Kubernetes client-go package sample

This is a simple code sample for using kubernetes client-go package.

You can use this code to update a specify deployment's application image (More than one container in a pod).

Usage

Usage of ./update-deployment-image:
  -alsologtostderr
    	log to standard error as well as files
  -app string
    	application name (default "app")
  -deployment string
    	deployment name
  -image string
    	new image name
  -kubeconfig string
    	(optional) absolute path to the kubeconfig file (default "/Users/jimmy/.kube/config")
  -log_backtrace_at value
    	when logging hits line file:N, emit a stack trace
  -log_dir string
    	If non-empty, write log files in this directory
  -logtostderr
    	log to standard error instead of files
  -stderrthreshold value
    	logs at or above this threshold go to stderr
  -v value
    	log level for V logs
  -vmodule value
    	comma-separated list of pattern=N settings for file-filtered logging

Args

• -image: new image name
• -deployment: deployment name
• -app: (optional) application container name (default: app)
• -kubeconfig: (optional) absolute path to the kubeconfig file (default "$HOME/.kube/config")

Example

./update-deployment-image -image test:Build_8 -deployment filebeat-test
Found deployment
name -> filebeat-test
Old image -> test:Build_7
New image -> test:Build_8