name: Linux

on: [push, pull_request]

env:
  # this test case does not actually test anything but tries to access system
  # directories that might be inaccessible on build hosts
  TESTS_CASES_EXCLUDE: sw_collector
  TESTS_REDUCED_KEYLENGTHS: yes
  CCACHE_BASEDIR: ${{ github.workspace }}
  CCACHE_COMPRESS: true
  CCACHE_MAXSIZE: 200M
  OS_NAME: linux

jobs:
  pre-check:
    runs-on: ubuntu-latest
    outputs:
      should_skip: ${{ steps.skip-check.outputs.should_skip }}
    steps:
      - id: skip-check
        uses: fkirc/skip-duplicate-actions@master
        with:
          concurrent_skipping: 'same_content'

  latest:
    needs: pre-check
    if: ${{ needs.pre-check.outputs.should_skip != 'true' }}
    runs-on: ubuntu-latest
    strategy:
      matrix:
        test: [ all, default, printf-builtin ]
        compiler: [ gcc, clang ]
        leak-detective: [ no, yes ]
        monolithic: [ no, yes ]
        exclude:
          # leaks will show up whether we build monolithic or not
          - leak-detective: yes
            monolithic: yes
          # monolithic builds don't affect the printf-hook implementation
          - test: printf-builtin
            monolithic: yes
        include:
          - test: apidoc
          - test: coverage
          - test: dist
          - test: nm
          - test: fuzzing
            compiler: clang
            monolithic: yes
    env:
      LEAK_DETECTIVE: ${{ matrix.leak-detective || 'no' }}
      MONOLITHIC: ${{ matrix.monolithic || 'no' }}
      CC: ${{ matrix.compiler || 'gcc' }}
      TEST: ${{ matrix.test }}
    steps:
      - uses: actions/checkout@v3
      - uses: actions/cache@v3
        with:
          path: ~/.cache/ccache
          # with regards to ccache, monolithic builds don't differ from regular
          # builds and, similarly, builds with leak-detective only differ in two
          # files (LD itself and library.c); but different tests build different
          # dependencies, so different caches are needed
          key: ccache-ubuntu-latest-${{ env.CC }}-${{ matrix.test }}-${{ github.sha }}
          restore-keys: |
            ccache-ubuntu-latest-${{ env.CC }}-${{ matrix.test }}-
            ccache-ubuntu-latest-${{ env.CC }}-
      - run: |
          sudo apt-get install -qq ccache
          echo "PATH=/usr/lib/ccache:$PATH" >> $GITHUB_ENV
          ccache -z
      - uses: ./.github/actions/default
      - run: ccache -s
      - if: ${{ success() && matrix.test == 'coverage' }}
        run: bash <(curl -s https://codecov.io/bash)
      - if: ${{ failure() }}
        uses: actions/upload-artifact@v3
        with:
          name: Logs ${{ github.job }}
          path: config.log
          retention-days: 5

  crypto-plugins:
    needs: pre-check
    if: ${{ needs.pre-check.outputs.should_skip != 'true' }}
    runs-on: ${{ matrix.os }}
    strategy:
      matrix:
        os: [ ubuntu-latest, ubuntu-20.04 ]
        test: [ botan, wolfssl, openssl, openssl-3, gcrypt ]
        leak-detective: [ no, yes ]
        exclude:
          # test custom-built libs only on one platform
          - os: ubuntu-20.04
            test: botan
          - os: ubuntu-20.04
            test: wolfssl
          - os: ubuntu-20.04
            test: openssl-3
    env:
      LEAK_DETECTIVE: ${{ matrix.leak-detective || 'no' }}
      CC: ${{ matrix.compiler || 'gcc' }}
      TEST: ${{ matrix.test }}
    steps:
      - uses: actions/checkout@v3
      - uses: actions/cache@v3
        with:
          # path is different on newer systems
          path: |
            ~/.cache/ccache
            ~/.ccache
          key: ccache-${{ matrix.os }}-${{ env.CC }}-${{ matrix.test }}-${{ github.sha }}
          restore-keys: |
            ccache-${{ matrix.os }}-${{ env.CC }}-${{ matrix.test }}-
            ccache-${{ matrix.os }}-${{ env.CC }}-all-${{ github.sha }}
            ccache-${{ matrix.os }}-${{ env.CC }}-all-
            ccache-${{ matrix.os }}-${{ env.CC }}-
      - run: |
          sudo apt-get install -qq ccache
          echo "PATH=/usr/lib/ccache:$PATH" >> $GITHUB_ENV
          ccache -z
      - uses: ./.github/actions/default
      - run: ccache -s
      - if: ${{ failure() }}
        uses: actions/upload-artifact@v3
        with:
          name: Logs ${{ github.job }}
          path: config.log
          retention-days: 5

  older:
    needs: pre-check
    if: ${{ needs.pre-check.outputs.should_skip != 'true' }}
    runs-on: ${{ matrix.os }}
    strategy:
      matrix:
        os: [ ubuntu-20.04 ]
        test: [ all, nm ]
        compiler: [ gcc, clang ]
        exclude:
          - test: nm
            compiler: clang
    env:
      LEAK_DETECTIVE: ${{ matrix.leak-detective || 'no' }}
      CC: ${{ matrix.compiler || 'gcc' }}
      TEST: ${{ matrix.test }}
      # LSan causes spurious SIGSEGV after tests due to DTLS handling by glibc
      ASAN_OPTIONS: intercept_tls_get_addr=0
    steps:
      - uses: actions/checkout@v3
      - uses: actions/cache@v3
        with:
          path: ~/.ccache
          key: ccache-${{ matrix.os }}-${{ env.CC }}-${{ matrix.test }}-${{ github.sha }}
          restore-keys: |
            ccache-${{ matrix.os }}-${{ env.CC }}-${{ matrix.test }}-
            ccache-${{ matrix.os }}-${{ env.CC }}-
      - run: |
          sudo apt-get install -qq ccache
          echo "PATH=/usr/lib/ccache:$PATH" >> $GITHUB_ENV
          ccache -z
      - uses: ./.github/actions/default
      - run: ccache -s
      - if: ${{ failure() }}
        uses: actions/upload-artifact@v3
        with:
          name: Logs ${{ github.job }}
          path: config.log
          retention-days: 5