kubectl

kubectl describe node pend2
kubectl cluster-info
kubectl api-resources
kubectl run nginx-deploy --image=nginx:1.14-alpine --port=80
kubectl expose pod nginx-pod --name nginx-service --port=8080 --target-port=80 --protocol=TCP --type=ClusterIP
kubectl create deployment nginx-deploy --image=nginx:1.14-alpine
kubectl get pods -o wide
kubectl expose deployment nginx-deployment --name nginx-service --port=8080 --target-port=80 --protocol=TCP --type=ClusterIP
kubectl run client-pod --image=busybox -it
dig @10.96.0.10 -t a nginx-service.default.svc.cluster.local
kubectl dscribe service nginx-service
kubectl get pods --show-labels
kubectl edit service nginx-service
kubectl delete service nginx-service
kubectl create deployment nominate --image=ikubernetes/myapp:v1
kubectl scale --current-replicas=1 --replicas=2 deployment/nominate
kubectl describe pod nominate-559c6f4b55-6tjk2
kubectl set image deployment nominate myapp=ikubernetes/myapp:v2
kubectl rollout status deployment nominate
kubectl rollout history deployment nominate
kubectl rollout undo deployment nominate --to-revision=0 pods名称会改变,是pods销毁,重新生成的过程
kubectl rollout undo deployment nominate --to-revision=0 来回切换
kubectl edit svc nominate-svc
kubectl get pod nominate-d44d647bd-8x7wr -o yaml
kubectl api-versions
kubectl explain pod.spec.containers.tty
kubectl create -f pod-demo.yaml
kubectl get pods -w
kubectl logs pod-demo davent
kubectl describe pod pod-demo -n default4
kubectl exec pod/pod-demo -c advent -it -- /bin/sh
kubectl delete pod pod-demo
kubectl get pods --show-labels
kubectl get pods -L app,tier 增加2列显示所有pods的app和iter标签的值
kubectl get pods -l env --show-labels 显示有env标签的pods
kubectl label -f pod-demo release=canary
kubectl label pod pod-demo release=stable --overwirte
kubectl get pods -l 'release in (canary,stable)'
kubectl get pods -l '!release'
kubectl label node pend2 disktype=ssd
kubectl explain pod.spec.containers.livenessProbe.exec
kubectl set image deployment stray-deploy stray-pod=ikubernetes/myapp:v3 && kubectl rollout pause deployment stray-deploy
kubectl rollout status deployment stray-deploy
kubectl rollout resume deployment stray-deploy
kubectl get rs -o wide
kubectl rollout history deployment stray-deploy
kubectl rollout undo deployment stray-deploy --to-revision=1 && kubectl rollout pause deployment stray-deploy
kubectl rollout resume deployment stray-deploy
kubectl rollout history deployment stray-deploy
kubectl get rs -o wide
kubectl get pods -o wide -n kube-system
kubectl get svc -n kube-system -o wide
kubectl create configmap nginx-config --from-literal=nginx_port=80 --from-literal=server_name=quay.io
kubectl edit configmap nginx-config
kubectl create secret generic mysql-root-password --from-literal=password=generic
kubectl describe secret mysql-root-password
kubectl get secret mysql-root-password -o yaml base64解码即可
echo Z2VuZXJpYw== | base64 --decode
kubectl proxy --port=8080
curl localhost:8080/api/v1/namespaces 核心群组
curl localhost:8080/apis/apps/v1/namespaces/kube-system/deployments
kubectl get serviceaccount --all-namespaces
kubectl create serviceaccount sa-demo -o yaml --dry-run=client
kubectl get pod brute-statefulset-0 -o yaml --export
kubectl config view
kubectl config set-credentials exploit-demo --client-certificate=exploit.crt --client-key=exploit.key [--embed-certs=true]
kubectl config view
kubectl config set-context exploit-demo@kubernetes --cluster=kubernetes --user=exploit-demo
kubectl config view
kubectl config current-context
kubectl config use-context exploit-demo@kubernetes
kubectl config set-cluster cluster-demo --kubeconfig=/tmp/kube.conf --server="https://pend1:6443" --certificate-authority=/etc/kubernetes/pki/ca.crt
kubectl config view --kubeconfig=/tmp/kube.conf