claude-code-hub/deploy/k8s/postgres/statefulset.yaml

apiVersion: apps/v1
kind: StatefulSet
metadata:
  name: postgres
  namespace: {{NAMESPACE}}
  labels:
    app: postgres
    app.kubernetes.io/part-of: claude-code-hub
spec:
  serviceName: postgres
  replicas: 1
  selector:
    matchLabels:
      app: postgres
  template:
    metadata:
      labels:
        app: postgres
    spec:
      securityContext:
        fsGroup: 999
      containers:
        - name: postgres
          image: postgres:18
          ports:
            - containerPort: 5432
              name: postgres
          env:
            - name: POSTGRES_DB
              value: claude_code_hub
            - name: POSTGRES_USER
              value: claude_code_hub
            - name: POSTGRES_PASSWORD
              valueFrom:
                secretKeyRef:
                  name: claude-code-hub-secrets
                  key: pg-password
            - name: PGDATA
              value: /var/lib/postgresql/data/pgdata
            - name: TZ
              value: {{TIMEZONE}}
            - name: PGTZ
              value: {{TIMEZONE}}
          args:
            - "-c"
            - "max_connections=200"
            - "-c"
            - "shared_buffers=1GB"
            - "-c"
            - "effective_cache_size=3GB"
            - "-c"
            - "work_mem=16MB"
            - "-c"
            - "maintenance_work_mem=512MB"
            - "-c"
            - "wal_buffers=64MB"
            - "-c"
            - "checkpoint_completion_target=0.9"
            - "-c"
            - "random_page_cost=1.1"
            - "-c"
            - "log_min_duration_statement=1000"
          resources:
            requests:
              cpu: 500m
              memory: 2Gi
            limits:
              cpu: "4"
              memory: 4Gi
          volumeMounts:
            - name: postgres-data
              mountPath: /var/lib/postgresql/data
          livenessProbe:
            exec:
              command:
                - pg_isready
                - "-U"
                - claude_code_hub
            initialDelaySeconds: 30
            periodSeconds: 10
            timeoutSeconds: 5
          readinessProbe:
            exec:
              command:
                - pg_isready
                - "-U"
                - claude_code_hub
            initialDelaySeconds: 5
            periodSeconds: 5
            timeoutSeconds: 3
  volumeClaimTemplates:
    - metadata:
        name: postgres-data
      spec:
        accessModes:
          - ReadWriteOnce
        storageClassName: {{STORAGE_CLASS}}
        resources:
          requests:
            storage: {{PG_STORAGE_SIZE}}