Add metrics collection scheduler with automatic job management, improve terminal session cleanup on 404/403 errors, and refactor metrics collection endpoint to use shared background job function with WebSocket broadcast support

app/services/metrics_collection_scheduler.py

@@ -0,0 +1,77 @@
+"""Planification de la collecte automatique des métriques."""
+
+from __future__ import annotations
+
+import logging
+from typing import Optional
+
+from apscheduler.schedulers.asyncio import AsyncIOScheduler
+
+from app.models.database import async_session_maker
+
+logger = logging.getLogger(__name__)
+
+
+METRICS_COLLECTION_JOB_ID = "metrics_collect_all"
+
+
+def interval_to_seconds(interval: Optional[str]) -> Optional[int]:
+    if not interval or interval == "off":
+        return None
+
+    mapping = {
+        "5min": 5 * 60,
+        "15min": 15 * 60,
+        "30min": 30 * 60,
+        "1h": 60 * 60,
+        "6h": 6 * 60 * 60,
+        "12h": 12 * 60 * 60,
+        "24h": 24 * 60 * 60,
+    }
+
+    return mapping.get(interval)
+
+
+def apply_interval(scheduler: AsyncIOScheduler, interval: str) -> None:
+    seconds = interval_to_seconds(interval)
+
+    existing = scheduler.get_job(METRICS_COLLECTION_JOB_ID)
+    if seconds is None:
+        if existing:
+            scheduler.remove_job(METRICS_COLLECTION_JOB_ID)
+            logger.info("[METRICS_SCHEDULER] Job removed (interval=off)")
+        return
+
+    from app.routes.builtin_playbooks import collect_all_metrics_job
+
+    scheduler.add_job(
+        collect_all_metrics_job,
+        trigger="interval",
+        seconds=seconds,
+        id=METRICS_COLLECTION_JOB_ID,
+        name="Metrics Collection",
+        replace_existing=True,
+    )
+    logger.info(f"[METRICS_SCHEDULER] Job scheduled: interval={interval} ({seconds}s)")
+
+
+def apply_interval_using_global_scheduler(interval: str) -> None:
+    from app.services import scheduler_service
+
+    apply_interval(scheduler_service.scheduler, interval)
+
+
+async def load_and_apply_from_db() -> str:
+    from app.crud.app_setting import AppSettingRepository
+    from app.services import scheduler_service
+
+    interval = "off"
+    async with async_session_maker() as session:
+        repo = AppSettingRepository(session)
+        row = await repo.get("metrics_collection_interval")
+        if row and row.value:
+            interval = row.value
+
+    logger.info(f"[METRICS_SCHEDULER] Loading from DB: interval={interval}")
+    apply_interval(scheduler_service.scheduler, interval)
+    return interval