A Helm based service allows you to use an existing Helm chart as a service.
Helm charts are pre-packaged images + configurations that let you start using standard components like databases or messaging systems right out of the box.
Finding a Helm Chart
The easiest way to find Helm charts is through hub.helm.sh/.
You can find thousands of charts across multiple different repositories. NOTE: when in doubt, use the “stable” repository.
Ruckstack Helm CLI
Ruckstack includes a simple client for managing your local Helm repository configuration under the
|ruckstack helm repo add||Adds a new named repository to your local configuration|
|ruckstack helm repo remove||Removes an existing named repository to your local configuration|
|ruckstack helm re-index||Refreshes and re-indexes the local cache of available Helm charts|
Defining the Service
Once you have found your service, you add a new service definition to your project.
helmServices: - id: postgresql chart: bitnami/postgresql version: 10.2.1 parameters: image: tag: master
|id||Unique identifier for this service. Used as the default for filenames and internal descriptors. Must be lowercase alphanumeric (also allows “_” and “-“).|
|chart||The repository and name of the chart in
|version||The version of the chart to use. Note: this is often different from the version of the application.|
|parameters||Chart-specific configuration parameters to use|