apiVersion: apps/v1
kind: Deployment
metadata:
  name: postgres
spec:
  replicas: 1
  strategy:
    type: Recreate
  selector:
    matchLabels:
      app: postgres
  template:
    metadata:
      labels:
        app: postgres
    spec:
      containers:
        - name: postgres
          image: ghcr.io/chrislovering/psql_extended:15
          imagePullPolicy: "Always"
          ports:
            - name: postgres
              containerPort: 5432
          envFrom:
            - secretRef:
                name: postgres-env
          args: ["-c", "config_file=/etc/postgresql/postgresql.conf"]
          volumeMounts:
            - name: postgres-data
              mountPath: /var/lib/postgresql/data
              subPath: pgdata
            - name: postgres-config
              mountPath: /etc/postgresql
            - name: dshm
              mountPath: /dev/shm
      volumes:
        - name: postgres-data
          persistentVolumeClaim:
            claimName: postgres-storage
        - name: postgres-config
          configMap:
            name: postgres-config
        - name: dshm
          emptyDir:
            medium: Memory
            sizeLimit: 2Gi