下载对应的yaml文件 
#wget https://raw.githubusercontent.com/kubernetes/dashboard/v2.0.3/aio/deploy/recommended.yaml

修改
# vi recommended.yaml
  Copyright 2017 The Kubernetes Authors.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

apiVersion: v1
kind: Namespace
metadata:
  name: kubernetes-dashboard

---

apiVersion: v1
kind: ServiceAccount
metadata:
  labels:
    k8s-app: kubernetes-dashboard
  name: kubernetes-dashboard
  namespace: kubernetes-dashboard

---

kind: Service
apiVersion: v1
metadata:
  labels:
    k8s-app: kubernetes-dashboard
  name: kubernetes-dashboard
  namespace: kubernetes-dashboard
spec:
  type: NodePort   #新增，为了外部可以访问 dashboard
  ports:
    - port: 443
      targetPort: 8443
  selector:
    k8s-app: kubernetes-dashboard

---

apiVersion: v1
kind: Secret
metadata:
  labels:
    k8s-app: kubernetes-dashboard
  name: kubernetes-dashboard-certs
  namespace: kubernetes-dashboard
type: Opaque

---

apiVersion: v1
kind: Secret
metadata:
  labels:
    k8s-app: kubernetes-dashboard
  name: kubernetes-dashboard-csrf
  namespace: kubernetes-dashboard
type: Opaque
data:
  csrf: ""

---

apiVersion: v1
kind: Secret
metadata:
  labels:
    k8s-app: kubernetes-dashboard
  name: kubernetes-dashboard-key-holder
  namespace: kubernetes-dashboard
type: Opaque

---

kind: ConfigMap
apiVersion: v1
metadata:
  labels:
    k8s-app: kubernetes-dashboard
  name: kubernetes-dashboard-settings
  namespace: kubernetes-dashboard

---

kind: Role
apiVersion: rbac.authorization.k8s.io/v1
metadata:
  labels:
    k8s-app: kubernetes-dashboard
  name: kubernetes-dashboard
  namespace: kubernetes-dashboard
rules:
  # Allow Dashboard to get, update and delete Dashboard exclusive secrets.
  - apiGroups: [""]
    resources: ["secrets"]
    resourceNames: ["kubernetes-dashboard-key-holder", "kubernetes-dashboard-certs", "kubernetes-dashboard-csrf"]
    verbs: ["get", "update", "delete"]
    # Allow Dashboard to get and update 'kubernetes-dashboard-settings' config map.
  - apiGroups: [""]
    resources: ["configmaps"]
    resourceNames: ["kubernetes-dashboard-settings"]
    verbs: ["get", "update"]
    # Allow Dashboard to get metrics.
  - apiGroups: [""]
    resources: ["services"]
    resourceNames: ["heapster", "dashboard-metrics-scraper"]
    verbs: ["proxy"]
  - apiGroups: [""]
    resources: ["services/proxy"]
    resourceNames: ["heapster", "http:heapster:", "https:heapster:", "dashboard-metrics-scraper", "http:dashboard-metrics-scraper"]
    verbs: ["get"]

---

kind: ClusterRole
apiVersion: rbac.authorization.k8s.io/v1
metadata:
  labels:
    k8s-app: kubernetes-dashboard
  name: kubernetes-dashboard
rules:
  # Allow Metrics Scraper to get metrics from the Metrics server
  - apiGroups: ["metrics.k8s.io"]
    resources: ["pods", "nodes"]
    verbs: ["get", "list", "watch"]

---

apiVersion: rbac.authorization.k8s.io/v1
kind: RoleBinding
metadata:
  labels:
    k8s-app: kubernetes-dashboard
  name: kubernetes-dashboard
  namespace: kubernetes-dashboard
roleRef:
  apiGroup: rbac.authorization.k8s.io
  kind: Role
  name: kubernetes-dashboard
subjects:
  - kind: ServiceAccount
    name: kubernetes-dashboard
    namespace: kubernetes-dashboard

---

apiVersion: rbac.authorization.k8s.io/v1
kind: ClusterRoleBinding
metadata:
  name: kubernetes-dashboard
roleRef:
  apiGroup: rbac.authorization.k8s.io
  kind: ClusterRole
  name: cluster-admin  # 修改默认用户味cluster-amdin，kubernetes-dashboard用户权限不够，什么都显示不出啦 
subjects:
  - kind: ServiceAccount
    name: kubernetes-dashboard
    namespace: kubernetes-dashboard

---

kind: Deployment
apiVersion: apps/v1
metadata:
  labels:
    k8s-app: kubernetes-dashboard
  name: kubernetes-dashboard
  namespace: kubernetes-dashboard
spec:
  replicas: 1
  revisionHistoryLimit: 10
  selector:
    matchLabels:
      k8s-app: kubernetes-dashboard
  template:
    metadata:
      labels:
        k8s-app: kubernetes-dashboard
    spec:
      containers:
        - name: kubernetes-dashboard
          image: kubernetesui/dashboard:v2.0.3
          imagePullPolicy: Always
          ports:
            - containerPort: 8443
              protocol: TCP
          args:
            - --auto-generate-certificates
            - --namespace=kubernetes-dashboard
            # Uncomment the following line to manually specify Kubernetes API server Host
            # If not specified, Dashboard will attempt to auto discover the API server and connect
            # to it. Uncomment only if the default does not work.
            # - --apiserver-host=http://my-address:port
          volumeMounts:
            - name: kubernetes-dashboard-certs
              mountPath: /certs
              # Create on-disk volume to store exec logs
            - mountPath: /tmp
              name: tmp-volume
          livenessProbe:
            httpGet:
              scheme: HTTPS
              path: /
              port: 8443
            initialDelaySeconds: 30
            timeoutSeconds: 30
          securityContext:
            allowPrivilegeEscalation: false
            readOnlyRootFilesystem: true
            runAsUser: 1001
            runAsGroup: 2001
      volumes:
        - name: kubernetes-dashboard-certs
          secret:
            secretName: kubernetes-dashboard-certs
        - name: tmp-volume
          emptyDir: {}
      serviceAccountName: kubernetes-dashboard
      nodeSelector:
        "kubernetes.io/os": linux
      # Comment the following tolerations if Dashboard must not be deployed on master
      tolerations:
        - key: node-role.kubernetes.io/master
          effect: NoSchedule

---

kind: Service
apiVersion: v1
metadata:
  labels:
    k8s-app: dashboard-metrics-scraper
  name: dashboard-metrics-scraper
  namespace: kubernetes-dashboard
spec:
  ports:
    - port: 8000
      targetPort: 8000
  selector:
    k8s-app: dashboard-metrics-scraper

---

kind: Deployment
apiVersion: apps/v1
metadata:
  labels:
    k8s-app: dashboard-metrics-scraper
  name: dashboard-metrics-scraper
  namespace: kubernetes-dashboard
spec:
  replicas: 1
  revisionHistoryLimit: 10
  selector:
    matchLabels:
      k8s-app: dashboard-metrics-scraper
  template:
    metadata:
      labels:
        k8s-app: dashboard-metrics-scraper
      annotations:
        seccomp.security.alpha.kubernetes.io/pod: 'runtime/default'
    spec:
      containers:
        - name: dashboard-metrics-scraper
          image: kubernetesui/metrics-scraper:v1.0.5  #默认是1.0.4，但是下载过期，改为5
          ports:
            - containerPort: 8000
              protocol: TCP
          livenessProbe:
            httpGet:
              scheme: HTTP
              path: /
              port: 8000
            initialDelaySeconds: 30
            timeoutSeconds: 30
          volumeMounts:
          - mountPath: /tmp
            name: tmp-volume
          securityContext:
            allowPrivilegeEscalation: false
            readOnlyRootFilesystem: true
            runAsUser: 1001
            runAsGroup: 2001
      serviceAccountName: kubernetes-dashboard
      nodeSelector:
        "kubernetes.io/os": linux
      # Comment the following tolerations if Dashboard must not be deployed on master
      tolerations:
        - key: node-role.kubernetes.io/master
          effect: NoSchedule
      volumes:
        - name: tmp-volume
          emptyDir: {}

[root@master01 ~]# kubectl  get svc -n kubernetes-dashboard
NAME                        TYPE        CLUSTER-IP      EXTERNAL-IP   PORT(S)         AGE
dashboard-metrics-scraper   ClusterIP   10.103.245.77   <none>        8000/TCP        15h
kubernetes-dashboard        NodePort    10.103.69.103   <none>        443:30258/TCP   15h
[root@master01 ~]# kubectl  get svc -n kubernetes-dashboard
NAME                        TYPE        CLUSTER-IP      EXTERNAL-IP   PORT(S)         AGE
dashboard-metrics-scraper   ClusterIP   10.103.245.77   <none>        8000/TCP        15h
kubernetes-dashboard        NodePort    10.103.69.103   <none>        443:30258/TCP   15h
[root@master01 ~]# kubectl  get deployment  -n kubernetes-dashboard
NAME                        READY   UP-TO-DATE   AVAILABLE   AGE
dashboard-metrics-scraper   1/1     1            1           15h
kubernetes-dashboard        1/1     1            1           15h
[root@master01 ~]# kubectl  get pods  -n kubernetes-dashboard
NAME                                         READY   STATUS    RESTARTS   AGE
dashboard-metrics-scraper-67d5b84578-jspnz   1/1     Running   0          15h
kubernetes-dashboard-55fd8c78bd-nb7sd        1/1     Running   0          15h
[root@master01 ~]# kubectl  get cm  -n kubernetes-dashboard
NAME                            DATA   AGE
kubernetes-dashboard-settings   0      15h
[root@master01 ~]# kubectl  get secret  -n kubernetes-dashboard
NAME                               TYPE                                  DATA   AGE
default-token-pvbxm                kubernetes.io/service-account-token   3      15h
kubernetes-dashboard-certs         Opaque                                0      15h
kubernetes-dashboard-csrf          Opaque                                1      15h
kubernetes-dashboard-key-holder    Opaque                                2      15h
kubernetes-dashboard-token-2tk9w   kubernetes.io/service-account-token   3      15h

# 应用RBAC规则，创建admin用户,并和cluster-admin的角色关联
[root@master01 plugin]# vi  dashboard-rbac.yaml 
---
apiVersion: v1
kind: ServiceAccount
metadata:
  name: admin
  namespace: kubernetes-dashboard
---
apiVersion: rbac.authorization.k8s.io/v1
kind: ClusterRoleBinding
metadata: 
  name: admin
roleRef:
  apiGroup: rbac.authorization.k8s.io
  kind: ClusterRole
  name: cluster-admin
subjects:
- kind: ServiceAccount
  name: admin
  namespace: kubernetes-dashboard

#kubectl  get sa -n kubernetes-dashboard
NAME                   SECRETS   AGE
admin                  1         56s
default                1         15h
kubernetes-dashboard   1         15h

#kubectl  get secrets  -n kubernetes-dashboard
NAME                               TYPE                                  DATA   AGE
admin-token-smnt9                  kubernetes.io/service-account-token   3      2m19s
default-token-pvbxm                kubernetes.io/service-account-token   3      15h
kubernetes-dashboard-certs         Opaque                                0      15h
kubernetes-dashboard-csrf          Opaque                                1      15h
kubernetes-dashboard-key-holder    Opaque                                2      15h
kubernetes-dashboard-token-2tk9w   kubernetes.io/service-account-token   3      15h


// kubernetes-dashboard-csrf服务会自动创建一个和用户名关联的Secrets，通过token字段来登陆，token通过base64加密，解密后即可登录，如下演示登录的过程
#kubectl  get secrets admin-token-smnt9   -n kubernetes-dashboard -o yaml
apiVersion: v1
data:
  ca.crt: LS0tLS1CRUdJTiBDRVJUSUZJQ0FURS0tLS0tCk1JSUN5RENDQWJDZ0F3SUJBZ0lCQURBTkJna3Foa2lHOXcwQkFRc0ZBREFWTVJNd0VRWURWUVFERXdwcmRXSmwKY201bGRHVnpNQjRYRFRJeE1EWXlOVEl6TkRVek5sb1hEVE14TURZeU16SXpORFV6Tmxvd0ZURVRNQkVHQTFVRQpBeE1LYTNWaVpYSnVaWFJsY3pDQ0FTSXdEUVlKS29aSWh2Y05BUUVCQlFBRGdnRVBBRENDQVFvQ2dnRUJBTG5wCmRnQVVYdG5reksxbXdrUTIwN3IvVEhCN3hKSDVZK0dYQSs2SGV0ekR1eDJreWNGR1RhdERaQzVUdGdNTmFUMXQKYzQ3REgzVXJhbnRVTXlya01LYVF6M1NCbnJLUDNUdlhmWlNjTStDbmVGd0IzQ1F2eXhrM3lacVlWZDNQRUpWWQpRTzRmSHRyMHUxalBURCswNENZWjlydmdub3o1blo5TW84VkZpb0Vmam9ZSTlIRGkzdWRNUHZyT0N6N2JNSTNqCmg2SDVYREZycHhJZTYyWkRURU5BTHFZVnBSZVljTmhYRW8yckZtajk2WEhOZFArTGoxSWtMUmk0U01zMkFvTWYKQmZRaXcxUXBrK29ZUXhNc2ttcWkxRC9hUHV5c0tmY0dBb3hJdEJsYmtwN08vbytNYVFRWHlnQ2FJV3ErbkNyMApzdTZDRUNTMlJuWnhOSzhJMlVNQ0F3RUFBYU1qTUNFd0RnWURWUjBQQVFIL0JBUURBZ0trTUE4R0ExVWRFd0VCCi93UUZNQU1CQWY4d0RRWUpLb1pJaHZjTkFRRUxCUUFEZ2dFQkFITHFBWW42RkxRZmRHVWQ5L0VMVDdscUxmVDEKYnUvcmRlTzBZbm1PcUtaL3R4bkhFd0dsYXAyT3VVbXFOcVpxMTljWGVxNVI0ZGpJbUVFWW5vTStlZjVNNkpQZAp4SXpPVjlYNEpUeHpseTFFYlRLbTJmdjBtY253K1BzOGRqeGxFUEsyWlV6aGNCOVFLYitXeUFwNWsxMzRrQTRLClk3dmorbjUvYWhQWXdYT1JEamlUK29vSnBWU1pwcDExbm5mRksrU2J0akJ3NEVGUFNuL3VKNklJYnRBY2lDeGwKcUdMd3RaRC9BM3E5TjBDWWk0RVVFRXdhUHFqcXM4empzdlMzb05nblliZHNkbENUMS9oZHFnWlE2VnFObExKbwppZjlCcU1SOUUwMm1lYnZpQlNiei9wZ09pc3ZIWHQ3UnJGWk1XMHdVTzdvRDF4NnRhQ01FWjdOQUhxcz0KLS0tLS1FTkQgQ0VSVElGSUNBVEUtLS0tLQo=
  namespace: a3ViZXJuZXRlcy1kYXNoYm9hcmQ=
  token: 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
kind: Secret
metadata:
  annotations:
    kubernetes.io/service-account.name: admin
    kubernetes.io/service-account.uid: e9c5907d-4817-4c97-bdd1-e6aa57009f39
  creationTimestamp: "2021-08-16T16:45:30Z"
  name: admin-token-smnt9
  namespace: kubernetes-dashboard
  resourceVersion: "4779952"
  selfLink: /api/v1/namespaces/kubernetes-dashboard/secrets/admin-token-smnt9
  uid: 6793b1b3-9204-4cfb-b940-fc24173f8362
type: kubernetes.io/service-account-token

#echo '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' | base64 -d
eyJhbGciOiJSUzI1NiIsImtpZCI6IlFwbkNrSVhIclR5WF8zNC1pZ3FDWXZtaXJZYkZyV2hPSGkwRTJkMGlWR3MifQ.eyJpc3MiOiJrdWJlcm5ldGVzL3NlcnZpY2VhY2NvdW50Iiwia3ViZXJuZXRlcy5pby9zZXJ2aWNlYWNjb3VudC9uYW1lc3BhY2UiOiJrdWJlcm5ldGVzLWRhc2hib2FyZCIsImt1YmVybmV0ZXMuaW8vc2VydmljZWFjY291bnQvc2VjcmV0Lm5hbWUiOiJhZG1pbi10b2tlbi1zbW50OSIsImt1YmVybmV0ZXMuaW8vc2VydmljZWFjY291bnQvc2VydmljZS1hY2NvdW50Lm5hbWUiOiJhZG1pbiIsImt1YmVybmV0ZXMuaW8vc2VydmljZWFjY291bnQvc2VydmljZS1hY2NvdW50LnVpZCI6ImU5YzU5MDdkLTQ4MTctNGM5Ny1iZGQxLWU2YWE1NzAwOWYzOSIsInN1YiI6InN5c3RlbTpzZXJ2aWNlYWNjb3VudDprdWJlcm5ldGVzLWRhc2hib2FyZDphZG1pbiJ9.Yi48I9YgAedSeDHd-80X_bs-6TO1GDWFcQXdc9FqKj-OewuJiTAn4_gheUzSDvBRxu4oOxOV_s5DLoqAM_4lC0ZLOsdF6A2T9LK3V_PczutE0--TyiRW9_Xeswh_eeoj3_Gq0exkQSnvWaEz8U_irac7liCcwNjjxW87ERFUVamMxqP_bv1NSrMEFGJIsiE6ntTFLPqg7Nsz345f6Q99XTsk5zI8keStuIPqkVm0uVMWiVa6_rF9YA6QpKplfRSIBbKFsW8z6oWKdOv40z8aYkVgeDngn-pBQ2aaflrPl495oD-SwwdK9YWb3Auob_KkcCrHwtBvu__M1eQKZAMgbg