chart-release.yml

# Copyright (C) Nicolas Lamirault <nicolas.lamirault@gmail.com>
#
# 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.
#
# SPDX-License-Identifier: Apache-2.0

name: Charts / Release

on:
  push:
    branches:
      - master
    paths:
      - "charts/**"
  # pull_request:
  #   branches:
  #     - master
    # paths:
    #   - "charts/**"


permissions:
  contents: read

jobs:
  release:
    permissions:
      contents: write # to push chart release and create a release (helm/chart-releaser-action)
      packages: write # needed for ghcr access
      id-token: write # needed for keyless signing

    runs-on: ubuntu-latest
    # container: ghcr.io/chgl/kube-powertools:v2.1.20
    steps:
      - name: Checkout
        uses: actions/checkout@a5ac7e51b41094c92402da3b24376905380afc29 # v4.1.6

      - name: Fetch history
        run: git fetch --prune --unshallow

      - name: Configure Git
        run: |
          git config user.name "$GITHUB_ACTOR"
          git config user.email "$GITHUB_ACTOR@users.noreply.github.com"

      - name: Set up Helm
        uses: azure/setup-helm@v3.5
        with:
          version: v3.12.0

      - name: Add dependency chart repos
        run: |
          helm repo add bitnami https://charts.bitnami.com/bitnami
          helm repo add grafana https://grafana.github.io/helm-charts
          helm repo add prometheus-community https://prometheus-community.github.io/helm-charts

      - name: Run chart-releaser
        uses: helm/chart-releaser-action@v1.6.0
        with:
          config: .github/ct.yaml
        env:
          CR_TOKEN: "${{ secrets.GITHUB_TOKEN }}"
          CR_GENERATE_RELEASE_NOTES: true

      - name: Login to GitHub Container Registry
        uses: docker/login-action@v3
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Push charts to GHCR
        run: |
          shopt -s nullglob
          for pkg in .cr-release-packages/*; do
            if [ -z "${pkg:-}" ]; then
              break
            fi
            helm push "${pkg}" "oci://ghcr.io/${GITHUB_REPOSITORY_OWNER}/charts"
          done

  # Update the generated timestamp in the index.yaml
  # needed until https://github.com/helm/chart-releaser/issues/90
  # or helm/chart-releaser-action supports this
  post-release:
    permissions:
      contents: write  # for Git to git push
    needs: release
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@a5ac7e51b41094c92402da3b24376905380afc29 # v4.1.6
        with:
          ref: "gh-pages"
          fetch-depth: 0

      - name: Configure Git
        run: |
          git config user.name "$GITHUB_ACTOR"
          git config user.email "$GITHUB_ACTOR@users.noreply.github.com"

      - name: Commit and push timestamp updates
        run: |
          if [[ -f index.yaml ]]; then
            export generated_date=$(date --utc +%FT%T.%9NZ)
            sed -i -e "s/^generated:.*/generated: \"$generated_date\"/" index.yaml
            git add index.yaml
            git commit -sm "Update generated timestamp [ci-skip]" || exit 0
            git push
          fi

  # update-website:
  #   permissions:
  #     contents: write  # for Git to git push
  #   needs: post-release
  #   runs-on: ubuntu-latest
  #   steps:
  #     - name: Checkout
  #       uses: actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac # v4.0.0
  #       with:
  #         ref: "gh-pages"
  #         fetch-depth: 0

  #     - name: Configure Git
  #       run: |
  #         git config user.name "$GITHUB_ACTOR"
  #         git config user.email "$GITHUB_ACTOR@users.noreply.github.com"

  #     - name: Use Node.js 14.x
  #       uses: actions/setup-node@v3.8.1
  #       with:
  #         node-version: 14.x

  #     - run: npx js-yaml index.yaml | npx hbs-cli .github/templates/index.hbs -i - -e md

  #     - name: Commit and push website
  #       run: |
  #         git add index.md
  #         git commit -sm "Update website [ci-skip]" || exit 0
  #         git push