helm-package-and-publish.yaml

name: Helm package and push to Github Pages
on:
  push:
    # run the Github Action on every tag versioned as v*.*.*
    tags:
      - "v*.*.*" 

jobs:
  helm-package-and-push-to-ghcr-io:
    runs-on: ubuntu-latest
    permissions:
      contents: read
      packages: write

    steps:
      - name: Checkout repository
        uses: actions/checkout@v4
      
      - name: Install Helm + yq + jq
        run: |
          sudo snap install yq
          sudo snap install helm --classic
          sudo snap install jq

      - name: Helm Package
        id: helm_package
        run: |
          echo "Tag version: $GITHUB_REF"
          RELEASE_TAG="${GITHUB_REF#refs/tags/}"
          VERSION="${RELEASE_TAG:-v666.666.666}"
          echo "VERSION Version: $VERSION"
          CLEAN_VERSION="${VERSION#v}"
          echo "CLEAN_VERSION Version: $CLEAN_VERSION"

          # package the helm chart
          PACKAGE_OUTPUT=$(helm package --version "$CLEAN_VERSION" helm-chart)
          echo "PACKAGE_OUTPUT=$PACKAGE_OUTPUT"
          PACKAGE_NAME=$(basename "$PACKAGE_OUTPUT")
          echo "Generated helm package: $PACKAGE_NAME"
          # save the generated package name to github_output to pass it to next step
          echo "package-name=$PACKAGE_NAME" >> $GITHUB_OUTPUT
          echo "package-version=$CLEAN_VERSION" >> $GITHUB_OUTPUT
      

      - name: Patch argocd application yaml
        id: argocd-application
        run: |
          VERSIONED_ARGOCD_APP_YAML="argocd-application-${{ steps.helm_package.outputs.package-version}}.yaml"
          cp argocd-application.yaml "$VERSIONED_ARGOCD_APP_YAML"
          echo "Current targetRevision: $(yq '.spec.source.targetRevision' $VERSIONED_ARGOCD_APP_YAML)"
          yq e '.spec.source.targetRevision = "${{ steps.helm_package.outputs.package-version}}"' --inplace $VERSIONED_ARGOCD_APP_YAML
          echo "Patched targetRevision: $(yq '.spec.source.targetRevision' $VERSIONED_ARGOCD_APP_YAML)"
          # save to the github_output to pass it to next step
          echo "argocd-application-filename=$VERSIONED_ARGOCD_APP_YAML" >> $GITHUB_OUTPUT
      
      - name: Print helm_package step output
        run: |
          echo "package-name=$MESSAGE"
        env:
          MESSAGE: ${{ steps.helm_package.outputs.package-name}}

      - name: Create new Release and upload helm artifact
        id: create_release_and_upload_artifacts
        uses: softprops/action-gh-release@v2.0.8
        if: startsWith(github.ref, 'refs/tags/')
        with:
          files: |
            ${{ steps.helm_package.outputs.package-name}}
            ${{ steps.argocd-application.outputs.argocd-application-filename}}
          token: ${{ secrets.GHCR_TOKEN }}
          generate_release_notes: true
          fail_on_unmatched_files: true
          body: |
            Github Repo: <https://github.com/oguzhan-yilmaz/steampipe-powerpipe-kubernetes>
            Github Releases: <https://github.com/oguzhan-yilmaz/steampipe-powerpipe-kubernetes/releases>
            Github Pages: <https://oguzhan-yilmaz.github.io/steampipe-powerpipe-kubernetes/>
            Github Pages (Helm index): <https://oguzhan-yilmaz.github.io/steampipe-powerpipe-kubernetes/index.yaml>
            
            **Helm Repo**

            ```bash
            helm repo add oguzhan-yilmaz https://oguzhan-yilmaz.github.io/steampipe-powerpipe-kubernetes 
            ```

            ```bash
            helm repo update oguzhan-yilmaz
            ```
            
            **Helm Install (latest version)**

            ```bash
            helm repo update oguzhan-yilmaz

            helm show values oguzhan-yilmaz/steampipe-powerpipe-kubernetes > values.yaml

            # update the values.yaml on your own accord

            helm upgrade --install steampipe-powerpipe \
              -n turbot \
              -f values.yaml \
              --create-namespace \
              oguzhan-yilmaz/steampipe-powerpipe-kubernetes
            ```
            
            **Helm Install (current version)**

            ```bash
            helm show values oguzhan-yilmaz/steampipe-powerpipe-kubernetes --version ${{ steps.helm_package.outputs.package-version}} > values.yaml

            # update the values.yaml on your own accord

            helm upgrade --install steampipe-powerpipe \
              -n turbot \
              -f values.yaml \
              --create-namespace \
              --version ${{ steps.helm_package.outputs.package-version}} \
              oguzhan-yilmaz/steampipe-powerpipe-kubernetes
            ```

            **ArgoCD Application (current version)**

            First, download the `argocd-application-X.Y.Z.yaml` from assets.

            ```bash
            kubectl apply -f argocd-application-X.Y.Z.yaml
            ```

      - name: print release upload output
        run: |
          echo "assets=${{ steps.create_release_and_upload_artifacts.outputs.assets}}"
          
      - name: Save artifact download url
        id: helm_package_download_url
        run: |
          DOWNLOAD_URL=$(echo '${{ steps.create_release_and_upload_artifacts.outputs.assets}}' | jq '.[0].browser_download_url')
          echo "DOWNLOAD_URL=$DOWNLOAD_URL"
          echo "download_url=$DOWNLOAD_URL" >> $GITHUB_OUTPUT

      - name: Print uploaded helm_package download url
        run: |
          echo 'package-name=${{ steps.helm_package_download_url.outputs.download_url}}'

      - name: Clone gh-pages branch and update helm index.yaml on github pages
        env:
          GITHUB_TOKEN: ${{ secrets.GHCR_TOKEN }}
          GIT_AUTHOR_EMAIL: "Oguzhan Yilmaz"
          GIT_AUTHOR_NAME: "oguzhanylmz271@gmail.com"
        run: |
          git config --global user.email "oguzhanylmz271@gmail.com"
          git config --global user.name "Oguzhan Yilmaz"

          # clone gh-pages branch
          git clone -b gh-pages https://github.com/oguzhan-yilmaz/steampipe-powerpipe-kubernetes.git gh-pages-clone
          ls -al
          ls -al gh-pages-clone

          # merge the helm index.yaml
          ACTUAL_RELEASE_URL="${{ steps.helm_package_download_url.outputs.download_url}}"
          RELEASE_BASE_URL="${ACTUAL_RELEASE_URL%/*}"
          echo "RELEASE_BASE_URL=$RELEASE_BASE_URL"
          helm repo index . --url "$RELEASE_BASE_URL" --merge gh-pages-clone/index.yaml
          ls -al

          # replace the index.yaml with the new one
          echo "Old index.yaml"
          cat gh-pages-clone/index.yaml
          rm gh-pages-clone/index.yaml
          cp index.yaml gh-pages-clone/index.yaml
          
          # check out the new index.yaml
          cd gh-pages-clone
          pwd
          echo "New index.yaml"
          cat index.yaml
          git status

          # commit and push the new index.yaml
          git add index.yaml
          git commit -m "update index.yaml in Github Action"
          git remote set-url origin https://x-access-token:${{ secrets.GHCR_TOKEN }}@github.com/oguzhan-yilmaz/steampipe-powerpipe-kubernetes.git
          git push
          git status