Helm Commands

Commonly Used Helm Commands with Examples

Helm is a powerful package manager for Kubernetes, simplifying the deployment and management of applications.

Commonly Used Commands

Command	Description	Example
helm repo add	Add a new Helm chart repository.	helm repo add stable https://charts.helm.sh/stable
helm repo update	Update information of available charts locally.	helm repo update
helm search repo	Search for charts in the Helm repositories.	helm search repo nginx
helm install	Install a Helm chart.	helm install my-release stable/nginx
helm upgrade	Upgrade a release to a new chart or version.	helm upgrade my-release stable/nginx
helm rollback	Roll back a release to a previous revision.	helm rollback my-release 1
helm list	List all Helm releases.	helm list
helm uninstall	Uninstall a Helm release.	helm uninstall my-release
helm show values	Display the default values of a chart.	helm show values stable/nginx
helm template	Render chart templates locally without installing.	helm template my-release stable/nginx

Helm Chart Management

Command	Description	Example
helm list	List all Helm releases.	helm list
helm status	Display the status of a Helm release.	helm status my-release
helm history	Show the history of a Helm release.	helm history my-release
helm upgrade	Upgrade a release to a new chart or version.	helm upgrade my-release stable/nginx
helm rollback	Roll back a release to a previous revision.	helm rollback my-release 1
helm uninstall	Uninstall a Helm release.	helm uninstall my-release
helm test	Run tests for a release.	helm test my-release
helm get all	Fetch all information about a release.	helm get all my-release
helm get values	Retrieve the values of a release.	helm get values my-release
helm get manifest	Fetch the manifest of a release.	helm get manifest my-release
helm get hooks	Retrieve the hooks of a release.	helm get hooks my-release
helm get notes	Fetch the notes of a release.	helm get notes my-release
helm diff	Compare a release with a new chart or version.	helm diff upgrade my-release stable/nginx

Helm Repo

Command	Description	Example
helm repo add	Add a new Helm chart repository.	helm repo add stable https://charts.helm.sh/stable
helm repo update	Update information of available charts locally.	helm repo update
helm repo list	List all configured Helm chart repositories.	helm repo list
helm repo remove	Remove a Helm chart repository.	helm repo remove stable
helm repo index	Generate an index file for a chart repository.	helm repo index ./charts

Helm Search

Command	Description	Example
helm search hub	Search for charts on the Helm Hub.	helm search hub nginx
helm search repo	Search for charts in the Helm repositories.	helm search repo mychart
helm search repo -l	List all versions of a chart in the repository.	helm search repo mychart -l
helm search repo --versions	Show all chart versions in the repository.	helm search repo mychart --versions
helm search repo --regexp	Search charts using a regular expression.	helm search repo '^mychart.*'

Helm Install

Command	Description	Example
helm install	Install a Helm chart.	helm install my-release stable/nginx
helm install --dry-run	Simulate an install without making changes.	helm install my-release stable/nginx --dry-run
helm install --set	Override chart values during installation.	helm install my-release stable/nginx --set key=value
helm install --values	Use a custom values file for installation.	helm install my-release stable/nginx --values custom-values.yaml
helm install --namespace	Specify the namespace for the release.	helm install my-release stable/nginx --namespace my-namespace
helm install --version	Install a specific version of a chart.	helm install my-release stable/nginx --version 1.2.3