---
apiVersion: apps/v1
kind: StatefulSet
metadata:
  name: postgres
  namespace: darkdork-dev
  labels:
    app: postgres
spec:
  serviceName: postgres-headless
  replicas: 1
  selector:
    matchLabels:
      app: postgres
  template:
    metadata:
      labels:
        app: postgres
    spec:
      terminationGracePeriodSeconds: 60
      imagePullSecrets:
      - name: registry-credentials
      securityContext:
        fsGroup: 1000
      containers:
      - name: postgres
        image: postgres:17-alpine
        imagePullPolicy: IfNotPresent
        ports:
        - containerPort: 5432
          name: postgres
        resources:
          requests:
            memory: "3Gi"
            cpu: "1000m"
          limits:
            memory: "4Gi"
            cpu: "2000m"
        env:
        - name: POSTGRES_PASSWORD
          valueFrom:
            secretKeyRef:
              name: postgres
              key: postgres-password
        - name: DB_PASS
          valueFrom:
            secretKeyRef:
              name: postgres
              key: postgres-password
        - name: PGDATA
          value: /var/lib/postgresql/data/pgdata
        volumeMounts:
        - name: postgres-storage
          mountPath: /var/lib/postgresql/data
          subPath: pgdata # Using subPath to avoid permission issues
        - name: dshm
          mountPath: /dev/shm
        - name: postgres-init-volume
          mountPath: /docker-entrypoint-initdb.d
        - name: postgres-config-volume
          mountPath: /etc/postgresql/postgresql.conf
          subPath: postgresql.conf
        command:
        - docker-entrypoint.sh
        - -c
        - config_file=/etc/postgresql/postgresql.conf
        livenessProbe:
          exec:
            command:
            - pg_isready
            - -U
            - postgres
          initialDelaySeconds: 30
          periodSeconds: 10
          timeoutSeconds: 5
          failureThreshold: 3
        readinessProbe:
          exec:
            command:
            - pg_isready
            - -U
            - postgres
          initialDelaySeconds: 5
          periodSeconds: 5
          timeoutSeconds: 3
          failureThreshold: 3
        startupProbe:
          exec:
            command:
              - pg_isready
              - -U
              - postgres
              - -d
              - pleroma
          initialDelaySeconds: 15
          periodSeconds: 5
          timeoutSeconds: 3
          failureThreshold: 12
        lifecycle:
          preStop:
            exec:
              command: ["pg_ctl stop -w -t 60 -m fast"]
      volumes:
      - name: dshm
        emptyDir:
          medium: Memory
          sizeLimit: 2Gi
      - name: postgres-init-volume
        configMap:
          name: postgres-init
          defaultMode: 0755
      - name: postgres-config-volume
        configMap:
          name: postgres-config
      - name: postgres-storage
        persistentVolumeClaim:
          claimName: postgres-pvc