image.yaml

name: image

on:
  push:
    tags:
    - 'v*'
    branches:
    - main

permissions:
  contents: read
  packages: write
  id-token: write

jobs:
  image:
    runs-on: ubuntu-latest
    steps:
    - uses: actions/checkout@v4
    - uses: actions/setup-go@v5
      with:
        go-version: v1.25.4
        check-latest: true

    # We need this to remove local tags that are not semver so goreleaser doesn't get confused.
    - name: Delete non-semver tags
      run: 'git tag -d $(git tag -l | grep -v "^v")'

    # Set up Docker Buildx for multi-platform builds
    - name: Set up Docker Buildx
      uses: docker/setup-buildx-action@v3

    # If you notice signing errors, you may need to update the cosign version.
    - uses: sigstore/cosign-installer@v3.7.0

    
    - name: Install Helm
      uses: azure/setup-helm@v3
      with:
        version: 'v3.12.0'

    - name: Set LDFLAGS
      run: echo LDFLAGS="$(make ldflags)" | tee -a >> $GITHUB_ENV

    # Login to GitHub Container Registry (used by both ko and Docker)
    - name: Login to GitHub Container Registry  
      uses: docker/login-action@v3
      with:
        registry: ghcr.io
        username: ${{ github.actor }}
        password: ${{ secrets.GITHUB_TOKEN }}

    # Build and push konnector image using Dockerfile.konnector
    - name: Build and push konnector image
      uses: docker/build-push-action@v6
      id: build-konnector
      with:
        context: .
        file: ./Dockerfile.konnector
        platforms: linux/amd64,linux/arm64
        push: true
        tags: |
          ghcr.io/${{ github.repository_owner }}/konnector:latest
          ghcr.io/${{ github.repository_owner }}/konnector:${{ github.sha }}
          ghcr.io/${{ github.repository_owner }}/konnector:0.0.0-${{ github.sha }}
          ghcr.io/${{ github.repository_owner }}/konnector:${{ github.ref_name }}
        cache-from: type=gha
        cache-to: type=gha,mode=max
        build-args: |
          LDFLAGS=${{ env.LDFLAGS }}
        labels: |
          org.opencontainers.image.title=Kube Bind Konnector
          org.opencontainers.image.description=Kube Bind konnector component
          org.opencontainers.image.source=https://github.com/${{ github.repository }}
          org.opencontainers.image.revision=${{ github.sha }}
          org.opencontainers.image.version=${{ github.ref_name }}

    # Sign the konnector image
    - name: Sign konnector image
      env:
        COSIGN_EXPERIMENTAL: 'true'
      run: |
        img="ghcr.io/${{ github.repository_owner }}/konnector@${{ steps.build-konnector.outputs.digest }}"
        echo "signing ${img}"
        cosign sign ${img} \
            --yes \
            -a sha=${{ github.sha }} \
            -a ref=${{ github.ref }} \
            -a run_id=${{ github.run_id }} \
            -a run_attempt=${{ github.run_attempt }}

    # Build and push backend image using Dockerfile (includes frontend)
    - name: Build and push backend image
      uses: docker/build-push-action@v6
      id: build
      with:
        context: .
        file: ./Dockerfile
        platforms: linux/amd64,linux/arm64
        push: true
        tags: |
          ghcr.io/${{ github.repository_owner }}/backend:latest
          ghcr.io/${{ github.repository_owner }}/backend:${{ github.sha }}
          ghcr.io/${{ github.repository_owner }}/backend:0.0.0-${{ github.sha }}
          ghcr.io/${{ github.repository_owner }}/backend:${{ github.ref_name }}
        cache-from: type=gha
        cache-to: type=gha,mode=max
        build-args: |
          LDFLAGS=${{ env.LDFLAGS }}
        labels: |
          org.opencontainers.image.title=Kube Bind Backend
          org.opencontainers.image.description=Kube Bind backend with integrated Vue.js frontend
          org.opencontainers.image.source=https://github.com/${{ github.repository }}
          org.opencontainers.image.revision=${{ github.sha }}
          org.opencontainers.image.version=${{ github.ref_name }}

    # Sign the backend image
    - name: Sign backend image
      env:
        COSIGN_EXPERIMENTAL: 'true'
      run: |
        img="ghcr.io/${{ github.repository_owner }}/backend@${{ steps.build.outputs.digest }}"
        echo "signing ${img}"
        cosign sign ${img} \
            --yes \
            -a sha=${{ github.sha }} \
            -a ref=${{ github.ref }} \
            -a run_id=${{ github.run_id }} \
            -a run_attempt=${{ github.run_attempt }}

    - name: Package and push Helm charts as OCI
      env:
        HELM_EXPERIMENTAL_OCI: 1
      run: |
        # Login to GitHub Container Registry for Helm
        echo "${{ github.token }}" | helm registry login ghcr.io --username ${{ github.actor }} --password-stdin
        
        # Set chart version - use tag name if available, otherwise use semver format
        if [[ "${{ github.ref_type }}" == "tag" ]]; then
          CHART_VERSION="${{ github.ref_name }}"
          # Remove 'v' prefix if present
          CHART_VERSION="${CHART_VERSION#v}"
        else
          CHART_VERSION="0.0.0-${{ github.sha }}"
        fi
        
        # Package and push each chart in deploy/charts/
        for chart_dir in deploy/charts/*/; do
          if [ -f "${chart_dir}Chart.yaml" ]; then
            chart_name=$(basename "$chart_dir")
            echo "Processing chart: $chart_name"
            
            # Update chart version and appVersion in Chart.yaml
            sed -i "s/^version:.*/version: ${CHART_VERSION}/" "${chart_dir}Chart.yaml"
            sed -i "s/^appVersion:.*/appVersion: ${CHART_VERSION}/" "${chart_dir}Chart.yaml"
            
            # Package the chart
            helm package "$chart_dir" --version "${CHART_VERSION}"
            
            # Push to GitHub Container Registry
            helm push "${chart_name}-${CHART_VERSION}.tgz" "oci://ghcr.io/${{ github.repository_owner }}/charts"
            
            echo "Helm chart pushed to oci://ghcr.io/${{ github.repository_owner }}/charts/${chart_name}:${CHART_VERSION}"
          fi
        done

    - uses: actions/delete-package-versions@v3
      with:
        package-name: '${{ github.event.repository.name }}'
        min-versions-to-keep: 10
        delete-only-pre-release-versions: "true"