DashBoard
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Kubernetes Dashboard 是 Kubernetes 集群的一个开箱即用的 Web UI，提供了一种图形化的方式来管理和监视 Kubernetes 集群中的资源。它允许用户直接在浏览器中执行许多常见的 Kubernetes 管理任务，如部署应用、监控应用状态、执行故障排查以及管理 Kubernetes 中的各种资源。
部署DashBoard
[root@k8s-master ~]# wget -c https://gitee.com/kong-xiangyuxcz/svn/releases/download/Dashboard/recommended.yaml
--2025-01-25 04:00:24-- https://gitee.com/kong-xiangyuxcz/svn/releases/download/Dashboard/recommended.yaml
Resolving gitee.com (gitee.com)... 180.76.199.13
Connecting to gitee.com (gitee.com)|180.76.199.13|:443... connected.
HTTP request sent, awaiting response... 302 Found
Location: https://gitee.com/kong-xiangyuxcz/svn/attach_files/1778112/download/recommended.yaml [following]
--2025-01-25 04:00:25-- https://gitee.com/kong-xiangyuxcz/svn/attach_files/1778112/download/recommended.yaml
Reusing existing connection to gitee.com:443.
HTTP request sent, awaiting response... 302 Found
Location: https://foruda.gitee.com/attach_file/1716450459731550796/recommended.yaml?token=bbeb599ae978ce6b8d57f091196fba4c&ts=1737795625&attname=recommended.yaml [following]
--2025-01-25 04:00:25-- https://foruda.gitee.com/attach_file/1716450459731550796/recommended.yaml?token=bbeb599ae978ce6b8d57f091196fba4c&ts=1737795625&attname=recommended.yaml
Resolving foruda.gitee.com (foruda.gitee.com)... 180.76.199.13
Connecting to foruda.gitee.com (foruda.gitee.com)|180.76.199.13|:443... connected.
HTTP request sent, awaiting response... 200 OK
Length: 7621 (7.4K) [text/plain]
Saving to: ‘recommended.yaml’
100%[==================================================================================================================================================>] 7,621 --.-K/s in 0s
2025-01-25 04:00:25 (684 MB/s) - ‘recommended.yaml’ saved [7621/7621]
[root@k8s-master ~]# docker pull kubernetesui/dashboard:v2.7.0
v2.7.0: Pulling from kubernetesui/dashboard
ee3247c7e545: Pull complete
8e052fd7e2d0: Pull complete
Digest: sha256:2e500d29e9d5f4a086b908eb8dfe7ecac57d2ab09d65b24f588b1d449841ef93
Status: Downloaded newer image for kubernetesui/dashboard:v2.7.0
docker.io/kubernetesui/dashboard:v2.7.0
[root@k8s-master ~]#
[root@k8s-master ~]# kubectl apply -f recommended.yaml
namespace/kubernetes-dashboard created
serviceaccount/kubernetes-dashboard created
service/kubernetes-dashboard created
secret/kubernetes-dashboard-certs created
secret/kubernetes-dashboard-csrf created
secret/kubernetes-dashboard-key-holder created
configmap/kubernetes-dashboard-settings created
role.rbac.authorization.k8s.io/kubernetes-dashboard created
clusterrole.rbac.authorization.k8s.io/kubernetes-dashboard created
rolebinding.rbac.authorization.k8s.io/kubernetes-dashboard created
clusterrolebinding.rbac.authorization.k8s.io/kubernetes-dashboard created
deployment.apps/kubernetes-dashboard created
service/dashboard-metrics-scraper created
deployment.apps/dashboard-metrics-scraper created
[root@k8s-master ~]# kubectl get pod -n kubernetes-dashboard
NAME READY STATUS RESTARTS AGE
dashboard-metrics-scraper-7c857855d9-7wrjb 0/1 ContainerCreating 0 6s
kubernetes-dashboard-658b66597c-cpnkx 0/1 ContainerCreating 0 6s
[root@k8s-master ~]# kubectl get pod -n kubernetes-dashboard -w
NAME READY STATUS RESTARTS AGE
dashboard-metrics-scraper-7c857855d9-7wrjb 0/1 ContainerCreating 0 8s
kubernetes-dashboard-658b66597c-cpnkx 0/1 ContainerCreating 0 8s
dashboard-metrics-scraper-7c857855d9-7wrjb 1/1 Running 0 22s
^C[root@k8s-master ~]# kubectl get pod -n kubernetes-dashboard
NAME READY STATUS RESTARTS AGE
dashboard-metrics-scraper-7c857855d9-7wrjb 1/1 Running 0 67s
kubernetes-dashboard-658b66597c-cpnkx 0/1 ContainerCreating 0 67s
[root@k8s-master ~]# kubectl get pod -n kubernetes-dashboard -w
NAME READY STATUS RESTARTS AGE
dashboard-metrics-scraper-7c857855d9-7wrjb 1/1 Running 0 72s
kubernetes-dashboard-658b66597c-cpnkx 0/1 ContainerCreating 0 72s
kubernetes-dashboard-658b66597c-cpnkx 0/1 ErrImagePull 0 102s
kubernetes-dashboard-658b66597c-cpnkx 0/1 ImagePullBackOff 0 115s
kubernetes-dashboard-658b66597c-cpnkx 1/1 Running 0 2m35s
^C[root@k8s-master ~]# kubectl get pod,svc -n kubernetes-dashboard -o wide
NAME READY STATUS RESTARTS AGE IP NODE NOMINATED NODE READINESS GATES
pod/dashboard-metrics-scraper-7c857855d9-7wrjb 1/1 Running 0 4m15s 10.244.36.79 k8s-node1 <none> <none>
pod/kubernetes-dashboard-658b66597c-cpnkx 1/1 Running 0 4m15s 10.244.36.80 k8s-node1 <none> <none>
NAME TYPE CLUSTER-IP EXTERNAL-IP PORT(S) AGE SELECTOR
service/dashboard-metrics-scraper ClusterIP 10.96.4.236 <none> 8000/TCP 4m15s k8s-app=dashboard-metrics-scraper
service/kubernetes-dashboard ClusterIP 10.96.230.94 <none> 443/TCP 4m16s k8s-app=kubernetes-dashboard
创建访问账户
[root@k8s-master ~]# vim dashuser.yaml
[root@k8s-master ~]# kubectl apply -f dashuser.yaml
serviceaccount/admin-user created
clusterrolebinding.rbac.authorization.k8s.io/admin-user created
[root@k8s-master ~]# kubectl -n kubernetes-dashboard get serviceaccount admin-user -o jsonpath='{.secrets[0].name}'
admin-user-token-9v62h[root@k8s-master ~]#
[root@k8s-master ~]# kubectl -n kubernetes-dashboard get secret admin-user-token-9v62h -o jsonpath='{.data.token}' | base64 --decode
eyJhbGciOiJSUzI1NiIsImtpZCI6ImZPazA4TUd5LU1YSnd2c1Y3aHB1d2p4OXVVdFpJT3puVVk2aWJnZk5WancifQ.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.AiCClchb1PzyVjM83vvo9bj2Gf7lL-4a5aSLn7agrgH4grVXv7bytP3dsYk8FMOOYJwboildjbNYCpoo8nMQEzV9a2BXIrf01m5W0HP5sonf9WavSfz7U1XEVMsISRJtEwy9lg5zegg9NsLJOrv8w9sOKpzNUmsawvBpfBzUPvCBjeGCB-xzIV09jIn3vr640s_JCFmjLupfF9Xf34bVghMGMkaXt_5yasglLV_LLGflgCY4eUTA-UC45X1uKc1Gp8O4LUzLBoNDrsn_D2AoapX02Juyy8iLcQxbu00jSxBQCZhwaKYSLO2F1oFQCorkbjv534KRZyP01cBqclGzvA[root@k8s-master ~]# kubectl get svc -n kubernetes-dashboard -o wide
NAME TYPE CLUSTER-IP EXTERNAL-IP PORT(S) AGE SELECTOR
dashboard-metrics-scraper ClusterIP 10.96.4.236 <none> 8000/TCP 8m54s k8s-app=dashboard-metrics-scraper
kubernetes-dashboard NodePort 10.96.230.94 <none> 443:30511/TCP 8m55s k8s-app=kubernetes-dashboard
访问
