ci.yml

name: CI

on: [push, pull_request]
jobs:
  clang-format:
    # Only run clang-format on pull requests. We want to allow people to
    # ignore clang-format if they think it's not helpful.
    if: "github.event_name == 'pull_request'"
    runs-on: ubuntu-latest
    steps:
    - uses: actions/checkout@v2
      with:
        submodules: recursive
    - name: Install clang-format
      run: sudo apt-get install clang-format
    - name: Download git-clang-format
      run: wget https://raw.githubusercontent.com/llvm-mirror/clang/master/tools/clang-format/git-clang-format
    - name: Install git-clang-format
      run: sudo install -t /bin git-clang-format
    - name: Fetch origin master
      run: git fetch --no-tags --prune --depth=1 origin master
    - name: clang-format
      run: git clang-format origin/master
    - name: diff
      run: git diff --exit-code

  build_test:
    runs-on: ubuntu-latest
    strategy:
      matrix:
        env:
        - NAME: LLVM 10 Debug
          TYPE: Debug
          LLVM_VERSION: 10
          RUN_ALL_TESTS: 1
          RUNTIME_TEST_DISABLE: probe.kprobe_offset_fail_size
          TOOLS_TEST_OLDVERSION: biosnoop.bt tcpdrop.bt
          BASE: focal
          VENDOR_GTEST: ON
        - NAME: LLVM 10 Release
          TYPE: Release
          LLVM_VERSION: 10
          RUN_ALL_TESTS: 1
          RUNTIME_TEST_DISABLE: probe.kprobe_offset_fail_size
          TOOLS_TEST_OLDVERSION: biosnoop.bt tcpdrop.bt
          BASE: focal
          VENDOR_GTEST: ON
        - NAME: LLVM 10 Clang Debug
          TYPE: Debug
          LLVM_VERSION: 10
          CC: clang-10
          CXX: clang++-10
          RUN_ALL_TESTS: 1
          RUNTIME_TEST_DISABLE: probe.kprobe_offset_fail_size
          TOOLS_TEST_OLDVERSION: biosnoop.bt tcpdrop.bt
          BASE: focal
          VENDOR_GTEST: ON
        - NAME: LLVM 11 Debug
          TYPE: Debug
          LLVM_VERSION: 11
          RUN_ALL_TESTS: 1
          RUNTIME_TEST_DISABLE: probe.kprobe_offset_fail_size
          TOOLS_TEST_OLDVERSION: biosnoop.bt tcpdrop.bt
          BASE: focal
          VENDOR_GTEST: ON
        - NAME: LLVM 11 Release
          TYPE: Release
          LLVM_VERSION: 11
          RUN_ALL_TESTS: 1
          RUNTIME_TEST_DISABLE: probe.kprobe_offset_fail_size
          TOOLS_TEST_OLDVERSION: biosnoop.bt tcpdrop.bt
          BASE: focal
          VENDOR_GTEST: ON
        - NAME: LLVM 12 Release
          TYPE: Release
          LLVM_VERSION: 12
          RUN_ALL_TESTS: 1
          RUNTIME_TEST_DISABLE: probe.kprobe_offset_fail_size
          TOOLS_TEST_OLDVERSION: biosnoop.bt tcpdrop.bt
          BASE: focal
          VENDOR_GTEST: ON
        - NAME: LLVM 13 Release
          TYPE: Release
          LLVM_VERSION: 13
          RUN_ALL_TESTS: 1
          RUNTIME_TEST_DISABLE: probe.kprobe_offset_fail_size
          TOOLS_TEST_OLDVERSION: biosnoop.bt tcpdrop.bt
          BASE: focal
          VENDOR_GTEST: ON
        - NAME: LLVM 14 Release
          TYPE: Release
          LLVM_VERSION: 14
          RUN_ALL_TESTS: 1
          RUNTIME_TEST_DISABLE: probe.kprobe_offset_fail_size
          TOOLS_TEST_OLDVERSION: biosnoop.bt tcpdrop.bt
          BASE: focal
          VENDOR_GTEST: ON
        - NAME: LLVM 15 Release
          TYPE: Release
          LLVM_VERSION: 15
          RUN_ALL_TESTS: 1
          RUNTIME_TEST_DISABLE: probe.kprobe_offset_fail_size
          TOOLS_TEST_OLDVERSION: biosnoop.bt tcpdrop.bt
          BASE: focal
          VENDOR_GTEST: ON
        - NAME: Memleak test (LLVM 11 Debug)
          TYPE: Debug
          LLVM_VERSION: 11
          BASE: focal
          RUN_MEMLEAK_TEST: 1
          RUN_TESTS: 0
          VENDOR_GTEST: ON
        - NAME: Memleak test (LLVM 11 Release)
          TYPE: Release
          LLVM_VERSION: 11
          BASE: focal
          RUN_MEMLEAK_TEST: 1
          RUN_TESTS: 0
          VENDOR_GTEST: ON
    steps:
    - uses: actions/checkout@v2
      with:
        submodules: recursive
    - name: Get date
      id: get-date
      run: echo "::set-output name=date::$(/bin/date -u "+%Y.week%g")"
      shell: bash
    - name: Cache docker image
      env: ${{matrix.env}}
      id: docker-cache
      uses: actions/cache@v2
      with:
        path: /tmp/docker-save
        # Key the cache entry by:
        #   * the operating system
        #   * the week (so cache gets invalidated every week)
        #   * the image configuration (ie llvm version & distro)
        #   * the hash of all the files in docker/
        key: ${{ runner.os }}-docker-cache-${{ steps.get-date.outputs.date }}-${{ env.NAME }}-${{ hashFiles('docker/**') }}
    - name: Build docker container
      if: steps.docker-cache.outputs.cache-hit != 'true'
      env: ${{matrix.env}}
      run: >
        docker build
        --build-arg LLVM_VERSION=$LLVM_VERSION
        -t bpftrace-builder-$BASE-llvm-$LLVM_VERSION
        -f docker/Dockerfile.$BASE
        docker/ &&
        mkdir -p /tmp/docker-save &&
        docker save bpftrace-builder-$BASE-llvm-$LLVM_VERSION -o /tmp/docker-save/i.tar
    - name: Load the cached docker image (if available)
      if: steps.docker-cache.outputs.cache-hit == 'true'
      run: >
        docker load --input /tmp/docker-save/i.tar
    - name: Build and test
      env: ${{matrix.env}}
      run: >
        docker run --privileged
        -v $(pwd):$(pwd)
        -w $(pwd)
        -v /sys/kernel/debug:/sys/kernel/debug:rw
        -v /lib/modules:/lib/modules:ro
        -v /usr/src:/usr/src:ro
        -e RUN_TESTS=${RUN_TESTS}
        -e RUN_ALL_TESTS=${RUN_ALL_TESTS}
        -e RUN_MEMLEAK_TEST="${RUN_MEMLEAK_TEST}"
        -e CMAKE_EXTRA_FLAGS="${CMAKE_EXTRA_FLAGS}"
        -e RUNTIME_TEST_DISABLE="${RUNTIME_TEST_DISABLE}"
        -e VENDOR_GTEST="${VENDOR_GTEST}"
        -e CC="${CC}"
        -e CXX="${CXX}"
        -e GTEST_FILTER="${GTEST_FILTER:-*}"
        -e TOOLS_TEST_DISABLE="$TOOLS_TEST_DISABLE"
        -e TOOLS_TEST_OLDVERSION="$TOOLS_TEST_OLDVERSION"
        bpftrace-builder-$BASE-llvm-$LLVM_VERSION
        ${PWD}/build-$TYPE-$BASE
        $TYPE
        -j$(nproc)

  irc:
    # Notify IRC of build failures on pushes only if we are running from
    # the main repo. We don't want this rule to trigger from forked repos.
    needs:
      - build_test
    if: "failure() && github.event_name == 'push' && github.ref == 'refs/heads/master' && github.repository == 'iovisor/bpftrace'"
    runs-on: ubuntu-latest
    steps:
    - name: Message channel
      uses: rectalogic/notify-irc@v1
      with:
        nickname: bpftrace-ci-bot
        server: irc.oftc.net
        port: 6667
        tls: false
        channel: "#bpftrace"
        message: |
          master is BROKEN at https://github.com/iovisor/bpftrace/commit/${{github.sha}}