oss-fuzz/projects/ngolo-fuzzing-x/build.sh

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#!/bin/bash -eu
# Copyright 2021 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.
#
################################################################################
# compile latest go from git
(
cd $SRC/goroot/src
./make.bash
)
rm -Rf /root/.go/
export PATH=$PATH:$SRC/goroot/bin/
compile_package () {
pkg=$1
pkg_flat=`echo $pkg | sed 's/\//_/g' | sed 's/\./x/'`
args=`cat $SRC/ngolo-fuzzing/x/args.txt | grep "^$pkg_flat " | cut -d" " -f2-`
$SRC/ngolo-fuzzing/ngolo-fuzzing $args $pkg fuzz_ng_$pkg_flat
# applies special python patcher if any
ls $SRC/ngolo-fuzzing/x/$pkg_flat.py && (
python3 $SRC/ngolo-fuzzing/x/$pkg_flat.py fuzz_ng_$pkg_flat/fuzz_ng.go > fuzz_ng_$pkg_flat/fuzz_ngp.go
mv fuzz_ng_$pkg_flat/fuzz_ngp.go fuzz_ng_$pkg_flat/fuzz_ng.go
)
(
cd fuzz_ng_$pkg_flat
$SRC/LPM/external.protobuf/bin/protoc --go_out=./ ngolofuzz.proto
mkdir cpp
$SRC/LPM/external.protobuf/bin/protoc --cpp_out=./cpp ngolofuzz.proto
$CXX -DNDEBUG -stdlib=libc++ -c -I . -I $SRC/LPM/external.protobuf/include cpp/ngolofuzz.pb.cc
$CXX $CXXFLAGS -c -Icpp -I $SRC/libprotobuf-mutator/ -I $SRC/LPM/external.protobuf/include $SRC/ngolo-fuzzing/lpm/ngolofuzz.cc
)
if [ "$SANITIZER" = "coverage" ]
then
(
if [[ `echo $pkg | grep runtime | wc -l` == '1' ]]; then
continue
fi
cd fuzz_ng_$pkg_flat
GO_COV_ADD_PKG="$pkg" compile_go_fuzzer . FuzzNG_unsure fuzz_ngo_$pkg_flat
)
else
(
cd fuzz_ng_$pkg_flat
compile_go_fuzzer . FuzzNG_unsure fuzz_ngo_$pkg_flat
rm fuzz_ngo_$pkg_flat.a
)
$SRC/ngolo-fuzzing/go114-fuzz-build/go114-fuzz-build -func FuzzNG_valid -o fuzz_ng_$pkg_flat.a ./fuzz_ng_$pkg_flat
$CXX $CXXFLAGS $LIB_FUZZING_ENGINE fuzz_ng_$pkg_flat/ngolofuzz.pb.o fuzz_ng_$pkg_flat//ngolofuzz.o fuzz_ng_$pkg_flat.a $SRC/LPM/src/libfuzzer/libprotobuf-mutator-libfuzzer.a $SRC/LPM/src/libprotobuf-mutator.a $SRC/LPM/external.protobuf/lib/libprotobuf.a -o $OUT/fuzz_ng_$pkg_flat
rm fuzz_ng_$pkg_flat.a
fi
}
# in $SRC/ngolo-fuzzing
go build
(
cd go114-fuzz-build
go build
)
# compile x packages
cd $SRC/x
ls | while read repo; do
cd $repo
find . -type d | while read pkg; do
if [[ `ls $pkg/*.go | wc -l` == '0' ]]; then
continue
fi
if [[ `echo $pkg | grep internal | wc -l` == '1' ]]; then
continue
fi
if [[ `echo $pkg | grep vendor | wc -l` == '1' ]]; then
continue
fi
if [[ `echo $pkg | grep testdata | wc -l` == '1' ]]; then
continue
fi
if compile_package $pkg; then
echo $pkg >> $SRC/ok.txt
else
echo "Failed for $pkg"
echo $pkg >> $SRC/ko.txt
fi
done
cd -
done
echo "Failed packages:"
cat $SRC/ko.txt
echo "Succesful packages:"
cat $SRC/ok.txt