name: OpenVPN Tests

# START OF COMMON SECTION
on:
  push:
    branches: [ 'master', 'main', 'release/**' ]
  pull_request:
    branches: [ '*' ]

concurrency:
  group: ${{ github.workflow }}-${{ github.ref }}
  cancel-in-progress: true
# END OF COMMON SECTION

jobs:
  build_wolfssl:
    name: Build wolfSSL
    # Just to keep it the same as the testing target
    runs-on: ubuntu-latest
    # This should be a safe limit for the tests to run.
    timeout-minutes: 4
    steps:
      - name: Build wolfSSL
        uses: wolfSSL/actions-build-autotools-project@v1
        with:
          path: wolfssl
          configure: --enable-openvpn
          install: true

      - name: tar build-dir
        run: tar -zcf build-dir.tgz build-dir

      - name: Upload built lib
        uses: actions/upload-artifact@v4
        with:
          name: wolf-install-openvpn
          path: build-dir.tgz
          retention-days: 5

  openvpn_check:
    strategy:
      fail-fast: false
      matrix:
        # List of refs to test
        ref: [ release/2.6, v2.6.0, master ]
    name: ${{ matrix.ref }}
    runs-on: ubuntu-latest
    # This should be a safe limit for the tests to run.
    timeout-minutes: 10
    needs: build_wolfssl
    steps:
      - name: Download lib
        uses: actions/download-artifact@v4
        with:
          name: wolf-install-openvpn

      - name: untar build-dir
        run: tar -xf build-dir.tgz

      - name: Install dependencies
        run: |
          sudo apt-get update
          sudo apt-get install liblzo2-dev libpam0g-dev liblz4-dev libcap-ng-dev \
                     linux-libc-dev man2html libcmocka-dev python3-docutils \
                     libtool automake autoconf libnl-genl-3-dev libnl-genl-3-200

      - name: workaround high-entropy ASLR
        # not needed after either an update to llvm or runner is done
        run: sudo sysctl vm.mmap_rnd_bits=28

      - if: ${{ matrix.ref != 'master' }}
        name: Build and test openvpn with fsanitize
        run: |
          echo 'extra_c_flags=CC="gcc -fsanitize=address" CFLAGS="-fno-omit-frame-pointer -O2"' >> $GITHUB_ENV

      - name: Build and test openvpn
        uses: wolfSSL/actions-build-autotools-project@v1
        with:
          repository: OpenVPN/openvpn
          ref: ${{ matrix.ref }}
          path: openvpn
          configure: >-
            --with-crypto-library=wolfssl
            WOLFSSL_CFLAGS="-I$GITHUB_WORKSPACE/build-dir/include/ -I$GITHUB_WORKSPACE/build-dir/include/wolfssl"
            WOLFSSL_LIBS="-L$GITHUB_WORKSPACE/build-dir/lib -lwolfssl"
            ${{ env.extra_c_flags }}
          check: true

      - name: Confirm OpenVPN built with wolfSSL
        working-directory: ./openvpn
        run: ldd src/openvpn/openvpn | grep wolfssl