helm

A `helm` asset will template and render an existing helm chart. You can either reference an existing chart in a private or public github repo, or your installer runbook can include assets to drop an existing helm chart at `local.chart_root`.

Assets | Config | Lifecycle

helm

A helm asset will template and render an existing helm chart. You can either reference an existing chart in a private or public github repo, or your installer runbook can include assets to drop an existing helm chart at local.chart_root.

Required Parameters

  • dest - The directory in which to render the chart. If the source chart is at charts/src/nginx, and dest is set to charts/rendered/, then the chart will be templated at charts/rendered/nginx

Optional Parameters

  • github - Configuration for indicating a chart hosted in a private or public github repo. Fields are same as assets.v1.github

    required:

    • path - Path in repo from which to pull file or directory

    • ref - Reference to a github commit to pull, usually a SHA or a tag – usage of branches is supported but discouraged as content could change within a single Ship release

    • repo - The GitHub repository to pull from, formated as owner/repo e.g. replicatedhq/ship

    optional:

    • source - One of public or private, if private, access to the repo can be validated on release creation

  • helm_fetch - Configuration for indicating a chart hosted somewhere that would be accessible to the helm fetch function.

    required:

    • chart_ref - chart URL | repo/chartname as would be passed to helm fetch

    optional:

    • repo_url - repository URL as would be passed to helm fetch with the --repo flag

    • version - version as would be passed to helm fetch with the --version flag

  • helm_opts - Additional options as would be passed to helm template

  • local - Configuration for indicating an already existing source chart to render from.

    required:

    • chart_root - The base directory of the existing chart.

  • values - Values to set during rendering, overrides defaults in values.yaml if present in the chart root.

  • values_from - values_from

  • when - This asset will be included when ‘when’ is omitted or true

Examples

assets:
  v1:
    - helm:
        github:
          repo: github.com/replicatedhq/superbigtool-k8s
          ref: 8fcaebe55af67fe6789fa678faaa76fa867fbc
          path: k8s-yamls/
          source: private
        dest: charts/rendered/

assets:
  v1:
    - helm:
        values:
          AppFlavor: ship
          NginxReplicas: '{{repl ConfigOption \"nginx_replicas\"}}'
        helm_opts:
          - '--name'
          - >-
            {{repl Installation \"channel_name\"}}-{{repl Installation
            \"semver\"}}
        local:
          chart_root: charts/src/nginx/
        dest: charts/rendered/