xref: /freebsd/crypto/openssl/fuzz/helper.py (revision e0c4386e7e71d93b0edc0c8fa156263fc4a8b0b6)
1*e0c4386eSCy Schubert#!/usr/bin/python
2*e0c4386eSCy Schubert#
3*e0c4386eSCy Schubert# Copyright 2016-2018 The OpenSSL Project Authors. All Rights Reserved.
4*e0c4386eSCy Schubert#
5*e0c4386eSCy Schubert# Licensed under the Apache License 2.0 (the "License").  You may not use
6*e0c4386eSCy Schubert# this file except in compliance with the License.  You can obtain a copy
7*e0c4386eSCy Schubert# in the file LICENSE in the source distribution or at
8*e0c4386eSCy Schubert# https://www.openssl.org/source/license.html
9*e0c4386eSCy Schubert
10*e0c4386eSCy Schubert"""Fuzzing helper, creates and uses corpus/crash directories.
11*e0c4386eSCy Schubert
12*e0c4386eSCy Schubertfuzzer.py <fuzzer> <extra fuzzer arguments>
13*e0c4386eSCy Schubert"""
14*e0c4386eSCy Schubert
15*e0c4386eSCy Schubertimport os
16*e0c4386eSCy Schubertimport subprocess
17*e0c4386eSCy Schubertimport sys
18*e0c4386eSCy Schubert
19*e0c4386eSCy SchubertFUZZER = sys.argv[1]
20*e0c4386eSCy Schubert
21*e0c4386eSCy SchubertTHIS_DIR = os.path.abspath(os.path.dirname(__file__))
22*e0c4386eSCy SchubertCORPORA_DIR = os.path.abspath(os.path.join(THIS_DIR, "corpora"))
23*e0c4386eSCy Schubert
24*e0c4386eSCy SchubertFUZZER_DIR = os.path.abspath(os.path.join(CORPORA_DIR, FUZZER))
25*e0c4386eSCy Schubertif not os.path.isdir(FUZZER_DIR):
26*e0c4386eSCy Schubert    os.mkdir(FUZZER_DIR)
27*e0c4386eSCy Schubert
28*e0c4386eSCy Schubertcorpora = []
29*e0c4386eSCy Schubert
30*e0c4386eSCy Schubertdef _create(d):
31*e0c4386eSCy Schubert    dd = os.path.abspath(os.path.join(CORPORA_DIR, d))
32*e0c4386eSCy Schubert    if not os.path.isdir(dd):
33*e0c4386eSCy Schubert        os.mkdir(dd)
34*e0c4386eSCy Schubert    corpora.append(dd)
35*e0c4386eSCy Schubert
36*e0c4386eSCy Schubertdef _add(d):
37*e0c4386eSCy Schubert    dd = os.path.abspath(os.path.join(CORPORA_DIR, d))
38*e0c4386eSCy Schubert    if os.path.isdir(dd):
39*e0c4386eSCy Schubert        corpora.append(dd)
40*e0c4386eSCy Schubert
41*e0c4386eSCy Schubertdef main():
42*e0c4386eSCy Schubert    _create(FUZZER)
43*e0c4386eSCy Schubert    _create(FUZZER + "-crash")
44*e0c4386eSCy Schubert    _add(FUZZER + "-seed")
45*e0c4386eSCy Schubert
46*e0c4386eSCy Schubert    cmd = ([os.path.abspath(os.path.join(THIS_DIR, FUZZER))]  + sys.argv[2:]
47*e0c4386eSCy Schubert           + ["-artifact_prefix=" + corpora[1] + "/"] + corpora)
48*e0c4386eSCy Schubert    print(" ".join(cmd))
49*e0c4386eSCy Schubert    subprocess.call(cmd)
50*e0c4386eSCy Schubert
51*e0c4386eSCy Schubertif __name__ == "__main__":
52*e0c4386eSCy Schubert    main()
53