action.yaml

name: Helm OCI Chart Releaser
description: Push Helm charts to OCI-based (Docker) registries
author: sergeyshaykhullin
branding:
  color: yellow
  icon: upload-cloud
inputs:
  name:
    required: true
    description: Chart name
  repository:
    required: true
    description: Chart repository name
  tag:
    required: true
    description: Chart version
  app_version:
    required: false
    description: Set appVersion in the Chart
  path:
    required: false
    description: Chart path (Default 'charts/{name}')
  registry:
    required: true
    description: OCI registry
  registry_username:
    required: true
    description: OCI registry username
  registry_password:
    required: true
    description: OCI registry password
  update_dependencies:
    required: false
    default: 'false'
    description: Update chart dependencies before packaging (Default 'false')
outputs:
  image:
    value: ${{ steps.output.outputs.image }}
    description: Chart image (Default '{registry}/{repository}/{image}:{tag}')
runs:
  using: composite
  steps:
    - name: Helm | Login
      shell: bash
      run: echo '${{ inputs.registry_password }}' | helm registry login -u '${{ inputs.registry_username }}' --password-stdin '${{ inputs.registry }}'
      env:
        HELM_EXPERIMENTAL_OCI: '1'

    - name: Helm | Dependency
      if: inputs.update_dependencies == 'true'
      shell: bash
      run: helm dependency update ${{ inputs.path == null && format('{0}/{1}', 'charts', inputs.name) || inputs.path }}
      env:
        HELM_EXPERIMENTAL_OCI: '1'

    - name: Helm | Package
      shell: bash
      run: helm package '${{ inputs.path == null && format('{0}/{1}', 'charts', inputs.name) || inputs.path }}' --version '${{ inputs.tag }}' ${{ inputs.app_version != null && format('--app-version {0}', inputs.app_version) || '' }}
      env:
        HELM_EXPERIMENTAL_OCI: '1'

    - name: Helm | Push
      shell: bash
      run: helm push '${{ inputs.name }}-${{ inputs.tag }}.tgz' 'oci://${{ inputs.registry }}/${{ inputs.repository }}'
      env:
        HELM_EXPERIMENTAL_OCI: '1'

    - name: Helm | Logout
      shell: bash
      run: helm registry logout '${{ inputs.registry }}'
      env:
        HELM_EXPERIMENTAL_OCI: '1'

    - name: Helm | Output
      id: output
      shell: bash
      run: echo 'image=${{ inputs.registry }}/${{ inputs.repository }}/${{ inputs.name }}:${{ inputs.tag }}' >> $GITHUB_OUTPUT