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87 lines
2.5 KiB
87 lines
2.5 KiB
4 months ago
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#!/bin/bash -eu
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# Copyright 2016 Google Inc.
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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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# Create a directory for instrumented dependencies.
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TOR_DEPS=${SRC}/deps
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mkdir -p $TOR_DEPS
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# Build libevent with proper instrumentation.
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cd ${SRC}/libevent
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sh autogen.sh
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./configure --prefix=${TOR_DEPS} --disable-openssl
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make -j$(nproc) clean
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make -j$(nproc) all
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make install
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# Build OpenSSL with proper instrumentation.
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cd ${SRC}/openssl
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OPENSSL_CONFIGURE_FLAGS=""
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if [[ $CFLAGS = *sanitize=memory* ]]
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then
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OPENSSL_CONFIGURE_FLAGS="no-asm"
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fi
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./config no-shared --prefix=${TOR_DEPS} \
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enable-tls1_3 enable-rc5 enable-md2 enable-ec_nistp_64_gcc_128 enable-ssl3 \
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enable-ssl3-method enable-nextprotoneg enable-weak-ssl-ciphers $CFLAGS \
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-fno-sanitize=alignment $OPENSSL_CONFIGURE_FLAGS
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make -j$(nproc) LDCMD="$CXX $CXXFLAGS"
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make install
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# Build zlib with proper instrumentation,
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cd ${SRC}/zlib
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./configure --prefix=${TOR_DEPS}
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make -j$(nproc) clean
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make -j$(nproc) all
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make install
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# Build tor and the fuzz targets.
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cd ${SRC}/tor
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sh autogen.sh
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# We need to run configure with leak-checking disabled, or many of the
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# test functions will fail.
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export ASAN_OPTIONS=detect_leaks=0
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./configure --disable-asciidoc --enable-oss-fuzz --disable-memory-sentinels \
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--with-libevent-dir=${SRC}/deps \
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--with-openssl-dir=${SRC}/deps \
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--with-zlib-dir=${SRC}/deps \
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--disable-gcc-hardening
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make clean
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make -j$(nproc) oss-fuzz-fuzzers
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TORLIBS="`make show-testing-libs`"
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TORLIBS="$TORLIBS -lm -Wl,-Bstatic -lssl -lcrypto -levent -lz -L${TOR_DEPS}/lib"
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TORLIBS="$TORLIBS -Wl,-Bdynamic"
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for fuzzer in src/test/fuzz/*.a; do
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output="${fuzzer%.a}"
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output="${output##*lib}"
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${CXX} ${CXXFLAGS} -std=c++11 $LIB_FUZZING_ENGINE ${fuzzer} ${TORLIBS} -o ${OUT}/${output}
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corpus_dir="${SRC}/tor-fuzz-corpora/${output#oss-fuzz-}"
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if [ -d "${corpus_dir}" ]; then
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set +x
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zip -q -j ${OUT}/${output}_seed_corpus.zip ${corpus_dir}/*
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set -x
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fi
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done
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