linkerd2/.github/workflows/release.yml

name: Release
on:
  push:
    tags:
    - "*"
env:
  GH_ANNOTATION: true
  DOCKER_BUILDKIT: 1
jobs:
  docker_build:
    runs-on: ubuntu-18.04
    strategy:
      matrix:
        target: [proxy, controller, web, cni-plugin, debug, cli-bin, grafana]
    name: Docker build (${{ matrix.target }})
    steps:
    - name: Checkout code
      # actions/checkout@v2
      uses: actions/checkout@722adc6
    - name: Set environment variables from scripts
      run: |
        . bin/_tag.sh
        echo "TAG=$(CI_FORCE_CLEAN=1 bin/root-tag)" >> $GITHUB_ENV

        . bin/_docker.sh
        echo "DOCKER_REGISTRY=$DOCKER_REGISTRY" >> $GITHUB_ENV
        echo "DOCKER_BUILDKIT_CACHE=${{ runner.temp }}/.buildx-cache" >> $GITHUB_ENV        
    - name: Cache docker layers
      # actions/cache@v2.0.0
      uses: actions/cache@b820478
      with:
        path: ${{ env.DOCKER_BUILDKIT_CACHE }}
        key: ${{ runner.os }}-buildx-${{ matrix.target }}-${{ env.TAG }}
        restore-keys: ${{ runner.os }}-buildx-${{ matrix.target }}-
    - name: Set up Docker Buildx
      # crazy-max/ghaction-docker-buildx@v3.2.0
      uses: crazy-max/ghaction-docker-buildx@552c9de
    - name: Build & Push Multi Arch Images
      env:
        DOCKER_TRACE: 1
        DOCKER_MULTIARCH: 1
        DOCKER_PUSH: 1
      run: |
        echo "${{ secrets.DOCKER_GHCR_PAT }}" | docker login ghcr.io -u "${{ secrets.DOCKER_GHCR_USERNAME }}" --password-stdin
        bin/docker-build-${{ matrix.target }}        
    - name: Prune docker layers cache
      # changes generate new images while the existing ones don't get removed
      # so we manually do that to avoid bloating the cache
      run: bin/docker-cache-prune
    - name: Create artifact with CLI
      # windows_static_cli_tests below needs this because it can't create linux containers
      # inside windows
      if: matrix.target == 'cli-bin'
      env:
        ARCHIVES: /home/runner/archives
      run: |
        bin/docker-pull-binaries $TAG
        mkdir -p $ARCHIVES
        cp -r $PWD/target/release/linkerd2-cli-$TAG-windows.exe $ARCHIVES/linkerd-windows.exe        
    # `with.path` values do not support environment variables yet, so an
    # absolute path is used here.
    #
    # https://github.com/actions/upload-artifact/issues/8
    - name: Upload artifact
      if: matrix.target == 'cli-bin'
      # actions/upload-artifact@v1
      uses: actions/upload-artifact@3446296
      with:
        name: image-archives
        path: /home/runner/archives
  # todo: Keep in sync with `kind_integration.yml`
  windows_static_cli_tests:
    name: Static CLI tests (windows)
    runs-on: windows-latest
    needs: [docker_build]
    steps:
    - name: Checkout code
      # actions/checkout@v2
      uses: actions/checkout@722adc6
    - name: Try to load cached Go modules
      # actions/cache@v1.1.2
      uses: actions/cache@70655ec
      with:
        path: ~/go/pkg/mod
        key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}
        restore-keys: ${{ runner.os }}-go-
    - name: Download image archives
      # actions/download-artifact@v1
      uses: actions/download-artifact@18f0f59
      with:
        name: image-archives
    - name: Run CLI Integration tests
      run: go test --failfast --mod=readonly ".\test\cli" --linkerd=$PWD\image-archives\linkerd-windows.exe --cli-tests -v
  kind_integration_tests:
    strategy:
      matrix:
        integration_test:
        - cluster-domain
        - deep
        - external-issuer
        - helm-deep
        - helm-upgrade
        - uninstall
        - upgrade-edge
        - upgrade-stable
        - cni-calico-deep
    needs: [docker_build]
    name: Integration tests (${{ matrix.integration_test }})
    runs-on: ubuntu-18.04
    steps:
    - name: Checkout code
      # actions/checkout@v2
      uses: actions/checkout@722adc6
    - name: Try to load cached Go modules
      # actions/cache@v1.1.2
      uses: actions/cache@70655ec
      with:
        path: ~/go/pkg/mod
        key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}
        restore-keys: |
          ${{ runner.os }}-go-          
    - name: Set environment variables from scripts
      run: |
        TAG="$(CI_FORCE_CLEAN=1 bin/root-tag)"
        CMD="$PWD/target/release/linkerd2-cli-$TAG-linux-amd64"
        echo "CMD=$CMD" >> $GITHUB_ENV
        echo "TAG=$TAG" >> $GITHUB_ENV        
    - name: Run integration tests
      run: |
        bin/docker-pull-binaries $TAG
        # Validate the CLI version matches the current build tag.
        [[ "$TAG" == "$($CMD version --short --client)" ]]
        bin/tests --images skip --name ${{ matrix.integration_test }} "$CMD"        
  arm64_integration_tests:
    name: ARM64 integration tests
    runs-on: ubuntu-18.04
    needs: [docker_build]
    steps:
    - name: Checkout code
      if: startsWith(github.ref, 'refs/tags/stable')
      # actions/checkout@v2
      uses: actions/checkout@722adc6
    - name: Try to load cached Go modules
      if: startsWith(github.ref, 'refs/tags/stable')
      # actions/cache@v1.1.2
      uses: actions/cache@70655ec
      with:
        path: ~/go/pkg/mod
        key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}
        restore-keys: |
          ${{ runner.os }}-go-          
    - name: Install linkerd CLI
      if: startsWith(github.ref, 'refs/tags/stable')
      run: |
        TAG="$(CI_FORCE_CLEAN=1 bin/root-tag)"
        CMD="$PWD/target/release/linkerd2-cli-$TAG-linux-amd64"
        bin/docker-pull-binaries $TAG
        $CMD version --client
        # validate CLI version matches the repo
        [[ "$TAG" == "$($CMD version --short --client)" ]]
        echo "Installed Linkerd CLI version: $TAG"
        echo "CMD=$CMD" >> $GITHUB_ENV        
    - name: Set KUBECONFIG environment variables
      if: startsWith(github.ref, 'refs/tags/stable')
      run: |
        mkdir -p $HOME/.kube
        echo "${{ secrets.ARM64_KUBECONFIG }}" > $HOME/.kube/config
        echo "KUBECONFIG=$HOME/.kube/config" >> $GITHUB_ENV
        kubectl cluster-info        
    - name: Run integration tests
      if: startsWith(github.ref, 'refs/tags/stable')
      env:
        RUN_ARM_TEST: 1
      run: bin/tests --images skip --skip-cluster-create "$CMD"
    - name: CNI tests
      if: startsWith(github.ref, 'refs/tags/stable')
      run: |
        export TAG="$($CMD version --client --short)"
        go test -cover -race -v -mod=readonly ./cni-plugin/test -integration-tests        
    - name: Test cleanup
      if: ${{ always() }}
      # will fail if other steps didn't run, so ignore error
      run: bin/test-cleanup || true
  choco_pack:
    # only runs for stable tags. The conditionals are at each step level instead of the job level
    # otherwise the jobs below that depend on this one won't run
    name: Pack Chocolatey release
    needs: [kind_integration_tests, arm64_integration_tests]
    runs-on: windows-2019
    steps:
    - name: Checkout code
      if: startsWith(github.ref, 'refs/tags/stable')
      # actions/checkout@v2
      uses: actions/checkout@722adc6
    - name: Chocolatey - update nuspec
      if: startsWith(github.ref, 'refs/tags/stable')
      run: |
        $LINKERD_VERSION=$env:GITHUB_REF.Substring(17)
        (Get-Content bin\win\linkerd.nuspec).replace('LINKERD_VERSION', $LINKERD_VERSION) | Set-Content bin\win\linkerd.nuspec        
    - name: Chocolatey - pack
      if: startsWith(github.ref, 'refs/tags/stable')
      # crazy-max/ghaction-chocolatey@v1.2.2
      uses: crazy-max/ghaction-chocolatey@55c9188
      with:
        args: pack bin/win/linkerd.nuspec
    - name: Chocolatey - upload package
      if: startsWith(github.ref, 'refs/tags/stable')
      # actions/upload-artifact@v2.01
      uses: actions/upload-artifact@97b7dac
      with:
        name: choco
        path: ./linkerd.*.nupkg
  gh_release:
    name: Create GH release
    if: startsWith(github.ref, 'refs/tags/stable') || startsWith(github.ref, 'refs/tags/edge')
    runs-on: ubuntu-18.04
    needs: [choco_pack]
    steps:
    - name: Checkout code
      # actions/checkout@v2
      uses: actions/checkout@722adc6
    - name: Set environment variables from scripts
      run: |
        . bin/_tag.sh
        . bin/_release.sh
        echo "TAG=$(CI_FORCE_CLEAN=1 bin/root-tag)" >> $GITHUB_ENV
        extract_release_notes NOTES.md        
    - name: Download choco package
      if: startsWith(github.ref, 'refs/tags/stable')
      # actions/download-artifact@v1
      uses: actions/download-artifact@18f0f59
      with:
        name: choco
    - name: Pull CLI binaries
      env:
        DOCKER_MULTIARCH: 1
      run : |
        bin/docker-pull-binaries $TAG
        VERSION=${TAG#"stable-"}
        mv choco/linkerd.*.nupkg target/release/linkerd2-cli-stable-$VERSION.nupkg || true        
    - name: Create release
      id: create_release
      # softprops/action-gh-release@v1
      uses: softprops/action-gh-release@91409e7
      env:
        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
      with:
        draft: false
        prerelease: false
        body_path: NOTES.md
        files: |
          ./target/release/linkerd2-cli-*-darwin
          ./target/release/linkerd2-cli-*-darwin.sha256
          ./target/release/linkerd2-cli-*-linux-*
          ./target/release/linkerd2-cli-*-linux-*.sha256
          ./target/release/linkerd2-cli-*-windows.exe
          ./target/release/linkerd2-cli-*-windows.exe.sha256
          ./target/release/linkerd2-cli-*.nupkg          
  website_publish:
    name: Linkerd website publish
    if: startsWith(github.ref, 'refs/tags/stable') || startsWith(github.ref, 'refs/tags/edge')
    runs-on: ubuntu-18.04
    needs: [gh_release]
    steps:
    - name: Create linkerd/website repository dispatch event
      # peter-evans/repository-dispatch@v1
      uses: peter-evans/repository-dispatch@0ae1c4b
      with:
        token: ${{ secrets.RELEASE_TOKEN }}
        repository: linkerd/website
        event-type: release
  website_publish_check:
    name: Linkerd website publish check
    if: startsWith(github.ref, 'refs/tags/stable') || startsWith(github.ref, 'refs/tags/edge')
    runs-on: ubuntu-18.04
    needs: [website_publish]
    steps:
    - name: Checkout code
      # actions/checkout@v2
      uses: actions/checkout@722adc6
    - name: Set environment variables from scripts
      run: |
        . bin/_tag.sh
        echo "TAG=$(CI_FORCE_CLEAN=1 bin/root-tag)" >> $GITHUB_ENV        
    - name: Set install target for stable
      if: startsWith(github.ref, 'refs/tags/stable')
      run: echo "INSTALL=install" >> $GITHUB_ENV
    - name: Set install target for edge
      if: startsWith(github.ref, 'refs/tags/edge')
      run: echo "INSTALL=install-edge" >> $GITHUB_ENV
    - name: Check published version
      run: |
        until RES=$(curl -sL https://run.linkerd.io/$INSTALL | grep "LINKERD2_VERSION=\${LINKERD2_VERSION:-$TAG}") \
          || (( count++ >= 10 ))
        do
          sleep 30
        done
        if [[ -z $RES ]]; then
          echo "::error::The version '$TAG' was NOT found published in the website"
          exit 1
        fi        
  chart_deploy:
    name: Helm chart deploy
    runs-on: ubuntu-18.04
    needs: [gh_release]
    steps:
    - name: Checkout code
      # actions/checkout@v2
      uses: actions/checkout@722adc6
    - name: Configure gsutils
      # linkerd/linkerd2-action-gcloud@v1.0.1
      uses: linkerd/linkerd2-action-gcloud@308c4df
      with:
        cloud_sdk_service_account_key: ${{ secrets.LINKERD_SITE_TOKEN }}
        gcp_project: ${{ secrets.LINKERD_SITE_PROJECT }}
        gcp_zone: ${{ secrets.LINKERD_SITE_ZONE }}
    - name: Edge Helm chart creation and upload
      if: startsWith(github.ref, 'refs/tags/edge')
      run: |
        mkdir -p target/helm
        gsutil cp gs://helm.linkerd.io/edge/index.yaml target/helm/index-pre.yaml
        bin/helm-build package
        gsutil rsync target/helm gs://helm.linkerd.io/edge        
    - name: Stable Helm chart creation and upload
      if: startsWith(github.ref, 'refs/tags/stable')
      run: |
        mkdir -p target/helm
        gsutil cp gs://helm.linkerd.io/stable/index.yaml target/helm/index-pre.yaml
        bin/helm-build package
        gsutil rsync target/helm gs://helm.linkerd.io/stable