chart-release.yaml

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# Copyright (c) 2024 BMW Group AG
#
# See the NOTICE file(s) distributed with this work for additional
# information regarding copyright ownership.
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# This program and the accompanying materials are made available under the
# terms of the Apache License, Version 2.0 which is available at
# https://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
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# SPDX-License-Identifier: Apache-2.0
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name: Release Chart

on:
  workflow_dispatch:
  push:
    paths:
      - 'charts/**'
    branches:
      - main

jobs:
  release:
    # depending on default permission settings for your org (contents being read-only or read-write for workloads), you will have to add permissions
    # see: https://docs.github.com/en/actions/security-guides/automatic-token-authentication#modifying-the-permissions-for-the-github_token
    permissions:
      contents: write
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
        with:
          fetch-depth: 0

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

      - name: Install Helm
        uses: azure/setup-helm@b7246b12e77f7134dc2d460a3d5bad15bbe29390 # v4
        with:
          token: ${{ secrets.GITHUB_TOKEN }}

      - name: Update helm dependencies for dim
        run: |
          cd charts/dim
          helm repo add bitnami https://charts.bitnami.com/bitnami
          helm dependency update

      - name: Run chart-releaser
        uses: helm/chart-releaser-action@v1.4.1
        env:
          CR_TOKEN: "${{ secrets.GITHUB_TOKEN }}"
          CR_SKIP_EXISTING: "true"

      - name: Get current helm chart version
        id: chart-version
        run: |
          current=$(cat ./charts/dim/Chart.yaml | grep "version:" | head -1 | cut -d ":" -d " " -f2)
          echo "current=$current" >> $GITHUB_OUTPUT
          echo "Exported $current helm chart version"

      - name: Check for previous version
        id: version-check
        run: |
          exists=$(git tag -l "v${{ steps.chart-version.outputs.current }}")
          if [[ -n "$exists" ]]; then
            echo "exists=true" >> $GITHUB_OUTPUT
          else
            echo "exists=false" >> $GITHUB_OUTPUT
          fi

      - name: Create and push git tag for release workflow to be triggered
        run: |
          git tag v${{ steps.chart-version.outputs.current }}
          git push origin v${{ steps.chart-version.outputs.current }}
        if: steps.version-check.outputs.exists == 'false'