Helm

Last Updated: 2023-02-16

Install / Uninstall

# Install bar/baz from the repo and name it foo
$ helm install foo bar/baz

# Generate a name
$ helm install bar/baz --generate-name

# Install from an unpacked chart dir
$ helm install foo /path/to/baz

# Install from a full url
$ helm install foo https://example.com/charts/foo-1.2.3.tgz

# Install a local chart archive
$ helm install foo foo-0.1.1.tgz

# Uninstall
$ helm uninstall foo
$ helm uninstall foo --keep-history

Inspect

# List all deployed releases
$ helm list

# Include uninstalled releases
$ helm list --all

# Check status
$ helm status foo
$ helm get values foo

Upgrade / Rollback / History

# Upgrade
$ helm upgrade foo bar/baz

# Check history of a chart
$ helm history <chart> -n <namespace> --kubeconfig /path/to/kubeconfig

# If something goes wrong, rollback manually
$ helm rollback <chart> -n <namespace> --kubeconfig /path/to/kubeconfig

Repo

# List repos
$ helm repo list

# Add repo
$ helm repo add dev https://example.com/dev-charts

# Update repo
$ helm repo update

Charts

# Create charts
$ helm create my-chart

# Validate and format
$ helm lint

# package the chart up for distribution
# creates a .tgz that is ready for `helm install`
$ helm package deis-workflow