etwist/server.py
author Sylvain Thénault <sylvain.thenault@logilab.fr>
Fri, 21 Aug 2009 08:43:00 +0200
branch3.5
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child 3181 735c5f9fcded
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"""twisted server for CubicWeb web instances
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:organization: Logilab
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:copyright: 2001-2009 LOGILAB S.A. (Paris, FRANCE), license is LGPL v2.
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:contact: http://www.logilab.fr/ -- mailto:contact@logilab.fr
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:license: GNU Lesser General Public License, v2.1 - http://www.gnu.org/licenses
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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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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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import hotshot
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from twisted.application import service, strports
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from twisted.scripts._twistd_unix import daemonize
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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.web2 import channel, http, server, iweb
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from twisted.web2 import static, resource, responsecode
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from cubicweb import ObjectNotFound, CW_EVENT_MANAGER
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from cubicweb.web import (AuthenticationError, NotFound, Redirect,
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                          RemoteCallFailed, DirectResponse, StatusResponse,
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                          ExplicitLogin)
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from cubicweb.web.application import CubicWebPublisher
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from cubicweb.etwist.request import CubicWebTwistedRequestAdapter
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def start_task(interval, func):
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    lc = task.LoopingCall(func)
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    lc.start(interval)
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def start_looping_tasks(repo):
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    for interval, func, args in repo._looping_tasks:
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        repo.info('starting twisted task %s with interval %.2fs',
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                  func.__name__, interval)
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        def catch_error_func(repo=repo, func=func, args=args):
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            try:
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                func(*args)
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            except:
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                repo.exception('error in looping task')
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        start_task(interval, catch_error_func)
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    # ensure no tasks will be further added
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    repo._looping_tasks = ()
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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 LongTimeExpiringFile(static.File):
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    """overrides static.File and sets a far futre ``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 renderHTTP(self, request):
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        def setExpireHeader(response):
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            response = iweb.IResponse(response)
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            # Don't provide additional resource information to error responses
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            if response.code < 400:
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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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                response.headers.setHeader('Expires', mktime(expires.timetuple()))
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            return response
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        d = maybeDeferred(super(LongTimeExpiringFile, self).renderHTTP, request)
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        return d.addCallback(setExpireHeader)
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class CubicWebRootResource(resource.PostableResource):
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    addSlash = False
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    def __init__(self, config, debug=None):
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        self.appli = CubicWebPublisher(config, debug=debug)
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        self.debugmode = debug
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        self.config = config
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        self.base_url = config['base-url'] or config.default_base_url()
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        self.versioned_datadir = 'data%s' % config.instance_md5_version()
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        assert self.base_url[-1] == '/'
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        self.https_url = config['https-url']
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        assert not self.https_url or self.https_url[-1] == '/'
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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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            # monkey patch start_looping_task to get proper reactor integration
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            self.appli.repo.__class__.start_looping_tasks = start_looping_tasks
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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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                start_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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        interval = min(config['cleanup-session-time'] or 120,
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                       config['cleanup-anonymous-session-time'] or 720) / 2.
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        start_task(interval, self.appli.session_handler.clean_sessions)
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    def set_url_rewriter(self):
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        self.url_rewriter = self.appli.vreg['components'].select_object('urlrewriter')
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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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parents:
diff changeset
   125
        self.appli.repo.shutdown()
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   126
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parents:
diff changeset
   127
    def pyro_loop_event(self):
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parents:
diff changeset
   128
        """listen for pyro events"""
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   129
        try:
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parents:
diff changeset
   130
            self.pyro_daemon.handleRequests(self.pyro_listen_timeout)
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parents:
diff changeset
   131
        except select.error:
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parents:
diff changeset
   132
            return
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parents: 1263
diff changeset
   133
0
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parents:
diff changeset
   134
    def locateChild(self, request, segments):
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parents:
diff changeset
   135
        """Indicate which resource to use to process down the URL's path"""
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   136
        if segments:
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   137
            if segments[0] == 'https':
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   138
                segments = segments[1:]
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   139
            if len(segments) >= 2:
151
343e7a18675d static files support
Sylvain Thenault <sylvain.thenault@logilab.fr>
parents: 0
diff changeset
   140
                if segments[0] in (self.versioned_datadir, 'data', 'static'):
343e7a18675d static files support
Sylvain Thenault <sylvain.thenault@logilab.fr>
parents: 0
diff changeset
   141
                    # Anything in data/, static/ is treated as static files
343e7a18675d static files support
Sylvain Thenault <sylvain.thenault@logilab.fr>
parents: 0
diff changeset
   142
                    if segments[0] == 'static':
343e7a18675d static files support
Sylvain Thenault <sylvain.thenault@logilab.fr>
parents: 0
diff changeset
   143
                        # instance static directory
343e7a18675d static files support
Sylvain Thenault <sylvain.thenault@logilab.fr>
parents: 0
diff changeset
   144
                        datadir = self.config.static_directory
2169
124fb0b9fa4b fckeditor may be a subdirectory of the data directory
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 1977
diff changeset
   145
                    elif segments[1] == 'fckeditor':
124fb0b9fa4b fckeditor may be a subdirectory of the data directory
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 1977
diff changeset
   146
                        fckeditordir = self.config.ext_resources['FCKEDITOR_PATH']
124fb0b9fa4b fckeditor may be a subdirectory of the data directory
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 1977
diff changeset
   147
                        return static.File(fckeditordir), segments[2:]
151
343e7a18675d static files support
Sylvain Thenault <sylvain.thenault@logilab.fr>
parents: 0
diff changeset
   148
                    else:
343e7a18675d static files support
Sylvain Thenault <sylvain.thenault@logilab.fr>
parents: 0
diff changeset
   149
                        # cube static data file
343e7a18675d static files support
Sylvain Thenault <sylvain.thenault@logilab.fr>
parents: 0
diff changeset
   150
                        datadir = self.config.locate_resource(segments[1])
343e7a18675d static files support
Sylvain Thenault <sylvain.thenault@logilab.fr>
parents: 0
diff changeset
   151
                        if datadir is None:
343e7a18675d static files support
Sylvain Thenault <sylvain.thenault@logilab.fr>
parents: 0
diff changeset
   152
                            return None, []
0
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   153
                    self.info('static file %s from %s', segments[-1], datadir)
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   154
                    if segments[0] == 'data':
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   155
                        return static.File(str(datadir)), segments[1:]
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   156
                    else:
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   157
                        return LongTimeExpiringFile(datadir), segments[1:]
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   158
                elif segments[0] == 'fckeditor':
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   159
                    fckeditordir = self.config.ext_resources['FCKEDITOR_PATH']
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   160
                    return static.File(fckeditordir), segments[1:]
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   161
        # Otherwise we use this single resource
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   162
        return self, ()
1420
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sylvain.thenault@logilab.fr
parents: 1263
diff changeset
   163
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   164
    def render(self, request):
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   165
        """Render a page from the root resource"""
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   166
        # reload modified files (only in development or debug mode)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   167
        if self.config.mode == 'dev' or self.debugmode:
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   168
            self.appli.vreg.register_objects(self.config.vregistry_path())
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   169
        if self.config['profile']: # default profiler don't trace threads
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   170
            return self.render_request(request)
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   171
        else:
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   172
            return threads.deferToThread(self.render_request, request)
1420
25c13e5b12bd stop complaining about empty response, remove trailing spaces
sylvain.thenault@logilab.fr
parents: 1263
diff changeset
   173
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   174
    def render_request(self, request):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   175
        origpath = request.path
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   176
        host = request.host
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   177
        # dual http/https access handling: expect a rewrite rule to prepend
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   178
        # 'https' to the path to detect https access
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   179
        if origpath.split('/', 2)[1] == 'https':
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   180
            origpath = origpath[6:]
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   181
            request.uri = request.uri[6:]
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   182
            https = True
1420
25c13e5b12bd stop complaining about empty response, remove trailing spaces
sylvain.thenault@logilab.fr
parents: 1263
diff changeset
   183
            baseurl = self.https_url or self.base_url
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   184
        else:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   185
            https = False
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   186
            baseurl = self.base_url
1520
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
   187
        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
   188
            baseurl = host_prefixed_baseurl(baseurl, host)
dca9817bb337 fix use-request-subdomain option behaviour and add tests
Florent <florent@secondweb.fr>
parents: 1542
diff changeset
   189
            self.warning('used baseurl is %s for this request', baseurl)
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   190
        req = CubicWebTwistedRequestAdapter(request, self.appli.vreg, https, baseurl)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   191
        if req.authmode == 'http':
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   192
            # activate realm-based auth
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   193
            realm = self.config['realm']
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   194
            req.set_header('WWW-Authenticate', [('Basic', {'realm' : realm })], raw=False)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   195
        try:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   196
            self.appli.connect(req)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   197
        except AuthenticationError:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   198
            return self.request_auth(req)
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   199
        except Redirect, ex:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   200
            return self.redirect(req, ex.location)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   201
        if https and req.cnx.anonymous_connection:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   202
            # don't allow anonymous on https connection
1420
25c13e5b12bd stop complaining about empty response, remove trailing spaces
sylvain.thenault@logilab.fr
parents: 1263
diff changeset
   203
            return self.request_auth(req)
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   204
        if self.url_rewriter is not None:
1115
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 151
diff changeset
   205
            # XXX should occur before authentication?
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   206
            try:
1936
c5af2fbda5b6 pass request to ApacheRewriter rewrite method
Florent <florent@secondweb.fr>
parents: 1543
diff changeset
   207
                path = self.url_rewriter.rewrite(host, origpath, req)
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   208
            except Redirect, ex:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   209
                return self.redirect(req, ex.location)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   210
            request.uri.replace(origpath, path, 1)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   211
        else:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   212
            path = origpath
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   213
        if not path or path == "/":
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   214
            path = 'view'
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   215
        try:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   216
            result = self.appli.publish(path, req)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   217
        except DirectResponse, ex:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   218
            return ex.response
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   219
        except StatusResponse, ex:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   220
            return http.Response(stream=ex.content, code=ex.status,
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   221
                                 headers=req.headers_out or None)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   222
        except RemoteCallFailed, ex:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   223
            req.set_header('content-type', 'application/json')
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   224
            return http.Response(stream=ex.dumps(),
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   225
                                 code=responsecode.INTERNAL_SERVER_ERROR)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   226
        except NotFound:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   227
            result = self.appli.notfound_content(req)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   228
            return http.Response(stream=result, code=responsecode.NOT_FOUND,
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   229
                                 headers=req.headers_out or None)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   230
        except ExplicitLogin:  # must be before AuthenticationError
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   231
            return self.request_auth(req)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   232
        except AuthenticationError:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   233
            if self.config['auth-mode'] == 'cookie':
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   234
                # in cookie mode redirecting to the index view is enough :
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   235
                # either anonymous connection is allowed and the page will
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   236
                # be displayed or we'll be redirected to the login form
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   237
                msg = req._('you have been logged out')
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   238
                if req.https:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   239
                    req._base_url =  self.base_url
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   240
                    req.https = False
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   241
                url = req.build_url('view', vid='index', __message=msg)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   242
                return self.redirect(req, url)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   243
            else:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   244
                # in http we have to request auth to flush current http auth
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   245
                # information
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   246
                return self.request_auth(req, loggedout=True)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   247
        except Redirect, ex:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   248
            return self.redirect(req, ex.location)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   249
        # request may be referenced by "onetime callback", so clear its entity
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   250
        # cache to avoid memory usage
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   251
        req.drop_entity_cache()
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   252
        return http.Response(stream=result, code=responsecode.OK,
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   253
                             headers=req.headers_out or None)
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   255
    def redirect(self, req, location):
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   256
        req.headers_out.setHeader('location', str(location))
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   257
        self.debug('redirecting to %s', location)
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        # 303 See other
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   259
        return http.Response(code=303, headers=req.headers_out)
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   260
0
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   261
    def request_auth(self, req, loggedout=False):
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   262
        if self.https_url and req.base_url() != self.https_url:
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diff changeset
   263
            req.headers_out.setHeader('location', self.https_url + 'login')
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diff changeset
   264
            return http.Response(code=303, headers=req.headers_out)
0
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diff changeset
   265
        if self.config['auth-mode'] == 'http':
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diff changeset
   266
            code = responsecode.UNAUTHORIZED
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diff changeset
   267
        else:
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   268
            code = responsecode.FORBIDDEN
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diff changeset
   269
        if loggedout:
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   270
            if req.https:
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   271
                req._base_url =  self.base_url
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                req.https = False
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   273
            content = self.appli.loggedout_content(req)
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   274
        else:
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   275
            content = self.appli.need_login_content(req)
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   276
        return http.Response(code, req.headers_out, content)
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   277
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   278
from twisted.python import failure
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   279
from twisted.internet import defer
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   280
from twisted.web2 import fileupload
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   281
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   282
# XXX set max file size to 100Mo: put max upload size in the configuration
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   283
# line below for twisted >= 8.0, default param value for earlier version
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diff changeset
   284
resource.PostableResource.maxSize = 100*1024*1024
0
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diff changeset
   285
def parsePOSTData(request, maxMem=100*1024, maxFields=1024,
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parents:
diff changeset
   286
                  maxSize=100*1024*1024):
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diff changeset
   287
    if request.stream.length == 0:
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diff changeset
   288
        return defer.succeed(None)
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parents: 1263
diff changeset
   289
0
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diff changeset
   290
    ctype = request.headers.getHeader('content-type')
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parents:
diff changeset
   291
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diff changeset
   292
    if ctype is None:
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diff changeset
   293
        return defer.succeed(None)
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parents:
diff changeset
   294
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diff changeset
   295
    def updateArgs(data):
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parents:
diff changeset
   296
        args = data
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parents:
diff changeset
   297
        request.args.update(args)
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parents:
diff changeset
   298
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diff changeset
   299
    def updateArgsAndFiles(data):
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diff changeset
   300
        args, files = data
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parents:
diff changeset
   301
        request.args.update(args)
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parents:
diff changeset
   302
        request.files.update(files)
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parents:
diff changeset
   303
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diff changeset
   304
    def error(f):
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parents:
diff changeset
   305
        f.trap(fileupload.MimeFormatError)
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parents:
diff changeset
   306
        raise http.HTTPError(responsecode.BAD_REQUEST)
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parents: 1263
diff changeset
   307
0
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parents:
diff changeset
   308
    if ctype.mediaType == 'application' and ctype.mediaSubtype == 'x-www-form-urlencoded':
b97547f5f1fa Showtime !
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parents:
diff changeset
   309
        d = fileupload.parse_urlencoded(request.stream, keep_blank_values=True)
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parents:
diff changeset
   310
        d.addCallbacks(updateArgs, error)
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parents:
diff changeset
   311
        return d
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parents:
diff changeset
   312
    elif ctype.mediaType == 'multipart' and ctype.mediaSubtype == 'form-data':
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parents:
diff changeset
   313
        boundary = ctype.params.get('boundary')
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parents:
diff changeset
   314
        if boundary is None:
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parents:
diff changeset
   315
            return defer.fail(http.HTTPError(
b97547f5f1fa Showtime !
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parents:
diff changeset
   316
                http.StatusResponse(responsecode.BAD_REQUEST,
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parents:
diff changeset
   317
                                    "Boundary not specified in Content-Type.")))
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parents:
diff changeset
   318
        d = fileupload.parseMultipartFormData(request.stream, boundary,
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parents:
diff changeset
   319
                                              maxMem, maxFields, maxSize)
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diff changeset
   320
        d.addCallbacks(updateArgsAndFiles, error)
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parents:
diff changeset
   321
        return d
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diff changeset
   322
    else:
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diff changeset
   323
        raise http.HTTPError(responsecode.BAD_REQUEST)
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parents:
diff changeset
   324
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parents:
diff changeset
   325
server.parsePOSTData = parsePOSTData
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parents:
diff changeset
   326
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parents:
diff changeset
   327
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parents:
diff changeset
   328
from logging import getLogger
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diff changeset
   329
from cubicweb import set_log_methods
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diff changeset
   330
set_log_methods(CubicWebRootResource, getLogger('cubicweb.twisted'))
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parents:
diff changeset
   331
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   332
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   333
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parents:
diff changeset
   334
def _gc_debug():
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parents:
diff changeset
   335
    import gc
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parents:
diff changeset
   336
    from pprint import pprint
2657
de974465d381 [appobject] kill VObject class, move base selector classes to appobject
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2654
diff changeset
   337
    from cubicweb.appobject import AppObject
0
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parents:
diff changeset
   338
    gc.collect()
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parents:
diff changeset
   339
    count = 0
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parents:
diff changeset
   340
    acount = 0
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   341
    ocount = {}
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parents:
diff changeset
   342
    for obj in gc.get_objects():
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   343
        if isinstance(obj, CubicWebTwistedRequestAdapter):
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parents:
diff changeset
   344
            count += 1
2657
de974465d381 [appobject] kill VObject class, move base selector classes to appobject
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2654
diff changeset
   345
        elif isinstance(obj, AppObject):
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   346
            acount += 1
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parents:
diff changeset
   347
        else:
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   348
            try:
1132
96752791c2b6 pylint cleanup
sylvain.thenault@logilab.fr
parents: 1016
diff changeset
   349
                ocount[obj.__class__] += 1
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   350
            except KeyError:
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parents:
diff changeset
   351
                ocount[obj.__class__] = 1
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   352
            except AttributeError:
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parents:
diff changeset
   353
                pass
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parents:
diff changeset
   354
    print 'IN MEM REQUESTS', count
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parents:
diff changeset
   355
    print 'IN MEM APPOBJECTS', acount
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   356
    ocount = sorted(ocount.items(), key=lambda x: x[1], reverse=True)[:20]
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   357
    pprint(ocount)
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   358
    print 'UNREACHABLE', gc.garbage
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
   359
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
   360
def run(config, debug):
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
   361
    # create the site
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
   362
    root_resource = CubicWebRootResource(config, debug)
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
   363
    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
   364
    # 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
   365
    port = config['port'] or 8080
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
   366
    reactor.listenTCP(port, channel.HTTPFactory(website))
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
   367
    baseurl = config['base-url'] or config.default_base_url()
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
   368
    logger = getLogger('cubicweb.twisted')
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
   369
    logger.info('instance started on %s', baseurl)
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
   370
    if not debug:
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
   371
        daemonize()
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
   372
        if config['pid-file']:
2711
7aee3bd7a704 ensure runtime dir exists
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2708
diff changeset
   373
            # ensure the directory where the pid-file should be set exists (for
7aee3bd7a704 ensure runtime dir exists
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2708
diff changeset
   374
            # instance /var/run/cubicweb may be deleted on computer restart)
7aee3bd7a704 ensure runtime dir exists
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2708
diff changeset
   375
            piddir = os.path.dirname(config['pid-file'])
7aee3bd7a704 ensure runtime dir exists
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2708
diff changeset
   376
            if not os.path.exists(piddir):
7aee3bd7a704 ensure runtime dir exists
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2708
diff changeset
   377
                os.makedirs(piddir)
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
   378
            file(config['pid-file'], 'w').write(str(os.getpid()))
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
   379
    if config['profile']:
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
   380
        prof = hotshot.Profile(config['profile'])
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
   381
        prof.runcall(reactor.run)
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
   382
    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
   383
        reactor.run()