#!/usr/bin/python # # This Source Code Form is subject to the terms of the Mozilla Public # License, v. 2.0. If a copy of the MPL was not distributed with this # file, You can obtain one at http://mozilla.org/MPL/2.0/. import json import os import sys import glob import subprocess import mozcrash from mozbuild.base import MozbuildObject from mozfile import TemporaryDirectory from mozhttpd import MozHttpd from mozprofile import FirefoxProfile, Preferences from mozprofile.permissions import ServerLocations from mozrunner import FirefoxRunner, CLI from six import string_types PORT = 8888 PATH_MAPPINGS = { '/webkit/PerformanceTests': 'third_party/webkit/PerformanceTests', # It is tempting to map to `testing/talos/talos/tests` instead, to avoid # writing `tests/` in every path, but we can't do that because some files # refer to scripts located in `../..`. '/talos': 'testing/talos/talos', } def get_crashreports(directory, name=None): rc = 0 upload_path = os.environ.get('UPLOAD_PATH') if upload_path: # For automation, log the minidumps with stackwalk and get them moved to # the artifacts directory. fetches_dir = os.environ.get('MOZ_FETCHES_DIR') if not fetches_dir: raise Exception("Unable to process minidump in automation because " "$MOZ_FETCHES_DIR is not set in the environment") stackwalk_binary = os.path.join(fetches_dir, 'minidump_stackwalk', 'minidump_stackwalk') if sys.platform == 'win32': stackwalk_binary += '.exe' minidump_path = os.path.join(directory, "minidumps") rc = mozcrash.check_for_crashes( minidump_path, symbols_path=fetches_dir, stackwalk_binary=stackwalk_binary, dump_save_path=upload_path, test_name=name, ) return rc if __name__ == '__main__': cli = CLI() debug_args, interactive = cli.debugger_arguments() runner_args = cli.runner_args() build = MozbuildObject.from_environment() binary = runner_args.get('binary') if not binary: binary = build.get_binary_path(where="staged-package") binary = os.path.normpath(os.path.abspath(binary)) path_mappings = { k: os.path.join(build.topsrcdir, v) for k, v in PATH_MAPPINGS.items() } httpd = MozHttpd(port=PORT, docroot=os.path.join(build.topsrcdir, "build", "pgo"), path_mappings=path_mappings) httpd.start(block=False) locations = ServerLocations() locations.add_host(host='127.0.0.1', port=PORT, options='primary,privileged') with TemporaryDirectory() as profilePath: # TODO: refactor this into mozprofile profile_data_dir = os.path.join(build.topsrcdir, 'testing', 'profiles') with open(os.path.join(profile_data_dir, 'profiles.json'), 'r') as fh: base_profiles = json.load(fh)['profileserver'] prefpaths = [os.path.join(profile_data_dir, profile, 'user.js') for profile in base_profiles] prefs = {} for path in prefpaths: prefs.update(Preferences.read_prefs(path)) interpolation = {"server": "%s:%d" % httpd.httpd.server_address} for k, v in prefs.items(): if isinstance(v, string_types): v = v.format(**interpolation) prefs[k] = Preferences.cast(v) # Enforce e10s. This isn't in one of the user.js files because those # are shared with android, which doesn't want this on. We can't # interpolate because the formatting code only works for strings, # and this is a bool pref. prefs["browser.tabs.remote.autostart"] = True profile = FirefoxProfile(profile=profilePath, preferences=prefs, addons=[os.path.join( build.topsrcdir, 'tools', 'quitter', 'quitter@mozilla.org.xpi')], locations=locations) env = os.environ.copy() env["MOZ_CRASHREPORTER_NO_REPORT"] = "1" env["XPCOM_DEBUG_BREAK"] = "warn" # We disable sandboxing to make writing profiling data actually work # Bug 1553850 considers fixing this. env["MOZ_DISABLE_CONTENT_SANDBOX"] = "1" # Ensure different pids write to different files env["LLVM_PROFILE_FILE"] = "default_%p_random_%m.profraw" # Write to an output file if we're running in automation process_args = {} if 'UPLOAD_PATH' in env: process_args['logfile'] = os.path.join(env['UPLOAD_PATH'], 'profile-run-1.log') # Run Firefox a first time to initialize its profile runner = FirefoxRunner(profile=profile, binary=binary, cmdargs=['data:text/html,'], env=env, process_args=process_args) runner.start() ret = runner.wait() if ret: print("Firefox exited with code %d during profile initialization" % ret) logfile = process_args.get('logfile') if logfile: print("Firefox output (%s):" % logfile) with open(logfile) as f: print(f.read()) httpd.stop() get_crashreports(profilePath, name='Profile initialization') sys.exit(ret) jarlog = os.getenv("JARLOG_FILE") if jarlog: env["MOZ_JAR_LOG_FILE"] = os.path.abspath(jarlog) print("jarlog: %s" % env["MOZ_JAR_LOG_FILE"]) if 'UPLOAD_PATH' in env: process_args['logfile'] = os.path.join(env['UPLOAD_PATH'], 'profile-run-2.log') cmdargs = ["http://localhost:%d/index.html" % PORT] runner = FirefoxRunner(profile=profile, binary=binary, cmdargs=cmdargs, env=env, process_args=process_args) runner.start(debug_args=debug_args, interactive=interactive) ret = runner.wait() httpd.stop() if ret: print("Firefox exited with code %d during profiling" % ret) logfile = process_args.get('logfile') if logfile: print("Firefox output (%s):" % logfile) with open(logfile) as f: print(f.read()) get_crashreports(profilePath, name='Profiling run') sys.exit(ret) # Try to move the crash reports to the artifacts even if Firefox appears # to exit successfully, in case there's a crash that doesn't set the # return code to non-zero for some reason. if get_crashreports(profilePath, name='Firefox exited successfully?') != 0: print("Firefox exited successfully, but produced a crashreport") sys.exit(1) llvm_profdata = env.get('LLVM_PROFDATA') if llvm_profdata: profraw_files = glob.glob('*.profraw') if not profraw_files: print('Could not find profraw files in the current directory: %s' % os.getcwd()) sys.exit(1) merge_cmd = [ llvm_profdata, 'merge', '-o', 'merged.profdata', ] + profraw_files rc = subprocess.call(merge_cmd) if rc != 0: print('INFRA-ERROR: Failed to merge profile data. Corrupt profile?') # exit with TBPL_RETRY sys.exit(4)