Dashboard installation of K8S

I. Dashboard installation # run k8s-yaml] # docker pull k8scn/kubernetes-dashboard-amd64:v1.8.3k8s-yaml] # docker images | grep dashboardk8s-yaml] # docker tag fcac9aa03fd6 harbor.od.com/public/dashboard:v1.8.3k8s-yaml] # docker push test-harbor.cedarhd.com/public/dashboard:v1.8.3k8s-yaml] # mkdir dashboardk8s-yaml] # cd dashboard/# create four yaml files dashboard] # vi rbac.yamlapiVersion: v1kind: ServiceAccountmetadata: labels: K8s-app: kubernetes-dashboard addonmanager.kubernetes.io/mode: Reconcile name: kubernetes-dashboard-admin namespace: kube-system---apiVersion: rbac.authorization.k8s.io/v1kind: ClusterRoleBindingmetadata: name: kubernetes-dashboard-admin namespace: kube-system labels: k8s-app: kubernetes-dashboard addonmanager.kubernetes.io/mode: ReconcileroleRef: apiGroup: rbac.authorization.k8s.io kind: ClusterRole name: cluster-adminsubjects:- kind: ServiceAccount name: kubernetes-dashboard-admin namespace: kube-system-- -dashboard] # vi dp.yamlapiVersion: apps/v1kind: Deploymentmetadata: name: kubernetes-dashboard namespace: kube-system labels: k8s-app: kubernetes-dashboard Kubernetes.io/cluster-service: "true" addonmanager.kubernetes.io/mode: Reconcilespec: selector: matchLabels: k8s-app: kubernetes-dashboard template: metadata: labels: k8s-app: kubernetes-dashboard annotations: scheduler.alpha.kubernetes.io/critical-pod:''spec: priorityClassName: system-cluster-critical containers:-name: kubernetes-dashboard image: test- Harbor.cedarhd.com/public/dashboard:v1.8.3 resources: limits: cpu: 100m memory: 300Mi requests: cpu: 50m memory: 100Mi ports:-containerPort: 8443 protocol: TCP args: # PLATFORM-SPECIFIC ARGS HERE-auto-generate-certificates VolumeMounts:-name: tmp-volume mountPath: / tmp livenessProbe: httpGet: scheme: HTTPS path: / port: 8443 initialDelaySeconds: 30 timeoutSeconds: 30 volumes:-name: tmp-volume emptyDir: {} serviceAccountName: kubernetes-dashboard-admin tolerations:-key: "CriticalAddonsOnly" Operator: "Exists"-dashboard] # vi svc.yamlapiVersion: v1kind: Servicemetadata: name: kubernetes-dashboard namespace: kube-system labels: K8s-app: kubernetes-dashboard kubernetes.io/cluster-service: "true" addonmanager.kubernetes.io/mode: Reconcilespec: selector: k8s-app: kubernetes-dashboard ports:-port: 443targetPort: 8443-- -dashboard] vi ingress.yamlapiVersion: extensions/v1beta1kind: Ingressmetadata: name: kubernetes-dashboard namespace: kube-system annotations: kubernetes.io/ingress.class: traefikspec: rules:-host: dashboard.od.com http: paths:-backend: serviceName: kubernetes-dashboard servicePort: 443- -# run on one of the computing nodes ~] # kubectl apply-f http://k8s-yaml.cedarhd.com/dashboard/rbac.yaml~]# kubectl apply-f http://k8s-yaml.cedarhd .com / dashboard/dp.yaml~] # kubectl apply-f http://k8s-yaml.cedarhd.com/dashboard/svc.yaml~]# kubectl apply-f http://k8s-yaml.cedarhd.com/dashboard/ingress.yaml[root@test-nodes1 ~] # kubectl get pods-n kube-systemNAME READY STATUS RESTARTS AGEcoredns-6c69fbcc6c-6vqgr 1 Running 0 21hkubernetes- Dashboard-5d6f5f9cdd-plsjq 1 to 1 Running 0 20mtraefik-ingress-44ptk 1 to 1 Running 0 4h5mtraefik-ingress-vrvr4 1 to 1 Running 0 4h5m [root@test-nodes1] # kubectl get svc-n kube-systemNAME TYPE CLUSTER-IP EXTERNAL-IP PORT (S) AGEcoredns ClusterIP 192.168.0.2 53/UDP 53/TCP,9153/TCP 21hkubernetes-dashboard ClusterIP 192.168.177.146 443/TCP 20mtraefik-ingress-service ClusterIP 192.168.254.186 80/TCP 8080/TCP 4h5m [root@test-nodes1 ~] # kubectl get ingress-n kube-systemNAME HOSTS ADDRESS PORTS AGEkubernetes-dashboard test-dashboard.cedarhd.com 80 20mtraefik-web-ui test-traefik.cedarhd.com 80 3h54m