etwist/server.py
author Julien Jehannet <julien.jehannet@logilab.fr>
Mon, 31 May 2010 18:59:07 +0200
changeset 5653 c562791df9d2
parent 5555 a64f48dd5fe4
child 5654 8bb34548be86
permissions -rw-r--r--
[web server] vregistry may now be passed as named argument in CubicWebRootResource constructor This will be needed to start an http server for testing purpose. Also, server run command has now a debug name argument to set debug mode explicitly
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# copyright 2003-2010 LOGILAB S.A. (Paris, FRANCE), all rights reserved.
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# contact http://www.logilab.fr/ -- mailto:contact@logilab.fr
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#
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# This file is part of CubicWeb.
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#
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# CubicWeb is free software: you can redistribute it and/or modify it under the
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# terms of the GNU Lesser General Public License as published by the Free
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# Software Foundation, either version 2.1 of the License, or (at your option)
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# any later version.
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#
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# CubicWeb is distributed in the hope that it will be useful, but WITHOUT
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# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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# FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License for more
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# details.
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#
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# You should have received a copy of the GNU Lesser General Public License along
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# with CubicWeb.  If not, see <http://www.gnu.org/licenses/>.
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"""twisted server for CubicWeb web instances
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"""
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__docformat__ = "restructuredtext en"
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import sys
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import os
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import select
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import errno
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import traceback
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from os.path import join
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from time import mktime
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from datetime import date, timedelta
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from urlparse import urlsplit, urlunsplit
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from cgi import FieldStorage, parse_header
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from cStringIO import StringIO
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from twisted.internet import reactor, task, threads
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from twisted.internet.defer import maybeDeferred
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from twisted.web import http, server
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from twisted.web import static, resource
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from twisted.web.server import NOT_DONE_YET
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from cubicweb.web import dumps
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from logilab.common.decorators import monkeypatch
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from logilab.common.daemon import daemonize
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from cubicweb import AuthenticationError, ConfigurationError, CW_EVENT_MANAGER
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from cubicweb.web import Redirect, DirectResponse, StatusResponse, LogOut
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from cubicweb.web.application import CubicWebPublisher
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from cubicweb.web.http_headers import generateDateTime
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from cubicweb.etwist.request import CubicWebTwistedRequestAdapter
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from cubicweb.etwist.http import HTTPResponse
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def start_task(interval, func):
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    lc = task.LoopingCall(func)
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    # wait until interval has expired to actually start the task, else we have
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    # to wait all task to be finished for the server to be actually started
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    lc.start(interval, now=False)
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def host_prefixed_baseurl(baseurl, host):
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    scheme, netloc, url, query, fragment = urlsplit(baseurl)
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    netloc_domain = '.' + '.'.join(netloc.split('.')[-2:])
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    if host.endswith(netloc_domain):
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        netloc = host
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    baseurl = urlunsplit((scheme, netloc, url, query, fragment))
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    return baseurl
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class ForbiddenDirectoryLister(resource.Resource):
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    def render(self, request):
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        return HTTPResponse(twisted_request=request,
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                            code=http.FORBIDDEN,
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                            stream='Access forbidden')
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class File(static.File):
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    """Prevent from listing directories"""
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    def directoryListing(self):
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        return ForbiddenDirectoryLister()
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class LongTimeExpiringFile(File):
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    """overrides static.File and sets a far future ``Expires`` date
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    on the resouce.
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    versions handling is done by serving static files by different
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    URLs for each version. For instance::
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      http://localhost:8080/data-2.48.2/cubicweb.css
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      http://localhost:8080/data-2.49.0/cubicweb.css
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      etc.
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    """
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    def render(self, request):
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        # XXX: Don't provide additional resource information to error responses
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        #
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        # the HTTP RFC recommands not going further than 1 year ahead
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        expires = date.today() + timedelta(days=6*30)
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        request.setHeader('Expires', generateDateTime(mktime(expires.timetuple())))
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        return File.render(self, request)
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class CubicWebRootResource(resource.Resource):
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    def __init__(self, config, vreg=None):
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        self.config = config
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        # instantiate publisher here and not in init_publisher to get some
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        # checks done before daemonization (eg versions consistency)
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        self.appli = CubicWebPublisher(config, vreg=vreg)
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        self.base_url = config['base-url']
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        self.https_url = config['https-url']
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        self.children = {}
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        self.static_directories = set(('data%s' % config.instance_md5_version(),
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                                       'data', 'static', 'fckeditor'))
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        global MAX_POST_LENGTH
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        MAX_POST_LENGTH = config['max-post-length']
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   114
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   115
    def init_publisher(self):
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        config = self.config
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        # when we have an in-memory repository, clean unused sessions every XX
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        # seconds and properly shutdown the server
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        if config.repo_method == 'inmemory':
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            reactor.addSystemEventTrigger('before', 'shutdown',
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                                          self.shutdown_event)
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            if config.pyro_enabled():
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                # if pyro is enabled, we have to register to the pyro name
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                # server, create a pyro daemon, and create a task to handle pyro
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                # requests
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                self.pyro_daemon = self.appli.repo.pyro_register()
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                self.pyro_listen_timeout = 0.02
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                self.appli.repo.looping_task(1, self.pyro_loop_event)
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            self.appli.repo.start_looping_tasks()
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        self.set_url_rewriter()
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        CW_EVENT_MANAGER.bind('after-registry-reload', self.set_url_rewriter)
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   132
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    def start_service(self):
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        start_task(self.appli.session_handler.clean_sessions_interval,
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                   self.appli.session_handler.clean_sessions)
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   136
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   137
    def set_url_rewriter(self):
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   138
        self.url_rewriter = self.appli.vreg['components'].select_or_none('urlrewriter')
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   139
0
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    def shutdown_event(self):
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        """callback fired when the server is shutting down to properly
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        clean opened sessions
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        """
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        self.appli.repo.shutdown()
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   145
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    def pyro_loop_event(self):
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        """listen for pyro events"""
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        try:
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            self.pyro_daemon.handleRequests(self.pyro_listen_timeout)
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        except select.error:
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            return
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    def getChild(self, path, request):
0
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        """Indicate which resource to use to process down the URL's path"""
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        pre_path = request.path.split('/')[1:]
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        if pre_path[0] == 'https':
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            pre_path.pop(0)
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            uiprops = self.config.https_uiprops
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        else:
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            uiprops = self.config.uiprops
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        directory = pre_path[0]
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        # Anything in data/, static/, fckeditor/ and the generated versioned
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   163
        # data directory is treated as static files
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        if directory in self.static_directories:
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   165
            # take care fckeditor may appears as root directory or as a data
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   166
            # subdirectory
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   167
            if directory == 'static':
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                return File(self.config.static_directory)
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   169
            if directory == 'fckeditor':
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                return File(uiprops['FCKEDITOR_PATH'])
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   171
            if directory != 'data':
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   172
                # versioned directory, use specific file with http cache
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   173
                # headers so their are cached for a very long time
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   174
                cls = LongTimeExpiringFile
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diff changeset
   175
            else:
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   176
                cls = File
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   177
            if path == 'fckeditor':
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   178
                return cls(uiprops['FCKEDITOR_PATH'])
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diff changeset
   179
            if path == directory: # recurse
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   180
                return self
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diff changeset
   181
            datadir = self.config.locate_resource(path)
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diff changeset
   182
            if datadir is None:
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   183
                return self # recurse
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diff changeset
   184
            self.debug('static file %s from %s', path, datadir)
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diff changeset
   185
            return cls(join(datadir, path))
0
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   186
        # Otherwise we use this single resource
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   187
        return self
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   188
0
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    def render(self, request):
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        """Render a page from the root resource"""
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648d6dbec630 system/user modes + CWDEV instead of installed/dev mixed modes. Fix behaviour when setting CW_MODE explicitly
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diff changeset
   191
        # reload modified files in debug mode
5442
3ed8afbbdf70 [webconfig] refactor/cleanup debug mode management on startup: simply use config.debugmode instead of debug argument everywhere...
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diff changeset
   192
        if self.config.debugmode:
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4467ed43d97d [web] use uiprops value to compile css transparently, handlig cache and reloading in debug mode
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diff changeset
   193
            self.config.uiprops.reload_if_needed()
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diff changeset
   194
            if self.https_url:
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   195
                self.config.https_uiprops.reload_if_needed()
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c4caef6f09c9 [vreg] refactor the [re]loading process so things get clearer and fix spurious errors on edge cases
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diff changeset
   196
            self.appli.vreg.reload_if_needed()
0
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        if self.config['profile']: # default profiler don't trace threads
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            return self.render_request(request)
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   199
        else:
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   200
            deferred = threads.deferToThread(self.render_request, request)
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   201
            return NOT_DONE_YET
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diff changeset
   202
0
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   203
    def render_request(self, request):
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diff changeset
   204
        try:
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   205
            return self._render_request(request)
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diff changeset
   206
        except:
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diff changeset
   207
            errorstream = StringIO()
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diff changeset
   208
            traceback.print_exc(file=errorstream)
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diff changeset
   209
            return HTTPResponse(stream='<pre>%s</pre>' % errorstream.getvalue(),
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diff changeset
   210
                                code=500, twisted_request=request)
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diff changeset
   211
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diff changeset
   212
    def _render_request(self, request):
0
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   213
        origpath = request.path
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   214
        host = request.host
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   215
        # dual http/https access handling: expect a rewrite rule to prepend
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   216
        # 'https' to the path to detect https access
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   217
        if origpath.split('/', 2)[1] == 'https':
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   218
            origpath = origpath[6:]
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            request.uri = request.uri[6:]
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            https = True
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   221
            baseurl = self.https_url or self.base_url
0
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   222
        else:
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parents:
diff changeset
   223
            https = False
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   224
            baseurl = self.base_url
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b097057e629d provide an option to substitute the base-url (left-most part) subdomain by the one of the current http query to easy multiple subdomains website management
Florent <florent@secondweb.fr>
parents: 1420
diff changeset
   225
        if self.config['use-request-subdomain']:
1543
dca9817bb337 fix use-request-subdomain option behaviour and add tests
Florent <florent@secondweb.fr>
parents: 1542
diff changeset
   226
            baseurl = host_prefixed_baseurl(baseurl, host)
dca9817bb337 fix use-request-subdomain option behaviour and add tests
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parents: 1542
diff changeset
   227
            self.warning('used baseurl is %s for this request', baseurl)
0
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parents:
diff changeset
   228
        req = CubicWebTwistedRequestAdapter(request, self.appli.vreg, https, baseurl)
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   229
        if req.authmode == 'http':
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parents:
diff changeset
   230
            # activate realm-based auth
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   231
            realm = self.config['realm']
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parents:
diff changeset
   232
            req.set_header('WWW-Authenticate', [('Basic', {'realm' : realm })], raw=False)
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   233
        try:
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   234
            self.appli.connect(req)
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parents:
diff changeset
   235
        except Redirect, ex:
5155
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parents: 5062
diff changeset
   236
            return self.redirect(request=req, location=ex.location)
5223
6abd6e3599f4 #773448: refactor session and 'no connection' handling, by introducing proper web session. We should now be able to see page even when no anon is configured, and be redirected to the login form as soon as one tries to do a query.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5216
diff changeset
   237
        if https and req.session.anonymous_session:
0
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parents:
diff changeset
   238
            # don't allow anonymous on https connection
5155
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Adrien Chauve <adrien.chauve@logilab.fr>
parents: 5062
diff changeset
   239
            return self.request_auth(request=req)
0
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   240
        if self.url_rewriter is not None:
1115
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 151
diff changeset
   241
            # XXX should occur before authentication?
0
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   242
            try:
1936
c5af2fbda5b6 pass request to ApacheRewriter rewrite method
Florent <florent@secondweb.fr>
parents: 1543
diff changeset
   243
                path = self.url_rewriter.rewrite(host, origpath, req)
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   244
            except Redirect, ex:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   245
                return self.redirect(req, ex.location)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   246
            request.uri.replace(origpath, path, 1)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   247
        else:
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   248
            path = origpath
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   249
        if not path or path == "/":
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   250
            path = 'view'
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   251
        try:
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   252
            result = self.appli.publish(path, req)
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   253
        except DirectResponse, ex:
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   254
            return ex.response
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   255
        except StatusResponse, ex:
5155
1dea6e0fdfc1 Switched from TwistedWeb2 to TwistedWeb
Adrien Chauve <adrien.chauve@logilab.fr>
parents: 5062
diff changeset
   256
            return HTTPResponse(stream=ex.content, code=ex.status,
1dea6e0fdfc1 Switched from TwistedWeb2 to TwistedWeb
Adrien Chauve <adrien.chauve@logilab.fr>
parents: 5062
diff changeset
   257
                                twisted_request=req._twreq,
1dea6e0fdfc1 Switched from TwistedWeb2 to TwistedWeb
Adrien Chauve <adrien.chauve@logilab.fr>
parents: 5062
diff changeset
   258
                                headers=req.headers_out)
5223
6abd6e3599f4 #773448: refactor session and 'no connection' handling, by introducing proper web session. We should now be able to see page even when no anon is configured, and be redirected to the login form as soon as one tries to do a query.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5216
diff changeset
   259
        except AuthenticationError:
5155
1dea6e0fdfc1 Switched from TwistedWeb2 to TwistedWeb
Adrien Chauve <adrien.chauve@logilab.fr>
parents: 5062
diff changeset
   260
            return self.request_auth(request=req)
5223
6abd6e3599f4 #773448: refactor session and 'no connection' handling, by introducing proper web session. We should now be able to see page even when no anon is configured, and be redirected to the login form as soon as one tries to do a query.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5216
diff changeset
   261
        except LogOut, ex:
6abd6e3599f4 #773448: refactor session and 'no connection' handling, by introducing proper web session. We should now be able to see page even when no anon is configured, and be redirected to the login form as soon as one tries to do a query.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5216
diff changeset
   262
            if self.config['auth-mode'] == 'cookie' and ex.url:
5155
1dea6e0fdfc1 Switched from TwistedWeb2 to TwistedWeb
Adrien Chauve <adrien.chauve@logilab.fr>
parents: 5062
diff changeset
   263
                return self.redirect(request=req, location=ex.url)
4911
898c35be5873 #750055: make it easier to change post logout url
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4909
diff changeset
   264
            # in http we have to request auth to flush current http auth
898c35be5873 #750055: make it easier to change post logout url
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4909
diff changeset
   265
            # information
5155
1dea6e0fdfc1 Switched from TwistedWeb2 to TwistedWeb
Adrien Chauve <adrien.chauve@logilab.fr>
parents: 5062
diff changeset
   266
            return self.request_auth(request=req, loggedout=True)
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   267
        except Redirect, ex:
5155
1dea6e0fdfc1 Switched from TwistedWeb2 to TwistedWeb
Adrien Chauve <adrien.chauve@logilab.fr>
parents: 5062
diff changeset
   268
            return self.redirect(request=req, location=ex.location)
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   269
        # request may be referenced by "onetime callback", so clear its entity
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   270
        # cache to avoid memory usage
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   271
        req.drop_entity_cache()
5155
1dea6e0fdfc1 Switched from TwistedWeb2 to TwistedWeb
Adrien Chauve <adrien.chauve@logilab.fr>
parents: 5062
diff changeset
   272
        return HTTPResponse(twisted_request=req._twreq, code=http.OK,
1dea6e0fdfc1 Switched from TwistedWeb2 to TwistedWeb
Adrien Chauve <adrien.chauve@logilab.fr>
parents: 5062
diff changeset
   273
                            stream=result, headers=req.headers_out)
1420
25c13e5b12bd stop complaining about empty response, remove trailing spaces
sylvain.thenault@logilab.fr
parents: 1263
diff changeset
   274
5155
1dea6e0fdfc1 Switched from TwistedWeb2 to TwistedWeb
Adrien Chauve <adrien.chauve@logilab.fr>
parents: 5062
diff changeset
   275
    def redirect(self, request, location):
1dea6e0fdfc1 Switched from TwistedWeb2 to TwistedWeb
Adrien Chauve <adrien.chauve@logilab.fr>
parents: 5062
diff changeset
   276
        self.debug('redirecting to %s', str(location))
1dea6e0fdfc1 Switched from TwistedWeb2 to TwistedWeb
Adrien Chauve <adrien.chauve@logilab.fr>
parents: 5062
diff changeset
   277
        request.headers_out.setHeader('location', str(location))
1dea6e0fdfc1 Switched from TwistedWeb2 to TwistedWeb
Adrien Chauve <adrien.chauve@logilab.fr>
parents: 5062
diff changeset
   278
        # 303 See other
1dea6e0fdfc1 Switched from TwistedWeb2 to TwistedWeb
Adrien Chauve <adrien.chauve@logilab.fr>
parents: 5062
diff changeset
   279
        return HTTPResponse(twisted_request=request._twreq, code=303,
1dea6e0fdfc1 Switched from TwistedWeb2 to TwistedWeb
Adrien Chauve <adrien.chauve@logilab.fr>
parents: 5062
diff changeset
   280
                            headers=request.headers_out)
1dea6e0fdfc1 Switched from TwistedWeb2 to TwistedWeb
Adrien Chauve <adrien.chauve@logilab.fr>
parents: 5062
diff changeset
   281
1dea6e0fdfc1 Switched from TwistedWeb2 to TwistedWeb
Adrien Chauve <adrien.chauve@logilab.fr>
parents: 5062
diff changeset
   282
    def request_auth(self, request, loggedout=False):
1dea6e0fdfc1 Switched from TwistedWeb2 to TwistedWeb
Adrien Chauve <adrien.chauve@logilab.fr>
parents: 5062
diff changeset
   283
        if self.https_url and request.base_url() != self.https_url:
1dea6e0fdfc1 Switched from TwistedWeb2 to TwistedWeb
Adrien Chauve <adrien.chauve@logilab.fr>
parents: 5062
diff changeset
   284
            return self.redirect(request, self.https_url + 'login')
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   285
        if self.config['auth-mode'] == 'http':
5155
1dea6e0fdfc1 Switched from TwistedWeb2 to TwistedWeb
Adrien Chauve <adrien.chauve@logilab.fr>
parents: 5062
diff changeset
   286
            code = http.UNAUTHORIZED
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   287
        else:
5155
1dea6e0fdfc1 Switched from TwistedWeb2 to TwistedWeb
Adrien Chauve <adrien.chauve@logilab.fr>
parents: 5062
diff changeset
   288
            code = http.FORBIDDEN
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   289
        if loggedout:
5155
1dea6e0fdfc1 Switched from TwistedWeb2 to TwistedWeb
Adrien Chauve <adrien.chauve@logilab.fr>
parents: 5062
diff changeset
   290
            if request.https:
1dea6e0fdfc1 Switched from TwistedWeb2 to TwistedWeb
Adrien Chauve <adrien.chauve@logilab.fr>
parents: 5062
diff changeset
   291
                request._base_url =  self.base_url
1dea6e0fdfc1 Switched from TwistedWeb2 to TwistedWeb
Adrien Chauve <adrien.chauve@logilab.fr>
parents: 5062
diff changeset
   292
                request.https = False
1dea6e0fdfc1 Switched from TwistedWeb2 to TwistedWeb
Adrien Chauve <adrien.chauve@logilab.fr>
parents: 5062
diff changeset
   293
            content = self.appli.loggedout_content(request)
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   294
        else:
5155
1dea6e0fdfc1 Switched from TwistedWeb2 to TwistedWeb
Adrien Chauve <adrien.chauve@logilab.fr>
parents: 5062
diff changeset
   295
            content = self.appli.need_login_content(request)
1dea6e0fdfc1 Switched from TwistedWeb2 to TwistedWeb
Adrien Chauve <adrien.chauve@logilab.fr>
parents: 5062
diff changeset
   296
        return HTTPResponse(twisted_request=request._twreq,
1dea6e0fdfc1 Switched from TwistedWeb2 to TwistedWeb
Adrien Chauve <adrien.chauve@logilab.fr>
parents: 5062
diff changeset
   297
                            stream=content, code=code,
1dea6e0fdfc1 Switched from TwistedWeb2 to TwistedWeb
Adrien Chauve <adrien.chauve@logilab.fr>
parents: 5062
diff changeset
   298
                            headers=request.headers_out)
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   299
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   300
5335
9aed0b607130 [etwist] nicer, thouhg really not perferct) request max size exceeded support of json/frame posts
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5330
diff changeset
   301
JSON_PATHS = set(('json',))
9aed0b607130 [etwist] nicer, thouhg really not perferct) request max size exceeded support of json/frame posts
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5330
diff changeset
   302
FRAME_POST_PATHS = set(('validateform',))
1420
25c13e5b12bd stop complaining about empty response, remove trailing spaces
sylvain.thenault@logilab.fr
parents: 1263
diff changeset
   303
5270
6297d5265572 [etwist] allow to specify max size for POST request in the configuration. We should deal with this nicely on the js form validation code.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5243
diff changeset
   304
orig_gotLength = http.Request.gotLength
6297d5265572 [etwist] allow to specify max size for POST request in the configuration. We should deal with this nicely on the js form validation code.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5243
diff changeset
   305
@monkeypatch(http.Request)
6297d5265572 [etwist] allow to specify max size for POST request in the configuration. We should deal with this nicely on the js form validation code.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5243
diff changeset
   306
def gotLength(self, length):
6297d5265572 [etwist] allow to specify max size for POST request in the configuration. We should deal with this nicely on the js form validation code.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5243
diff changeset
   307
    orig_gotLength(self, length)
6297d5265572 [etwist] allow to specify max size for POST request in the configuration. We should deal with this nicely on the js form validation code.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5243
diff changeset
   308
    if length > MAX_POST_LENGTH: # length is 0 on GET
5335
9aed0b607130 [etwist] nicer, thouhg really not perferct) request max size exceeded support of json/frame posts
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5330
diff changeset
   309
        path = self.channel._path.split('?', 1)[0].rstrip('/').rsplit('/', 1)[-1]
5270
6297d5265572 [etwist] allow to specify max size for POST request in the configuration. We should deal with this nicely on the js form validation code.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5243
diff changeset
   310
        self.clientproto = 'HTTP/1.1' # not yet initialized
6297d5265572 [etwist] allow to specify max size for POST request in the configuration. We should deal with this nicely on the js form validation code.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5243
diff changeset
   311
        self.channel.persistent = 0   # force connection close on cleanup
6297d5265572 [etwist] allow to specify max size for POST request in the configuration. We should deal with this nicely on the js form validation code.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5243
diff changeset
   312
        self.setResponseCode(http.BAD_REQUEST)
5335
9aed0b607130 [etwist] nicer, thouhg really not perferct) request max size exceeded support of json/frame posts
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5330
diff changeset
   313
        if path in JSON_PATHS: # XXX better json path detection
9aed0b607130 [etwist] nicer, thouhg really not perferct) request max size exceeded support of json/frame posts
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5330
diff changeset
   314
            self.setHeader('content-type',"application/json")
9aed0b607130 [etwist] nicer, thouhg really not perferct) request max size exceeded support of json/frame posts
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5330
diff changeset
   315
            body = dumps({'reason': 'request max size exceeded'})
9aed0b607130 [etwist] nicer, thouhg really not perferct) request max size exceeded support of json/frame posts
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5330
diff changeset
   316
        elif path in FRAME_POST_PATHS: # XXX better frame post path detection
9aed0b607130 [etwist] nicer, thouhg really not perferct) request max size exceeded support of json/frame posts
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5330
diff changeset
   317
            self.setHeader('content-type',"text/html")
9aed0b607130 [etwist] nicer, thouhg really not perferct) request max size exceeded support of json/frame posts
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5330
diff changeset
   318
            body = ('<script type="text/javascript">'
9aed0b607130 [etwist] nicer, thouhg really not perferct) request max size exceeded support of json/frame posts
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5330
diff changeset
   319
                    'window.parent.handleFormValidationResponse(null, null, null, %s, null);'
9aed0b607130 [etwist] nicer, thouhg really not perferct) request max size exceeded support of json/frame posts
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5330
diff changeset
   320
                    '</script>' % dumps( (False, 'request max size exceeded', None) ))
9aed0b607130 [etwist] nicer, thouhg really not perferct) request max size exceeded support of json/frame posts
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5330
diff changeset
   321
        else:
9aed0b607130 [etwist] nicer, thouhg really not perferct) request max size exceeded support of json/frame posts
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5330
diff changeset
   322
            self.setHeader('content-type',"text/html")
9aed0b607130 [etwist] nicer, thouhg really not perferct) request max size exceeded support of json/frame posts
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5330
diff changeset
   323
            body = ("<html><head><title>Processing Failed</title></head><body>"
9aed0b607130 [etwist] nicer, thouhg really not perferct) request max size exceeded support of json/frame posts
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5330
diff changeset
   324
                    "<b>request max size exceeded</b></body></html>")
5270
6297d5265572 [etwist] allow to specify max size for POST request in the configuration. We should deal with this nicely on the js form validation code.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5243
diff changeset
   325
        self.setHeader('content-length', str(len(body)))
6297d5265572 [etwist] allow to specify max size for POST request in the configuration. We should deal with this nicely on the js form validation code.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5243
diff changeset
   326
        self.write(body)
6297d5265572 [etwist] allow to specify max size for POST request in the configuration. We should deal with this nicely on the js form validation code.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5243
diff changeset
   327
        # see request.finish(). Done here since we get error due to not full
6297d5265572 [etwist] allow to specify max size for POST request in the configuration. We should deal with this nicely on the js form validation code.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5243
diff changeset
   328
        # initialized request
6297d5265572 [etwist] allow to specify max size for POST request in the configuration. We should deal with this nicely on the js form validation code.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5243
diff changeset
   329
        self.finished = 1
6297d5265572 [etwist] allow to specify max size for POST request in the configuration. We should deal with this nicely on the js form validation code.
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parents: 5243
diff changeset
   330
        if not self.queued:
6297d5265572 [etwist] allow to specify max size for POST request in the configuration. We should deal with this nicely on the js form validation code.
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parents: 5243
diff changeset
   331
            self._cleanup()
6297d5265572 [etwist] allow to specify max size for POST request in the configuration. We should deal with this nicely on the js form validation code.
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parents: 5243
diff changeset
   332
        for d in self.notifications:
6297d5265572 [etwist] allow to specify max size for POST request in the configuration. We should deal with this nicely on the js form validation code.
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parents: 5243
diff changeset
   333
            d.callback(None)
6297d5265572 [etwist] allow to specify max size for POST request in the configuration. We should deal with this nicely on the js form validation code.
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parents: 5243
diff changeset
   334
        self.notifications = []
0
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parents:
diff changeset
   335
b97547f5f1fa Showtime !
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parents:
diff changeset
   336
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parents: 5062
diff changeset
   337
@monkeypatch(http.Request)
1dea6e0fdfc1 Switched from TwistedWeb2 to TwistedWeb
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parents: 5062
diff changeset
   338
def requestReceived(self, command, path, version):
1dea6e0fdfc1 Switched from TwistedWeb2 to TwistedWeb
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parents: 5062
diff changeset
   339
    """Called by channel when all data has been received.
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25c13e5b12bd stop complaining about empty response, remove trailing spaces
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parents: 1263
diff changeset
   340
5155
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parents: 5062
diff changeset
   341
    This method is not intended for users.
1dea6e0fdfc1 Switched from TwistedWeb2 to TwistedWeb
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parents: 5062
diff changeset
   342
    """
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f7d2df59231a cleanup
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parents: 5270
diff changeset
   343
    self.content.seek(0, 0)
5155
1dea6e0fdfc1 Switched from TwistedWeb2 to TwistedWeb
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parents: 5062
diff changeset
   344
    self.args = {}
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parents: 5062
diff changeset
   345
    self.files = {}
1dea6e0fdfc1 Switched from TwistedWeb2 to TwistedWeb
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parents: 5062
diff changeset
   346
    self.stack = []
1dea6e0fdfc1 Switched from TwistedWeb2 to TwistedWeb
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parents: 5062
diff changeset
   347
    self.method, self.uri = command, path
1dea6e0fdfc1 Switched from TwistedWeb2 to TwistedWeb
Adrien Chauve <adrien.chauve@logilab.fr>
parents: 5062
diff changeset
   348
    self.clientproto = version
1dea6e0fdfc1 Switched from TwistedWeb2 to TwistedWeb
Adrien Chauve <adrien.chauve@logilab.fr>
parents: 5062
diff changeset
   349
    x = self.uri.split('?', 1)
1dea6e0fdfc1 Switched from TwistedWeb2 to TwistedWeb
Adrien Chauve <adrien.chauve@logilab.fr>
parents: 5062
diff changeset
   350
    if len(x) == 1:
1dea6e0fdfc1 Switched from TwistedWeb2 to TwistedWeb
Adrien Chauve <adrien.chauve@logilab.fr>
parents: 5062
diff changeset
   351
        self.path = self.uri
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   352
    else:
5155
1dea6e0fdfc1 Switched from TwistedWeb2 to TwistedWeb
Adrien Chauve <adrien.chauve@logilab.fr>
parents: 5062
diff changeset
   353
        self.path, argstring = x
1dea6e0fdfc1 Switched from TwistedWeb2 to TwistedWeb
Adrien Chauve <adrien.chauve@logilab.fr>
parents: 5062
diff changeset
   354
        self.args = http.parse_qs(argstring, 1)
1dea6e0fdfc1 Switched from TwistedWeb2 to TwistedWeb
Adrien Chauve <adrien.chauve@logilab.fr>
parents: 5062
diff changeset
   355
    # cache the client and server information, we'll need this later to be
1dea6e0fdfc1 Switched from TwistedWeb2 to TwistedWeb
Adrien Chauve <adrien.chauve@logilab.fr>
parents: 5062
diff changeset
   356
    # serialized and sent with the request so CGIs will work remotely
1dea6e0fdfc1 Switched from TwistedWeb2 to TwistedWeb
Adrien Chauve <adrien.chauve@logilab.fr>
parents: 5062
diff changeset
   357
    self.client = self.channel.transport.getPeer()
1dea6e0fdfc1 Switched from TwistedWeb2 to TwistedWeb
Adrien Chauve <adrien.chauve@logilab.fr>
parents: 5062
diff changeset
   358
    self.host = self.channel.transport.getHost()
1dea6e0fdfc1 Switched from TwistedWeb2 to TwistedWeb
Adrien Chauve <adrien.chauve@logilab.fr>
parents: 5062
diff changeset
   359
    # Argument processing
1dea6e0fdfc1 Switched from TwistedWeb2 to TwistedWeb
Adrien Chauve <adrien.chauve@logilab.fr>
parents: 5062
diff changeset
   360
    ctype = self.getHeader('content-type')
1dea6e0fdfc1 Switched from TwistedWeb2 to TwistedWeb
Adrien Chauve <adrien.chauve@logilab.fr>
parents: 5062
diff changeset
   361
    if self.method == "POST" and ctype:
1dea6e0fdfc1 Switched from TwistedWeb2 to TwistedWeb
Adrien Chauve <adrien.chauve@logilab.fr>
parents: 5062
diff changeset
   362
        key, pdict = parse_header(ctype)
1dea6e0fdfc1 Switched from TwistedWeb2 to TwistedWeb
Adrien Chauve <adrien.chauve@logilab.fr>
parents: 5062
diff changeset
   363
        if key == 'application/x-www-form-urlencoded':
1dea6e0fdfc1 Switched from TwistedWeb2 to TwistedWeb
Adrien Chauve <adrien.chauve@logilab.fr>
parents: 5062
diff changeset
   364
            self.args.update(http.parse_qs(self.content.read(), 1))
1dea6e0fdfc1 Switched from TwistedWeb2 to TwistedWeb
Adrien Chauve <adrien.chauve@logilab.fr>
parents: 5062
diff changeset
   365
        elif key == 'multipart/form-data':
5272
f7d2df59231a cleanup
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5270
diff changeset
   366
            self.content.seek(0, 0)
5155
1dea6e0fdfc1 Switched from TwistedWeb2 to TwistedWeb
Adrien Chauve <adrien.chauve@logilab.fr>
parents: 5062
diff changeset
   367
            form = FieldStorage(self.content, self.received_headers,
1dea6e0fdfc1 Switched from TwistedWeb2 to TwistedWeb
Adrien Chauve <adrien.chauve@logilab.fr>
parents: 5062
diff changeset
   368
                                environ={'REQUEST_METHOD': 'POST'},
1dea6e0fdfc1 Switched from TwistedWeb2 to TwistedWeb
Adrien Chauve <adrien.chauve@logilab.fr>
parents: 5062
diff changeset
   369
                                keep_blank_values=1,
1dea6e0fdfc1 Switched from TwistedWeb2 to TwistedWeb
Adrien Chauve <adrien.chauve@logilab.fr>
parents: 5062
diff changeset
   370
                                strict_parsing=1)
1dea6e0fdfc1 Switched from TwistedWeb2 to TwistedWeb
Adrien Chauve <adrien.chauve@logilab.fr>
parents: 5062
diff changeset
   371
            for key in form:
1dea6e0fdfc1 Switched from TwistedWeb2 to TwistedWeb
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parents: 5062
diff changeset
   372
                value = form[key]
1dea6e0fdfc1 Switched from TwistedWeb2 to TwistedWeb
Adrien Chauve <adrien.chauve@logilab.fr>
parents: 5062
diff changeset
   373
                if isinstance(value, list):
1dea6e0fdfc1 Switched from TwistedWeb2 to TwistedWeb
Adrien Chauve <adrien.chauve@logilab.fr>
parents: 5062
diff changeset
   374
                    self.args[key] = [v.value for v in value]
1dea6e0fdfc1 Switched from TwistedWeb2 to TwistedWeb
Adrien Chauve <adrien.chauve@logilab.fr>
parents: 5062
diff changeset
   375
                elif value.filename:
1dea6e0fdfc1 Switched from TwistedWeb2 to TwistedWeb
Adrien Chauve <adrien.chauve@logilab.fr>
parents: 5062
diff changeset
   376
                    if value.done != -1: # -1 is transfer has been interrupted
1dea6e0fdfc1 Switched from TwistedWeb2 to TwistedWeb
Adrien Chauve <adrien.chauve@logilab.fr>
parents: 5062
diff changeset
   377
                        self.files[key] = (value.filename, value.file)
1dea6e0fdfc1 Switched from TwistedWeb2 to TwistedWeb
Adrien Chauve <adrien.chauve@logilab.fr>
parents: 5062
diff changeset
   378
                    else:
1dea6e0fdfc1 Switched from TwistedWeb2 to TwistedWeb
Adrien Chauve <adrien.chauve@logilab.fr>
parents: 5062
diff changeset
   379
                        self.files[key] = (None, None)
1dea6e0fdfc1 Switched from TwistedWeb2 to TwistedWeb
Adrien Chauve <adrien.chauve@logilab.fr>
parents: 5062
diff changeset
   380
                else:
1dea6e0fdfc1 Switched from TwistedWeb2 to TwistedWeb
Adrien Chauve <adrien.chauve@logilab.fr>
parents: 5062
diff changeset
   381
                    self.args[key] = value.value
1dea6e0fdfc1 Switched from TwistedWeb2 to TwistedWeb
Adrien Chauve <adrien.chauve@logilab.fr>
parents: 5062
diff changeset
   382
    self.process()
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   383
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   384
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   385
from logging import getLogger
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   386
from cubicweb import set_log_methods
5155
1dea6e0fdfc1 Switched from TwistedWeb2 to TwistedWeb
Adrien Chauve <adrien.chauve@logilab.fr>
parents: 5062
diff changeset
   387
LOGGER = getLogger('cubicweb.twisted')
1dea6e0fdfc1 Switched from TwistedWeb2 to TwistedWeb
Adrien Chauve <adrien.chauve@logilab.fr>
parents: 5062
diff changeset
   388
set_log_methods(CubicWebRootResource, LOGGER)
2654
6512522860aa [twisted] don't use twistd anymore, all-in-one.py file is needed anymore
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2476
diff changeset
   389
5653
c562791df9d2 [web server] vregistry may now be passed as named argument in CubicWebRootResource constructor
Julien Jehannet <julien.jehannet@logilab.fr>
parents: 5555
diff changeset
   390
def run(config, vreg=None, debug=None):
c562791df9d2 [web server] vregistry may now be passed as named argument in CubicWebRootResource constructor
Julien Jehannet <julien.jehannet@logilab.fr>
parents: 5555
diff changeset
   391
    if debug is not None:
c562791df9d2 [web server] vregistry may now be passed as named argument in CubicWebRootResource constructor
Julien Jehannet <julien.jehannet@logilab.fr>
parents: 5555
diff changeset
   392
        config.debugmode = debug
2654
6512522860aa [twisted] don't use twistd anymore, all-in-one.py file is needed anymore
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2476
diff changeset
   393
    # create the site
5653
c562791df9d2 [web server] vregistry may now be passed as named argument in CubicWebRootResource constructor
Julien Jehannet <julien.jehannet@logilab.fr>
parents: 5555
diff changeset
   394
    root_resource = CubicWebRootResource(config, vreg=vreg)
2654
6512522860aa [twisted] don't use twistd anymore, all-in-one.py file is needed anymore
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2476
diff changeset
   395
    website = server.Site(root_resource)
6512522860aa [twisted] don't use twistd anymore, all-in-one.py file is needed anymore
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2476
diff changeset
   396
    # serve it via standard HTTP on port set in the configuration
6512522860aa [twisted] don't use twistd anymore, all-in-one.py file is needed anymore
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2476
diff changeset
   397
    port = config['port'] or 8080
5155
1dea6e0fdfc1 Switched from TwistedWeb2 to TwistedWeb
Adrien Chauve <adrien.chauve@logilab.fr>
parents: 5062
diff changeset
   398
    reactor.listenTCP(port, website)
2694
4303ff921a9b [twisted] use cubicweb.twisted.logger instead of print to notify when the instance is started
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2685
diff changeset
   399
    logger = getLogger('cubicweb.twisted')
5442
3ed8afbbdf70 [webconfig] refactor/cleanup debug mode management on startup: simply use config.debugmode instead of debug argument everywhere...
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5426
diff changeset
   400
    if not config.debugmode:
4219
87203a0a3a81 do not attempt to daemonize under windows
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 4212
diff changeset
   401
        if sys.platform == 'win32':
4221
da84ca26896d raising ConfigurationError is cleaner; remove some unused imports
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 4219
diff changeset
   402
            raise ConfigurationError("Under windows, you must use the service management "
da84ca26896d raising ConfigurationError is cleaner; remove some unused imports
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 4219
diff changeset
   403
                                     "commands (e.g : 'net start my_instance)'")
5653
c562791df9d2 [web server] vregistry may now be passed as named argument in CubicWebRootResource constructor
Julien Jehannet <julien.jehannet@logilab.fr>
parents: 5555
diff changeset
   404
        logger.info('instance started in the background on %s', root_resource.base_url)
5553
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5491
diff changeset
   405
        if daemonize(config['pid-file']):
3606
8326aceecb46 fix startup as a daemon
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3558
diff changeset
   406
            return # child process
8326aceecb46 fix startup as a daemon
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3558
diff changeset
   407
    root_resource.init_publisher() # before changing uid
3193
c1a8456cb5f9 should change process'user once pid file has been written
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3181
diff changeset
   408
    if config['uid'] is not None:
c1a8456cb5f9 should change process'user once pid file has been written
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3181
diff changeset
   409
        try:
c1a8456cb5f9 should change process'user once pid file has been written
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3181
diff changeset
   410
            uid = int(config['uid'])
c1a8456cb5f9 should change process'user once pid file has been written
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3181
diff changeset
   411
        except ValueError:
c1a8456cb5f9 should change process'user once pid file has been written
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3181
diff changeset
   412
            from pwd import getpwnam
c1a8456cb5f9 should change process'user once pid file has been written
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3181
diff changeset
   413
            uid = getpwnam(config['uid']).pw_uid
c1a8456cb5f9 should change process'user once pid file has been written
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3181
diff changeset
   414
        os.setuid(uid)
3606
8326aceecb46 fix startup as a daemon
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3558
diff changeset
   415
    root_resource.start_service()
3791
62d6ab877694 put back url info started at the end of initialisations
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 3641
diff changeset
   416
    logger.info('instance started on %s', root_resource.base_url)
2654
6512522860aa [twisted] don't use twistd anymore, all-in-one.py file is needed anymore
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2476
diff changeset
   417
    if config['profile']:
4960
26b2468a1e73 [etwist] cleanup, use cProfile instead of hotshot
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4914
diff changeset
   418
        import cProfile
26b2468a1e73 [etwist] cleanup, use cProfile instead of hotshot
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4914
diff changeset
   419
        cProfile.runctx('reactor.run()', globals(), locals(), config['profile'])
2654
6512522860aa [twisted] don't use twistd anymore, all-in-one.py file is needed anymore
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2476
diff changeset
   420
    else:
6512522860aa [twisted] don't use twistd anymore, all-in-one.py file is needed anymore
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2476
diff changeset
   421
        reactor.run()