blob: 26880300a24052ede4fe222cbfff8b5e30e976ad [file] [log] [blame]
#!/bin/bash
# Copyright 2016 The BoringSSL Authors
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# https://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
set -ex
if [[ $# -ne 2 ]]; then
echo "Usage: $0 fuzzer_mode_build_dir no_fuzzer_mode_build_dir"
exit 1
fi
fuzzer_mode_build_dir=$1
no_fuzzer_mode_build_dir=$2
# Sanity-check the build directories.
if ! grep -q '^FUZZ:' "$fuzzer_mode_build_dir/CMakeCache.txt"; then
echo "$fuzzer_mode_build_dir was not built with -DFUZZ=1"
exit 1
fi
if grep -q '^NO_FUZZER_MODE:' "$fuzzer_mode_build_dir/CMakeCache.txt"; then
echo "$fuzzer_mode_build_dir was built with -DNO_FUZZER_MODE=1"
exit 1
fi
if ! grep -q '^FUZZ:' "$no_fuzzer_mode_build_dir/CMakeCache.txt"; then
echo "$no_fuzzer_mode_build_dir was not built with -DFUZZ=1"
exit 1
fi
if ! grep -q '^NO_FUZZER_MODE:' "$no_fuzzer_mode_build_dir/CMakeCache.txt"; then
echo "$no_fuzzer_mode_build_dir was not built with -DNO_FUZZER_MODE=1"
exit 1
fi
# Sanity-check the current working directory.
assert_directory() {
if [[ ! -d $1 ]]; then
echo "$1 not found."
exit 1
fi
}
assert_directory client_corpus
assert_directory client_corpus_no_fuzzer_mode
assert_directory server_corpus
assert_directory server_corpus_no_fuzzer_mode
assert_directory dtls_client_corpus
assert_directory dtls_server_corpus
# Gather new transcripts. Ignore errors in running the tests.
fuzzer_mode_shim=$(readlink -f "$fuzzer_mode_build_dir/ssl/test/bssl_shim")
no_fuzzer_mode_shim=$(readlink -f \
"$no_fuzzer_mode_build_dir/ssl/test/bssl_shim")
fuzzer_mode_handshaker=$(readlink -f \
"$fuzzer_mode_build_dir/ssl/test/handshaker")
no_fuzzer_mode_handshaker=$(readlink -f \
"$no_fuzzer_mode_build_dir/ssl/test/handshaker")
fuzzer_mode_transcripts=$(mktemp -d '/tmp/boringssl-transcript-fuzzer-mode.XXXXXX')
no_fuzzer_mode_transcripts=$(mktemp -d '/tmp/boringssl-transcript-no-fuzzer-mode.XXXXXX')
echo Recording fuzzer-mode transcripts
(cd ../ssl/test/runner/ && go test \
-shim-path "$fuzzer_mode_shim" \
-handshaker-path "$fuzzer_mode_handshaker" \
-transcript-dir "$fuzzer_mode_transcripts" \
-fuzzer \
-deterministic) || true
echo Recording non-fuzzer-mode transcripts
(cd ../ssl/test/runner/ && go test \
-shim-path "$no_fuzzer_mode_shim" \
-handshaker-path "$no_fuzzer_mode_handshaker" \
-transcript-dir "$no_fuzzer_mode_transcripts" \
-deterministic)
# Minimize the existing corpora.
minimize_corpus() {
local fuzzer="$1"
local corpus="$2"
echo "Minimizing ${corpus}"
mv "$corpus" "${corpus}_old"
mkdir "$corpus"
"$fuzzer" -max_len=50000 -merge=1 "$corpus" "${corpus}_old"
rm -Rf "${corpus}_old"
}
minimize_corpus "$fuzzer_mode_build_dir/fuzz/client" client_corpus
minimize_corpus "$fuzzer_mode_build_dir/fuzz/server" server_corpus
minimize_corpus "$no_fuzzer_mode_build_dir/fuzz/client" client_corpus_no_fuzzer_mode
minimize_corpus "$no_fuzzer_mode_build_dir/fuzz/server" server_corpus_no_fuzzer_mode
minimize_corpus "$fuzzer_mode_build_dir/fuzz/dtls_client" dtls_client_corpus
minimize_corpus "$fuzzer_mode_build_dir/fuzz/dtls_server" dtls_server_corpus
minimize_corpus "$fuzzer_mode_build_dir/fuzz/decode_client_hello_inner" decode_client_hello_inner_corpus
# Incorporate the new transcripts.
"$fuzzer_mode_build_dir/fuzz/client" -max_len=50000 -merge=1 client_corpus "${fuzzer_mode_transcripts}/tls/client"
"$fuzzer_mode_build_dir/fuzz/server" -max_len=50000 -merge=1 server_corpus "${fuzzer_mode_transcripts}/tls/server"
"$no_fuzzer_mode_build_dir/fuzz/client" -max_len=50000 -merge=1 client_corpus_no_fuzzer_mode "${no_fuzzer_mode_transcripts}/tls/client"
"$no_fuzzer_mode_build_dir/fuzz/server" -max_len=50000 -merge=1 server_corpus_no_fuzzer_mode "${no_fuzzer_mode_transcripts}/tls/server"
"$fuzzer_mode_build_dir/fuzz/dtls_client" -max_len=50000 -merge=1 dtls_client_corpus "${fuzzer_mode_transcripts}/dtls/client"
"$fuzzer_mode_build_dir/fuzz/dtls_server" -max_len=50000 -merge=1 dtls_server_corpus "${fuzzer_mode_transcripts}/dtls/server"
"$fuzzer_mode_build_dir/fuzz/decode_client_hello_inner" -max_len=50000 -merge=1 decode_client_hello_inner_corpus "${fuzzer_mode_transcripts}/decode_client_hello_inner"