k8s常用命令整理

用途	命令(带颜色的都是可变的)
查看节点	kubectl get nodes
查看节点更多信息	kubectl get nodes -o wide
标志一个节点不可调度	kubectl cordon -nodeName
标志一个节点可调度	kubectl uncordon -nodeName
查看token列表	kubeadm token list
创建token	kubeadm token create
删除节点	kubectl drain --delete-local-data --force --ignore-daemonsets kubectl delete node
创建一个deployment	kubectl create deployment nginx --image=nginx
查看deployments	kubectl get deployment(deployments)
创建一个service	kubectl create service nodeport nginx --tcp 80:80
查看services	kubectl get svc(service/services)
删除一个deployment	kubectl delete deployments/nginx
删除一个service	kubectl delete services/nginx
同时删除deployment和service	kubectl delete deployments/nginx services/nginx
从yaml文件创建deployment	kubectl create -f deployment.yaml
查看pods	kubectl get pods(pod)
查看pod更多信息	kubectl get pods -o wide
查看具体pod信息	kubectl describe pods/kube-node-59bf664cbf-2qzgd
修改deployment	kubectl edit deployments/test
从yaml创建service	kubectl create -f service.yaml
快捷创建service(expose)	kubectl expose deployment kube-node --type=NodePort
查看service具体信息	kubectl describe services/kube-node
查看namespace	kubectl get namespace
创建namespace	kubectl create namespace -name
删除namespace	kubectl delete namespace -name
根据配置文件创建configmap	kubectl create configmap my-config --from-file=path/to/bar kubectl create configmap my-config --from-file=key1=/path/file1.txt --from-file=key2=/path/to/bar/file2.txt
从字符串创建configmap	kubectl create configmap my-config --from-literal=key1=config1 --from-literal=key2=config2
从env文件创建configmap	kubectl create configmap my-config --from-env-file=path/to/bar.env
扩容	kubectl scale deployment nginx-deployment --replicas 10
自动扩容	kubectl autoscale deployment nginx-deployment --min=10 --max=15 --cpu-percent=80
更新镜像	kubectl set image deployment/nginx-deployment nginx=nginx:1.9.1
回滚	kubectl rollout undo deployment/nginx-deployment
查看默认配置项，如pod.spec	kubectl explain pod.spec

持续更新ing

以上都是亲自用过的，没用过的自己查表，附上kubectl命令表