helm-release.yml

name: Release Charts

on:
  release:
    types: [published]

env:
  CHART_FILE: "charts/mongodb-profiler-exporter/Chart.yaml"
  RELEASE_TAG: "${{ github.event.release.tag_name }}"

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@v3

      - name: Check Tag
        id: check-tag
        run: |
          if [[ "${{ github.event.release.tag_name }}" =~ ^[0-9]+\.[0-9]+\.[0-9]+$ ]]; then
              echo "match=true" >> $GITHUB_ENV
          else
              echo "match=false" >> $GITHUB_ENV
          fi

      - name: Update version in Chart.yaml
        if: env.match == 'true'
        run: |

          sed -i.bak "s/^version: .*/version: ${RELEASE_TAG}/" "$CHART_FILE"
          sed -i.bak "s/^appVersion: .*/appVersion: ${RELEASE_TAG}/" "$CHART_FILE"

      - name: Commit and push changes
        if: env.match == 'true'
        run: |
          git config user.name "$GITHUB_ACTOR"
          git config user.email "$GITHUB_ACTOR@users.noreply.github.com"
          git add "${CHART_FILE}"
          git commit -m "Update version to ${RELEASE_TAG}"
          git push origin HEAD:main

      - name: Install Helm
        uses: azure/setup-helm@v4
        if: env.match == 'true'
        env:
          GITHUB_TOKEN: "${{ secrets.GITHUB_TOKEN }}"

      - name: Run chart-releaser
        uses: helm/chart-releaser-action@v1.6.0
        if: env.match == 'true'
        env:
          CR_TOKEN: "${{ secrets.GITHUB_TOKEN }}"