publish.yml

name: Publish

# We have to use gtar on macOS because apple's tar is literally broken.
# Yes, I know how stupid that sounds. But it's true:
# https://github.com/actions/virtual-environments/issues/2619

on:
  push:
    tags:
      - '[0-9]+.[0-9]+.[0-9]+'
      - '[0-9]+.[0-9]+.[0-9]+-[A-Za-z]+.[0-9]+'
  pull_request:

concurrency:
  group: ${{ github.workflow }}-${{ github.ref }}
  cancel-in-progress: true

env:
  # When getting Rust dependencies, retry on network error:
  CARGO_NET_RETRY: 10
  # Use the local .curlrc
  CURL_HOME: .

jobs:
  build_dfx:
    runs-on: ${{ matrix.os }}
    strategy:
      fail-fast: false
      matrix:
        # We build a dynamic-linked linux binary because otherwise HSM support fails with:
        #   Error: IO: Dynamic loading not supported
        target: [ x86_64-apple-darwin, x86_64-unknown-linux-gnu ]
        include:
          - os: macos-12
            target: x86_64-apple-darwin
            binary_path: target/x86_64-apple-darwin/release
            name: x86_64-darwin
            tar: gtar
          - os: ubuntu-20.04
            target: x86_64-unknown-linux-gnu
            binary_path: target/x86_64-unknown-linux-gnu/release
            name: x86_64-linux
            tar: tar
    steps:
      - uses: actions/checkout@v3

      - name: Setup environment variables
        run: |
          echo "RUSTFLAGS=--remap-path-prefix=${GITHUB_WORKSPACE}=/builds/dfinity" >> $GITHUB_ENV

      # GITHUB_REF_NAME will be something link 2353/merge for branch builds, which isn't great as a dfx version
      - name: Set dfx version (tag builds only)
        if: github.ref_type == 'tag'
        run: |
          echo "DFX_VERSION=$GITHUB_REF_NAME" >> $GITHUB_ENV
          echo "TARBALL_FILENAME=dfx-$GITHUB_REF_NAME-${{ matrix.name }}.tar.gz" >> $GITHUB_ENV
          echo "SHA256_FILENAME=dfx-$GITHUB_REF_NAME-${{ matrix.name }}.tar.gz.sha256" >> $GITHUB_ENV

      - name: Cache Cargo
        uses: actions/cache@v3
        with:
          path: |
            ~/.cargo/registry
            ~/.cargo/git
          key: ${{ runner.os }}-cargo-${{ hashFiles('**/Cargo.lock') }}-${{ hashFiles('rust-toolchain.toml') }}-publish-1
      - name: Install Rust
        run: rustup show
        if: contains(matrix.os, 'macos')

      - name: Build
        run: |
          cargo clean --target ${{ matrix.target }} --release
          cargo build --target ${{ matrix.target }} --locked --release

      - name: Check dynamically-linked libraries (macos)
        run: |
          ACTUAL="$(otool -L ${{ matrix.binary_path }}/dfx | awk 'NR > 1{ print $1 }' | grep -v /System/Library/Frameworks | sort | awk -v d=" " '{s=(NR==1?s:s d)$0}END{printf "%s",s}')"
          EXPECTED="/usr/lib/libSystem.B.dylib /usr/lib/libc++.1.dylib /usr/lib/libiconv.2.dylib"
          echo "Dynamically-linked libraries:"
          echo "  Actual:   $ACTUAL"
          echo "  Expected: $EXPECTED"
          if [ "$ACTUAL" != "$EXPECTED" ]; then
              exit 1
          fi
        if: contains(matrix.os, 'macos')

      - name: Check dynamically-linked libraries (ubuntu)
        run: |
          ACTUAL="$(ldd ${{ matrix.binary_path }}/dfx | awk '{ print $1 }' | sort | awk -v d=" " '{s=(NR==1?s:s d)$0}END{printf "%s",s}')"
          EXPECTED="/lib64/ld-linux-x86-64.so.2 libc.so.6 libdl.so.2 libgcc_s.so.1 libm.so.6 libpthread.so.0 libstdc++.so.6 linux-vdso.so.1"
          echo "Dynamically-linked libraries:"
          echo "  Actual:   $ACTUAL"
          echo "  Expected: $EXPECTED"
          if [ "$ACTUAL" != "$EXPECTED" ]; then
              exit 1
          fi
        if: contains(matrix.os, 'ubuntu')

      - name: Strip binaries
        run: |
          cd ${{ matrix.binary_path }}
          sudo chown -R $(whoami) .
          strip dfx
        if: contains(matrix.os, 'ubuntu')

      - name: Create tarball of binaries and sha256 of tarball
        if: github.ref_type == 'tag'
        run: |
          ${{ matrix.tar }} -zcC ${{ matrix.binary_path }} -f ${{ env.TARBALL_FILENAME }} dfx
          shasum -a 256 ${{ env.TARBALL_FILENAME }} > $SHA256_FILENAME
          shasum -c $SHA256_FILENAME

      - name: Upload Artifacts
        if: github.ref_type == 'tag'
        uses: actions/upload-artifact@v3
        with:
          name: dfx-artifacts-${{ hashFiles('rust-toolchain.toml') }}-${{ matrix.name }}
          path: |
            ${{ env.TARBALL_FILENAME }}
            ${{ env.SHA256_FILENAME }}

  aggregate:
    name: publishable:required
    if: ${{ always() }}
    needs: [build_dfx]
    runs-on: ubuntu-latest
    steps:
      - name: check build result
        if: ${{ needs.build_dfx.result != 'success' }}
        run: exit 1

  publish:
    runs-on: ubuntu-latest
    if: github.ref_type == 'tag'
    needs: build_dfx
    strategy:
      fail-fast: false
      matrix:
        name: [ 'x86_64-darwin', 'x86_64-linux' ]
    steps:
      - uses: actions/checkout@v3

      - name: Setup environment variables
        run: echo "VERSION=$GITHUB_REF_NAME" >> $GITHUB_ENV

      - name: Download Artifacts
        uses: actions/download-artifact@v3
        with:
          name: dfx-artifacts-${{ hashFiles('rust-toolchain.toml') }}-${{ matrix.name }}

      - name: Upload tarball and sha256
        uses: svenstaro/upload-release-action@v2
        with:
          repo_token: ${{ secrets.GITHUB_TOKEN }}
          file: dfx-*.tar.*
          file_glob: true
          tag: ${{ env.VERSION }}