# Continuous integration and pull request validation builds for the
# main and maintenance branches.
name: CI Build

on:
  push:
    branches: [ main, maint/* ]
  pull_request:
    branches: [ main, maint/* ]
  workflow_dispatch:

env:
  docker-registry: ghcr.io
  docker-config-path: ci/docker

permissions:
  contents: write
  packages: write

jobs:
  # Run our CI/CD builds.  We build a matrix with the various build targets
  # and their details.  Then we build either in a docker container (Linux)
  # or on the actual hosts (macOS, Windows).
  build:
    strategy:
      matrix:
        platform:
        # All builds: core platforms
        - name: "Linux (Noble, GCC, OpenSSL, libssh2)"
          id: noble-gcc-openssl
          os: ubuntu-latest
          container:
            name: noble
          env:
            CC: gcc
            CMAKE_GENERATOR: Ninja
            CMAKE_OPTIONS: -DUSE_HTTPS=OpenSSL -DREGEX_BACKEND=builtin -DDEPRECATE_HARD=ON -DUSE_LEAK_CHECKER=valgrind -DUSE_GSSAPI=ON -DUSE_SSH=libssh2 -DDEBUG_STRICT_ALLOC=ON -DDEBUG_STRICT_OPEN=ON
        - name: "Linux (Noble, Clang, mbedTLS, OpenSSH)"
          id: noble-clang-mbedtls
          os: ubuntu-latest
          container:
            name: noble
          env:
            CC: clang
            CMAKE_OPTIONS: -DUSE_HTTPS=mbedTLS -DUSE_SHA1=HTTPS -DREGEX_BACKEND=pcre -DDEPRECATE_HARD=ON -DUSE_LEAK_CHECKER=valgrind -DUSE_GSSAPI=ON -DUSE_SSH=exec
            CMAKE_GENERATOR: Ninja
        - name: "Linux (Xenial, GCC, OpenSSL, OpenSSH)"
          id: xenial-gcc-openssl
          os: ubuntu-latest
          container:
            name: xenial
          env:
            CC: gcc
            CMAKE_GENERATOR: Ninja
            CMAKE_OPTIONS: -DUSE_HTTPS=OpenSSL -DREGEX_BACKEND=builtin -DDEPRECATE_HARD=ON -DUSE_LEAK_CHECKER=valgrind -DUSE_GSSAPI=ON -DUSE_SSH=exec -DDEBUG_STRICT_ALLOC=ON -DDEBUG_STRICT_OPEN=ON
        - name: "Linux (Xenial, Clang, mbedTLS, libssh2)"
          id: xenial-gcc-mbedtls
          os: ubuntu-latest
          container:
            name: xenial
          env:
            CC: clang
            CMAKE_GENERATOR: Ninja
            CMAKE_OPTIONS: -DUSE_HTTPS=mbedTLS -DUSE_SHA1=HTTPS -DDEPRECATE_HARD=ON -DUSE_LEAK_CHECKER=valgrind -DUSE_GSSAPI=ON -DUSE_SSH=libssh2
        - name: "macOS"
          id: macos
          os: macos-12
          setup-script: osx
          env:
            CC: clang
            CMAKE_OPTIONS: -DREGEX_BACKEND=regcomp_l -DDEPRECATE_HARD=ON -DUSE_LEAK_CHECKER=leaks -DUSE_GSSAPI=ON
            CMAKE_GENERATOR: Ninja
            PKG_CONFIG_PATH: /usr/local/opt/openssl/lib/pkgconfig
            SKIP_SSH_TESTS: true
            SKIP_NEGOTIATE_TESTS: true
        - name: "Windows (amd64, Visual Studio, Schannel)"
          id: windows-amd64-vs
          os: windows-2019
          setup-script: win32
          env:
            ARCH: amd64
            CMAKE_GENERATOR: Visual Studio 16 2019
            CMAKE_OPTIONS: -A x64 -DWIN32_LEAKCHECK=ON -DDEPRECATE_HARD=ON -DUSE_HTTPS=Schannel -DUSE_SSH=ON -DCMAKE_PREFIX_PATH=D:\Temp\libssh2
            BUILD_PATH: C:\Windows\system32;C:\Windows;C:\Windows\System32\Wbem;C:\Program Files (x86)\CMake\bin;D:\Temp\libssh2\bin
            BUILD_TEMP: D:\Temp
            SKIP_SSH_TESTS: true
            SKIP_NEGOTIATE_TESTS: true
        - name: "Windows (x86, Visual Studio, WinHTTP)"
          id: windows-x86-vs
          os: windows-2019
          setup-script: win32
          env:
            ARCH: x86
            CMAKE_GENERATOR: Visual Studio 16 2019
            CMAKE_OPTIONS: -A Win32 -DWIN32_LEAKCHECK=ON -DDEPRECATE_HARD=ON -DUSE_SHA1=HTTPS -DUSE_BUNDLED_ZLIB=ON -DUSE_SSH=ON -DCMAKE_PREFIX_PATH=D:\Temp\libssh2
            BUILD_PATH: C:\Windows\system32;C:\Windows;C:\Windows\System32\Wbem;C:\Program Files (x86)\CMake\bin;D:\Temp\libssh2\bin
            BUILD_TEMP: D:\Temp
            SKIP_SSH_TESTS: true
            SKIP_NEGOTIATE_TESTS: true
        - name: "Windows (amd64, mingw, WinHTTP)"
          id: windows-amd64-mingw
          os: windows-2019
          setup-script: mingw
          env:
            ARCH: amd64
            CMAKE_GENERATOR: MinGW Makefiles
            CMAKE_OPTIONS: -DDEPRECATE_HARD=ON
            BUILD_TEMP: D:\Temp
            BUILD_PATH: D:\Temp\mingw64\bin;C:\Windows\system32;C:\Windows;C:\Windows\System32\Wbem;C:\Program Files (x86)\CMake\bin
            SKIP_SSH_TESTS: true
            SKIP_NEGOTIATE_TESTS: true
        - name: "Windows (x86, mingw, Schannel)"
          id: windows-x86-mingw
          os: windows-2019
          setup-script: mingw
          env:
            ARCH: x86
            CMAKE_GENERATOR: MinGW Makefiles
            CMAKE_OPTIONS: -DDEPRECATE_HARD=ON -DUSE_HTTPS=Schannel
            BUILD_TEMP: D:\Temp
            BUILD_PATH: D:\Temp\mingw32\bin;C:\Windows\system32;C:\Windows;C:\Windows\System32\Wbem;C:\Program Files (x86)\CMake\bin
            SKIP_SSH_TESTS: true
            SKIP_NEGOTIATE_TESTS: true

        # All builds: sanitizers
        - name: "Sanitizer (Memory)"
          id: sanitizer-memory
          os: ubuntu-latest
          setup-script: sanitizer
          container:
            name: noble
          env:
            CC: clang
            CFLAGS: -fsanitize=memory -fsanitize-memory-track-origins=2 -fsanitize-blacklist=/home/libgit2/source/script/sanitizers.supp -fno-optimize-sibling-calls -fno-omit-frame-pointer
            CMAKE_OPTIONS: -DCMAKE_PREFIX_PATH=/usr/local/msan -DUSE_HTTPS=mbedTLS -DUSE_SHA1=HTTPS -DREGEX_BACKEND=pcre -DDEPRECATE_HARD=ON -DUSE_BUNDLED_ZLIB=ON -DUSE_SSH=ON
            CMAKE_GENERATOR: Ninja
            SKIP_SSH_TESTS: true
            SKIP_NEGOTIATE_TESTS: true
            ASAN_SYMBOLIZER_PATH: /usr/bin/llvm-symbolizer-10
            UBSAN_OPTIONS: print_stacktrace=1
        - name: "Sanitizer (Address)"
          id: sanitizer-address
          os: ubuntu-latest
          setup-script: sanitizer
          container:
            name: noble
          env:
            CC: clang
            CFLAGS: -fsanitize=address -ggdb -fsanitize-blacklist=/home/libgit2/source/script/sanitizers.supp -fno-optimize-sibling-calls -fno-omit-frame-pointer
            CMAKE_OPTIONS: -DCMAKE_PREFIX_PATH=/usr/local -DUSE_HTTPS=mbedTLS -DUSE_SHA1=HTTPS -DREGEX_BACKEND=pcre -DDEPRECATE_HARD=ON -DUSE_BUNDLED_ZLIB=ON -DUSE_SSH=ON
            CMAKE_GENERATOR: Ninja
            SKIP_SSH_TESTS: true
            SKIP_NEGOTIATE_TESTS: true
            ASAN_SYMBOLIZER_PATH: /usr/bin/llvm-symbolizer-10
            UBSAN_OPTIONS: print_stacktrace=1
        - name: "Sanitizer (UndefinedBehavior)"
          id: sanitizer-ub
          os: ubuntu-latest
          setup-script: sanitizer
          container:
            name: noble
          env:
            CC: clang
            CFLAGS: -fsanitize=undefined,nullability -fno-sanitize-recover=undefined,nullability -fsanitize-blacklist=/home/libgit2/source/script/sanitizers.supp -fno-optimize-sibling-calls -fno-omit-frame-pointer
            CMAKE_OPTIONS: -DCMAKE_PREFIX_PATH=/usr/local -DUSE_HTTPS=OpenSSL -DUSE_SHA1=HTTPS -DREGEX_BACKEND=pcre -DDEPRECATE_HARD=ON -DUSE_BUNDLED_ZLIB=ON -DUSE_SSH=ON
            CMAKE_GENERATOR: Ninja
            SKIP_SSH_TESTS: true
            SKIP_NEGOTIATE_TESTS: true
            ASAN_SYMBOLIZER_PATH: /usr/bin/llvm-symbolizer-10
            UBSAN_OPTIONS: print_stacktrace=1
        - name: "Sanitizer (Thread)"
          id: sanitizer-thread
          os: ubuntu-latest
          setup-script: sanitizer
          container:
            name: noble
          env:
            CC: clang
            CFLAGS: -fsanitize=thread -fno-optimize-sibling-calls -fno-omit-frame-pointer
            CMAKE_OPTIONS: -DCMAKE_PREFIX_PATH=/usr/local -DUSE_HTTPS=OpenSSL -DUSE_SHA1=HTTPS -DREGEX_BACKEND=pcre -DDEPRECATE_HARD=ON -DUSE_BUNDLED_ZLIB=ON -DUSE_SSH=ON
            CMAKE_GENERATOR: Ninja
            SKIP_SSH_TESTS: true
            SKIP_NEGOTIATE_TESTS: true
            ASAN_SYMBOLIZER_PATH: /usr/bin/llvm-symbolizer-10
            UBSAN_OPTIONS: print_stacktrace=1
            TSAN_OPTIONS: suppressions=/home/libgit2/source/script/thread-sanitizer.supp second_deadlock_stack=1
      fail-fast: false
    env: ${{ matrix.platform.env }}
    runs-on: ${{ matrix.platform.os }}
    name: "Build: ${{ matrix.platform.name }}"
    steps:
    - name: Check out repository
      uses: actions/checkout@v4
      with:
        path: source
        fetch-depth: 0
    - name: Set up build environment
      run: source/ci/setup-${{ matrix.platform.setup-script }}-build.sh
      shell: bash
      if: matrix.platform.setup-script != ''
    - name: Setup QEMU
      run: docker run --rm --privileged multiarch/qemu-user-static:register --reset
      if: matrix.platform.container.qemu == true
    - name: Set up container
      uses: ./source/.github/actions/download-or-build-container
      with:
        registry: ${{ env.docker-registry }}
        config-path: ${{ env.docker-config-path }}
        container: ${{ matrix.platform.container.name }}
        github_token: ${{ secrets.github_token }}
        dockerfile: ${{ matrix.platform.container.dockerfile }}
      if: matrix.platform.container.name != ''
    - name: Prepare build
      run: mkdir build
    - name: Build
      uses: ./source/.github/actions/run-build
      with:
        command: cd ${BUILD_WORKSPACE:-.}/build && ../source/ci/build.sh
        container: ${{ matrix.platform.container.name }}
        container-version: ${{ env.docker-registry-container-sha }}
        shell: ${{ matrix.platform.shell }}
    - name: Test
      uses: ./source/.github/actions/run-build
      with:
        command: cd ${BUILD_WORKSPACE:-.}/build && ../source/ci/test.sh
        container: ${{ matrix.platform.container.name }}
        container-version: ${{ env.docker-registry-container-sha }}
        shell: ${{ matrix.platform.shell }}
    - name: Upload test results
      uses: actions/upload-artifact@v4
      if: success() || failure()
      with:
        name: test-results-${{ matrix.platform.id }}
        path: build/results_*.xml

  test_results:
    name: Test results
    needs: [ build ]
    if: always()
    runs-on: ubuntu-latest
    steps:
    - name: Download test results
      uses: actions/download-artifact@v3
    - name: Generate test summary
      uses: test-summary/action@v2
      with:
        paths: 'test-results-*/*.xml'


  # Generate documentation using docurium.  We'll upload the documentation
  # as a build artifact so that it can be reviewed as part of a pull
  # request or in a forked build.  For CI builds in the main repository's
  # main branch, we'll push the gh-pages branch back up so that it is
  # published to our documentation site.
  documentation:
    name: Generate documentation
    if: success() || failure()
    runs-on: ubuntu-latest
    steps:
    - name: Check out repository
      uses: actions/checkout@v4
      with:
        path: source
        fetch-depth: 0
    - name: Set up container
      uses: ./source/.github/actions/download-or-build-container
      with:
        registry: ${{ env.docker-registry }}
        config-path: ${{ env.docker-config-path }}
        container: docurium
        github_token: ${{ secrets.github_token }}
        dockerfile: ${{ matrix.platform.container.dockerfile }}
    - name: Generate documentation
      working-directory: source
      run: |
        git config user.name 'Documentation Generation'
        git config user.email 'libgit2@users.noreply.github.com'
        git branch gh-pages origin/gh-pages
        docker login https://${{ env.docker-registry }} -u ${{ github.actor }} -p ${{ github.token }}
        docker run \
            --rm \
            -v "$(pwd):/home/libgit2" \
            -w /home/libgit2 \
            ${{ env.docker-registry }}/${{ github.repository }}/docurium:latest \
            cm doc api.docurium
        git checkout gh-pages
        zip --exclude .git/\* --exclude .gitignore --exclude .gitattributes -r api-documentation.zip .
    - uses: actions/upload-artifact@v4
      name: Upload artifact
      with:
        name: api-documentation
        path: source/api-documentation.zip
    - name: Push documentation branch
      working-directory: source
      run: git push origin gh-pages
      if: github.event_name == 'push' && github.repository == 'libgit2/libgit2'