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#!/usr/bin/env python
# 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.
"""Chromium Linux implementation of the Port interface."""
import logging
import os
import signal
import chromium
_log = logging.getLogger("webkitpy.layout_tests.port.chromium_linux")
class ChromiumLinuxPort(chromium.ChromiumPort):
"""Chromium Linux implementation of the Port class."""
SUPPORTED_ARCHITECTURES = ('x86', 'x86_64')
FALLBACK_PATHS = {
'x86_64': ['chromium-linux-x86_64', 'chromium-linux', 'chromium-win', 'chromium', 'win', 'mac'],
'x86': ['chromium-linux', 'chromium-win', 'chromium', 'win', 'mac'],
}
def __init__(self, port_name=None, rebaselining=False, **kwargs):
port_name = port_name or 'chromium-linux'
chromium.ChromiumPort.__init__(self, port_name=port_name, **kwargs)
# We re-set the port name once the base object is fully initialized
# in order to be able to find the DRT binary properly.
if port_name.endswith('-linux') and not rebaselining:
self._architecture = self._determine_architecture()
# FIXME: this is an ugly hack to avoid renaming the GPU port.
if port_name == 'chromium-linux':
port_name = port_name + '-' + self._architecture
elif rebaselining:
self._architecture = 'x86'
else:
base, arch = port_name.rsplit('-', 1)
assert base in ('chromium-linux', 'chromium-gpu-linux')
self._architecture = arch
assert self._architecture in self.SUPPORTED_ARCHITECTURES
assert port_name in ('chromium-linux', 'chromium-gpu-linux',
'chromium-linux-x86', 'chromium-linux-x86_64')
self._name = port_name
def _determine_architecture(self):
driver_path = self._path_to_driver()
file_output = ''
if self._filesystem.exists(driver_path):
file_output = self._executive.run_command(['file', driver_path],
return_stderr=True)
if 'ELF 32-bit LSB executable' in file_output:
return 'x86'
if 'ELF 64-bit LSB executable' in file_output:
return 'x86_64'
if file_output:
_log.warning('Could not determine architecture from "file" output: %s' % file_output)
# We don't know what the architecture is; default to 'x86' because
# maybe we're rebaselining and the binary doesn't actually exist,
# or something else weird is going on. It's okay to do this because
# if we actually try to use the binary, check_build() should fail.
return 'x86'
def baseline_path(self):
if self._architecture == 'x86_64':
return self._webkit_baseline_path(self._name)
return self._webkit_baseline_path('chromium-linux')
def baseline_search_path(self):
port_names = self.FALLBACK_PATHS[self._architecture]
return map(self._webkit_baseline_path, port_names)
def check_build(self, needs_http):
result = chromium.ChromiumPort.check_build(self, needs_http)
if needs_http:
if self.get_option('use_apache'):
result = self._check_apache_install() and result
else:
result = self._check_lighttpd_install() and result
result = self._check_wdiff_install() and result
if not result:
_log.error('For complete Linux build requirements, please see:')
_log.error('')
_log.error(' http://code.google.com/p/chromium/wiki/'
'LinuxBuildInstructions')
return result
def default_worker_model(self):
if self._multiprocessing_is_available:
return 'processes'
return 'old-threads'
def test_platform_name(self):
# We use 'linux' instead of 'chromium-linux' in test_expectations.txt.
return 'linux'
def version(self):
# FIXME: add support for Lucid.
return 'hardy'
#
# PROTECTED METHODS
#
def _build_path(self, *comps):
if self.get_option('build_directory'):
return self._filesystem.join(self.get_option('build_directory'),
*comps)
base = self.path_from_chromium_base()
if self._filesystem.exists(self._filesystem.join(base, 'sconsbuild')):
return self._filesystem.join(base, 'sconsbuild', *comps)
if self._filesystem.exists(self._filesystem.join(base, 'out', *comps)):
return self._filesystem.join(base, 'out', *comps)
base = self.path_from_webkit_base()
if self._filesystem.exists(self._filesystem.join(base, 'sconsbuild')):
return self._filesystem.join(base, 'sconsbuild', *comps)
return self._filesystem.join(base, 'out', *comps)
def _check_apache_install(self):
result = self._check_file_exists(self._path_to_apache(),
"apache2")
result = self._check_file_exists(self._path_to_apache_config_file(),
"apache2 config file") and result
if not result:
_log.error(' Please install using: "sudo apt-get install '
'apache2 libapache2-mod-php5"')
_log.error('')
return result
def _check_lighttpd_install(self):
result = self._check_file_exists(
self._path_to_lighttpd(), "LigHTTPd executable")
result = self._check_file_exists(self._path_to_lighttpd_php(),
"PHP CGI executable") and result
result = self._check_file_exists(self._path_to_lighttpd_modules(),
"LigHTTPd modules") and result
if not result:
_log.error(' Please install using: "sudo apt-get install '
'lighttpd php5-cgi"')
_log.error('')
return result
def _check_wdiff_install(self):
result = self._check_file_exists(self._path_to_wdiff(), 'wdiff')
if not result:
_log.error(' Please install using: "sudo apt-get install '
'wdiff"')
_log.error('')
# FIXME: The ChromiumMac port always returns True.
return result
def _path_to_apache(self):
if self._is_redhat_based():
return '/usr/sbin/httpd'
else:
return '/usr/sbin/apache2'
def _path_to_apache_config_file(self):
if self._is_redhat_based():
config_name = 'fedora-httpd.conf'
else:
config_name = 'apache2-debian-httpd.conf'
return self._filesystem.join(self.layout_tests_dir(), 'http', 'conf',
config_name)
def _path_to_lighttpd(self):
return "/usr/sbin/lighttpd"
def _path_to_lighttpd_modules(self):
return "/usr/lib/lighttpd"
def _path_to_lighttpd_php(self):
return "/usr/bin/php-cgi"
def _path_to_driver(self, configuration=None):
if not configuration:
configuration = self.get_option('configuration')
binary_name = 'DumpRenderTree'
return self._build_path(configuration, binary_name)
def _path_to_helper(self):
return None
def _path_to_wdiff(self):
if self._is_redhat_based():
return '/usr/bin/dwdiff'
else:
return '/usr/bin/wdiff'
def _is_redhat_based(self):
return self._filesystem.exists(self._filesystem.join('/etc', 'redhat-release'))
def _shut_down_http_server(self, server_pid):
"""Shut down the lighttpd web server. Blocks until it's fully
shut down.
Args:
server_pid: The process ID of the running server.
"""
# server_pid is not set when "http_server.py stop" is run manually.
if server_pid is None:
# TODO(mmoss) This isn't ideal, since it could conflict with
# lighttpd processes not started by http_server.py,
# but good enough for now.
self._executive.kill_all("lighttpd")
self._executive.kill_all("apache2")
else:
try:
os.kill(server_pid, signal.SIGTERM)
# TODO(mmoss) Maybe throw in a SIGKILL just to be sure?
except OSError:
# Sometimes we get a bad PID (e.g. from a stale httpd.pid
# file), so if kill fails on the given PID, just try to
# 'killall' web servers.
self._shut_down_http_server(None)
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