fix+perf: SQLite连接busy_timeout修复并发锁/静态版本号缓存/删除资产批量清理/安全检查最新记录子查询修正/AI余额与SSL探测并发化/密钥常量时间比较

app/services/sync_service.py

@@ -299,26 +299,44 @@ def refresh_ai_balance(session: Session, asset_id: int) -> dict:
     }
 
 
-def sync_all_ai_balances(session: Session) -> dict:
-    """遍历所有 AI 账号资产，逐个刷新余额（单个失败不中断整体）"""
+def sync_all_ai_balances(session: Session, max_workers: int = 5) -> dict:
+    """并发刷新所有 AI 账号余额（单个失败不中断整体）
+
+    每个账号需调用外部 API（单次最长 30s），串行时总耗时随账号数线性增长；
+    改为线程池并发后显著提速。注意：SQLite Session 不能跨线程共享，
+    每个 worker 使用独立 Session（WAL 模式下多连接读写安全）。
+    """
+    from concurrent.futures import ThreadPoolExecutor
+
+    from app.database import assets_engine
+
     ai_assets = session.exec(
         select(Asset).where(Asset.asset_type == AssetType.AI_AGENT)
     ).all()
+    asset_ids = [(a.id, a.name) for a in ai_assets]
+
+    def _refresh_one(asset_id: int):
+        with Session(assets_engine) as worker_session:
+            refresh_ai_balance(worker_session, asset_id)
+
     success = 0
     failed = 0
     errors = []
-    for asset in ai_assets:
-        try:
-            refresh_ai_balance(session, asset.id)
-            success += 1
-        except HTTPException as e:
-            failed += 1
-            errors.append(f"{asset.name}: {e.detail}")
-        except Exception as e:  # noqa: BLE001
-            failed += 1
-            errors.append(f"{asset.name}: {e}")
+    with ThreadPoolExecutor(max_workers=max_workers) as pool:
+        futures = {pool.submit(_refresh_one, aid): name for aid, name in asset_ids}
+        for future in futures:
+            name = futures[future]
+            try:
+                future.result()
+                success += 1
+            except HTTPException as e:
+                failed += 1
+                errors.append(f"{name}: {e.detail}")
+            except Exception as e:  # noqa: BLE001
+                failed += 1
+                errors.append(f"{name}: {e}")
     return {
-        "total": len(ai_assets),
+        "total": len(asset_ids),
         "success": success,
         "failed": failed,
         "errors": errors,