apiVersion: apps/v1
kind: Deployment
metadata:
  name: postgres
spec:
  replicas: 1
  selector:
    matchLabels:
      app: postgres
  template:
    metadata:
      labels:
        app: postgres
    spec:
      containers:
        - name: postgres
          image: {{ .Values.postgres.image }}
          ports:
            - containerPort: 5432
          env:
            - name: POSTGRES_DB
              value: "{{ .Values.postgres.dbName }}"
            - name: POSTGRES_USER
              value: "{{ .Values.postgres.user }}"
            - name: POSTGRES_PASSWORD
              value: "{{ .Values.postgres.password }}"
            - name: POSTGRES_HOST_AUTH_METHOD
              value: "scram-sha-256"
          startupProbe:
            exec:
              command:
                - pg_isready
                - -U
                - "{{ .Values.postgres.user }}"
            initialDelaySeconds: 10
            periodSeconds: 5
            failureThreshold: 30
          readinessProbe:
            exec:
              command:
                - pg_isready
                - -U
                - "{{ .Values.postgres.user }}"
            initialDelaySeconds: 5
            periodSeconds: 10
            timeoutSeconds: 5
            failureThreshold: 5
          livenessProbe:
            exec:
              command:
                - pg_isready
                - -U
                - "{{ .Values.postgres.user }}"
            initialDelaySeconds: 30
            periodSeconds: 10
            timeoutSeconds: 5
            failureThreshold: 3
          volumeMounts:
            - mountPath: /var/lib/postgresql/data
              name: postgres-data
            - mountPath: /etc/postgresql/pg_hba.conf
              name: postgres-config
              subPath: pg_hba.conf
            - mountPath: /etc/postgresql/postgresql.conf
              name: postgres-config
              subPath: postgresql.conf
      volumes:
        - name: postgres-data
          persistentVolumeClaim:
            claimName: postgres-pvc-fresh
        - name: postgres-config
          configMap:
            name: postgres-config