k8s从Harbor拉取启动镜像测试

登陆harbor

[root@k8s-master ~]#  docker login 192.168.180.105:1180

Username: admin

Password:

WARNING! Your password will be stored unencrypted in /root/.docker/config.json.

Configure a credential helper to remove this warning. See

https://docs.docker.com/engine/reference/commandline/login/#credentials-store

Login Succeeded

拉取启动

[root@k8s-master ~]# kubectl run nginx-test --image=192.168.180.105:1180/topcheer/nginx:1.2 --port=80 --replicas=1

kubectl run --generator=deployment/apps.v1 is DEPRECATED and will be removed in a future version. Use kubectl run --generator=run-pod/v1 or kubectl create instead.

deployment.apps/nginx-test created

[root@k8s-master ~]# kubectl get rs

NAME                    DESIRED   CURRENT   READY   AGE

nginx-test-754bbf667c   1         1         0       17s

[root@k8s-master ~]# kubectl get pod -o wide

NAME                          READY   STATUS              RESTARTS   AGE   IP       NODE         NOMINATED NODE   READINESS GATES

nginx-test-754bbf667c-q4z25   0/1     ContainerCreating   0          50s   <none>   k8s-node02   <none>           <none>

[root@k8s-master ~]# kubectl get pod -o wide

NAME                          READY   STATUS              RESTARTS   AGE   IP       NODE         NOMINATED NODE   READINESS GATES

nginx-test-754bbf667c-q4z25   0/1     ContainerCreating   0          95s   <none>   k8s-node02   <none>           <none>

发现一直没有启动，查看日志

[root@k8s-master ~]# kubectl describe pod nginx-test-754bbf667c-q4z25

Name:           nginx-test-754bbf667c-q4z25

Namespace:      default

Priority:       0

Node:           k8s-node02/192.168.180.103

Start Time:     Tue, 26 Nov 2019 22:13:31 +0800

Labels:         pod-template-hash=754bbf667c

                run=nginx-test

Annotations:    <none>

Status:         Pending

IP:

Controlled By:  ReplicaSet/nginx-test-754bbf667c

Containers:

  nginx-test:

    Container ID:

    Image:          192.168.180.105:1180/topcheer/nginx:1.2

    Image ID:

    Port:           80/TCP

    Host Port:      0/TCP

    State:          Waiting

      Reason:       ContainerCreating

    Ready:          False

    Restart Count:  0

    Environment:    <none>

    Mounts:

      /var/run/secrets/kubernetes.io/serviceaccount from default-token-hd24d (ro)

Conditions:

  Type              Status

  Initialized       True

  Ready             False

  ContainersReady   False

  PodScheduled      True

Volumes:

  default-token-hd24d:

    Type:        Secret (a volume populated by a Secret)

    SecretName:  default-token-hd24d

    Optional:    false

QoS Class:       BestEffort

Node-Selectors:  <none>

Tolerations:     node.kubernetes.io/not-ready:NoExecute for 300s

                 node.kubernetes.io/unreachable:NoExecute for 300s

Events:

  Type    Reason     Age    From                 Message

  ----    ------     ----   ----                 -------

  Normal  Scheduled  2m53s  default-scheduler    Successfully assigned default/nginx-test-754bbf667c-q4z25 to k8s-node02

  Normal  Pulling    2m11s  kubelet, k8s-node02  Pulling image "192.168.180.105:1180/topcheer/nginx:1.2"

日志中没有显示报错，需要在等等

[root@k8s-master ~]# kubectl get pod -o wide

NAME                          READY   STATUS    RESTARTS   AGE     IP           NODE         NOMINATED NODE   READINESS GATES

nginx-test-754bbf667c-q4z25   1/1     Running   0          6m43s   10.244.1.2   k8s-node02   <none>           <none>

[root@k8s-master ~]# kubectl get pod -o wide

NAME                          READY   STATUS    RESTARTS   AGE     IP           NODE         NOMINATED NODE   READINESS GATES

nginx-test-754bbf667c-q4z25   1/1     Running   0          6m49s   10.244.1.2   k8s-node02   <none>           <none>

[root@k8s-master ~]# curl 10.244.1.2

<!DOCTYPE html>

<html>

<head>

<title>Welcome to nginx!</title>

<style>

    body {

        width: 35em;

        margin: 0 auto;

        font-family: Tahoma, Verdana, Arial, sans-serif;

    }

</style>

</head>

<body>

<h1>Welcome to nginx!</h1>

<p>If you see this page, the nginx web server is successfully installed and

working. Further configuration is required.</p>

<p>For online documentation and support please refer to

<a href="http://nginx.org/">nginx.org</a>.<br/>

Commercial support is available at

<a href="http://nginx.com/">nginx.com</a>.</p>

<p><em>Thank you for using nginx.</em></p>

</body>

</html>

上面显示，在等2个节点运行的

[root@k8s-node02 ~]# docker ps -a

CONTAINER ID        IMAGE                                 COMMAND                  CREATED             STATUS                      PORTS               NAMES

b5323553263a        192.168.180.105:1180/topcheer/nginx   "nginx -g 'daemon of…"   2 minutes ago       Up 2 minutes                                    k8s_nginx-test_nginx-test-754bbf667c-q4z25_default_5a0b95b7-6853-4493-bebc-971847fc15e9_0

成功，并启动完成

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