refactor(skill): harden bundled-skill DB sync and extend self-heal

This commit is contained in:
matevip 2026-07-21 18:12:29 +08:00
parent 945d8b40a6
commit 0ad1371abd
5 changed files with 186 additions and 63 deletions

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@ -12,6 +12,7 @@ import vip.mate.skill.service.SkillFileService;
import vip.mate.skill.service.SkillService;
import vip.mate.skill.workspace.bundle.ClasspathBundleSource;
import vip.mate.skill.workspace.bundle.MaterializeOptions;
import vip.mate.skill.workspace.bundle.SkillBundleFiles;
import vip.mate.skill.workspace.bundle.SkillBundleMaterializer;
import vip.mate.skill.workspace.bundle.SkillBundleSource;
@ -21,14 +22,13 @@ import java.nio.charset.StandardCharsets;
import java.nio.file.Files;
import java.nio.file.Path;
import java.util.ArrayList;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
/**
* Discovers {@code classpath:skills/*\/SKILL.md} at startup and copies
* Discovers {@code classpath:skills/*/SKILL.md} at startup and copies
* each into the user's skill workspace, upgrading on version bumps.
*
* <p>Split out of {@link SkillWorkspaceManager} so the workspace service
@ -41,9 +41,19 @@ import java.util.regex.Pattern;
* <li>Re-install: only when the classpath SKILL.md frontmatter
* {@code version} is strictly newer than the workspace copy. The
* existing workspace is archived (not deleted) before overwrite.</li>
* <li>Same / older / unparseable version: leave the workspace alone so
* user edits aren't clobbered.</li>
* <li>Self-heal: when the bundle ships {@code scripts/} or
* {@code references/} but the workspace lacks that directory entirely
* (an install performed from a build whose jar was missing those
* folders), the workspace is archived and re-copied even though the
* version is unchanged.</li>
* <li>Same / older / unparseable version with all buckets present: leave
* the workspace alone so user edits aren't clobbered.</li>
* </ul>
*
* <p>Whenever a bundle is copied to disk (install, upgrade, or self-heal),
* its {@code scripts/} and {@code references/} files are also persisted to
* the canonical {@code mate_skill_file} store so multi-instance deployments
* see the same content regardless of which node performed the sync.
*/
@Slf4j
@Component
@ -94,7 +104,8 @@ public class BundledSkillSyncer {
/**
* Sync a single bundled skill. Returns true if the workspace was
* created or upgraded. Same/older versions are no-ops.
* created, upgraded, or self-healed. Same/older versions with all
* bundle buckets present on disk are no-ops.
*/
private boolean syncOne(ResourcePatternResolver resolver, String bundledPath,
String skillName, Resource manifest) {
@ -103,59 +114,74 @@ public class BundledSkillSyncer {
SkillBundleSource source = new ClasspathBundleSource(resolver,
bundledPath + "/" + skillName);
Map<String, String> bundleFiles = loadBundleFilesFromSource(source);
SkillEntity skill = skillService.findByName(skillName);
if (skill != null && skill.getId() != null && !bundleFiles.isEmpty()) {
skillFileService.applyBundleFiles(skill.getId(), bundleFiles, false);
}
if (!firstInstall) {
String bundledVersion = readVersion(manifest);
String workspaceVersion = readVersion(targetDir.resolve("SKILL.md"));
boolean missingScriptsOnDisk = hasScriptsInBundle(bundleFiles) && !Files.exists(targetDir.resolve("scripts"));
if (!missingScriptsOnDisk && (bundledVersion == null || !isNewerVersion(bundledVersion, workspaceVersion))) {
boolean upgrade = bundledVersion != null && isNewerVersion(bundledVersion, workspaceVersion);
if (upgrade) {
log.info("Bundled skill '{}' version {} > workspace version {}, upgrading",
skillName, bundledVersion, workspaceVersion);
} else {
List<String> missing = missingBucketsOnDisk(source, targetDir);
if (missing.isEmpty()) {
log.debug("Bundled skill '{}' workspace is current (bundled={}, workspace={}), skipping",
skillName, bundledVersion, workspaceVersion);
return false;
}
if (!missingScriptsOnDisk) {
log.info("Bundled skill '{}' version {} > workspace version {}, upgrading",
skillName, bundledVersion, workspaceVersion);
workspaceManager.archiveWorkspace(skillName);
} else {
log.info("Bundled skill '{}' is missing scripts directory on disk, force copying bundle", skillName);
log.info("Bundled skill '{}' is missing {} on disk, restoring from bundle",
skillName, missing);
}
// Archive (never overwrite in place) so local edits stay recoverable.
workspaceManager.archiveWorkspace(skillName);
}
copyBundle(source, targetDir);
syncBundleFilesToDb(skillName, source);
eventPublisher.publishEvent(
new SkillWorkspaceEvent(skillName, SkillWorkspaceEvent.Type.CREATED, targetDir));
log.info("{} bundled skill '{}' → {}", firstInstall ? "Synced" : "Upgraded", skillName, targetDir);
return true;
}
private Map<String, String> loadBundleFilesFromSource(SkillBundleSource source) {
Map<String, String> files = new LinkedHashMap<>();
/**
* Buckets ({@code scripts/}, {@code references/}) that ship in the
* bundle but are absent from the workspace directory the fingerprint
* of an install performed from a build whose jar lacked those folders.
*/
private List<String> missingBucketsOnDisk(SkillBundleSource source, Path targetDir) {
List<String> missing = new ArrayList<>();
try {
for (SkillBundleSource.BundleAsset asset : source.assets()) {
String path = asset.relativePath();
if (path.startsWith("scripts/") || path.startsWith("references/")) {
try (InputStream is = asset.open().get()) {
String content = new String(is.readAllBytes(), StandardCharsets.UTF_8);
files.put(path, content);
List<SkillBundleSource.BundleAsset> assets = source.assets();
for (String prefix : SkillBundleFiles.DB_BUCKET_PREFIXES) {
boolean inBundle = assets.stream().anyMatch(a -> a.relativePath().startsWith(prefix));
String dirName = prefix.substring(0, prefix.length() - 1);
if (inBundle && !Files.isDirectory(targetDir.resolve(dirName))) {
missing.add(dirName);
}
}
} catch (IOException e) {
log.warn("Failed to enumerate bundle assets from {}: {}", source.origin(), e.getMessage());
}
} catch (Exception e) {
log.warn("Failed to load bundle assets from {}: {}", source.origin(), e.getMessage());
}
return files;
return missing;
}
private boolean hasScriptsInBundle(Map<String, String> bundleFiles) {
return bundleFiles.keySet().stream().anyMatch(p -> p.startsWith("scripts/"));
/**
* Mirror the bundle's DB-persisted buckets into {@code mate_skill_file}.
* Skipped silently when the skill row doesn't exist yet (first boot
* before seeding) the skill file syncer's disk backfill covers that
* case once the row appears.
*/
private void syncBundleFilesToDb(String skillName, SkillBundleSource source) {
SkillEntity skill = skillService.findByName(skillName);
if (skill == null || skill.getId() == null) return;
try {
Map<String, String> bundleFiles = SkillBundleFiles.readDbEligible(source);
if (bundleFiles.isEmpty()) return;
skillFileService.applyBundleFiles(skill.getId(), bundleFiles, false);
} catch (IOException e) {
log.warn("Failed to load bundle files from {}: {}", source.origin(), e.getMessage());
}
}
private void copyBundle(SkillBundleSource source, Path targetDir) {

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@ -2,11 +2,16 @@ package vip.mate.skill.workspace;
import lombok.RequiredArgsConstructor;
import lombok.extern.slf4j.Slf4j;
import org.springframework.core.io.support.PathMatchingResourcePatternResolver;
import org.springframework.core.io.support.ResourcePatternResolver;
import org.springframework.stereotype.Component;
import vip.mate.skill.model.SkillEntity;
import vip.mate.skill.model.SkillFileEntity;
import vip.mate.skill.service.SkillFileService;
import vip.mate.skill.service.SkillService;
import vip.mate.skill.workspace.bundle.ClasspathBundleSource;
import vip.mate.skill.workspace.bundle.SkillBundleFiles;
import vip.mate.skill.workspace.bundle.SkillBundleSource;
import java.io.IOException;
import java.nio.charset.StandardCharsets;
@ -15,7 +20,9 @@ import java.nio.file.Path;
import java.time.LocalDateTime;
import java.util.ArrayList;
import java.util.HashSet;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;
import java.util.Set;
/**
@ -25,8 +32,10 @@ import java.util.Set;
*
* <p>Also runs a one-time backfill: for any skill that has on-disk files
* but no DB rows (typically pre-V112 installs), the local files are read
* up into the DB so the canonical store catches up to reality. Backfill
* is content-hash idempotent and safe to invoke repeatedly.
* up into the DB so the canonical store catches up to reality. Builtin
* skills with neither DB rows nor on-disk files fall back to re-reading
* the classpath bundle. Backfill is content-hash idempotent and safe to
* invoke repeatedly.
*
* <p>Triggered:
* <ul>
@ -45,6 +54,7 @@ public class SkillFileSyncer {
private final SkillService skillService;
private final SkillFileService skillFileService;
private final SkillWorkspaceManager workspaceManager;
private final SkillWorkspaceProperties workspaceProperties;
/** Aggregate counters for one full sync pass. */
public record SyncReport(int skillsConsidered,
@ -124,31 +134,27 @@ public class SkillFileSyncer {
}
/**
* Backfills builtin skill bundle files from classpath when both DB and disk are empty.
* Backfills builtin skill bundle files from the classpath when both the
* DB and the local workspace are empty the state left behind by an
* install whose jar shipped without {@code scripts/}/{@code references/}.
*/
private int backfillFromClasspathIfNeeded(SkillEntity skill) {
org.springframework.core.io.support.ResourcePatternResolver resolver =
new org.springframework.core.io.support.PathMatchingResourcePatternResolver();
String bundledPath = "skills/" + skill.getName();
vip.mate.skill.workspace.bundle.SkillBundleSource source =
new vip.mate.skill.workspace.bundle.ClasspathBundleSource(resolver, bundledPath);
String bundledPath = workspaceProperties.getBundledSkillsPath();
if (bundledPath == null || bundledPath.isBlank()) return 0;
java.util.Map<String, String> ingested = new java.util.LinkedHashMap<>();
ResourcePatternResolver resolver = new PathMatchingResourcePatternResolver();
SkillBundleSource source = new ClasspathBundleSource(resolver,
bundledPath + "/" + skill.getName());
Map<String, String> ingested;
try {
for (vip.mate.skill.workspace.bundle.SkillBundleSource.BundleAsset asset : source.assets()) {
String relative = asset.relativePath();
if (relative.startsWith("scripts/") || relative.startsWith("references/")) {
try (java.io.InputStream is = asset.open().get()) {
ingested.put(relative, new String(is.readAllBytes(), java.nio.charset.StandardCharsets.UTF_8));
}
}
}
} catch (Exception e) {
ingested = SkillBundleFiles.readDbEligible(source);
} catch (IOException e) {
log.warn("Failed to backfill builtin skill '{}' from classpath: {}", skill.getName(), e.getMessage());
return 0;
}
if (ingested.isEmpty()) return 0;
skillFileService.applyBundleFiles(skill.getId(), ingested, false);
log.info("Backfilled {} bundle file(s) from classpath into mate_skill_file for builtin skill '{}' (id={})",
ingested.size(), skill.getName(), skill.getId());
@ -209,7 +215,7 @@ public class SkillFileSyncer {
if (Files.isDirectory(references)) roots.add(references);
if (roots.isEmpty()) return 0;
java.util.Map<String, String> ingested = new java.util.LinkedHashMap<>();
Map<String, String> ingested = new LinkedHashMap<>();
Set<String> seen = new HashSet<>();
for (Path root : roots) {
String prefix = workspaceDir.relativize(root).toString().replace('\\', '/') + "/";

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@ -0,0 +1,52 @@
package vip.mate.skill.workspace.bundle;
import java.io.IOException;
import java.io.InputStream;
import java.nio.charset.StandardCharsets;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;
/**
* Helpers for the bundle file buckets that mirror into the canonical
* {@code mate_skill_file} store ({@code scripts/} and {@code references/}).
*
* <p>Shared by the bundled-skill startup sync and the skill file syncer's
* classpath backfill so both agree on which paths are DB-persisted and how
* bundle contents are read into memory.
*/
public final class SkillBundleFiles {
/** Path prefixes of the buckets persisted to {@code mate_skill_file}. */
public static final List<String> DB_BUCKET_PREFIXES = List.of("scripts/", "references/");
private SkillBundleFiles() {
}
/** True when the workspace-relative path belongs to a DB-persisted bucket. */
public static boolean isDbEligible(String relativePath) {
if (relativePath == null) return false;
for (String prefix : DB_BUCKET_PREFIXES) {
if (relativePath.startsWith(prefix)) return true;
}
return false;
}
/**
* Read every {@code scripts/} and {@code references/} file of the bundle
* into memory, keyed by workspace-relative path (the key shape
* {@code SkillFileService#applyBundleFiles} expects). Iteration order
* follows {@link SkillBundleSource#assets()} enumeration order.
*/
public static Map<String, String> readDbEligible(SkillBundleSource source) throws IOException {
Map<String, String> files = new LinkedHashMap<>();
for (SkillBundleSource.BundleAsset asset : source.assets()) {
String path = asset.relativePath();
if (!isDbEligible(path)) continue;
try (InputStream is = asset.open().get()) {
files.put(path, new String(is.readAllBytes(), StandardCharsets.UTF_8));
}
}
return files;
}
}

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@ -11,17 +11,26 @@ import vip.mate.skill.service.SkillService;
import vip.mate.skill.workspace.bundle.SkillBundleMaterializer;
import java.io.IOException;
import java.io.InputStream;
import java.nio.file.Files;
import java.nio.file.Path;
import java.util.List;
import java.util.Map;
import static org.junit.jupiter.api.Assertions.*;
import static org.mockito.ArgumentMatchers.*;
import static org.mockito.Mockito.*;
/**
* Tests for {@link BundledSkillSyncer} ensuring bundled skill scripts are synced to DB and workspace disk.
* Tests for {@link BundledSkillSyncer} covering:
*
* <ul>
* <li>First install mirrors bundle scripts/references into the DB.</li>
* <li>Missing {@code scripts/} on disk triggers a self-heal copy even
* when the SKILL.md version is unchanged, archiving the old
* workspace first.</li>
* <li>A current workspace with all buckets present is a strict no-op
* no disk copy, no DB writes.</li>
* </ul>
*/
class BundledSkillSyncerTest {
@ -72,12 +81,18 @@ class BundledSkillSyncerTest {
}
@Test
@DisplayName("Sync forces copy to disk when scripts directory is missing despite unchanged version")
@DisplayName("Sync self-heals a workspace missing scripts/ despite unchanged version")
void syncForcesDiskCopyWhenScriptsDirMissing() throws IOException {
Path pptxDir = tmp.resolve("pptx");
Files.createDirectories(pptxDir);
// Create SKILL.md with current version but omit scripts directory
Files.writeString(pptxDir.resolve("SKILL.md"), "---\nname: pptx\nversion: 1.0.0\n---\n");
// Same SKILL.md as the bundle (identical version) but no scripts/
// directory the state left behind by a build that shipped without
// bundle scripts.
try (InputStream is = getClass().getClassLoader()
.getResourceAsStream("skills/pptx/SKILL.md")) {
assertNotNull(is, "bundled pptx SKILL.md must exist on the test classpath");
Files.write(pptxDir.resolve("SKILL.md"), is.readAllBytes());
}
SkillEntity pptxSkill = new SkillEntity();
pptxSkill.setId(100L);
@ -86,7 +101,30 @@ class BundledSkillSyncerTest {
List<String> synced = syncer.sync();
assertTrue(synced.contains("pptx"), "Should force re-sync when scripts directory is missing");
assertTrue(Files.exists(pptxDir.resolve("scripts")), "scripts directory should now be copied to disk");
assertTrue(synced.contains("pptx"), "Should re-sync when scripts directory is missing");
assertTrue(Files.isDirectory(pptxDir.resolve("scripts")), "scripts directory should now be on disk");
verify(skillFileService, atLeastOnce()).applyBundleFiles(eq(100L), anyMap(), eq(false));
try (var archived = Files.list(tmp.resolve(".archived"))) {
assertTrue(archived.anyMatch(p -> p.getFileName().toString().startsWith("pptx-")),
"old workspace should be archived, not overwritten in place");
}
}
@Test
@DisplayName("Sync is a strict no-op when the workspace is current with all buckets present")
void syncSkipsDbWhenWorkspaceCurrent() {
// First pass installs every bundled skill into the empty root.
syncer.sync();
clearInvocations(skillFileService);
SkillEntity pptxSkill = new SkillEntity();
pptxSkill.setId(100L);
pptxSkill.setName("pptx");
when(skillService.findByName("pptx")).thenReturn(pptxSkill);
List<String> second = syncer.sync();
assertFalse(second.contains("pptx"), "Unchanged workspace should not re-sync");
verify(skillFileService, never()).applyBundleFiles(anyLong(), anyMap(), anyBoolean());
}
}

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@ -51,8 +51,9 @@ class SkillFileSyncerTest {
fileService = new SkillFileService(mapper);
SkillWorkspaceProperties props = new SkillWorkspaceProperties();
props.setRoot(tmp.toString());
props.setBundledSkillsPath("skills");
workspaceManager = new SkillWorkspaceManager(props, mock(ApplicationEventPublisher.class));
syncer = new SkillFileSyncer(skillService, fileService, workspaceManager);
syncer = new SkillFileSyncer(skillService, fileService, workspaceManager, props);
}
@Test