获取k8s admin token的方法

1.先创建

vim k8s-admin.yamlapiVersion: v1kind: ServiceAccountmetadata:  name: dashboard-admin  namespace: kube-system---kind: ClusterRoleBindingapiVersion: rbac.authorization.k8s.io/v1beta1metadata:  name: dashboard-adminsubjects:  - kind: ServiceAccount    name: dashboard-admin    namespace: kube-systemroleRef:  kind: ClusterRole  name: cluster-admin  apiGroup: rbac.authorization.k8s.iokubectl apply -f k8s-admin.yaml

2.获取name

kubectl get secret -n kube-systemNAME                                             TYPE                                  DATA   AGEdashboard-admin-token-dhhmc                      kubernetes.io/service-account-token   3      69s

3.查询token

[root@k8s-master ~]#  kubectl describe secret dashboard-admin-token-dhhmc   -n kube-systemName:         dashboard-admin-token-dhhmcNamespace:    kube-systemLabels:       Annotations:  kubernetes.io/service-account.name: dashboard-admin              kubernetes.io/service-account.uid: 98d070eb-875c-11e9-a538-000c297b4fe7Type:  kubernetes.io/service-account-tokenData====ca.crt:     1025 bytesnamespace:  11 bytestoken:      eyJhbGciOiJSUzI1NiIsImtpZCI6IiJ9.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.XDFpez2E84R_zlopt_uEHPvVGUtSavypyix6UcYJO3J4imHdJy7MEkfV-wltBA1H8x0TT2AW64rLlXaRJ8OkFWJ0myedfKdjnf7i0oLQ8j-7lw6rT3A0e2pKmpnOaBQfgzRm83-t2I5MMp3Iu9VNUiAbqQpjql4AKwRuJEEGCs99tKStUxzIsJKusmUHh9KAK4BAxySn9h26T2URZ7czLP4mty2crYWNV4KwSwFPthGhFPsl8mnet_hiV5k4me5a8frmXytOy64MmGW8w3TBgiM-7hBYSxt84QGGnyi84LU0EFgtLwBWEOTZeUKKQ6IkoAprMmNcSxX8WUJFlx_uJg