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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.
"""A class to help start/stop the lighttpd server used by layout tests."""
from __future__ import with_statement
import codecs
import logging
import optparse
import os
import shutil
import subprocess
import sys
import tempfile
import time
import urllib
import factory
import http_server_base
_log = logging.getLogger("webkitpy.layout_tests.port.http_server")
class HttpdNotStarted(Exception):
pass
class Lighttpd(http_server_base.HttpServerBase):
def __init__(self, port_obj, output_dir, background=False, port=None,
root=None, register_cygwin=None, run_background=None):
"""Args:
output_dir: the absolute path to the layout test result directory
"""
# Webkit tests
http_server_base.HttpServerBase.__init__(self, port_obj)
self._output_dir = output_dir
self._process = None
self._port = port
self._root = root
self._register_cygwin = register_cygwin
self._run_background = run_background
if self._port:
self._port = int(self._port)
try:
self._webkit_tests = os.path.join(
self._port_obj.layout_tests_dir(), 'http', 'tests')
self._js_test_resource = os.path.join(
self._port_obj.layout_tests_dir(), 'fast', 'js', 'resources')
except:
self._webkit_tests = None
self._js_test_resource = None
# Self generated certificate for SSL server (for client cert get
# <base-path>\chrome\test\data\ssl\certs\root_ca_cert.crt)
self._pem_file = os.path.join(
os.path.dirname(os.path.abspath(__file__)), 'httpd2.pem')
# One mapping where we can get to everything
self.VIRTUALCONFIG = []
if self._webkit_tests:
self.VIRTUALCONFIG.extend(
# Three mappings (one with SSL) for LayoutTests http tests
[{'port': 8000, 'docroot': self._webkit_tests},
{'port': 8080, 'docroot': self._webkit_tests},
{'port': 8443, 'docroot': self._webkit_tests,
'sslcert': self._pem_file}])
def is_running(self):
return self._process != None
def start(self):
if self.is_running():
raise 'Lighttpd already running'
base_conf_file = self._port_obj.path_from_webkit_base('WebKitTools',
'Scripts', 'webkitpy', 'layout_tests', 'port', 'lighttpd.conf')
out_conf_file = os.path.join(self._output_dir, 'lighttpd.conf')
time_str = time.strftime("%d%b%Y-%H%M%S")
access_file_name = "access.log-" + time_str + ".txt"
access_log = os.path.join(self._output_dir, access_file_name)
log_file_name = "error.log-" + time_str + ".txt"
error_log = os.path.join(self._output_dir, log_file_name)
# Remove old log files. We only need to keep the last ones.
self.remove_log_files(self._output_dir, "access.log-")
self.remove_log_files(self._output_dir, "error.log-")
# Write out the config
with codecs.open(base_conf_file, "r", "utf-8") as file:
base_conf = file.read()
# FIXME: This should be re-worked so that this block can
# use with open() instead of a manual file.close() call.
# lighttpd.conf files seem to be UTF-8 without BOM:
# http://redmine.lighttpd.net/issues/992
f = codecs.open(out_conf_file, "w", "utf-8")
f.write(base_conf)
# Write out our cgi handlers. Run perl through env so that it
# processes the #! line and runs perl with the proper command
# line arguments. Emulate apache's mod_asis with a cat cgi handler.
f.write(('cgi.assign = ( ".cgi" => "/usr/bin/env",\n'
' ".pl" => "/usr/bin/env",\n'
' ".asis" => "/bin/cat",\n'
' ".php" => "%s" )\n\n') %
self._port_obj._path_to_lighttpd_php())
# Setup log files
f.write(('server.errorlog = "%s"\n'
'accesslog.filename = "%s"\n\n') % (error_log, access_log))
# Setup upload folders. Upload folder is to hold temporary upload files
# and also POST data. This is used to support XHR layout tests that
# does POST.
f.write(('server.upload-dirs = ( "%s" )\n\n') % (self._output_dir))
# Setup a link to where the js test templates are stored
f.write(('alias.url = ( "/js-test-resources" => "%s" )\n\n') %
(self._js_test_resource))
# dump out of virtual host config at the bottom.
if self._root:
if self._port:
# Have both port and root dir.
mappings = [{'port': self._port, 'docroot': self._root}]
else:
# Have only a root dir - set the ports as for LayoutTests.
# This is used in ui_tests to run http tests against a browser.
# default set of ports as for LayoutTests but with a
# specified root.
mappings = [{'port': 8000, 'docroot': self._root},
{'port': 8080, 'docroot': self._root},
{'port': 8443, 'docroot': self._root,
'sslcert': self._pem_file}]
else:
mappings = self.VIRTUALCONFIG
for mapping in mappings:
ssl_setup = ''
if 'sslcert' in mapping:
ssl_setup = (' ssl.engine = "enable"\n'
' ssl.pemfile = "%s"\n' % mapping['sslcert'])
f.write(('$SERVER["socket"] == "127.0.0.1:%d" {\n'
' server.document-root = "%s"\n' +
ssl_setup +
'}\n\n') % (mapping['port'], mapping['docroot']))
f.close()
executable = self._port_obj._path_to_lighttpd()
module_path = self._port_obj._path_to_lighttpd_modules()
start_cmd = [executable,
# Newly written config file
'-f', os.path.join(self._output_dir, 'lighttpd.conf'),
# Where it can find its module dynamic libraries
'-m', module_path]
if not self._run_background:
start_cmd.append(# Don't background
'-D')
# Copy liblightcomp.dylib to /tmp/lighttpd/lib to work around the
# bug that mod_alias.so loads it from the hard coded path.
if sys.platform == 'darwin':
tmp_module_path = '/tmp/lighttpd/lib'
if not os.path.exists(tmp_module_path):
os.makedirs(tmp_module_path)
lib_file = 'liblightcomp.dylib'
shutil.copyfile(os.path.join(module_path, lib_file),
os.path.join(tmp_module_path, lib_file))
# Put the cygwin directory first in the path to find cygwin1.dll
env = os.environ
if sys.platform in ('cygwin', 'win32'):
env['PATH'] = '%s;%s' % (
self._port_obj.path_from_chromium_base('third_party',
'cygwin', 'bin'),
env['PATH'])
if sys.platform == 'win32' and self._register_cygwin:
setup_mount = self._port_obj.path_from_chromium_base('third_party',
'cygwin', 'setup_mount.bat')
# FIXME: Should use Executive.run_command
subprocess.Popen(setup_mount).wait()
_log.debug('Starting http server')
# FIXME: Should use Executive.run_command
self._process = subprocess.Popen(start_cmd, env=env)
# Wait for server to start.
self.mappings = mappings
server_started = self.wait_for_action(
self.is_server_running_on_all_ports)
# Our process terminated already
if not server_started or self._process.returncode != None:
raise google.httpd_utils.HttpdNotStarted('Failed to start httpd.')
_log.debug("Server successfully started")
# TODO(deanm): Find a nicer way to shutdown cleanly. Our log files are
# probably not being flushed, etc... why doesn't our python have os.kill ?
def stop(self, force=False):
if not force and not self.is_running():
return
httpd_pid = None
if self._process:
httpd_pid = self._process.pid
self._port_obj._shut_down_http_server(httpd_pid)
if self._process:
# wait() is not threadsafe and can throw OSError due to:
# http://bugs.python.org/issue1731717
self._process.wait()
self._process = None
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