Kubernetes CLI: kubectl, kubectl Installation (brew install kubernetes-cli, choco install kubectl, kubectl --help, kubectl help

Basic Commands (Beginner):

• kubectl create - Create a resource from a file or from stdin

• kubectl expose - Take a replication controller, service, deployment or pod and expose it as a new Kubernetes service

• kubectl run - Run a particular image on the cluster

• kubectl set - Set specific features on objects

Basic Commands (Intermediate):

• kubectl explain - Get documentation for a resource

• kubectl get - Display one or many resources

• kubectl edit - Edit a resource on the server

• kubectl delete - Delete resources by file names, stdin, resources and names, or by resources and label selector

Deploy Commands:

• kubectl rollout - Manage the rollout of a resource

• kubectl scale - Set a new size for a deployment, replica set, or replication controller

• kubectl autoscale - Auto-scale a deployment, replica set, stateful set, or replication controller

Cluster Management Commands:

• kubectl certificate - Modify certificate resources.

• kubectl cluster-info - Display cluster information

• kubectl top - Display resource (CPU/memory) usage

• kubectl cordon - Mark node as unschedulable

• kubectl uncordon - Mark node as schedulable

• kubectl drain - Drain node in preparation for maintenance

• kubectl taint - Update the taints on one or more nodes

Troubleshooting and Debugging Commands:

• kubectl describe - Show details of a specific resource or group of resources

• kubectl logs - Print the logs for a container in a pod

• kubectl attach - Attach to a running container

• kubectl exec - Execute a command in a container

• kubectl port-forward - Forward one or more local ports to a pod

• kubectl proxy - Run a proxy to the Kubernetes API server

• kubectl cp - Copy files and directories to and from containers

• kubectl auth - Inspect authorization

• kubectl debug - Create debugging sessions for troubleshooting workloads and nodes

Advanced Commands:

• kubectl diff - Diff the live version against a would-be applied version

• kubectl apply - Apply a configuration to a resource by file name or stdin

• kubectl patch - Update fields of a resource

• kubectl replace - Replace a resource by file name or stdin

• kubectl wait - Experimental: Wait for a specific condition on one or many resources

• kubectl kustomize - Build a kustomization target from a directory or URL.

Settings Commands:

• kubectl label - Update the labels on a resource

• kubectl annotate - Update the annotations on a resource

• kubectl completion - Output shell completion code for the specified shell (bash, zsh, fish, or powershell)

Other Commands:

• kubectl alpha - Commands for features in alpha

• kubectl api-resources - Print the supported API resources on the server

• kubectl api-versions - Print the supported API versions on the server, in the form of “group/version”

• kubectl config - Modify kubeconfig files

• kubectl plugin - Provides utilities for interacting with plugins

• kubectl version - Print the client and server version information

Usage:

kubectl [flags] [options]

Use “kubectl <command> –help” for more information about a given command.

Use “kubectl options” for a list of global command-line options (applies to all commands).

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