release.yaml

name: Release
on:
  push:
    tags:
      - 'v*'

permissions: {}

env:
  GOLANG_VERSION: '1.22' # Note: go-version must also be set in job controller-image.with.go-version & plugin-image.with.go-version.

jobs:
  controller-image:
    permissions:
      contents: read
      packages: write # Required and used to push images to `ghcr.io` if used.
      id-token: write # For creating OIDC tokens for signing.
    uses: ./.github/workflows/image-reuse.yaml
    with:
      quay_image_name: quay.io/argoproj/argo-rollouts:${{ github.ref_name }}
      # Note: cannot use env variables to set go-version (https://docs.github.com/en/actions/using-workflows/reusing-workflows#limitations)
      go-version: '1.22'
      platforms: linux/amd64,linux/arm64
      push: true
    secrets:
      quay_username: ${{ secrets.QUAY_USERNAME }}
      quay_password: ${{ secrets.QUAY_ROBOT_TOKEN }}

  plugin-image:
    permissions:
      contents: read
      packages: write # Required and used to push images to `ghcr.io` if used.
      id-token: write # For creating OIDC tokens for signing.
    uses: ./.github/workflows/image-reuse.yaml
    with:
      quay_image_name: quay.io/argoproj/kubectl-argo-rollouts:${{ github.ref_name }}
      # Note: cannot use env variables to set go-version (https://docs.github.com/en/actions/using-workflows/reusing-workflows#limitations)
      go-version: '1.22'
      platforms: linux/amd64,linux/arm64
      push: true
      target: kubectl-argo-rollouts
    secrets:
      quay_username: ${{ secrets.QUAY_USERNAME }}
      quay_password: ${{ secrets.QUAY_ROBOT_TOKEN }}

  controller-image-provenance:
    needs:
      - controller-image
    permissions:
      actions: read # for detecting the Github Actions environment.
      id-token: write # for creating OIDC tokens for signing.
      packages: write # for uploading attestations. (https://github.com/slsa-framework/slsa-github-generator/blob/main/internal/builders/container/README.md#known-issues)
    # Must be refernced by a tag. https://github.com/slsa-framework/slsa-github-generator/blob/main/internal/builders/container/README.md#referencing-the-slsa-generator
    uses: slsa-framework/slsa-github-generator/.github/workflows/generator_container_slsa3.yml@v2.0.0
    with:
      image: quay.io/argoproj/argo-rollouts
      digest: ${{ needs.controller-image.outputs.image-digest }}
    secrets:
      registry-username: ${{ secrets.QUAY_USERNAME }}
      registry-password: ${{ secrets.QUAY_ROBOT_TOKEN }}

  plugin-image-provenance:
    needs:
      - plugin-image
    permissions:
      actions: read # for detecting the Github Actions environment.
      id-token: write # for creating OIDC tokens for signing.
      packages: write # for uploading attestations. (https://github.com/slsa-framework/slsa-github-generator/blob/main/internal/builders/container/README.md#known-issues)
    # Must be refernced by a tag. https://github.com/slsa-framework/slsa-github-generator/blob/main/internal/builders/container/README.md#referencing-the-slsa-generator
    uses: slsa-framework/slsa-github-generator/.github/workflows/generator_container_slsa3.yml@v2.0.0
    with:
      image: quay.io/argoproj/kubectl-argo-rollouts
      digest: ${{ needs.plugin-image.outputs.image-digest }}
    secrets:
      registry-username: ${{ secrets.QUAY_USERNAME }}
      registry-password: ${{ secrets.QUAY_ROBOT_TOKEN }}

  release-artifacts:
    permissions:
      contents: write # for softprops/action-gh-release to create GitHub release
    runs-on: ubuntu-latest
    outputs:
      hashes: ${{ steps.hash.outputs.hashes }}

    steps:
      - name: Checkout
        uses: actions/checkout@v4 # v3.5.2
        with:
          fetch-depth: 0
          token: ${{ secrets.GITHUB_TOKEN }}

      - name: Setup Golang
        uses: actions/setup-go@v5.1.0 # v4.0.1
        with:
          go-version: ${{ env.GOLANG_VERSION }}

      - name: Set up QEMU
        uses: docker/setup-qemu-action@49b3bc8e6bdd4a60e6116a5414239cba5943d3cf # v3.2.0

      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@c47758b77c9736f4b2ef4073d4d51994fabfe349 # v3.7.1

      - name: Generate release artifacts
        run: |
          make release-plugins
          make checksums
          make manifests IMAGE_TAG=${{ github.ref_name }}

      - name: Draft release
        uses: softprops/action-gh-release@01570a1f39cb168c169c802c3bceb9e93fb10974 # v0.1.15
        with:
          tag_name: ${{ github.event.inputs.tag }}
          draft: true
          files: |
            dist/kubectl-argo-rollouts-linux-amd64
            dist/kubectl-argo-rollouts-linux-arm64
            dist/kubectl-argo-rollouts-darwin-amd64
            dist/kubectl-argo-rollouts-darwin-arm64
            dist/kubectl-argo-rollouts-windows-amd64
            dist/argo-rollouts-checksums.txt
            manifests/dashboard-install.yaml
            manifests/install.yaml
            manifests/namespace-install.yaml
            manifests/notifications-install.yaml
            docs/features/kustomize/rollout_cr_schema.json
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

      - name: Generate hashes for provenance
        id: hash
        run: |
          echo "hashes=$(sha256sum ./dist/kubectl-argo-rollouts-* ./manifests/*.yaml | base64 -w0)" >> "$GITHUB_OUTPUT"

  release-artifacts-provenance:
    needs:
      - release-artifacts
    permissions:
      actions: read # for detecting the Github Actions environment
      id-token: write # Needed for provenance signing and ID
      contents: write #  Needed for release uploads
    # Must be refernced by a tag. https://github.com/slsa-framework/slsa-github-generator/blob/main/internal/builders/container/README.md#referencing-the-slsa-generator
    uses: slsa-framework/slsa-github-generator/.github/workflows/generator_generic_slsa3.yml@v2.0.0
    with:
      base64-subjects: '${{ needs.release-artifacts.outputs.hashes }}'
      provenance-name: 'argo-rollouts.intoto.jsonl'
      upload-assets: true
      draft-release: true

  generate-sbom:
    name: Create Sbom and sign assets
    needs:
      - release-artifacts
      - release-artifacts-provenance
    permissions:
      contents: write # Needed for release uploads
      id-token: write # Needed for signing Sbom
    runs-on: ubuntu-latest
    steps:
      - name: Checkout code
        uses: actions/checkout@v4 # v3.3.0
        with:
          fetch-depth: 0
          token: ${{ secrets.GITHUB_TOKEN }}

      - name: Setup Golang
        uses: actions/setup-go@v5.1.0 # v4.0.0
        with:
          go-version: ${{ env.GOLANG_VERSION }}

      - name: Install cosign
        uses: sigstore/cosign-installer@dc72c7d5c4d10cd6bcb8cf6e3fd625a9e5e537da # v3.7.0
        with:
          cosign-release: 'v2.2.0'

      - name: Generate SBOM (spdx)
        id: spdx-builder
        env:
          # defines the spdx/spdx-sbom-generator version to use.
          SPDX_GEN_VERSION: v0.0.13
          # defines the sigs.k8s.io/bom version to use.
          SIGS_BOM_VERSION: v0.2.1
          # comma delimited list of project relative folders to inspect for package
          # managers (gomod, yarn, npm).
          PROJECT_FOLDERS: '.,./ui'
          # full qualified name of the container image to be inspected
          CONTAINER_IMAGE: quay.io/argoproj/argo-rollouts:${{ github.event.inputs.tag }}

        run: |
          yarn install --cwd ./ui
          go install github.com/spdx/spdx-sbom-generator/cmd/generator@$SPDX_GEN_VERSION
          go install sigs.k8s.io/bom/cmd/bom@$SIGS_BOM_VERSION

          # Generate SPDX for project dependencies analyzing package managers
          for folder in $(echo $PROJECT_FOLDERS | sed "s/,/ /g")
          do
            generator -p $folder -o /tmp
          done

          # Generate SPDX for binaries analyzing the container image
          if [[ ! -z CONTAINER_IMAGE ]]; then
            bom generate -o /tmp/bom-docker-image.spdx -i $CONTAINER_IMAGE
          fi

          cd /tmp && tar -zcf sbom.tar.gz *.spdx

      - name: Sign SBOM
        run: |
          cosign sign-blob \
            --output-certificate=/tmp/sbom.tar.gz.pem \
            --output-signature=/tmp/sbom.tar.gz.sig \
            --yes \
            /tmp/sbom.tar.gz

      - name: Upload SBOM and signature assets
        uses: softprops/action-gh-release@01570a1f39cb168c169c802c3bceb9e93fb10974 # v0.1.15
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        with:
          tag_name: ${{ github.ref_name }}
          draft: true
          files: |
            /tmp/sbom.tar.*

  post-release:
    needs:
      - release-artifacts
      - generate-sbom
    permissions:
      contents: write # Needed to push commit to update stable tag
    runs-on: ubuntu-latest
    steps:
      - name: Checkout code
        uses: actions/checkout@v4 # v3.3.0
        with:
          fetch-depth: 0
          token: ${{ secrets.GITHUB_TOKEN }}

      - name: Setup Git author information
        run: |
          set -ue
          git config --global user.email 'ci@argoproj.com'
          git config --global user.name 'CI'

      - name: Check if tag is the latest version and not a pre-release
        run: |
          set -xue
          # Fetch all tag information
          git fetch --prune --tags --force

          LATEST_TAG=$(git -c 'versionsort.suffix=-rc' tag --list --sort=version:refname | tail -n1)

          PRE_RELEASE=false
          # Check if latest tag is a pre-release
          if echo $LATEST_TAG | grep -E -- '-rc[0-9]+$';then
            PRE_RELEASE=true
          fi

          # Ensure latest tag matches github.ref_name & not a pre-release
          if [[ $LATEST_TAG == ${{ github.ref_name }} ]] && [[ $PRE_RELEASE != 'true' ]];then
            echo "TAG_STABLE=true" >> $GITHUB_ENV
          else
            echo "TAG_STABLE=false" >> $GITHUB_ENV
          fi

      - name: Update stable tag to latest version
        run: |
          git tag -f stable ${{ github.ref_name }}
          git push -f origin stable
        if: ${{ env.TAG_STABLE == 'true' }}