gecko-dev/build/mobile/b2gautomation.py

350 lines
14 KiB
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 mozcrash
import threading
import os
import Queue
import re
import shutil
import tempfile
import time
import traceback
from automation import Automation
from mozprocess import ProcessHandlerMixin
class StdOutProc(ProcessHandlerMixin):
"""Process handler for b2g which puts all output in a Queue.
"""
def __init__(self, cmd, queue, **kwargs):
self.queue = queue
kwargs.setdefault('processOutputLine', []).append(self.handle_output)
ProcessHandlerMixin.__init__(self, cmd, **kwargs)
def handle_output(self, line):
self.queue.put_nowait(line)
class B2GRemoteAutomation(Automation):
_devicemanager = None
def __init__(self, deviceManager, appName='', remoteLog=None,
marionette=None, context_chrome=True):
self._devicemanager = deviceManager
self._appName = appName
self._remoteProfile = None
self._remoteLog = remoteLog
self.marionette = marionette
self.context_chrome = context_chrome
self._is_emulator = False
self.test_script = None
self.test_script_args = None
# Default our product to b2g
self._product = "b2g"
self.lastTestSeen = "b2gautomation.py"
# Default log finish to mochitest standard
self.logFinish = 'INFO SimpleTest FINISHED'
Automation.__init__(self)
def setEmulator(self, is_emulator):
self._is_emulator = is_emulator
def setDeviceManager(self, deviceManager):
self._devicemanager = deviceManager
def setAppName(self, appName):
self._appName = appName
def setRemoteProfile(self, remoteProfile):
self._remoteProfile = remoteProfile
def setProduct(self, product):
self._product = product
def setRemoteLog(self, logfile):
self._remoteLog = logfile
def installExtension(self, extensionSource, profileDir, extensionID=None):
# Bug 827504 - installing special-powers extension separately causes problems in B2G
if extensionID != "special-powers@mozilla.org":
Automation.installExtension(self, extensionSource, profileDir, extensionID)
# Set up what we need for the remote environment
def environment(self, env=None, xrePath=None, crashreporter=True, debugger=False):
# Because we are running remote, we don't want to mimic the local env
# so no copying of os.environ
if env is None:
env = {}
if crashreporter:
env['MOZ_CRASHREPORTER'] = '1'
env['MOZ_CRASHREPORTER_NO_REPORT'] = '1'
# We always hide the results table in B2G; it's much slower if we don't.
env['MOZ_HIDE_RESULTS_TABLE'] = '1'
return env
def waitForNet(self):
active = False
time_out = 0
while not active and time_out < 40:
data = self._devicemanager._runCmd(['shell', '/system/bin/netcfg']).stdout.readlines()
data.pop(0)
for line in data:
if (re.search(r'UP\s+(?:[0-9]{1,3}\.){3}[0-9]{1,3}', line)):
active = True
break
time_out += 1
time.sleep(1)
return active
def checkForCrashes(self, directory, symbolsPath):
crashed = False
remote_dump_dir = self._remoteProfile + '/minidumps'
print "checking for crashes in '%s'" % remote_dump_dir
if self._devicemanager.dirExists(remote_dump_dir):
local_dump_dir = tempfile.mkdtemp()
self._devicemanager.getDirectory(remote_dump_dir, local_dump_dir)
try:
crashed = mozcrash.check_for_crashes(local_dump_dir, symbolsPath, test_name=self.lastTestSeen)
except:
traceback.print_exc()
finally:
shutil.rmtree(local_dump_dir)
self._devicemanager.removeDir(remote_dump_dir)
return crashed
def buildCommandLine(self, app, debuggerInfo, profileDir, testURL, extraArgs):
# if remote profile is specified, use that instead
if (self._remoteProfile):
profileDir = self._remoteProfile
cmd, args = Automation.buildCommandLine(self, app, debuggerInfo, profileDir, testURL, extraArgs)
return app, args
def waitForFinish(self, proc, utilityPath, timeout, maxTime, startTime,
debuggerInfo, symbolsPath):
""" Wait for tests to finish (as evidenced by a signature string
in logcat), or for a given amount of time to elapse with no
output.
"""
timeout = timeout or 120
while True:
currentlog = proc.getStdoutLines(timeout)
if currentlog:
print currentlog
# Match the test filepath from the last TEST-START line found in the new
# log content. These lines are in the form:
# ... INFO TEST-START | /filepath/we/wish/to/capture.html\n
testStartFilenames = re.findall(r"TEST-START \| ([^\s]*)", currentlog)
if testStartFilenames:
self.lastTestSeen = testStartFilenames[-1]
if hasattr(self, 'logFinish') and self.logFinish in currentlog:
return 0
else:
self.log.info("TEST-UNEXPECTED-FAIL | %s | application timed "
"out after %d seconds with no output",
self.lastTestSeen, int(timeout))
return 1
def getDeviceStatus(self, serial=None):
# Get the current status of the device. If we know the device
# serial number, we look for that, otherwise we use the (presumably
# only) device shown in 'adb devices'.
serial = serial or self._devicemanager._deviceSerial
status = 'unknown'
for line in self._devicemanager._runCmd(['devices']).stdout.readlines():
result = re.match('(.*?)\t(.*)', line)
if result:
thisSerial = result.group(1)
if not serial or thisSerial == serial:
serial = thisSerial
status = result.group(2)
return (serial, status)
def restartB2G(self):
# TODO hangs in subprocess.Popen without this delay
time.sleep(5)
self._devicemanager._checkCmd(['shell', 'stop', 'b2g'])
# Wait for a bit to make sure B2G has completely shut down.
time.sleep(10)
self._devicemanager._checkCmd(['shell', 'start', 'b2g'])
if self._is_emulator:
self.marionette.emulator.wait_for_port()
def rebootDevice(self):
# find device's current status and serial number
serial, status = self.getDeviceStatus()
# reboot!
self._devicemanager._runCmd(['shell', '/system/bin/reboot'])
# The above command can return while adb still thinks the device is
# connected, so wait a little bit for it to disconnect from adb.
time.sleep(10)
# wait for device to come back to previous status
print 'waiting for device to come back online after reboot'
start = time.time()
rserial, rstatus = self.getDeviceStatus(serial)
while rstatus != 'device':
if time.time() - start > 120:
# device hasn't come back online in 2 minutes, something's wrong
raise Exception("Device %s (status: %s) not back online after reboot" % (serial, rstatus))
time.sleep(5)
rserial, rstatus = self.getDeviceStatus(serial)
print 'device:', serial, 'status:', rstatus
def Process(self, cmd, stdout=None, stderr=None, env=None, cwd=None):
# On a desktop or fennec run, the Process method invokes a gecko
# process in which to the tests. For B2G, we simply
# reboot the device (which was configured with a test profile
# already), wait for B2G to start up, and then navigate to the
# test url using Marionette. There doesn't seem to be any way
# to pass env variables into the B2G process, but this doesn't
# seem to matter.
# reboot device so it starts up with the mochitest profile
# XXX: We could potentially use 'stop b2g' + 'start b2g' to achieve
# a similar effect; will see which is more stable while attempting
# to bring up the continuous integration.
if not self._is_emulator:
self.rebootDevice()
time.sleep(5)
#wait for wlan to come up
if not self.waitForNet():
raise Exception("network did not come up, please configure the network" +
" prior to running before running the automation framework")
# stop b2g
self._devicemanager._runCmd(['shell', 'stop', 'b2g'])
time.sleep(5)
# relaunch b2g inside b2g instance
instance = self.B2GInstance(self._devicemanager, env=env)
time.sleep(5)
# Set up port forwarding again for Marionette, since any that
# existed previously got wiped out by the reboot.
if not self._is_emulator:
self._devicemanager._checkCmd(['forward',
'tcp:%s' % self.marionette.port,
'tcp:%s' % self.marionette.port])
if self._is_emulator:
self.marionette.emulator.wait_for_port()
else:
time.sleep(5)
# start a marionette session
session = self.marionette.start_session()
if 'b2g' not in session:
raise Exception("bad session value %s returned by start_session" % session)
if self._is_emulator:
# Disable offline status management (bug 777145), otherwise the network
# will be 'offline' when the mochitests start. Presumably, the network
# won't be offline on a real device, so we only do this for emulators.
self.marionette.set_context(self.marionette.CONTEXT_CHROME)
self.marionette.execute_script("""
Components.utils.import("resource://gre/modules/Services.jsm");
Services.io.manageOfflineStatus = false;
Services.io.offline = false;
""")
if self.context_chrome:
self.marionette.set_context(self.marionette.CONTEXT_CHROME)
else:
self.marionette.set_context(self.marionette.CONTEXT_CONTENT)
# run the script that starts the tests
if self.test_script:
if os.path.isfile(self.test_script):
script = open(self.test_script, 'r')
self.marionette.execute_script(script.read(), script_args=self.test_script_args)
script.close()
elif isinstance(self.test_script, basestring):
self.marionette.execute_script(self.test_script, script_args=self.test_script_args)
else:
# assumes the tests are started on startup automatically
pass
return instance
# be careful here as this inner class doesn't have access to outer class members
class B2GInstance(object):
"""Represents a B2G instance running on a device, and exposes
some process-like methods/properties that are expected by the
automation.
"""
def __init__(self, dm, env=None):
self.dm = dm
self.env = env or {}
self.stdout_proc = None
self.queue = Queue.Queue()
# Launch b2g in a separate thread, and dump all output lines
# into a queue. The lines in this queue are
# retrieved and returned by accessing the stdout property of
# this class.
cmd = [self.dm._adbPath]
if self.dm._deviceSerial:
cmd.extend(['-s', self.dm._deviceSerial])
cmd.append('shell')
for k, v in self.env.iteritems():
cmd.append("%s=%s" % (k, v))
cmd.append('/system/bin/b2g.sh')
proc = threading.Thread(target=self._save_stdout_proc, args=(cmd, self.queue))
proc.daemon = True
proc.start()
def _save_stdout_proc(self, cmd, queue):
self.stdout_proc = StdOutProc(cmd, queue)
self.stdout_proc.run()
if hasattr(self.stdout_proc, 'processOutput'):
self.stdout_proc.processOutput()
self.stdout_proc.wait()
self.stdout_proc = None
@property
def pid(self):
# a dummy value to make the automation happy
return 0
def getStdoutLines(self, timeout):
# Return any lines in the queue used by the
# b2g process handler.
lines = []
# get all of the lines that are currently available
while True:
try:
lines.append(self.queue.get_nowait())
except Queue.Empty:
break
# wait 'timeout' for any additional lines
try:
lines.append(self.queue.get(True, timeout))
except Queue.Empty:
pass
return '\n'.join(lines)
def wait(self, timeout=None):
# this should never happen
raise Exception("'wait' called on B2GInstance")
def kill(self):
# this should never happen
raise Exception("'kill' called on B2GInstance")