1#!/bin/bash -eu 2# Copyright 2021 Google LLC 3# 4# Licensed under the Apache License, Version 2.0 (the "License"); 5# you may not use this file except in compliance with the License. 6# You may obtain a copy of the License at 7# 8# http://www.apache.org/licenses/LICENSE-2.0 9# 10# Unless required by applicable law or agreed to in writing, software 11# distributed under the License is distributed on an "AS IS" BASIS, 12# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13# See the License for the specific language governing permissions and 14# limitations under the License. 15# 16################################################################################ 17 18 19function copy_lib 20 { 21 local fuzzer_path=$1 22 local lib=$2 23 cp $(ldd ${fuzzer_path} | grep "${lib}" | awk '{ print $3 }') ${OUT}/lib/ || true 24 } 25 26mkdir -p $OUT/lib 27 28# build dependency 29( 30cd $SRC/libyang 31mkdir build; cd build 32cmake -DBUILD_SHARED_LIBS=OFF -DENABLE_LYD_PRIV=ON -DCMAKE_INSTALL_PREFIX:PATH=/usr \ 33 -D CMAKE_BUILD_TYPE:String="Release" .. 34make -j$(nproc) 35make install 36) 37 38# build project 39export ASAN_OPTIONS=detect_leaks=0 40./bootstrap.sh 41./configure --enable-libfuzzer --enable-static --enable-static-bin --sbindir=$SRC/bin 42make -j$(nproc) 43make install 44cp ./lib/.libs/libfrr.so.0 $OUT/lib/ 45cp $SRC/bin/bgpd $OUT/ 46cp $SRC/bin/ospfd $OUT/ 47cp $SRC/bin/pimd $OUT/ 48cp $SRC/bin/zebra $OUT/ 49 50# build corpus 51cd $SRC/corpi 52find . -type d -maxdepth 1 | while read i; do zip -j $OUT/"$i"_seed_corpus.zip "$i"/*; done 53 54find $OUT -maxdepth 1 -type f -executable | while read i; do 55 grep "LLVMFuzzerTestOneInput" ${i} > /dev/null 2>&1 || continue 56 patchelf --set-rpath '$ORIGIN/lib' ${i} 57 copy_lib ${i} libpcre2 58 copy_lib ${i} libyang 59 copy_lib ${i} libelf 60 copy_lib ${i} libjson-c 61done 62 63patchelf --remove-needed libpcre2-8.so.0 $OUT/lib/libyang.so.2 64