fix(mdns): Fix null pointer exception in mdns_parse_packet (IDFGH-17353) #3794
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| name: "mdns: host-tests" | |
| on: | |
| push: | |
| branches: | |
| - master | |
| pull_request: | |
| types: [opened, synchronize, reopened, labeled] | |
| jobs: | |
| host_test_mdns: | |
| if: contains(github.event.pull_request.labels.*.name, 'mdns') || github.event_name == 'push' | |
| name: Host test build | |
| runs-on: ubuntu-22.04 | |
| container: espressif/idf:release-v5.3 | |
| steps: | |
| - name: Checkout esp-protocols | |
| uses: actions/checkout@v4 | |
| with: | |
| path: protocols | |
| - name: Build and Test | |
| shell: bash | |
| run: | | |
| . ${IDF_PATH}/export.sh | |
| python -m pip install idf-build-apps==2.10.0 dnspython pytest pytest-embedded pytest-embedded-serial-esp pytest-embedded-idf | |
| cd $GITHUB_WORKSPACE/protocols | |
| # Build host tests app (with all configs and targets supported) | |
| python ./ci/build_apps.py components/mdns/tests/host_test/ | |
| cd components/mdns/tests/host_test | |
| ls -la | |
| ls -ls build* | |
| # First run the linux_app and send a quick A query and a reverse query | |
| ./build_linux_app/mdns_host.elf & | |
| python dnsfixture.py A myesp.local --ip_only | xargs python dnsfixture.py X | |
| # Next we run the pytest (using the console app) | |
| pytest | |
| host_compat_checks: | |
| if: contains(github.event.pull_request.labels.*.name, 'mdns') || github.event_name == 'push' | |
| name: Set of compatibility checks | |
| strategy: | |
| matrix: | |
| idf_ver: ["latest"] | |
| runs-on: ubuntu-22.04 | |
| container: espressif/idf:${{ matrix.idf_ver }} | |
| steps: | |
| - name: Checkout esp-protocols | |
| uses: actions/checkout@v4 | |
| - name: Install Necessary Libs | |
| run: | | |
| apt-get update -y | |
| apt-get install -y libbsd-dev | |
| - name: Test AFL compat build | |
| shell: bash | |
| run: | | |
| . ${IDF_PATH}/export.sh | |
| cd components/mdns/tests/host_unit_test/ | |
| idf.py reconfigure | |
| mkdir build2 && cd build2 | |
| cmake .. | |
| cmake --build . | |
| - name: Test no malloc functions | |
| shell: bash | |
| run: | | |
| cd components/mdns | |
| for file in $(ls *.c); do | |
| cp $file /tmp | |
| echo -n "Checking that $file does not call any std allocations directly..." | |
| python mem_prefix_script.py $file | |
| diff -q $file /tmp/$file || exit 1 | |
| echo "OK" | |
| done | |
| host_unit_test: | |
| if: contains(github.event.pull_request.labels.*.name, 'mdns') || github.event_name == 'push' | |
| name: Unit tests on host | |
| strategy: | |
| matrix: | |
| idf_ver: ["latest"] | |
| runs-on: ubuntu-22.04 | |
| container: espressif/idf:${{ matrix.idf_ver }} | |
| steps: | |
| - name: Checkout esp-protocols | |
| uses: actions/checkout@v4 | |
| - name: Install bsdlib and ruby | |
| run: | | |
| apt-get update -y | |
| apt-get install -y libbsd-dev ruby | |
| - name: Build and run unit tests | |
| shell: bash | |
| run: | | |
| . ${IDF_PATH}/export.sh | |
| cd components/mdns/tests/host_unit_test/ | |
| idf.py reconfigure | |
| mkdir build2 && cd build2 | |
| cmake -DUNIT_TESTS=test_receiver .. | |
| cmake --build . | |
| ctest --extra-verbose | |
| cd .. | |
| mkdir build3 && cd build3 | |
| cmake -DUNIT_TESTS=test_sender .. | |
| cmake --build . | |
| ctest --extra-verbose | |
| fuzz_test: | |
| if: contains(github.event.pull_request.labels.*.name, 'mdns-fuzz') || github.event_name == 'push' | |
| name: Fuzzer tests for mdns lib | |
| strategy: | |
| matrix: | |
| idf_ver: ["latest"] | |
| runs-on: ubuntu-22.04 | |
| container: aflplusplus/aflplusplus:v4.34c | |
| steps: | |
| - name: Checkout esp-protocols | |
| uses: actions/checkout@v4 | |
| - name: Checkout ESP-IDF | |
| uses: actions/checkout@v4 | |
| with: | |
| repository: espressif/esp-idf | |
| path: idf | |
| submodules: recursive | |
| - name: Install Necessary Libs | |
| run: | | |
| apt-get update -y | |
| apt-get install -y libbsd-dev | |
| - name: Run AFL++ | |
| shell: bash | |
| run: | | |
| export IDF_PATH=$GITHUB_WORKSPACE/idf | |
| cd components/mdns/tests/host_unit_test/ | |
| pip install dnslib | |
| cd input && python generate_cases.py && cd .. | |
| cmake -B build2 -S . -G "Ninja" -DCMAKE_C_COMPILER=afl-cc | |
| cmake --build build2 | |
| timeout 10m afl-fuzz -i input -o out -- build2/mdns_host_unit_test || \ | |
| if [ $? -eq 124 ]; then # timeout exit code | |
| if [ -n "$(find out/default/crashes -type f 2>/dev/null)" ]; then | |
| echo "Crashes found!"; | |
| tar -czf out/default/crashes.tar.gz -C out/default crashes; | |
| exit 1; | |
| fi | |
| else | |
| exit 1; | |
| fi | |
| - name: Upload Crash Artifacts | |
| if: failure() | |
| uses: actions/upload-artifact@v4 | |
| with: | |
| name: fuzz-crashes | |
| path: components/mdns/tests/host_unit_test/out/default/crashes.tar.gz | |
| if-no-files-found: ignore |