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  • 安装kubernetes dashboard

    一.kubernetes dashboard

    kubernetes dashboard是k8s的web管理界面

    二.安装

    k8s的版本为1.5

    1.创建dashboard-controller.yaml

    [root@master dashboard]# cat dashboard-controller.yaml
    apiVersion: extensions/v1beta1
    kind: Deployment
    metadata:
    # Keep the name in sync with image version and
    # gce/coreos/kube-manifests/addons/dashboard counterparts
      name: kubernetes-dashboard-latest
      namespace: kube-system
    spec:
      replicas: 1
      template:
        metadata:
          labels:
            k8s-app: kubernetes-dashboard
            version: latest
            kubernetes.io/cluster-service: "true"
        spec:
          containers:
          - name: kubernetes-dashboard
            image: bestwu/kubernetes-dashboard-amd64:v1.6.3
            resources:
              # keep request = limit to keep this container in guaranteed class
              limits:
                cpu: 100m
                memory: 50Mi
              requests:
                cpu: 100m
                memory: 50Mi
            ports:
            - containerPort: 9090
            args:
             -  --apiserver-host=http://192.168.2.17:8080
            livenessProbe:
              httpGet:
                path: /
                port: 9090
              initialDelaySeconds: 30
              timeoutSeconds: 30
    

      

    ps:
    上文中的--apiserver-host,这是master的地址

    应用该配置文件:

    #kubectl apply -f dashboard-controller.yaml
    

      

    2.创建dashboard-service.yaml

    [root@master dashboard]# cat dashboard-service.yaml
    kind: Service
    metadata:
      name: kubernetes-dashboard
      namespace: kube-system
      labels:
        k8s-app: kubernetes-dashboard
        kubernetes.io/cluster-service: "true"
    spec:
      selector:
        k8s-app: kubernetes-dashboard
      ports:
      - port: 80
        targetPort: 9090
    

    应用该配置文件:

    #kubectl apply -f dashboard-service.yaml
    

      

    3.查看创建状况:

    [root@master dashboard]# kubectl get pods -n=kube-system
    NAME                                           READY     STATUS    RESTARTS   AGE
    kubernetes-dashboard-3708984300-cx0cz          1/1       Running   0          5h
    
    [root@master dashboard]# kubectl get svc -n=kube-system
    NAME                   CLUSTER-IP      EXTERNAL-IP   PORT(S)         AGE
    kubernetes-dashboard   10.254.46.214   <none>        80/TCP          25m
    

      

    三.外部访问(请参见ingress)

    1.创建kubernetes-dashboard-ingress.yaml

    [root@master ingress]# cat kubernetes-dashboard-ingress.yaml
    apiVersion: extensions/v1beta1
    kind: Ingress
    metadata:
      name: dashboard-ui-ingress
      namespace: kube-system
    spec:
      rules:
      - host: ui.k8.ingress
        http:
          paths:
          - path: /
            backend:
              serviceName: kubernetes-dashboard
              servicePort: 80
    

      

    ps

    注意namespace,并不是默认值

    应用配置文件

    #kubectl apply -f kubernetes-dashboard-ingress.yaml
    

      

    2.查看ingress

    [root@master dashboard]# kubectl get ingress -n=kube-system
    NAME                   HOSTS           ADDRESS        PORTS     AGE
    dashboard-ui-ingress   ui.k8.ingress   192.168.2.26   80        19m
    

      

    3.做hosts

    192.168.2.26 ui.k8.ingress

    4.访问http://ui.k8.ingress, 应该能看到k8s的web管理界面

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  • 原文地址:https://www.cnblogs.com/itfenqing/p/10127226.html
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