Minikube Dashboard
Kubernetes Dashboard & K9s
Dashboard
Dashboard 준비
snoopy_kr@iMac Dashboard % kubectl apply -f https://raw.githubusercontent.com/kubernetes/dashboard/v2.6.1/aio/deploy/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
Dashboard 확인
snoopy_kr@iMac Dashboard % kubectl get deployment -n kubernetes-dashboard
NAME READY UP-TO-DATE AVAILABLE AGE
dashboard-metrics-scraper 1/1 1 1 47s
kubernetes-dashboard 1/1 1 1 48s
Dashboard 실행
snoopy_kr@iMac Dashboard % kubectl proxy
Starting to serve on 127.0.0.1:8001
Dashboard token 생성
쿠버네티스에서는 권한을 Role로 관리해주게 되는데, 이러한 Role을 부여해주는 행위를 Role Binding이라고 한다.
쿠버네티스에는 기본적으로 제공하는 여러 Role이 있으며 그중에서 Cluster Role은 Cluster에 대한 권한을 의미하는 특별한 의미의 Role이다.
snoopy_kr@iMac Dashboard % kubectl apply -f svc.yaml
serviceaccount/dashboard-admin created
snoopy_kr@iMac Dashboard % kubectl apply -f cluster-role-binding.yaml
clusterrolebinding.rbac.authorization.k8s.io/dashboard-admin created
snoopy_kr@iMac Dashboard % kubectl -n kubernetes-dashboard create token dashboard-admin
eyJhbGciOiJSUzI1NiIsImtpZCI6Ik5DNGFKbUlnTWhVQkFnaS1MaTMwREVvMGpzX0VrSnptajFGUE96Y0RPNncifQ.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.FEKLgbPk20hbd0p9j7zXPAC52klaSPaxYMllF1EjOpOTefi2vf9LaaiK-QlJ4sb5an3mFFbXY4kicrOYAV4Plebm7rYoG5xQo6UICDr1poksv-7Wxbx77B3LhDNNH3o3Xsx6ZgFbxH4j_-1Xn7XSfmFvkZU8ucphUbzhf-dxRh4IbGsys4NWR7Twz670r7vYdI7lPE4seNtwXwvtQUOg7sELkiY05hr0yYj_BnUurfg_MBdW2EWSqtMu0EzZxCP23310RY9uqh9rDgB-J4GRSyCwm8V_EBlTFKOeaQfZQPksVoqqT_649tnv0GbUSxR4ngdTlDUpvdCkWG1QYM77Yw
Dashboard login
http://localhost:8001/api/v1/namespaces/kubernetes-dashboard/services/https:kubernetes-dashboard:/proxy/#/login
svc.yaml
apiVersion: v1
kind: ServiceAccount
metadata:
name: dashboard-admin
namespace: kubernetes-dashboard
cluster-role-binding.yaml
apiVersion: rbac.authorization.k8s.io/v1
kind: ClusterRoleBinding
metadata:
name: dashboard-admin
roleRef:
apiGroup: rbac.authorization.k8s.io
kind: ClusterRole
name: cluster-admin
subjects:
- kind: ServiceAccount
name: dashboard-admin
namespace: kubernetes-dashboard
K9s
K9s 설치하기
https://github.com/derailed/k9s/releases
압축 해제 후 작업
snoopy_kr@iMac Downloads % chmod 755 k9s
snoopy_kr@iMac Downloads % sudo mv k9s /usr/local/bin
K9s 실행
snoopy_kr@iMac Downloads % k9s
Context: minikube <0> all <a> Attach <ctrl-k> Kill <o> Show Node ____ __.________
Cluster: minikube <1> default <ctrl-d> Delete <l> Logs <f> Show PortForward | |/ _/ __ \______
User: minikube <d> Describe <p> Logs Previous <t> Transfer | < \____ / ___/
K9s Rev: v0.32.5 <e> Edit <shift-f> Port-Forward <y> YAML | | \ / /\___ \
K8s Rev: v1.30.0 <?> Help <z> Sanitize |____|__ \ /____//____ >
CPU: n/a <shift-j> Jump Owner <s> Shell \/ \/
MEM: n/a
┌─────────────────────────────────────────────────────────────────────── Pods(default)[3] ───────────────────────────────────────────────────────────────────────┐
│ NAME↑ PF READY STATUS RESTARTS IP NODE AGE │
│ nginx-59b5f565ff-q2gvc ● 1/1 Running 0 10.244.0.6 minikube 17m │
│ nginx-59b5f565ff-qp869 ● 1/1 Running 0 10.244.0.5 minikube 17m │
│ nginx-59b5f565ff-tc7v7 ● 1/1 Running 0 10.244.0.7 minikube 17m │
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└────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────┘
<pod>
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