diff --git a/fuzzers/aflplusplus_ff_comp/builder.Dockerfile b/fuzzers/aflplusplus_ff_comp/builder.Dockerfile new file mode 100644 index 000000000..221a95ecc --- /dev/null +++ b/fuzzers/aflplusplus_ff_comp/builder.Dockerfile @@ -0,0 +1,89 @@ +# Copyright 2020 Google LLC +# +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. + +ARG parent_image +FROM $parent_image + +RUN apt-get update && \ + apt-get install -y \ + build-essential \ + python3-dev \ + python3-setuptools \ + automake \ + cmake \ + git \ + flex \ + bison \ + libglib2.0-dev \ + libpixman-1-dev \ + cargo \ + libgtk-3-dev \ + # for QEMU mode + ninja-build \ + gcc-$(gcc --version|head -n1|sed 's/\..*//'|sed 's/.* //')-plugin-dev \ + libstdc++-$(gcc --version|head -n1|sed 's/\..*//'|sed 's/.* //')-dev + +RUN apt install -y lsb-release wget software-properties-common + +RUN wget https://apt.llvm.org/llvm.sh && chmod +x llvm.sh && ./llvm.sh 12 all + +ENV LLVM_CONFIG=llvm-config-12 + +RUN update-alternatives \ + --install /usr/lib/llvm llvm /usr/lib/llvm-12 100 \ + --slave /usr/bin/llvm-config llvm-config /usr/bin/llvm-config-12 \ + --slave /usr/bin/llvm-ar llvm-ar /usr/bin/llvm-ar-12 \ + --slave /usr/bin/llvm-as llvm-as /usr/bin/llvm-as-12 \ + --slave /usr/bin/llvm-bcanalyzer llvm-bcanalyzer /usr/bin/llvm-bcanalyzer-12 \ + --slave /usr/bin/llvm-c-test llvm-c-test /usr/bin/llvm-c-test-12 \ + --slave /usr/bin/llvm-cov llvm-cov /usr/bin/llvm-cov-12 \ + --slave /usr/bin/llvm-diff llvm-diff /usr/bin/llvm-diff-12 \ + --slave /usr/bin/llvm-dis llvm-dis /usr/bin/llvm-dis-12 \ + --slave /usr/bin/llvm-dwarfdump llvm-dwarfdump /usr/bin/llvm-dwarfdump-12 \ + --slave /usr/bin/llvm-extract llvm-extract /usr/bin/llvm-extract-12 \ + --slave /usr/bin/llvm-link llvm-link /usr/bin/llvm-link-12 \ + --slave /usr/bin/llvm-mc llvm-mc /usr/bin/llvm-mc-12 \ + --slave /usr/bin/llvm-nm llvm-nm /usr/bin/llvm-nm-12 \ + --slave /usr/bin/llvm-objdump llvm-objdump /usr/bin/llvm-objdump-12 \ + --slave /usr/bin/llvm-ranlib llvm-ranlib /usr/bin/llvm-ranlib-12 \ + --slave /usr/bin/llvm-readobj llvm-readobj /usr/bin/llvm-readobj-12 \ + --slave /usr/bin/llvm-rtdyld llvm-rtdyld /usr/bin/llvm-rtdyld-12 \ + --slave /usr/bin/llvm-size llvm-size /usr/bin/llvm-size-12 \ + --slave /usr/bin/llvm-stress llvm-stress /usr/bin/llvm-stress-12 \ + --slave /usr/bin/llvm-symbolizer llvm-symbolizer /usr/bin/llvm-symbolizer-12 \ + --slave /usr/bin/llvm-tblgen llvm-tblgen /usr/bin/llvm-tblgen-12 \ + --slave /usr/bin/llc llc /usr/bin/llc-12 \ + --slave /usr/bin/opt opt /usr/bin/opt-12 && \ + update-alternatives \ + --install /usr/bin/clang clang /usr/bin/clang-12 100 \ + --slave /usr/bin/clang++ clang++ /usr/bin/clang++-12 \ + --slave /usr/bin/clang-cpp clang-cpp /usr/bin/clang-cpp-12 + +# put the /usr/bin of the highest priority, to make sure clang-12 is called before clang-15, which is in /usr/local/bin +ENV PATH="/usr/bin:${PATH}" + +# Download afl++. +RUN git clone -b dev https://github.com/AFLplusplus/AFLplusplus /afl && \ + cd /afl && \ + git checkout 1d4f1e48797c064ee71441ba555b29fc3f467983 || \ + true + +# Build without Python support as we don't need it. +# Set AFL_NO_X86 to skip flaky tests. +RUN cd /afl && \ + unset CFLAGS CXXFLAGS && \ + export CC=clang AFL_NO_X86=1 && \ + PYTHON_INCLUDE=/ make && \ + make install && \ + cp utils/aflpp_driver/libAFLDriver.a / diff --git a/fuzzers/aflplusplus_ff_comp/description.md b/fuzzers/aflplusplus_ff_comp/description.md new file mode 100644 index 000000000..f7eb407ad --- /dev/null +++ b/fuzzers/aflplusplus_ff_comp/description.md @@ -0,0 +1,14 @@ +# aflplusplus + +AFL++ fuzzer instance that has the following config active for all benchmarks: + - PCGUARD instrumentation + - cmplog feature + - dict2file feature + - "fast" power schedule + - persistent mode + shared memory test cases + +Repository: [https://github.com/AFLplusplus/AFLplusplus/](https://github.com/AFLplusplus/AFLplusplus/) + +[builder.Dockerfile](builder.Dockerfile) +[fuzzer.py](fuzzer.py) +[runner.Dockerfile](runner.Dockerfile) diff --git a/fuzzers/aflplusplus_ff_comp/fuzzer.py b/fuzzers/aflplusplus_ff_comp/fuzzer.py new file mode 100755 index 000000000..e2b10bf47 --- /dev/null +++ b/fuzzers/aflplusplus_ff_comp/fuzzer.py @@ -0,0 +1,284 @@ +# Copyright 2020 Google LLC +# +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. +# +"""Integration code for AFLplusplus fuzzer.""" + +import os +import shutil + +from fuzzers.afl import fuzzer as afl_fuzzer +from fuzzers import utils + + +def get_cmplog_build_directory(target_directory): + """Return path to CmpLog target directory.""" + return os.path.join(target_directory, 'cmplog') + + +def get_uninstrumented_build_directory(target_directory): + """Return path to CmpLog target directory.""" + return os.path.join(target_directory, 'uninstrumented') + + +def build(*args): # pylint: disable=too-many-branches,too-many-statements + """Build benchmark.""" + # BUILD_MODES is not already supported by fuzzbench, meanwhile we provide + # a default configuration. + + build_modes = list(args) + if 'BUILD_MODES' in os.environ: + build_modes = os.environ['BUILD_MODES'].split(',') + + # Placeholder comment. + build_directory = os.environ['OUT'] + + # If nothing was set this is the default: + if not build_modes: + build_modes = ['tracepc'] + + # For bug type benchmarks we have to instrument via native clang pcguard :( + build_flags = os.environ['CFLAGS'] + build_flags += ' -fsanitize=address' + os.environ['CFLAGS'] = build_flags + + #if build_flags.find( + # 'array-bounds' + #) != -1 and 'qemu' not in build_modes and 'classic' not in build_modes: + # if 'gcc' not in build_modes: + # build_modes[0] = 'native' + + # Instrumentation coverage modes: + if 'lto' in build_modes: + os.environ['CC'] = '/afl/afl-clang-lto' + os.environ['CXX'] = '/afl/afl-clang-lto++' + edge_file = build_directory + '/aflpp_edges.txt' + os.environ['AFL_LLVM_DOCUMENT_IDS'] = edge_file + if os.path.isfile('/usr/local/bin/llvm-ranlib-13'): + os.environ['RANLIB'] = 'llvm-ranlib-13' + os.environ['AR'] = 'llvm-ar-13' + os.environ['AS'] = 'llvm-as-13' + elif os.path.isfile('/usr/local/bin/llvm-ranlib-12'): + os.environ['RANLIB'] = 'llvm-ranlib-12' + os.environ['AR'] = 'llvm-ar-12' + os.environ['AS'] = 'llvm-as-12' + else: + os.environ['RANLIB'] = 'llvm-ranlib' + os.environ['AR'] = 'llvm-ar' + os.environ['AS'] = 'llvm-as' + elif 'qemu' in build_modes: + os.environ['CC'] = 'clang' + os.environ['CXX'] = 'clang++' + elif 'gcc' in build_modes: + os.environ['CC'] = 'afl-gcc-fast' + os.environ['CXX'] = 'afl-g++-fast' + if build_flags.find('array-bounds') != -1: + os.environ['CFLAGS'] = '-fsanitize=address -O1' + os.environ['CXXFLAGS'] = '-fsanitize=address -O1' + else: + os.environ['CFLAGS'] = '' + os.environ['CXXFLAGS'] = '' + os.environ['CPPFLAGS'] = '' + else: + os.environ['CC'] = '/afl/afl-clang-fast' + os.environ['CXX'] = '/afl/afl-clang-fast++' + + print('AFL++ build: ') + print(build_modes) + + if 'qemu' in build_modes or 'symcc' in build_modes: + os.environ['CFLAGS'] = ' '.join(utils.NO_SANITIZER_COMPAT_CFLAGS) + cxxflags = [utils.LIBCPLUSPLUS_FLAG] + utils.NO_SANITIZER_COMPAT_CFLAGS + os.environ['CXXFLAGS'] = ' '.join(cxxflags) + + if 'tracepc' in build_modes or 'pcguard' in build_modes: + os.environ['AFL_LLVM_USE_TRACE_PC'] = '1' + elif 'classic' in build_modes: + os.environ['AFL_LLVM_INSTRUMENT'] = 'CLASSIC' + elif 'native' in build_modes: + os.environ['AFL_LLVM_INSTRUMENT'] = 'LLVMNATIVE' + + # Instrumentation coverage options: + # Do not use a fixed map location (LTO only) + if 'dynamic' in build_modes: + os.environ['AFL_LLVM_MAP_DYNAMIC'] = '1' + # Use a fixed map location (LTO only) + if 'fixed' in build_modes: + os.environ['AFL_LLVM_MAP_ADDR'] = '0x10000' + # Generate an extra dictionary. + if 'dict2file' in build_modes or 'native' in build_modes: + os.environ['AFL_LLVM_DICT2FILE'] = build_directory + '/afl++.dict' + os.environ['AFL_LLVM_DICT2FILE_NO_MAIN'] = '1' + # Enable context sentitivity for LLVM mode (non LTO only) + if 'ctx' in build_modes: + os.environ['AFL_LLVM_CTX'] = '1' + # Enable N-gram coverage for LLVM mode (non LTO only) + if 'ngram2' in build_modes: + os.environ['AFL_LLVM_NGRAM_SIZE'] = '2' + elif 'ngram3' in build_modes: + os.environ['AFL_LLVM_NGRAM_SIZE'] = '3' + elif 'ngram4' in build_modes: + os.environ['AFL_LLVM_NGRAM_SIZE'] = '4' + elif 'ngram5' in build_modes: + os.environ['AFL_LLVM_NGRAM_SIZE'] = '5' + elif 'ngram6' in build_modes: + os.environ['AFL_LLVM_NGRAM_SIZE'] = '6' + elif 'ngram7' in build_modes: + os.environ['AFL_LLVM_NGRAM_SIZE'] = '7' + elif 'ngram8' in build_modes: + os.environ['AFL_LLVM_NGRAM_SIZE'] = '8' + elif 'ngram16' in build_modes: + os.environ['AFL_LLVM_NGRAM_SIZE'] = '16' + if 'ctx1' in build_modes: + os.environ['AFL_LLVM_CTX_K'] = '1' + elif 'ctx2' in build_modes: + os.environ['AFL_LLVM_CTX_K'] = '2' + elif 'ctx3' in build_modes: + os.environ['AFL_LLVM_CTX_K'] = '3' + elif 'ctx4' in build_modes: + os.environ['AFL_LLVM_CTX_K'] = '4' + + # Only one of the following OR cmplog + # enable laf-intel compare splitting + if 'laf' in build_modes: + os.environ['AFL_LLVM_LAF_SPLIT_SWITCHES'] = '1' + os.environ['AFL_LLVM_LAF_SPLIT_COMPARES'] = '1' + os.environ['AFL_LLVM_LAF_SPLIT_FLOATS'] = '1' + if 'autodict' not in build_modes: + os.environ['AFL_LLVM_LAF_TRANSFORM_COMPARES'] = '1' + + if 'eclipser' in build_modes: + os.environ['FUZZER_LIB'] = '/libStandaloneFuzzTarget.a' + else: + os.environ['FUZZER_LIB'] = '/libAFLDriver.a' + + # Some benchmarks like lcms. (see: + # https://github.com/mm2/Little-CMS/commit/ab1093539b4287c233aca6a3cf53b234faceb792#diff-f0e6d05e72548974e852e8e55dffc4ccR212) + # fail to compile if the compiler outputs things to stderr in unexpected + # cases. Prevent these failures by using AFL_QUIET to stop afl-clang-fast + # from writing AFL specific messages to stderr. + os.environ['AFL_QUIET'] = '1' + os.environ['AFL_MAP_SIZE'] = '2621440' + + src = os.getenv('SRC') + work = os.getenv('WORK') + + with utils.restore_directory(src), utils.restore_directory(work): + # Restore SRC to its initial state so we can build again without any + # trouble. For some OSS-Fuzz projects, build_benchmark cannot be run + # twice in the same directory without this. + utils.build_benchmark() + + if 'cmplog' in build_modes and 'qemu' not in build_modes: + + # CmpLog requires an build with different instrumentation. + new_env = os.environ.copy() + new_env['AFL_LLVM_CMPLOG'] = '1' + + # For CmpLog build, set the OUT and FUZZ_TARGET environment + # variable to point to the new CmpLog build directory. + cmplog_build_directory = get_cmplog_build_directory(build_directory) + os.mkdir(cmplog_build_directory) + new_env['OUT'] = cmplog_build_directory + fuzz_target = os.getenv('FUZZ_TARGET') + if fuzz_target: + new_env['FUZZ_TARGET'] = os.path.join(cmplog_build_directory, + os.path.basename(fuzz_target)) + + print('Re-building benchmark for CmpLog fuzzing target') + utils.build_benchmark(env=new_env) + + if 'symcc' in build_modes: + + symcc_build_directory = get_uninstrumented_build_directory( + build_directory) + os.mkdir(symcc_build_directory) + + # symcc requires an build with different instrumentation. + new_env = os.environ.copy() + new_env['CC'] = '/symcc/build/symcc' + new_env['CXX'] = '/symcc/build/sym++' + new_env['SYMCC_OUTPUT_DIR'] = '/tmp' + new_env['CXXFLAGS'] = new_env['CXXFLAGS'].replace('-stlib=libc++', '') + new_env['FUZZER_LIB'] = '/libfuzzer-harness.o' + new_env['OUT'] = symcc_build_directory + new_env['SYMCC_LIBCXX_PATH'] = '/libcxx_native_build' + new_env['SYMCC_NO_SYMBOLIC_INPUT'] = '1' + new_env['SYMCC_SILENT'] = '1' + + # For symcc build, set the OUT and FUZZ_TARGET environment + # variable to point to the new symcc build directory. + new_env['OUT'] = symcc_build_directory + fuzz_target = os.getenv('FUZZ_TARGET') + if fuzz_target: + new_env['FUZZ_TARGET'] = os.path.join(symcc_build_directory, + os.path.basename(fuzz_target)) + + print('Re-building benchmark for symcc fuzzing target') + utils.build_benchmark(env=new_env) + + shutil.copy('/afl/afl-fuzz', build_directory) + if os.path.exists('/afl/afl-qemu-trace'): + shutil.copy('/afl/afl-qemu-trace', build_directory) + if os.path.exists('/aflpp_qemu_driver_hook.so'): + shutil.copy('/aflpp_qemu_driver_hook.so', build_directory) + if os.path.exists('/get_frida_entry.sh'): + shutil.copy('/afl/afl-frida-trace.so', build_directory) + shutil.copy('/get_frida_entry.sh', build_directory) + + +# pylint: disable=too-many-arguments +def fuzz(input_corpus, + output_corpus, + target_binary, + flags=tuple(), + skip=False, + no_cmplog=False): # pylint: disable=too-many-arguments + """Run fuzzer.""" + # Calculate CmpLog binary path from the instrumented target binary. + target_binary_directory = os.path.dirname(target_binary) + cmplog_target_binary_directory = ( + get_cmplog_build_directory(target_binary_directory)) + target_binary_name = os.path.basename(target_binary) + cmplog_target_binary = os.path.join(cmplog_target_binary_directory, + target_binary_name) + + afl_fuzzer.prepare_fuzz_environment(input_corpus) + # decomment this to enable libdislocator. + # os.environ['AFL_ALIGNED_ALLOC'] = '1' # align malloc to max_align_t + # os.environ['AFL_PRELOAD'] = '/afl/libdislocator.so' + + flags = list(flags) + + if os.path.exists('./afl++.dict'): + flags += ['-x', './afl++.dict'] + + # Move the following to skip for upcoming _double tests: + if os.path.exists(cmplog_target_binary) and no_cmplog is False: + flags += ['-c', cmplog_target_binary] + + #os.environ['AFL_IGNORE_TIMEOUTS'] = '1' + os.environ['AFL_IGNORE_UNKNOWN_ENVS'] = '1' + os.environ['AFL_FAST_CAL'] = '1' + os.environ['AFL_NO_WARN_INSTABILITY'] = '1' + + if not skip: + os.environ['AFL_DISABLE_TRIM'] = '1' + os.environ['AFL_CMPLOG_ONLY_NEW'] = '1' + if 'ADDITIONAL_ARGS' in os.environ: + flags += os.environ['ADDITIONAL_ARGS'].split(' ') + + afl_fuzzer.run_afl_fuzz(input_corpus, + output_corpus, + target_binary, + additional_flags=flags) diff --git a/fuzzers/aflplusplus_ff_comp/runner.Dockerfile b/fuzzers/aflplusplus_ff_comp/runner.Dockerfile new file mode 100644 index 000000000..a17c457ec --- /dev/null +++ b/fuzzers/aflplusplus_ff_comp/runner.Dockerfile @@ -0,0 +1,42 @@ +# Copyright 2020 Google LLC +# +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. + +FROM gcr.io/fuzzbench/base-image + +ENV DEBIAN_FRONTEND=noninteractive +ENV TZ=Etc/UTC + +RUN apt update && apt install -y git gcc g++ make cmake wget \ + libgmp-dev libmpfr-dev texinfo bison python3 + +# for runtime library, we just need libc++-12-dev libc++abi-12-dev +RUN wget -O - https://apt.llvm.org/llvm-snapshot.gpg.key|apt-key add - && \ + printf "deb http://apt.llvm.org/focal/ llvm-toolchain-focal main\n" \ + "deb-src http://apt.llvm.org/focal/ llvm-toolchain-focal main\n" \ + "deb http://apt.llvm.org/focal/ llvm-toolchain-focal-12 main\n" \ + "deb-src http://apt.llvm.org/focal/ llvm-toolchain-focal-12 main\n" \ + >> /etc/apt/sources.list && \ + apt update && \ + apt install libc++-12-dev libc++abi-12-dev -y + +RUN apt-get install -y libboost-all-dev libjsoncpp-dev libgraphviz-dev \ + pkg-config libglib2.0-dev libunwind-17 + +# This makes interactive docker runs painless: +ENV LD_LIBRARY_PATH="$LD_LIBRARY_PATH:/out" +#ENV AFL_MAP_SIZE=2621440 +ENV PATH="$PATH:/out" +ENV AFL_SKIP_CPUFREQ=1 +ENV AFL_I_DONT_CARE_ABOUT_MISSING_CRASHES=1 +ENV AFL_TESTCACHE_SIZE=2 diff --git a/fuzzers/aflplusplus_fishfuzz/builder.Dockerfile b/fuzzers/aflplusplus_fishfuzz/builder.Dockerfile new file mode 100644 index 000000000..02f552c91 --- /dev/null +++ b/fuzzers/aflplusplus_fishfuzz/builder.Dockerfile @@ -0,0 +1,104 @@ +# Copyright 2020 Google LLC +# +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. + +ARG parent_image +FROM $parent_image + +ENV DEBIAN_FRONTEND=noninteractive +ENV TZ=Etc/UTC + +RUN apt-get update && \ + apt-get install -y \ + build-essential \ + python3-dev \ + python3-setuptools \ + automake \ + cmake \ + git \ + flex \ + bison \ + libglib2.0-dev \ + libpixman-1-dev \ + cargo \ + libgtk-3-dev \ + # for QEMU mode + ninja-build \ + gcc-$(gcc --version|head -n1|sed 's/\..*//'|sed 's/.* //')-plugin-dev \ + libstdc++-$(gcc --version|head -n1|sed 's/\..*//'|sed 's/.* //')-dev + +RUN apt install -y git gcc g++ make cmake wget \ + libgmp-dev libmpfr-dev texinfo bison python3 + +RUN apt-get install -y libboost-all-dev libjsoncpp-dev libgraphviz-dev \ + pkg-config libglib2.0-dev findutils + +RUN apt install -y lsb-release wget software-properties-common python3-pip + +RUN pip3 install networkx pydot + +# copy Fish++ earlier to patch the llvm +# COPY FishFuzz/FF_AFL++ /FishFuzz +RUN git clone https://github.com/kdsjZh/FishFuzz/ /ff_src && \ + cd /ff_src && git checkout 72e07551dcf712bddf5cf5f8feb0af1f6f0c4afd && \ + mv /ff_src/FF_AFL++ /FishFuzz && cd / && rm -r /ff_src + +# build clang-12 with gold plugin +RUN mkdir -p /build && \ + git clone \ + --depth 1 \ + --branch release/12.x \ + https://github.com/llvm/llvm-project /llvm && \ + git clone \ + --depth 1 \ + --branch binutils-2_40-branch \ + git://sourceware.org/git/binutils-gdb.git /llvm/binutils && \ + cd /llvm/ && git apply /FishFuzz/asan_patch/FishFuzzASan.patch && \ + cp /FishFuzz/asan_patch/FishFuzzAddressSanitizer.cpp llvm/lib/Transforms/Instrumentation/ && \ + mkdir /llvm/binutils/build && cd /llvm/binutils/build && \ + CFLAGS="" CXXFLAGS="" CC=gcc CXX=g++ \ + ../configure --enable-gold --enable-plugins --disable-werror && \ + make all-gold -j$(nproc) && \ + cd /llvm/ && mkdir build && cd build &&\ + CFLAGS="" CXXFLAGS="" CC=gcc CXX=g++ \ + cmake -DCMAKE_BUILD_TYPE=Release \ + -DLLVM_BINUTILS_INCDIR=/llvm/binutils/include \ + -DLLVM_ENABLE_PROJECTS="compiler-rt;clang" \ + -DLLVM_ENABLE_RUNTIMES="libcxx;libcxxabi" ../llvm && \ + make -j$(nproc) && \ + cp /llvm/build/lib/LLVMgold.so //usr/lib/bfd-plugins/ && \ + cp /llvm/build/lib/libLTO.so //usr/lib/bfd-plugins/ + + +ENV LLVM_CONFIG=llvm-config + +# make sure our modified clang-12 is called before clang-15, which is in /usr/local/bin +ENV PATH="/llvm/build/bin:${PATH}" +ENV LD_LIBRARY_PATH="/llvm/build/lib/x86_64-unknown-linux-gnu/c++/:${LD_LIBRARY_PATH}" + + +# Build without Python support as we don't need it. +# Set AFL_NO_X86 to skip flaky tests. +RUN cd /FishFuzz/ && \ + unset CFLAGS CXXFLAGS CC CXX && \ + export AFL_NO_X86=1 && \ + make clean && \ + PYTHON_INCLUDE=/ make && \ + # make -C dyncfg && \ + chmod +x distance/*.py && \ + make install + +RUN wget https://raw.githubusercontent.com/llvm/llvm-project/5feb80e748924606531ba28c97fe65145c65372e/compiler-rt/lib/fuzzer/afl/afl_driver.cpp -O /FishFuzz/afl_driver.cpp && \ + clang++ -stdlib=libc++ -std=c++11 -O2 -c /FishFuzz/afl_driver.cpp -o /FishFuzz/afl_driver.o && \ + ar r /libAFLDriver.a /FishFuzz/afl_driver.o /FishFuzz/afl-compiler-rt.o + diff --git a/fuzzers/aflplusplus_fishfuzz/description.md b/fuzzers/aflplusplus_fishfuzz/description.md new file mode 100644 index 000000000..68791d538 --- /dev/null +++ b/fuzzers/aflplusplus_fishfuzz/description.md @@ -0,0 +1,5 @@ +# aflplusplus + fishfuzz + +[builder.Dockerfile](builder.Dockerfile) +[fuzzer.py](fuzzer.py) +[runner.Dockerfile](runner.Dockerfile) diff --git a/fuzzers/aflplusplus_fishfuzz/fuzzer.py b/fuzzers/aflplusplus_fishfuzz/fuzzer.py new file mode 100755 index 000000000..f87aba5b9 --- /dev/null +++ b/fuzzers/aflplusplus_fishfuzz/fuzzer.py @@ -0,0 +1,309 @@ +# Copyright 2020 Google LLC +# +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. +# +"""Integration code for FishFuzz-AFLplusplus fuzzer.""" + +import os +import shutil + +from fuzzers.afl import fuzzer as afl_fuzzer +from fuzzers import utils + + +def get_cmplog_build_directory(target_directory): + """Return path to CmpLog target directory.""" + return os.path.join(target_directory, 'cmplog') + + +def get_uninstrumented_build_directory(target_directory): + """Return path to CmpLog target directory.""" + return os.path.join(target_directory, 'uninstrumented') + +def prepare_tmp_files(tmp_dir): + if not os.path.isdir(tmp_dir) or os.path.exists(tmp_dir): + os.mkdir(tmp_dir) + os.mkdir('%s/idlog' % (tmp_dir)) + os.mkdir('%s/cg' % (tmp_dir)) + os.mkdir('%s/fid' % (tmp_dir)) + os.system('touch %s/idlog/fid %s/idlog/targid' % (tmp_dir, tmp_dir)) + +def set_ff_env(): + # set FishFuzz Env before build + os.environ['TMP_DIR'] = os.environ['OUT'] + '/TEMP' + os.environ['FF_TMP_DIR'] = os.environ['OUT'] + '/TEMP' + prepare_tmp_files(os.environ['TMP_DIR']) + +def build(*args): # pylint: disable=too-many-branches,too-many-statements + """Build benchmark.""" + # BUILD_MODES is not already supported by fuzzbench, meanwhile we provide + # a default configuration. + + build_modes = list(args) + if 'BUILD_MODES' in os.environ: + build_modes = os.environ['BUILD_MODES'].split(',') + + # Placeholder comment. + build_directory = os.environ['OUT'] + + # If nothing was set this is the default: + if not build_modes: + build_modes = ['tracepc'] + + # For bug type benchmarks we have to instrument via native clang pcguard :( + build_flags = os.environ['CFLAGS'] + os.environ['CFLAGS'] = build_flags + os.environ['AFL_USE_ASAN'] = '1' + + #if build_flags.find( + # 'array-bounds' + #) != -1 and 'qemu' not in build_modes and 'classic' not in build_modes: + # if 'gcc' not in build_modes: + # build_modes[0] = 'native' + + # Instrumentation coverage modes: + if 'lto' in build_modes: + os.environ['CC'] = '/FishFuzz/afl-clang-lto' + os.environ['CXX'] = '/FishFuzz/afl-clang-lto++' + edge_file = build_directory + '/aflpp_edges.txt' + os.environ['AFL_LLVM_DOCUMENT_IDS'] = edge_file + if os.path.isfile('/usr/local/bin/llvm-ranlib-13'): + os.environ['RANLIB'] = 'llvm-ranlib-13' + os.environ['AR'] = 'llvm-ar-13' + os.environ['AS'] = 'llvm-as-13' + elif os.path.isfile('/usr/local/bin/llvm-ranlib-12'): + os.environ['RANLIB'] = 'llvm-ranlib-12' + os.environ['AR'] = 'llvm-ar-12' + os.environ['AS'] = 'llvm-as-12' + else: + os.environ['RANLIB'] = 'llvm-ranlib' + os.environ['AR'] = 'llvm-ar' + os.environ['AS'] = 'llvm-as' + elif 'qemu' in build_modes: + os.environ['CC'] = 'clang' + os.environ['CXX'] = 'clang++' + elif 'gcc' in build_modes: + os.environ['CC'] = 'afl-gcc-fast' + os.environ['CXX'] = 'afl-g++-fast' + if build_flags.find('array-bounds') != -1: + os.environ['CFLAGS'] = '-fsanitize=address -O1' + os.environ['CXXFLAGS'] = '-fsanitize=address -O1' + else: + os.environ['CFLAGS'] = '' + os.environ['CXXFLAGS'] = '' + os.environ['CPPFLAGS'] = '' + else: + os.environ['CC'] = '/FishFuzz/afl-clang-fast' + os.environ['CXX'] = '/FishFuzz/afl-clang-fast++' + + print('AFL++ build: ') + print(build_modes) + + if 'qemu' in build_modes or 'symcc' in build_modes: + os.environ['CFLAGS'] = ' '.join(utils.NO_SANITIZER_COMPAT_CFLAGS) + cxxflags = [utils.LIBCPLUSPLUS_FLAG] + utils.NO_SANITIZER_COMPAT_CFLAGS + os.environ['CXXFLAGS'] = ' '.join(cxxflags) + + if 'tracepc' in build_modes or 'pcguard' in build_modes: + os.environ['AFL_LLVM_USE_TRACE_PC'] = '1' + elif 'classic' in build_modes: + os.environ['AFL_LLVM_INSTRUMENT'] = 'CLASSIC' + elif 'native' in build_modes: + os.environ['AFL_LLVM_INSTRUMENT'] = 'LLVMNATIVE' + + # Instrumentation coverage options: + # Do not use a fixed map location (LTO only) + if 'dynamic' in build_modes: + os.environ['AFL_LLVM_MAP_DYNAMIC'] = '1' + # Use a fixed map location (LTO only) + if 'fixed' in build_modes: + os.environ['AFL_LLVM_MAP_ADDR'] = '0x10000' + # Generate an extra dictionary. + if 'dict2file' in build_modes or 'native' in build_modes: + os.environ['AFL_LLVM_DICT2FILE'] = build_directory + '/afl++.dict' + os.environ['AFL_LLVM_DICT2FILE_NO_MAIN'] = '1' + # Enable context sentitivity for LLVM mode (non LTO only) + if 'ctx' in build_modes: + os.environ['AFL_LLVM_CTX'] = '1' + # Enable N-gram coverage for LLVM mode (non LTO only) + if 'ngram2' in build_modes: + os.environ['AFL_LLVM_NGRAM_SIZE'] = '2' + elif 'ngram3' in build_modes: + os.environ['AFL_LLVM_NGRAM_SIZE'] = '3' + elif 'ngram4' in build_modes: + os.environ['AFL_LLVM_NGRAM_SIZE'] = '4' + elif 'ngram5' in build_modes: + os.environ['AFL_LLVM_NGRAM_SIZE'] = '5' + elif 'ngram6' in build_modes: + os.environ['AFL_LLVM_NGRAM_SIZE'] = '6' + elif 'ngram7' in build_modes: + os.environ['AFL_LLVM_NGRAM_SIZE'] = '7' + elif 'ngram8' in build_modes: + os.environ['AFL_LLVM_NGRAM_SIZE'] = '8' + elif 'ngram16' in build_modes: + os.environ['AFL_LLVM_NGRAM_SIZE'] = '16' + if 'ctx1' in build_modes: + os.environ['AFL_LLVM_CTX_K'] = '1' + elif 'ctx2' in build_modes: + os.environ['AFL_LLVM_CTX_K'] = '2' + elif 'ctx3' in build_modes: + os.environ['AFL_LLVM_CTX_K'] = '3' + elif 'ctx4' in build_modes: + os.environ['AFL_LLVM_CTX_K'] = '4' + + # Only one of the following OR cmplog + # enable laf-intel compare splitting + if 'laf' in build_modes: + os.environ['AFL_LLVM_LAF_SPLIT_SWITCHES'] = '1' + os.environ['AFL_LLVM_LAF_SPLIT_COMPARES'] = '1' + os.environ['AFL_LLVM_LAF_SPLIT_FLOATS'] = '1' + if 'autodict' not in build_modes: + os.environ['AFL_LLVM_LAF_TRANSFORM_COMPARES'] = '1' + + if 'eclipser' in build_modes: + os.environ['FUZZER_LIB'] = '/libStandaloneFuzzTarget.a' + else: + os.environ['FUZZER_LIB'] = '/FishFuzz/afl_driver.o' # '/libAFLDriver.a' + + # Some benchmarks like lcms. (see: + # https://github.com/mm2/Little-CMS/commit/ab1093539b4287c233aca6a3cf53b234faceb792#diff-f0e6d05e72548974e852e8e55dffc4ccR212) + # fail to compile if the compiler outputs things to stderr in unexpected + # cases. Prevent these failures by using AFL_QUIET to stop afl-clang-fast + # from writing AFL specific messages to stderr. + os.environ['AFL_QUIET'] = '1' + os.environ['AFL_MAP_SIZE'] = '2621440' + + src = os.getenv('SRC') + work = os.getenv('WORK') + set_ff_env() + + with utils.restore_directory(src), utils.restore_directory(work): + # Restore SRC to its initial state so we can build again without any + # trouble. For some OSS-Fuzz projects, build_benchmark cannot be run + # twice in the same directory without this. + utils.build_benchmark() + + if 'cmplog' in build_modes and 'qemu' not in build_modes: + + # CmpLog requires an build with different instrumentation. + new_env = os.environ.copy() + new_env['AFL_LLVM_CMPLOG'] = '1' + + # For CmpLog build, set the OUT and FUZZ_TARGET environment + # variable to point to the new CmpLog build directory. + cmplog_build_directory = get_cmplog_build_directory(build_directory) + os.mkdir(cmplog_build_directory) + new_env['OUT'] = cmplog_build_directory + fuzz_target = os.getenv('FUZZ_TARGET') + if fuzz_target: + new_env['FUZZ_TARGET'] = os.path.join(cmplog_build_directory, + os.path.basename(fuzz_target)) + + print('Re-building benchmark for CmpLog fuzzing target') + utils.build_benchmark(env=new_env) + + if 'symcc' in build_modes: + + symcc_build_directory = get_uninstrumented_build_directory( + build_directory) + os.mkdir(symcc_build_directory) + + # symcc requires an build with different instrumentation. + new_env = os.environ.copy() + new_env['CC'] = '/symcc/build/symcc' + new_env['CXX'] = '/symcc/build/sym++' + new_env['SYMCC_OUTPUT_DIR'] = '/tmp' + new_env['CXXFLAGS'] = new_env['CXXFLAGS'].replace('-stlib=libc++', '') + new_env['FUZZER_LIB'] = '/libfuzzer-harness.o' + new_env['OUT'] = symcc_build_directory + new_env['SYMCC_LIBCXX_PATH'] = '/libcxx_native_build' + new_env['SYMCC_NO_SYMBOLIC_INPUT'] = '1' + new_env['SYMCC_SILENT'] = '1' + + # For symcc build, set the OUT and FUZZ_TARGET environment + # variable to point to the new symcc build directory. + new_env['OUT'] = symcc_build_directory + fuzz_target = os.getenv('FUZZ_TARGET') + if fuzz_target: + new_env['FUZZ_TARGET'] = os.path.join(symcc_build_directory, + os.path.basename(fuzz_target)) + + print('Re-building benchmark for symcc fuzzing target') + utils.build_benchmark(env=new_env) + + shutil.copy('/FishFuzz/afl-fuzz', build_directory) + if os.path.exists('/FishFuzz/afl-qemu-trace'): + shutil.copy('/FishFuzz/afl-qemu-trace', build_directory) + if os.path.exists('/aflpp_qemu_driver_hook.so'): + shutil.copy('/aflpp_qemu_driver_hook.so', build_directory) + if os.path.exists('/get_frida_entry.sh'): + shutil.copy('/FishFuzz/afl-frida-trace.so', build_directory) + shutil.copy('/get_frida_entry.sh', build_directory) + + tmp_dir_dst = os.environ['OUT'] + '/TEMP' + print('[post_build] generating distance files') + # python3 /Fish++/distance/match_function.py -i $FF_TMP_DIR + # python3 /Fish++/distance/merge_callgraph.py -i $FF_TMP_DIR + # python3 /Fish++/distance/calculate_distance.py -i $FF_TMP_DIR + os.system('python3 /FishFuzz/distance/match_function.py -i %s' % (tmp_dir_dst)) + os.system('python3 /FishFuzz/distance/merge_callgraph.py -i %s' % (tmp_dir_dst)) + os.system('python3 /FishFuzz/distance/calculate_distance.py -i %s' % (tmp_dir_dst)) + + +# pylint: disable=too-many-arguments +def fuzz(input_corpus, + output_corpus, + target_binary, + flags=tuple(), + skip=False, + no_cmplog=False): # pylint: disable=too-many-arguments + """Run fuzzer.""" + # Calculate CmpLog binary path from the instrumented target binary. + target_binary_directory = os.path.dirname(target_binary) + cmplog_target_binary_directory = ( + get_cmplog_build_directory(target_binary_directory)) + target_binary_name = os.path.basename(target_binary) + cmplog_target_binary = os.path.join(cmplog_target_binary_directory, + target_binary_name) + + afl_fuzzer.prepare_fuzz_environment(input_corpus) + # decomment this to enable libdislocator. + # os.environ['AFL_ALIGNED_ALLOC'] = '1' # align malloc to max_align_t + # os.environ['AFL_PRELOAD'] = '/FishFuzz/libdislocator.so' + + flags = list(flags) + + if os.path.exists('./afl++.dict'): + flags += ['-x', './afl++.dict'] + + # Move the following to skip for upcoming _double tests: + if os.path.exists(cmplog_target_binary) and no_cmplog is False: + flags += ['-c', cmplog_target_binary] + + #os.environ['AFL_IGNORE_TIMEOUTS'] = '1' + os.environ['AFL_IGNORE_UNKNOWN_ENVS'] = '1' + os.environ['AFL_FAST_CAL'] = '1' + os.environ['AFL_NO_WARN_INSTABILITY'] = '1' + + if not skip: + os.environ['AFL_DISABLE_TRIM'] = '1' + os.environ['AFL_CMPLOG_ONLY_NEW'] = '1' + if 'ADDITIONAL_ARGS' in os.environ: + flags += os.environ['ADDITIONAL_ARGS'].split(' ') + + os.environ['TMP_DIR'] = os.environ['OUT'] + '/TEMP' + + afl_fuzzer.run_afl_fuzz(input_corpus, + output_corpus, + target_binary, + additional_flags=flags) diff --git a/fuzzers/aflplusplus_fishfuzz/runner.Dockerfile b/fuzzers/aflplusplus_fishfuzz/runner.Dockerfile new file mode 100644 index 000000000..cf202eb1b --- /dev/null +++ b/fuzzers/aflplusplus_fishfuzz/runner.Dockerfile @@ -0,0 +1,42 @@ +# Copyright 2020 Google LLC +# +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. + +FROM gcr.io/fuzzbench/base-image + +ENV DEBIAN_FRONTEND=noninteractive +ENV TZ=Etc/UTC + +RUN apt update && apt install -y git gcc g++ make cmake wget \ + libgmp-dev libmpfr-dev texinfo bison python3 + +# for runtime library, we just need libc++-12-dev libc++abi-12-dev +RUN wget -O - https://apt.llvm.org/llvm-snapshot.gpg.key|apt-key add - && \ + printf "deb http://apt.llvm.org/focal/ llvm-toolchain-focal main\n" \ + "deb-src http://apt.llvm.org/focal/ llvm-toolchain-focal main\n" \ + "deb http://apt.llvm.org/focal/ llvm-toolchain-focal-12 main\n" \ + "deb-src http://apt.llvm.org/focal/ llvm-toolchain-focal-12 main\n" \ + >> /etc/apt/sources.list && \ + apt update && \ + apt install libc++-12-dev libc++abi-12-dev -y + +# for FF runtime +RUN apt-get install -y libboost-all-dev libjsoncpp-dev libgraphviz-dev \ + pkg-config libglib2.0-dev # libunwind-17 + +ENV LD_LIBRARY_PATH="$LD_LIBRARY_PATH:/out" +ENV PATH="$PATH:/out" +ENV AFL_SKIP_CPUFREQ=1 +ENV AFL_I_DONT_CARE_ABOUT_MISSING_CRASHES=1 +ENV AFL_TESTCACHE_SIZE=2 +