- Add intel_service.py: RSS feed scanner for threat intelligence Searches CISA, NIST NVD, SANS ISC, BleepingComputer, The Hacker News, Krebs on Security for mentions of MITRE technique IDs and names - New intel items stored in intel_items table with URL deduplication - Techniques with new intel flagged with review_required=True - Add POST /system/run-intel-scan endpoint (admin only) - Register weekly intel scan job in APScheduler (every 7 days) - Audit log records each scan execution with summary stats - Update README with new endpoint and project structure
94 lines
2.7 KiB
Python
94 lines
2.7 KiB
Python
"""Scheduled background jobs.
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Registers periodic tasks on an APScheduler ``BackgroundScheduler``:
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* **MITRE sync** — every 24 hours (see :func:`sync_mitre`)
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* **Intel scan** — every 7 days (see :func:`scan_intel`)
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Each job manages its own database session (created on entry, closed in
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``finally``) so it is fully independent from FastAPI's request-scoped
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sessions.
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"""
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import logging
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from apscheduler.schedulers.background import BackgroundScheduler
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from app.database import SessionLocal
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from app.services.mitre_sync_service import sync_mitre
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from app.services.intel_service import scan_intel
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logger = logging.getLogger(__name__)
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# ---------------------------------------------------------------------------
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# Module-level scheduler instance
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# ---------------------------------------------------------------------------
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scheduler = BackgroundScheduler()
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# ---------------------------------------------------------------------------
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# Job functions
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# ---------------------------------------------------------------------------
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def _run_mitre_sync() -> None:
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"""Execute a MITRE sync inside its own DB session."""
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logger.info("Scheduled MITRE sync job starting...")
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db = SessionLocal()
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try:
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summary = sync_mitre(db)
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logger.info("Scheduled MITRE sync job finished — %s", summary)
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except Exception:
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logger.exception("Scheduled MITRE sync job failed")
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finally:
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db.close()
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def _run_intel_scan() -> None:
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"""Execute an intel scan inside its own DB session."""
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logger.info("Scheduled intel scan job starting...")
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db = SessionLocal()
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try:
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summary = scan_intel(db)
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logger.info("Scheduled intel scan job finished — %s", summary)
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except Exception:
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logger.exception("Scheduled intel scan job failed")
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finally:
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db.close()
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# ---------------------------------------------------------------------------
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# Scheduler bootstrap
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# ---------------------------------------------------------------------------
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def start_scheduler() -> None:
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"""Register all periodic jobs and start the background scheduler.
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Jobs registered:
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* ``mitre_sync`` — every **24 hours**
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* ``intel_scan`` — every **7 days**
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Neither job fires immediately on startup.
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"""
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scheduler.add_job(
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_run_mitre_sync,
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trigger="interval",
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hours=24,
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id="mitre_sync",
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name="MITRE ATT&CK sync (every 24h)",
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replace_existing=True,
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)
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scheduler.add_job(
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_run_intel_scan,
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trigger="interval",
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weeks=1,
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id="intel_scan",
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name="Intel scan (every 7d)",
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replace_existing=True,
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)
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scheduler.start()
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logger.info("Background scheduler started — mitre_sync (24h), intel_scan (7d)")
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