def _GetPossibleBrowser(self, finder_options):
"""Return a possible_browser with the given options."""
possible_browser = browser_finder.FindBrowser(finder_options)
if not possible_browser:
raise browser_finder_exceptions.BrowserFinderException(
'No browser found.\n\nAvailable browsers:\n%s\n' % '\n'.join(
browser_finder.GetAllAvailableBrowserTypes(finder_options))
)
finder_options.browser_options.browser_type = (
possible_browser.browser_type)
return possible_browser
def FindAllAvailableBrowsers(finder_options):
"""Finds all available CrOS browsers, locally and remotely."""
if _IsRunningOnCrOS():
return [
PossibleCrOSBrowser('system',
finder_options,
platform_module.GetHostPlatform(),
is_guest=False),
PossibleCrOSBrowser('system-guest',
finder_options,
platform_module.GetHostPlatform(),
is_guest=True)
]
if finder_options.cros_remote == None:
logging.debug('No --remote specified, will not probe for CrOS.')
return []
if not cros_interface.HasSSH():
logging.debug('ssh not found. Cannot talk to CrOS devices.')
return []
device = cros_device.CrOSDevice(finder_options.cros_remote,
finder_options.cros_ssh_identity)
# Check ssh
try:
platform = platform_module.GetPlatformForDevice(device)
except cros_interface.LoginException, ex:
if isinstance(ex, cros_interface.KeylessLoginRequiredException):
logging.warn(
'Could not ssh into %s. Your device must be configured',
finder_options.cros_remote)
logging.warn('to allow passwordless login as root.')
logging.warn('For a test-build device, pass this to your script:')
logging.warn(' --identity $(CHROMITE)/ssh_keys/testing_rsa')
logging.warn('')
logging.warn('For a developer-mode device, the steps are:')
logging.warn(
' - Ensure you have an id_rsa.pub (etc) on this computer')
logging.warn(' - On the chromebook:')
logging.warn(' - Control-Alt-T; shell; sudo -s')
logging.warn(' - openssh-server start')
logging.warn(' - scp <this machine>:.ssh/id_rsa.pub /tmp/')
logging.warn(' - mkdir /root/.ssh')
logging.warn(' - chown go-rx /root/.ssh')
logging.warn(
' - cat /tmp/id_rsa.pub >> /root/.ssh/authorized_keys')
logging.warn(' - chown 0600 /root/.ssh/authorized_keys')
logging.warn('There, that was easy!')
logging.warn('')
logging.warn('P.S. Please, tell your manager how INANE this is.')
raise browser_finder_exceptions.BrowserFinderException(str(ex))
def _GetPossibleBrowser(self, test, finder_options):
"""Return a possible_browser with the given options. """
possible_browser = browser_finder.FindBrowser(finder_options)
if not possible_browser:
raise browser_finder_exceptions.BrowserFinderException(
'No browser found.\n\nAvailable browsers:\n%s\n' %
'\n'.join(browser_finder.GetAllAvailableBrowserTypes(finder_options)))
finder_options.browser_options.browser_type = (
possible_browser.browser_type)
(enabled, msg) = decorators.IsEnabled(test, possible_browser)
if (not enabled and
not finder_options.run_disabled_tests):
logging.warning(msg)
logging.warning('You are trying to run a disabled test.')
logging.warning('Pass --also-run-disabled-tests to squelch this message.')
sys.exit(0)
if possible_browser.IsRemote():
possible_browser.RunRemote()
sys.exit(0)
return possible_browser
def FindBrowser(options):
"""Finds the best PossibleBrowser object given a BrowserOptions object.
Args:
A BrowserOptions object.
Returns:
A PossibleBrowser object.
Raises:
BrowserFinderException: Options improperly set, or an error occurred.
"""
if options.browser_type == 'exact' and options.browser_executable == None:
raise browser_finder_exceptions.BrowserFinderException(
'--browser=exact requires --browser-executable to be set.')
if options.browser_type != 'exact' and options.browser_executable != None:
raise browser_finder_exceptions.BrowserFinderException(
'--browser-executable requires --browser=exact.')
if options.browser_type == 'cros-chrome' and options.cros_remote == None:
raise browser_finder_exceptions.BrowserFinderException(
'browser_type=cros-chrome requires cros_remote be set.')
if (options.browser_type != 'cros-chrome' and
options.browser_type != 'cros-chrome-guest' and
options.cros_remote != None):
raise browser_finder_exceptions.BrowserFinderException(
'--remote requires --browser=cros-chrome or cros-chrome-guest.')
devices = device_finder.GetDevicesMatchingOptions(options)
browsers = []
default_browsers = []
for device in devices:
for finder in BROWSER_FINDERS:
if(options.browser_type and options.browser_type != 'any' and
options.browser_type not in finder.FindAllBrowserTypes(options)):
continue
curr_browsers = finder.FindAllAvailableBrowsers(options, device)
new_default_browser = finder.SelectDefaultBrowser(curr_browsers)
if new_default_browser:
default_browsers.append(new_default_browser)
browsers.extend(curr_browsers)
if options.browser_type == None:
if default_browsers:
default_browser = sorted(default_browsers,
key=lambda b: b.last_modification_time())[-1]
logging.warning('--browser omitted. Using most recent local build: %s' %
default_browser.browser_type)
default_browser.UpdateExecutableIfNeeded()
return default_browser
if len(browsers) == 1:
logging.warning('--browser omitted. Using only available browser: %s' %
browsers[0].browser_type)
browsers[0].UpdateExecutableIfNeeded()
return browsers[0]
raise browser_finder_exceptions.BrowserTypeRequiredException(
'--browser must be specified. Available browsers:\n%s' %
'\n'.join(sorted(set([b.browser_type for b in browsers]))))
if options.browser_type == 'any':
types = FindAllBrowserTypes(options)
def CompareBrowsersOnTypePriority(x, y):
x_idx = types.index(x.browser_type)
y_idx = types.index(y.browser_type)
return x_idx - y_idx
browsers.sort(CompareBrowsersOnTypePriority)
if len(browsers) >= 1:
browsers[0].UpdateExecutableIfNeeded()
return browsers[0]
else:
return None
matching_browsers = [b for b in browsers
if b.browser_type == options.browser_type and b.SupportsOptions(options)]
chosen_browser = None
if len(matching_browsers) == 1:
chosen_browser = matching_browsers[0]
elif len(matching_browsers) > 1:
logging.warning('Multiple browsers of the same type found: %s' % (
repr(matching_browsers)))
chosen_browser = sorted(matching_browsers,
key=lambda b: b.last_modification_time())[-1]
if chosen_browser:
logging.info('Chose browser: %s' % (repr(chosen_browser)))
chosen_browser.UpdateExecutableIfNeeded()
return chosen_browser