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# Copyright (C) 2010 Google Inc. All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are
# met:
#
# * Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# * Redistributions in binary form must reproduce the above
# copyright notice, this list of conditions and the following disclaimer
# in the documentation and/or other materials provided with the
# distribution.
# * Neither the name of Google Inc. nor the names of its
# contributors may be used to endorse or promote products derived from
# this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
"""Factory method to retrieve the appropriate port implementation."""
import fnmatch
import optparse
import re
from blinkpy.common.path_finder import PathFinder
class PortFactory(object):
PORT_CLASSES = (
'android.AndroidPort',
'fuchsia.FuchsiaPort',
'linux.LinuxPort',
'mac.MacPort',
'mock_drt.MockDRTPort',
'test.TestPort',
'win.WinPort',
)
def __init__(self, host):
self._host = host
def _default_port(self):
platform = self._host.platform
if platform.is_linux() or platform.is_freebsd():
return 'linux'
elif platform.is_mac():
return 'mac'
elif platform.is_win():
return 'win'
raise NotImplementedError('unknown platform: %s' % platform)
def get(self, port_name=None, options=None, **kwargs):
"""Returns an object implementing the Port interface.
If port_name is None, this routine attempts to guess at the most
appropriate port on this platform.
"""
port_name = port_name or self._default_port()
_check_configuration_and_target(self._host.filesystem, options)
if 'browser_test' in port_name:
module_name, class_name = port_name.rsplit('.', 1)
module = __import__(module_name, globals(), locals(), [], -1)
port_class_name = module.get_port_class_name(class_name)
if port_class_name is not None:
cls = module.__dict__[port_class_name]
port_name = cls.determine_full_port_name(self._host, options, class_name)
return cls(self._host, port_name, options=options, **kwargs)
else:
for port_class in self.PORT_CLASSES:
module_name, class_name = port_class.rsplit('.', 1)
module = __import__(module_name, globals(), locals(), [], -1)
cls = module.__dict__[class_name]
if port_name.startswith(cls.port_name):
port_name = cls.determine_full_port_name(self._host, options, port_name)
return cls(self._host, port_name, options=options, **kwargs)
raise NotImplementedError('unsupported platform: "%s"' % port_name)
def all_port_names(self, platform=None):
"""Returns a list of all valid, fully-specified, "real" port names.
This is the list of directories that are used as actual baseline_paths()
by real ports. This does not include any "fake" names like "test"
or "mock-mac", and it does not include any directories that are not
port names.
If platform is not specified, all known port names will be returned.
"""
platform = platform or '*'
return fnmatch.filter(self._host.builders.all_port_names(), platform)
def get_from_builder_name(self, builder_name):
port_name = self._host.builders.port_name_for_builder_name(builder_name)
assert port_name, 'unrecognized builder name: "%s"' % builder_name
return self.get(port_name, options=_builder_options(builder_name))
def platform_options(use_globs=False):
return [
optparse.make_option('--android', action='store_const', dest='platform',
const=('android*' if use_globs else 'android'),
help=('Alias for --platform=android*' if use_globs else 'Alias for --platform=android')),
optparse.make_option('--platform', action='store',
help=('Glob-style list of platform/ports to use (e.g., "mac*")'
if use_globs else 'Platform to use (e.g., "mac-lion")')),
]
def configuration_options():
return [
optparse.make_option('--debug', action='store_const', const='Debug', dest='configuration',
help='Set the configuration to Debug'),
optparse.make_option('-t', '--target', dest='target',
help='Specify the target build subdirectory under src/out/'),
optparse.make_option('--release', action='store_const', const='Release', dest='configuration',
help='Set the configuration to Release'),
]
def _builder_options(builder_name):
return optparse.Values({
'builder_name': builder_name,
'configuration': 'Debug' if re.search(r'[d|D](ebu|b)g', builder_name) else 'Release',
'target': None,
})
def _check_configuration_and_target(host, options):
"""Updates options.configuration based on options.target."""
if not options or not getattr(options, 'target', None):
return
gn_configuration = _read_configuration_from_gn(host, options)
if gn_configuration:
expected_configuration = getattr(options, 'configuration')
if expected_configuration not in (None, gn_configuration):
raise ValueError('Configuration does not match the GN build args. '
'Expected "%s" but got "%s".' % (gn_configuration, expected_configuration))
options.configuration = gn_configuration
return
if options.target in ('Debug', 'Debug_x64'):
options.configuration = 'Debug'
elif options.target in ('Release', 'Release_x64'):
options.configuration = 'Release'
else:
raise ValueError('Could not determine build configuration type.\n'
'Either switch to one of the default target directories,\n'
'use args.gn, or specify --debug or --release explicitly.\n'
'If the directory is out/<dir>, then pass -t <dir>.')
def _read_configuration_from_gn(fs, options):
"""Returns the configuration to used based on args.gn, if possible."""
build_directory = getattr(options, 'build_directory', 'out')
target = options.target
finder = PathFinder(fs)
path = fs.join(finder.chromium_base(), build_directory, target, 'args.gn')
if not fs.exists(path):
path = fs.join(finder.chromium_base(), build_directory, target, 'toolchain.ninja')
if not fs.exists(path):
# This does not appear to be a GN-based build directory, so we don't know
# how to interpret it.
return None
# toolchain.ninja exists, but args.gn does not; this can happen when
# `gn gen` is run with no --args.
return 'Debug'
args = fs.read_text_file(path)
for line in args.splitlines():
if re.match(r'^\s*is_debug\s*=\s*false(\s*$|\s*#.*$)', line):
return 'Release'
# If is_debug is set to anything other than false, or if it
# does not exist at all, we should use the default value (True).
return 'Debug'
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