docker-pdns/examples/kubernetes/master-daemonset.yaml

---
apiVersion: apps/v1
kind: DaemonSet
metadata:
  labels:
    app.kubernetes.io/name: pdns-master
    app.kubernetes.io/part-of: pdns
    app.kubernetes.io/component: master
  name: pdns-master
spec:
  revisionHistoryLimit: 10
  selector:
    matchLabels:
      app.kubernetes.io/name: pdns-master
      app.kubernetes.io/part-of: pdns
      app.kubernetes.io/component: master
  template:
    metadata:
      creationTimestamp: null
      labels:
        app.kubernetes.io/name: pdns-master
        app.kubernetes.io/part-of: pdns
        app.kubernetes.io/component: master
    spec:
      nodeSelector:
        node-role.kubernetes.io/pdns-master: "true"
      containers:
      - image: pschiffe/pdns-mysql:alpine
        imagePullPolicy: IfNotPresent
        name: pdns-master
        env:
        - name: NODE_NAME
          valueFrom:
            fieldRef:
              fieldPath: spec.nodeName
        - name: PDNS_gmysql_host
          value: "mariadb-pdns"
        - name: PDNS_gmysql_port
          value: "3306"
        - name: PDNS_gmysql_user
          valueFrom:
            secretKeyRef:
              name: mariadb-pdns-secret
              key: username
        - name: PDNS_gmysql_password
          valueFrom:
            secretKeyRef:
              name: mariadb-pdns-secret
              key: password
        - name: PDNS_gmysql_dbname
          value: "master_"
        - name: PDNS_version_string
          value: "anonymous"
        - name: PDNS_primary
          value: "yes"
        - name: PDNS_api
          value: "yes"
        - name: PDNS_api_key
          valueFrom:
            secretKeyRef:
              name: master-pdns-secret
              key: apikey
        - name: PDNS_webserver
          value: "yes"
        - name: PDNS_webserver_address
          value: "0.0.0.0"
        - name: PDNS_webserver_allow_from
          value: "127.0.0.1/32 10.244.0.0/16"
        - name: PDNS_webserver_password
          valueFrom:
            secretKeyRef:
              name: master-pdns-secret
              key: webserver
        - name: PDNS_default_ttl
          value: "1500"
        - name: PDNS_soa_minimum_ttl
          value: "1200"
        - name: PDNS_default_soa_name
          value: "ns1.example.com"
        - name: PDNS_default_soa_mail
          value: "dnsmaster.example.com"
        - name: PDNS_allow_axfr_ips
          value: "10.0.0.2 10.0.0.3"
        - name: PDNS_only_notify
          value: "10.0.0.2 10.0.0.3"
        - name: PDNS_dnsupdate
          value: "yes"
        - name: PDNS_allow_dnsupdate_from
          value: "10.0.0.1/32 127.0.0.1/32 10.244.0.0/16"
        resources:
          limits:
            cpu: 300m
            memory: 256Mi
          requests:
            cpu: 50m
            memory: 128Mi
        ports:
        - name: dns-udp
          containerPort: 53
          protocol: UDP
          hostPort: 53
        - name: dns-tcp
          containerPort: 53
          protocol: TCP
          hostPort: 53
        - containerPort: 8081
          protocol: TCP
      dnsPolicy: ClusterFirstWithHostNet
      restartPolicy: Always
      schedulerName: default-scheduler
      securityContext: {}
      terminationGracePeriodSeconds: 30
  updateStrategy:
    rollingUpdate:
      maxUnavailable: 1
    type: RollingUpdate
---
apiVersion: v1
kind: Secret
metadata:
  labels:
    app.kubernetes.io/name: master-pdns-secret
    app.kubernetes.io/part-of: pdns
    app.kubernetes.io/component: master
  name: master-pdns-secret
data:
  apikey: MTIzNDU2Nzg5MA==
  webserver: MDk4NzY1NDMyMQ==
---
apiVersion: v1
kind: Service
metadata:
  labels:
    app.kubernetes.io/name: master-api-pdns
    app.kubernetes.io/part-of: pdns
    app.kubernetes.io/component: master
  name: master-api-pdns
spec:
  type: ClusterIP
  ports:
  - port: 8081
    targetPort: 8081
  selector:
    app.kubernetes.io/name: pdns-master