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-rwxr-xr-xtest/fuzz/test_runner.py33
1 files changed, 32 insertions, 1 deletions
diff --git a/test/fuzz/test_runner.py b/test/fuzz/test_runner.py
index d71a8719dc..9f2c473bd0 100755
--- a/test/fuzz/test_runner.py
+++ b/test/fuzz/test_runner.py
@@ -18,7 +18,10 @@ FUZZERS_MISSING_CORPORA = [
def main():
- parser = argparse.ArgumentParser(formatter_class=argparse.ArgumentDefaultsHelpFormatter)
+ parser = argparse.ArgumentParser(
+ formatter_class=argparse.ArgumentDefaultsHelpFormatter,
+ description='''Run the fuzz targets with all inputs from the seed_dir once.''',
+ )
parser.add_argument(
"-l",
"--loglevel",
@@ -50,6 +53,10 @@ def main():
nargs='*',
help='The target(s) to run. Default is to run all targets.',
)
+ parser.add_argument(
+ '--m_dir',
+ help='Merge inputs from this directory into the seed_dir. Needs /target subdirectory.',
+ )
args = parser.parse_args()
@@ -112,6 +119,14 @@ def main():
logging.error("subprocess timed out: Currently only libFuzzer is supported")
sys.exit(1)
+ if args.m_dir:
+ merge_inputs(
+ corpus=args.seed_dir,
+ test_list=test_list_selection,
+ build_dir=config["environment"]["BUILDDIR"],
+ merge_dir=args.m_dir,
+ )
+
run_once(
corpus=args.seed_dir,
test_list=test_list_selection,
@@ -121,6 +136,22 @@ def main():
)
+def merge_inputs(*, corpus, test_list, build_dir, merge_dir):
+ logging.info("Merge the inputs in the passed dir into the seed_dir. Passed dir {}".format(merge_dir))
+ for t in test_list:
+ args = [
+ os.path.join(build_dir, 'src', 'test', 'fuzz', t),
+ '-merge=1',
+ os.path.join(corpus, t),
+ os.path.join(merge_dir, t),
+ ]
+ os.makedirs(os.path.join(corpus, t), exist_ok=True)
+ os.makedirs(os.path.join(merge_dir, t), exist_ok=True)
+ logging.debug('Run {} with args {}'.format(t, args))
+ output = subprocess.run(args, check=True, stderr=subprocess.PIPE, universal_newlines=True).stderr
+ logging.debug('Output: {}'.format(output))
+
+
def run_once(*, corpus, test_list, build_dir, export_coverage, use_valgrind):
for t in test_list:
corpus_path = os.path.join(corpus, t)