keyweave/.github/workflows/release.yml

name: Release

on:
  workflow_dispatch:
  push:
    tags:
      - 'v[0-9]+.[0-9]+.[0-9]+'
      
jobs:
  pre-check:
    name: Pre-check
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - run: |
          if [[ "$(git describe --tags --abbrev=0)" != "v$(grep -m1 -F 'version =' Cargo.toml | cut -d\" -f2)" ]]; then
            echo "Error: The git tag does not match the Cargo.toml version."
            exit 1
          fi
          echo "Success: The git tag matches the Cargo.toml version."          

  build:
    needs: pre-check
    strategy:
      matrix:
        name:
          - linux-x86-64-gnu
          - linux-x86-64-musl
          - linux-armhf-gnu
          - linux-arm64-gnu
          - mac-x86-64
          - mac-arm64
          - windows-gnu
        include:
          - name: linux-x86-64-gnu
            os: ubuntu-20.04
            target: x86_64-unknown-linux-gnu
            cross: false
            experimental: false

          - name: linux-x86-64-musl
            os: ubuntu-latest
            target: x86_64-unknown-linux-musl
            cross: true
            experimental: false

          - name: linux-armhf-gnu
            os: ubuntu-20.04
            target: armv7-unknown-linux-gnueabihf
            cross: true
            experimental: false

          - name: linux-arm64-gnu
            os: ubuntu-20.04
            target: aarch64-unknown-linux-gnu
            cross: true
            experimental: false

          - name: mac-x86-64
            os: macos-latest
            target: x86_64-apple-darwin
            cross: false
            experimental: false

          - name: mac-arm64
            os: macos-11.0
            target: aarch64-apple-darwin
            cross: true
            experimental: true
          
          - name: windows-gnu
            os: windows-latest
            target: x86_64-pc-windows-gnu
            cross: true
            experimental: false

    name: Binaries for ${{ matrix.name }}
    runs-on: ${{ matrix.os }}
    continue-on-error: ${{ matrix.experimental }}

    steps:
      - uses: actions/checkout@v4
      - uses: actions/cache@v3
        with:
          path: ~/.cargo/registry
          key: ${{ runner.os }}-cargo-registry-${{ hashFiles('Cargo.lock') }}

      - uses: actions/cache@v3
        if: startsWith(matrix.name, 'linux-')
        with:
          path: ~/.cargo/bin
          key: ${{ runner.os }}-cargo-bin-${{ hashFiles('.github/workflows/release.yml') }}

      - uses: dtolnay/rust-toolchain@stable
        with:
          targets: ${{ matrix.target }}

      - uses: taiki-e/setup-cross-toolchain-action@v1
        with:
          # NB: sets CARGO_BUILD_TARGET evar - do not need --target flag in build
          target: ${{ matrix.target }}

      - uses: taiki-e/install-action@cross
        if: ${{ matrix.cross }}

      - run: cargo build --release --locked

      - name: Extract version
        shell: bash
        run: |
          set -euxo pipefail

          version=$(grep -m1 -F 'version =' Cargo.toml | cut -d\" -f2)

          if [[ -z "$version" ]]; then
            echo "Error: no version :("
            exit 1
          fi

          echo "$version" > VERSION          

      - name: Package
        shell: bash
        run: |
          set -euxo pipefail
          ext=""
          [[ "${{ matrix.name }}" == windows-* ]] && ext=".exe"
          bin="target/${{ matrix.target }}/release/keyweave${ext}"
          strip "$bin" || true
          dst="keyweave-${{ matrix.target }}"
          mkdir "$dst"
          cp "$bin" "$dst/"          

      - name: Archive (tar)
        if: '! startsWith(matrix.name, ''windows-'')'
        shell: bash
        run: |
          set -euxo pipefail
          dst="keyweave-${{ matrix.target }}"
          tar cavf "$dst.tar.xz" "$dst"          

      - uses: actions/upload-artifact@v3
        with:
          name: builds
          retention-days: 1
          path: |
            keyweave-*.tar.xz
            keyweave-x86_64-pc-windows-gnu/keyweave.exe            

  sign:
    needs: build

    name: Checksum and sign
    runs-on: ubuntu-latest
    permissions:
      id-token: write
      contents: write

    steps:
      - uses: actions/checkout@v4
      - uses: actions/cache@v3
        with:
          path: ~/.cargo/bin
          key: sign-tools-${{ hashFiles('.github/workflows/release.yml') }}

      - uses: actions/download-artifact@v3
        with:
          name: builds

      - name: Checksums with SHA512 and SHA256
        run: | 
          sha512sum keyweave-* | tee SHA512SUMS
          sha256sum keyweave-* | tee SHA256SUMS

      - uses: softprops/action-gh-release@v1
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        with:
          generate_release_notes: true
          fail_on_unmatched_files: true
          files: |
            keyweave-*.tar.xz
            keyweave-*/keyweave.exe
            *SUMS*            

      - name: Create Homebrew inputs
        id: homebrew-inputs
        run: |
          sha256sums="{$(awk '{printf "%s '\''%s'\'': '\''%s'\''", (NR>1 ? "," : ""), $2, $1} END {print ""}' SHA256SUMS)}"
          echo "sha256sums=$sha256sums" >> $GITHUB_OUTPUT
          echo "version=$(git describe --tags --abbrev=0)" >> $GITHUB_OUTPUT          

      - uses: actions/github-script@v6
        name: Dispatch Homebrew release
        with:
          github-token: ${{ secrets.PAT_TOKEN }}
          script: |
            const sha256sums = JSON.parse('${{ steps.homebrew-inputs.outputs.sha256sums }}');            
      
            await github.rest.actions.createWorkflowDispatch({
              owner: 'bartvdbraak',
              repo: 'homebrew-keyweave',
              workflow_id: 'release.yml',
              ref: 'main',
              inputs: {
                version: '${{ steps.homebrew-inputs.outputs.version }}',
                sha256sums: JSON.stringify(sha256sums)
              }
            })