apiVersion: v1 kind: ReplicationController metadata: name: kube-dns-v10 namespace: kube-system labels: k8s-app: kube-dns version: v10 kubernetes.io/cluster-service: "true" spec: replicas: 1 selector: k8s-app: kube-dns version: v10 template: metadata: labels: k8s-app: kube-dns version: v10 kubernetes.io/cluster-service: "true" spec: containers: - name: etcd image: gcr.io/google_containers/etcd-amd64:2.2.1 resources: # keep request = limit to keep this container in guaranteed class limits: cpu: 100m memory: 50Mi requests: cpu: 100m memory: 50Mi command: - /usr/local/bin/etcd - -data-dir - /var/etcd/data - -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 volumeMounts: - name: etcd-storage mountPath: /var/etcd/data - name: kube2sky image: gcr.io/google_containers/kube2sky:1.12 resources: # keep request = limit to keep this container in guaranteed class limits: cpu: 100m memory: 50Mi requests: cpu: 100m memory: 50Mi args: # command = "/kube2sky" - --domain=cluster.local - name: skydns image: gcr.io/google_containers/skydns:2015-10-13-8c72f8c resources: # keep request = limit to keep this container in guaranteed class limits: cpu: 100m memory: 50Mi requests: cpu: 100m memory: 50Mi args: # command = "/skydns" - -machines=http://127.0.0.1:4001 - -addr=0.0.0.0:53 - -ns-rotate=false - -domain=cluster.local. ports: - containerPort: 53 name: dns protocol: UDP - containerPort: 53 name: dns-tcp protocol: TCP livenessProbe: httpGet: path: /healthz port: 8080 scheme: HTTP initialDelaySeconds: 30 timeoutSeconds: 5 readinessProbe: httpGet: path: /healthz port: 8080 scheme: HTTP initialDelaySeconds: 1 timeoutSeconds: 5 - name: healthz image: gcr.io/google_containers/exechealthz:1.0 resources: # keep request = limit to keep this container in guaranteed class limits: cpu: 10m memory: 20Mi requests: cpu: 10m memory: 20Mi args: - -cmd=nslookup kubernetes.default.svc.cluster.local 127.0.0.1 >/dev/null - -port=8080 ports: - containerPort: 8080 protocol: TCP volumes: - name: etcd-storage emptyDir: {} dnsPolicy: Default # Don't use cluster DNS. --- 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: 10.0.0.10 ports: - name: dns port: 53 protocol: UDP - name: dns-tcp port: 53 protocol: TCP