gecko/build/automationutils.py

197 lines
7.3 KiB
Python

#
# ***** BEGIN LICENSE BLOCK *****
# Version: MPL 1.1/GPL 2.0/LGPL 2.1
#
# The contents of this file are subject to the Mozilla Public License Version
# 1.1 (the "License"); you may not use this file except in compliance with
# the License. You may obtain a copy of the License at
# http://www.mozilla.org/MPL/
#
# Software distributed under the License is distributed on an "AS IS" basis,
# WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
# for the specific language governing rights and limitations under the
# License.
#
# The Original Code is mozilla.org code.
#
# The Initial Developer of the Original Code is The Mozilla Foundation
# Portions created by the Initial Developer are Copyright (C) 2009
# the Initial Developer. All Rights Reserved.
#
# Contributor(s):
# Serge Gautherie <sgautherie.bz@free.fr>
# Ted Mielczarek <ted.mielczarek@gmail.com>
#
# Alternatively, the contents of this file may be used under the terms of
# either the GNU General Public License Version 2 or later (the "GPL"), or
# the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
# in which case the provisions of the GPL or the LGPL are applicable instead
# of those above. If you wish to allow use of your version of this file only
# under the terms of either the GPL or the LGPL, and not to allow others to
# use your version of this file under the terms of the MPL, indicate your
# decision by deleting the provisions above and replace them with the notice
# and other provisions required by the GPL or the LGPL. If you do not delete
# the provisions above, a recipient may use your version of this file under
# the terms of any one of the MPL, the GPL or the LGPL.
#
# ***** END LICENSE BLOCK ***** */
import glob, logging, os, subprocess, sys
import re
__all__ = [
"addCommonOptions",
"checkForCrashes",
"dumpLeakLog",
"processLeakLog",
]
log = logging.getLogger()
def addCommonOptions(parser, defaults={}):
parser.add_option("--xre-path",
action = "store", type = "string", dest = "xrePath",
# individual scripts will set a sane default
default = None,
help = "absolute path to directory containing XRE (probably xulrunner)")
if 'SYMBOLS_PATH' not in defaults:
defaults['SYMBOLS_PATH'] = None
parser.add_option("--symbols-path",
action = "store", type = "string", dest = "symbolsPath",
default = defaults['SYMBOLS_PATH'],
help = "absolute path to directory containing breakpad symbols")
def checkForCrashes(dumpDir, symbolsPath, testName=None):
stackwalkPath = os.environ.get('MINIDUMP_STACKWALK', None)
# try to get the caller's filename if no test name is given
if testName is None:
try:
testName = os.path.basename(sys._getframe(1).f_code.co_filename)
except:
testName = "unknown"
foundCrash = False
dumps = glob.glob(os.path.join(dumpDir, '*.dmp'))
for d in dumps:
log.info("TEST-UNEXPECTED-FAIL | %s | application crashed (minidump found)", testName)
if symbolsPath and stackwalkPath:
nullfd = open(os.devnull, 'w')
# eat minidump_stackwalk errors
subprocess.call([stackwalkPath, d, symbolsPath], stderr=nullfd)
nullfd.close()
else:
if not symbolsPath:
print "No symbols path given, can't process dump."
if not stackwalkPath:
print "MINIDUMP_STACKWALK not set, can't process dump."
os.remove(d)
extra = os.path.splitext(d)[0] + ".extra"
if os.path.exists(extra):
os.remove(extra)
foundCrash = True
return foundCrash
def dumpLeakLog(leakLogFile, filter = False):
"""Process the leak log, without parsing it.
Use this function if you want the raw log only.
Use it preferably with the |XPCOM_MEM_LEAK_LOG| environment variable.
"""
# Don't warn (nor "info") if the log file is not there.
if not os.path.exists(leakLogFile):
return
leaks = open(leakLogFile, "r")
leakReport = leaks.read()
leaks.close()
# Only |XPCOM_MEM_LEAK_LOG| reports can be actually filtered out.
# Only check whether an actual leak was reported.
if filter and not "0 TOTAL " in leakReport:
return
# Simply copy the log.
log.info(leakReport.rstrip("\n"))
def processLeakLog(leakLogFile, leakThreshold = 0):
"""Process the leak log, parsing it.
Use this function if you want an additional PASS/FAIL summary.
It must be used with the |XPCOM_MEM_BLOAT_LOG| environment variable.
"""
if not os.path.exists(leakLogFile):
log.info("WARNING | automationutils.processLeakLog() | refcount logging is off, so leaks can't be detected!")
return
# Per-Inst Leaked Total Rem ...
# 0 TOTAL 17 192 419115886 2 ...
# 833 nsTimerImpl 60 120 24726 2 ...
lineRe = re.compile(r"^\s*\d+\s+(?P<name>\S+)\s+"
r"(?P<size>-?\d+)\s+(?P<bytesLeaked>-?\d+)\s+"
r"-?\d+\s+(?P<numLeaked>-?\d+)")
leaks = open(leakLogFile, "r")
for line in leaks:
matches = lineRe.match(line)
if (matches and
int(matches.group("numLeaked")) == 0 and
matches.group("name") != "TOTAL"):
continue
log.info(line.rstrip())
leaks.close()
leaks = open(leakLogFile, "r")
seenTotal = False
prefix = "TEST-PASS"
for line in leaks:
matches = lineRe.match(line)
if not matches:
continue
name = matches.group("name")
size = int(matches.group("size"))
bytesLeaked = int(matches.group("bytesLeaked"))
numLeaked = int(matches.group("numLeaked"))
if size < 0 or bytesLeaked < 0 or numLeaked < 0:
log.info("TEST-UNEXPECTED-FAIL | automationutils.processLeakLog() | negative leaks caught!")
if name == "TOTAL":
seenTotal = True
elif name == "TOTAL":
seenTotal = True
# Check for leaks.
if bytesLeaked < 0 or bytesLeaked > leakThreshold:
prefix = "TEST-UNEXPECTED-FAIL"
leakLog = "TEST-UNEXPECTED-FAIL | automationutils.processLeakLog() | leaked" \
" %d bytes during test execution" % bytesLeaked
elif bytesLeaked > 0:
leakLog = "TEST-PASS | automationutils.processLeakLog() | WARNING leaked" \
" %d bytes during test execution" % bytesLeaked
else:
leakLog = "TEST-PASS | automationutils.processLeakLog() | no leaks detected!"
# Remind the threshold if it is not 0, which is the default/goal.
if leakThreshold != 0:
leakLog += " (threshold set at %d bytes)" % leakThreshold
# Log the information.
log.info(leakLog)
else:
if numLeaked != 0:
if numLeaked > 1:
instance = "instances"
rest = " each (%s bytes total)" % matches.group("bytesLeaked")
else:
instance = "instance"
rest = ""
log.info("%(prefix)s | automationutils.processLeakLog() | leaked %(numLeaked)d %(instance)s of %(name)s "
"with size %(size)s bytes%(rest)s" %
{ "prefix": prefix,
"numLeaked": numLeaked,
"instance": instance,
"name": name,
"size": matches.group("size"),
"rest": rest })
if not seenTotal:
log.info("TEST-UNEXPECTED-FAIL | automationutils.processLeakLog() | missing output line for total leaks!")
leaks.close()