k8s的dashboard搭建以及chrome浏览器不能访问问题解决
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自己个人笔记,借鉴了网上文章,时间太久也找不到链接了,就不放了
1.下载yaml文件
wget https://raw.githubusercontent.com/kubernetes/dashboard/v1.10.1/src/deploy/recommended/kubernetes-dashboard.yaml
2.修改yaml文件
修改源文件
containers:
- name: kubernetes-dashboard
#image: k8s.gcr.io/kubernetes-dashboard-amd64:v1.10.1
image: lizhenliang/kubernetes-dashboard-amd64:v1.10.1
修改port类型
kind: Service
apiVersion: v1
metadata:
labels:
k8s-app: kubernetes-dashboard
name: kubernetes-dashboard
namespace: kube-system
spec:
type: NodePort # 这里
ports:
- port: 443
targetPort: 8443
nodePort: 30001
selector:
k8s-app: kubernetes-dashboard
# ------------------- Dashboard Secret ------------------- #
将这些都注释掉
#apiVersion: v1
#kind: Secret
#metadata:
# labels:
# k8s-app: kubernetes-dashboard
# name: kubernetes-dashboard-certs
# namespace: kube-system
#type: Opaque
因为生成的证书有问题,导致chrome访问不了
3.生成pod资源
生成pod
kubectl apply -f kubernetes-dashboard.yaml
4.生成有效的证书
mkdir key && cd key
#生成证书
openssl genrsa -out dashboard.key 2048
#写自己的ip
openssl req -new -out dashboard.csr -key dashboard.key -subj '/CN=10.10.9.201'
openssl x509 -req -in dashboard.csr -signkey dashboard.key -out dashboard.crt
#删除原有的证书secret,这步因为注释了yaml中证书的配置,所以不需要
kubectl delete secret kubernetes-dashboard-certs -n kube-system
#创建新的证书secret
kubectl create secret generic kubernetes-dashboard-certs --from-file=dashboard.key --from-file=dashboard.crt -n kube-system
#查看pod
kubectl get pod -n kube-system
#重启pod
kubectl delete pod kubernetes-dashboard-78dc5f9d6b-zgvr6 -n kube-system
5.创建绑定用户
1.创建一个叫admin-user的服务账号:
[root@k8s01 ~]# cat admin-user.yaml
# admin-user.yaml
apiVersion: v1
kind: ServiceAccount
metadata:
name: admin-user
namespace: kube-system
[root@k8s01 ~]# kubectl create -f admin-user.yaml
2.直接绑定admin角色:
[root@k8s01 ~]# cat admin-user-role-binding.yaml
# admin-user-role-binding.yaml
apiVersion: rbac.authorization.k8s.io/v1beta1
kind: ClusterRoleBinding
metadata:
name: admin-user
roleRef:
apiGroup: rbac.authorization.k8s.io
kind: ClusterRole
name: cluster-admin
subjects:
- kind: ServiceAccount
name: admin-user
namespace: kube-system
[root@k8s01 ~]# kubectl create -f admin-user-role-binding.yaml
6.登录访问
地址:https://10.10.9.201:30001
自己的ip和自己配置的端口
获取登录需要的token
[root@master dashboard]# kubectl get secrets -n kube-system
NAME TYPE DATA AGE
admin-user-token-h7t2g kubernetes.io/service-account-token 3 26m
default-token-xlsch kubernetes.io/service-account-token 3 3d18h
kubernetes-dashboard-certs Opaque 2 3h25m
kubernetes-dashboard-key-holder Opaque 2 3h52m
kubernetes-dashboard-token-zbv8v kubernetes.io/service-account-token 3 3h29m
You have new mail in /var/spool/mail/root
[root@master dashboard]# kubectl describe secrets admin-user-token-h7t2g -n kube-system
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