---kubectl

source <(kubectl completion bash) #命令补全

---启动-状态

-master

systemctl daemon-reload

systemctl start kube-apiserver

systemctl start kube-controller-manager

systemctl start kube-scheduler

-etcd

systemctl start etcd.service

-client

systemctl start kube-proxy -l

systemctl start docker -l

systemctl start kubelet -l

-status

systemctl status etcd.service

systemctl status kube-apiserver -l

systemctl status kube-controller-manager -l

systemctl status kube-scheduler

systemctl status kube-proxy -l

systemctl status docker -l

systemctl status kubelet -l

---常用命令

kubectl get pods

kubectl get rc

kubectl get service

kubectl get componentstatuses

kubectl get endpoints

kubectl cluster-info

kubectl create -f redis-master-controller.yaml

kubectl delete -f redis-master-controller.yaml

kubectl delete pod nginx-772ai

kubectl logs -f pods/heapster-xxxxx -n kube-system #查看日志

kubectl scale rc redis-slave --replicas=3 #修改RC的副本数量，来实现Pod的动态缩放

etcdctl cluster-health #检查网络集群健康状态

etcdctl --endpoints=https://192.168.71.221:2379 cluster-health #带有安全认证检查网络集群健康状态

etcdctl member list

etcdctl set /k8s/network/config '{ "Network": "10.1.0.0/16" }'

etcdctl get /k8s/network/config

---基础进阶

kubectl get services kubernetes-dashboard -n kube-system #查看所有service

kubectl get deployment kubernetes-dashboard -n kube-system #查看所有发布

kubectl get pods --all-namespaces #查看所有pod

kubectl get pods -o wide --all-namespaces #查看所有pod的IP及节点

kubectl get pods -n kube-system | grep dashboard

kubectl describe service/kubernetes-dashboard --namespace="kube-system"

kubectl describe pods/kubernetes-dashboard-349859023-g6q8c --namespace="kube-system" #指定类型查看

kubectl describe pod nginx-772ai #查看pod详细信息

kubectl scale rc nginx --replicas=5 # 动态伸缩

kubectl scale deployment redis-slave --replicas=5 #动态伸缩

kubectl scale --replicas=2 -f redis-slave-deployment.yaml #动态伸缩

kubectl exec -it redis-master-1033017107-q47hh /bin/bash #进入容器

kubectl label nodes node1 zone=north #增加节点lable值 spec.nodeSelector: zone: north #指定pod在哪个节点

kubectl get nodes -lzone #获取zone的节点

kubectl label pod redis-master-1033017107-q47hh role=master #增加lable值 [key]=[value]

kubectl label pod redis-master-1033017107-q47hh role- #删除lable值

kubectl label pod redis-master-1033017107-q47hh role=backend --overwrite #修改lable值

kubectl rolling-update redis-master -f redis-master-controller-v2.yaml #配置文件滚动升级

kubectl rolling-update redis-master --image=redis-master:2.0 #命令升级

kubectl rolling-update redis-master --image=redis-master:1.0 --rollback #pod版本回滚