mirror of https://github.com/google/oss-fuzz.git
81 lines
2.5 KiB
Bash
Executable File
81 lines
2.5 KiB
Bash
Executable File
#!/bin/bash -eu
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# Copyright 2019 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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# PHP's zend_function union is incompatible with the object-size sanitizer
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export CFLAGS="$CFLAGS -fno-sanitize=object-size"
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export CXXFLAGS="$CXXFLAGS -fno-sanitize=object-size"
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# Disable JIT profitability checks.
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export CFLAGS="$CFLAGS -DPROFITABILITY_CHECKS=0"
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# Make sure the right assembly files are picked
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BUILD_FLAG=""
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if [ "$ARCHITECTURE" = "i386" ]; then
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BUILD_FLAG="--build=i686-pc-linux-gnu"
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fi
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# build project
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./buildconf
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./configure $BUILD_FLAG \
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--disable-all \
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--enable-debug-assertions \
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--enable-option-checking=fatal \
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--enable-fuzzer \
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--enable-exif \
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--enable-opcache \
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--without-pcre-jit \
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--disable-phpdbg \
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--disable-cgi \
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--with-pic
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make -j$(nproc)
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# Generate corpuses and dictionaries.
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sapi/cli/php sapi/fuzzer/generate_all.php
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# Copy dictionaries to expected locations.
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cp sapi/fuzzer/dict/unserialize $OUT/php-fuzz-unserialize.dict
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cp sapi/fuzzer/dict/parser $OUT/php-fuzz-parser.dict
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cp sapi/fuzzer/json.dict $OUT/php-fuzz-json.dict
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FUZZERS="php-fuzz-json
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php-fuzz-exif
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php-fuzz-unserialize
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php-fuzz-unserializehash
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php-fuzz-parser
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php-fuzz-execute"
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for fuzzerName in $FUZZERS; do
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cp sapi/fuzzer/$fuzzerName $OUT/
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done
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# The JIT fuzzer is fundamentally incompatible with memory sanitizer,
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# as that would require the JIT to emit msan instrumentation itself.
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# In practice it is currently also incompatible with ubsan.
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if [ "$SANITIZER" != "memory" ] && [ "$SANITIZER" != "undefined" ]; then
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cp sapi/fuzzer/php-fuzz-function-jit $OUT/
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cp sapi/fuzzer/php-fuzz-tracing-jit $OUT/
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# Copy opcache.so extension, which does not support static linking.
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mkdir -p $OUT/modules
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cp modules/opcache.so $OUT/modules
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fi
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# copy corpora from source
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for fuzzerName in `ls sapi/fuzzer/corpus`; do
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zip -j $OUT/php-fuzz-${fuzzerName}_seed_corpus.zip sapi/fuzzer/corpus/${fuzzerName}/*
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done
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