kubernetes pods的外部域名服務器問題

Question

我的pod無法解析外部世界（對於郵件等），我如何將google名稱服務器添加到羣集中？有關信息，主機解決它沒有問題，並有名稱服務器。

Answer 1

問題是活動檢查使滑行失敗，我改變它像波紋管。

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:2.0.9 
     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: 15 
     #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.