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Add mbstring fuzzer for PHP (#2233)

This commit is contained in:
Stanislav Malyshev 2019-03-13 07:31:48 -07:00 committed by Abhishek Arya
parent c879a0cf3e
commit a51f446e14
3 changed files with 20 additions and 6 deletions
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5
projects/php/Dockerfile
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@ -17,10 +17,11 @@
FROM gcr.io/oss-fuzz-base/base-builder
MAINTAINER stas@php.net
RUN apt-get update && apt-get install -y make autoconf automake libtool bison re2c make ca-certificates curl \
xz-utils dpkg-dev file libc-dev pkg-config libcurl4-openssl-dev libedit-dev libsqlite3-dev libssl-dev zlib1g-dev
xz-utils dpkg-dev file libc-dev pkg-config libcurl4-openssl-dev libedit-dev libsqlite3-dev libssl-dev \
zlib1g-dev libonig-dev chrpath
RUN git clone --depth 1 --branch master https://github.com/php/php-src.git php-src
RUN git clone --depth 1 https://github.com/smalyshev/php-fuzzing-sapi.git php-src/sapi/fuzzer
WORKDIR php-src
COPY build.sh $SRC/
COPY build.sh *.options $SRC/
# This ideally will be gone eventually, right now used for more flexibility in tweaking Makefile options
# COPY Makefile.frag $SRC/php-src/sapi/fuzzer

19
projects/php/build.sh
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@ -15,15 +15,26 @@
#
################################################################################
mkdir -p $OUT/lib/
cp sapi/fuzzer/json.dict $OUT/php-fuzz-json.dict
cp /usr/lib/x86_64-linux-gnu/libonig.so.2 $OUT/lib/
# build project
./buildconf
./configure --enable-fuzzer --enable-option-checking=fatal --disable-libxml --disable-dom \
--disable-simplexml --disable-xml --disable-xmlreader --disable-xmlwriter --without-pear \
--enable-exif --disable-phpdbg --disable-cgi
--enable-exif --disable-phpdbg --disable-cgi --enable-mbstring
make
cp sapi/fuzzer/json.dict $OUT/php-fuzz-json.dict
cp sapi/fuzzer/php-fuzz-json $OUT/
cp sapi/fuzzer/php-fuzz-exif $OUT/
FUZZERS="php-fuzz-json php-fuzz-exif php-fuzz-mbstring"
for fuzzerName in $FUZZERS; do
cp sapi/fuzzer/$fuzzerName $OUT/
# for loading missing libs like libonig
chrpath -r '$ORIGIN/lib' $OUT/$fuzzerName
# copy runtime options
cp $SRC/runtime.options $OUT/${fuzzerName}.options
done
# copy corpora from source
for fuzzerName in `ls sapi/fuzzer/corpus`; do
zip -j $OUT/php-fuzz-${fuzzerName}_seed_corpus.zip sapi/fuzzer/corpus/${fuzzerName}/*
done

2
projects/php/runtime.options Normal file
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@ -0,0 +1,2 @@
[libfuzzer]
detect_leaks=0