Kubernetes DNS addon with etcd+skydns+kube2sky

skydns-rc.yml

apiVersion: v1
kind: ReplicationController
metadata: 
  labels: 
    k8s-app: kube-dns
    kubernetes.io/cluster-service: "true"
  name: kube-dns
  namespace: kube-system
spec: 
  replicas: 1
  selector: 
    k8s-app: kube-dns
  template: 
    metadata: 
      labels: 
        k8s-app: kube-dns
        kubernetes.io/cluster-service: "true"
    spec: 
      containers: 
        - name: etcd
          command: 
            - /usr/local/bin/etcd
            - "-listen-client-urls"
            - "http://127.0.0.1:2379,http://127.0.0.1:4001"
            - "-advertise-client-urls"
            - "http://127.0.0.1:2379,http://127.0.0.1:4001"
            - "-initial-cluster-token"
            - skydns-etcd
          image: "gcr.io/google_containers/etcd:2.0.9"
          resources: 
            limits: 
              cpu: 100m
              memory: 50Mi
        - name: kube2sky
          args: 
            - "-domain=cluster.local"
            - "-kube_master_url=http://10.7.114.81:8080"
          image: "gcr.io/google_containers/kube2sky:1.11"
          resources: 
            limits: 
              cpu: 100m
              memory: 50Mi
        - name: skydns
          args: 
            - "-machines=http://localhost:4001"
            - "-addr=0.0.0.0:53"
            - "-domain=cluster.local"
          image: "gcr.io/google_containers/skydns:2015-03-11-001"
          livenessProbe: 
            exec: 
              command: 
                - /bin/sh
                - "-c"
                - "nslookup kubernetes.default.svc.cluster.local localhost >/dev/null"
            initialDelaySeconds: 30
            timeoutSeconds: 5
          ports: 
            - containerPort: 53
              name: dns
              protocol: UDP
            - containerPort: 53
              name: dns-tcp
              protocol: TCP
          resources: 
            limits: 
              cpu: 100m
              memory: 50Mi
      dnsPolicy: Default

skydns-svc.yml

apiVersion: v1
kind: Service
metadata:
  name: kube-dns
  namespace: kube-system
  labels:
    k8s-app: kube-dns
    kubernetes.io/cluster-service: "true"
    kubernetes.io/name: "KubeDNS"
spec:
  selector:
    k8s-app: kube-dns
  clusterIP: 10.100.0.100
  ports:
  - name: dns
    port: 53
    protocol: UDP
  - name: dns-tcp
    port: 53
    protocol: TCP