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P0: decision_manager _fetch_metrics_snapshot 參數型別錯誤
- prom._instant_query(str) → prom._instant_query({"query": str})
- 結果解析 r.get("status")=="success" → r.get("result", [])
P1: prometheus_provider — alertname PromQL injection 防範
- 新增 _RE_SAFE_ALERTNAME 白名單正則
P1: decision_manager — kubectl action 危險字元注入防範
- 新增 _ALLOWED_KUBECTL_PATTERN 白名單,非法指令格式直接拒絕
P1: decision_manager — 6 個 asyncio.create_task() GC 風險
- 新增 _background_tasks: set + _fire_and_forget() helper
- 所有 bare create_task 改用 _fire_and_forget
P1: ssh_provider — Group B 寫入工具強制需要 known_hosts
- known_hosts 未設定或檔案不存在時拒絕執行,防 MITM
P2: sentry_provider — query 語意白名單驗證
- 新增 _RE_SAFE_SENTRY_QUERY,拒絕含特殊字元的 query
P2: argocd_provider — verify=False 改為 ARGOCD_VERIFY_TLS 環境變數開關
- 新增 _tls_verify() helper,預設 false(self-signed cert)
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>