92 lines
3.1 KiB
Bash
Executable File
92 lines
3.1 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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# Ignore memory leaks from python scripts invoked in the build
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export ASAN_OPTIONS="detect_leaks=0"
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export MSAN_OPTIONS="halt_on_error=0:exitcode=0:report_umrs=0"
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# Remove -pthread from CFLAGS, this trips up ./configure
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# which thinks pthreads are available without any CLI flags
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CFLAGS=${CFLAGS//"-pthread"/}
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FLAGS=()
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case $SANITIZER in
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address)
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FLAGS+=("--with-address-sanitizer")
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;;
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memory)
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FLAGS+=("--with-memory-sanitizer")
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# installing ensurepip takes a while with MSAN instrumentation, so
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# we disable it here
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FLAGS+=("--without-ensurepip")
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# -msan-keep-going is needed to allow MSAN's halt_on_error to function
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FLAGS+=("CFLAGS=-mllvm -msan-keep-going=1")
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;;
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undefined)
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FLAGS+=("--with-undefined-behavior-sanitizer")
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;;
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esac
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export CPYTHON_INSTALL_PATH=$SRC/cpython-install
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rm -rf $CPYTHON_INSTALL_PATH
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mkdir $CPYTHON_INSTALL_PATH
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cd $SRC/cpython
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cp $SRC/python-library-fuzzers/python_coverage.h Python/
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# Patch the interpreter to record code coverage
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sed -i '1 s/^.*$/#include "python_coverage.h"/g' Python/ceval.c
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sed -i 's/case TARGET\(.*\): {/\0\nfuzzer_record_code_coverage(f->f_code, f->f_lasti);/g' Python/ceval.c
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./configure "${FLAGS[@]:-}" --prefix=$CPYTHON_INSTALL_PATH
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make -j$(nproc)
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make install
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cp -R $CPYTHON_INSTALL_PATH $OUT/
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cd $SRC/python-library-fuzzers
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make
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cp $SRC/python-library-fuzzers/fuzzer-html $OUT/
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cp $SRC/python-library-fuzzers/html.py $OUT/
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zip -j $OUT/fuzzer-html_seed_corpus.zip corp-html/*
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cp $SRC/python-library-fuzzers/fuzzer-email $OUT/
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cp $SRC/python-library-fuzzers/email.py $OUT/
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zip -j $OUT/fuzzer-email_seed_corpus.zip corp-email/*
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cp $SRC/python-library-fuzzers/fuzzer-httpclient $OUT/
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cp $SRC/python-library-fuzzers/httpclient.py $OUT/
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zip -j $OUT/fuzzer-httpclient_seed_corpus.zip corp-httpclient/*
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cp $SRC/python-library-fuzzers/fuzzer-json $OUT/
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cp $SRC/python-library-fuzzers/json.py $OUT/
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zip -j $OUT/fuzzer-json_seed_corpus.zip corp-json/*
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cp $SRC/python-library-fuzzers/fuzzer-difflib $OUT/
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cp $SRC/python-library-fuzzers/difflib.py $OUT/
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zip -j $OUT/fuzzer-difflib_seed_corpus.zip corp-difflib/*
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cp $SRC/python-library-fuzzers/fuzzer-csv $OUT/
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cp $SRC/python-library-fuzzers/csv.py $OUT/
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zip -j $OUT/fuzzer-csv_seed_corpus.zip corp-csv/*
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cp $SRC/python-library-fuzzers/fuzzer-decode $OUT/
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cp $SRC/python-library-fuzzers/decode.py $OUT/
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zip -j $OUT/fuzzer-decode_seed_corpus.zip corp-decode/*
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cp $SRC/python-library-fuzzers/fuzzer-decode.dict $OUT/
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