Kubernetes Script to Deploy a postgres DB with Rollingupdate and persistent storage

apiVersion: apps/v1

kind: Deployment

metadata:

  name: postgres

  namespace: default

  labels:

    app: postgres

  annotations:

    deployment.kubernetes.io/revision: "1"

spec:

  replicas: 1

  strategy:

    type: RollingUpdate

    rollingUpdate:

      maxUnavailable: 1

      maxSurge: 1

  selector:

    matchLabels:

      app: postgres

  template:

    metadata:

      name: postgres

      labels:

        app: postgres

    spec:

      containers:

        - name: postgres

          image: "cpettech.docker.repositories.sap.ondemand.com/jtrack_postgres:howto"

          env:

            - name: POSTGRES_USER

              value: postgres

           - name: POSTGRES_PASSWORD

              value: p5FVqfuJFrM42cVX9muQXxrC3r8S9yn0zqWnFR6xCoPqxqVQ

            - name: POSTGRES_INITDB_XLOGDIR

              value: "/var/log/postgresql/logs"

          ports:

            - containerPort: 5432

          volumeMounts:

            - mountPath: /var/lib/postgresql/data

              name: postgre-db

              subPath: data     # https://github.com/

            - mountPath: /var/log/postgresql/logs

              name: postgre-db

              subPath: logs

      volumes:

        - name: postgre-db

          persistentVolumeClaim:

            claimName: postgresdb-pvc

            readOnly: false

      imagePullSecrets:

      - name: cpettechregistry