apiVersion: batch/v1
kind: CronJob
metadata:
  name: cloudflare-ddns
  namespace: cloudflare-ddns
spec:
  # Run every hour at the top of the hour
  schedule: "0 * * * *"
  successfulJobsHistoryLimit: 3
  failedJobsHistoryLimit: 3
  concurrencyPolicy: Forbid
  jobTemplate:
    spec:
      template:
        metadata:
          labels:
            app: cloudflare-ddns
        spec:
          restartPolicy: OnFailure
          containers:
          - name: cloudflare-ddns
            image: curlimages/curl:latest
            command:
            - /bin/sh
            - /scripts/update-dns.sh
            env:
            - name: DOMAINS
              valueFrom:
                configMapKeyRef:
                  name: cloudflare-ddns-config
                  key: DOMAINS
            - name: ZONE_ID
              valueFrom:
                configMapKeyRef:
                  name: cloudflare-ddns-config
                  key: ZONE_ID
            - name: API_TOKEN
              valueFrom:
                secretKeyRef:
                  name: cloudflare-ddns-secret
                  key: API_TOKEN
            volumeMounts:
            - name: scripts
              mountPath: /scripts
              readOnly: true
          volumes:
          - name: scripts
            configMap:
              name: cloudflare-ddns-script
              defaultMode: 0755