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author | Petteri Aimonen <jpa@git.mail.kapsi.fi> | 2020-11-13 15:21:41 +0300 |
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committer | Petteri Aimonen <jpa@git.mail.kapsi.fi> | 2020-11-13 15:21:41 +0300 |
commit | 289350adb677651cade9290b1ce4af58fa1a4b07 (patch) | |
tree | c93a74bc9c9209f2d689d1126dbca35329b598fe | |
parent | 7db1210f9796250cc46c01fe27b27b4a7dafc275 (diff) |
Add OSSFuzz build script to main repo.
-rw-r--r-- | tests/fuzztest/ossfuzz.sh | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/tests/fuzztest/ossfuzz.sh b/tests/fuzztest/ossfuzz.sh new file mode 100644 index 0000000..f662e06 --- /dev/null +++ b/tests/fuzztest/ossfuzz.sh @@ -0,0 +1,45 @@ +#!/bin/bash -eu + +# Go to tests folder +cd "$( dirname "${BASH_SOURCE[0]}" )/.." + +# Build seed corpus. +# Generating it here ensures it will contain all of the fields in the AllTypes +# test case. The generators are built without fuzzing instrumentation. +rm -rf build +scons build/alltypes/encode_alltypes build/fuzztest/generate_message +mkdir fuzztest_seed_corpus +build/alltypes/encode_alltypes 0 > fuzztest_seed_corpus/alltypes0 +build/alltypes/encode_alltypes 1 > fuzztest_seed_corpus/alltypes1 +build/alltypes/encode_alltypes 2 > fuzztest_seed_corpus/alltypes2 +build/fuzztest/generate_message $(date +%s) > fuzztest_seed_corpus/rndmsg 2>/dev/null +for f in fuzztest_seed_corpus/*; do + mv $f fuzztest_seed_corpus/$(sha1sum $f | cut -f 1 -d ' ') +done +zip -r "$OUT/corpus.zip" fuzztest_seed_corpus + +# Build the fuzz testing stubs with instrumentation +rm -rf build + +FUZZERS="build/fuzztest/fuzztest_proto2_static + build/fuzztest/fuzztest_proto2_pointer + build/fuzztest/fuzztest_proto3_static + build/fuzztest/fuzztest_proto3_pointer + build/fuzztest/fuzztest_io_errors" + +scons CC="$CC" CXX="$CXX" LINK="$CXX" \ + CCFLAGS="-Wall -Wextra -g -DLLVMFUZZER $CFLAGS" \ + CXXFLAGS="-Wall -Wextra -g -DLLVMFUZZER $CXXFLAGS" \ + NODEFARGS="1" \ + LINKFLAGS="-std=c++11 $CXXFLAGS" \ + LINKLIBS="$LIB_FUZZING_ENGINE" $FUZZERS + +cp $FUZZERS "$OUT" + +# The fuzzer test cases are closely related, so use the same seed corpus +# for all of them. +for fuzzer in $FUZZERS + do cp "$OUT/corpus.zip" "$OUT/$(basename $fuzzer)_seed_corpus.zip" +done +rm "$OUT/corpus.zip" + |