenerator:
                     node_type=node_type,
                     node_execution_id=node_execution_id,
                     enclosing_node_id=enclosing_node_id,
+                    user=account,
                 )
         else:
 

api/core/app/apps/base_app_queue_manager.py

@@ -126,6 +126,21 @@ class AppQueueManager:
         stopped_cache_key = cls._generate_stopped_cache_key(task_id)
         redis_client.setex(stopped_cache_key, 600, 1)
 
+    @classmethod
+    def set_stop_flag_no_user_check(cls, task_id: str) -> None:
+        """
+        Set task stop flag without user permission check.
+        This method allows stopping workflows without user context.
+
+        :param task_id: The task ID to stop
+        :return:
+        """
+        if not task_id:
+            return
+
+        stopped_cache_key = cls._generate_stopped_cache_key(task_id)
+        redis_client.setex(stopped_cache_key, 600, 1)
+
     def _is_stopped(self) -> bool:
         """
         Check if task is stopped

api/core/app/apps/chat/app_runner.py

@@ -164,7 +164,9 @@ class ChatAppRunner(AppRunner):
                 config=app_config.dataset,
                 query=query,
                 invoke_from=application_generate_entity.invoke_from,
-                show_retrieve_source=app_config.additional_features.show_retrieve_source,
+                show_retrieve_source=(
+                    app_config.additional_features.show_retrieve_source if app_config.additional_features else False
+                ),
                 hit_callback=hit_callback,
                 memory=memory,
                 message_id=message.id,

api/core/app/apps/common/workflow_response_converter.py

@@ -1,7 +1,7 @@
 import time
 from collections.abc import Mapping, Sequence
 from datetime import UTC, datetime
-from typing import Any, Optional, Union, cast
+from typing import Any, Optional, Union
 
 from sqlalchemy.orm import Session
 
@@ -16,14 +16,9 @@ from core.app.entities.queue_entities import (
     QueueLoopStartEvent,
     QueueNodeExceptionEvent,
     QueueNodeFailedEvent,
-    QueueNodeInIterationFailedEvent,
-    QueueNodeInLoopFailedEvent,
     QueueNodeRetryEvent,
     QueueNodeStartedEvent,
     QueueNodeSucceededEvent,
-    QueueParallelBranchRunFailedEvent,
-    QueueParallelBranchRunStartedEvent,
-    QueueParallelBranchRunSucceededEvent,
 )
 from core.app.entities.task_entities import (
     AgentLogStreamResponse,
@@ -36,24 +31,23 @@ from core.app.entities.task_entities import (
     NodeFinishStreamResponse,
     NodeRetryStreamResponse,
     NodeStartStreamResponse,
-    ParallelBranchFinishedStreamResponse,
-    ParallelBranchStartStreamResponse,
     WorkflowFinishStreamResponse,
     WorkflowStartStreamResponse,
 )
 from core.file import FILE_MODEL_IDENTITY, File
+from core.plugin.impl.datasource import PluginDatasourceManager
+from core.tools.entities.tool_entities import ToolProviderType
 from core.tools.tool_manager import ToolManager
 from core.variables.segments import ArrayFileSegment, FileSegment, Segment
-from core.workflow.entities.workflow_execution import WorkflowExecution
-from core.workflow.entities.workflow_node_execution import WorkflowNodeExecution, WorkflowNodeExecutionStatus
-from core.workflow.nodes import NodeType
-from core.workflow.nodes.tool.entities import ToolNodeData
+from core.workflow.entities import WorkflowExecution, WorkflowNodeExecution
+from core.workflow.enums import NodeType, WorkflowNodeExecutionStatus
 from core.workflow.workflow_type_encoder import WorkflowRuntimeTypeConverter
 from libs.datetime_utils import naive_utc_now
 from models import (
     Account,
     EndUser,
 )
+from services.variable_truncator import VariableTruncator
 
 
 class WorkflowResponseConverter:
@@ -65,6 +59,7 @@ class WorkflowResponseConverter:
     ) -> None:
         self._application_generate_entity = application_generate_entity
         self._user = user
+        self._truncator = VariableTruncator.default()
 
     def workflow_start_to_stream_response(
         self,
@@ -156,7 +151,8 @@ class WorkflowResponseConverter:
                 title=workflow_node_execution.title,
                 index=workflow_node_execution.index,
                 predecessor_node_id=workflow_node_execution.predecessor_node_id,
-                inputs=workflow_node_execution.inputs,
+                inputs=workflow_node_execution.get_response_inputs(),
+                inputs_truncated=workflow_node_execution.inputs_truncated,
                 created_at=int(workflow_node_execution.created_at.timestamp()),
                 parallel_id=event.parallel_id,
                 parallel_start_node_id=event.parallel_start_node_id,
@@ -171,11 +167,19 @@ class WorkflowResponseConverter:
 
         # extras logic
         if event.node_type == NodeType.TOOL:
-            node_data = cast(ToolNodeData, event.node_data)
             response.data.extras["icon"] = ToolManager.get_tool_icon(
                 tenant_id=self._application_generate_entity.app_config.tenant_id,
-                provider_type=node_data.provider_type,
-                provider_id=node_data.provider_id,
+                provider_type=ToolProviderType(event.provider_type),
+                provider_id=event.provider_id,
+            )
+        elif event.node_type == NodeType.DATASOURCE:
+            manager = PluginDatasourceManager()
+            provider_entity = manager.fetch_datasource_provider(
+                self._application_generate_entity.app_config.tenant_id,
+                event.provider_id,
+            )
+            response.data.extras["icon"] = provider_entity.declaration.identity.generate_datasource_icon_url(
+                self._application_generate_entity.app_config.tenant_id
             )
 
         return response
@@ -183,11 +187,7 @@ class WorkflowResponseConverter:
     def workflow_node_finish_to_stream_response(
         self,
         *,
-        event: QueueNodeSucceededEvent
-        | QueueNodeFailedEvent
-        | QueueNodeInIterationFailedEvent
-        | QueueNodeInLoopFailedEvent
-        | QueueNodeExceptionEvent,
+        event: QueueNodeSucceededEvent | QueueNodeFailedEvent | QueueNodeExceptionEvent,
         task_id: str,
         workflow_node_execution: WorkflowNodeExecution,
     ) -> Optional[NodeFinishStreamResponse]:
@@ -210,9 +210,12 @@ class WorkflowResponseConverter:
                 index=workflow_node_execution.index,
                 title=workflow_node_execution.title,
                 predecessor_node_id=workflow_node_execution.predecessor_node_id,
-                inputs=workflow_node_execution.inputs,
-                process_data=workflow_node_execution.process_data,
-                outputs=json_converter.to_json_encodable(workflow_node_execution.outputs),
+                inputs=workflow_node_execution.get_response_inputs(),
+                inputs_truncated=workflow_node_execution.inputs_truncated,
+                process_data=workflow_node_execution.get_response_process_data(),
+                process_data_truncated=workflow_node_execution.process_data_truncated,
+                outputs=json_converter.to_json_encodable(workflow_node_execution.get_response_outputs()),
+                outputs_truncated=workflow_node_execution.outputs_truncated,
                 status=workflow_node_execution.status,
                 error=workflow_node_execution.error,
                 elapsed_time=workflow_node_execution.elapsed_time,
@@ -221,9 +224,6 @@ class WorkflowResponseConverter:
                 finished_at=int(workflow_node_execution.finished_at.timestamp()),
                 files=self.fetch_files_from_node_outputs(workflow_node_execution.outputs or {}),
                 parallel_id=event.parallel_id,
-                parallel_start_node_id=event.parallel_start_node_id,
-                parent_parallel_id=event.parent_parallel_id,
-                parent_parallel_start_node_id=event.parent_parallel_start_node_id,
                 iteration_id=event.in_iteration_id,
                 loop_id=event.in_loop_id,
             ),
@@ -255,9 +255,12 @@ class WorkflowResponseConverter:
                 index=workflow_node_execution.index,
                 title=workflow_node_execution.title,
                 predecessor_node_id=workflow_node_execution.predecessor_node_id,
-                inputs=workflow_node_execution.inputs,
-                process_data=workflow_node_execution.process_data,
-                outputs=json_converter.to_json_encodable(workflow_node_execution.outputs),
+                inputs=workflow_node_execution.get_response_inputs(),
+                inputs_truncated=workflow_node_execution.inputs_truncated,
+                process_data=workflow_node_execution.get_response_process_data(),
+                process_data_truncated=workflow_node_execution.process_data_truncated,
+                outputs=json_converter.to_json_encodable(workflow_node_execution.get_response_outputs()),
+                outputs_truncated=workflow_node_execution.outputs_truncated,
                 status=workflow_node_execution.status,
                 error=workflow_node_execution.error,
                 elapsed_time=workflow_node_execution.elapsed_time,
@@ -275,50 +278,6 @@ class WorkflowResponseConverter:
             ),
         )
 
-    def workflow_parallel_branch_start_to_stream_response(
-        self,
-        *,
-        task_id: str,
-        workflow_execution_id: str,
-        event: QueueParallelBranchRunStartedEvent,
-    ) -> ParallelBranchStartStreamResponse:
-        return ParallelBranchStartStreamResponse(
-            task_id=task_id,
-            workflow_run_id=workflow_execution_id,
-            data=ParallelBranchStartStreamResponse.Data(
-                parallel_id=event.parallel_id,
-                parallel_branch_id=event.parallel_start_node_id,
-                parent_parallel_id=event.parent_parallel_id,
-                parent_parallel_start_node_id=event.parent_parallel_start_node_id,
-                iteration_id=event.in_iteration_id,
-                loop_id=event.in_loop_id,
-                created_at=int(time.time()),
-            ),
-        )
-
-    def workflow_parallel_branch_finished_to_stream_response(
-        self,
-        *,
-        task_id: str,
-        workflow_execution_id: str,
-        event: QueueParallelBranchRunSucceededEvent | QueueParallelBranchRunFailedEvent,
-    ) -> ParallelBranchFinishedStreamResponse:
-        return ParallelBranchFinishedStreamResponse(
-            task_id=task_id,
-            workflow_run_id=workflow_execution_id,
-            data=ParallelBranchFinishedStreamResponse.Data(
-                parallel_id=event.parallel_id,
-                parallel_branch_id=event.parallel_start_node_id,
-                parent_parallel_id=event.parent_parallel_id,
-                parent_parallel_start_node_id=event.parent_parallel_start_node_id,
-                iteration_id=event.in_iteration_id,
-                loop_id=event.in_loop_id,
-                status="succeeded" if isinstance(event, QueueParallelBranchRunSucceededEvent) else "failed",
-                error=event.error if isinstance(event, QueueParallelBranchRunFailedEvent) else None,
-                created_at=int(time.time()),
-            ),
-        )
-
     def workflow_iteration_start_to_stream_response(
         self,
         *,
@@ -326,6 +285,7 @@ class WorkflowResponseConverter:
         workflow_execution_id: str,
         event: QueueIterationStartEvent,
     ) -> IterationNodeStartStreamResponse:
+        new_inputs, truncated = self._truncator.truncate_variable_mapping(event.inputs or {})
         return IterationNodeStartStreamResponse(
             task_id=task_id,
             workflow_run_id=workflow_execution_id,
@@ -333,13 +293,12 @@ class WorkflowResponseConverter:
                 id=event.node_id,
                 node_id=event.node_id,
                 node_type=event.node_type.value,
-                title=event.node_data.title,
+                title=event.node_title,
                 created_at=int(time.time()),
                 extras={},
-                inputs=event.inputs or {},
+                inputs=new_inputs,
+                inputs_truncated=truncated,
                 metadata=event.metadata or {},
-                parallel_id=event.parallel_id,
-                parallel_start_node_id=event.parallel_start_node_id,
             ),
         )
 
@@ -357,15 +316,10 @@ class WorkflowResponseConverter:
                 id=event.node_id,
                 node_id=event.node_id,
                 node_type=event.node_type.value,
-                title=event.node_data.title,
+                title=event.node_title,
                 index=event.index,
-                pre_iteration_output=event.output,
                 created_at=int(time.time()),
                 extras={},
-                parallel_id=event.parallel_id,
-                parallel_start_node_id=event.parallel_start_node_id,
-                parallel_mode_run_id=event.parallel_mode_run_id,
-                duration=event.duration,
             ),
         )
 
@@ -377,6 +331,11 @@ class WorkflowResponseConverter:
         event: QueueIterationCompletedEvent,
     ) -> IterationNodeCompletedStreamResponse:
         json_converter = WorkflowRuntimeTypeConverter()
+
+        new_inputs, inputs_truncated = self._truncator.truncate_variable_mapping(event.inputs or {})
+        new_outputs, outputs_truncated = self._truncator.truncate_variable_mapping(
+            json_converter.to_json_encodable(event.outputs) or {}
+        )
         return IterationNodeCompletedStreamResponse(
             task_id=task_id,
             workflow_run_id=workflow_execution_id,
@@ -384,11 +343,13 @@ class WorkflowResponseConverter:
                 id=event.node_id,
                 node_id=event.node_id,
                 node_type=event.node_type.value,
-                title=event.node_data.title,
-                outputs=json_converter.to_json_encodable(event.outputs),
+                title=event.node_title,
+                outputs=new_outputs,
+                outputs_truncated=outputs_truncated,
                 created_at=int(time.time()),
                 extras={},
-                inputs=event.inputs or {},
+                inputs=new_inputs,
+                inputs_truncated=inputs_truncated,
                 status=WorkflowNodeExecutionStatus.SUCCEEDED
                 if event.error is None
                 else WorkflowNodeExecutionStatus.FAILED,
@@ -398,14 +359,13 @@ class WorkflowResponseConverter:
                 execution_metadata=event.metadata,
                 finished_at=int(time.time()),
                 steps=event.steps,
-                parallel_id=event.parallel_id,
-                parallel_start_node_id=event.parallel_start_node_id,
             ),
         )
 
     def workflow_loop_start_to_stream_response(
         self, *, task_id: str, workflow_execution_id: str, event: QueueLoopStartEvent
     ) -> LoopNodeStartStreamResponse:
+        new_inputs, truncated = self._truncator.truncate_variable_mapping(event.inputs or {})
         return LoopNodeStartStreamResponse(
             task_id=task_id,
             workflow_run_id=workflow_execution_id,
@@ -413,10 +373,11 @@ class WorkflowResponseConverter:
                 id=event.node_id,
                 node_id=event.node_id,
                 node_type=event.node_type.value,
-                title=event.node_data.title,
+                title=event.node_title,
                 created_at=int(time.time()),
                 extras={},
-                inputs=event.inputs or {},
+                inputs=new_inputs,
+                inputs_truncated=truncated,
                 metadata=event.metadata or {},
                 parallel_id=event.parallel_id,
                 parallel_start_node_id=event.parallel_start_node_id,
@@ -437,15 +398,16 @@ class WorkflowResponseConverter:
                 id=event.node_id,
                 node_id=event.node_id,
                 node_type=event.node_type.value,
-                title=event.node_data.title,
+                title=event.node_title,
                 index=event.index,
-                pre_loop_output=event.output,
+                # The `pre_loop_output` field is not utilized by the frontend.
+                # Previously, it was assigned the value of `event.output`.
+                pre_loop_output={},
                 created_at=int(time.time()),
                 extras={},
                 parallel_id=event.parallel_id,
                 parallel_start_node_id=event.parallel_start_node_id,
                 parallel_mode_run_id=event.parallel_mode_run_id,
-                duration=event.duration,
             ),
         )
 
@@ -456,6 +418,11 @@ class WorkflowResponseConverter:
         workflow_execution_id: str,
         event: QueueLoopCompletedEvent,
     ) -> LoopNodeCompletedStreamResponse:
+        json_converter = WorkflowRuntimeTypeConverter()
+        new_inputs, inputs_truncated = self._truncator.truncate_variable_mapping(event.inputs or {})
+        new_outputs, outputs_truncated = self._truncator.truncate_variable_mapping(
+            json_converter.to_json_encodable(event.outputs) or {}
+        )
         return LoopNodeCompletedStreamResponse(
             task_id=task_id,
             workflow_run_id=workflow_execution_id,
@@ -463,11 +430,13 @@ class WorkflowResponseConverter:
                 id=event.node_id,
                 node_id=event.node_id,
                 node_type=event.node_type.value,
-                title=event.node_data.title,
-                outputs=WorkflowRuntimeTypeConverter().to_json_encodable(event.outputs),
+                title=event.node_title,
+                outputs=new_outputs,
+                outputs_truncated=outputs_truncated,
                 created_at=int(time.time()),
                 extras={},
-                inputs=event.inputs or {},
+                inputs=new_inputs,
+                inputs_truncated=inputs_truncated,
                 status=WorkflowNodeExecutionStatus.SUCCEEDED
                 if event.error is None
                 else WorkflowNodeExecutionStatus.FAILED,

api/core/app/apps/pipeline/generate_response_converter.py

@@ -0,0 +1,95 @@
+from collections.abc import Generator
+from typing import cast
+
+from core.app.apps.base_app_generate_response_converter import AppGenerateResponseConverter
+from core.app.entities.task_entities import (
+    AppStreamResponse,
+    ErrorStreamResponse,
+    NodeFinishStreamResponse,
+    NodeStartStreamResponse,
+    PingStreamResponse,
+    WorkflowAppBlockingResponse,
+    WorkflowAppStreamResponse,
+)
+
+
+class WorkflowAppGenerateResponseConverter(AppGenerateResponseConverter):
+    _blocking_response_type = WorkflowAppBlockingResponse
+
+    @classmethod
+    def convert_blocking_full_response(cls, blocking_response: WorkflowAppBlockingResponse) -> dict:  # type: ignore[override]
+        """
+        Convert blocking full response.
+        :param blocking_response: blocking response
+        :return:
+        """
+        return dict(blocking_response.to_dict())
+
+    @classmethod
+    def convert_blocking_simple_response(cls, blocking_response: WorkflowAppBlockingResponse) -> dict:  # type: ignore[override]
+        """
+        Convert blocking simple response.
+        :param blocking_response: blocking response
+        :return:
+        """
+        return cls.convert_blocking_full_response(blocking_response)
+
+    @classmethod
+    def convert_stream_full_response(
+        cls, stream_response: Generator[AppStreamResponse, None, None]
+    ) -> Generator[dict | str, None, None]:
+        """
+        Convert stream full response.
+        :param stream_response: stream response
+        :return:
+        """
+        for chunk in stream_response:
+            chunk = cast(WorkflowAppStreamResponse, chunk)
+            sub_stream_response = chunk.stream_response
+
+            if isinstance(sub_stream_response, PingStreamResponse):
+                yield "ping"
+                continue
+
+            response_chunk = {
+                "event": sub_stream_response.event.value,
+                "workflow_run_id": chunk.workflow_run_id,
+            }
+
+            if isinstance(sub_stream_response, ErrorStreamResponse):
+                data = cls._error_to_stream_response(sub_stream_response.err)
+                response_chunk.update(data)
+            else:
+                response_chunk.update(sub_stream_response.to_dict())
+            yield response_chunk
+
+    @classmethod
+    def convert_stream_simple_response(
+        cls, stream_response: Generator[AppStreamResponse, None, None]
+    ) -> Generator[dict | str, None, None]:
+        """
+        Convert stream simple response.
+        :param stream_response: stream response
+        :return:
+        """
+        for chunk in stream_response:
+            chunk = cast(WorkflowAppStreamResponse, chunk)
+            sub_stream_response = chunk.stream_response
+
+            if isinstance(sub_stream_response, PingStreamResponse):
+                yield "ping"
+                continue
+
+            response_chunk = {
+                "event": sub_stream_response.event.value,
+                "workflow_run_id": chunk.workflow_run_id,
+            }
+
+            if isinstance(sub_stream_response, ErrorStreamResponse):
+                data = cls._error_to_stream_response(sub_stream_response.err)
+                response_chunk.update(data)
+            elif isinstance(sub_stream_response, NodeStartStreamResponse | NodeFinishStreamResponse):
+                response_chunk.update(sub_stream_response.to_ignore_detail_dict())
+            else:
+                response_chunk.update(sub_stream_response.to_dict())
+            yield response_chunk

api/core/app/apps/pipeline/pipeline_config_manager.py

@@ -0,0 +1,66 @@
+from core.app.app_config.base_app_config_manager import BaseAppConfigManager
+from core.app.app_config.common.sensitive_word_avoidance.manager import SensitiveWordAvoidanceConfigManager
+from core.app.app_config.entities import RagPipelineVariableEntity, WorkflowUIBasedAppConfig
+from core.app.app_config.features.file_upload.manager import FileUploadConfigManager
+from core.app.app_config.features.text_to_speech.manager import TextToSpeechConfigManager
+from core.app.app_config.workflow_ui_based_app.variables.manager import WorkflowVariablesConfigManager
+from models.dataset import Pipeline
+from models.model import AppMode
+from models.workflow import Workflow
+
+
+class PipelineConfig(WorkflowUIBasedAppConfig):
+    """
+    Pipeline Config Entity.
+    """
+
+    rag_pipeline_variables: list[RagPipelineVariableEntity] = []
+    pass
+
+
+class PipelineConfigManager(BaseAppConfigManager):
+    @classmethod
+    def get_pipeline_config(cls, pipeline: Pipeline, workflow: Workflow, start_node_id: str) -> PipelineConfig:
+        pipeline_config = PipelineConfig(
+            tenant_id=pipeline.tenant_id,
+            app_id=pipeline.id,
+            app_mode=AppMode.RAG_PIPELINE,
+            workflow_id=workflow.id,
+            rag_pipeline_variables=WorkflowVariablesConfigManager.convert_rag_pipeline_variable(
+                workflow=workflow, start_node_id=start_node_id
+            ),
+        )
+
+        return pipeline_config
+
+    @classmethod
+    def config_validate(cls, tenant_id: str, config: dict, only_structure_validate: bool = False) -> dict:
+        """
+        Validate for pipeline config
+
+        :param tenant_id: tenant id
+        :param config: app model config args
+        :param only_structure_validate: only validate the structure of the config
+        """
+        related_config_keys = []
+
+        # file upload validation
+        config, current_related_config_keys = FileUploadConfigManager.validate_and_set_defaults(config=config)
+        related_config_keys.extend(current_related_config_keys)
+
+        # text_to_speech
+        config, current_related_config_keys = TextToSpeechConfigManager.validate_and_set_defaults(config)
+        related_config_keys.extend(current_related_config_keys)
+
+        # moderation validation
+        config, current_related_config_keys = SensitiveWordAvoidanceConfigManager.validate_and_set_defaults(
+            tenant_id=tenant_id, config=config, only_structure_validate=only_structure_validate
+        )
+        related_config_keys.extend(current_related_config_keys)
+
+        related_config_keys = list(set(related_config_keys))
+
+        # Filter out extra parameters
+        filtered_config = {key: config.get(key) for key in related_config_keys}
+
+        return filtered_config

api/core/app/apps/pipeline/pipeline_generator.py

@@ -0,0 +1,808 @@
+import contextvars
+import datetime
+import json
+import logging
+import secrets
+import threading
+import time
+import uuid
+from collections.abc import Generator, Mapping
+from typing import Any, Literal, Optional, Union, cast, overload
+
+from flask import Flask, current_app
+from pydantic import ValidationError
+from sqlalchemy import select
+from sqlalchemy.orm import Session, sessionmaker
+
+import contexts
+from configs import dify_config
+from core.app.apps.base_app_generator import BaseAppGenerator
+from core.app.apps.base_app_queue_manager import AppQueueManager, PublishFrom
+from core.app.apps.exc import GenerateTaskStoppedError
+from core.app.apps.pipeline.pipeline_config_manager import PipelineConfigManager
+from core.app.apps.pipeline.pipeline_queue_manager import PipelineQueueManager
+from core.app.apps.pipeline.pipeline_runner import PipelineRunner
+from core.app.apps.workflow.generate_response_converter import WorkflowAppGenerateResponseConverter
+from core.app.apps.workflow.generate_task_pipeline import WorkflowAppGenerateTaskPipeline
+from core.app.entities.app_invoke_entities import InvokeFrom, RagPipelineGenerateEntity
+from core.app.entities.task_entities import WorkflowAppBlockingResponse, WorkflowAppStreamResponse
+from core.datasource.entities.datasource_entities import (
+    DatasourceProviderType,
+    OnlineDriveBrowseFilesRequest,
+)
+from core.datasource.online_drive.online_drive_plugin import OnlineDriveDatasourcePlugin
+from core.entities.knowledge_entities import PipelineDataset, PipelineDocument
+from core.model_runtime.errors.invoke import InvokeAuthorizationError
+from core.rag.index_processor.constant.built_in_field import BuiltInField
+from core.repositories import SQLAlchemyWorkflowNodeExecutionRepository
+from core.repositories.sqlalchemy_workflow_execution_repository import SQLAlchemyWorkflowExecutionRepository
+from core.workflow.repositories.draft_variable_repository import DraftVariableSaverFactory
+from core.workflow.repositories.workflow_execution_repository import WorkflowExecutionRepository
+from core.workflow.repositories.workflow_node_execution_repository import WorkflowNodeExecutionRepository
+from core.workflow.variable_loader import DUMMY_VARIABLE_LOADER, VariableLoader
+from extensions.ext_database import db
+from libs.flask_utils import preserve_flask_contexts
+from models import Account, EndUser, Workflow, WorkflowNodeExecutionTriggeredFrom
+from models.dataset import Document, DocumentPipelineExecutionLog, Pipeline
+from models.enums import WorkflowRunTriggeredFrom
+from models.model import AppMode
+from services.dataset_service import DocumentService
+from services.datasource_provider_service import DatasourceProviderService
+from services.workflow_draft_variable_service import DraftVarLoader, WorkflowDraftVariableService
+from tasks.rag_pipeline.rag_pipeline_run_task import rag_pipeline_run_task
+
+logger = logging.getLogger(__name__)
+
+
+class PipelineGenerator(BaseAppGenerator):
+    @overload
+    def generate(
+        self,
+        *,
+        pipeline: Pipeline,
+        workflow: Workflow,
+        user: Union[Account, EndUser],
+        args: Mapping[str, Any],
+        invoke_from: InvokeFrom,
+        streaming: Literal[True],
+        call_depth: int,
+        workflow_thread_pool_id: Optional[str],
+    ) -> Mapping[str, Any] | Generator[Mapping | str, None, None] | None: ...
+
+    @overload
+    def generate(
+        self,
+        *,
+        pipeline: Pipeline,
+        workflow: Workflow,
+        user: Union[Account, EndUser],
+        args: Mapping[str, Any],
+        invoke_from: InvokeFrom,
+        streaming: Literal[False],
+        call_depth: int,
+        workflow_thread_pool_id: Optional[str],
+    ) -> Mapping[str, Any]: ...
+
+    @overload
+    def generate(
+        self,
+        *,
+        pipeline: Pipeline,
+        workflow: Workflow,
+        user: Union[Account, EndUser],
+        args: Mapping[str, Any],
+        invoke_from: InvokeFrom,
+        streaming: bool,
+        call_depth: int,
+        workflow_thread_pool_id: Optional[str],
+    ) -> Union[Mapping[str, Any], Generator[Mapping | str, None, None]]: ...
+
+    def generate(
+        self,
+        *,
+        pipeline: Pipeline,
+        workflow: Workflow,
+        user: Union[Account, EndUser],
+        args: Mapping[str, Any],
+        invoke_from: InvokeFrom,
+        streaming: bool = True,
+        call_depth: int = 0,
+        workflow_thread_pool_id: Optional[str] = None,
+    ) -> Union[Mapping[str, Any], Generator[Mapping | str, None, None], None]:
+        # Add null check for dataset
+
+        with Session(db.engine) as session:
+            dataset = pipeline.retrieve_dataset(session)
+            if not dataset:
+                raise ValueError("Pipeline dataset is required")
+        inputs: Mapping[str, Any] = args["inputs"]
+        start_node_id: str = args["start_node_id"]
+        datasource_type: str = args["datasource_type"]
+        datasource_info_list: list[Mapping[str, Any]] = self._format_datasource_info_list(
+            datasource_type, args["datasource_info_list"], pipeline, workflow, start_node_id, user
+        )
+        batch = time.strftime("%Y%m%d%H%M%S") + str(secrets.randbelow(900000) + 100000)
+        # convert to app config
+        pipeline_config = PipelineConfigManager.get_pipeline_config(
+            pipeline=pipeline, workflow=workflow, start_node_id=start_node_id
+        )
+        documents = []
+        if invoke_from == InvokeFrom.PUBLISHED:
+            for datasource_info in datasource_info_list:
+                position = DocumentService.get_documents_position(dataset.id)
+                document = self._build_document(
+                    tenant_id=pipeline.tenant_id,
+                    dataset_id=dataset.id,
+                    built_in_field_enabled=dataset.built_in_field_enabled,
+                    datasource_type=datasource_type,
+                    datasource_info=datasource_info,
+                    created_from="rag-pipeline",
+                    position=position,
+                    account=user,
+                    batch=batch,
+                    document_form=dataset.chunk_structure,
+                )
+                db.session.add(document)
+                documents.append(document)
+            db.session.commit()
+
+        # run in child thread
+        for i, datasource_info in enumerate(datasource_info_list):
+            workflow_run_id = str(uuid.uuid4())
+            document_id = None
+            if invoke_from == InvokeFrom.PUBLISHED:
+                document_id = documents[i].id
+                document_pipeline_execution_log = DocumentPipelineExecutionLog(
+                    document_id=document_id,
+                    datasource_type=datasource_type,
+                    datasource_info=json.dumps(datasource_info),
+                    datasource_node_id=start_node_id,
+                    input_data=inputs,
+                    pipeline_id=pipeline.id,
+                    created_by=user.id,
+                )
+                db.session.add(document_pipeline_execution_log)
+                db.session.commit()
+            application_generate_entity = RagPipelineGenerateEntity(
+                task_id=str(uuid.uuid4()),
+                app_config=pipeline_config,
+                pipeline_config=pipeline_config,
+                datasource_type=datasource_type,
+                datasource_info=datasource_info,
+                dataset_id=dataset.id,
+                start_node_id=start_node_id,
+                batch=batch,
+                document_id=document_id,
+                inputs=self._prepare_user_inputs(
+                    user_inputs=inputs,
+                    variables=pipeline_config.rag_pipeline_variables,
+                    tenant_id=pipeline.tenant_id,
+                    strict_type_validation=True if invoke_from == InvokeFrom.SERVICE_API else False,
+                ),
+                files=[],
+                user_id=user.id,
+                stream=streaming,
+                invoke_from=invoke_from,
+                call_depth=call_depth,
+                workflow_execution_id=workflow_run_id,
+            )
+
+            contexts.plugin_tool_providers.set({})
+            contexts.plugin_tool_providers_lock.set(threading.Lock())
+            if invoke_from == InvokeFrom.DEBUGGER:
+                workflow_triggered_from = WorkflowRunTriggeredFrom.RAG_PIPELINE_DEBUGGING
+            else:
+                workflow_triggered_from = WorkflowRunTriggeredFrom.RAG_PIPELINE_RUN
+            # Create workflow node execution repository
+            session_factory = sessionmaker(bind=db.engine, expire_on_commit=False)
+            workflow_execution_repository = SQLAlchemyWorkflowExecutionRepository(
+                session_factory=session_factory,
+                user=user,
+                app_id=application_generate_entity.app_config.app_id,
+                triggered_from=workflow_triggered_from,
+            )
+
+            workflow_node_execution_repository = SQLAlchemyWorkflowNodeExecutionRepository(
+                session_factory=session_factory,
+                user=user,
+                app_id=application_generate_entity.app_config.app_id,
+                triggered_from=WorkflowNodeExecutionTriggeredFrom.RAG_PIPELINE_RUN,
+            )
+            if invoke_from == InvokeFrom.DEBUGGER:
+                return self._generate(
+                    flask_app=current_app._get_current_object(),  # type: ignore
+                    context=contextvars.copy_context(),
+                    pipeline=pipeline,
+                    workflow_id=workflow.id,
+                    user=user,
+                    application_generate_entity=application_generate_entity,
+                    invoke_from=invoke_from,
+                    workflow_execution_repository=workflow_execution_repository,
+                    workflow_node_execution_repository=workflow_node_execution_repository,
+                    streaming=streaming,
+                    workflow_thread_pool_id=workflow_thread_pool_id,
+                )
+            else:
+                rag_pipeline_run_task.delay(  # type: ignore
+                    pipeline_id=pipeline.id,
+                    user_id=user.id,
+                    tenant_id=pipeline.tenant_id,
+                    workflow_id=workflow.id,
+                    streaming=streaming,
+                    workflow_execution_id=workflow_run_id,
+                    workflow_thread_pool_id=workflow_thread_pool_id,
+                    application_generate_entity=application_generate_entity.model_dump(),
+                )
+        # return batch, dataset, documents
+        return {
+            "batch": batch,
+            "dataset": PipelineDataset(
+                id=dataset.id,
+                name=dataset.name,
+                description=dataset.description,
+                chunk_structure=dataset.chunk_structure,
+            ).model_dump(),
+            "documents": [
+                PipelineDocument(
+                    id=document.id,
+                    position=document.position,
+                    data_source_type=document.data_source_type,
+                    data_source_info=json.loads(document.data_source_info) if document.data_source_info else None,
+                    name=document.name,
+                    indexing_status=document.indexing_status,
+                    error=document.error,
+                    enabled=document.enabled,
+                ).model_dump()
+                for document in documents
+            ],
+        }
+
+    def _generate(
+        self,
+        *,
+        flask_app: Flask,
+        context: contextvars.Context,
+        pipeline: Pipeline,
+        workflow_id: str,
+        user: Union[Account, EndUser],
+        application_generate_entity: RagPipelineGenerateEntity,
+        invoke_from: InvokeFrom,
+        workflow_execution_repository: WorkflowExecutionRepository,
+        workflow_node_execution_repository: WorkflowNodeExecutionRepository,
+        streaming: bool = True,
+        variable_loader: VariableLoader = DUMMY_VARIABLE_LOADER,
+        workflow_thread_pool_id: Optional[str] = None,
+    ) -> Union[Mapping[str, Any], Generator[str | Mapping[str, Any], None, None]]:
+        """
+        Generate App response.
+
+        :param pipeline: Pipeline
+        :param workflow: Workflow
+        :param user: account or end user
+        :param application_generate_entity: application generate entity
+        :param invoke_from: invoke from source
+        :param workflow_execution_repository: repository for workflow execution
+        :param workflow_node_execution_repository: repository for workflow node execution
+        :param streaming: is stream
+        :param workflow_thread_pool_id: workflow thread pool id
+        """
+        with preserve_flask_contexts(flask_app, context_vars=context):
+            # init queue manager
+            workflow = db.session.query(Workflow).filter(Workflow.id == workflow_id).first()
+            if not workflow:
+                raise ValueError(f"Workflow not found: {workflow_id}")
+            queue_manager = PipelineQueueManager(
+                task_id=application_generate_entity.task_id,
+                user_id=application_generate_entity.user_id,
+                invoke_from=application_generate_entity.invoke_from,
+                app_mode=AppMode.RAG_PIPELINE,
+            )
+            context = contextvars.copy_context()
+
+            # new thread
+            worker_thread = threading.Thread(
+                target=self._generate_worker,
+                kwargs={
+                    "flask_app": current_app._get_current_object(),  # type: ignore
+                    "context": context,
+                    "queue_manager": queue_manager,
+                    "application_generate_entity": application_generate_entity,
+                    "workflow_thread_pool_id": workflow_thread_pool_id,
+                    "variable_loader": variable_loader,
+                },
+            )
+
+            worker_thread.start()
+
+            draft_var_saver_factory = self._get_draft_var_saver_factory(
+                invoke_from,
+                user,
+            )
+            # return response or stream generator
+            response = self._handle_response(
+                application_generate_entity=application_generate_entity,
+                workflow=workflow,
+                queue_manager=queue_manager,
+                user=user,
+                workflow_execution_repository=workflow_execution_repository,
+                workflow_node_execution_repository=workflow_node_execution_repository,
+                stream=streaming,
+                draft_var_saver_factory=draft_var_saver_factory,
+            )
+
+            return WorkflowAppGenerateResponseConverter.convert(response=response, invoke_from=invoke_from)
+
+    def single_iteration_generate(
+        self,
+        pipeline: Pipeline,
+        workflow: Workflow,
+        node_id: str,
+        user: Account | EndUser,
+        args: Mapping[str, Any],
+        streaming: bool = True,
+    ) -> Mapping[str, Any] | Generator[str | Mapping[str, Any], None, None]:
+        """
+        Generate App response.
+
+        :param app_model: App
+        :param workflow: Workflow
+        :param node_id: the node id
+        :param user: account or end user
+        :param args: request args
+        :param streaming: is streamed
+        """
+        if not node_id:
+            raise ValueError("node_id is required")
+
+        if args.get("inputs") is None:
+            raise ValueError("inputs is required")
+
+        # convert to app config
+        pipeline_config = PipelineConfigManager.get_pipeline_config(
+            pipeline=pipeline, workflow=workflow, start_node_id=args.get("start_node_id", "shared")
+        )
+
+        with Session(db.engine) as session:
+            dataset = pipeline.retrieve_dataset(session)
+            if not dataset:
+                raise ValueError("Pipeline dataset is required")
+
+        # init application generate entity - use RagPipelineGenerateEntity instead
+        application_generate_entity = RagPipelineGenerateEntity(
+            task_id=str(uuid.uuid4()),
+            app_config=pipeline_config,
+            pipeline_config=pipeline_config,
+            datasource_type=args.get("datasource_type", ""),
+            datasource_info=args.get("datasource_info", {}),
+            dataset_id=dataset.id,
+            batch=args.get("batch", ""),
+            document_id=args.get("document_id"),
+            inputs={},
+            files=[],
+            user_id=user.id,
+            stream=streaming,
+            invoke_from=InvokeFrom.DEBUGGER,
+            call_depth=0,
+            workflow_execution_id=str(uuid.uuid4()),
+        )
+        contexts.plugin_tool_providers.set({})
+        contexts.plugin_tool_providers_lock.set(threading.Lock())
+        # Create workflow node execution repository
+        session_factory = sessionmaker(bind=db.engine, expire_on_commit=False)
+
+        workflow_execution_repository = SQLAlchemyWorkflowExecutionRepository(
+            session_factory=session_factory,
+            user=user,
+            app_id=application_generate_entity.app_config.app_id,
+            triggered_from=WorkflowRunTriggeredFrom.RAG_PIPELINE_DEBUGGING,
+        )
+
+        workflow_node_execution_repository = SQLAlchemyWorkflowNodeExecutionRepository(
+            session_factory=session_factory,
+            user=user,
+            app_id=application_generate_entity.app_config.app_id,
+            triggered_from=WorkflowNodeExecutionTriggeredFrom.SINGLE_STEP,
+        )
+        draft_var_srv = WorkflowDraftVariableService(db.session())
+        draft_var_srv.prefill_conversation_variable_default_values(workflow)
+        var_loader = DraftVarLoader(
+            engine=db.engine,
+            app_id=application_generate_entity.app_config.app_id,
+            tenant_id=application_generate_entity.app_config.tenant_id,
+        )
+
+        return self._generate(
+            flask_app=current_app._get_current_object(),  # type: ignore
+            pipeline=pipeline,
+            workflow_id=workflow.id,
+            user=user,
+            invoke_from=InvokeFrom.DEBUGGER,
+            application_generate_entity=application_generate_entity,
+            workflow_execution_repository=workflow_execution_repository,
+            workflow_node_execution_repository=workflow_node_execution_repository,
+            streaming=streaming,
+            variable_loader=var_loader,
+        )
+
+    def single_loop_generate(
+        self,
+        pipeline: Pipeline,
+        workflow: Workflow,
+        node_id: str,
+        user: Account | EndUser,
+        args: Mapping[str, Any],
+        streaming: bool = True,
+    ) -> Mapping[str, Any] | Generator[str | Mapping[str, Any], None, None]:
+        """
+        Generate App response.
+
+        :param app_model: App
+        :param workflow: Workflow
+        :param node_id: the node id
+        :param user: account or end user
+        :param args: request args
+        :param streaming: is streamed
+        """
+        if not node_id:
+            raise ValueError("node_id is required")
+
+        if args.get("inputs") is None:
+            raise ValueError("inputs is required")
+
+        with Session(db.engine) as session:
+            dataset = pipeline.retrieve_dataset(session)
+            if not dataset:
+                raise ValueError("Pipeline dataset is required")
+
+        # convert to app config
+        pipeline_config = PipelineConfigManager.get_pipeline_config(
+            pipeline=pipeline, workflow=workflow, start_node_id=args.get("start_node_id", "shared")
+        )
+
+        # init application generate entity
+        application_generate_entity = RagPipelineGenerateEntity(
+            task_id=str(uuid.uuid4()),
+            app_config=pipeline_config,
+            pipeline_config=pipeline_config,
+            datasource_type=args.get("datasource_type", ""),
+            datasource_info=args.get("datasource_info", {}),
+            batch=args.get("batch", ""),
+            document_id=args.get("document_id"),
+            dataset_id=dataset.id,
+            inputs={},
+            files=[],
+            user_id=user.id,
+            stream=streaming,
+            invoke_from=InvokeFrom.DEBUGGER,
+            extras={"auto_generate_conversation_name": False},
+            single_loop_run=RagPipelineGenerateEntity.SingleLoopRunEntity(node_id=node_id, inputs=args["inputs"]),
+            workflow_execution_id=str(uuid.uuid4()),
+        )
+        contexts.plugin_tool_providers.set({})
+        contexts.plugin_tool_providers_lock.set(threading.Lock())
+
+        # Create workflow node execution repository
+        session_factory = sessionmaker(bind=db.engine, expire_on_commit=False)
+
+        workflow_execution_repository = SQLAlchemyWorkflowExecutionRepository(
+            session_factory=session_factory,
+            user=user,
+            app_id=application_generate_entity.app_config.app_id,
+            triggered_from=WorkflowRunTriggeredFrom.RAG_PIPELINE_DEBUGGING,
+        )
+
+        workflow_node_execution_repository = SQLAlchemyWorkflowNodeExecutionRepository(
+            session_factory=session_factory,
+            user=user,
+            app_id=application_generate_entity.app_config.app_id,
+            triggered_from=WorkflowNodeExecutionTriggeredFrom.SINGLE_STEP,
+        )
+        draft_var_srv = WorkflowDraftVariableService(db.session())
+        draft_var_srv.prefill_conversation_variable_default_values(workflow)
+        var_loader = DraftVarLoader(
+            engine=db.engine,
+            app_id=application_generate_entity.app_config.app_id,
+            tenant_id=application_generate_entity.app_config.tenant_id,
+        )
+
+        return self._generate(
+            flask_app=current_app._get_current_object(),  # type: ignore
+            pipeline=pipeline,
+            workflow_id=workflow.id,
+            user=user,
+            invoke_from=InvokeFrom.DEBUGGER,
+            application_generate_entity=application_generate_entity,
+            workflow_execution_repository=workflow_execution_repository,
+            workflow_node_execution_repository=workflow_node_execution_repository,
+            streaming=streaming,
+            variable_loader=var_loader,
+        )
+
+    def _generate_worker(
+        self,
+        flask_app: Flask,
+        application_generate_entity: RagPipelineGenerateEntity,
+        queue_manager: AppQueueManager,
+        context: contextvars.Context,
+        variable_loader: VariableLoader,
+        workflow_thread_pool_id: Optional[str] = None,
+    ) -> None:
+        """
+        Generate worker in a new thread.
+        :param flask_app: Flask app
+        :param application_generate_entity: application generate entity
+        :param queue_manager: queue manager
+        :param workflow_thread_pool_id: workflow thread pool id
+        :return:
+        """
+
+        with preserve_flask_contexts(flask_app, context_vars=context):
+            try:
+                with Session(db.engine, expire_on_commit=False) as session:
+                    workflow = session.scalar(
+                        select(Workflow).where(
+                            Workflow.tenant_id == application_generate_entity.app_config.tenant_id,
+                            Workflow.app_id == application_generate_entity.app_config.app_id,
+                            Workflow.id == application_generate_entity.app_config.workflow_id,
+                        )
+                    )
+                    if workflow is None:
+                        raise ValueError("Workflow not found")
+
+                    # Determine system_user_id based on invocation source
+                    is_external_api_call = application_generate_entity.invoke_from in {
+                        InvokeFrom.WEB_APP,
+                        InvokeFrom.SERVICE_API,
+                    }
+
+                    if is_external_api_call:
+                        # For external API calls, use end user's session ID
+                        end_user = session.scalar(
+                            select(EndUser).where(EndUser.id == application_generate_entity.user_id)
+                        )
+                        system_user_id = end_user.session_id if end_user else ""
+                    else:
+                        # For internal calls, use the original user ID
+                        system_user_id = application_generate_entity.user_id
+                    # workflow app
+                    runner = PipelineRunner(
+                        application_generate_entity=application_generate_entity,
+                        queue_manager=queue_manager,
+                        workflow_thread_pool_id=workflow_thread_pool_id,
+                        variable_loader=variable_loader,
+                        workflow=workflow,
+                        system_user_id=system_user_id,
+                    )
+
+                    runner.run()
+            except GenerateTaskStoppedError:
+                pass
+            except InvokeAuthorizationError:
+                queue_manager.publish_error(
+                    InvokeAuthorizationError("Incorrect API key provided"), PublishFrom.APPLICATION_MANAGER
+                )
+            except ValidationError as e:
+                logger.exception("Validation Error when generating")
+                queue_manager.publish_error(e, PublishFrom.APPLICATION_MANAGER)
+            except ValueError as e:
+                if dify_config.DEBUG:
+                    logger.exception("Error when generating")
+                queue_manager.publish_error(e, PublishFrom.APPLICATION_MANAGER)
+            except Exception as e:
+                logger.exception("Unknown Error when generating")
+                queue_manager.publish_error(e, PublishFrom.APPLICATION_MANAGER)
+            finally:
+                db.session.close()
+
+    def _handle_response(
+        self,
+        application_generate_entity: RagPipelineGenerateEntity,
+        workflow: Workflow,
+        queue_manager: AppQueueManager,
+        user: Union[Account, EndUser],
+        workflow_execution_repository: WorkflowExecutionRepository,
+        workflow_node_execution_repository: WorkflowNodeExecutionRepository,
+        draft_var_saver_factory: DraftVariableSaverFactory,
+        stream: bool = False,
+    ) -> Union[WorkflowAppBlockingResponse, Generator[WorkflowAppStreamResponse, None, None]]:
+        """
+        Handle response.
+        :param application_generate_entity: application generate entity
+        :param workflow: workflow
+        :param queue_manager: queue manager
+        :param user: account or end user
+        :param stream: is stream
+        :param workflow_node_execution_repository: optional repository for workflow node execution
+        :return:
+        """
+        # init generate task pipeline
+        generate_task_pipeline = WorkflowAppGenerateTaskPipeline(
+            application_generate_entity=application_generate_entity,
+            workflow=workflow,
+            queue_manager=queue_manager,
+            user=user,
+            stream=stream,
+            workflow_node_execution_repository=workflow_node_execution_repository,
+            workflow_execution_repository=workflow_execution_repository,
+            draft_var_saver_factory=draft_var_saver_factory,
+        )
+
+        try:
+            return generate_task_pipeline.process()
+        except ValueError as e:
+            if len(e.args) > 0 and e.args[0] == "I/O operation on closed file.":  # ignore this error
+                raise GenerateTaskStoppedError()
+            else:
+                logger.exception(
+                    "Fails to process generate task pipeline, task_id: %r",
+                    application_generate_entity.task_id,
+                )
+                raise e
+
+    def _build_document(
+        self,
+        tenant_id: str,
+        dataset_id: str,
+        built_in_field_enabled: bool,
+        datasource_type: str,
+        datasource_info: Mapping[str, Any],
+        created_from: str,
+        position: int,
+        account: Union[Account, EndUser],
+        batch: str,
+        document_form: str,
+    ):
+        if datasource_type == "local_file":
+            name = datasource_info.get("name", "untitled")
+        elif datasource_type == "online_document":
+            name = datasource_info.get("page", {}).get("page_name", "untitled")
+        elif datasource_type == "website_crawl":
+            name = datasource_info.get("title", "untitled")
+        elif datasource_type == "online_drive":
+            name = datasource_info.get("name", "untitled")
+        else:
+            raise ValueError(f"Unsupported datasource type: {datasource_type}")
+
+        document = Document(
+            tenant_id=tenant_id,
+            dataset_id=dataset_id,
+            position=position,
+            data_source_type=datasource_type,
+            data_source_info=json.dumps(datasource_info),
+            batch=batch,
+            name=name,
+            created_from=created_from,
+            created_by=account.id,
+            doc_form=document_form,
+        )
+        doc_metadata = {}
+        if built_in_field_enabled:
+            doc_metadata = {
+                BuiltInField.document_name: name,
+                BuiltInField.uploader: account.name,
+                BuiltInField.upload_date: datetime.datetime.now(datetime.UTC).strftime("%Y-%m-%d %H:%M:%S"),
+                BuiltInField.last_update_date: datetime.datetime.now(datetime.UTC).strftime("%Y-%m-%d %H:%M:%S"),
+                BuiltInField.source: datasource_type,
+            }
+        if doc_metadata:
+            document.doc_metadata = doc_metadata
+        return document
+
+    def _format_datasource_info_list(
+        self,
+        datasource_type: str,
+        datasource_info_list: list[Mapping[str, Any]],
+        pipeline: Pipeline,
+        workflow: Workflow,
+        start_node_id: str,
+        user: Union[Account, EndUser],
+    ) -> list[Mapping[str, Any]]:
+        """
+        Format datasource info list.
+        """
+        if datasource_type == "online_drive":
+            all_files = []
+            datasource_node_data = None
+            datasource_nodes = workflow.graph_dict.get("nodes", [])
+            for datasource_node in datasource_nodes:
+                if datasource_node.get("id") == start_node_id:
+                    datasource_node_data = datasource_node.get("data", {})
+                    break
+            if not datasource_node_data:
+                raise ValueError("Datasource node data not found")
+
+            from core.datasource.datasource_manager import DatasourceManager
+
+            datasource_runtime = DatasourceManager.get_datasource_runtime(
+                provider_id=f"{datasource_node_data.get('plugin_id')}/{datasource_node_data.get('provider_name')}",
+                datasource_name=datasource_node_data.get("datasource_name"),
+                tenant_id=pipeline.tenant_id,
+                datasource_type=DatasourceProviderType(datasource_type),
+            )
+            datasource_provider_service = DatasourceProviderService()
+            credentials = datasource_provider_service.get_datasource_credentials(
+                tenant_id=pipeline.tenant_id,
+                provider=datasource_node_data.get("provider_name"),
+                plugin_id=datasource_node_data.get("plugin_id"),
+                credential_id=datasource_node_data.get("credential_id"),
+            )
+            if credentials:
+                datasource_runtime.runtime.credentials = credentials
+            datasource_runtime = cast(OnlineDriveDatasourcePlugin, datasource_runtime)
+
+            for datasource_info in datasource_info_list:
+                if datasource_info.get("id") and datasource_info.get("type") == "folder":
+                    # get all files in the folder
+                    self._get_files_in_folder(
+                        datasource_runtime,
+                        datasource_info.get("id", ""),
+                        datasource_info.get("bucket", None),
+                        user.id,
+                        all_files,
+                        datasource_info,
+                        None,
+                    )
+                else:
+                    all_files.append(
+                        {
+                            "id": datasource_info.get("id", ""),
+                            "name": datasource_info.get("name", "untitled"),
+                            "bucket": datasource_info.get("bucket", None),
+                        }
+                    )
+            return all_files
+        else:
+            return datasource_info_list
+
+    def _get_files_in_folder(
+        self,
+        datasource_runtime: OnlineDriveDatasourcePlugin,
+        prefix: str,
+        bucket: Optional[str],
+        user_id: str,
+        all_files: list,
+        datasource_info: Mapping[str, Any],
+        next_page_parameters: Optional[dict] = None,
+    ):
+        """
+        Get files in a folder.
+        """
+        result_generator = datasource_runtime.online_drive_browse_files(
+            user_id=user_id,
+            request=OnlineDriveBrowseFilesRequest(
+                bucket=bucket,
+                prefix=prefix,
+                max_keys=20,
+                next_page_parameters=next_page_parameters,
+            ),
+            provider_type=datasource_runtime.datasource_provider_type(),
+        )
+        is_truncated = False
+        for result in result_generator:
+            for files in result.result:
+                for file in files.files:
+                    if file.type == "folder":
+                        self._get_files_in_folder(
+                            datasource_runtime,
+                            file.id,
+                            bucket,
+                            user_id,
+                            all_files,
+                            datasource_info,
+                            None,
+                        )
+                    else:
+                        all_files.append(
+                            {
+                                "id": file.id,
+                                "name": file.name,
+                                "bucket": bucket,
+                            }
+                        )
+                is_truncated = files.is_truncated
+                next_page_parameters = files.next_page_parameters
+
+        if is_truncated:
+            self._get_files_in_folder(
+                datasource_runtime, prefix, bucket, user_id, all_files, datasource_info, next_page_parameters
+            )

api/core/app/apps/pipeline/pipeline_queue_manager.py

@@ -0,0 +1,45 @@
+from core.app.apps.base_app_queue_manager import AppQueueManager, PublishFrom
+from core.app.apps.exc import GenerateTaskStoppedError
+from core.app.entities.app_invoke_entities import InvokeFrom
+from core.app.entities.queue_entities import (
+    AppQueueEvent,
+    QueueErrorEvent,
+    QueueMessageEndEvent,
+    QueueStopEvent,
+    QueueWorkflowFailedEvent,
+    QueueWorkflowPartialSuccessEvent,
+    QueueWorkflowSucceededEvent,
+    WorkflowQueueMessage,
+)
+
+
+class PipelineQueueManager(AppQueueManager):
+    def __init__(self, task_id: str, user_id: str, invoke_from: InvokeFrom, app_mode: str) -> None:
+        super().__init__(task_id, user_id, invoke_from)
+
+        self._app_mode = app_mode
+
+    def _publish(self, event: AppQueueEvent, pub_from: PublishFrom) -> None:
+        """
+        Publish event to queue
+        :param event:
+        :param pub_from:
+        :return:
+        """
+        message = WorkflowQueueMessage(task_id=self._task_id, app_mode=self._app_mode, event=event)
+
+        self._q.put(message)
+
+        if isinstance(
+            event,
+            QueueStopEvent
+            | QueueErrorEvent
+            | QueueMessageEndEvent
+            | QueueWorkflowSucceededEvent
+            | QueueWorkflowFailedEvent
+            | QueueWorkflowPartialSuccessEvent,
+        ):
+            self.stop_listen()
+
+        if pub_from == PublishFrom.APPLICATION_MANAGER and self._is_stopped():
+            raise GenerateTaskStoppedError()

api/core/app/apps/pipeline/pipeline_runner.py

@@ -0,0 +1,280 @@
+import logging
+import time
+from typing import Optional, cast
+
+from core.app.apps.base_app_queue_manager import AppQueueManager
+from core.app.apps.pipeline.pipeline_config_manager import PipelineConfig
+from core.app.apps.workflow_app_runner import WorkflowBasedAppRunner
+from core.app.entities.app_invoke_entities import (
+    InvokeFrom,
+    RagPipelineGenerateEntity,
+)
+from core.variables.variables import RAGPipelineVariable, RAGPipelineVariableInput
+from core.workflow.entities.graph_init_params import GraphInitParams
+from core.workflow.entities.graph_runtime_state import GraphRuntimeState
+from core.workflow.entities.variable_pool import VariablePool
+from core.workflow.graph import Graph
+from core.workflow.graph_events import GraphEngineEvent, GraphRunFailedEvent
+from core.workflow.nodes.node_factory import DifyNodeFactory
+from core.workflow.system_variable import SystemVariable
+from core.workflow.variable_loader import VariableLoader
+from core.workflow.workflow_entry import WorkflowEntry
+from extensions.ext_database import db
+from models.dataset import Document, Pipeline
+from models.enums import UserFrom
+from models.model import EndUser
+from models.workflow import Workflow
+
+logger = logging.getLogger(__name__)
+
+
+class PipelineRunner(WorkflowBasedAppRunner):
+    """
+    Pipeline Application Runner
+    """
+
+    def __init__(
+        self,
+        application_generate_entity: RagPipelineGenerateEntity,
+        queue_manager: AppQueueManager,
+        variable_loader: VariableLoader,
+        workflow: Workflow,
+        system_user_id: str,
+        workflow_thread_pool_id: Optional[str] = None,
+    ) -> None:
+        """
+        :param application_generate_entity: application generate entity
+        :param queue_manager: application queue manager
+        :param workflow_thread_pool_id: workflow thread pool id
+        """
+        super().__init__(
+            queue_manager=queue_manager,
+            variable_loader=variable_loader,
+            app_id=application_generate_entity.app_config.app_id,
+        )
+        self.application_generate_entity = application_generate_entity
+        self.workflow_thread_pool_id = workflow_thread_pool_id
+        self._workflow = workflow
+        self._sys_user_id = system_user_id
+
+    def _get_app_id(self) -> str:
+        return self.application_generate_entity.app_config.app_id
+
+    def run(self) -> None:
+        """
+        Run application
+        """
+        app_config = self.application_generate_entity.app_config
+        app_config = cast(PipelineConfig, app_config)
+
+        user_id = None
+        if self.application_generate_entity.invoke_from in {InvokeFrom.WEB_APP, InvokeFrom.SERVICE_API}:
+            end_user = db.session.query(EndUser).filter(EndUser.id == self.application_generate_entity.user_id).first()
+            if end_user:
+                user_id = end_user.session_id
+        else:
+            user_id = self.application_generate_entity.user_id
+
+        pipeline = db.session.query(Pipeline).filter(Pipeline.id == app_config.app_id).first()
+        if not pipeline:
+            raise ValueError("Pipeline not found")
+
+        workflow = self.get_workflow(pipeline=pipeline, workflow_id=app_config.workflow_id)
+        if not workflow:
+            raise ValueError("Workflow not initialized")
+
+        db.session.close()
+
+        # if only single iteration run is requested
+        if self.application_generate_entity.single_iteration_run:
+            graph_runtime_state = GraphRuntimeState(
+                variable_pool=VariablePool.empty(),
+                start_at=time.time(),
+            )
+            # if only single iteration run is requested
+            graph, variable_pool = self._get_graph_and_variable_pool_of_single_iteration(
+                workflow=workflow,
+                node_id=self.application_generate_entity.single_iteration_run.node_id,
+                user_inputs=self.application_generate_entity.single_iteration_run.inputs,
+                graph_runtime_state=graph_runtime_state,
+            )
+        elif self.application_generate_entity.single_loop_run:
+            graph_runtime_state = GraphRuntimeState(
+                variable_pool=VariablePool.empty(),
+                start_at=time.time(),
+            )
+            # if only single loop run is requested
+            graph, variable_pool = self._get_graph_and_variable_pool_of_single_loop(
+                workflow=workflow,
+                node_id=self.application_generate_entity.single_loop_run.node_id,
+                user_inputs=self.application_generate_entity.single_loop_run.inputs,
+                graph_runtime_state=graph_runtime_state,
+            )
+        else:
+            inputs = self.application_generate_entity.inputs
+            files = self.application_generate_entity.files
+
+            # Create a variable pool.
+            system_inputs = SystemVariable(
+                files=files,
+                user_id=user_id,
+                app_id=app_config.app_id,
+                workflow_id=app_config.workflow_id,
+                workflow_execution_id=self.application_generate_entity.workflow_execution_id,
+                document_id=self.application_generate_entity.document_id,
+                batch=self.application_generate_entity.batch,
+                dataset_id=self.application_generate_entity.dataset_id,
+                datasource_type=self.application_generate_entity.datasource_type,
+                datasource_info=self.application_generate_entity.datasource_info,
+                invoke_from=self.application_generate_entity.invoke_from.value,
+            )
+
+            rag_pipeline_variables = []
+            if workflow.rag_pipeline_variables:
+                for v in workflow.rag_pipeline_variables:
+                    rag_pipeline_variable = RAGPipelineVariable(**v)
+                    if (
+                        rag_pipeline_variable.belong_to_node_id
+                        in (self.application_generate_entity.start_node_id, "shared")
+                    ) and rag_pipeline_variable.variable in inputs:
+                        rag_pipeline_variables.append(
+                            RAGPipelineVariableInput(
+                                variable=rag_pipeline_variable,
+                                value=inputs[rag_pipeline_variable.variable],
+                            )
+                        )
+
+            variable_pool = VariablePool(
+                system_variables=system_inputs,
+                user_inputs=inputs,
+                environment_variables=workflow.environment_variables,
+                conversation_variables=[],
+                rag_pipeline_variables=rag_pipeline_variables,
+            )
+            graph_runtime_state = GraphRuntimeState(variable_pool=variable_pool, start_at=time.perf_counter())
+
+            # init graph
+            graph = self._init_rag_pipeline_graph(
+                graph_runtime_state=graph_runtime_state,
+                start_node_id=self.application_generate_entity.start_node_id,
+                workflow=workflow,
+            )
+
+        # RUN WORKFLOW
+        workflow_entry = WorkflowEntry(
+            tenant_id=workflow.tenant_id,
+            app_id=workflow.app_id,
+            workflow_id=workflow.id,
+            graph=graph,
+            graph_config=workflow.graph_dict,
+            user_id=self.application_generate_entity.user_id,
+            user_from=(
+                UserFrom.ACCOUNT
+                if self.application_generate_entity.invoke_from in {InvokeFrom.EXPLORE, InvokeFrom.DEBUGGER}
+                else UserFrom.END_USER
+            ),
+            invoke_from=self.application_generate_entity.invoke_from,
+            call_depth=self.application_generate_entity.call_depth,
+            graph_runtime_state=graph_runtime_state,
+        )
+
+        generator = workflow_entry.run()
+
+        for event in generator:
+            self._update_document_status(
+                event, self.application_generate_entity.document_id, self.application_generate_entity.dataset_id
+            )
+            self._handle_event(workflow_entry, event)
+
+    def get_workflow(self, pipeline: Pipeline, workflow_id: str) -> Optional[Workflow]:
+        """
+        Get workflow
+        """
+        # fetch workflow by workflow_id
+        workflow = (
+            db.session.query(Workflow)
+            .filter(
+                Workflow.tenant_id == pipeline.tenant_id, Workflow.app_id == pipeline.id, Workflow.id == workflow_id
+            )
+            .first()
+        )
+
+        # return workflow
+        return workflow
+
+    def _init_rag_pipeline_graph(
+        self, workflow: Workflow, graph_runtime_state: GraphRuntimeState, start_node_id: Optional[str] = None
+    ) -> Graph:
+        """
+        Init pipeline graph
+        """
+        graph_config = workflow.graph_dict
+        if "nodes" not in graph_config or "edges" not in graph_config:
+            raise ValueError("nodes or edges not found in workflow graph")
+
+        if not isinstance(graph_config.get("nodes"), list):
+            raise ValueError("nodes in workflow graph must be a list")
+
+        if not isinstance(graph_config.get("edges"), list):
+            raise ValueError("edges in workflow graph must be a list")
+        # nodes = graph_config.get("nodes", [])
+        # edges = graph_config.get("edges", [])
+        # real_run_nodes = []
+        # real_edges = []
+        # exclude_node_ids = []
+        # for node in nodes:
+        #     node_id = node.get("id")
+        #     node_type = node.get("data", {}).get("type", "")
+        #     if node_type == "datasource":
+        #         if start_node_id != node_id:
+        #             exclude_node_ids.append(node_id)
+        #             continue
+        #     real_run_nodes.append(node)
+
+        # for edge in edges:
+        #     if edge.get("source") in exclude_node_ids:
+        #         continue
+        #     real_edges.append(edge)
+        # graph_config = dict(graph_config)
+        # graph_config["nodes"] = real_run_nodes
+        # graph_config["edges"] = real_edges
+        # init graph
+        # Create required parameters for Graph.init
+        graph_init_params = GraphInitParams(
+            tenant_id=workflow.tenant_id,
+            app_id=self._app_id,
+            workflow_id=workflow.id,
+            graph_config=graph_config,
+            user_id=self.application_generate_entity.user_id,
+            user_from=UserFrom.ACCOUNT.value,
+            invoke_from=InvokeFrom.SERVICE_API.value,
+            call_depth=0,
+        )
+
+        node_factory = DifyNodeFactory(
+            graph_init_params=graph_init_params,
+            graph_runtime_state=graph_runtime_state,
+        )
+        graph = Graph.init(graph_config=graph_config, node_factory=node_factory, root_node_id=start_node_id)
+
+        if not graph:
+            raise ValueError("graph not found in workflow")
+
+        return graph
+
+    def _update_document_status(self, event: GraphEngineEvent, document_id: str | None, dataset_id: str | None) -> None:
+        """
+        Update document status
+        """
+        if isinstance(event, GraphRunFailedEvent):
+            if document_id and dataset_id:
+                document = (
+                    db.session.query(Document)
+                    .filter(Document.id == document_id, Document.dataset_id == dataset_id)
+                    .first()
+                )
+                if document:
+                    document.indexing_status = "error"
+                    document.error = event.error or "Unknown error"
+                    db.session.add(document)
+                    db.session.commit()

api/core/app/apps/workflow/app_generator.py

@@ -3,7 +3,7 @@ import logging
 import threading
 import uuid
 from collections.abc import Generator, Mapping, Sequence
-from typing import Any, Literal, Optional, Union, overload
+from typing import Any, Literal, Union, overload
 
 from flask import Flask, current_app
 from pydantic import ValidationError
@@ -53,7 +53,6 @@ class WorkflowAppGenerator(BaseAppGenerator):
         invoke_from: InvokeFrom,
         streaming: Literal[True],
         call_depth: int,
-        workflow_thread_pool_id: Optional[str],
     ) -> Generator[Mapping | str, None, None]: ...
 
     @overload
@@ -67,7 +66,6 @@ class WorkflowAppGenerator(BaseAppGenerator):
         invoke_from: InvokeFrom,
         streaming: Literal[False],
         call_depth: int,
-        workflow_thread_pool_id: Optional[str],
     ) -> Mapping[str, Any]: ...
 
     @overload
@@ -81,7 +79,6 @@ class WorkflowAppGenerator(BaseAppGenerator):
         invoke_from: InvokeFrom,
         streaming: bool,
         call_depth: int,
-        workflow_thread_pool_id: Optional[str],
     ) -> Union[Mapping[str, Any], Generator[Mapping | str, None, None]]: ...
 
     def generate(
@@ -94,7 +91,6 @@ class WorkflowAppGenerator(BaseAppGenerator):
         invoke_from: InvokeFrom,
         streaming: bool = True,
         call_depth: int = 0,
-        workflow_thread_pool_id: Optional[str] = None,
     ) -> Union[Mapping[str, Any], Generator[Mapping | str, None, None]]:
         files: Sequence[Mapping[str, Any]] = args.get("files") or []
 
@@ -186,7 +182,6 @@ class WorkflowAppGenerator(BaseAppGenerator):
             workflow_execution_repository=workflow_execution_repository,
             workflow_node_execution_repository=workflow_node_execution_repository,
             streaming=streaming,
-            workflow_thread_pool_id=workflow_thread_pool_id,
         )
 
     def _generate(
@@ -200,7 +195,6 @@ class WorkflowAppGenerator(BaseAppGenerator):
         workflow_execution_repository: WorkflowExecutionRepository,
         workflow_node_execution_repository: WorkflowNodeExecutionRepository,
         streaming: bool = True,
-        workflow_thread_pool_id: Optional[str] = None,
         variable_loader: VariableLoader = DUMMY_VARIABLE_LOADER,
     ) -> Union[Mapping[str, Any], Generator[str | Mapping[str, Any], None, None]]:
         """
@@ -214,7 +208,6 @@ class WorkflowAppGenerator(BaseAppGenerator):
         :param workflow_execution_repository: repository for workflow execution
         :param workflow_node_execution_repository: repository for workflow node execution
         :param streaming: is stream
-        :param workflow_thread_pool_id: workflow thread pool id
         """
         # init queue manager
         queue_manager = WorkflowAppQueueManager(
@@ -237,16 +230,13 @@ class WorkflowAppGenerator(BaseAppGenerator):
                 "application_generate_entity": application_generate_entity,
                 "queue_manager": queue_manager,
                 "context": context,
-                "workflow_thread_pool_id": workflow_thread_pool_id,
                 "variable_loader": variable_loader,
             },
         )
 
         worker_thread.start()
 
-        draft_var_saver_factory = self._get_draft_var_saver_factory(
-            invoke_from,
-        )
+        draft_var_saver_factory = self._get_draft_var_saver_factory(invoke_from, user)
 
         # return response or stream generator
         response = self._handle_response(
@@ -434,17 +424,7 @@ class WorkflowAppGenerator(BaseAppGenerator):
         queue_manager: AppQueueManager,
         context: contextvars.Context,
         variable_loader: VariableLoader,
-        workflow_thread_pool_id: Optional[str] = None,
     ) -> None:
-        """
-        Generate worker in a new thread.
-        :param flask_app: Flask app
-        :param application_generate_entity: application generate entity
-        :param queue_manager: queue manager
-        :param workflow_thread_pool_id: workflow thread pool id
-        :return:
-        """
-
         with preserve_flask_contexts(flask_app, context_vars=context):
             with Session(db.engine, expire_on_commit=False) as session:
                 workflow = session.scalar(
@@ -474,7 +454,6 @@ class WorkflowAppGenerator(BaseAppGenerator):
             runner = WorkflowAppRunner(
                 application_generate_entity=application_generate_entity,
                 queue_manager=queue_manager,
-                workflow_thread_pool_id=workflow_thread_pool_id,
                 variable_loader=variable_loader,
                 workflow=workflow,
                 system_user_id=system_user_id,

api/core/app/apps/workflow/app_runner.py

@@ -1,7 +1,7 @@
 import logging
-from typing import Optional, cast
+import time
+from typing import cast
 
-from configs import dify_config
 from core.app.apps.base_app_queue_manager import AppQueueManager
 from core.app.apps.workflow.app_config_manager import WorkflowAppConfig
 from core.app.apps.workflow_app_runner import WorkflowBasedAppRunner
@@ -9,13 +9,14 @@ from core.app.entities.app_invoke_entities import (
     InvokeFrom,
     WorkflowAppGenerateEntity,
 )
-from core.workflow.callbacks import WorkflowCallback, WorkflowLoggingCallback
-from core.workflow.entities.variable_pool import VariablePool
+from core.workflow.entities import GraphRuntimeState, VariablePool
+from core.workflow.graph_engine.command_channels.redis_channel import RedisChannel
 from core.workflow.system_variable import SystemVariable
 from core.workflow.variable_loader import VariableLoader
 from core.workflow.workflow_entry import WorkflowEntry
+from extensions.ext_redis import redis_client
 from models.enums import UserFrom
-from models.workflow import Workflow, WorkflowType
+from models.workflow import Workflow
 
 logger = logging.getLogger(__name__)
 
@@ -31,7 +32,6 @@ class WorkflowAppRunner(WorkflowBasedAppRunner):
         application_generate_entity: WorkflowAppGenerateEntity,
         queue_manager: AppQueueManager,
         variable_loader: VariableLoader,
-        workflow_thread_pool_id: Optional[str] = None,
         workflow: Workflow,
         system_user_id: str,
     ) -> None:
@@ -41,7 +41,6 @@ class WorkflowAppRunner(WorkflowBasedAppRunner):
             app_id=application_generate_entity.app_config.app_id,
         )
         self.application_generate_entity = application_generate_entity
-        self.workflow_thread_pool_id = workflow_thread_pool_id
         self._workflow = workflow
         self._sys_user_id = system_user_id
 
@@ -52,24 +51,30 @@ class WorkflowAppRunner(WorkflowBasedAppRunner):
         app_config = self.application_generate_entity.app_config
         app_config = cast(WorkflowAppConfig, app_config)
 
-        workflow_callbacks: list[WorkflowCallback] = []
-        if dify_config.DEBUG:
-            workflow_callbacks.append(WorkflowLoggingCallback())
-
         # if only single iteration run is requested
         if self.application_generate_entity.single_iteration_run:
             # if only single iteration run is requested
+            graph_runtime_state = GraphRuntimeState(
+                variable_pool=VariablePool.empty(),
+                start_at=time.time(),
+            )
             graph, variable_pool = self._get_graph_and_variable_pool_of_single_iteration(
                 workflow=self._workflow,
                 node_id=self.application_generate_entity.single_iteration_run.node_id,
                 user_inputs=self.application_generate_entity.single_iteration_run.inputs,
+                graph_runtime_state=graph_runtime_state,
             )
         elif self.application_generate_entity.single_loop_run:
             # if only single loop run is requested
+            graph_runtime_state = GraphRuntimeState(
+                variable_pool=VariablePool.empty(),
+                start_at=time.time(),
+            )
             graph, variable_pool = self._get_graph_and_variable_pool_of_single_loop(
                 workflow=self._workflow,
                 node_id=self.application_generate_entity.single_loop_run.node_id,
                 user_inputs=self.application_generate_entity.single_loop_run.inputs,
+                graph_runtime_state=graph_runtime_state,
             )
         else:
             inputs = self.application_generate_entity.inputs
@@ -92,15 +97,26 @@ class WorkflowAppRunner(WorkflowBasedAppRunner):
                 conversation_variables=[],
             )
 
+            graph_runtime_state = GraphRuntimeState(variable_pool=variable_pool, start_at=time.perf_counter())
+
             # init graph
-            graph = self._init_graph(graph_config=self._workflow.graph_dict)
+            graph = self._init_graph(
+                graph_config=self._workflow.graph_dict,
+                graph_runtime_state=graph_runtime_state,
+                workflow_id=self._workflow.id,
+                tenant_id=self._workflow.tenant_id,
+            )
 
         # RUN WORKFLOW
+        # Create Redis command channel for this workflow execution
+        task_id = self.application_generate_entity.task_id
+        channel_key = f"workflow:{task_id}:commands"
+        command_channel = RedisChannel(redis_client, channel_key)
+
         workflow_entry = WorkflowEntry(
             tenant_id=self._workflow.tenant_id,
             app_id=self._workflow.app_id,
             workflow_id=self._workflow.id,
-            workflow_type=WorkflowType.value_of(self._workflow.type),
             graph=graph,
             graph_config=self._workflow.graph_dict,
             user_id=self.application_generate_entity.user_id,
@@ -111,11 +127,11 @@ class WorkflowAppRunner(WorkflowBasedAppRunner):
             ),
             invoke_from=self.application_generate_entity.invoke_from,
             call_depth=self.application_generate_entity.call_depth,
-            variable_pool=variable_pool,
-            thread_pool_id=self.workflow_thread_pool_id,
+            graph_runtime_state=graph_runtime_state,
+            command_channel=command_channel,
         )
 
-        generator = workflow_entry.run(callbacks=workflow_callbacks)
+        generator = workflow_entry.run()
 
         for event in generator:
             self._handle_event(workflow_entry, event)

api/core/app/apps/workflow/generate_task_pipeline.py

@@ -2,7 +2,7 @@ import logging
 import time
 from collections.abc import Callable, Generator
 from contextlib import contextmanager
-from typing import Any, Optional, Union
+from typing import Optional, Union
 
 from sqlalchemy.orm import Session
 
@@ -14,6 +14,7 @@ from core.app.entities.app_invoke_entities import (
     WorkflowAppGenerateEntity,
 )
 from core.app.entities.queue_entities import (
+    AppQueueEvent,
     MessageQueueMessage,
     QueueAgentLogEvent,
     QueueErrorEvent,
@@ -25,14 +26,9 @@ from core.app.entities.queue_entities import (
     QueueLoopStartEvent,
     QueueNodeExceptionEvent,
     QueueNodeFailedEvent,
-    QueueNodeInIterationFailedEvent,
-    QueueNodeInLoopFailedEvent,
     QueueNodeRetryEvent,
     QueueNodeStartedEvent,
     QueueNodeSucceededEvent,
-    QueueParallelBranchRunFailedEvent,
-    QueueParallelBranchRunStartedEvent,
-    QueueParallelBranchRunSucceededEvent,
     QueuePingEvent,
     QueueStopEvent,
     QueueTextChunkEvent,
@@ -57,8 +53,8 @@ from core.app.entities.task_entities import (
 from core.app.task_pipeline.based_generate_task_pipeline import BasedGenerateTaskPipeline
 from core.base.tts import AppGeneratorTTSPublisher, AudioTrunk
 from core.ops.ops_trace_manager import TraceQueueManager
-from core.workflow.entities.workflow_execution import WorkflowExecution, WorkflowExecutionStatus, WorkflowType
-from core.workflow.graph_engine.entities.graph_runtime_state import GraphRuntimeState
+from core.workflow.entities import GraphRuntimeState, WorkflowExecution
+from core.workflow.enums import WorkflowExecutionStatus, WorkflowType
 from core.workflow.repositories.draft_variable_repository import DraftVariableSaverFactory
 from core.workflow.repositories.workflow_execution_repository import WorkflowExecutionRepository
 from core.workflow.repositories.workflow_node_execution_repository import WorkflowNodeExecutionRepository
@@ -349,9 +345,7 @@ class WorkflowAppGenerateTaskPipeline:
 
     def _handle_node_failed_events(
         self,
-        event: Union[
-            QueueNodeFailedEvent, QueueNodeInIterationFailedEvent, QueueNodeInLoopFailedEvent, QueueNodeExceptionEvent
-        ],
+        event: Union[QueueNodeFailedEvent, QueueNodeExceptionEvent],
         **kwargs,
     ) -> Generator[StreamResponse, None, None]:
         """Handle various node failure events."""
@@ -370,32 +364,6 @@ class WorkflowAppGenerateTaskPipeline:
         if node_failed_response:
             yield node_failed_response
 
-    def _handle_parallel_branch_started_event(
-        self, event: QueueParallelBranchRunStartedEvent, **kwargs
-    ) -> Generator[StreamResponse, None, None]:
-        """Handle parallel branch started events."""
-        self._ensure_workflow_initialized()
-
-        parallel_start_resp = self._workflow_response_converter.workflow_parallel_branch_start_to_stream_response(
-            task_id=self._application_generate_entity.task_id,
-            workflow_execution_id=self._workflow_run_id,
-            event=event,
-        )
-        yield parallel_start_resp
-
-    def _handle_parallel_branch_finished_events(
-        self, event: Union[QueueParallelBranchRunSucceededEvent, QueueParallelBranchRunFailedEvent], **kwargs
-    ) -> Generator[StreamResponse, None, None]:
-        """Handle parallel branch finished events."""
-        self._ensure_workflow_initialized()
-
-        parallel_finish_resp = self._workflow_response_converter.workflow_parallel_branch_finished_to_stream_response(
-            task_id=self._application_generate_entity.task_id,
-            workflow_execution_id=self._workflow_run_id,
-            event=event,
-        )
-        yield parallel_finish_resp
-
     def _handle_iteration_start_event(
         self, event: QueueIterationStartEvent, **kwargs
     ) -> Generator[StreamResponse, None, None]:
@@ -617,8 +585,6 @@ class WorkflowAppGenerateTaskPipeline:
             QueueNodeRetryEvent: self._handle_node_retry_event,
             QueueNodeStartedEvent: self._handle_node_started_event,
             QueueNodeSucceededEvent: self._handle_node_succeeded_event,
-            # Parallel branch events
-            QueueParallelBranchRunStartedEvent: self._handle_parallel_branch_started_event,
             # Iteration events
             QueueIterationStartEvent: self._handle_iteration_start_event,
             QueueIterationNextEvent: self._handle_iteration_next_event,
@@ -633,7 +599,7 @@ class WorkflowAppGenerateTaskPipeline:
 
     def _dispatch_event(
         self,
-        event: Any,
+        event: AppQueueEvent,
         *,
         graph_runtime_state: Optional[GraphRuntimeState] = None,
         tts_publisher: Optional[AppGeneratorTTSPublisher] = None,
@@ -660,8 +626,6 @@ class WorkflowAppGenerateTaskPipeline:
             event,
             (
                 QueueNodeFailedEvent,
-                QueueNodeInIterationFailedEvent,
-                QueueNodeInLoopFailedEvent,
                 QueueNodeExceptionEvent,
             ),
         ):
@@ -674,17 +638,6 @@ class WorkflowAppGenerateTaskPipeline:
             )
             return
 
-        # Handle parallel branch finished events with isinstance check
-        if isinstance(event, (QueueParallelBranchRunSucceededEvent, QueueParallelBranchRunFailedEvent)):
-            yield from self._handle_parallel_branch_finished_events(
-                event,
-                graph_runtime_state=graph_runtime_state,
-                tts_publisher=tts_publisher,
-                trace_manager=trace_manager,
-                queue_message=queue_message,
-            )
-            return
-
         # Handle workflow failed and stop events with isinstance check
         if isinstance(event, (QueueWorkflowFailedEvent, QueueStopEvent)):
             yield from self._handle_workflow_failed_and_stop_events(

api/core/app/apps/workflow_app_runner.py

@@ -2,6 +2,7 @@ from collections.abc import Mapping
 from typing import Any, cast
 
 from core.app.apps.base_app_queue_manager import AppQueueManager, PublishFrom
+from core.app.entities.app_invoke_entities import InvokeFrom
 from core.app.entities.queue_entities import (
     AppQueueEvent,
     QueueAgentLogEvent,
@@ -13,14 +14,9 @@ from core.app.entities.queue_entities import (
     QueueLoopStartEvent,
     QueueNodeExceptionEvent,
     QueueNodeFailedEvent,
-    QueueNodeInIterationFailedEvent,
-    QueueNodeInLoopFailedEvent,
     QueueNodeRetryEvent,
     QueueNodeStartedEvent,
     QueueNodeSucceededEvent,
-    QueueParallelBranchRunFailedEvent,
-    QueueParallelBranchRunStartedEvent,
-    QueueParallelBranchRunSucceededEvent,
     QueueRetrieverResourcesEvent,
     QueueTextChunkEvent,
     QueueWorkflowFailedEvent,
@@ -28,42 +24,39 @@ from core.app.entities.queue_entities import (
     QueueWorkflowStartedEvent,
     QueueWorkflowSucceededEvent,
 )
-from core.workflow.entities.variable_pool import VariablePool
-from core.workflow.entities.workflow_node_execution import WorkflowNodeExecutionMetadataKey
-from core.workflow.graph_engine.entities.event import (
-    AgentLogEvent,
+from core.workflow.entities import GraphInitParams, GraphRuntimeState, VariablePool
+from core.workflow.graph import Graph
+from core.workflow.graph_events import (
     GraphEngineEvent,
     GraphRunFailedEvent,
     GraphRunPartialSucceededEvent,
     GraphRunStartedEvent,
     GraphRunSucceededEvent,
-    IterationRunFailedEvent,
-    IterationRunNextEvent,
-    IterationRunStartedEvent,
-    IterationRunSucceededEvent,
-    LoopRunFailedEvent,
-    LoopRunNextEvent,
-    LoopRunStartedEvent,
-    LoopRunSucceededEvent,
-    NodeInIterationFailedEvent,
-    NodeInLoopFailedEvent,
+    NodeRunAgentLogEvent,
     NodeRunExceptionEvent,
     NodeRunFailedEvent,
+    NodeRunIterationFailedEvent,
+    NodeRunIterationNextEvent,
+    NodeRunIterationStartedEvent,
+    NodeRunIterationSucceededEvent,
+    NodeRunLoopFailedEvent,
+    NodeRunLoopNextEvent,
+    NodeRunLoopStartedEvent,
+    NodeRunLoopSucceededEvent,
     NodeRunRetrieverResourceEvent,
     NodeRunRetryEvent,
     NodeRunStartedEvent,
     NodeRunStreamChunkEvent,
     NodeRunSucceededEvent,
-    ParallelBranchRunFailedEvent,
-    ParallelBranchRunStartedEvent,
-    ParallelBranchRunSucceededEvent,
 )
-from core.workflow.graph_engine.entities.graph import Graph
+from core.workflow.graph_events.graph import GraphRunAbortedEvent
 from core.workflow.nodes import NodeType
+from core.workflow.nodes.node_factory import DifyNodeFactory
 from core.workflow.nodes.node_mapping import NODE_TYPE_CLASSES_MAPPING
 from core.workflow.system_variable import SystemVariable
 from core.workflow.variable_loader import DUMMY_VARIABLE_LOADER, VariableLoader, load_into_variable_pool
 from core.workflow.workflow_entry import WorkflowEntry
+from models.enums import UserFrom
 from models.workflow import Workflow
 
 
@@ -79,7 +72,14 @@ class WorkflowBasedAppRunner:
         self._variable_loader = variable_loader
         self._app_id = app_id
 
-    def _init_graph(self, graph_config: Mapping[str, Any]) -> Graph:
+    def _init_graph(
+        self,
+        graph_config: Mapping[str, Any],
+        graph_runtime_state: GraphRuntimeState,
+        workflow_id: str = "",
+        tenant_id: str = "",
+        user_id: str = "",
+    ) -> Graph:
         """
         Init graph
         """
@@ -91,8 +91,28 @@ class WorkflowBasedAppRunner:
 
         if not isinstance(graph_config.get("edges"), list):
             raise ValueError("edges in workflow graph must be a list")
+
+        # Create required parameters for Graph.init
+        graph_init_params = GraphInitParams(
+            tenant_id=tenant_id or "",
+            app_id=self._app_id,
+            workflow_id=workflow_id,
+            graph_config=graph_config,
+            user_id=user_id,
+            user_from=UserFrom.ACCOUNT.value,
+            invoke_from=InvokeFrom.SERVICE_API.value,
+            call_depth=0,
+        )
+
+        # Use the provided graph_runtime_state for consistent state management
+
+        node_factory = DifyNodeFactory(
+            graph_init_params=graph_init_params,
+            graph_runtime_state=graph_runtime_state,
+        )
+
         # init graph
-        graph = Graph.init(graph_config=graph_config)
+        graph = Graph.init(graph_config=graph_config, node_factory=node_factory)
 
         if not graph:
             raise ValueError("graph not found in workflow")
@@ -104,6 +124,7 @@ class WorkflowBasedAppRunner:
         workflow: Workflow,
         node_id: str,
         user_inputs: dict,
+        graph_runtime_state: GraphRuntimeState,
     ) -> tuple[Graph, VariablePool]:
         """
         Get variable pool of single iteration
@@ -145,8 +166,25 @@ class WorkflowBasedAppRunner:
 
         graph_config["edges"] = edge_configs
 
+        # Create required parameters for Graph.init
+        graph_init_params = GraphInitParams(
+            tenant_id=workflow.tenant_id,
+            app_id=self._app_id,
+            workflow_id=workflow.id,
+            graph_config=graph_config,
+            user_id="",
+            user_from=UserFrom.ACCOUNT.value,
+            invoke_from=InvokeFrom.SERVICE_API.value,
+            call_depth=0,
+        )
+
+        node_factory = DifyNodeFactory(
+            graph_init_params=graph_init_params,
+            graph_runtime_state=graph_runtime_state,
+        )
+
         # init graph
-        graph = Graph.init(graph_config=graph_config, root_node_id=node_id)
+        graph = Graph.init(graph_config=graph_config, node_factory=node_factory, root_node_id=node_id)
 
         if not graph:
             raise ValueError("graph not found in workflow")
@@ -201,6 +239,7 @@ class WorkflowBasedAppRunner:
         workflow: Workflow,
         node_id: str,
         user_inputs: dict,
+        graph_runtime_state: GraphRuntimeState,
     ) -> tuple[Graph, VariablePool]:
         """
         Get variable pool of single loop
@@ -242,8 +281,25 @@ class WorkflowBasedAppRunner:
 
         graph_config["edges"] = edge_configs
 
+        # Create required parameters for Graph.init
+        graph_init_params = GraphInitParams(
+            tenant_id=workflow.tenant_id,
+            app_id=self._app_id,
+            workflow_id=workflow.id,
+            graph_config=graph_config,
+            user_id="",
+            user_from=UserFrom.ACCOUNT.value,
+            invoke_from=InvokeFrom.SERVICE_API.value,
+            call_depth=0,
+        )
+
+        node_factory = DifyNodeFactory(
+            graph_init_params=graph_init_params,
+            graph_runtime_state=graph_runtime_state,
+        )
+
         # init graph
-        graph = Graph.init(graph_config=graph_config, root_node_id=node_id)
+        graph = Graph.init(graph_config=graph_config, node_factory=node_factory, root_node_id=node_id)
 
         if not graph:
             raise ValueError("graph not found in workflow")
@@ -310,29 +366,21 @@ class WorkflowBasedAppRunner:
             )
         elif isinstance(event, GraphRunFailedEvent):
             self._publish_event(QueueWorkflowFailedEvent(error=event.error, exceptions_count=event.exceptions_count))
+        elif isinstance(event, GraphRunAbortedEvent):
+            self._publish_event(QueueWorkflowFailedEvent(error=event.reason or "Unknown error", exceptions_count=0))
         elif isinstance(event, NodeRunRetryEvent):
-            node_run_result = event.route_node_state.node_run_result
-            inputs: Mapping[str, Any] | None = {}
-            process_data: Mapping[str, Any] | None = {}
-            outputs: Mapping[str, Any] | None = {}
-            execution_metadata: Mapping[WorkflowNodeExecutionMetadataKey, Any] | None = {}
-            if node_run_result:
-                inputs = node_run_result.inputs
-                process_data = node_run_result.process_data
-                outputs = node_run_result.outputs
-                execution_metadata = node_run_result.metadata
+            node_run_result = event.node_run_result
+            inputs = node_run_result.inputs
+            process_data = node_run_result.process_data
+            outputs = node_run_result.outputs
+            execution_metadata = node_run_result.metadata
             self._publish_event(
                 QueueNodeRetryEvent(
                     node_execution_id=event.id,
                     node_id=event.node_id,
+                    node_title=event.node_title,
                     node_type=event.node_type,
-                    node_data=event.node_data,
-                    parallel_id=event.parallel_id,
-                    parallel_start_node_id=event.parallel_start_node_id,
-                    parent_parallel_id=event.parent_parallel_id,
-                    parent_parallel_start_node_id=event.parent_parallel_start_node_id,
                     start_at=event.start_at,
-                    node_run_index=event.route_node_state.index,
                     predecessor_node_id=event.predecessor_node_id,
                     in_iteration_id=event.in_iteration_id,
                     in_loop_id=event.in_loop_id,
@@ -343,6 +391,8 @@ class WorkflowBasedAppRunner:
                     error=event.error,
                     execution_metadata=execution_metadata,
                     retry_index=event.retry_index,
+                    provider_type=event.provider_type,
+                    provider_id=event.provider_id,
                 )
             )
         elif isinstance(event, NodeRunStartedEvent):
@@ -350,44 +400,30 @@ class WorkflowBasedAppRunner:
                 QueueNodeStartedEvent(
                     node_execution_id=event.id,
                     node_id=event.node_id,
+                    node_title=event.node_title,
                     node_type=event.node_type,
-                    node_data=event.node_data,
-                    parallel_id=event.parallel_id,
-                    parallel_start_node_id=event.parallel_start_node_id,
-                    parent_parallel_id=event.parent_parallel_id,
-                    parent_parallel_start_node_id=event.parent_parallel_start_node_id,
-                    start_at=event.route_node_state.start_at,
-                    node_run_index=event.route_node_state.index,
+                    start_at=event.start_at,
                     predecessor_node_id=event.predecessor_node_id,
                     in_iteration_id=event.in_iteration_id,
                     in_loop_id=event.in_loop_id,
                     parallel_mode_run_id=event.parallel_mode_run_id,
                     agent_strategy=event.agent_strategy,
+                    provider_type=event.provider_type,
+                    provider_id=event.provider_id,
                 )
             )
         elif isinstance(event, NodeRunSucceededEvent):
-            node_run_result = event.route_node_state.node_run_result
-            if node_run_result:
-                inputs = node_run_result.inputs
-                process_data = node_run_result.process_data
-                outputs = node_run_result.outputs
-                execution_metadata = node_run_result.metadata
-            else:
-                inputs = {}
-                process_data = {}
-                outputs = {}
-                execution_metadata = {}
+            node_run_result = event.node_run_result
+            inputs = node_run_result.inputs
+            process_data = node_run_result.process_data
+            outputs = node_run_result.outputs
+            execution_metadata = node_run_result.metadata
             self._publish_event(
                 QueueNodeSucceededEvent(
                     node_execution_id=event.id,
                     node_id=event.node_id,
                     node_type=event.node_type,
-                    node_data=event.node_data,
-                    parallel_id=event.parallel_id,
-                    parallel_start_node_id=event.parallel_start_node_id,
-                    parent_parallel_id=event.parent_parallel_id,
-                    parent_parallel_start_node_id=event.parent_parallel_start_node_id,
-                    start_at=event.route_node_state.start_at,
+                    start_at=event.start_at,
                     inputs=inputs,
                     process_data=process_data,
                     outputs=outputs,
@@ -396,34 +432,18 @@ class WorkflowBasedAppRunner:
                     in_loop_id=event.in_loop_id,
                 )
             )
-
         elif isinstance(event, NodeRunFailedEvent):
             self._publish_event(
                 QueueNodeFailedEvent(
                     node_execution_id=event.id,
                     node_id=event.node_id,
                     node_type=event.node_type,
-                    node_data=event.node_data,
-                    parallel_id=event.parallel_id,
-                    parallel_start_node_id=event.parallel_start_node_id,
-                    parent_parallel_id=event.parent_parallel_id,
-                    parent_parallel_start_node_id=event.parent_parallel_start_node_id,
-                    start_at=event.route_node_state.start_at,
-                    inputs=event.route_node_state.node_run_result.inputs
-                    if event.route_node_state.node_run_result
-                    else {},
-                    process_data=event.route_node_state.node_run_result.process_data
-                    if event.route_node_state.node_run_result
-                    else {},
-                    outputs=event.route_node_state.node_run_result.outputs or {}
-                    if event.route_node_state.node_run_result
-                    else {},
-                    error=event.route_node_state.node_run_result.error
-                    if event.route_node_state.node_run_result and event.route_node_state.node_run_result.error
-                    else "Unknown error",
-                    execution_metadata=event.route_node_state.node_run_result.metadata
-                    if event.route_node_state.node_run_result
-                    else {},
+                    start_at=event.start_at,
+                    inputs=event.node_run_result.inputs,
+                    process_data=event.node_run_result.process_data,
+                    outputs=event.node_run_result.outputs,
+                    error=event.node_run_result.error or "Unknown error",
+                    execution_metadata=event.node_run_result.metadata,
                     in_iteration_id=event.in_iteration_id,
                     in_loop_id=event.in_loop_id,
                 )
@@ -434,93 +454,21 @@ class WorkflowBasedAppRunner:
                     node_execution_id=event.id,
                     node_id=event.node_id,
                     node_type=event.node_type,
-                    node_data=event.node_data,
-                    parallel_id=event.parallel_id,
-                    parallel_start_node_id=event.parallel_start_node_id,
-                    parent_parallel_id=event.parent_parallel_id,
-                    parent_parallel_start_node_id=event.parent_parallel_start_node_id,
-                    start_at=event.route_node_state.start_at,
-                    inputs=event.route_node_state.node_run_result.inputs
-                    if event.route_node_state.node_run_result
-                    else {},
-                    process_data=event.route_node_state.node_run_result.process_data
-                    if event.route_node_state.node_run_result
-                    else {},
-                    outputs=event.route_node_state.node_run_result.outputs
-                    if event.route_node_state.node_run_result
-                    else {},
-                    error=event.route_node_state.node_run_result.error
-                    if event.route_node_state.node_run_result and event.route_node_state.node_run_result.error
-                    else "Unknown error",
-                    execution_metadata=event.route_node_state.node_run_result.metadata
-                    if event.route_node_state.node_run_result
-                    else {},
+                    start_at=event.start_at,
+                    inputs=event.node_run_result.inputs,
+                    process_data=event.node_run_result.process_data,
+                    outputs=event.node_run_result.outputs,
+                    error=event.node_run_result.error or "Unknown error",
+                    execution_metadata=event.node_run_result.metadata,
                     in_iteration_id=event.in_iteration_id,
                     in_loop_id=event.in_loop_id,
                 )
             )
-
-        elif isinstance(event, NodeInIterationFailedEvent):
-            self._publish_event(
-                QueueNodeInIterationFailedEvent(
-                    node_execution_id=event.id,
-                    node_id=event.node_id,
-                    node_type=event.node_type,
-                    node_data=event.node_data,
-                    parallel_id=event.parallel_id,
-                    parallel_start_node_id=event.parallel_start_node_id,
-                    parent_parallel_id=event.parent_parallel_id,
-                    parent_parallel_start_node_id=event.parent_parallel_start_node_id,
-                    start_at=event.route_node_state.start_at,
-                    inputs=event.route_node_state.node_run_result.inputs
-                    if event.route_node_state.node_run_result
-                    else {},
-                    process_data=event.route_node_state.node_run_result.process_data
-                    if event.route_node_state.node_run_result
-                    else {},
-                    outputs=event.route_node_state.node_run_result.outputs or {}
-                    if event.route_node_state.node_run_result
-                    else {},
-                    execution_metadata=event.route_node_state.node_run_result.metadata
-                    if event.route_node_state.node_run_result
-                    else {},
-                    in_iteration_id=event.in_iteration_id,
-                    error=event.error,
-                )
-            )
-        elif isinstance(event, NodeInLoopFailedEvent):
-            self._publish_event(
-                QueueNodeInLoopFailedEvent(
-                    node_execution_id=event.id,
-                    node_id=event.node_id,
-                    node_type=event.node_type,
-                    node_data=event.node_data,
-                    parallel_id=event.parallel_id,
-                    parallel_start_node_id=event.parallel_start_node_id,
-                    parent_parallel_id=event.parent_parallel_id,
-                    parent_parallel_start_node_id=event.parent_parallel_start_node_id,
-                    start_at=event.route_node_state.start_at,
-                    inputs=event.route_node_state.node_run_result.inputs
-                    if event.route_node_state.node_run_result
-                    else {},
-                    process_data=event.route_node_state.node_run_result.process_data
-                    if event.route_node_state.node_run_result
-                    else {},
-                    outputs=event.route_node_state.node_run_result.outputs or {}
-                    if event.route_node_state.node_run_result
-                    else {},
-                    execution_metadata=event.route_node_state.node_run_result.metadata
-                    if event.route_node_state.node_run_result
-                    else {},
-                    in_loop_id=event.in_loop_id,
-                    error=event.error,
-                )
-            )
         elif isinstance(event, NodeRunStreamChunkEvent):
             self._publish_event(
                 QueueTextChunkEvent(
-                    text=event.chunk_content,
-                    from_variable_selector=event.from_variable_selector,
+                    text=event.chunk,
+                    from_variable_selector=list(event.selector),
                     in_iteration_id=event.in_iteration_id,
                     in_loop_id=event.in_loop_id,
                 )
@@ -533,10 +481,10 @@ class WorkflowBasedAppRunner:
                     in_loop_id=event.in_loop_id,
                 )
             )
-        elif isinstance(event, AgentLogEvent):
+        elif isinstance(event, NodeRunAgentLogEvent):
             self._publish_event(
                 QueueAgentLogEvent(
-                    id=event.id,
+                    id=event.message_id,
                     label=event.label,
                     node_execution_id=event.node_execution_id,
                     parent_id=event.parent_id,
@@ -547,51 +495,13 @@ class WorkflowBasedAppRunner:
                     node_id=event.node_id,
                 )
             )
-        elif isinstance(event, ParallelBranchRunStartedEvent):
-            self._publish_event(
-                QueueParallelBranchRunStartedEvent(
-                    parallel_id=event.parallel_id,
-                    parallel_start_node_id=event.parallel_start_node_id,
-                    parent_parallel_id=event.parent_parallel_id,
-                    parent_parallel_start_node_id=event.parent_parallel_start_node_id,
-                    in_iteration_id=event.in_iteration_id,
-                    in_loop_id=event.in_loop_id,
-                )
-            )
-        elif isinstance(event, ParallelBranchRunSucceededEvent):
-            self._publish_event(
-                QueueParallelBranchRunSucceededEvent(
-                    parallel_id=event.parallel_id,
-                    parallel_start_node_id=event.parallel_start_node_id,
-                    parent_parallel_id=event.parent_parallel_id,
-                    parent_parallel_start_node_id=event.parent_parallel_start_node_id,
-                    in_iteration_id=event.in_iteration_id,
-                    in_loop_id=event.in_loop_id,
-                )
-            )
-        elif isinstance(event, ParallelBranchRunFailedEvent):
-            self._publish_event(
-                QueueParallelBranchRunFailedEvent(
-                    parallel_id=event.parallel_id,
-                    parallel_start_node_id=event.parallel_start_node_id,
-                    parent_parallel_id=event.parent_parallel_id,
-                    parent_parallel_start_node_id=event.parent_parallel_start_node_id,
-                    in_iteration_id=event.in_iteration_id,
-                    in_loop_id=event.in_loop_id,
-                    error=event.error,
-                )
-            )
-        elif isinstance(event, IterationRunStartedEvent):
+        elif isinstance(event, NodeRunIterationStartedEvent):
             self._publish_event(
                 QueueIterationStartEvent(
-                    node_execution_id=event.iteration_id,
-                    node_id=event.iteration_node_id,
-                    node_type=event.iteration_node_type,
-                    node_data=event.iteration_node_data,
-                    parallel_id=event.parallel_id,
-                    parallel_start_node_id=event.parallel_start_node_id,
-                    parent_parallel_id=event.parent_parallel_id,
-                    parent_parallel_start_node_id=event.parent_parallel_start_node_id,
+                    node_execution_id=event.id,
+                    node_id=event.node_id,
+                    node_type=event.node_type,
+                    node_title=event.node_title,
                     start_at=event.start_at,
                     node_run_index=workflow_entry.graph_engine.graph_runtime_state.node_run_steps,
                     inputs=event.inputs,
@@ -599,55 +509,41 @@ class WorkflowBasedAppRunner:
                     metadata=event.metadata,
                 )
             )
-        elif isinstance(event, IterationRunNextEvent):
+        elif isinstance(event, NodeRunIterationNextEvent):
             self._publish_event(
                 QueueIterationNextEvent(
-                    node_execution_id=event.iteration_id,
-                    node_id=event.iteration_node_id,
-                    node_type=event.iteration_node_type,
-                    node_data=event.iteration_node_data,
-                    parallel_id=event.parallel_id,
-                    parallel_start_node_id=event.parallel_start_node_id,
-                    parent_parallel_id=event.parent_parallel_id,
-                    parent_parallel_start_node_id=event.parent_parallel_start_node_id,
+                    node_execution_id=event.id,
+                    node_id=event.node_id,
+                    node_type=event.node_type,
+                    node_title=event.node_title,
                     index=event.index,
                     node_run_index=workflow_entry.graph_engine.graph_runtime_state.node_run_steps,
                     output=event.pre_iteration_output,
-                    parallel_mode_run_id=event.parallel_mode_run_id,
-                    duration=event.duration,
                 )
             )
-        elif isinstance(event, (IterationRunSucceededEvent | IterationRunFailedEvent)):
+        elif isinstance(event, (NodeRunIterationSucceededEvent | NodeRunIterationFailedEvent)):
             self._publish_event(
                 QueueIterationCompletedEvent(
-                    node_execution_id=event.iteration_id,
-                    node_id=event.iteration_node_id,
-                    node_type=event.iteration_node_type,
-                    node_data=event.iteration_node_data,
-                    parallel_id=event.parallel_id,
-                    parallel_start_node_id=event.parallel_start_node_id,
-                    parent_parallel_id=event.parent_parallel_id,
-                    parent_parallel_start_node_id=event.parent_parallel_start_node_id,
+                    node_execution_id=event.id,
+                    node_id=event.node_id,
+                    node_type=event.node_type,
+                    node_title=event.node_title,
                     start_at=event.start_at,
                     node_run_index=workflow_entry.graph_engine.graph_runtime_state.node_run_steps,
                     inputs=event.inputs,
                     outputs=event.outputs,
                     metadata=event.metadata,
                     steps=event.steps,
-                    error=event.error if isinstance(event, IterationRunFailedEvent) else None,
+                    error=event.error if isinstance(event, NodeRunIterationFailedEvent) else None,
                 )
             )
-        elif isinstance(event, LoopRunStartedEvent):
+        elif isinstance(event, NodeRunLoopStartedEvent):
             self._publish_event(
                 QueueLoopStartEvent(
-                    node_execution_id=event.loop_id,
-                    node_id=event.loop_node_id,
-                    node_type=event.loop_node_type,
-                    node_data=event.loop_node_data,
-                    parallel_id=event.parallel_id,
-                    parallel_start_node_id=event.parallel_start_node_id,
-                    parent_parallel_id=event.parent_parallel_id,
-                    parent_parallel_start_node_id=event.parent_parallel_start_node_id,
+                    node_execution_id=event.id,
+                    node_id=event.node_id,
+                    node_type=event.node_type,
+                    node_title=event.node_title,
                     start_at=event.start_at,
                     node_run_index=workflow_entry.graph_engine.graph_runtime_state.node_run_steps,
                     inputs=event.inputs,
@@ -655,42 +551,32 @@ class WorkflowBasedAppRunner:
                     metadata=event.metadata,
                 )
             )
-        elif isinstance(event, LoopRunNextEvent):
+        elif isinstance(event, NodeRunLoopNextEvent):
             self._publish_event(
                 QueueLoopNextEvent(
-                    node_execution_id=event.loop_id,
-                    node_id=event.loop_node_id,
-                    node_type=event.loop_node_type,
-                    node_data=event.loop_node_data,
-                    parallel_id=event.parallel_id,
-                    parallel_start_node_id=event.parallel_start_node_id,
-                    parent_parallel_id=event.parent_parallel_id,
-                    parent_parallel_start_node_id=event.parent_parallel_start_node_id,
+                    node_execution_id=event.id,
+                    node_id=event.node_id,
+                    node_type=event.node_type,
+                    node_title=event.node_title,
                     index=event.index,
                     node_run_index=workflow_entry.graph_engine.graph_runtime_state.node_run_steps,
                     output=event.pre_loop_output,
-                    parallel_mode_run_id=event.parallel_mode_run_id,
-                    duration=event.duration,
                 )
             )
-        elif isinstance(event, (LoopRunSucceededEvent | LoopRunFailedEvent)):
+        elif isinstance(event, (NodeRunLoopSucceededEvent | NodeRunLoopFailedEvent)):
             self._publish_event(
                 QueueLoopCompletedEvent(
-                    node_execution_id=event.loop_id,
-                    node_id=event.loop_node_id,
-                    node_type=event.loop_node_type,
-                    node_data=event.loop_node_data,
-                    parallel_id=event.parallel_id,
-                    parallel_start_node_id=event.parallel_start_node_id,
-                    parent_parallel_id=event.parent_parallel_id,
-                    parent_parallel_start_node_id=event.parent_parallel_start_node_id,
+                    node_execution_id=event.id,
+                    node_id=event.node_id,
+                    node_type=event.node_type,
+                    node_title=event.node_title,
                     start_at=event.start_at,
                     node_run_index=workflow_entry.graph_engine.graph_runtime_state.node_run_steps,
                     inputs=event.inputs,
                     outputs=event.outputs,
                     metadata=event.metadata,
                     steps=event.steps,
-                    error=event.error if isinstance(event, LoopRunFailedEvent) else None,
+                    error=event.error if isinstance(event, NodeRunLoopFailedEvent) else None,
                 )
             )
 

api/core/app/entities/app_invoke_entities.py

@@ -1,9 +1,12 @@
 from collections.abc import Mapping, Sequence
 from enum import StrEnum
-from typing import Any, Optional
+from typing import TYPE_CHECKING, Any, Optional
 
 from pydantic import BaseModel, ConfigDict, Field, ValidationInfo, field_validator
 
+if TYPE_CHECKING:
+    from core.ops.ops_trace_manager import TraceQueueManager
+
 from constants import UUID_NIL
 from core.app.app_config.entities import EasyUIBasedAppConfig, WorkflowUIBasedAppConfig
 from core.entities.provider_configuration import ProviderModelBundle
@@ -35,6 +38,7 @@ class InvokeFrom(StrEnum):
     # DEBUGGER indicates that this invocation is from
     # the workflow (or chatflow) edit page.
     DEBUGGER = "debugger"
+    PUBLISHED = "published"
 
     @classmethod
     def value_of(cls, value: str):
@@ -113,8 +117,7 @@ class AppGenerateEntity(BaseModel):
     extras: dict[str, Any] = Field(default_factory=dict)
 
     # tracing instance
-    # Using Any to avoid circular import with TraceQueueManager
-    trace_manager: Optional[Any] = None
+    trace_manager: Optional["TraceQueueManager"] = None
 
 
 class EasyUIBasedAppGenerateEntity(AppGenerateEntity):
@@ -240,3 +243,53 @@ class WorkflowAppGenerateEntity(AppGenerateEntity):
         inputs: dict
 
     single_loop_run: Optional[SingleLoopRunEntity] = None
+
+
+class RagPipelineGenerateEntity(WorkflowAppGenerateEntity):
+    """
+    RAG Pipeline Application Generate Entity.
+    """
+
+    # pipeline config
+    pipeline_config: WorkflowUIBasedAppConfig
+    datasource_type: str
+    datasource_info: Mapping[str, Any]
+    dataset_id: str
+    batch: str
+    document_id: Optional[str] = None
+    start_node_id: Optional[str] = None
+
+    class SingleIterationRunEntity(BaseModel):
+        """
+        Single Iteration Run Entity.
+        """
+
+        node_id: str
+        inputs: dict
+
+    single_iteration_run: Optional[SingleIterationRunEntity] = None
+
+    class SingleLoopRunEntity(BaseModel):
+        """
+        Single Loop Run Entity.
+        """
+
+        node_id: str
+        inputs: dict
+
+    single_loop_run: Optional[SingleLoopRunEntity] = None
+
+
+# Import TraceQueueManager at runtime to resolve forward references
+from core.ops.ops_trace_manager import TraceQueueManager
+
+# Rebuild models that use forward references
+AppGenerateEntity.model_rebuild()
+EasyUIBasedAppGenerateEntity.model_rebuild()
+ConversationAppGenerateEntity.model_rebuild()
+ChatAppGenerateEntity.model_rebuild()
+CompletionAppGenerateEntity.model_rebuild()
+AgentChatAppGenerateEntity.model_rebuild()
+AdvancedChatAppGenerateEntity.model_rebuild()
+WorkflowAppGenerateEntity.model_rebuild()
+RagPipelineGenerateEntity.model_rebuild()

api/core/app/entities/queue_entities.py

@@ -7,11 +7,9 @@ from pydantic import BaseModel
 
 from core.model_runtime.entities.llm_entities import LLMResult, LLMResultChunk
 from core.rag.entities.citation_metadata import RetrievalSourceMetadata
-from core.workflow.entities.node_entities import AgentNodeStrategyInit
-from core.workflow.entities.workflow_node_execution import WorkflowNodeExecutionMetadataKey
-from core.workflow.graph_engine.entities.graph_runtime_state import GraphRuntimeState
+from core.workflow.entities import AgentNodeStrategyInit, GraphRuntimeState
+from core.workflow.enums import WorkflowNodeExecutionMetadataKey
 from core.workflow.nodes import NodeType
-from core.workflow.nodes.base import BaseNodeData
 
 
 class QueueEvent(StrEnum):
@@ -43,9 +41,6 @@ class QueueEvent(StrEnum):
     ANNOTATION_REPLY = "annotation_reply"
     AGENT_THOUGHT = "agent_thought"
     MESSAGE_FILE = "message_file"
-    PARALLEL_BRANCH_RUN_STARTED = "parallel_branch_run_started"
-    PARALLEL_BRANCH_RUN_SUCCEEDED = "parallel_branch_run_succeeded"
-    PARALLEL_BRANCH_RUN_FAILED = "parallel_branch_run_failed"
     AGENT_LOG = "agent_log"
     ERROR = "error"
     PING = "ping"
@@ -80,15 +75,7 @@ class QueueIterationStartEvent(AppQueueEvent):
     node_execution_id: str
     node_id: str
     node_type: NodeType
-    node_data: BaseNodeData
-    parallel_id: Optional[str] = None
-    """parallel id if node is in parallel"""
-    parallel_start_node_id: Optional[str] = None
-    """parallel start node id if node is in parallel"""
-    parent_parallel_id: Optional[str] = None
-    """parent parallel id if node is in parallel"""
-    parent_parallel_start_node_id: Optional[str] = None
-    """parent parallel start node id if node is in parallel"""
+    node_title: str
     start_at: datetime
 
     node_run_index: int
@@ -108,20 +95,9 @@ class QueueIterationNextEvent(AppQueueEvent):
     node_execution_id: str
     node_id: str
     node_type: NodeType
-    node_data: BaseNodeData
-    parallel_id: Optional[str] = None
-    """parallel id if node is in parallel"""
-    parallel_start_node_id: Optional[str] = None
-    """parallel start node id if node is in parallel"""
-    parent_parallel_id: Optional[str] = None
-    """parent parallel id if node is in parallel"""
-    parent_parallel_start_node_id: Optional[str] = None
-    """parent parallel start node id if node is in parallel"""
-    parallel_mode_run_id: Optional[str] = None
-    """iteration run in parallel mode run id"""
+    node_title: str
     node_run_index: int
     output: Optional[Any] = None  # output for the current iteration
-    duration: Optional[float] = None
 
 
 class QueueIterationCompletedEvent(AppQueueEvent):
@@ -134,15 +110,7 @@ class QueueIterationCompletedEvent(AppQueueEvent):
     node_execution_id: str
     node_id: str
     node_type: NodeType
-    node_data: BaseNodeData
-    parallel_id: Optional[str] = None
-    """parallel id if node is in parallel"""
-    parallel_start_node_id: Optional[str] = None
-    """parallel start node id if node is in parallel"""
-    parent_parallel_id: Optional[str] = None
-    """parent parallel id if node is in parallel"""
-    parent_parallel_start_node_id: Optional[str] = None
-    """parent parallel start node id if node is in parallel"""
+    node_title: str
     start_at: datetime
 
     node_run_index: int
@@ -163,7 +131,7 @@ class QueueLoopStartEvent(AppQueueEvent):
     node_execution_id: str
     node_id: str
     node_type: NodeType
-    node_data: BaseNodeData
+    node_title: str
     parallel_id: Optional[str] = None
     """parallel id if node is in parallel"""
     parallel_start_node_id: Optional[str] = None
@@ -191,7 +159,7 @@ class QueueLoopNextEvent(AppQueueEvent):
     node_execution_id: str
     node_id: str
     node_type: NodeType
-    node_data: BaseNodeData
+    node_title: str
     parallel_id: Optional[str] = None
     """parallel id if node is in parallel"""
     parallel_start_node_id: Optional[str] = None
@@ -204,7 +172,6 @@ class QueueLoopNextEvent(AppQueueEvent):
     """iteration run in parallel mode run id"""
     node_run_index: int
     output: Optional[Any] = None  # output for the current loop
-    duration: Optional[float] = None
 
 
 class QueueLoopCompletedEvent(AppQueueEvent):
@@ -217,7 +184,7 @@ class QueueLoopCompletedEvent(AppQueueEvent):
     node_execution_id: str
     node_id: str
     node_type: NodeType
-    node_data: BaseNodeData
+    node_title: str
     parallel_id: Optional[str] = None
     """parallel id if node is in parallel"""
     parallel_start_node_id: Optional[str] = None
@@ -364,27 +331,24 @@ class QueueNodeStartedEvent(AppQueueEvent):
 
     node_execution_id: str
     node_id: str
+    node_title: str
     node_type: NodeType
-    node_data: BaseNodeData
-    node_run_index: int = 1
+    node_run_index: int = 1  # FIXME(-LAN-): may not used
     predecessor_node_id: Optional[str] = None
     parallel_id: Optional[str] = None
-    """parallel id if node is in parallel"""
     parallel_start_node_id: Optional[str] = None
-    """parallel start node id if node is in parallel"""
     parent_parallel_id: Optional[str] = None
-    """parent parallel id if node is in parallel"""
     parent_parallel_start_node_id: Optional[str] = None
-    """parent parallel start node id if node is in parallel"""
     in_iteration_id: Optional[str] = None
-    """iteration id if node is in iteration"""
     in_loop_id: Optional[str] = None
-    """loop id if node is in loop"""
     start_at: datetime
     parallel_mode_run_id: Optional[str] = None
-    """iteration run in parallel mode run id"""
     agent_strategy: Optional[AgentNodeStrategyInit] = None
 
+    # FIXME(-LAN-): only for ToolNode, need to refactor
+    provider_type: str  # should be a core.tools.entities.tool_entities.ToolProviderType
+    provider_id: str
+
 
 class QueueNodeSucceededEvent(AppQueueEvent):
     """
@@ -396,7 +360,6 @@ class QueueNodeSucceededEvent(AppQueueEvent):
     node_execution_id: str
     node_id: str
     node_type: NodeType
-    node_data: BaseNodeData
     parallel_id: Optional[str] = None
     """parallel id if node is in parallel"""
     parallel_start_node_id: Optional[str] = None
@@ -417,10 +380,6 @@ class QueueNodeSucceededEvent(AppQueueEvent):
     execution_metadata: Optional[Mapping[WorkflowNodeExecutionMetadataKey, Any]] = None
 
     error: Optional[str] = None
-    """single iteration duration map"""
-    iteration_duration_map: Optional[dict[str, float]] = None
-    """single loop duration map"""
-    loop_duration_map: Optional[dict[str, float]] = None
 
 
 class QueueAgentLogEvent(AppQueueEvent):
@@ -454,72 +413,6 @@ class QueueNodeRetryEvent(QueueNodeStartedEvent):
     retry_index: int  # retry index
 
 
-class QueueNodeInIterationFailedEvent(AppQueueEvent):
-    """
-    QueueNodeInIterationFailedEvent entity
-    """
-
-    event: QueueEvent = QueueEvent.NODE_FAILED
-
-    node_execution_id: str
-    node_id: str
-    node_type: NodeType
-    node_data: BaseNodeData
-    parallel_id: Optional[str] = None
-    """parallel id if node is in parallel"""
-    parallel_start_node_id: Optional[str] = None
-    """parallel start node id if node is in parallel"""
-    parent_parallel_id: Optional[str] = None
-    """parent parallel id if node is in parallel"""
-    parent_parallel_start_node_id: Optional[str] = None
-    """parent parallel start node id if node is in parallel"""
-    in_iteration_id: Optional[str] = None
-    """iteration id if node is in iteration"""
-    in_loop_id: Optional[str] = None
-    """loop id if node is in loop"""
-    start_at: datetime
-
-    inputs: Optional[Mapping[str, Any]] = None
-    process_data: Optional[Mapping[str, Any]] = None
-    outputs: Optional[Mapping[str, Any]] = None
-    execution_metadata: Optional[Mapping[WorkflowNodeExecutionMetadataKey, Any]] = None
-
-    error: str
-
-
-class QueueNodeInLoopFailedEvent(AppQueueEvent):
-    """
-    QueueNodeInLoopFailedEvent entity
-    """
-
-    event: QueueEvent = QueueEvent.NODE_FAILED
-
-    node_execution_id: str
-    node_id: str
-    node_type: NodeType
-    node_data: BaseNodeData
-    parallel_id: Optional[str] = None
-    """parallel id if node is in parallel"""
-    parallel_start_node_id: Optional[str] = None
-    """parallel start node id if node is in parallel"""
-    parent_parallel_id: Optional[str] = None
-    """parent parallel id if node is in parallel"""
-    parent_parallel_start_node_id: Optional[str] = None
-    """parent parallel start node id if node is in parallel"""
-    in_iteration_id: Optional[str] = None
-    """iteration id if node is in iteration"""
-    in_loop_id: Optional[str] = None
-    """loop id if node is in loop"""
-    start_at: datetime
-
-    inputs: Optional[Mapping[str, Any]] = None
-    process_data: Optional[Mapping[str, Any]] = None
-    outputs: Optional[Mapping[str, Any]] = None
-    execution_metadata: Optional[Mapping[WorkflowNodeExecutionMetadataKey, Any]] = None
-
-    error: str
-
-
 class QueueNodeExceptionEvent(AppQueueEvent):
     """
     QueueNodeExceptionEvent entity
@@ -530,7 +423,6 @@ class QueueNodeExceptionEvent(AppQueueEvent):
     node_execution_id: str
     node_id: str
     node_type: NodeType
-    node_data: BaseNodeData
     parallel_id: Optional[str] = None
     """parallel id if node is in parallel"""
     parallel_start_node_id: Optional[str] = None
@@ -563,15 +455,7 @@ class QueueNodeFailedEvent(AppQueueEvent):
     node_execution_id: str
     node_id: str
     node_type: NodeType
-    node_data: BaseNodeData
     parallel_id: Optional[str] = None
-    """parallel id if node is in parallel"""
-    parallel_start_node_id: Optional[str] = None
-    """parallel start node id if node is in parallel"""
-    parent_parallel_id: Optional[str] = None
-    """parent parallel id if node is in parallel"""
-    parent_parallel_start_node_id: Optional[str] = None
-    """parent parallel start node id if node is in parallel"""
     in_iteration_id: Optional[str] = None
     """iteration id if node is in iteration"""
     in_loop_id: Optional[str] = None
@@ -678,61 +562,3 @@ class WorkflowQueueMessage(QueueMessage):
     """
 
     pass
-
-
-class QueueParallelBranchRunStartedEvent(AppQueueEvent):
-    """
-    QueueParallelBranchRunStartedEvent entity
-    """
-
-    event: QueueEvent = QueueEvent.PARALLEL_BRANCH_RUN_STARTED
-
-    parallel_id: str
-    parallel_start_node_id: str
-    parent_parallel_id: Optional[str] = None
-    """parent parallel id if node is in parallel"""
-    parent_parallel_start_node_id: Optional[str] = None
-    """parent parallel start node id if node is in parallel"""
-    in_iteration_id: Optional[str] = None
-    """iteration id if node is in iteration"""
-    in_loop_id: Optional[str] = None
-    """loop id if node is in loop"""
-
-
-class QueueParallelBranchRunSucceededEvent(AppQueueEvent):
-    """
-    QueueParallelBranchRunSucceededEvent entity
-    """
-
-    event: QueueEvent = QueueEvent.PARALLEL_BRANCH_RUN_SUCCEEDED
-
-    parallel_id: str
-    parallel_start_node_id: str
-    parent_parallel_id: Optional[str] = None
-    """parent parallel id if node is in parallel"""
-    parent_parallel_start_node_id: Optional[str] = None
-    """parent parallel start node id if node is in parallel"""
-    in_iteration_id: Optional[str] = None
-    """iteration id if node is in iteration"""
-    in_loop_id: Optional[str] = None
-    """loop id if node is in loop"""
-
-
-class QueueParallelBranchRunFailedEvent(AppQueueEvent):
-    """
-    QueueParallelBranchRunFailedEvent entity
-    """
-
-    event: QueueEvent = QueueEvent.PARALLEL_BRANCH_RUN_FAILED
-
-    parallel_id: str
-    parallel_start_node_id: str
-    parent_parallel_id: Optional[str] = None
-    """parent parallel id if node is in parallel"""
-    parent_parallel_start_node_id: Optional[str] = None
-    """parent parallel start node id if node is in parallel"""
-    in_iteration_id: Optional[str] = None
-    """iteration id if node is in iteration"""
-    in_loop_id: Optional[str] = None
-    """loop id if node is in loop"""
-    error: str

api/core/app/entities/task_entities.py

@@ -7,8 +7,8 @@ from pydantic import BaseModel, ConfigDict, Field
 from core.model_runtime.entities.llm_entities import LLMResult, LLMUsage
 from core.model_runtime.utils.encoders import jsonable_encoder
 from core.rag.entities.citation_metadata import RetrievalSourceMetadata
-from core.workflow.entities.node_entities import AgentNodeStrategyInit
-from core.workflow.entities.workflow_node_execution import WorkflowNodeExecutionMetadataKey, WorkflowNodeExecutionStatus
+from core.workflow.entities import AgentNodeStrategyInit
+from core.workflow.enums import WorkflowNodeExecutionMetadataKey, WorkflowNodeExecutionStatus
 
 
 class AnnotationReplyAccount(BaseModel):
@@ -71,8 +71,6 @@ class StreamEvent(Enum):
     NODE_STARTED = "node_started"
     NODE_FINISHED = "node_finished"
     NODE_RETRY = "node_retry"
-    PARALLEL_BRANCH_STARTED = "parallel_branch_started"
-    PARALLEL_BRANCH_FINISHED = "parallel_branch_finished"
     ITERATION_STARTED = "iteration_started"
     ITERATION_NEXT = "iteration_next"
     ITERATION_COMPLETED = "iteration_completed"
@@ -260,6 +258,7 @@ class NodeStartStreamResponse(StreamResponse):
         index: int
         predecessor_node_id: Optional[str] = None
         inputs: Optional[Mapping[str, Any]] = None
+        inputs_truncated: bool = False
         created_at: int
         extras: dict = Field(default_factory=dict)
         parallel_id: Optional[str] = None
@@ -317,8 +316,11 @@ class NodeFinishStreamResponse(StreamResponse):
         index: int
         predecessor_node_id: Optional[str] = None
         inputs: Optional[Mapping[str, Any]] = None
+        inputs_truncated: bool = False
         process_data: Optional[Mapping[str, Any]] = None
+        process_data_truncated: bool = False
         outputs: Optional[Mapping[str, Any]] = None
+        outputs_truncated: bool = True
         status: str
         error: Optional[str] = None
         elapsed_time: float
@@ -386,8 +388,11 @@ class NodeRetryStreamResponse(StreamResponse):
         index: int
         predecessor_node_id: Optional[str] = None
         inputs: Optional[Mapping[str, Any]] = None
+        inputs_truncated: bool = False
         process_data: Optional[Mapping[str, Any]] = None
+        process_data_truncated: bool = False
         outputs: Optional[Mapping[str, Any]] = None
+        outputs_truncated: bool = False
         status: str
         error: Optional[str] = None
         elapsed_time: float
@@ -440,54 +445,6 @@ class NodeRetryStreamResponse(StreamResponse):
         }
 
 
-class ParallelBranchStartStreamResponse(StreamResponse):
-    """
-    ParallelBranchStartStreamResponse entity
-    """
-
-    class Data(BaseModel):
-        """
-        Data entity
-        """
-
-        parallel_id: str
-        parallel_branch_id: str
-        parent_parallel_id: Optional[str] = None
-        parent_parallel_start_node_id: Optional[str] = None
-        iteration_id: Optional[str] = None
-        loop_id: Optional[str] = None
-        created_at: int
-
-    event: StreamEvent = StreamEvent.PARALLEL_BRANCH_STARTED
-    workflow_run_id: str
-    data: Data
-
-
-class ParallelBranchFinishedStreamResponse(StreamResponse):
-    """
-    ParallelBranchFinishedStreamResponse entity
-    """
-
-    class Data(BaseModel):
-        """
-        Data entity
-        """
-
-        parallel_id: str
-        parallel_branch_id: str
-        parent_parallel_id: Optional[str] = None
-        parent_parallel_start_node_id: Optional[str] = None
-        iteration_id: Optional[str] = None
-        loop_id: Optional[str] = None
-        status: str
-        error: Optional[str] = None
-        created_at: int
-
-    event: StreamEvent = StreamEvent.PARALLEL_BRANCH_FINISHED
-    workflow_run_id: str
-    data: Data
-
-
 class IterationNodeStartStreamResponse(StreamResponse):
     """
     NodeStartStreamResponse entity
@@ -506,8 +463,7 @@ class IterationNodeStartStreamResponse(StreamResponse):
         extras: dict = Field(default_factory=dict)
         metadata: Mapping = {}
         inputs: Mapping = {}
-        parallel_id: Optional[str] = None
-        parallel_start_node_id: Optional[str] = None
+        inputs_truncated: bool = False
 
     event: StreamEvent = StreamEvent.ITERATION_STARTED
     workflow_run_id: str
@@ -530,12 +486,7 @@ class IterationNodeNextStreamResponse(StreamResponse):
         title: str
         index: int
         created_at: int
-        pre_iteration_output: Optional[Any] = None
         extras: dict = Field(default_factory=dict)
-        parallel_id: Optional[str] = None
-        parallel_start_node_id: Optional[str] = None
-        parallel_mode_run_id: Optional[str] = None
-        duration: Optional[float] = None
 
     event: StreamEvent = StreamEvent.ITERATION_NEXT
     workflow_run_id: str
@@ -557,9 +508,11 @@ class IterationNodeCompletedStreamResponse(StreamResponse):
         node_type: str
         title: str
         outputs: Optional[Mapping] = None
+        outputs_truncated: bool = False
         created_at: int
         extras: Optional[dict] = None
         inputs: Optional[Mapping] = None
+        inputs_truncated: bool = False
         status: WorkflowNodeExecutionStatus
         error: Optional[str] = None
         elapsed_time: float
@@ -567,8 +520,6 @@ class IterationNodeCompletedStreamResponse(StreamResponse):
         execution_metadata: Optional[Mapping] = None
         finished_at: int
         steps: int
-        parallel_id: Optional[str] = None
-        parallel_start_node_id: Optional[str] = None
 
     event: StreamEvent = StreamEvent.ITERATION_COMPLETED
     workflow_run_id: str
@@ -593,6 +544,7 @@ class LoopNodeStartStreamResponse(StreamResponse):
         extras: dict = Field(default_factory=dict)
         metadata: Mapping = {}
         inputs: Mapping = {}
+        inputs_truncated: bool = False
         parallel_id: Optional[str] = None
         parallel_start_node_id: Optional[str] = None
 
@@ -622,7 +574,6 @@ class LoopNodeNextStreamResponse(StreamResponse):
         parallel_id: Optional[str] = None
         parallel_start_node_id: Optional[str] = None
         parallel_mode_run_id: Optional[str] = None
-        duration: Optional[float] = None
 
     event: StreamEvent = StreamEvent.LOOP_NEXT
     workflow_run_id: str
@@ -644,9 +595,11 @@ class LoopNodeCompletedStreamResponse(StreamResponse):
         node_type: str
         title: str
         outputs: Optional[Mapping] = None
+        outputs_truncated: bool = False
         created_at: int
         extras: Optional[dict] = None
         inputs: Optional[Mapping] = None
+        inputs_truncated: bool = False
         status: WorkflowNodeExecutionStatus
         error: Optional[str] = None
         elapsed_time: float

api/core/callback_handler/agent_tool_callback_handler.py

@@ -105,6 +105,14 @@ class DifyAgentCallbackHandler(BaseModel):
 
         self.current_loop += 1
 
+    def on_datasource_start(self, datasource_name: str, datasource_inputs: Mapping[str, Any]) -> None:
+        """Run on datasource start."""
+        if dify_config.DEBUG:
+            print_text(
+                "\n[on_datasource_start] DatasourceCall:" + datasource_name + "\n" + str(datasource_inputs) + "\n",
+                color=self.color,
+            )
+
     @property
     def ignore_agent(self) -> bool:
         """Whether to ignore agent callbacks."""

api/core/datasource/__base/datasource_plugin.py

@@ -0,0 +1,41 @@
+from abc import ABC, abstractmethod
+
+from configs import dify_config
+from core.datasource.__base.datasource_runtime import DatasourceRuntime
+from core.datasource.entities.datasource_entities import (
+    DatasourceEntity,
+    DatasourceProviderType,
+)
+
+
+class DatasourcePlugin(ABC):
+    entity: DatasourceEntity
+    runtime: DatasourceRuntime
+    icon: str
+
+    def __init__(
+        self,
+        entity: DatasourceEntity,
+        runtime: DatasourceRuntime,
+        icon: str,
+    ) -> None:
+        self.entity = entity
+        self.runtime = runtime
+        self.icon = icon
+
+    @abstractmethod
+    def datasource_provider_type(self) -> str:
+        """
+        returns the type of the datasource provider
+        """
+        return DatasourceProviderType.LOCAL_FILE
+
+    def fork_datasource_runtime(self, runtime: DatasourceRuntime) -> "DatasourcePlugin":
+        return self.__class__(
+            entity=self.entity.model_copy(),
+            runtime=runtime,
+            icon=self.icon,
+        )
+
+    def get_icon_url(self, tenant_id: str) -> str:
+        return f"{dify_config.CONSOLE_API_URL}/console/api/workspaces/current/plugin/icon?tenant_id={tenant_id}&filename={self.icon}"  # noqa: E501

api/core/datasource/__base/datasource_provider.py

@@ -0,0 +1,118 @@
+from abc import ABC, abstractmethod
+from typing import Any
+
+from core.datasource.__base.datasource_plugin import DatasourcePlugin
+from core.datasource.entities.datasource_entities import DatasourceProviderEntityWithPlugin, DatasourceProviderType
+from core.entities.provider_entities import ProviderConfig
+from core.plugin.impl.tool import PluginToolManager
+from core.tools.errors import ToolProviderCredentialValidationError
+
+
+class DatasourcePluginProviderController(ABC):
+    entity: DatasourceProviderEntityWithPlugin
+    tenant_id: str
+
+    def __init__(self, entity: DatasourceProviderEntityWithPlugin, tenant_id: str) -> None:
+        self.entity = entity
+        self.tenant_id = tenant_id
+
+    @property
+    def need_credentials(self) -> bool:
+        """
+        returns whether the provider needs credentials
+
+        :return: whether the provider needs credentials
+        """
+        return self.entity.credentials_schema is not None and len(self.entity.credentials_schema) != 0
+
+    def _validate_credentials(self, user_id: str, credentials: dict[str, Any]) -> None:
+        """
+        validate the credentials of the provider
+        """
+        manager = PluginToolManager()
+        if not manager.validate_datasource_credentials(
+            tenant_id=self.tenant_id,
+            user_id=user_id,
+            provider=self.entity.identity.name,
+            credentials=credentials,
+        ):
+            raise ToolProviderCredentialValidationError("Invalid credentials")
+
+    @property
+    def provider_type(self) -> DatasourceProviderType:
+        """
+        returns the type of the provider
+        """
+        return DatasourceProviderType.LOCAL_FILE
+
+    @abstractmethod
+    def get_datasource(self, datasource_name: str) -> DatasourcePlugin:
+        """
+        return datasource with given name
+        """
+        pass
+
+    def validate_credentials_format(self, credentials: dict[str, Any]) -> None:
+        """
+        validate the format of the credentials of the provider and set the default value if needed
+
+        :param credentials: the credentials of the tool
+        """
+        credentials_schema = dict[str, ProviderConfig]()
+        if credentials_schema is None:
+            return
+
+        for credential in self.entity.credentials_schema:
+            credentials_schema[credential.name] = credential
+
+        credentials_need_to_validate: dict[str, ProviderConfig] = {}
+        for credential_name in credentials_schema:
+            credentials_need_to_validate[credential_name] = credentials_schema[credential_name]
+
+        for credential_name in credentials:
+            if credential_name not in credentials_need_to_validate:
+                raise ToolProviderCredentialValidationError(
+                    f"credential {credential_name} not found in provider {self.entity.identity.name}"
+                )
+
+            # check type
+            credential_schema = credentials_need_to_validate[credential_name]
+            if not credential_schema.required and credentials[credential_name] is None:
+                continue
+
+            if credential_schema.type in {ProviderConfig.Type.SECRET_INPUT, ProviderConfig.Type.TEXT_INPUT}:
+                if not isinstance(credentials[credential_name], str):
+                    raise ToolProviderCredentialValidationError(f"credential {credential_name} should be string")
+
+            elif credential_schema.type == ProviderConfig.Type.SELECT:
+                if not isinstance(credentials[credential_name], str):
+                    raise ToolProviderCredentialValidationError(f"credential {credential_name} should be string")
+
+                options = credential_schema.options
+                if not isinstance(options, list):
+                    raise ToolProviderCredentialValidationError(f"credential {credential_name} options should be list")
+
+                if credentials[credential_name] not in [x.value for x in options]:
+                    raise ToolProviderCredentialValidationError(
+                        f"credential {credential_name} should be one of {options}"
+                    )
+
+            credentials_need_to_validate.pop(credential_name)
+
+        for credential_name in credentials_need_to_validate:
+            credential_schema = credentials_need_to_validate[credential_name]
+            if credential_schema.required:
+                raise ToolProviderCredentialValidationError(f"credential {credential_name} is required")
+
+            # the credential is not set currently, set the default value if needed
+            if credential_schema.default is not None:
+                default_value = credential_schema.default
+                # parse default value into the correct type
+                if credential_schema.type in {
+                    ProviderConfig.Type.SECRET_INPUT,
+                    ProviderConfig.Type.TEXT_INPUT,
+                    ProviderConfig.Type.SELECT,
+                }:
+                    default_value = str(default_value)
+
+                credentials[credential_name] = default_value

api/core/datasource/__base/datasource_runtime.py

@@ -0,0 +1,42 @@
+from typing import TYPE_CHECKING, Any, Optional
+
+from openai import BaseModel
+from pydantic import Field
+
+# Import InvokeFrom locally to avoid circular import
+from core.app.entities.app_invoke_entities import InvokeFrom
+from core.datasource.entities.datasource_entities import DatasourceInvokeFrom
+
+if TYPE_CHECKING:
+    from core.app.entities.app_invoke_entities import InvokeFrom
+
+
+class DatasourceRuntime(BaseModel):
+    """
+    Meta data of a datasource call processing
+    """
+
+    tenant_id: str
+    datasource_id: Optional[str] = None
+    invoke_from: Optional["InvokeFrom"] = None
+    datasource_invoke_from: Optional[DatasourceInvokeFrom] = None
+    credentials: dict[str, Any] = Field(default_factory=dict)
+    runtime_parameters: dict[str, Any] = Field(default_factory=dict)
+
+
+class FakeDatasourceRuntime(DatasourceRuntime):
+    """
+    Fake datasource runtime for testing
+    """
+
+    def __init__(self):
+
+
+        super().__init__(
+            tenant_id="fake_tenant_id",
+            datasource_id="fake_datasource_id",
+            invoke_from=InvokeFrom.DEBUGGER,
+            datasource_invoke_from=DatasourceInvokeFrom.RAG_PIPELINE,
+            credentials={},
+            runtime_parameters={},
+        )

api/core/datasource/datasource_file_manager.py

@@ -0,0 +1,243 @@
+import base64
+import hashlib
+import hmac
+import logging
+import os
+import time
+from datetime import datetime
+from mimetypes import guess_extension, guess_type
+from typing import Optional, Union
+from uuid import uuid4
+
+import httpx
+
+from configs import dify_config
+from core.helper import ssrf_proxy
+from extensions.ext_database import db
+from extensions.ext_storage import storage
+from models.enums import CreatorUserRole
+from models.model import MessageFile, UploadFile
+from models.tools import ToolFile
+
+logger = logging.getLogger(__name__)
+
+
+class DatasourceFileManager:
+    @staticmethod
+    def sign_file(datasource_file_id: str, extension: str) -> str:
+        """
+        sign file to get a temporary url
+        """
+        base_url = dify_config.FILES_URL
+        file_preview_url = f"{base_url}/files/datasources/{datasource_file_id}{extension}"
+
+        timestamp = str(int(time.time()))
+        nonce = os.urandom(16).hex()
+        data_to_sign = f"file-preview|{datasource_file_id}|{timestamp}|{nonce}"
+        secret_key = dify_config.SECRET_KEY.encode() if dify_config.SECRET_KEY else b""
+        sign = hmac.new(secret_key, data_to_sign.encode(), hashlib.sha256).digest()
+        encoded_sign = base64.urlsafe_b64encode(sign).decode()
+
+        return f"{file_preview_url}?timestamp={timestamp}&nonce={nonce}&sign={encoded_sign}"
+
+    @staticmethod
+    def verify_file(datasource_file_id: str, timestamp: str, nonce: str, sign: str) -> bool:
+        """
+        verify signature
+        """
+        data_to_sign = f"file-preview|{datasource_file_id}|{timestamp}|{nonce}"
+        secret_key = dify_config.SECRET_KEY.encode() if dify_config.SECRET_KEY else b""
+        recalculated_sign = hmac.new(secret_key, data_to_sign.encode(), hashlib.sha256).digest()
+        recalculated_encoded_sign = base64.urlsafe_b64encode(recalculated_sign).decode()
+
+        # verify signature
+        if sign != recalculated_encoded_sign:
+            return False
+
+        current_time = int(time.time())
+        return current_time - int(timestamp) <= dify_config.FILES_ACCESS_TIMEOUT
+
+    @staticmethod
+    def create_file_by_raw(
+        *,
+        user_id: str,
+        tenant_id: str,
+        conversation_id: Optional[str],
+        file_binary: bytes,
+        mimetype: str,
+        filename: Optional[str] = None,
+    ) -> UploadFile:
+        extension = guess_extension(mimetype) or ".bin"
+        unique_name = uuid4().hex
+        unique_filename = f"{unique_name}{extension}"
+        # default just as before
+        present_filename = unique_filename
+        if filename is not None:
+            has_extension = len(filename.split(".")) > 1
+            # Add extension flexibly
+            present_filename = filename if has_extension else f"{filename}{extension}"
+        filepath = f"datasources/{tenant_id}/{unique_filename}"
+        storage.save(filepath, file_binary)
+
+        upload_file = UploadFile(
+            tenant_id=tenant_id,
+            storage_type=dify_config.STORAGE_TYPE,
+            key=filepath,
+            name=present_filename,
+            size=len(file_binary),
+            extension=extension,
+            mime_type=mimetype,
+            created_by_role=CreatorUserRole.ACCOUNT,
+            created_by=user_id,
+            used=False,
+            hash=hashlib.sha3_256(file_binary).hexdigest(),
+            source_url="",
+            created_at=datetime.now(),
+        )
+
+        db.session.add(upload_file)
+        db.session.commit()
+        db.session.refresh(upload_file)
+
+        return upload_file
+
+    @staticmethod
+    def create_file_by_url(
+        user_id: str,
+        tenant_id: str,
+        file_url: str,
+        conversation_id: Optional[str] = None,
+    ) -> ToolFile:
+        # try to download image
+        try:
+            response = ssrf_proxy.get(file_url)
+            response.raise_for_status()
+            blob = response.content
+        except httpx.TimeoutException:
+            raise ValueError(f"timeout when downloading file from {file_url}")
+
+        mimetype = (
+            guess_type(file_url)[0]
+            or response.headers.get("Content-Type", "").split(";")[0].strip()
+            or "application/octet-stream"
+        )
+        extension = guess_extension(mimetype) or ".bin"
+        unique_name = uuid4().hex
+        filename = f"{unique_name}{extension}"
+        filepath = f"tools/{tenant_id}/{filename}"
+        storage.save(filepath, blob)
+
+        tool_file = ToolFile(
+            tenant_id=tenant_id,
+            user_id=user_id,
+            conversation_id=conversation_id,
+            file_key=filepath,
+            mimetype=mimetype,
+            original_url=file_url,
+            name=filename,
+            size=len(blob),
+            key=filepath,
+        )
+
+        db.session.add(tool_file)
+        db.session.commit()
+
+        return tool_file
+
+    @staticmethod
+    def get_file_binary(id: str) -> Union[tuple[bytes, str], None]:
+        """
+        get file binary
+
+        :param id: the id of the file
+
+        :return: the binary of the file, mime type
+        """
+        upload_file: UploadFile | None = (
+            db.session.query(UploadFile)
+            .filter(
+                UploadFile.id == id,
+            )
+            .first()
+        )
+
+        if not upload_file:
+            return None
+
+        blob = storage.load_once(upload_file.key)
+
+        return blob, upload_file.mime_type
+
+    @staticmethod
+    def get_file_binary_by_message_file_id(id: str) -> Union[tuple[bytes, str], None]:
+        """
+        get file binary
+
+        :param id: the id of the file
+
+        :return: the binary of the file, mime type
+        """
+        message_file: MessageFile | None = (
+            db.session.query(MessageFile)
+            .filter(
+                MessageFile.id == id,
+            )
+            .first()
+        )
+
+        # Check if message_file is not None
+        if message_file is not None:
+            # get tool file id
+            if message_file.url is not None:
+                tool_file_id = message_file.url.split("/")[-1]
+                # trim extension
+                tool_file_id = tool_file_id.split(".")[0]
+            else:
+                tool_file_id = None
+        else:
+            tool_file_id = None
+
+        tool_file: ToolFile | None = (
+            db.session.query(ToolFile)
+            .filter(
+                ToolFile.id == tool_file_id,
+            )
+            .first()
+        )
+
+        if not tool_file:
+            return None
+
+        blob = storage.load_once(tool_file.file_key)
+
+        return blob, tool_file.mimetype
+
+    @staticmethod
+    def get_file_generator_by_upload_file_id(upload_file_id: str):
+        """
+        get file binary
+
+        :param tool_file_id: the id of the tool file
+
+        :return: the binary of the file, mime type
+        """
+        upload_file: UploadFile | None = (
+            db.session.query(UploadFile)
+            .filter(
+                UploadFile.id == upload_file_id,
+            )
+            .first()
+        )
+
+        if not upload_file:
+            return None, None
+
+        stream = storage.load_stream(upload_file.key)
+
+        return stream, upload_file.mime_type
+
+
+# init tool_file_parser
+# from core.file.datasource_file_parser import datasource_file_manager
+#
+# datasource_file_manager["manager"] = DatasourceFileManager

api/core/datasource/datasource_manager.py

@@ -0,0 +1,108 @@
+import logging
+from threading import Lock
+from typing import Union
+
+import contexts
+from core.datasource.__base.datasource_plugin import DatasourcePlugin
+from core.datasource.__base.datasource_provider import DatasourcePluginProviderController
+from core.datasource.entities.common_entities import I18nObject
+from core.datasource.entities.datasource_entities import DatasourceProviderType
+from core.datasource.errors import DatasourceProviderNotFoundError
+from core.datasource.local_file.local_file_provider import LocalFileDatasourcePluginProviderController
+from core.datasource.online_document.online_document_provider import OnlineDocumentDatasourcePluginProviderController
+from core.datasource.online_drive.online_drive_provider import OnlineDriveDatasourcePluginProviderController
+from core.datasource.website_crawl.website_crawl_provider import WebsiteCrawlDatasourcePluginProviderController
+from core.plugin.impl.datasource import PluginDatasourceManager
+
+logger = logging.getLogger(__name__)
+
+
+class DatasourceManager:
+    _builtin_provider_lock = Lock()
+    _hardcoded_providers: dict[str, DatasourcePluginProviderController] = {}
+    _builtin_providers_loaded = False
+    _builtin_tools_labels: dict[str, Union[I18nObject, None]] = {}
+
+    @classmethod
+    def get_datasource_plugin_provider(
+        cls, provider_id: str, tenant_id: str, datasource_type: DatasourceProviderType
+    ) -> DatasourcePluginProviderController:
+        """
+        get the datasource plugin provider
+        """
+        # check if context is set
+        try:
+            contexts.datasource_plugin_providers.get()
+        except LookupError:
+            contexts.datasource_plugin_providers.set({})
+            contexts.datasource_plugin_providers_lock.set(Lock())
+
+        with contexts.datasource_plugin_providers_lock.get():
+            datasource_plugin_providers = contexts.datasource_plugin_providers.get()
+            if provider_id in datasource_plugin_providers:
+                return datasource_plugin_providers[provider_id]
+
+            manager = PluginDatasourceManager()
+            provider_entity = manager.fetch_datasource_provider(tenant_id, provider_id)
+            if not provider_entity:
+                raise DatasourceProviderNotFoundError(f"plugin provider {provider_id} not found")
+
+            match datasource_type:
+                case DatasourceProviderType.ONLINE_DOCUMENT:
+                    controller = OnlineDocumentDatasourcePluginProviderController(
+                        entity=provider_entity.declaration,
+                        plugin_id=provider_entity.plugin_id,
+                        plugin_unique_identifier=provider_entity.plugin_unique_identifier,
+                        tenant_id=tenant_id,
+                    )
+                case DatasourceProviderType.ONLINE_DRIVE:
+                    controller = OnlineDriveDatasourcePluginProviderController(
+                        entity=provider_entity.declaration,
+                        plugin_id=provider_entity.plugin_id,
+                        plugin_unique_identifier=provider_entity.plugin_unique_identifier,
+                        tenant_id=tenant_id,
+                    )
+                case DatasourceProviderType.WEBSITE_CRAWL:
+                    controller = WebsiteCrawlDatasourcePluginProviderController(
+                        entity=provider_entity.declaration,
+                        plugin_id=provider_entity.plugin_id,
+                        plugin_unique_identifier=provider_entity.plugin_unique_identifier,
+                        tenant_id=tenant_id,
+                    )
+                case DatasourceProviderType.LOCAL_FILE:
+                    controller = LocalFileDatasourcePluginProviderController(
+                        entity=provider_entity.declaration,
+                        plugin_id=provider_entity.plugin_id,
+                        plugin_unique_identifier=provider_entity.plugin_unique_identifier,
+                        tenant_id=tenant_id,
+                    )
+                case _:
+                    raise ValueError(f"Unsupported datasource type: {datasource_type}")
+
+            datasource_plugin_providers[provider_id] = controller
+
+        return controller
+
+    @classmethod
+    def get_datasource_runtime(
+        cls,
+        provider_id: str,
+        datasource_name: str,
+        tenant_id: str,
+        datasource_type: DatasourceProviderType,
+    ) -> DatasourcePlugin:
+        """
+        get the datasource runtime
+
+        :param provider_type: the type of the provider
+        :param provider_id: the id of the provider
+        :param datasource_name: the name of the datasource
+        :param tenant_id: the tenant id
+
+        :return: the datasource plugin
+        """
+        return cls.get_datasource_plugin_provider(
+            provider_id,
+            tenant_id,
+            datasource_type,
+        ).get_datasource(datasource_name)

api/core/datasource/entities/api_entities.py

@@ -0,0 +1,71 @@
+from typing import Literal, Optional
+
+from pydantic import BaseModel, Field, field_validator
+
+from core.datasource.entities.datasource_entities import DatasourceParameter
+from core.model_runtime.utils.encoders import jsonable_encoder
+from core.tools.entities.common_entities import I18nObject
+
+
+class DatasourceApiEntity(BaseModel):
+    author: str
+    name: str  # identifier
+    label: I18nObject  # label
+    description: I18nObject
+    parameters: Optional[list[DatasourceParameter]] = None
+    labels: list[str] = Field(default_factory=list)
+    output_schema: Optional[dict] = None
+
+
+ToolProviderTypeApiLiteral = Optional[Literal["builtin", "api", "workflow"]]
+
+
+class DatasourceProviderApiEntity(BaseModel):
+    id: str
+    author: str
+    name: str  # identifier
+    description: I18nObject
+    icon: str | dict
+    label: I18nObject  # label
+    type: str
+    masked_credentials: Optional[dict] = None
+    original_credentials: Optional[dict] = None
+    is_team_authorization: bool = False
+    allow_delete: bool = True
+    plugin_id: Optional[str] = Field(default="", description="The plugin id of the datasource")
+    plugin_unique_identifier: Optional[str] = Field(default="", description="The unique identifier of the datasource")
+    datasources: list[DatasourceApiEntity] = Field(default_factory=list)
+    labels: list[str] = Field(default_factory=list)
+
+    @field_validator("datasources", mode="before")
+    @classmethod
+    def convert_none_to_empty_list(cls, v):
+        return v if v is not None else []
+
+    def to_dict(self) -> dict:
+        # -------------
+        # overwrite datasource parameter types for temp fix
+        datasources = jsonable_encoder(self.datasources)
+        for datasource in datasources:
+            if datasource.get("parameters"):
+                for parameter in datasource.get("parameters"):
+                    if parameter.get("type") == DatasourceParameter.DatasourceParameterType.SYSTEM_FILES.value:
+                        parameter["type"] = "files"
+        # -------------
+
+        return {
+            "id": self.id,
+            "author": self.author,
+            "name": self.name,
+            "plugin_id": self.plugin_id,
+            "plugin_unique_identifier": self.plugin_unique_identifier,
+            "description": self.description.to_dict(),
+            "icon": self.icon,
+            "label": self.label.to_dict(),
+            "type": self.type.value,
+            "team_credentials": self.masked_credentials,
+            "is_team_authorization": self.is_team_authorization,
+            "allow_delete": self.allow_delete,
+            "datasources": datasources,
+            "labels": self.labels,
+        }

api/core/datasource/entities/common_entities.py

@@ -0,0 +1,23 @@
+from typing import Optional
+
+from pydantic import BaseModel, Field
+
+
+class I18nObject(BaseModel):
+    """
+    Model class for i18n object.
+    """
+
+    en_US: str
+    zh_Hans: Optional[str] = Field(default=None)
+    pt_BR: Optional[str] = Field(default=None)
+    ja_JP: Optional[str] = Field(default=None)
+
+    def __init__(self, **data):
+        super().__init__(**data)
+        self.zh_Hans = self.zh_Hans or self.en_US
+        self.pt_BR = self.pt_BR or self.en_US
+        self.ja_JP = self.ja_JP or self.en_US
+
+    def to_dict(self) -> dict:
+        return {"zh_Hans": self.zh_Hans, "en_US": self.en_US, "pt_BR": self.pt_BR, "ja_JP": self.ja_JP}

api/core/datasource/entities/datasource_entities.py

@@ -0,0 +1,380 @@
+import enum
+from enum import Enum
+from typing import Any, Optional
+
+from pydantic import BaseModel, Field, ValidationInfo, field_validator
+from yarl import URL
+
+from configs import dify_config
+from core.entities.provider_entities import ProviderConfig
+from core.plugin.entities.oauth import OAuthSchema
+from core.plugin.entities.parameters import (
+    PluginParameter,
+    PluginParameterOption,
+    PluginParameterType,
+    as_normal_type,
+    cast_parameter_value,
+    init_frontend_parameter,
+)
+from core.tools.entities.common_entities import I18nObject
+from core.tools.entities.tool_entities import ToolInvokeMessage, ToolLabelEnum
+
+
+class DatasourceProviderType(enum.StrEnum):
+    """
+    Enum class for datasource provider
+    """
+
+    ONLINE_DOCUMENT = "online_document"
+    LOCAL_FILE = "local_file"
+    WEBSITE_CRAWL = "website_crawl"
+    ONLINE_DRIVE = "online_drive"
+
+    @classmethod
+    def value_of(cls, value: str) -> "DatasourceProviderType":
+        """
+        Get value of given mode.
+
+        :param value: mode value
+        :return: mode
+        """
+        for mode in cls:
+            if mode.value == value:
+                return mode
+        raise ValueError(f"invalid mode value {value}")
+
+
+class DatasourceParameter(PluginParameter):
+    """
+    Overrides type
+    """
+
+    class DatasourceParameterType(enum.StrEnum):
+        """
+        removes TOOLS_SELECTOR from PluginParameterType
+        """
+
+        STRING = PluginParameterType.STRING.value
+        NUMBER = PluginParameterType.NUMBER.value
+        BOOLEAN = PluginParameterType.BOOLEAN.value
+        SELECT = PluginParameterType.SELECT.value
+        SECRET_INPUT = PluginParameterType.SECRET_INPUT.value
+        FILE = PluginParameterType.FILE.value
+        FILES = PluginParameterType.FILES.value
+
+        # deprecated, should not use.
+        SYSTEM_FILES = PluginParameterType.SYSTEM_FILES.value
+
+        def as_normal_type(self):
+            return as_normal_type(self)
+
+        def cast_value(self, value: Any):
+            return cast_parameter_value(self, value)
+
+    type: DatasourceParameterType = Field(..., description="The type of the parameter")
+    description: I18nObject = Field(..., description="The description of the parameter")
+
+    @classmethod
+    def get_simple_instance(
+        cls,
+        name: str,
+        typ: DatasourceParameterType,
+        required: bool,
+        options: Optional[list[str]] = None,
+    ) -> "DatasourceParameter":
+        """
+        get a simple datasource parameter
+
+        :param name: the name of the parameter
+        :param llm_description: the description presented to the LLM
+        :param typ: the type of the parameter
+        :param required: if the parameter is required
+        :param options: the options of the parameter
+        """
+        # convert options to ToolParameterOption
+        # FIXME fix the type error
+        if options:
+            option_objs = [
+                PluginParameterOption(value=option, label=I18nObject(en_US=option, zh_Hans=option))
+                for option in options
+            ]
+        else:
+            option_objs = []
+
+        return cls(
+            name=name,
+            label=I18nObject(en_US="", zh_Hans=""),
+            placeholder=None,
+            type=typ,
+            required=required,
+            options=option_objs,
+            description=I18nObject(en_US="", zh_Hans=""),
+        )
+
+    def init_frontend_parameter(self, value: Any):
+        return init_frontend_parameter(self, self.type, value)
+
+
+class DatasourceIdentity(BaseModel):
+    author: str = Field(..., description="The author of the datasource")
+    name: str = Field(..., description="The name of the datasource")
+    label: I18nObject = Field(..., description="The label of the datasource")
+    provider: str = Field(..., description="The provider of the datasource")
+    icon: Optional[str] = None
+
+
+class DatasourceEntity(BaseModel):
+    identity: DatasourceIdentity
+    parameters: list[DatasourceParameter] = Field(default_factory=list)
+    description: I18nObject = Field(..., description="The label of the datasource")
+    output_schema: Optional[dict] = None
+
+    @field_validator("parameters", mode="before")
+    @classmethod
+    def set_parameters(cls, v, validation_info: ValidationInfo) -> list[DatasourceParameter]:
+        return v or []
+
+
+class DatasourceProviderIdentity(BaseModel):
+    author: str = Field(..., description="The author of the tool")
+    name: str = Field(..., description="The name of the tool")
+    description: I18nObject = Field(..., description="The description of the tool")
+    icon: str = Field(..., description="The icon of the tool")
+    label: I18nObject = Field(..., description="The label of the tool")
+    tags: Optional[list[ToolLabelEnum]] = Field(
+        default=[],
+        description="The tags of the tool",
+    )
+
+    def generate_datasource_icon_url(self, tenant_id: str) -> str:
+        HARD_CODED_DATASOURCE_ICONS = ["https://assets.dify.ai/images/File%20Upload.svg"]
+        if self.icon in HARD_CODED_DATASOURCE_ICONS:
+            return self.icon
+        return str(
+            URL(dify_config.CONSOLE_API_URL or "/")
+            / "console"
+            / "api"
+            / "workspaces"
+            / "current"
+            / "plugin"
+            / "icon"
+            % {"tenant_id": tenant_id, "filename": self.icon}
+        )
+
+
+class DatasourceProviderEntity(BaseModel):
+    """
+    Datasource provider entity
+    """
+
+    identity: DatasourceProviderIdentity
+    credentials_schema: list[ProviderConfig] = Field(default_factory=list)
+    oauth_schema: Optional[OAuthSchema] = None
+    provider_type: DatasourceProviderType
+
+
+class DatasourceProviderEntityWithPlugin(DatasourceProviderEntity):
+    datasources: list[DatasourceEntity] = Field(default_factory=list)
+
+
+class DatasourceInvokeMeta(BaseModel):
+    """
+    Datasource invoke meta
+    """
+
+    time_cost: float = Field(..., description="The time cost of the tool invoke")
+    error: Optional[str] = None
+    tool_config: Optional[dict] = None
+
+    @classmethod
+    def empty(cls) -> "DatasourceInvokeMeta":
+        """
+        Get an empty instance of DatasourceInvokeMeta
+        """
+        return cls(time_cost=0.0, error=None, tool_config={})
+
+    @classmethod
+    def error_instance(cls, error: str) -> "DatasourceInvokeMeta":
+        """
+        Get an instance of DatasourceInvokeMeta with error
+        """
+        return cls(time_cost=0.0, error=error, tool_config={})
+
+    def to_dict(self) -> dict:
+        return {
+            "time_cost": self.time_cost,
+            "error": self.error,
+            "tool_config": self.tool_config,
+        }
+
+
+class DatasourceLabel(BaseModel):
+    """
+    Datasource label
+    """
+
+    name: str = Field(..., description="The name of the tool")
+    label: I18nObject = Field(..., description="The label of the tool")
+    icon: str = Field(..., description="The icon of the tool")
+
+
+class DatasourceInvokeFrom(Enum):
+    """
+    Enum class for datasource invoke
+    """
+
+    RAG_PIPELINE = "rag_pipeline"
+
+
+class OnlineDocumentPage(BaseModel):
+    """
+    Online document page
+    """
+
+    page_id: str = Field(..., description="The page id")
+    page_name: str = Field(..., description="The page title")
+    page_icon: Optional[dict] = Field(None, description="The page icon")
+    type: str = Field(..., description="The type of the page")
+    last_edited_time: str = Field(..., description="The last edited time")
+    parent_id: Optional[str] = Field(None, description="The parent page id")
+
+
+class OnlineDocumentInfo(BaseModel):
+    """
+    Online document info
+    """
+
+    workspace_id: Optional[str] = Field(None, description="The workspace id")
+    workspace_name: Optional[str] = Field(None, description="The workspace name")
+    workspace_icon: Optional[str] = Field(None, description="The workspace icon")
+    total: int = Field(..., description="The total number of documents")
+    pages: list[OnlineDocumentPage] = Field(..., description="The pages of the online document")
+
+
+class OnlineDocumentPagesMessage(BaseModel):
+    """
+    Get online document pages response
+    """
+
+    result: list[OnlineDocumentInfo]
+
+
+class GetOnlineDocumentPageContentRequest(BaseModel):
+    """
+    Get online document page content request
+    """
+
+    workspace_id: str = Field(..., description="The workspace id")
+    page_id: str = Field(..., description="The page id")
+    type: str = Field(..., description="The type of the page")
+
+
+class OnlineDocumentPageContent(BaseModel):
+    """
+    Online document page content
+    """
+
+    workspace_id: str = Field(..., description="The workspace id")
+    page_id: str = Field(..., description="The page id")
+    content: str = Field(..., description="The content of the page")
+
+
+class GetOnlineDocumentPageContentResponse(BaseModel):
+    """
+    Get online document page content response
+    """
+
+    result: OnlineDocumentPageContent
+
+
+class GetWebsiteCrawlRequest(BaseModel):
+    """
+    Get website crawl request
+    """
+
+    crawl_parameters: dict = Field(..., description="The crawl parameters")
+
+
+class WebSiteInfoDetail(BaseModel):
+    source_url: str = Field(..., description="The url of the website")
+    content: str = Field(..., description="The content of the website")
+    title: str = Field(..., description="The title of the website")
+    description: str = Field(..., description="The description of the website")
+
+
+class WebSiteInfo(BaseModel):
+    """
+    Website info
+    """
+
+    status: Optional[str] = Field(..., description="crawl job status")
+    web_info_list: Optional[list[WebSiteInfoDetail]] = []
+    total: Optional[int] = Field(default=0, description="The total number of websites")
+    completed: Optional[int] = Field(default=0, description="The number of completed websites")
+
+
+class WebsiteCrawlMessage(BaseModel):
+    """
+    Get website crawl response
+    """
+
+    result: WebSiteInfo = WebSiteInfo(status="", web_info_list=[], total=0, completed=0)
+
+
+class DatasourceMessage(ToolInvokeMessage):
+    pass
+
+
+#########################
+# Online drive file
+#########################
+
+
+class OnlineDriveFile(BaseModel):
+    """
+    Online drive file
+    """
+
+    id: str = Field(..., description="The file ID")
+    name: str = Field(..., description="The file name")
+    size: int = Field(..., description="The file size")
+    type: str = Field(..., description="The file type: folder or file")
+
+
+class OnlineDriveFileBucket(BaseModel):
+    """
+    Online drive file bucket
+    """
+
+    bucket: Optional[str] = Field(None, description="The file bucket")
+    files: list[OnlineDriveFile] = Field(..., description="The file list")
+    is_truncated: bool = Field(False, description="Whether the result is truncated")
+    next_page_parameters: Optional[dict] = Field(None, description="Parameters for fetching the next page")
+
+
+class OnlineDriveBrowseFilesRequest(BaseModel):
+    """
+    Get online drive file list request
+    """
+
+    bucket: Optional[str] = Field(None, description="The file bucket")
+    prefix: str = Field(..., description="The parent folder ID")
+    max_keys: int = Field(20, description="Page size for pagination")
+    next_page_parameters: Optional[dict] = Field(None, description="Parameters for fetching the next page")
+
+
+class OnlineDriveBrowseFilesResponse(BaseModel):
+    """
+    Get online drive file list response
+    """
+
+    result: list[OnlineDriveFileBucket] = Field(..., description="The list of file buckets")
+
+
+class OnlineDriveDownloadFileRequest(BaseModel):
+    """
+    Get online drive file
+    """
+
+    id: str = Field(..., description="The id of the file")
+    bucket: Optional[str] = Field(None, description="The name of the bucket")

api/core/datasource/errors.py

@@ -0,0 +1,37 @@
+from core.datasource.entities.datasource_entities import DatasourceInvokeMeta
+
+
+class DatasourceProviderNotFoundError(ValueError):
+    pass
+
+
+class DatasourceNotFoundError(ValueError):
+    pass
+
+
+class DatasourceParameterValidationError(ValueError):
+    pass
+
+
+class DatasourceProviderCredentialValidationError(ValueError):
+    pass
+
+
+class DatasourceNotSupportedError(ValueError):
+    pass
+
+
+class DatasourceInvokeError(ValueError):
+    pass
+
+
+class DatasourceApiSchemaError(ValueError):
+    pass
+
+
+class DatasourceEngineInvokeError(Exception):
+    meta: DatasourceInvokeMeta
+
+    def __init__(self, meta, **kwargs):
+        self.meta = meta
+        super().__init__(**kwargs)

api/core/datasource/local_file/local_file_plugin.py

@@ -0,0 +1,29 @@
+from core.datasource.__base.datasource_plugin import DatasourcePlugin
+from core.datasource.__base.datasource_runtime import DatasourceRuntime
+from core.datasource.entities.datasource_entities import (
+    DatasourceEntity,
+    DatasourceProviderType,
+)
+
+
+class LocalFileDatasourcePlugin(DatasourcePlugin):
+    tenant_id: str
+    plugin_unique_identifier: str
+
+    def __init__(
+        self,
+        entity: DatasourceEntity,
+        runtime: DatasourceRuntime,
+        tenant_id: str,
+        icon: str,
+        plugin_unique_identifier: str,
+    ) -> None:
+        super().__init__(entity, runtime, icon)
+        self.tenant_id = tenant_id
+        self.plugin_unique_identifier = plugin_unique_identifier
+
+    def datasource_provider_type(self) -> str:
+        return DatasourceProviderType.LOCAL_FILE
+
+    def get_icon_url(self, tenant_id: str) -> str:
+        return self.icon

api/core/datasource/local_file/local_file_provider.py

@@ -0,0 +1,56 @@
+from typing import Any
+
+from core.datasource.__base.datasource_provider import DatasourcePluginProviderController
+from core.datasource.__base.datasource_runtime import DatasourceRuntime
+from core.datasource.entities.datasource_entities import DatasourceProviderEntityWithPlugin, DatasourceProviderType
+from core.datasource.local_file.local_file_plugin import LocalFileDatasourcePlugin
+
+
+class LocalFileDatasourcePluginProviderController(DatasourcePluginProviderController):
+    entity: DatasourceProviderEntityWithPlugin
+    plugin_id: str
+    plugin_unique_identifier: str
+
+    def __init__(
+        self, entity: DatasourceProviderEntityWithPlugin, plugin_id: str, plugin_unique_identifier: str, tenant_id: str
+    ) -> None:
+        super().__init__(entity, tenant_id)
+        self.plugin_id = plugin_id
+        self.plugin_unique_identifier = plugin_unique_identifier
+
+    @property
+    def provider_type(self) -> DatasourceProviderType:
+        """
+        returns the type of the provider
+        """
+        return DatasourceProviderType.LOCAL_FILE
+
+    def _validate_credentials(self, user_id: str, credentials: dict[str, Any]) -> None:
+        """
+        validate the credentials of the provider
+        """
+        pass
+
+    def get_datasource(self, datasource_name: str) -> LocalFileDatasourcePlugin:  # type: ignore
+        """
+        return datasource with given name
+        """
+        datasource_entity = next(
+            (
+                datasource_entity
+                for datasource_entity in self.entity.datasources
+                if datasource_entity.identity.name == datasource_name
+            ),
+            None,
+        )
+
+        if not datasource_entity:
+            raise ValueError(f"Datasource with name {datasource_name} not found")
+
+        return LocalFileDatasourcePlugin(
+            entity=datasource_entity,
+            runtime=DatasourceRuntime(tenant_id=self.tenant_id),
+            tenant_id=self.tenant_id,
+            icon=self.entity.identity.icon,
+            plugin_unique_identifier=self.plugin_unique_identifier,
+        )

api/core/datasource/online_document/online_document_plugin.py

@@ -0,0 +1,71 @@
+from collections.abc import Generator, Mapping
+from typing import Any
+
+from core.datasource.__base.datasource_plugin import DatasourcePlugin
+from core.datasource.__base.datasource_runtime import DatasourceRuntime
+from core.datasource.entities.datasource_entities import (
+    DatasourceEntity,
+    DatasourceMessage,
+    DatasourceProviderType,
+    GetOnlineDocumentPageContentRequest,
+    OnlineDocumentPagesMessage,
+)
+from core.plugin.impl.datasource import PluginDatasourceManager
+
+
+class OnlineDocumentDatasourcePlugin(DatasourcePlugin):
+    tenant_id: str
+    plugin_unique_identifier: str
+    entity: DatasourceEntity
+    runtime: DatasourceRuntime
+
+    def __init__(
+        self,
+        entity: DatasourceEntity,
+        runtime: DatasourceRuntime,
+        tenant_id: str,
+        icon: str,
+        plugin_unique_identifier: str,
+    ) -> None:
+        super().__init__(entity, runtime, icon)
+        self.tenant_id = tenant_id
+        self.plugin_unique_identifier = plugin_unique_identifier
+
+    def get_online_document_pages(
+        self,
+        user_id: str,
+        datasource_parameters: Mapping[str, Any],
+        provider_type: str,
+    ) -> Generator[OnlineDocumentPagesMessage, None, None]:
+        manager = PluginDatasourceManager()
+
+        return manager.get_online_document_pages(
+            tenant_id=self.tenant_id,
+            user_id=user_id,
+            datasource_provider=self.entity.identity.provider,
+            datasource_name=self.entity.identity.name,
+            credentials=self.runtime.credentials,
+            datasource_parameters=datasource_parameters,
+            provider_type=provider_type,
+        )
+
+    def get_online_document_page_content(
+        self,
+        user_id: str,
+        datasource_parameters: GetOnlineDocumentPageContentRequest,
+        provider_type: str,
+    ) -> Generator[DatasourceMessage, None, None]:
+        manager = PluginDatasourceManager()
+
+        return manager.get_online_document_page_content(
+            tenant_id=self.tenant_id,
+            user_id=user_id,
+            datasource_provider=self.entity.identity.provider,
+            datasource_name=self.entity.identity.name,
+            credentials=self.runtime.credentials,
+            datasource_parameters=datasource_parameters,
+            provider_type=provider_type,
+        )
+
+    def datasource_provider_type(self) -> str:
+        return DatasourceProviderType.ONLINE_DOCUMENT

api/core/datasource/online_document/online_document_provider.py

@@ -0,0 +1,48 @@
+from core.datasource.__base.datasource_provider import DatasourcePluginProviderController
+from core.datasource.__base.datasource_runtime import DatasourceRuntime
+from core.datasource.entities.datasource_entities import DatasourceProviderEntityWithPlugin, DatasourceProviderType
+from core.datasource.online_document.online_document_plugin import OnlineDocumentDatasourcePlugin
+
+
+class OnlineDocumentDatasourcePluginProviderController(DatasourcePluginProviderController):
+    entity: DatasourceProviderEntityWithPlugin
+    plugin_id: str
+    plugin_unique_identifier: str
+
+    def __init__(
+        self, entity: DatasourceProviderEntityWithPlugin, plugin_id: str, plugin_unique_identifier: str, tenant_id: str
+    ) -> None:
+        super().__init__(entity, tenant_id)
+        self.plugin_id = plugin_id
+        self.plugin_unique_identifier = plugin_unique_identifier
+
+    @property
+    def provider_type(self) -> DatasourceProviderType:
+        """
+        returns the type of the provider
+        """
+        return DatasourceProviderType.ONLINE_DOCUMENT
+
+    def get_datasource(self, datasource_name: str) -> OnlineDocumentDatasourcePlugin:  # type: ignore
+        """
+        return datasource with given name
+        """
+        datasource_entity = next(
+            (
+                datasource_entity
+                for datasource_entity in self.entity.datasources
+                if datasource_entity.identity.name == datasource_name
+            ),
+            None,
+        )
+
+        if not datasource_entity:
+            raise ValueError(f"Datasource with name {datasource_name} not found")
+
+        return OnlineDocumentDatasourcePlugin(
+            entity=datasource_entity,
+            runtime=DatasourceRuntime(tenant_id=self.tenant_id),
+            tenant_id=self.tenant_id,
+            icon=self.entity.identity.icon,
+            plugin_unique_identifier=self.plugin_unique_identifier,
+        )

api/core/datasource/online_drive/online_drive_plugin.py

@@ -0,0 +1,71 @@
+from collections.abc import Generator
+
+from core.datasource.__base.datasource_plugin import DatasourcePlugin
+from core.datasource.__base.datasource_runtime import DatasourceRuntime
+from core.datasource.entities.datasource_entities import (
+    DatasourceEntity,
+    DatasourceMessage,
+    DatasourceProviderType,
+    OnlineDriveBrowseFilesRequest,
+    OnlineDriveBrowseFilesResponse,
+    OnlineDriveDownloadFileRequest,
+)
+from core.plugin.impl.datasource import PluginDatasourceManager
+
+
+class OnlineDriveDatasourcePlugin(DatasourcePlugin):
+    tenant_id: str
+    plugin_unique_identifier: str
+    entity: DatasourceEntity
+    runtime: DatasourceRuntime
+
+    def __init__(
+        self,
+        entity: DatasourceEntity,
+        runtime: DatasourceRuntime,
+        tenant_id: str,
+        icon: str,
+        plugin_unique_identifier: str,
+    ) -> None:
+        super().__init__(entity, runtime, icon)
+        self.tenant_id = tenant_id
+        self.plugin_unique_identifier = plugin_unique_identifier
+
+    def online_drive_browse_files(
+        self,
+        user_id: str,
+        request: OnlineDriveBrowseFilesRequest,
+        provider_type: str,
+    ) -> Generator[OnlineDriveBrowseFilesResponse, None, None]:
+        manager = PluginDatasourceManager()
+
+        return manager.online_drive_browse_files(
+            tenant_id=self.tenant_id,
+            user_id=user_id,
+            datasource_provider=self.entity.identity.provider,
+            datasource_name=self.entity.identity.name,
+            credentials=self.runtime.credentials,
+            request=request,
+            provider_type=provider_type,
+        )
+
+    def online_drive_download_file(
+        self,
+        user_id: str,
+        request: OnlineDriveDownloadFileRequest,
+        provider_type: str,
+    ) -> Generator[DatasourceMessage, None, None]:
+        manager = PluginDatasourceManager()
+
+        return manager.online_drive_download_file(
+            tenant_id=self.tenant_id,
+            user_id=user_id,
+            datasource_provider=self.entity.identity.provider,
+            datasource_name=self.entity.identity.name,
+            credentials=self.runtime.credentials,
+            request=request,
+            provider_type=provider_type,
+        )
+
+    def datasource_provider_type(self) -> str:
+        return DatasourceProviderType.ONLINE_DRIVE

api/core/datasource/online_drive/online_drive_provider.py

@@ -0,0 +1,48 @@
+from core.datasource.__base.datasource_provider import DatasourcePluginProviderController
+from core.datasource.__base.datasource_runtime import DatasourceRuntime
+from core.datasource.entities.datasource_entities import DatasourceProviderEntityWithPlugin, DatasourceProviderType
+from core.datasource.online_drive.online_drive_plugin import OnlineDriveDatasourcePlugin
+
+
+class OnlineDriveDatasourcePluginProviderController(DatasourcePluginProviderController):
+    entity: DatasourceProviderEntityWithPlugin
+    plugin_id: str
+    plugin_unique_identifier: str
+
+    def __init__(
+        self, entity: DatasourceProviderEntityWithPlugin, plugin_id: str, plugin_unique_identifier: str, tenant_id: str
+    ) -> None:
+        super().__init__(entity, tenant_id)
+        self.plugin_id = plugin_id
+        self.plugin_unique_identifier = plugin_unique_identifier
+
+    @property
+    def provider_type(self) -> DatasourceProviderType:
+        """
+        returns the type of the provider
+        """
+        return DatasourceProviderType.ONLINE_DRIVE
+
+    def get_datasource(self, datasource_name: str) -> OnlineDriveDatasourcePlugin:  # type: ignore
+        """
+        return datasource with given name
+        """
+        datasource_entity = next(
+            (
+                datasource_entity
+                for datasource_entity in self.entity.datasources
+                if datasource_entity.identity.name == datasource_name
+            ),
+            None,
+        )
+
+        if not datasource_entity:
+            raise ValueError(f"Datasource with name {datasource_name} not found")
+
+        return OnlineDriveDatasourcePlugin(
+            entity=datasource_entity,
+            runtime=DatasourceRuntime(tenant_id=self.tenant_id),
+            tenant_id=self.tenant_id,
+            icon=self.entity.identity.icon,
+            plugin_unique_identifier=self.plugin_unique_identifier,
+        )

api/core/datasource/utils/configuration.py

@@ -0,0 +1,265 @@
+from copy import deepcopy
+from typing import Any
+
+from pydantic import BaseModel
+
+from core.entities.provider_entities import BasicProviderConfig
+from core.helper import encrypter
+from core.helper.tool_parameter_cache import ToolParameterCache, ToolParameterCacheType
+from core.helper.tool_provider_cache import ToolProviderCredentialsCache, ToolProviderCredentialsCacheType
+from core.tools.__base.tool import Tool
+from core.tools.entities.tool_entities import (
+    ToolParameter,
+    ToolProviderType,
+)
+
+
+class ProviderConfigEncrypter(BaseModel):
+    tenant_id: str
+    config: list[BasicProviderConfig]
+    provider_type: str
+    provider_identity: str
+
+    def _deep_copy(self, data: dict[str, str]) -> dict[str, str]:
+        """
+        deep copy data
+        """
+        return deepcopy(data)
+
+    def encrypt(self, data: dict[str, str]) -> dict[str, str]:
+        """
+        encrypt tool credentials with tenant id
+
+        return a deep copy of credentials with encrypted values
+        """
+        data = self._deep_copy(data)
+
+        # get fields need to be decrypted
+        fields = dict[str, BasicProviderConfig]()
+        for credential in self.config:
+            fields[credential.name] = credential
+
+        for field_name, field in fields.items():
+            if field.type == BasicProviderConfig.Type.SECRET_INPUT:
+                if field_name in data:
+                    encrypted = encrypter.encrypt_token(self.tenant_id, data[field_name] or "")
+                    data[field_name] = encrypted
+
+        return data
+
+    def mask_tool_credentials(self, data: dict[str, Any]) -> dict[str, Any]:
+        """
+        mask tool credentials
+
+        return a deep copy of credentials with masked values
+        """
+        data = self._deep_copy(data)
+
+        # get fields need to be decrypted
+        fields = dict[str, BasicProviderConfig]()
+        for credential in self.config:
+            fields[credential.name] = credential
+
+        for field_name, field in fields.items():
+            if field.type == BasicProviderConfig.Type.SECRET_INPUT:
+                if field_name in data:
+                    if len(data[field_name]) > 6:
+                        data[field_name] = (
+                            data[field_name][:2] + "*" * (len(data[field_name]) - 4) + data[field_name][-2:]
+                        )
+                    else:
+                        data[field_name] = "*" * len(data[field_name])
+
+        return data
+
+    def decrypt(self, data: dict[str, str]) -> dict[str, str]:
+        """
+        decrypt tool credentials with tenant id
+
+        return a deep copy of credentials with decrypted values
+        """
+        cache = ToolProviderCredentialsCache(
+            tenant_id=self.tenant_id,
+            identity_id=f"{self.provider_type}.{self.provider_identity}",
+            cache_type=ToolProviderCredentialsCacheType.PROVIDER,
+        )
+        cached_credentials = cache.get()
+        if cached_credentials:
+            return cached_credentials
+        data = self._deep_copy(data)
+        # get fields need to be decrypted
+        fields = dict[str, BasicProviderConfig]()
+        for credential in self.config:
+            fields[credential.name] = credential
+
+        for field_name, field in fields.items():
+            if field.type == BasicProviderConfig.Type.SECRET_INPUT:
+                if field_name in data:
+                    try:
+                        # if the value is None or empty string, skip decrypt
+                        if not data[field_name]:
+                            continue
+
+                        data[field_name] = encrypter.decrypt_token(self.tenant_id, data[field_name])
+                    except Exception:
+                        pass
+
+        cache.set(data)
+        return data
+
+    def delete_tool_credentials_cache(self):
+        cache = ToolProviderCredentialsCache(
+            tenant_id=self.tenant_id,
+            identity_id=f"{self.provider_type}.{self.provider_identity}",
+            cache_type=ToolProviderCredentialsCacheType.PROVIDER,
+        )
+        cache.delete()
+
+
+class ToolParameterConfigurationManager:
+    """
+    Tool parameter configuration manager
+    """
+
+    tenant_id: str
+    tool_runtime: Tool
+    provider_name: str
+    provider_type: ToolProviderType
+    identity_id: str
+
+    def __init__(
+        self, tenant_id: str, tool_runtime: Tool, provider_name: str, provider_type: ToolProviderType, identity_id: str
+    ) -> None:
+        self.tenant_id = tenant_id
+        self.tool_runtime = tool_runtime
+        self.provider_name = provider_name
+        self.provider_type = provider_type
+        self.identity_id = identity_id
+
+    def _deep_copy(self, parameters: dict[str, Any]) -> dict[str, Any]:
+        """
+        deep copy parameters
+        """
+        return deepcopy(parameters)
+
+    def _merge_parameters(self) -> list[ToolParameter]:
+        """
+        merge parameters
+        """
+        # get tool parameters
+        tool_parameters = self.tool_runtime.entity.parameters or []
+        # get tool runtime parameters
+        runtime_parameters = self.tool_runtime.get_runtime_parameters()
+        # override parameters
+        current_parameters = tool_parameters.copy()
+        for runtime_parameter in runtime_parameters:
+            found = False
+            for index, parameter in enumerate(current_parameters):
+                if parameter.name == runtime_parameter.name and parameter.form == runtime_parameter.form:
+                    current_parameters[index] = runtime_parameter
+                    found = True
+                    break
+
+            if not found and runtime_parameter.form == ToolParameter.ToolParameterForm.FORM:
+                current_parameters.append(runtime_parameter)
+
+        return current_parameters
+
+    def mask_tool_parameters(self, parameters: dict[str, Any]) -> dict[str, Any]:
+        """
+        mask tool parameters
+
+        return a deep copy of parameters with masked values
+        """
+        parameters = self._deep_copy(parameters)
+
+        # override parameters
+        current_parameters = self._merge_parameters()
+
+        for parameter in current_parameters:
+            if (
+                parameter.form == ToolParameter.ToolParameterForm.FORM
+                and parameter.type == ToolParameter.ToolParameterType.SECRET_INPUT
+            ):
+                if parameter.name in parameters:
+                    if len(parameters[parameter.name]) > 6:
+                        parameters[parameter.name] = (
+                            parameters[parameter.name][:2]
+                            + "*" * (len(parameters[parameter.name]) - 4)
+                            + parameters[parameter.name][-2:]
+                        )
+                    else:
+                        parameters[parameter.name] = "*" * len(parameters[parameter.name])
+
+        return parameters
+
+    def encrypt_tool_parameters(self, parameters: dict[str, Any]) -> dict[str, Any]:
+        """
+        encrypt tool parameters with tenant id
+
+        return a deep copy of parameters with encrypted values
+        """
+        # override parameters
+        current_parameters = self._merge_parameters()
+
+        parameters = self._deep_copy(parameters)
+
+        for parameter in current_parameters:
+            if (
+                parameter.form == ToolParameter.ToolParameterForm.FORM
+                and parameter.type == ToolParameter.ToolParameterType.SECRET_INPUT
+            ):
+                if parameter.name in parameters:
+                    encrypted = encrypter.encrypt_token(self.tenant_id, parameters[parameter.name])
+                    parameters[parameter.name] = encrypted
+
+        return parameters
+
+    def decrypt_tool_parameters(self, parameters: dict[str, Any]) -> dict[str, Any]:
+        """
+        decrypt tool parameters with tenant id
+
+        return a deep copy of parameters with decrypted values
+        """
+
+        cache = ToolParameterCache(
+            tenant_id=self.tenant_id,
+            provider=f"{self.provider_type.value}.{self.provider_name}",
+            tool_name=self.tool_runtime.entity.identity.name,
+            cache_type=ToolParameterCacheType.PARAMETER,
+            identity_id=self.identity_id,
+        )
+        cached_parameters = cache.get()
+        if cached_parameters:
+            return cached_parameters
+
+        # override parameters
+        current_parameters = self._merge_parameters()
+        has_secret_input = False
+
+        for parameter in current_parameters:
+            if (
+                parameter.form == ToolParameter.ToolParameterForm.FORM
+                and parameter.type == ToolParameter.ToolParameterType.SECRET_INPUT
+            ):
+                if parameter.name in parameters:
+                    try:
+                        has_secret_input = True
+                        parameters[parameter.name] = encrypter.decrypt_token(self.tenant_id, parameters[parameter.name])
+                    except Exception:
+                        pass
+
+        if has_secret_input:
+            cache.set(parameters)
+
+        return parameters
+
+    def delete_tool_parameters_cache(self):
+        cache = ToolParameterCache(
+            tenant_id=self.tenant_id,
+            provider=f"{self.provider_type.value}.{self.provider_name}",
+            tool_name=self.tool_runtime.entity.identity.name,
+            cache_type=ToolParameterCacheType.PARAMETER,
+            identity_id=self.identity_id,
+        )
+        cache.delete()

api/core/datasource/utils/message_transformer.py

@@ -0,0 +1,125 @@
+import logging
+from collections.abc import Generator
+from mimetypes import guess_extension, guess_type
+from typing import Optional
+
+from core.datasource.entities.datasource_entities import DatasourceMessage
+from core.file import File, FileTransferMethod, FileType
+from core.tools.tool_file_manager import ToolFileManager
+
+logger = logging.getLogger(__name__)
+
+
+class DatasourceFileMessageTransformer:
+    @classmethod
+    def transform_datasource_invoke_messages(
+        cls,
+        messages: Generator[DatasourceMessage, None, None],
+        user_id: str,
+        tenant_id: str,
+        conversation_id: Optional[str] = None,
+    ) -> Generator[DatasourceMessage, None, None]:
+        """
+        Transform datasource message and handle file download
+        """
+        for message in messages:
+            if message.type in {DatasourceMessage.MessageType.TEXT, DatasourceMessage.MessageType.LINK}:
+                yield message
+            elif message.type == DatasourceMessage.MessageType.IMAGE and isinstance(
+                message.message, DatasourceMessage.TextMessage
+            ):
+                # try to download image
+                try:
+                    assert isinstance(message.message, DatasourceMessage.TextMessage)
+                    tool_file_manager = ToolFileManager()
+                    file = tool_file_manager.create_file_by_url(
+                        user_id=user_id,
+                        tenant_id=tenant_id,
+                        file_url=message.message.text,
+                        conversation_id=conversation_id,
+                    )
+
+                    url = f"/files/datasources/{file.id}{guess_extension(file.mimetype) or '.png'}"
+
+                    yield DatasourceMessage(
+                        type=DatasourceMessage.MessageType.IMAGE_LINK,
+                        message=DatasourceMessage.TextMessage(text=url),
+                        meta=message.meta.copy() if message.meta is not None else {},
+                    )
+                except Exception as e:
+                    yield DatasourceMessage(
+                        type=DatasourceMessage.MessageType.TEXT,
+                        message=DatasourceMessage.TextMessage(
+                            text=f"Failed to download image: {message.message.text}: {e}"
+                        ),
+                        meta=message.meta.copy() if message.meta is not None else {},
+                    )
+            elif message.type == DatasourceMessage.MessageType.BLOB:
+                # get mime type and save blob to storage
+                meta = message.meta or {}
+                # get filename from meta
+                filename = meta.get("file_name", None)
+
+                mimetype = meta.get("mime_type")
+                if not mimetype:
+                    mimetype = guess_type(filename)[0] or "application/octet-stream"
+
+                # if message is str, encode it to bytes
+
+                if not isinstance(message.message, DatasourceMessage.BlobMessage):
+                    raise ValueError("unexpected message type")
+
+                # FIXME: should do a type check here.
+                assert isinstance(message.message.blob, bytes)
+                tool_file_manager = ToolFileManager()
+                file = tool_file_manager.create_file_by_raw(
+                    user_id=user_id,
+                    tenant_id=tenant_id,
+                    conversation_id=conversation_id,
+                    file_binary=message.message.blob,
+                    mimetype=mimetype,
+                    filename=filename,
+                )
+
+                url = cls.get_datasource_file_url(datasource_file_id=file.id, extension=guess_extension(file.mimetype))
+
+                # check if file is image
+                if "image" in mimetype:
+                    yield DatasourceMessage(
+                        type=DatasourceMessage.MessageType.IMAGE_LINK,
+                        message=DatasourceMessage.TextMessage(text=url),
+                        meta=meta.copy() if meta is not None else {},
+                    )
+                else:
+                    yield DatasourceMessage(
+                        type=DatasourceMessage.MessageType.BINARY_LINK,
+                        message=DatasourceMessage.TextMessage(text=url),
+                        meta=meta.copy() if meta is not None else {},
+                    )
+            elif message.type == DatasourceMessage.MessageType.FILE:
+                meta = message.meta or {}
+                file = meta.get("file", None)
+                if isinstance(file, File):
+                    if file.transfer_method == FileTransferMethod.TOOL_FILE:
+                        assert file.related_id is not None
+                        url = cls.get_datasource_file_url(datasource_file_id=file.related_id, extension=file.extension)
+                        if file.type == FileType.IMAGE:
+                            yield DatasourceMessage(
+                                type=DatasourceMessage.MessageType.IMAGE_LINK,
+                                message=DatasourceMessage.TextMessage(text=url),
+                                meta=meta.copy() if meta is not None else {},
+                            )
+                        else:
+                            yield DatasourceMessage(
+                                type=DatasourceMessage.MessageType.LINK,
+                                message=DatasourceMessage.TextMessage(text=url),
+                                meta=meta.copy() if meta is not None else {},
+                            )
+                    else:
+                        yield message
+            else:
+                yield message
+
+    @classmethod
+    def get_datasource_file_url(cls, datasource_file_id: str, extension: Optional[str]) -> str:
+        return f"/files/datasources/{datasource_file_id}{extension or '.bin'}"

api/core/datasource/utils/parser.py

@@ -0,0 +1,389 @@
+import re
+import uuid
+from json import dumps as json_dumps
+from json import loads as json_loads
+from json.decoder import JSONDecodeError
+from typing import Optional
+
+from flask import request
+from requests import get
+from yaml import YAMLError, safe_load  # type: ignore
+
+from core.tools.entities.common_entities import I18nObject
+from core.tools.entities.tool_bundle import ApiToolBundle
+from core.tools.entities.tool_entities import ApiProviderSchemaType, ToolParameter
+from core.tools.errors import ToolApiSchemaError, ToolNotSupportedError, ToolProviderNotFoundError
+
+
+class ApiBasedToolSchemaParser:
+    @staticmethod
+    def parse_openapi_to_tool_bundle(
+        openapi: dict, extra_info: dict | None = None, warning: dict | None = None
+    ) -> list[ApiToolBundle]:
+        warning = warning if warning is not None else {}
+        extra_info = extra_info if extra_info is not None else {}
+
+        # set description to extra_info
+        extra_info["description"] = openapi["info"].get("description", "")
+
+        if len(openapi["servers"]) == 0:
+            raise ToolProviderNotFoundError("No server found in the openapi yaml.")
+
+        server_url = openapi["servers"][0]["url"]
+        request_env = request.headers.get("X-Request-Env")
+        if request_env:
+            matched_servers = [server["url"] for server in openapi["servers"] if server["env"] == request_env]
+            server_url = matched_servers[0] if matched_servers else server_url
+
+        # list all interfaces
+        interfaces = []
+        for path, path_item in openapi["paths"].items():
+            methods = ["get", "post", "put", "delete", "patch", "head", "options", "trace"]
+            for method in methods:
+                if method in path_item:
+                    interfaces.append(
+                        {
+                            "path": path,
+                            "method": method,
+                            "operation": path_item[method],
+                        }
+                    )
+
+        # get all parameters
+        bundles = []
+        for interface in interfaces:
+            # convert parameters
+            parameters = []
+            if "parameters" in interface["operation"]:
+                for parameter in interface["operation"]["parameters"]:
+                    tool_parameter = ToolParameter(
+                        name=parameter["name"],
+                        label=I18nObject(en_US=parameter["name"], zh_Hans=parameter["name"]),
+                        human_description=I18nObject(
+                            en_US=parameter.get("description", ""), zh_Hans=parameter.get("description", "")
+                        ),
+                        type=ToolParameter.ToolParameterType.STRING,
+                        required=parameter.get("required", False),
+                        form=ToolParameter.ToolParameterForm.LLM,
+                        llm_description=parameter.get("description"),
+                        default=parameter["schema"]["default"]
+                        if "schema" in parameter and "default" in parameter["schema"]
+                        else None,
+                        placeholder=I18nObject(
+                            en_US=parameter.get("description", ""), zh_Hans=parameter.get("description", "")
+                        ),
+                    )
+
+                    # check if there is a type
+                    typ = ApiBasedToolSchemaParser._get_tool_parameter_type(parameter)
+                    if typ:
+                        tool_parameter.type = typ
+
+                    parameters.append(tool_parameter)
+            # create tool bundle
+            # check if there is a request body
+            if "requestBody" in interface["operation"]:
+                request_body = interface["operation"]["requestBody"]
+                if "content" in request_body:
+                    for content_type, content in request_body["content"].items():
+                        # if there is a reference, get the reference and overwrite the content
+                        if "schema" not in content:
+                            continue
+
+                        if "$ref" in content["schema"]:
+                            # get the reference
+                            root = openapi
+                            reference = content["schema"]["$ref"].split("/")[1:]
+                            for ref in reference:
+                                root = root[ref]
+                            # overwrite the content
+                            interface["operation"]["requestBody"]["content"][content_type]["schema"] = root
+
+                    # parse body parameters
+                    if "schema" in interface["operation"]["requestBody"]["content"][content_type]:
+                        body_schema = interface["operation"]["requestBody"]["content"][content_type]["schema"]
+                        required = body_schema.get("required", [])
+                        properties = body_schema.get("properties", {})
+                        for name, property in properties.items():
+                            tool = ToolParameter(
+                                name=name,
+                                label=I18nObject(en_US=name, zh_Hans=name),
+                                human_description=I18nObject(
+                                    en_US=property.get("description", ""), zh_Hans=property.get("description", "")
+                                ),
+                                type=ToolParameter.ToolParameterType.STRING,
+                                required=name in required,
+                                form=ToolParameter.ToolParameterForm.LLM,
+                                llm_description=property.get("description", ""),
+                                default=property.get("default", None),
+                                placeholder=I18nObject(
+                                    en_US=property.get("description", ""), zh_Hans=property.get("description", "")
+                                ),
+                            )
+
+                            # check if there is a type
+                            typ = ApiBasedToolSchemaParser._get_tool_parameter_type(property)
+                            if typ:
+                                tool.type = typ
+
+                            parameters.append(tool)
+
+            # check if parameters is duplicated
+            parameters_count = {}
+            for parameter in parameters:
+                if parameter.name not in parameters_count:
+                    parameters_count[parameter.name] = 0
+                parameters_count[parameter.name] += 1
+            for name, count in parameters_count.items():
+                if count > 1:
+                    warning["duplicated_parameter"] = f"Parameter {name} is duplicated."
+
+            # check if there is a operation id, use $path_$method as operation id if not
+            if "operationId" not in interface["operation"]:
+                # remove special characters like / to ensure the operation id is valid ^[a-zA-Z0-9_-]{1,64}$
+                path = interface["path"]
+                if interface["path"].startswith("/"):
+                    path = interface["path"][1:]
+                # remove special characters like / to ensure the operation id is valid ^[a-zA-Z0-9_-]{1,64}$
+                path = re.sub(r"[^a-zA-Z0-9_-]", "", path)
+                if not path:
+                    path = str(uuid.uuid4())
+
+                interface["operation"]["operationId"] = f"{path}_{interface['method']}"
+
+            bundles.append(
+                ApiToolBundle(
+                    server_url=server_url + interface["path"],
+                    method=interface["method"],
+                    summary=interface["operation"]["description"]
+                    if "description" in interface["operation"]
+                    else interface["operation"].get("summary", None),
+                    operation_id=interface["operation"]["operationId"],
+                    parameters=parameters,
+                    author="",
+                    icon=None,
+                    openapi=interface["operation"],
+                )
+            )
+
+        return bundles
+
+    @staticmethod
+    def _get_tool_parameter_type(parameter: dict) -> Optional[ToolParameter.ToolParameterType]:
+        parameter = parameter or {}
+        typ: Optional[str] = None
+        if parameter.get("format") == "binary":
+            return ToolParameter.ToolParameterType.FILE
+
+        if "type" in parameter:
+            typ = parameter["type"]
+        elif "schema" in parameter and "type" in parameter["schema"]:
+            typ = parameter["schema"]["type"]
+
+        if typ in {"integer", "number"}:
+            return ToolParameter.ToolParameterType.NUMBER
+        elif typ == "boolean":
+            return ToolParameter.ToolParameterType.BOOLEAN
+        elif typ == "string":
+            return ToolParameter.ToolParameterType.STRING
+        elif typ == "array":
+            items = parameter.get("items") or parameter.get("schema", {}).get("items")
+            return ToolParameter.ToolParameterType.FILES if items and items.get("format") == "binary" else None
+        else:
+            return None
+
+    @staticmethod
+    def parse_openapi_yaml_to_tool_bundle(
+        yaml: str, extra_info: dict | None = None, warning: dict | None = None
+    ) -> list[ApiToolBundle]:
+        """
+        parse openapi yaml to tool bundle
+
+        :param yaml: the yaml string
+        :param extra_info: the extra info
+        :param warning: the warning message
+        :return: the tool bundle
+        """
+        warning = warning if warning is not None else {}
+        extra_info = extra_info if extra_info is not None else {}
+
+        openapi: dict = safe_load(yaml)
+        if openapi is None:
+            raise ToolApiSchemaError("Invalid openapi yaml.")
+        return ApiBasedToolSchemaParser.parse_openapi_to_tool_bundle(openapi, extra_info=extra_info, warning=warning)
+
+    @staticmethod
+    def parse_swagger_to_openapi(swagger: dict, extra_info: dict | None = None, warning: dict | None = None) -> dict:
+        warning = warning or {}
+        """
+        parse swagger to openapi
+
+        :param swagger: the swagger dict
+        :return: the openapi dict
+        """
+        # convert swagger to openapi
+        info = swagger.get("info", {"title": "Swagger", "description": "Swagger", "version": "1.0.0"})
+
+        servers = swagger.get("servers", [])
+
+        if len(servers) == 0:
+            raise ToolApiSchemaError("No server found in the swagger yaml.")
+
+        openapi = {
+            "openapi": "3.0.0",
+            "info": {
+                "title": info.get("title", "Swagger"),
+                "description": info.get("description", "Swagger"),
+                "version": info.get("version", "1.0.0"),
+            },
+            "servers": swagger["servers"],
+            "paths": {},
+            "components": {"schemas": {}},
+        }
+
+        # check paths
+        if "paths" not in swagger or len(swagger["paths"]) == 0:
+            raise ToolApiSchemaError("No paths found in the swagger yaml.")
+
+        # convert paths
+        for path, path_item in swagger["paths"].items():
+            openapi["paths"][path] = {}
+            for method, operation in path_item.items():
+                if "operationId" not in operation:
+                    raise ToolApiSchemaError(f"No operationId found in operation {method} {path}.")
+
+                if ("summary" not in operation or len(operation["summary"]) == 0) and (
+                    "description" not in operation or len(operation["description"]) == 0
+                ):
+                    if warning is not None:
+                        warning["missing_summary"] = f"No summary or description found in operation {method} {path}."
+
+                openapi["paths"][path][method] = {
+                    "operationId": operation["operationId"],
+                    "summary": operation.get("summary", ""),
+                    "description": operation.get("description", ""),
+                    "parameters": operation.get("parameters", []),
+                    "responses": operation.get("responses", {}),
+                }
+
+                if "requestBody" in operation:
+                    openapi["paths"][path][method]["requestBody"] = operation["requestBody"]
+
+        # convert definitions
+        for name, definition in swagger["definitions"].items():
+            openapi["components"]["schemas"][name] = definition
+
+        return openapi
+
+    @staticmethod
+    def parse_openai_plugin_json_to_tool_bundle(
+        json: str, extra_info: dict | None = None, warning: dict | None = None
+    ) -> list[ApiToolBundle]:
+        """
+        parse openapi plugin yaml to tool bundle
+
+        :param json: the json string
+        :param extra_info: the extra info
+        :param warning: the warning message
+        :return: the tool bundle
+        """
+        warning = warning if warning is not None else {}
+        extra_info = extra_info if extra_info is not None else {}
+
+        try:
+            openai_plugin = json_loads(json)
+            api = openai_plugin["api"]
+            api_url = api["url"]
+            api_type = api["type"]
+        except JSONDecodeError:
+            raise ToolProviderNotFoundError("Invalid openai plugin json.")
+
+        if api_type != "openapi":
+            raise ToolNotSupportedError("Only openapi is supported now.")
+
+        # get openapi yaml
+        response = get(api_url, headers={"User-Agent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) "}, timeout=5)
+
+        if response.status_code != 200:
+            raise ToolProviderNotFoundError("cannot get openapi yaml from url.")
+
+        return ApiBasedToolSchemaParser.parse_openapi_yaml_to_tool_bundle(
+            response.text, extra_info=extra_info, warning=warning
+        )
+
+    @staticmethod
+    def auto_parse_to_tool_bundle(
+        content: str, extra_info: dict | None = None, warning: dict | None = None
+    ) -> tuple[list[ApiToolBundle], str]:
+        """
+        auto parse to tool bundle
+
+        :param content: the content
+        :param extra_info: the extra info
+        :param warning: the warning message
+        :return: tools bundle, schema_type
+        """
+        warning = warning if warning is not None else {}
+        extra_info = extra_info if extra_info is not None else {}
+
+        content = content.strip()
+        loaded_content = None
+        json_error = None
+        yaml_error = None
+
+        try:
+            loaded_content = json_loads(content)
+        except JSONDecodeError as e:
+            json_error = e
+
+        if loaded_content is None:
+            try:
+                loaded_content = safe_load(content)
+            except YAMLError as e:
+                yaml_error = e
+        if loaded_content is None:
+            raise ToolApiSchemaError(
+                f"Invalid api schema, schema is neither json nor yaml. json error: {str(json_error)},"
+                f" yaml error: {str(yaml_error)}"
+            )
+
+        swagger_error = None
+        openapi_error = None
+        openapi_plugin_error = None
+        schema_type = None
+
+        try:
+            openapi = ApiBasedToolSchemaParser.parse_openapi_to_tool_bundle(
+                loaded_content, extra_info=extra_info, warning=warning
+            )
+            schema_type = ApiProviderSchemaType.OPENAPI.value
+            return openapi, schema_type
+        except ToolApiSchemaError as e:
+            openapi_error = e
+
+        # openai parse error, fallback to swagger
+        try:
+            converted_swagger = ApiBasedToolSchemaParser.parse_swagger_to_openapi(
+                loaded_content, extra_info=extra_info, warning=warning
+            )
+            schema_type = ApiProviderSchemaType.SWAGGER.value
+            return ApiBasedToolSchemaParser.parse_openapi_to_tool_bundle(
+                converted_swagger, extra_info=extra_info, warning=warning
+            ), schema_type
+        except ToolApiSchemaError as e:
+            swagger_error = e
+
+        # swagger parse error, fallback to openai plugin
+        try:
+            openapi_plugin = ApiBasedToolSchemaParser.parse_openai_plugin_json_to_tool_bundle(
+                json_dumps(loaded_content), extra_info=extra_info, warning=warning
+            )
+            return openapi_plugin, ApiProviderSchemaType.OPENAI_PLUGIN.value
+        except ToolNotSupportedError as e:
+            # maybe it's not plugin at all
+            openapi_plugin_error = e
+
+        raise ToolApiSchemaError(
+            f"Invalid api schema, openapi error: {str(openapi_error)}, swagger error: {str(swagger_error)},"
+            f" openapi plugin error: {str(openapi_plugin_error)}"
+        )

api/core/datasource/utils/text_processing_utils.py

@@ -0,0 +1,17 @@
+import re
+
+
+def remove_leading_symbols(text: str) -> str:
+    """
+    Remove leading punctuation or symbols from the given text.
+
+    Args:
+        text (str): The input text to process.
+
+    Returns:
+        str: The text with leading punctuation or symbols removed.
+    """
+    # Match Unicode ranges for punctuation and symbols
+    # FIXME this pattern is confused quick fix for #11868 maybe refactor it later
+    pattern = r"^[\u2000-\u206F\u2E00-\u2E7F\u3000-\u303F!\"#$%&'()*+,./:;<=>?@^_`~]+"
+    return re.sub(pattern, "", text)

api/core/datasource/utils/uuid_utils.py

@@ -0,0 +1,9 @@
+import uuid
+
+
+def is_valid_uuid(uuid_str: str) -> bool:
+    try:
+        uuid.UUID(uuid_str)
+        return True
+    except Exception:
+        return False

api/core/datasource/utils/workflow_configuration_sync.py

@@ -0,0 +1,43 @@
+from collections.abc import Mapping, Sequence
+from typing import Any
+
+from core.app.app_config.entities import VariableEntity
+from core.tools.entities.tool_entities import WorkflowToolParameterConfiguration
+
+
+class WorkflowToolConfigurationUtils:
+    @classmethod
+    def check_parameter_configurations(cls, configurations: list[Mapping[str, Any]]):
+        for configuration in configurations:
+            WorkflowToolParameterConfiguration.model_validate(configuration)
+
+    @classmethod
+    def get_workflow_graph_variables(cls, graph: Mapping[str, Any]) -> Sequence[VariableEntity]:
+        """
+        get workflow graph variables
+        """
+        nodes = graph.get("nodes", [])
+        start_node = next(filter(lambda x: x.get("data", {}).get("type") == "start", nodes), None)
+
+        if not start_node:
+            return []
+
+        return [VariableEntity.model_validate(variable) for variable in start_node.get("data", {}).get("variables", [])]
+
+    @classmethod
+    def check_is_synced(
+        cls, variables: list[VariableEntity], tool_configurations: list[WorkflowToolParameterConfiguration]
+    ):
+        """
+        check is synced
+
+        raise ValueError if not synced
+        """
+        variable_names = [variable.variable for variable in variables]
+
+        if len(tool_configurations) != len(variables):
+            raise ValueError("parameter configuration mismatch, please republish the tool to update")
+
+        for parameter in tool_configurations:
+            if parameter.name not in variable_names:
+                raise ValueError("parameter configuration mismatch, please republish the tool to update")

api/core/datasource/utils/yaml_utils.py

@@ -0,0 +1,35 @@
+import logging
+from pathlib import Path
+from typing import Any
+
+import yaml  # type: ignore
+from yaml import YAMLError
+
+logger = logging.getLogger(__name__)
+
+
+def load_yaml_file(file_path: str, ignore_error: bool = True, default_value: Any = {}) -> Any:
+    """
+    Safe loading a YAML file
+    :param file_path: the path of the YAML file
+    :param ignore_error:
+        if True, return default_value if error occurs and the error will be logged in debug level
+        if False, raise error if error occurs
+    :param default_value: the value returned when errors ignored
+    :return: an object of the YAML content
+    """
+    if not file_path or not Path(file_path).exists():
+        if ignore_error:
+            return default_value
+        else:
+            raise FileNotFoundError(f"File not found: {file_path}")
+
+    with open(file_path, encoding="utf-8") as yaml_file:
+        try:
+            yaml_content = yaml.safe_load(yaml_file)
+            return yaml_content or default_value
+        except Exception as e:
+            if ignore_error:
+                return default_value
+            else:
+                raise YAMLError(f"Failed to load YAML file {file_path}: {e}") from e

api/core/datasource/website_crawl/website_crawl_plugin.py

@@ -0,0 +1,51 @@
+from collections.abc import Generator, Mapping
+from typing import Any
+
+from core.datasource.__base.datasource_plugin import DatasourcePlugin
+from core.datasource.__base.datasource_runtime import DatasourceRuntime
+from core.datasource.entities.datasource_entities import (
+    DatasourceEntity,
+    DatasourceProviderType,
+    WebsiteCrawlMessage,
+)
+from core.plugin.impl.datasource import PluginDatasourceManager
+
+
+class WebsiteCrawlDatasourcePlugin(DatasourcePlugin):
+    tenant_id: str
+    plugin_unique_identifier: str
+    entity: DatasourceEntity
+    runtime: DatasourceRuntime
+
+    def __init__(
+        self,
+        entity: DatasourceEntity,
+        runtime: DatasourceRuntime,
+        tenant_id: str,
+        icon: str,
+        plugin_unique_identifier: str,
+    ) -> None:
+        super().__init__(entity, runtime, icon)
+        self.tenant_id = tenant_id
+        self.plugin_unique_identifier = plugin_unique_identifier
+
+    def get_website_crawl(
+        self,
+        user_id: str,
+        datasource_parameters: Mapping[str, Any],
+        provider_type: str,
+    ) -> Generator[WebsiteCrawlMessage, None, None]:
+        manager = PluginDatasourceManager()
+
+        return manager.get_website_crawl(
+            tenant_id=self.tenant_id,
+            user_id=user_id,
+            datasource_provider=self.entity.identity.provider,
+            datasource_name=self.entity.identity.name,
+            credentials=self.runtime.credentials,
+            datasource_parameters=datasource_parameters,
+            provider_type=provider_type,
+        )
+
+    def datasource_provider_type(self) -> str:
+        return DatasourceProviderType.WEBSITE_CRAWL

api/core/datasource/website_crawl/website_crawl_provider.py

@@ -0,0 +1,52 @@
+from core.datasource.__base.datasource_provider import DatasourcePluginProviderController
+from core.datasource.__base.datasource_runtime import DatasourceRuntime
+from core.datasource.entities.datasource_entities import DatasourceProviderEntityWithPlugin, DatasourceProviderType
+from core.datasource.website_crawl.website_crawl_plugin import WebsiteCrawlDatasourcePlugin
+
+
+class WebsiteCrawlDatasourcePluginProviderController(DatasourcePluginProviderController):
+    entity: DatasourceProviderEntityWithPlugin
+    plugin_id: str
+    plugin_unique_identifier: str
+
+    def __init__(
+        self,
+        entity: DatasourceProviderEntityWithPlugin,
+        plugin_id: str,
+        plugin_unique_identifier: str,
+        tenant_id: str,
+    ) -> None:
+        super().__init__(entity, tenant_id)
+        self.plugin_id = plugin_id
+        self.plugin_unique_identifier = plugin_unique_identifier
+
+    @property
+    def provider_type(self) -> DatasourceProviderType:
+        """
+        returns the type of the provider
+        """
+        return DatasourceProviderType.WEBSITE_CRAWL
+
+    def get_datasource(self, datasource_name: str) -> WebsiteCrawlDatasourcePlugin:  # type: ignore
+        """
+        return datasource with given name
+        """
+        datasource_entity = next(
+            (
+                datasource_entity
+                for datasource_entity in self.entity.datasources
+                if datasource_entity.identity.name == datasource_name
+            ),
+            None,
+        )
+
+        if not datasource_entity:
+            raise ValueError(f"Datasource with name {datasource_name} not found")
+
+        return WebsiteCrawlDatasourcePlugin(
+            entity=datasource_entity,
+            runtime=DatasourceRuntime(tenant_id=self.tenant_id),
+            tenant_id=self.tenant_id,
+            icon=self.entity.identity.icon,
+            plugin_unique_identifier=self.plugin_unique_identifier,
+        )

api/core/entities/knowledge_entities.py

@@ -17,3 +17,27 @@ class IndexingEstimate(BaseModel):
     total_segments: int
     preview: list[PreviewDetail]
     qa_preview: Optional[list[QAPreviewDetail]] = None
+
+
+class PipelineDataset(BaseModel):
+    id: str
+    name: str
+    description: str
+    chunk_structure: str
+
+
+class PipelineDocument(BaseModel):
+    id: str
+    position: int
+    data_source_type: str
+    data_source_info: Optional[dict] = None
+    name: str
+    indexing_status: str
+    error: Optional[str] = None
+    enabled: bool
+
+
+class PipelineGenerateResponse(BaseModel):
+    batch: str
+    dataset: PipelineDataset
+    documents: list[PipelineDocument]

api/core/entities/provider_configuration.py

@@ -29,7 +29,6 @@ from core.model_runtime.entities.provider_entities import (
 )
 from core.model_runtime.model_providers.__base.ai_model import AIModel
 from core.model_runtime.model_providers.model_provider_factory import ModelProviderFactory
-from core.plugin.entities.plugin import ModelProviderID
 from extensions.ext_database import db
 from libs.datetime_utils import naive_utc_now
 from models.provider import (
@@ -42,6 +41,7 @@ from models.provider import (
     ProviderType,
     TenantPreferredModelProvider,
 )
+from models.provider_ids import ModelProviderID
 
 logger = logging.getLogger(__name__)
 
@@ -683,6 +683,7 @@ class ProviderConfiguration(BaseModel):
         Get custom model credentials.
         """
         # get provider model
+
         model_provider_id = ModelProviderID(self.provider.provider)
         provider_names = [self.provider.provider]
         if model_provider_id.is_langgenius():
@@ -1182,6 +1183,7 @@ class ProviderConfiguration(BaseModel):
         """
         Get provider model setting.
         """
+
         model_provider_id = ModelProviderID(self.provider.provider)
         provider_names = [self.provider.provider]
         if model_provider_id.is_langgenius():
@@ -1265,6 +1267,7 @@ class ProviderConfiguration(BaseModel):
         :param model: model name
         :return:
         """
+
         model_provider_id = ModelProviderID(self.provider.provider)
         provider_names = [self.provider.provider]
         if model_provider_id.is_langgenius():
@@ -1398,7 +1401,7 @@ class ProviderConfiguration(BaseModel):
         """
         secret_input_form_variables = []
         for credential_form_schema in credential_form_schemas:
-            if credential_form_schema.type == FormType.SECRET_INPUT:
+            if credential_form_schema.type.value == FormType.SECRET_INPUT.value:
                 secret_input_form_variables.append(credential_form_schema.variable)
 
         return secret_input_form_variables

api/core/file/datasource_file_parser.py

@@ -0,0 +1,15 @@
+from typing import TYPE_CHECKING, Any, cast
+
+from core.datasource import datasource_file_manager
+from core.datasource.datasource_file_manager import DatasourceFileManager
+
+if TYPE_CHECKING:
+    from core.datasource.datasource_file_manager import DatasourceFileManager
+
+tool_file_manager: dict[str, Any] = {"manager": None}
+
+
+class DatasourceFileParser:
+    @staticmethod
+    def get_datasource_file_manager() -> "DatasourceFileManager":
+        return cast("DatasourceFileManager", datasource_file_manager["manager"])

api/core/file/enums.py

@@ -20,6 +20,7 @@ class FileTransferMethod(StrEnum):
     REMOTE_URL = "remote_url"
     LOCAL_FILE = "local_file"
     TOOL_FILE = "tool_file"
+    DATASOURCE_FILE = "datasource_file"
 
     @staticmethod
     def value_of(value):

api/core/file/file_manager.py

@@ -97,7 +97,11 @@ def to_prompt_message_content(
 
 
 def download(f: File, /):
-    if f.transfer_method in (FileTransferMethod.TOOL_FILE, FileTransferMethod.LOCAL_FILE):
+    if f.transfer_method in (
+        FileTransferMethod.TOOL_FILE,
+        FileTransferMethod.LOCAL_FILE,
+        FileTransferMethod.DATASOURCE_FILE,
+    ):
         return _download_file_content(f._storage_key)
     elif f.transfer_method == FileTransferMethod.REMOTE_URL:
         response = ssrf_proxy.get(f.remote_url, follow_redirects=True)