1 命令集合123

1.1查看集群信息

kubectl cluster-info

输出信息如下：

Kubernetes master is running at https://192.168.3.71:6443
KubeDNS is running at https://192.168.3.71:6443/api/v1/namespaces/kube-system/services/kube-dns:dns/proxy
To further debug and diagnose cluster problems, use 'kubectl cluster-info dump'.

查看集群证书有效期：

kubeadm alpha certs check-expiration

1.2 pod

命令创建一个pod

kubectl run --image=nginx --port=80 nginx0920

以上port为容器里面服务的端口。

输入pod的yaml文件