1# Copyright (c) 2010 Google Inc. All rights reserved. 2# Copyright (c) 2009 Apple Inc. All rights reserved. 3# 4# Redistribution and use in source and binary forms, with or without 5# modification, are permitted provided that the following conditions are 6# met: 7# 8# * Redistributions of source code must retain the above copyright 9# notice, this list of conditions and the following disclaimer. 10# * Redistributions in binary form must reproduce the above 11# copyright notice, this list of conditions and the following disclaimer 12# in the documentation and/or other materials provided with the 13# distribution. 14# * Neither the name of Google Inc. nor the names of its 15# contributors may be used to endorse or promote products derived from 16# this software without specific prior written permission. 17# 18# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 19# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 20# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 21# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 22# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 23# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 24# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 25# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 26# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 27# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 28# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29 30import logging 31import os 32import sys 33 34from webkitpy.common.checkout.scm.detection import SCMDetector 35from webkitpy.common.memoized import memoized 36from webkitpy.common.net import buildbot, web 37from webkitpy.common.net.buildbot.chromiumbuildbot import ChromiumBuildBot 38from webkitpy.common.system.systemhost import SystemHost 39from webkitpy.layout_tests.port.factory import PortFactory 40 41 42_log = logging.getLogger(__name__) 43 44 45class Host(SystemHost): 46 def __init__(self): 47 SystemHost.__init__(self) 48 self.web = web.Web() 49 50 self._scm = None 51 52 # Everything below this line is WebKit-specific and belongs on a higher-level object. 53 self.buildbot = buildbot.BuildBot() 54 55 # FIXME: Unfortunately Port objects are currently the central-dispatch objects of the NRWT world. 56 # In order to instantiate a port correctly, we have to pass it at least an executive, user, scm, and filesystem 57 # so for now we just pass along the whole Host object. 58 # FIXME: PortFactory doesn't belong on this Host object if Port is going to have a Host (circular dependency). 59 self.port_factory = PortFactory(self) 60 61 self._engage_awesome_locale_hacks() 62 63 # We call this from the Host constructor, as it's one of the 64 # earliest calls made for all webkitpy-based programs. 65 def _engage_awesome_locale_hacks(self): 66 # To make life easier on our non-english users, we override 67 # the locale environment variables inside webkitpy. 68 # If we don't do this, programs like SVN will output localized 69 # messages and svn.py will fail to parse them. 70 # FIXME: We should do these overrides *only* for the subprocesses we know need them! 71 # This hack only works in unix environments. 72 os.environ['LANGUAGE'] = 'en' 73 os.environ['LANG'] = 'en_US.UTF-8' 74 os.environ['LC_MESSAGES'] = 'en_US.UTF-8' 75 os.environ['LC_ALL'] = '' 76 77 # FIXME: This is a horrible, horrible hack for WinPort and should be removed. 78 # Maybe this belongs in SVN in some more generic "find the svn binary" codepath? 79 # Or possibly Executive should have a way to emulate shell path-lookups? 80 # FIXME: Unclear how to test this, since it currently mutates global state on SVN. 81 def _engage_awesome_windows_hacks(self): 82 try: 83 self.executive.run_command(['svn', 'help']) 84 except OSError, e: 85 try: 86 self.executive.run_command(['svn.bat', 'help']) 87 # The Win port uses the depot_tools package, which contains a number 88 # of development tools, including Python and svn. Instead of using a 89 # real svn executable, depot_tools indirects via a batch file, called 90 # svn.bat. This batch file allows depot_tools to auto-update the real 91 # svn executable, which is contained in a subdirectory. 92 # 93 # That's all fine and good, except that subprocess.popen can detect 94 # the difference between a real svn executable and batch file when we 95 # don't provide use shell=True. Rather than use shell=True on Windows, 96 # We hack the svn.bat name into the SVN class. 97 _log.debug('Engaging svn.bat Windows hack.') 98 from webkitpy.common.checkout.scm.svn import SVN 99 SVN.executable_name = 'svn.bat' 100 except OSError, e: 101 _log.debug('Failed to engage svn.bat Windows hack.') 102 try: 103 self.executive.run_command(['git', 'help']) 104 except OSError, e: 105 try: 106 self.executive.run_command(['git.bat', 'help']) 107 # The Win port uses the depot_tools package, which contains a number 108 # of development tools, including Python and git. Instead of using a 109 # real git executable, depot_tools indirects via a batch file, called 110 # git.bat. This batch file allows depot_tools to auto-update the real 111 # git executable, which is contained in a subdirectory. 112 # 113 # That's all fine and good, except that subprocess.popen can detect 114 # the difference between a real git executable and batch file when we 115 # don't provide use shell=True. Rather than use shell=True on Windows, 116 # We hack the git.bat name into the SVN class. 117 _log.debug('Engaging git.bat Windows hack.') 118 from webkitpy.common.checkout.scm.git import Git 119 Git.executable_name = 'git.bat' 120 except OSError, e: 121 _log.debug('Failed to engage git.bat Windows hack.') 122 123 def initialize_scm(self, patch_directories=None): 124 if sys.platform == "win32": 125 self._engage_awesome_windows_hacks() 126 detector = SCMDetector(self.filesystem, self.executive) 127 self._scm = detector.default_scm(patch_directories) 128 129 def scm(self): 130 return self._scm 131 132 def scm_for_path(self, path): 133 # FIXME: make scm() be a wrapper around this, and clean up the way 134 # callers call initialize_scm() (to remove patch_directories) and scm(). 135 if sys.platform == "win32": 136 self._engage_awesome_windows_hacks() 137 return SCMDetector(self.filesystem, self.executive).detect_scm_system(path) 138 139 def buildbot_for_builder_name(self, name): 140 if self.port_factory.get_from_builder_name(name).is_chromium(): 141 return self.chromium_buildbot() 142 return self.buildbot 143 144 @memoized 145 def chromium_buildbot(self): 146 return ChromiumBuildBot() 147