- #!/bin/bash
- # Copyright (c) 2016, Google Inc.
- #
- # Permission to use, copy, modify, and/or distribute this software for any
- # purpose with or without fee is hereby granted, provided that the above
- # copyright notice and this permission notice appear in all copies.
- #
- # THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- # WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- # MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
- # SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- # WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- # OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- # CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
-
- 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 \
- "$no_fuzzer_mode_build_dir/ssl/test/bssl_shim")
-
- fuzzer_mode_transcripts=$(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" \
- -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" \
- -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
-
-
- # 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"
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