cronjob_template.yaml

apiVersion: batch/v1beta1
kind: CronJob
metadata:
  name: postgres-bkup 
spec:
  schedule: "0 2 * * *"
  concurrencyPolicy: "Replace"
  jobTemplate:
    spec:
      template:
        spec:
          containers:
          - name: backup 
            image: jmwhorton/postgres-bkup:0.1.30
            imagePullPolicy: IfNotPresent
            env:
            - name: DATABASE_NAME
              value: <postgres db name>
            - name: DATABASE_USER
              value: <postgres db root user, ex. postgres>
            - name: DATABASE_HOST
              value: <postgres hostname, ex. database>
            - name: PGPASSWORD
              valueFrom:
                  secretKeyRef:
                      name: <existing secret file with postgres info>
                      key: <postgres root password key>
            - name: STORAGE_USER
              valueFrom:
                  secretKeyRef:
                      name: bkup-secret
                      key: storage_user
            - name: STORAGE_PASSWORD
              valueFrom:
                  secretKeyRef:
                      name: bkup-secret
                      key: storage_password
            - name: STORAGE_HOST
              valueFrom:
                  secretKeyRef:
                      name: bkup-secret
                      key: storage_host
            - name: STORAGE_PATH
              valueFrom:
                  secretKeyRef:
                      name: bkup-secret
                      key: storage_path
          restartPolicy: OnFailure