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fix(browser): fix idle watchdog leak on repeated start/stop cycles

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matevip 2026-04-06 12:01:09 +08:00
parent 6756577428
commit 4a99382004
1 changed files with 23 additions and 4 deletions
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27
mateclaw-server/src/main/java/vip/mate/tool/builtin/BrowserUseTool.java
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@ -282,6 +282,12 @@ public class BrowserUseTool {
return ok("No browser running");
}
// 取消空闲看门狗（避免 stop 后定时任务继续运行）
ScheduledFuture<?> watchdog = session.idleWatchdog;
if (watchdog != null && !watchdog.isDone()) {
watchdog.cancel(false);
}
String cdpUrl = session.cdpUrl;
boolean wasCdp = session.connectedViaCdp;
session.close(); // Only closes Browser/Context, not the shared Playwright instance
@ -624,15 +630,26 @@ public class BrowserUseTool {
}
private void scheduleIdleCheck(String sessionKey) {
scheduler.scheduleAtFixedRate(() -> {
BrowserSession session = sessions.get(sessionKey);
if (session == null) return;
long idleMinutes = (System.currentTimeMillis() - session.lastActivity) / 60_000;
BrowserSession session = sessions.get(sessionKey);
if (session == null) return;
// 取消已有的看门狗（防止 start→stop→start 导致多个定时任务累积）
ScheduledFuture<?> existing = session.idleWatchdog;
if (existing != null && !existing.isDone()) {
existing.cancel(false);
}
ScheduledFuture<?> future = scheduler.scheduleAtFixedRate(() -> {
BrowserSession s = sessions.get(sessionKey);
if (s == null) return;
long idleMinutes = (System.currentTimeMillis() - s.lastActivity) / 60_000;
if (idleMinutes >= IDLE_TIMEOUT_MINUTES) {
log.info("[BrowserUse] Idle timeout ({}min), stopping session: {}", idleMinutes, sessionKey);
doStop(sessionKey);
}
}, IDLE_TIMEOUT_MINUTES, 5, TimeUnit.MINUTES);
session.idleWatchdog = future;
}
@PreDestroy
@ -691,6 +708,8 @@ public class BrowserUseTool {
final boolean connectedViaCdp;
final String cdpUrl;
volatile long lastActivity;
/** 空闲看门狗定时任务（stop 时取消，避免泄漏） */
volatile ScheduledFuture<?> idleWatchdog;
BrowserSession(Browser browser, BrowserContext context, Page page,
boolean headed, boolean connectedViaCdp, String cdpUrl) {