| #!/usr/bin/env python |
| # Copyright 2013 The Chromium Authors. All rights reserved. |
| # Use of this source code is governed by a BSD-style license that can be |
| # found in the LICENSE file. |
| |
| """Wrapper around chrome. |
| |
| Replaces all the child processes (renderer, GPU, plugins and utility) with the |
| IPC fuzzer. The fuzzer will then play back a specified testcase. |
| |
| Depends on ipc_fuzzer being available on the same directory as chrome. |
| """ |
| |
| import os |
| import platform |
| import subprocess |
| import sys |
| |
| def main(): |
| if len(sys.argv) <= 1: |
| print 'Usage: play_testcase.py [chrome_flag...] testcase' |
| return 1 |
| |
| script_path = os.path.realpath(__file__) |
| ipc_fuzzer_dir = os.path.dirname(script_path) |
| out_dir = os.path.abspath(os.path.join(ipc_fuzzer_dir, os.pardir, |
| os.pardir, 'out')); |
| build_dir = '' |
| chrome_path = '' |
| chrome_binary = 'chrome' |
| |
| for build in ['Debug', 'Release']: |
| try_build = os.path.join(out_dir, build) |
| try_chrome = os.path.join(try_build, chrome_binary) |
| if os.path.exists(try_chrome): |
| build_dir = try_build |
| chrome_path = try_chrome |
| |
| if not chrome_path: |
| print 'chrome executable not found.' |
| return 1 |
| |
| fuzzer_path = os.path.join(build_dir, 'ipc_fuzzer_replay') |
| if not os.path.exists(fuzzer_path): |
| print fuzzer_path + ' not found.' |
| print ('Please use enable_ipc_fuzzer=1 GYP define and ' |
| 'build ipc_fuzzer target.') |
| return 1 |
| |
| prefixes = { |
| '--renderer-cmd-prefix', |
| '--gpu-launcher', |
| '--plugin-launcher', |
| '--ppapi-plugin-launcher', |
| '--utility-cmd-prefix', |
| } |
| |
| args = [ |
| chrome_path, |
| '--ipc-fuzzer-testcase=' + sys.argv[-1], |
| '--no-sandbox', |
| '--disable-kill-after-bad-ipc', |
| ] |
| |
| launchers = {} |
| for prefix in prefixes: |
| launchers[prefix] = fuzzer_path |
| |
| for arg in sys.argv[1:-1]: |
| if arg.find('=') != -1: |
| switch, value = arg.split('=', 1) |
| if switch in prefixes: |
| launchers[switch] = value + ' ' + launchers[switch] |
| continue |
| args.append(arg) |
| |
| for switch, value in launchers.items(): |
| args.append(switch + '=' + value) |
| |
| print args |
| |
| return subprocess.call(args) |
| |
| |
| if __name__ == "__main__": |
| sys.exit(main()) |