publish.yml

#
# Copyright 2024 tosit.io
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#

name: publish 

on:
  workflow_call:
    inputs:
      chart_name:
        description: Helm chart version
        required: true
        type: string
      version:
        description: Helm chart version
        required: true
        type: string
  
env:
  release_tag_name: ${{ inputs.chart_name }}-v${{ inputs.version }}
  chart_package_name: ${{ inputs.chart_name }}-${{ inputs.version }}.tgz
  cr_release_name_template: "{{ .Name }}-v{{ .Version }}"

defaults:
  run:
    shell: bash
  
jobs:

  helm-chart-publish:
    name: "Publish (${{ inputs.chart_name }}-${{ inputs.version }})"
    runs-on: "ubuntu-latest"
    steps:
      - name: Checkout release tag ${{ env.release_tag_name }} ⚡️
        uses: actions/checkout@v4
        with:
          fetch-depth: 0
          ref: ${{ env.release_tag_name }}
      
      - name: Setup helm
        uses: azure/setup-helm@v4.2.0
        with:
          version: v3.15.1

      - name: Add chart dependencies
        run: |
          helm repo add superset https://apache.github.io/superset
          helm repo add bitnami https://charts.bitnami.com/bitnami
          helm repo update

      - name: Install chart-releaser (cr)
        uses: helm/chart-releaser-action@v1.6.0
        with:
          install_only: true

      - name: Package helm chart ${{ inputs.chart_name }} (${{ inputs.version }})
        run: |
          helm dependency build ${{ inputs.chart_name }}
          cr package ${{ inputs.chart_name }}
    
      - name: Upload Chart package to Github release
        run: |
          gh release upload ${{ env.release_tag_name }} ./.cr-release-packages/${{ env.chart_package_name }} --clobber
        env:
          GH_TOKEN: ${{ github.token }}
        shell: bash

      - name: Checkout gh-pages branch  ⚡️
        uses: actions/checkout@v4
        with:
          fetch-depth: 0
          ref: gh-pages
          path: gh-pages

      - name: Update helm chart index.yaml
        run: |
          cr index  -i gh-pages/index.yaml \
                    -r ${GITHUB_REPOSITORY#*/} \
                    -o ${{ github.repository_owner }} \
                    --release-name-template "${{ env.cr_release_name_template }}"
        shell: bash

      - name: Commit helm chart index.yaml changes into gh-pages branch
        uses: EndBug/add-and-commit@v9
        with:
          cwd: gh-pages
          pull: "--rebase --autostash"
          message: '[${{ inputs.chart_name }}-${{ inputs.version }}] - Update index.yaml'
          author_name: github-actions[bot]
          author_email: 41898282+github-actions[bot]@users.noreply.github.com