fix(k8s): cap api replicas until db role limit is raised [skip ci]
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@@ -31,17 +31,19 @@
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- ArgoCD refresh 後成功同步到 `9db4f72cb`,但 API rollout 卡在 1/2;Pending pod event 顯示 `nodeSelector=mon` 搭配 `topologySpreadConstraints minDomains=2 whenUnsatisfiable=DoNotSchedule` 自相矛盾,造成 scheduler deadlock。
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- 已把 API / Web / Worker 的 topology spread 從硬性 `DoNotSchedule + minDomains=2` 調整為柔性 `ScheduleAnyway`,保留 hostname spread preference,但不再阻塞 post-reboot / GitOps rollout。
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- API 新 pod 排程後又 `CrashLoopBackOff`;previous log 顯示 `harbor_registry_controlled_recovery_preflight.py` 在 production container layout `/app/src/services/...` 使用 `Path(__file__).parents[4]` 造成 `IndexError: 4`。已改用既有 `resolve_repo_root(Path(__file__))`,並同步修掉同型的 StockPlatform controlled recovery preflight 路徑解析,避免下一個 import 再炸。
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- 最新 API image `54ac3cd...` 啟動後又因 `asyncpg.exceptions.TooManyConnectionsError: too many connections for role "awoooi"` CrashLoop;readback 顯示 Postgres `max_connections=300`,但 `awoooi` role `rolconnlimit=2`,且 `awoooi_migrator` 無 `ALTER ROLE` 權限。非 secret admin path 目前不可用,因此先把 API `replicas` 暫時降為 `1`,讓最新版 API 在既有 role limit 內恢復;`replicas=2` 必須等 DB role limit / pool budget 修復後再恢復。
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**驗證**:
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- `argocd-repo-server` rollout:`deployment "argocd-repo-server" successfully rolled out`。
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- ArgoCD readback:`sync=Synced rev=9db4f72cbf98`,API deployment image / env 已更新為 `06819ea96c05...`。
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- `kubectl apply --dry-run=server` 驗證 `awoooi-api`、`awoooi-web`、`awoooi-worker` manifests:通過。
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- `py_compile` / targeted pytest 需在 path resolver fix 後重跑並推正常 CD,因為 production 必須建出新 API image 才能離開 CrashLoop。
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- DB role readback:`awoooi rolconnlimit=2`、`awoooi_migrator rolconnlimit=-1` 但無 `ALTER ROLE` 權限;188 local postgres admin path 需要密碼,未讀 secret。
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**邊界**:未讀 secret / token / `.env` / raw sessions / SQLite / auth;未使用 GitHub / `gh` / GitHub API;未重啟主機 / Docker / Nginx / K3s / DB / firewall;live patch 僅限 ArgoCD repo-server init command 與 prod Deployment topology scheduler policy。
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**下一步**:
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- 推 Gitea main 後等 CD 建新 API image,讀回 API / Web / Worker 全部 Ready、production workbench runtime/desired tag 等於最新 commit,再判定 Gitea/CD 恢復完成。
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- 推 Gitea main 後等 ArgoCD 套用 `replicas=1` recovery cap,讀回 API / Web / Worker Ready、production workbench runtime/desired tag 等於最新 deploy marker;後續 P0 必須修 DB role limit / pool budget 後恢復 API `replicas=2`。
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## 2026-07-01 — 15:25 Gitea live recovery after 110 Docker/control-plane failure
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