mirror of https://github.com/google/oss-fuzz.git
80 lines
3.0 KiB
Bash
80 lines
3.0 KiB
Bash
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#!/bin/bash -eu
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# Copyright 2023 Google LLC
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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################################################################################
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synchronize_coverage_directories() {
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# For coverage, we need to remap source files to correspond to the Bazel build
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# paths. We also need to resolve all symlinks that Bazel creates.
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if [ "$SANITIZER" = "coverage" ]
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then
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declare -r RSYNC_CMD="rsync -aLkR"
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declare -r REMAP_PATH=${OUT}/proc/self/cwd/
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mkdir -p ${REMAP_PATH}
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# Synchronize the folder bazel-BAZEL_OUT_PROJECT.
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declare -r RSYNC_FILTER_ARGS=("--include" "*.h" "--include" "*.cc" "--include" \
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"*.hpp" "--include" "*.cpp" "--include" "*.c" "--include" "*/" "--include" "*.inc" \
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"--exclude" "*")
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# Sync existing code.
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${RSYNC_CMD} "${RSYNC_FILTER_ARGS[@]}" quiche/ ${REMAP_PATH}
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# Sync generated proto files.
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if [ -d "./bazel-out/k8-fastbuild/bin/" ]
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then
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${RSYNC_CMD} "${RSYNC_FILTER_ARGS[@]}" ./bazel-out/k8-fastbuild/bin/quiche/ ${REMAP_PATH}
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fi
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if [ -d "./bazel-out/k8-fastbuild/bin/external/" ]
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then
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${RSYNC_CMD} "${RSYNC_FILTER_ARGS[@]}" ./bazel-out/k8-fastbuild/bin/external/ ${REMAP_PATH}
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fi
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# Sync external dependencies. We don't need to include `bazel-tensorflow`.
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# Also, remove `external/org_tensorflow` which is a copy of the entire source
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# code that Bazel creates. Not removing this would cause `rsync` to expand a
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# symlink that ends up pointing to itself!
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pushd bazel-quiche
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[[ -e external/org_quiche ]] && unlink external/org_quiche
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${RSYNC_CMD} external/ ${REMAP_PATH}
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popd
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fi
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}
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# Force a static link by removing all dymaic libicu's
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find / -name "libicu*.so" -exec rm {} \;
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find / -name "libicu*.so.66" -exec rm {} \;
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find / -name "libicu*.so.66.1" -exec rm {} \;
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git apply $SRC/quiche-patch.diff
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export CXXFLAGS="${CXXFLAGS} -DNDEBUG=1"
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export CFLAGS="${CFLAGS} -DNDEBUG=1"
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bazel run @com_google_fuzztest//bazel:setup_configs >> /etc/bazel.bazelrc
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bazel build --config=oss-fuzz --subcommands --spawn_strategy=sandboxed //quiche:http_frame_fuzzer
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cp bazel-bin/quiche/http_frame_fuzzer $OUT/
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TARGET_FUZZER="http_frame_fuzzer@Http2FrameDecoderFuzzTest.fuzz_frame_decoder"
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echo "#!/bin/sh
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# LLVMFuzzerTestOneInput for fuzzer detection.
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this_dir=\$(dirname \"\$0\")
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chmod +x \$this_dir/http_frame_fuzzer
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\$this_dir/http_frame_fuzzer --fuzz=Http2FrameDecoderFuzzTest.fuzz_frame_decode -- -- \$@" > $OUT/${TARGET_FUZZER}
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chmod +x $OUT/${TARGET_FUZZER}
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patchelf --set-rpath '$ORIGIN/' $OUT/http_frame_fuzzer
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synchronize_coverage_directories
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