build/mach_bootstrap.py

   1 # This Source Code Form is subject to the terms of the Mozilla Public
   2 # License, v. 2.0. If a copy of the MPL was not distributed with this
   3 # file, You can obtain one at http://mozilla.org/MPL/2.0/.
   4
   5 from __future__ import print_function, unicode_literals
   6
   7 import os
   8 import platform
   9 import sys
  10 import time
  11
  12
  13 STATE_DIR_FIRST_RUN = '''
  14 mach and the build system store shared state in a common directory on the
  15 filesystem. The following directory will be created:
  16
  17   {userdir}
  18
  19 If you would like to use a different directory, hit CTRL+c and set the
  20 MOZBUILD_STATE_PATH environment variable to the directory you would like to
  21 use and re-run mach. For this change to take effect forever, you'll likely
  22 want to export this environment variable from your shell's init scripts.
  23 '''.lstrip()
  24
  25
  26 # TODO Bug 794506 Integrate with the in-tree virtualenv configuration.
  27 SEARCH_PATHS = [
  28     'python/mach',
  29     'python/mozboot',
  30     'python/mozbuild',
  31     'python/mozversioncontrol',
  32     'python/blessings',
  33     'python/configobj',
  34     'python/jsmin',
  35     'python/psutil',
  36     'python/which',
  37     'build/pymake',
  38     'config',
  39     'dom/bindings',
  40     'dom/bindings/parser',
  41     'layout/tools/reftest',
  42     'other-licenses/ply',
  43     'xpcom/idl-parser',
  44     'testing',
  45     'testing/xpcshell',
  46     'testing/web-platform',
  47     'testing/web-platform/harness',
  48     'testing/marionette/client/marionette',
  49     'testing/marionette/transport',
  50     'testing/mozbase/mozcrash',
  51     'testing/mozbase/mozdebug',
  52     'testing/mozbase/mozdevice',
  53     'testing/mozbase/mozfile',
  54     'testing/mozbase/mozhttpd',
  55     'testing/mozbase/mozlog',
  56     'testing/mozbase/moznetwork',
  57     'testing/mozbase/mozprocess',
  58     'testing/mozbase/mozprofile',
  59     'testing/mozbase/mozrunner',
  60     'testing/mozbase/mozsystemmonitor',
  61     'testing/mozbase/mozinfo',
  62     'testing/mozbase/moztest',
  63     'testing/mozbase/mozversion',
  64     'testing/mozbase/manifestparser',
  65     'xpcom/idl-parser',
  66 ]
  67
  68 # Individual files providing mach commands.
  69 MACH_MODULES = [
  70     'addon-sdk/mach_commands.py',
  71     'build/valgrind/mach_commands.py',
  72     'dom/bindings/mach_commands.py',
  73     'layout/tools/reftest/mach_commands.py',
  74     'python/mach_commands.py',
  75     'python/mach/mach/commands/commandinfo.py',
  76     'python/mozboot/mozboot/mach_commands.py',
  77     'python/mozbuild/mozbuild/mach_commands.py',
  78     'python/mozbuild/mozbuild/frontend/mach_commands.py',
  79     'services/common/tests/mach_commands.py',
  80     'testing/mach_commands.py',
  81     'testing/marionette/mach_commands.py',
  82     'testing/mochitest/mach_commands.py',
  83     'testing/xpcshell/mach_commands.py',
  84     'testing/talos/mach_commands.py',
  85     'testing/web-platform/mach_commands.py',
  86     'testing/xpcshell/mach_commands.py',
  87     'tools/docs/mach_commands.py',
  88     'tools/mercurial/mach_commands.py',
  89     'tools/mach_commands.py',
  90 ]
  91
  92
  93 CATEGORIES = {
  94     'build': {
  95         'short': 'Build Commands',
  96         'long': 'Interact with the build system',
  97         'priority': 80,
  98     },
  99     'post-build': {
 100         'short': 'Post-build Commands',
 101         'long': 'Common actions performed after completing a build.',
 102         'priority': 70,
 103     },
 104     'testing': {
 105         'short': 'Testing',
 106         'long': 'Run tests.',
 107         'priority': 60,
 108     },
 109     'devenv': {
 110         'short': 'Development Environment',
 111         'long': 'Set up and configure your development environment.',
 112         'priority': 50,
 113     },
 114     'build-dev': {
 115         'short': 'Low-level Build System Interaction',
 116         'long': 'Interact with specific parts of the build system.',
 117         'priority': 20,
 118     },
 119     'misc': {
 120         'short': 'Potpourri',
 121         'long': 'Potent potables and assorted snacks.',
 122         'priority': 10,
 123     },
 124     'disabled': {
 125         'short': 'Disabled',
 126         'long': 'The disabled commands are hidden by default. Use -v to display them. These commands are unavailable for your current context, run "mach <command>" to see why.',
 127         'priority': 0,
 128     }
 129 }
 130
 131
 132 def bootstrap(topsrcdir, mozilla_dir=None):
 133     if mozilla_dir is None:
 134         mozilla_dir = topsrcdir
 135
 136     # Ensure we are running Python 2.7+. We put this check here so we generate a
 137     # user-friendly error message rather than a cryptic stack trace on module
 138     # import.
 139     if sys.version_info[0] != 2 or sys.version_info[1] < 7:
 140         print('Python 2.7 or above (but not Python 3) is required to run mach.')
 141         print('You are running Python', platform.python_version())
 142         sys.exit(1)
 143
 144     # Global build system and mach state is stored in a central directory. By
 145     # default, this is ~/.mozbuild. However, it can be defined via an
 146     # environment variable. We detect first run (by lack of this directory
 147     # existing) and notify the user that it will be created. The logic for
 148     # creation is much simpler for the "advanced" environment variable use
 149     # case. For default behavior, we educate users and give them an opportunity
 150     # to react. We always exit after creating the directory because users don't
 151     # like surprises.
 152     try:
 153         import mach.main
 154     except ImportError:
 155         sys.path[0:0] = [os.path.join(mozilla_dir, path) for path in SEARCH_PATHS]
 156         import mach.main
 157
 158     def populate_context(context, key=None):
 159         if key is None:
 160             return
 161         if key == 'state_dir':
 162             state_user_dir = os.path.expanduser('~/.mozbuild')
 163             state_env_dir = os.environ.get('MOZBUILD_STATE_PATH', None)
 164             if state_env_dir:
 165                 if not os.path.exists(state_env_dir):
 166                     print('Creating global state directory from environment variable: %s'
 167                         % state_env_dir)
 168                     os.makedirs(state_env_dir, mode=0o770)
 169                     print('Please re-run mach.')
 170                     sys.exit(1)
 171                 state_dir = state_env_dir
 172             else:
 173                 if not os.path.exists(state_user_dir):
 174                     print(STATE_DIR_FIRST_RUN.format(userdir=state_user_dir))
 175                     try:
 176                         for i in range(20, -1, -1):
 177                             time.sleep(1)
 178                             sys.stdout.write('%d ' % i)
 179                             sys.stdout.flush()
 180                     except KeyboardInterrupt:
 181                         sys.exit(1)
 182
 183                     print('\nCreating default state directory: %s' % state_user_dir)
 184                     os.mkdir(state_user_dir)
 185                     print('Please re-run mach.')
 186                     sys.exit(1)
 187                 state_dir = state_user_dir
 188
 189             return state_dir
 190         if key == 'topdir':
 191             return topsrcdir
 192         raise AttributeError(key)
 193
 194     mach = mach.main.Mach(os.getcwd())
 195     mach.populate_context_handler = populate_context
 196
 197     for category, meta in CATEGORIES.items():
 198         mach.define_category(category, meta['short'], meta['long'],
 199             meta['priority'])
 200
 201     for path in MACH_MODULES:
 202         mach.load_commands_from_file(os.path.join(mozilla_dir, path))
 203
 204     return mach