The connection to the server localhost:8080 was refused - did you specify the right host or port?
The connection to the server localhost:8080 was refused - did you specify the right host or port?
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k8s报错:The connection to the server localhost:8080 was refused
k8s的node节点使用kubectl命令时,如kubectl get pods --all-namespaces 出现如下错误:
[root@k8s-node239 ~]# kubectl get pods The connection to the server localhost:8080 was refused - did you specify the right host or port?
解决办法1:使用一个非 root 账户登录,然后运行下列命令:
sudo cp /etc/kubernetes/admin.conf $HOME/ sudo chown $(id -u):$(id -g) $HOME/admin.conf export KUBECONFIG=$HOME/admin.conf
解决办法2:
出现这个问题的原因是kubectl命令需要使用kubernetes-admin的身份来运行,在“kubeadm int”启动集群的步骤中就生成了“/etc/kubernetes/admin.conf”。
因此,解决方法如下,将主节点中的【/etc/kubernetes/admin.conf】文件拷贝到工作节点相同目录下:
#复制admin.conf,请在主节点服务器上执行此命令 scp /etc/kubernetes/admin.conf 172.16.2.202:/etc/kubernetes/admin.conf scp /etc/kubernetes/admin.conf 172.16.2.203:/etc/kubernetes/admin.conf
然后分别在工作节点上配置环境变量:
#设置kubeconfig文件 export KUBECONFIG=/etc/kubernetes/admin.conf echo "export KUBECONFIG=/etc/kubernetes/admin.conf" >> ~/.bash_profile
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