release.yml

name: release flannel and upload docker images
  
on:
  release:
    types: [published]

env:
  GO_VERSION: "1.23"
  LINUX_ARCHES: "amd64 arm arm64 s390x ppc64le riscv64"
  REPOSITORY: flannel/flannel
  IMAGE_NAME: flannel-io/flannel
  REGISTRY: ghcr.io

jobs:
  build-and-push-images:
    runs-on: ubuntu-latest
    permissions:
      contents: read
      packages: write

    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: set tag 
        run: echo "GIT_TAG=$(git describe --tags --always)" >> $GITHUB_ENV

      - name: Set up Go 1.x
        uses: actions/setup-go@v5
        with:
          go-version: ${{ env.GO_VERSION }}

      - name: go mod vendor
        run: go mod vendor

      - name: Set up QEMU
        uses: docker/setup-qemu-action@v3

      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v3

      - name: Docker meta
        id: meta
        uses: docker/metadata-action@v5
        with:
          images: ${{ env.REPOSITORY }}
          flavor: latest=false
          tags: |
            type=ref,event=tag

      - name: Log in to Docker Hub
        if: github.repository_owner == 'flannel-io' && success()
        uses: docker/login-action@v3
        with:
          username: ${{ secrets.DOCKER_USERNAME }}
          password: ${{ secrets.DOCKER_PASSWORD }}

      - name: Build and push Docker image
        if: github.repository_owner == 'flannel-io' && success()
        uses: docker/build-push-action@v5
        with:
          context: .
          file: images/Dockerfile
          push: true
          platforms: linux/amd64,linux/arm64,linux/arm,linux/s390x,linux/ppc64le,linux/riscv64
          tags: ${{ steps.meta.outputs.tags }}
          build-args: TAG=${{ env.GIT_TAG }}

  build-and-push-images-github-registry:
    runs-on: ubuntu-latest
    permissions:
      contents: read
      packages: write
      attestations: write
      id-token: write

    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: set tag
        run: echo "GIT_TAG=$(git describe --tags --always)" >> $GITHUB_ENV

      - name: Set up Go 1.x
        uses: actions/setup-go@v5
        with:
          go-version: ${{ env.GO_VERSION }}

      - name: go mod vendor
        run: go mod vendor

      - name: Set up QEMU
        uses: docker/setup-qemu-action@v3

      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v3

      - name: Log in to the Container registry
        uses: docker/login-action@v3
        with:
          registry: ${{ env.REGISTRY }}
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Extract metadata (tags, labels) for Docker
        id: meta
        uses: docker/metadata-action@v5
        with:
          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}

      - name: Build and push Docker image
        id: push
        uses: docker/build-push-action@v5
        with:
          context: .
          file: images/Dockerfile
          push: true
          platforms: linux/amd64,linux/arm64,linux/arm,linux/s390x,linux/ppc64le,linux/riscv64
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}
          build-args: TAG=${{ env.GIT_TAG }}

      - name: Generate artifact attestation
        uses: actions/attest-build-provenance@v2
        with:
          subject-name: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
          subject-digest: ${{ steps.push.outputs.digest }}
          push-to-registry: true

  build-and-push-artifacts:
    environment:
      name: github-pages
      url: ${{ steps.deployment.outputs.page_url }}

    runs-on: ubuntu-latest
    permissions:
      contents: write
      packages: write
      pages: write
      id-token: write

    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: Set up Go 1.x
        uses: actions/setup-go@v5
        with:
          go-version: ${{ env.GO_VERSION }}

      - name: go mod vendor
        run: go mod vendor
      
      - name: Set up QEMU
        uses: docker/setup-qemu-action@v3

      - name: Build release artifacts
        run: make release

      - name: Upload release files
        uses: softprops/action-gh-release@v1
        with:
          files: |
            dist/flannel*
            dist/kube-flannel.yml
            dist/kube-flannel-psp.yml

      - name: Wait for previous job
        uses: yogeshlonkar/wait-for-jobs@v0.2.1
        with:
          jobs: build-and-push-images

      - name: Setup Pages
        uses: actions/configure-pages@v4

      - name: Upload artifact
        uses: actions/upload-pages-artifact@v3
        with:
          path: 'chart/'

      - name: Deploy to GitHub Pages
        id: deployment
        uses: actions/deploy-pages@v4