Installing Helm
Install Helm client
helm init --client-only
Install Helm client and Tiller to the current cluster with RBAC
# rbac-config.yaml
apiVersion: v1
kind: ServiceAccount
metadata:
name: tiller
namespace: kube-system
---
apiVersion: rbac.authorization.k8s.io/v1beta1
kind: ClusterRoleBinding
metadata:
name: tiller
roleRef:
apiGroup: rbac.authorization.k8s.io
kind: ClusterRole
name: cluster-admin
subjects:
- kind: ServiceAccount
name: tiller
namespace: kube-system
kubectl create -f rbac-config.yaml
helm init --service-account tiller
Install and upgrade Tiller to the current cluster
helm init --upgrade
Check the version of Helm installed
helm version
Helm Repositories
List Helm repositories
helm repo list
Update list of Helm charts from repositories
helm repo update
Searching Helm Charts
List all installed charts
helm search
Search for a chart
helm search foo
Showing Installed Helm Charts
List all installed Helm charts
helm ls
List all deleted Helm charts
helm ls --deleted
List installed and deleted Helm charts
helm ls --all
Installing/Deleting Helm charts
Inspect the variables in a chart
helm inspect values stable/mysql
Install a Helm chart
helm install --name foo stable/mysql
helm install --name path/to/foo
helm install --name foo bar-1.2.3.tgz
helm install --name foo https://example.com/charts/bar-1.2.3.tgz
Install a Helm chart and override variables
helm install --name foo --values config.yaml --timeout 300 --wait stable/mysql
Show status of Helm chart being installed
helm status foo
Delete a Helm chart
helm delete --purge foo
Upgrading Helm Charts
Return the variables for a release
helm get values foo
Upgrade the chart or variables in a release
helm upgrade --values config.yaml foo stable/mysql
List release numbers
helm history foo
Rollback to a previous release number
helm rollback foo 1
Creating Helm Charts
Create a blank chart
helm create foo
Lint the chart
helm lint foo
Package the chart into foo.tgz
helm package foo
Install chart dependencies
helm dependency update
Chart Folder Structure
wordpress/
Chart.yaml # A YAML file containing information about the chart
LICENSE # OPTIONAL: A plain text file containing the license for the chart
README.md # OPTIONAL: A human-readable README file
requirements.yaml # OPTIONAL: A YAML file listing dependencies for the chart
values.yaml # The default configuration values for this chart
charts/ # A directory containing any charts upon which this chart depends.
templates/ # A directory of templates that, when combined with values,
# will generate valid Kubernetes manifest files.
templates/NOTES.txt # OPTIONAL: A plain text file containing short usage notes
Azure Helm
Add an Azure Helm repo
az acr helm repo add --name foo