Merge pull request 'Backstage 改为 RollingUpdate' (#180) from feat/backstage-rolling-update into main

2026-10-01 19:36:17 +00:00
parent 9368ac559e fef75ad34f
commit f44d4349a7
1 changed files with 8 additions and 1 deletions
@@ -8,8 +8,15 @@ metadata:
    backstage.io/kubernetes-id: homelab-backstage
 spec:
  replicas: 1
+  # Backstage is multi-instance safe (scheduler locks, event bus, and auth keys
+  # live in PostgreSQL), so surge one new pod and keep the old one serving
+  # until it is ready. Migrations run on the new pod while the old one still
+  # serves; revisit if an upgrade ships a backward-incompatible migration.
  strategy:
-    type: Recreate
+    type: RollingUpdate
+    rollingUpdate:
+      maxSurge: 1
+      maxUnavailable: 0
  selector:
    matchLabels:
      app.kubernetes.io/name: backstage