anodelman%mozilla.com 360df85825 bug 474478 (set up talos on winmo) Migrate python code to classes (5) p=jmaher, r=anodelman
git-svn-id: svn://10.0.0.236/trunk@259388 18797224-902f-48f8-a5cc-f745e15eee43
2010-01-14 16:06:46 +00:00

177 lines
7.1 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 standalone Firefox Windows performance test.
#
# The Initial Developer of the Original Code is Google Inc.
# Portions created by the Initial Developer are Copyright (C) 2006
# the Initial Developer. All Rights Reserved.
#
# Contributor(s):
# Annie Sullivan <annie.sullivan@gmail.com> (original author)
# Alice Nodelman <anodelman@mozilla.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 *****
"""A set of functions to set up a browser with the correct
preferences and extensions in the given directory.
"""
__author__ = 'annie.sullivan@gmail.com (Annie Sullivan)'
import platform
import os
import os.path
import re
import shutil
import tempfile
import time
import glob
import utils
from utils import talosError
import subprocess
class FFSetup(object):
ffprocess = None
def __init__(self, procmgr):
self.ffprocess = procmgr
def PrefString(self, name, value, newline):
"""Helper function to create a pref string for profile prefs.js
in the form 'user_pref("name", value);<newline>'
Args:
name: String containing name of pref
value: String containing value of pref
newline: Line ending to use, i.e. '\n' or '\r\n'
Returns:
String containing 'user_pref("name", value);<newline>'
"""
out_value = str(value)
if type(value) == bool:
# Write bools as "true"/"false", not "True"/"False".
out_value = out_value.lower()
if type(value) == str:
# Write strings with quotes around them.
out_value = '"%s"' % value
return 'user_pref("%s", %s);%s' % (name, out_value, newline)
def CreateTempProfileDir(self, source_profile, prefs, extensions):
"""Creates a temporary profile directory from the source profile directory
and adds the given prefs and links to extensions.
Args:
source_profile: String containing the absolute path of the source profile
directory to copy from.
prefs: Preferences to set in the prefs.js file of the new profile. Format:
{"PrefName1" : "PrefValue1", "PrefName2" : "PrefValue2"}
extensions: Guids and paths of extensions to link to. Format:
{"{GUID1}" : "c:\\Path\\to\\ext1", "{GUID2}", "c:\\Path\\to\\ext2"}
Returns:
String containing the absolute path of the profile directory.
"""
# Create a temporary directory for the profile, and copy the
# source profile to it.
temp_dir = tempfile.mkdtemp()
profile_dir = os.path.join(temp_dir, 'profile')
shutil.copytree(source_profile, profile_dir)
self.ffprocess.MakeDirectoryContentsWritable(profile_dir)
# Copy the user-set prefs to user.js
user_js_filename = os.path.join(profile_dir, 'user.js')
user_js_file = open(user_js_filename, 'w')
for pref in prefs:
user_js_file.write(self.PrefString(pref, prefs[pref], '\n'))
user_js_file.close()
# Add links to all the extensions.
extension_dir = os.path.join(profile_dir, "extensions")
if not os.path.exists(extension_dir):
os.makedirs(extension_dir)
for extension in extensions:
link_file = open(os.path.join(extension_dir, extension), 'w')
link_file.write(extensions[extension])
link_file.close()
return temp_dir, profile_dir
def InstallInBrowser(self, browser_path, dir_path):
"""
Take the given directory and copies it to appropriate location in the given
browser install
"""
# add the provided directory to the given browser install
fromfiles = glob.glob(os.path.join(dir_path, '*'))
todir = os.path.join(os.path.dirname(browser_path), os.path.basename(os.path.normpath(dir_path)))
for fromfile in fromfiles:
if not os.path.isfile(os.path.join(todir, os.path.basename(fromfile))):
shutil.copy(fromfile, todir)
utils.debug("installed " + fromfile)
else:
utils.debug("WARNING: file already installed (" + fromfile + ")")
def InitializeNewProfile(self, browser_path, process, browser_wait, extra_args, profile_dir, init_url, log):
"""Runs browser with the new profile directory, to negate any performance
hit that could occur as a result of starting up with a new profile.
Also kills the "extra" browser that gets spawned the first time browser
is run with a new profile.
Args:
browser_path: String containing the path to the browser exe
profile_dir: The full path to the profile directory to load
"""
PROFILE_REGEX = re.compile('__metrics(.*)__metrics', re.DOTALL|re.MULTILINE)
command_line = self.ffprocess.GenerateBrowserCommandLine(browser_path, extra_args, profile_dir, init_url)
process = subprocess.Popen('python bcontroller.py --command "%s" --name %s --timeout %d --log %s' % (command_line, process, browser_wait, log), universal_newlines=True, shell=True, bufsize=0, env=os.environ)
res = 0
total_time = 0
while total_time < 600: #10 minutes
time.sleep(1)
if process.poll() != None: #browser_controller completed, file now full
if not os.path.isfile(log):
raise talosError("no output from browser")
results_file = open(log, "r")
results_raw = results_file.read()
results_file.close()
match = PROFILE_REGEX.search(results_raw)
if match:
res = 1
print match.group(1)
break
import ffprocess
total_time += 1
return res