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62 lines
1.9 KiB
Bash
Executable File
62 lines
1.9 KiB
Bash
Executable File
#!/usr/bin/env bash
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# SPDX-License-Identifier: LGPL-2.1-or-later
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set -ex
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export LC_CTYPE=C.UTF-8
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export CC=${CC:-clang}
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export CXX=${CXX:-clang++}
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clang_version="$($CC --version | sed -nr 's/.*version ([^ ]+?) .*/\1/p' | sed -r 's/-$//')"
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SANITIZER=${SANITIZER:-address -fsanitize-address-use-after-scope}
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flags="-O1 -fno-omit-frame-pointer -gline-tables-only -DFUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION -fsanitize=$SANITIZER"
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clang_lib="/usr/lib64/clang/${clang_version}/lib/linux"
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[ -d "$clang_lib" ] || clang_lib="/usr/lib/clang/${clang_version}/lib/linux"
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export CFLAGS=${CFLAGS:-$flags}
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export CXXFLAGS=${CXXFLAGS:-$flags}
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export LDFLAGS=${LDFLAGS:--L${clang_lib}}
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export WORK=${WORK:-$(pwd)}
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export OUT=${OUT:-$(pwd)/out}
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mkdir -p $OUT
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build=$WORK/build
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rm -rf $build
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mkdir -p $build
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if [ -z "$FUZZING_ENGINE" ]; then
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fuzzflag="llvm-fuzz=true"
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else
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fuzzflag="oss-fuzz=true"
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if [[ "$SANITIZER" == undefined ]]; then
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UBSAN_FLAGS="-fsanitize=pointer-overflow -fno-sanitize-recover=pointer-overflow"
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CFLAGS="$CFLAGS $UBSAN_FLAGS"
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CXXFLAGS="$CXXFLAGS $UBSAN_FLAGS"
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fi
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fi
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meson $build -D$fuzzflag -Db_lundef=false
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ninja -v -C $build fuzzers
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# The seed corpus is a separate flat archive for each fuzzer,
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# with a fixed name ${fuzzer}_seed_corpus.zip.
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for d in "$(dirname "$0")/../test/fuzz/fuzz-"*; do
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zip -jqr $OUT/$(basename "$d")_seed_corpus.zip "$d"
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done
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# get fuzz-dns-packet corpus
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df=$build/dns-fuzzing
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git clone --depth 1 https://github.com/CZ-NIC/dns-fuzzing $df
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zip -jqr $OUT/fuzz-dns-packet_seed_corpus.zip $df/packet
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install -Dt $OUT/src/shared/ $build/src/shared/libsystemd-shared-*.so
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wget -O $OUT/fuzz-json.dict https://raw.githubusercontent.com/rc0r/afl-fuzz/master/dictionaries/json.dict
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find $build -maxdepth 1 -type f -executable -name "fuzz-*" -exec mv {} $OUT \;
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find src -type f -name "fuzz-*.dict" -exec cp {} $OUT \;
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cp src/fuzz/*.options $OUT
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