def filter_binary_path(binary_path):
"""Filter binary path to provide local copy."""
# LKL fuzzer name is not full path.
if environment.is_android():
# Skip symbolization when running it on bad entries like [stack:XYZ].
if not binary_path.startswith('/') or '(deleted)' in binary_path:
return ''
# Initialize some helper variables.
build_directory = environment.get_value('BUILD_DIR')
# Try to find the library in the build directory first.
local_binary_path = utils.find_binary_path(build_directory, binary_path)
if local_binary_path:
return local_binary_path
# We should only download from the build server if we are Android.
if environment.is_android():
local_binary_path = _get_binary_from_build_or_device(binary_path)
if local_binary_path:
return local_binary_path
# Unable to find library.
logs.log_error('Unable to find library %s for symbolization.' % binary_path)
return ''
def _get_repo_prop_data(build_id, fuzz_target):
"""Downloads repo.prop and returuns the data based on build_id and target."""
symbols_directory = os.path.join(
environment.get_value('SYMBOLS_DIR'), fuzz_target)
repro_filename = symbols_downloader.get_repo_prop_archive_filename(
build_id, fuzz_target)
# Grab repo.prop, it is not on the device nor in the build_dir.
_download_kernel_repo_prop_if_needed(symbols_directory, build_id, fuzz_target)
local_repo_path = utils.find_binary_path(symbols_directory, repro_filename)
if local_repo_path and os.path.exists(local_repo_path):
return utils.read_data_from_file(local_repo_path, eval_data=False).decode()
return None
def _get_binary_from_build_or_device(binary_path):
"""Look for binary on build server or on device."""
# Initialize some helper variables.
symbols_directory = environment.get_value('SYMBOLS_DIR')
binary_filename = os.path.basename(binary_path)
# We didn't find the library locally in the build directory.
# Try finding the library in the local system library cache.
download_system_symbols_if_needed(symbols_directory)
local_binary_path = utils.find_binary_path(symbols_directory, binary_path)
if local_binary_path:
return local_binary_path
# Try pulling in the binary directly from the device into the
# system library cache directory.
local_binary_path = os.path.join(symbols_directory, binary_filename)
adb.run_command('pull %s %s' % (binary_path, local_binary_path))
if os.path.exists(local_binary_path):
return local_binary_path
return None