kubectl

Description:

• Doc and Cheatsheet
• Transform CLI command to and back of kube-apiserver’s api HTTPS call to control clusters
  • to authenticate incoming requests
  • and authorization
  • manage admission control
• Auth with location and credentials
• Must be configured to store credentials for each sluster
  • stored in config file in $HOME/.kube/config
• kubectl help

Synopis:

• kubectl [command] [TYPE] [NAME] [flags]
  • Types = Resourse types
    • Use kubectl api-resources for a complete list of supported resources.
  • -c argument to specify which container

1. Getting started:

• kubectl create
• kubectl get
• kubectl expose
• kubectl run
• scale

2. App management:

• kubectl apply
• …
• kubectl autoscale
• ..
• kubectl scale

3. Working with apps:

• kubectl cp
• kubectl describe
• kubectl exec
• kubectl logs
• .
• kubectl top

4. Cluster management:

• s
• kubectl cluster-info
• kubectl cordon
• kubectl drain

5. Kubectl setting and usage:

• kubectl config
• kubectl explain