зеркало из https://github.com/mozilla/gecko-dev.git
537 строки
18 KiB
Python
537 строки
18 KiB
Python
#
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# This Source Code Form is subject to the terms of the Mozilla Public
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# License, v. 2.0. If a copy of the MPL was not distributed with this
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# file, You can obtain one at http://mozilla.org/MPL/2.0/.
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from __future__ import with_statement
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import glob, logging, os, platform, shutil, subprocess, sys, tempfile, urllib2, zipfile
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import base64
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import re
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from urlparse import urlparse
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try:
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import mozinfo
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except ImportError:
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# Stub out fake mozinfo since this is not importable on Android 4.0 Opt.
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# This should be fixed; see
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# https://bugzilla.mozilla.org/show_bug.cgi?id=650881
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mozinfo = type('mozinfo', (), dict(info={}))()
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mozinfo.isWin = mozinfo.isLinux = mozinfo.isUnix = mozinfo.isMac = False
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# TODO! FILE: localautomation :/
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# mapping from would-be mozinfo attr <-> sys.platform
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mapping = {'isMac': ['mac', 'darwin'],
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'isLinux': ['linux', 'linux2'],
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'isWin': ['win32', 'win64'],
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}
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mapping = dict(sum([[(value, key) for value in values] for key, values in mapping.items()], []))
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attr = mapping.get(sys.platform)
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if attr:
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setattr(mozinfo, attr, True)
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if mozinfo.isLinux:
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mozinfo.isUnix = True
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__all__ = [
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"ZipFileReader",
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"addCommonOptions",
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"dumpLeakLog",
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"isURL",
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"processLeakLog",
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"getDebuggerInfo",
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"DEBUGGER_INFO",
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"replaceBackSlashes",
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"wrapCommand",
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'KeyValueParseError',
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'parseKeyValue',
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'systemMemory',
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'environment',
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'dumpScreen',
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]
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# Map of debugging programs to information about them, like default arguments
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# and whether or not they are interactive.
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DEBUGGER_INFO = {
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# gdb requires that you supply the '--args' flag in order to pass arguments
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# after the executable name to the executable.
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"gdb": {
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"interactive": True,
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"args": "-q --args"
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},
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"cgdb": {
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"interactive": True,
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"args": "-q --args"
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},
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"cgdb": {
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"interactive": True,
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"args": "-q --args"
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},
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"lldb": {
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"interactive": True,
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"args": "--"
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},
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# valgrind doesn't explain much about leaks unless you set the
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# '--leak-check=full' flag.
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"valgrind": {
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"interactive": False,
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"args": "--leak-check=full"
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}
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}
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class ZipFileReader(object):
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"""
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Class to read zip files in Python 2.5 and later. Limited to only what we
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actually use.
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"""
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def __init__(self, filename):
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self._zipfile = zipfile.ZipFile(filename, "r")
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def __del__(self):
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self._zipfile.close()
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def _getnormalizedpath(self, path):
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"""
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Gets a normalized path from 'path' (or the current working directory if
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'path' is None). Also asserts that the path exists.
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"""
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if path is None:
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path = os.curdir
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path = os.path.normpath(os.path.expanduser(path))
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assert os.path.isdir(path)
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return path
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def _extractname(self, name, path):
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"""
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Extracts a file with the given name from the zip file to the given path.
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Also creates any directories needed along the way.
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"""
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filename = os.path.normpath(os.path.join(path, name))
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if name.endswith("/"):
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os.makedirs(filename)
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else:
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path = os.path.split(filename)[0]
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if not os.path.isdir(path):
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os.makedirs(path)
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with open(filename, "wb") as dest:
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dest.write(self._zipfile.read(name))
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def namelist(self):
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return self._zipfile.namelist()
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def read(self, name):
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return self._zipfile.read(name)
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def extract(self, name, path = None):
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if hasattr(self._zipfile, "extract"):
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return self._zipfile.extract(name, path)
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# This will throw if name is not part of the zip file.
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self._zipfile.getinfo(name)
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self._extractname(name, self._getnormalizedpath(path))
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def extractall(self, path = None):
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if hasattr(self._zipfile, "extractall"):
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return self._zipfile.extractall(path)
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path = self._getnormalizedpath(path)
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for name in self._zipfile.namelist():
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self._extractname(name, path)
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log = logging.getLogger()
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def isURL(thing):
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"""Return True if |thing| looks like a URL."""
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# We want to download URLs like http://... but not Windows paths like c:\...
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return len(urlparse(thing).scheme) >= 2
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def addCommonOptions(parser, defaults={}):
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parser.add_option("--xre-path",
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action = "store", type = "string", dest = "xrePath",
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# individual scripts will set a sane default
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default = None,
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help = "absolute path to directory containing XRE (probably xulrunner)")
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if 'SYMBOLS_PATH' not in defaults:
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defaults['SYMBOLS_PATH'] = None
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parser.add_option("--symbols-path",
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action = "store", type = "string", dest = "symbolsPath",
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default = defaults['SYMBOLS_PATH'],
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help = "absolute path to directory containing breakpad symbols, or the URL of a zip file containing symbols")
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parser.add_option("--debugger",
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action = "store", dest = "debugger",
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help = "use the given debugger to launch the application")
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parser.add_option("--debugger-args",
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action = "store", dest = "debuggerArgs",
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help = "pass the given args to the debugger _before_ "
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"the application on the command line")
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parser.add_option("--debugger-interactive",
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action = "store_true", dest = "debuggerInteractive",
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help = "prevents the test harness from redirecting "
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"stdout and stderr for interactive debuggers")
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def getFullPath(directory, path):
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"Get an absolute path relative to 'directory'."
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return os.path.normpath(os.path.join(directory, os.path.expanduser(path)))
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def searchPath(directory, path):
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"Go one step beyond getFullPath and try the various folders in PATH"
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# Try looking in the current working directory first.
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newpath = getFullPath(directory, path)
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if os.path.isfile(newpath):
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return newpath
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# At this point we have to fail if a directory was given (to prevent cases
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# like './gdb' from matching '/usr/bin/./gdb').
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if not os.path.dirname(path):
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for dir in os.environ['PATH'].split(os.pathsep):
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newpath = os.path.join(dir, path)
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if os.path.isfile(newpath):
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return newpath
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return None
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def getDebuggerInfo(directory, debugger, debuggerArgs, debuggerInteractive = False):
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debuggerInfo = None
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if debugger:
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debuggerPath = searchPath(directory, debugger)
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if not debuggerPath:
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print "Error: Path %s doesn't exist." % debugger
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sys.exit(1)
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debuggerName = os.path.basename(debuggerPath).lower()
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def getDebuggerInfo(type, default):
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if debuggerName in DEBUGGER_INFO and type in DEBUGGER_INFO[debuggerName]:
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return DEBUGGER_INFO[debuggerName][type]
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return default
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debuggerInfo = {
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"path": debuggerPath,
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"interactive" : getDebuggerInfo("interactive", False),
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"args": getDebuggerInfo("args", "").split()
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}
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if debuggerArgs:
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debuggerInfo["args"] = debuggerArgs.split()
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if debuggerInteractive:
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debuggerInfo["interactive"] = debuggerInteractive
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return debuggerInfo
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def dumpLeakLog(leakLogFile, filter = False):
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"""Process the leak log, without parsing it.
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Use this function if you want the raw log only.
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Use it preferably with the |XPCOM_MEM_LEAK_LOG| environment variable.
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"""
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# Don't warn (nor "info") if the log file is not there.
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if not os.path.exists(leakLogFile):
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return
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with open(leakLogFile, "r") as leaks:
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leakReport = leaks.read()
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# Only |XPCOM_MEM_LEAK_LOG| reports can be actually filtered out.
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# Only check whether an actual leak was reported.
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if filter and not "0 TOTAL " in leakReport:
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return
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# Simply copy the log.
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log.info(leakReport.rstrip("\n"))
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def processSingleLeakFile(leakLogFileName, processType, leakThreshold):
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"""Process a single leak log.
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"""
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# Per-Inst Leaked Total Rem ...
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# 0 TOTAL 17 192 419115886 2 ...
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# 833 nsTimerImpl 60 120 24726 2 ...
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lineRe = re.compile(r"^\s*\d+\s+(?P<name>\S+)\s+"
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r"(?P<size>-?\d+)\s+(?P<bytesLeaked>-?\d+)\s+"
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r"-?\d+\s+(?P<numLeaked>-?\d+)")
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processString = ""
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if processType:
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# eg 'plugin'
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processString = " %s process:" % processType
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crashedOnPurpose = False
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totalBytesLeaked = None
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leakAnalysis = []
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leakedObjectNames = []
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with open(leakLogFileName, "r") as leaks:
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for line in leaks:
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if line.find("purposefully crash") > -1:
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crashedOnPurpose = True
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matches = lineRe.match(line)
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if not matches:
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# eg: the leak table header row
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log.info(line.rstrip())
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continue
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name = matches.group("name")
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size = int(matches.group("size"))
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bytesLeaked = int(matches.group("bytesLeaked"))
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numLeaked = int(matches.group("numLeaked"))
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# Output the raw line from the leak log table if it is the TOTAL row,
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# or is for an object row that has been leaked.
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if numLeaked != 0 or name == "TOTAL":
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log.info(line.rstrip())
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# Analyse the leak log, but output later or it will interrupt the leak table
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if name == "TOTAL":
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totalBytesLeaked = bytesLeaked
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if size < 0 or bytesLeaked < 0 or numLeaked < 0:
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leakAnalysis.append("TEST-UNEXPECTED-FAIL | leakcheck |%s negative leaks caught!"
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% processString)
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continue
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if name != "TOTAL" and numLeaked != 0:
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leakedObjectNames.append(name)
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leakAnalysis.append("TEST-INFO | leakcheck |%s leaked %d %s (%s bytes)"
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% (processString, numLeaked, name, bytesLeaked))
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log.info('\n'.join(leakAnalysis))
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if totalBytesLeaked is None:
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# We didn't see a line with name 'TOTAL'
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if crashedOnPurpose:
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log.info("TEST-INFO | leakcheck |%s deliberate crash and thus no leak log"
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% processString)
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else:
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# TODO: This should be a TEST-UNEXPECTED-FAIL, but was changed to a warning
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# due to too many intermittent failures (see bug 831223).
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log.info("WARNING | leakcheck |%s missing output line for total leaks!"
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% processString)
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return
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if totalBytesLeaked == 0:
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log.info("TEST-PASS | leakcheck |%s no leaks detected!" % processString)
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return
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# totalBytesLeaked was seen and is non-zero.
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if totalBytesLeaked > leakThreshold:
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# Fail the run if we're over the threshold (which defaults to 0)
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prefix = "TEST-UNEXPECTED-FAIL"
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else:
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prefix = "WARNING"
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# Create a comma delimited string of the first N leaked objects found,
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# to aid with bug summary matching in TBPL. Note: The order of the objects
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# had no significance (they're sorted alphabetically).
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maxSummaryObjects = 5
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leakedObjectSummary = ', '.join(leakedObjectNames[:maxSummaryObjects])
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if len(leakedObjectNames) > maxSummaryObjects:
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leakedObjectSummary += ', ...'
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log.info("%s | leakcheck |%s %d bytes leaked (%s)"
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% (prefix, processString, totalBytesLeaked, leakedObjectSummary))
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def processLeakLog(leakLogFile, leakThreshold = 0):
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"""Process the leak log, including separate leak logs created
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by child processes.
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Use this function if you want an additional PASS/FAIL summary.
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It must be used with the |XPCOM_MEM_BLOAT_LOG| environment variable.
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"""
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if not os.path.exists(leakLogFile):
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log.info("WARNING | leakcheck | refcount logging is off, so leaks can't be detected!")
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return
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if leakThreshold != 0:
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log.info("TEST-INFO | leakcheck | threshold set at %d bytes" % leakThreshold)
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(leakLogFileDir, leakFileBase) = os.path.split(leakLogFile)
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fileNameRegExp = re.compile(r".*?_([a-z]*)_pid\d*$")
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if leakFileBase[-4:] == ".log":
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leakFileBase = leakFileBase[:-4]
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fileNameRegExp = re.compile(r".*?_([a-z]*)_pid\d*.log$")
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for fileName in os.listdir(leakLogFileDir):
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if fileName.find(leakFileBase) != -1:
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thisFile = os.path.join(leakLogFileDir, fileName)
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processType = None
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m = fileNameRegExp.search(fileName)
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if m:
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processType = m.group(1)
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processSingleLeakFile(thisFile, processType, leakThreshold)
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def replaceBackSlashes(input):
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return input.replace('\\', '/')
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def wrapCommand(cmd):
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"""
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If running on OS X 10.5 or older, wrap |cmd| so that it will
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be executed as an i386 binary, in case it's a 32-bit/64-bit universal
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binary.
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"""
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if platform.system() == "Darwin" and \
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hasattr(platform, 'mac_ver') and \
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platform.mac_ver()[0][:4] < '10.6':
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return ["arch", "-arch", "i386"] + cmd
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# otherwise just execute the command normally
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return cmd
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class KeyValueParseError(Exception):
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"""error when parsing strings of serialized key-values"""
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def __init__(self, msg, errors=()):
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self.errors = errors
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Exception.__init__(self, msg)
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def parseKeyValue(strings, separator='=', context='key, value: '):
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"""
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parse string-serialized key-value pairs in the form of
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`key = value`. Returns a list of 2-tuples.
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Note that whitespace is not stripped.
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"""
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# syntax check
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missing = [string for string in strings if separator not in string]
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if missing:
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raise KeyValueParseError("Error: syntax error in %s" % (context,
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','.join(missing)),
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errors=missing)
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return [string.split(separator, 1) for string in strings]
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def systemMemory():
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"""
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Returns total system memory in kilobytes.
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Works only on unix-like platforms where `free` is in the path.
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"""
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return int(os.popen("free").readlines()[1].split()[1])
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def environment(xrePath, env=None, crashreporter=True):
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"""populate OS environment variables for mochitest"""
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env = os.environ.copy() if env is None else env
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assert os.path.isabs(xrePath)
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ldLibraryPath = xrePath
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envVar = None
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if mozinfo.isUnix:
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envVar = "LD_LIBRARY_PATH"
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env['MOZILLA_FIVE_HOME'] = xrePath
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elif mozinfo.isMac:
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envVar = "DYLD_LIBRARY_PATH"
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elif mozinfo.isWin:
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envVar = "PATH"
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if envVar:
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envValue = ((env.get(envVar), str(ldLibraryPath))
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if mozinfo.isWin
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else (ldLibraryPath, env.get(envVar)))
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env[envVar] = os.path.pathsep.join([path for path in envValue if path])
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# crashreporter
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env['GNOME_DISABLE_CRASH_DIALOG'] = '1'
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env['XRE_NO_WINDOWS_CRASH_DIALOG'] = '1'
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env['NS_TRACE_MALLOC_DISABLE_STACKS'] = '1'
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if crashreporter:
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env['MOZ_CRASHREPORTER_NO_REPORT'] = '1'
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env['MOZ_CRASHREPORTER'] = '1'
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else:
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env['MOZ_CRASHREPORTER_DISABLE'] = '1'
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# Additional temporary logging while we try to debug some intermittent
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# WebRTC conditions. This is necessary to troubleshoot bugs 841496,
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# 841150, and 839677 (at least)
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# Also (temporary) bug 870002 (mediastreamgraph)
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env.setdefault('NSPR_LOG_MODULES', 'signaling:5,mtransport:3')
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env['R_LOG_LEVEL'] = '5'
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env['R_LOG_DESTINATION'] = 'stderr'
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env['R_LOG_VERBOSE'] = '1'
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# ASan specific environment stuff
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asan = bool(mozinfo.info.get("asan"))
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if asan and (mozinfo.isLinux or mozinfo.isMac):
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try:
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# Symbolizer support
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llvmsym = os.path.join(xrePath, "llvm-symbolizer")
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if os.path.isfile(llvmsym):
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env["ASAN_SYMBOLIZER_PATH"] = llvmsym
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log.info("ASan using symbolizer at %s", llvmsym)
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totalMemory = systemMemory()
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# Only 2 GB RAM or less available? Use custom ASan options to reduce
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# the amount of resources required to do the tests. Standard options
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# will otherwise lead to OOM conditions on the current test slaves.
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#
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# If we have more than 2 GB or RAM but still less than 4 GB, we need
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# another set of options to prevent OOM in some memory-intensive
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# tests.
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message = "INFO | runtests.py | ASan running in %s configuration"
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if totalMemory <= 1024 * 1024 * 2:
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message = message % 'low-memory'
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env["ASAN_OPTIONS"] = "quarantine_size=50331648:redzone=64"
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elif totalMemory <= 1024 * 1024 * 4:
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message = message % 'mid-memory'
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env["ASAN_OPTIONS"] = "quarantine_size=80530636:redzone=64"
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else:
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message = message % 'default memory'
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except OSError,err:
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log.info("Failed determine available memory, disabling ASan low-memory configuration: %s", err.strerror)
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except:
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log.info("Failed determine available memory, disabling ASan low-memory configuration")
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else:
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log.info(message)
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return env
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def dumpScreen(utilityPath):
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"""dumps the screen to the log file as a data URI"""
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# Need to figure out what tool and whether it write to a file or stdout
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if mozinfo.isUnix:
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utility = [os.path.join(utilityPath, "screentopng")]
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imgoutput = 'stdout'
|
|
elif mozinfo.isMac:
|
|
utility = ['/usr/sbin/screencapture', '-C', '-x', '-t', 'png']
|
|
imgoutput = 'file'
|
|
elif mozinfo.isWin:
|
|
utility = [os.path.join(utilityPath, "screenshot.exe")]
|
|
imgoutput = 'file'
|
|
else:
|
|
log.warn("Unable to dump screen on platform '%s'", sys.platform)
|
|
|
|
# Run the capture correctly for the type of capture
|
|
kwargs = {'stdout': subprocess.PIPE}
|
|
if imgoutput == 'file':
|
|
tmpfd, imgfilename = tempfile.mkstemp(prefix='mozilla-test-fail_')
|
|
os.close(tmpfd)
|
|
utility.append(imgfilename)
|
|
elif imgoutput == 'stdout':
|
|
kwargs.update(dict(bufsize=-1, close_fds=True))
|
|
try:
|
|
dumper = subprocess.Popen(utility, **kwargs)
|
|
except OSError, err:
|
|
log.info("Failed to start %s for screenshot: %s",
|
|
utility[0], err.strerror)
|
|
return
|
|
|
|
# Check whether the capture utility ran successfully
|
|
stdout, _ = dumper.communicate()
|
|
returncode = dumper.poll()
|
|
if returncode:
|
|
log.info("%s exited with code %d", utility, returncode)
|
|
return
|
|
|
|
try:
|
|
if imgoutput == 'stdout':
|
|
image = stdout
|
|
elif imgoutput == 'file':
|
|
with open(imgfilename, 'rb') as imgfile:
|
|
image = imgfile.read()
|
|
except IOError, err:
|
|
log.info("Failed to read image from %s", imgoutput)
|
|
|
|
encoded = base64.b64encode(image)
|
|
uri = "data:image/png;base64,%s" % encoded
|
|
log.info("SCREENSHOT: %s", uri)
|
|
return uri
|