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https://github.com/hansjone/netx.git
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oliver
6e2c8517cf
Queue fabric edge deletes until Save with undo-safe pending state; hard-delete topology/LLDP placeholders from the canvas; purge fully orphaned fabric nodes after inventory detach, with a periodic reconcile GC. Co-authored-by: Cursor <cursoragent@cursor.com>
99 lines
3.3 KiB
Python
99 lines
3.3 KiB
Python
"""Periodic Fabric inventory reconcile: dangling detach + fully-orphaned GC."""
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from __future__ import annotations
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import logging
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import threading
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import time
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from typing import Any
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from .config import settings
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from .db import SessionLocal
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_log = logging.getLogger("netx.fabric_reconcile.scheduler")
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_stop = threading.Event()
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_thread: threading.Thread | None = None
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_last_run_mono: float = 0.0
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_last_stats: dict[str, Any] | None = None
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def run_fabric_reconcile_once() -> dict[str, Any]:
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"""Detach dangling managed/UME refs and purge fully orphaned fabric nodes."""
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global _last_run_mono, _last_stats
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from .topology_inventory_lifecycle import reconcile_dangling_fabric_links
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db = SessionLocal()
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try:
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stats = reconcile_dangling_fabric_links(db, sweep_orphans=True)
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db.commit()
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_last_run_mono = time.monotonic()
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_last_stats = dict(stats)
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purged = int(stats.get("purged_orphans") or 0)
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dangling = int(stats.get("dangling_managed_refs") or 0) + int(
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stats.get("dangling_ume_refs") or 0
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)
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if purged or dangling:
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_log.info(
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"fabric reconcile done dangling_m=%s dangling_u=%s purged_orphans=%s edges_deleted=%s",
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stats.get("dangling_managed_refs"),
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stats.get("dangling_ume_refs"),
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purged,
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stats.get("edges_deleted"),
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)
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else:
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_log.debug("fabric reconcile idle")
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return stats
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except Exception:
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db.rollback()
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raise
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finally:
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db.close()
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def _loop() -> None:
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interval = max(300, int(getattr(settings, "fabric_reconcile_interval_sec", 21600) or 21600))
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# Short first delay so API/worker boot is not blocked by a full-table scan.
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startup_delay = min(120, interval)
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_log.info(
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"fabric reconcile scheduler started interval=%ss startup_delay=%ss",
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interval,
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startup_delay,
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)
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_stop.wait(startup_delay)
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while not _stop.is_set():
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try:
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if bool(getattr(settings, "fabric_reconcile_scheduler_enabled", True)):
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run_fabric_reconcile_once()
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except Exception:
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_log.exception("fabric reconcile tick failed")
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_stop.wait(interval)
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_log.info("fabric reconcile scheduler stopped")
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def start_fabric_reconcile_scheduler() -> None:
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global _thread
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if not bool(getattr(settings, "fabric_reconcile_scheduler_enabled", True)):
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_log.info("fabric reconcile scheduler disabled by settings")
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return
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if _thread and _thread.is_alive():
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return
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_stop.clear()
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_thread = threading.Thread(target=_loop, name="fabric-reconcile-scheduler", daemon=True)
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_thread.start()
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def stop_fabric_reconcile_scheduler() -> None:
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_stop.set()
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def fabric_reconcile_scheduler_status() -> dict[str, Any]:
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now = time.monotonic()
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return {
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"running": bool(_thread is not None and _thread.is_alive()),
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"last_run_age_sec": (now - _last_run_mono) if _last_run_mono else None,
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"last_stats": dict(_last_stats) if _last_stats else None,
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"interval_sec": max(
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300, int(getattr(settings, "fabric_reconcile_interval_sec", 21600) or 21600)
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),
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"enabled": bool(getattr(settings, "fabric_reconcile_scheduler_enabled", True)),
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}
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