libervia-backend: src/plugins/plugin_xep

annotate src/plugins/plugin_xep_0047.py @ 2548:54b3853b55c0

plugin uri finder: plugin to find URIs in well-known locations

author	Goffi <goffi@goffi.org>
date	Sat, 31 Mar 2018 17:20:14 +0200
parents	67cc54b01a12
children

rev	line source
1934 2daf7b4c6756 use of /usr/bin/env instead of /usr/bin/python in shebang Goffi <goffi@goffi.org> parents: 1766 diff changeset	1 #!/usr/bin/env python2
384 785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation Goffi <goffi@goffi.org> parents: diff changeset	2 # -- coding: utf-8 --
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation Goffi <goffi@goffi.org> parents: diff changeset	3
609 84a6e83157c2 fixed licences in docstrings (they are now in comments) Goffi <goffi@goffi.org> parents: 594 diff changeset	4 # SAT plugin for managing gateways (xep-0047)
2483 0046283a285d dates update Goffi <goffi@goffi.org> parents: 2414 diff changeset	5 # Copyright (C) 2009-2018 Jérôme Poisson (goffi@goffi.org)
384 785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation Goffi <goffi@goffi.org> parents: diff changeset	6
609 84a6e83157c2 fixed licences in docstrings (they are now in comments) Goffi <goffi@goffi.org> parents: 594 diff changeset	7 # This program is free software: you can redistribute it and/or modify
84a6e83157c2 fixed licences in docstrings (they are now in comments) Goffi <goffi@goffi.org> parents: 594 diff changeset	8 # it under the terms of the GNU Affero General Public License as published by
84a6e83157c2 fixed licences in docstrings (they are now in comments) Goffi <goffi@goffi.org> parents: 594 diff changeset	9 # the Free Software Foundation, either version 3 of the License, or
84a6e83157c2 fixed licences in docstrings (they are now in comments) Goffi <goffi@goffi.org> parents: 594 diff changeset	10 # (at your option) any later version.
384 785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation Goffi <goffi@goffi.org> parents: diff changeset	11
609 84a6e83157c2 fixed licences in docstrings (they are now in comments) Goffi <goffi@goffi.org> parents: 594 diff changeset	12 # This program is distributed in the hope that it will be useful,
84a6e83157c2 fixed licences in docstrings (they are now in comments) Goffi <goffi@goffi.org> parents: 594 diff changeset	13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
84a6e83157c2 fixed licences in docstrings (they are now in comments) Goffi <goffi@goffi.org> parents: 594 diff changeset	14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
84a6e83157c2 fixed licences in docstrings (they are now in comments) Goffi <goffi@goffi.org> parents: 594 diff changeset	15 # GNU Affero General Public License for more details.
384 785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation Goffi <goffi@goffi.org> parents: diff changeset	16
609 84a6e83157c2 fixed licences in docstrings (they are now in comments) Goffi <goffi@goffi.org> parents: 594 diff changeset	17 # You should have received a copy of the GNU Affero General Public License
84a6e83157c2 fixed licences in docstrings (they are now in comments) Goffi <goffi@goffi.org> parents: 594 diff changeset	18 # along with this program. If not, see <http://www.gnu.org/licenses/>.
384 785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation Goffi <goffi@goffi.org> parents: diff changeset	19
771 bfabeedbf32e core: i18n refactoring: Goffi <goffi@goffi.org> parents: 638 diff changeset	20 from sat.core.i18n import _
993 301b342c697a core: use of the new core.log module: Goffi <goffi@goffi.org> parents: 941 diff changeset	21 from sat.core.log import getLogger
301b342c697a core: use of the new core.log module: Goffi <goffi@goffi.org> parents: 941 diff changeset	22 log = getLogger(__name__)
1558 6a8dd91476f0 plugin XEP-0047: minor improvements Goffi <goffi@goffi.org> parents: 1524 diff changeset	23 from sat.core.constants import Const as C
1524 7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	24 from sat.core import exceptions
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	25 from twisted.words.protocols.jabber import jid
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	26 from twisted.words.protocols.jabber import xmlstream
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	27 from twisted.words.protocols.jabber import error
384 785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation Goffi <goffi@goffi.org> parents: diff changeset	28 from twisted.internet import reactor
1524 7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	29 from twisted.internet import defer
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	30 from twisted.python import failure
384 785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation Goffi <goffi@goffi.org> parents: diff changeset	31
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation Goffi <goffi@goffi.org> parents: diff changeset	32 from wokkel import disco, iwokkel
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation Goffi <goffi@goffi.org> parents: diff changeset	33
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation Goffi <goffi@goffi.org> parents: diff changeset	34 from zope.interface import implements
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation Goffi <goffi@goffi.org> parents: diff changeset	35
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation Goffi <goffi@goffi.org> parents: diff changeset	36 import base64
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation Goffi <goffi@goffi.org> parents: diff changeset	37
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation Goffi <goffi@goffi.org> parents: diff changeset	38 try:
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation Goffi <goffi@goffi.org> parents: diff changeset	39 from twisted.words.protocols.xmlstream import XMPPHandler
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation Goffi <goffi@goffi.org> parents: diff changeset	40 except ImportError:
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation Goffi <goffi@goffi.org> parents: diff changeset	41 from wokkel.subprotocols import XMPPHandler
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation Goffi <goffi@goffi.org> parents: diff changeset	42
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation Goffi <goffi@goffi.org> parents: diff changeset	43 MESSAGE = '/message'
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation Goffi <goffi@goffi.org> parents: diff changeset	44 IQ_SET = '/iq[@type="set"]'
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation Goffi <goffi@goffi.org> parents: diff changeset	45 NS_IBB = 'http://jabber.org/protocol/ibb'
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation Goffi <goffi@goffi.org> parents: diff changeset	46 IBB_OPEN = IQ_SET + '/open[@xmlns="' + NS_IBB + '"]'
1524 7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	47 IBB_CLOSE = IQ_SET + '/close[@xmlns="' + NS_IBB + '" and @sid="{}"]'
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	48 IBB_IQ_DATA = IQ_SET + '/data[@xmlns="' + NS_IBB + '" and @sid="{}"]'
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	49 IBB_MESSAGE_DATA = MESSAGE + '/data[@xmlns="' + NS_IBB + '" and @sid="{}"]'
1628 e9936fcfaf91 plugin 0047: increased timeout to 120s Goffi <goffi@goffi.org> parents: 1583 diff changeset	50 TIMEOUT = 120 # timeout for workflow
1524 7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	51 DEFER_KEY = 'finished' # key of the deferred used to track session end
384 785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation Goffi <goffi@goffi.org> parents: diff changeset	52
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation Goffi <goffi@goffi.org> parents: diff changeset	53 PLUGIN_INFO = {
2145 33c8c4973743 core (plugins): added missing contants + use of new constants in PLUGIN_INFO Goffi <goffi@goffi.org> parents: 2144 diff changeset	54 C.PI_NAME: "In-Band Bytestream Plugin",
33c8c4973743 core (plugins): added missing contants + use of new constants in PLUGIN_INFO Goffi <goffi@goffi.org> parents: 2144 diff changeset	55 C.PI_IMPORT_NAME: "XEP-0047",
33c8c4973743 core (plugins): added missing contants + use of new constants in PLUGIN_INFO Goffi <goffi@goffi.org> parents: 2144 diff changeset	56 C.PI_TYPE: "XEP",
2504 67cc54b01a12 plugin file sharing component: first draft: Goffi <goffi@goffi.org> parents: 2489 diff changeset	57 C.PI_MODES: C.PLUG_MODE_BOTH,
2145 33c8c4973743 core (plugins): added missing contants + use of new constants in PLUGIN_INFO Goffi <goffi@goffi.org> parents: 2144 diff changeset	58 C.PI_PROTOCOLS: ["XEP-0047"],
33c8c4973743 core (plugins): added missing contants + use of new constants in PLUGIN_INFO Goffi <goffi@goffi.org> parents: 2144 diff changeset	59 C.PI_MAIN: "XEP_0047",
33c8c4973743 core (plugins): added missing contants + use of new constants in PLUGIN_INFO Goffi <goffi@goffi.org> parents: 2144 diff changeset	60 C.PI_HANDLER: "yes",
33c8c4973743 core (plugins): added missing contants + use of new constants in PLUGIN_INFO Goffi <goffi@goffi.org> parents: 2144 diff changeset	61 C.PI_DESCRIPTION: _("""Implementation of In-Band Bytestreams""")
384 785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation Goffi <goffi@goffi.org> parents: diff changeset	62 }
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation Goffi <goffi@goffi.org> parents: diff changeset	63
594 e629371a28d3 Fix pep8 support in src/plugins. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: 588 diff changeset	64
588 beaf6bec2fcd Remove every old-style class. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: 587 diff changeset	65 class XEP_0047(object):
384 785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation Goffi <goffi@goffi.org> parents: diff changeset	66 NAMESPACE = NS_IBB
1524 7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	67 BLOCK_SIZE = 4096
384 785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation Goffi <goffi@goffi.org> parents: diff changeset	68
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation Goffi <goffi@goffi.org> parents: diff changeset	69 def __init__(self, host):
993 301b342c697a core: use of the new core.log module: Goffi <goffi@goffi.org> parents: 941 diff changeset	70 log.info(_("In-Band Bytestreams plugin initialization"))
384 785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation Goffi <goffi@goffi.org> parents: diff changeset	71 self.host = host
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation Goffi <goffi@goffi.org> parents: diff changeset	72
2144 1d3f73e065e1 core, jp: component handling + client handling refactoring: Goffi <goffi@goffi.org> parents: 2129 diff changeset	73 def getHandler(self, client):
384 785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation Goffi <goffi@goffi.org> parents: diff changeset	74 return XEP_0047_handler(self)
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation Goffi <goffi@goffi.org> parents: diff changeset	75
2144 1d3f73e065e1 core, jp: component handling + client handling refactoring: Goffi <goffi@goffi.org> parents: 2129 diff changeset	76 def profileConnected(self, client):
594 e629371a28d3 Fix pep8 support in src/plugins. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: 588 diff changeset	77 client.xep_0047_current_stream = {} # key: stream_id, value: data(dict)
587 952322b1d490 Remove trailing whitespaces. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: 585 diff changeset	78
1524 7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	79 def _timeOut(self, sid, client):
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	80 """Delete current_stream id, called after timeout
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	81
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	82 @param sid(unicode): session id of client.xep_0047_current_stream
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	83 @param client: %(doc_client)s
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	84 """
1583 d46aae87c03a plugins XEP-0047, XEP-0065, XEP-0096: fixed use of failure.condition insteand of failure.value + removed gettext use for local logs Goffi <goffi@goffi.org> parents: 1578 diff changeset	85 log.info(u"In-Band Bytestream: TimeOut reached for id {sid} [{profile}]"
1524 7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	86 .format(sid=sid, profile=client.profile))
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	87 self._killSession(sid, client, "TIMEOUT")
587 952322b1d490 Remove trailing whitespaces. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: 585 diff changeset	88
1524 7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	89 def _killSession(self, sid, client, failure_reason=None):
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	90 """Delete a current_stream id, clean up associated observers
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	91
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	92 @param sid(unicode): session id
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	93 @param client: %(doc_client)s
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	94 @param failure_reason(None, unicode): if None the session is successful
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	95 else, will be used to call failure_cb
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	96 """
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	97 try:
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	98 session = client.xep_0047_current_stream[sid]
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	99 except KeyError:
1583 d46aae87c03a plugins XEP-0047, XEP-0065, XEP-0096: fixed use of failure.condition insteand of failure.value + removed gettext use for local logs Goffi <goffi@goffi.org> parents: 1578 diff changeset	100 log.warning(u"kill id called on a non existant id")
384 785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation Goffi <goffi@goffi.org> parents: diff changeset	101 return
587 952322b1d490 Remove trailing whitespaces. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: 585 diff changeset	102
1524 7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	103 try:
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	104 observer_cb = session['observer_cb']
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	105 except KeyError:
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	106 pass
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	107 else:
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	108 client.xmlstream.removeObserver(session["event_data"], observer_cb)
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	109
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	110 if session['timer'].active():
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	111 session['timer'].cancel()
587 952322b1d490 Remove trailing whitespaces. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: 585 diff changeset	112
538 2c4016921403 core, frontends, bridgen plugins: fixed methods which were unproperly managing multi-profiles Goffi <goffi@goffi.org> parents: 536 diff changeset	113 del client.xep_0047_current_stream[sid]
384 785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation Goffi <goffi@goffi.org> parents: diff changeset	114
1524 7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	115 success = failure_reason is None
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	116 stream_d = session[DEFER_KEY]
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	117
384 785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation Goffi <goffi@goffi.org> parents: diff changeset	118 if success:
1524 7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	119 stream_d.callback(None)
384 785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation Goffi <goffi@goffi.org> parents: diff changeset	120 else:
1524 7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	121 stream_d.errback(failure.Failure(exceptions.DataError(failure_reason)))
587 952322b1d490 Remove trailing whitespaces. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: 585 diff changeset	122
1524 7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	123 def createSession(self, args, *kwargs):
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	124 """like [_createSession] but return the session deferred instead of the whole session
587 952322b1d490 Remove trailing whitespaces. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: 585 diff changeset	125
1524 7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	126 session deferred is fired when transfer is finished
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	127 """
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	128 return self._createSession(args, *kwargs)[DEFER_KEY]
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	129
2489 e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments: Goffi <goffi@goffi.org> parents: 2483 diff changeset	130 def _createSession(self, client, stream_object, to_jid, sid):
384 785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation Goffi <goffi@goffi.org> parents: diff changeset	131 """Called when a bytestream is imminent
1524 7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	132
2489 e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments: Goffi <goffi@goffi.org> parents: 2483 diff changeset	133 @param stream_object(IConsumer): stream object where data will be written
1524 7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	134 @param to_jid(jid.JId): jid of the other peer
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	135 @param sid(unicode): session id
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	136 @return (dict): session data
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	137 """
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	138 if sid in client.xep_0047_current_stream:
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	139 raise exceptions.ConflictError(u'A session with this id already exists !')
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	140 session_data = client.xep_0047_current_stream[sid] = \
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	141 {'id': sid,
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	142 DEFER_KEY: defer.Deferred(),
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	143 'to': to_jid,
2489 e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments: Goffi <goffi@goffi.org> parents: 2483 diff changeset	144 'stream_object': stream_object,
1524 7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	145 'seq': -1,
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	146 'timer': reactor.callLater(TIMEOUT, self._timeOut, sid, client),
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	147 }
384 785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation Goffi <goffi@goffi.org> parents: diff changeset	148
1524 7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	149 return session_data
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	150
2489 e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments: Goffi <goffi@goffi.org> parents: 2483 diff changeset	151 def _onIBBOpen(self, iq_elt, client):
1524 7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	152 """"Called when an IBB <open> element is received
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	153
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	154 @param iq_elt(domish.Element): the whole <iq> stanza
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	155 """
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	156 log.debug(_(u"IBB stream opening"))
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	157 iq_elt.handled = True
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	158 open_elt = iq_elt.elements(NS_IBB, 'open').next()
384 785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation Goffi <goffi@goffi.org> parents: diff changeset	159 block_size = open_elt.getAttribute('block-size')
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation Goffi <goffi@goffi.org> parents: diff changeset	160 sid = open_elt.getAttribute('sid')
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation Goffi <goffi@goffi.org> parents: diff changeset	161 stanza = open_elt.getAttribute('stanza', 'iq')
594 e629371a28d3 Fix pep8 support in src/plugins. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: 588 diff changeset	162 if not sid or not block_size or int(block_size) > 65535:
1524 7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	163 return self._sendError('not-acceptable', sid or None, iq_elt, client)
538 2c4016921403 core, frontends, bridgen plugins: fixed methods which were unproperly managing multi-profiles Goffi <goffi@goffi.org> parents: 536 diff changeset	164 if not sid in client.xep_0047_current_stream:
1409 3265a2639182 massive (preventive) addition of 'u' (unicode) before the strings passed to logging functions souliane <souliane@mailoo.org> parents: 1396 diff changeset	165 log.warning(_(u"Ignoring unexpected IBB transfer: %s" % sid))
1524 7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	166 return self._sendError('not-acceptable', sid or None, iq_elt, client)
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	167 session_data = client.xep_0047_current_stream[sid]
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	168 if session_data["to"] != jid.JID(iq_elt['from']):
993 301b342c697a core: use of the new core.log module: Goffi <goffi@goffi.org> parents: 941 diff changeset	169 log.warning(_("sended jid inconsistency (man in the middle attack attempt ?)"))
1524 7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	170 return self._sendError('not-acceptable', sid, iq_elt, client)
384 785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation Goffi <goffi@goffi.org> parents: diff changeset	171
1524 7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	172 # at this stage, the session looks ok and will be accepted
384 785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation Goffi <goffi@goffi.org> parents: diff changeset	173
1524 7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	174 # we reset the timeout:
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	175 session_data["timer"].reset(TIMEOUT)
384 785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation Goffi <goffi@goffi.org> parents: diff changeset	176
1524 7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	177 # we save the xmlstream, events and observer data to allow observer removal
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	178 session_data["event_data"] = event_data = (IBB_MESSAGE_DATA if stanza == 'message' else IBB_IQ_DATA).format(sid)
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	179 session_data["observer_cb"] = observer_cb = self._onIBBData
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	180 event_close = IBB_CLOSE.format(sid)
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	181 # we now set the stream observer to look after data packet
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	182 # FIXME: if we never get the events, the observers stay.
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	183 # would be better to have generic observer and check id once triggered
2489 e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments: Goffi <goffi@goffi.org> parents: 2483 diff changeset	184 client.xmlstream.addObserver(event_data, observer_cb, client=client)
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments: Goffi <goffi@goffi.org> parents: 2483 diff changeset	185 client.xmlstream.addOnetimeObserver(event_close, self._onIBBClose, client=client)
1524 7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	186 # finally, we send the accept stanza
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	187 iq_result_elt = xmlstream.toResponse(iq_elt, 'result')
2129 6a66c8c5a567 core: replaced calls to client.xmlstream.send by client.send which is the right method to use. client.xmlstream should not be used directly Goffi <goffi@goffi.org> parents: 1934 diff changeset	188 client.send(iq_result_elt)
384 785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation Goffi <goffi@goffi.org> parents: diff changeset	189
2489 e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments: Goffi <goffi@goffi.org> parents: 2483 diff changeset	190 def _onIBBClose(self, iq_elt, client):
1524 7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	191 """"Called when an IBB <close> element is received
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	192
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	193 @param iq_elt(domish.Element): the whole <iq> stanza
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	194 """
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	195 iq_elt.handled = True
993 301b342c697a core: use of the new core.log module: Goffi <goffi@goffi.org> parents: 941 diff changeset	196 log.debug(_("IBB stream closing"))
1524 7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	197 close_elt = iq_elt.elements(NS_IBB, 'close').next()
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	198 # XXX: this observer is only triggered on valid sid, so we don't need to check it
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	199 sid = close_elt['sid']
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	200
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	201 iq_result_elt = xmlstream.toResponse(iq_elt, 'result')
2129 6a66c8c5a567 core: replaced calls to client.xmlstream.send by client.send which is the right method to use. client.xmlstream should not be used directly Goffi <goffi@goffi.org> parents: 1934 diff changeset	202 client.send(iq_result_elt)
1524 7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	203 self._killSession(sid, client)
384 785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation Goffi <goffi@goffi.org> parents: diff changeset	204
2489 e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments: Goffi <goffi@goffi.org> parents: 2483 diff changeset	205 def _onIBBData(self, element, client):
1524 7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	206 """Observer called on <iq> or <message> stanzas with data element
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	207
2489 e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments: Goffi <goffi@goffi.org> parents: 2483 diff changeset	208 Manage the data elelement (check validity and write to the stream_object)
1524 7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	209 @param element(domish.Element): <iq> or <message> stanza
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	210 """
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	211 element.handled = True
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	212 data_elt = element.elements(NS_IBB, 'data').next()
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	213 sid = data_elt['sid']
384 785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation Goffi <goffi@goffi.org> parents: diff changeset	214
1524 7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	215 try:
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	216 session_data = client.xep_0047_current_stream[sid]
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	217 except KeyError:
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	218 log.warning(_(u"Received data for an unknown session id"))
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	219 return self._sendError('item-not-found', None, element, client)
384 785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation Goffi <goffi@goffi.org> parents: diff changeset	220
1524 7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	221 from_jid = session_data["to"]
2489 e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments: Goffi <goffi@goffi.org> parents: 2483 diff changeset	222 stream_object = session_data["stream_object"]
384 785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation Goffi <goffi@goffi.org> parents: diff changeset	223
1524 7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	224 if from_jid.full() != element['from']:
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	225 log.warning(_(u"sended jid inconsistency (man in the middle attack attempt ?)\ninitial={initial}\ngiven={given}").format(initial=from_jid, given=element['from']))
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	226 if element.name == 'iq':
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	227 self._sendError('not-acceptable', sid, element, client)
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	228 return
384 785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation Goffi <goffi@goffi.org> parents: diff changeset	229
1524 7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	230 session_data["seq"] = (session_data["seq"] + 1) % 65535
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	231 if int(data_elt.getAttribute("seq", -1)) != session_data["seq"]:
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	232 log.warning(_(u"Sequence error"))
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	233 if element.name == 'iq':
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	234 reason = 'not-acceptable'
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	235 self._sendError(reason, sid, element, client)
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	236 self.terminateStream(session_data, client, reason)
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	237 return
384 785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation Goffi <goffi@goffi.org> parents: diff changeset	238
1524 7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	239 # we reset the timeout:
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	240 session_data["timer"].reset(TIMEOUT)
384 785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation Goffi <goffi@goffi.org> parents: diff changeset	241
1524 7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	242 # we can now decode the data
384 785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation Goffi <goffi@goffi.org> parents: diff changeset	243 try:
2489 e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments: Goffi <goffi@goffi.org> parents: 2483 diff changeset	244 stream_object.write(base64.b64decode(str(data_elt)))
384 785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation Goffi <goffi@goffi.org> parents: diff changeset	245 except TypeError:
1524 7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	246 # The base64 data is invalid
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	247 log.warning(_(u"Invalid base64 data"))
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	248 if element.name == 'iq':
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	249 self._sendError('not-acceptable', sid, element, client)
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	250 self.terminateStream(session_data, client, reason)
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	251 return
384 785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation Goffi <goffi@goffi.org> parents: diff changeset	252
1524 7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	253 # we can now ack success
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	254 if element.name == 'iq':
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	255 iq_result_elt = xmlstream.toResponse(element, 'result')
2129 6a66c8c5a567 core: replaced calls to client.xmlstream.send by client.send which is the right method to use. client.xmlstream should not be used directly Goffi <goffi@goffi.org> parents: 1934 diff changeset	256 client.send(iq_result_elt)
1524 7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	257
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	258 def _sendError(self, error_condition, sid, iq_elt, client):
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	259 """Send error stanza
384 785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation Goffi <goffi@goffi.org> parents: diff changeset	260
1524 7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	261 @param error_condition: one of twisted.words.protocols.jabber.error.STANZA_CONDITIONS keys
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	262 @param sid(unicode,None): jingle session id, or None, if session must not be destroyed
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	263 @param iq_elt(domish.Element): full <iq> stanza
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	264 @param client: %(doc_client)s
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	265 """
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	266 iq_elt = error.StanzaError(error_condition).toResponse(iq_elt)
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	267 log.warning(u"Error while managing in-band bytestream session, cancelling: {}".format(error_condition))
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	268 if sid is not None:
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	269 self._killSession(sid, client, error_condition)
2129 6a66c8c5a567 core: replaced calls to client.xmlstream.send by client.send which is the right method to use. client.xmlstream should not be used directly Goffi <goffi@goffi.org> parents: 1934 diff changeset	270 client.send(iq_elt)
1524 7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	271
2489 e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments: Goffi <goffi@goffi.org> parents: 2483 diff changeset	272 def startStream(self, client, stream_object, to_jid, sid, block_size=None):
384 785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation Goffi <goffi@goffi.org> parents: diff changeset	273 """Launch the stream workflow
1524 7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	274
2489 e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments: Goffi <goffi@goffi.org> parents: 2483 diff changeset	275 @param stream_object(ifaces.IStreamProducer): stream object to send
1524 7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	276 @param to_jid(jid.JID): JID of the recipient
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	277 @param sid(unicode): Stream session id
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	278 @param block_size(int, None): size of the block (or None for default)
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	279 """
2489 e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments: Goffi <goffi@goffi.org> parents: 2483 diff changeset	280 session_data = self._createSession(client, stream_object, to_jid, sid)
1524 7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	281
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	282 if block_size is None:
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	283 block_size = XEP_0047.BLOCK_SIZE
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	284 assert block_size <= 65535
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	285 session_data["block_size"] = block_size
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	286
1578 7fef6cdf5953 plugin XEP-0047: some cleaning Goffi <goffi@goffi.org> parents: 1558 diff changeset	287 iq_elt = client.IQ()
384 785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation Goffi <goffi@goffi.org> parents: diff changeset	288 iq_elt['to'] = to_jid.full()
1578 7fef6cdf5953 plugin XEP-0047: some cleaning Goffi <goffi@goffi.org> parents: 1558 diff changeset	289 open_elt = iq_elt.addElement((NS_IBB, 'open'))
1524 7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	290 open_elt['block-size'] = str(block_size)
384 785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation Goffi <goffi@goffi.org> parents: diff changeset	291 open_elt['sid'] = sid
1524 7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	292 open_elt['stanza'] = 'iq' # TODO: manage <message> stanza ?
1578 7fef6cdf5953 plugin XEP-0047: some cleaning Goffi <goffi@goffi.org> parents: 1558 diff changeset	293 args = [session_data, client]
7fef6cdf5953 plugin XEP-0047: some cleaning Goffi <goffi@goffi.org> parents: 1558 diff changeset	294 d = iq_elt.send()
7fef6cdf5953 plugin XEP-0047: some cleaning Goffi <goffi@goffi.org> parents: 1558 diff changeset	295 d.addCallbacks(self._IQDataStreamCb, self._IQDataStreamEb, args, None, args)
1558 6a8dd91476f0 plugin XEP-0047: minor improvements Goffi <goffi@goffi.org> parents: 1524 diff changeset	296 return session_data[DEFER_KEY]
384 785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation Goffi <goffi@goffi.org> parents: diff changeset	297
1578 7fef6cdf5953 plugin XEP-0047: some cleaning Goffi <goffi@goffi.org> parents: 1558 diff changeset	298 def _IQDataStreamCb(self, iq_elt, session_data, client):
1524 7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	299 """Called during the whole data streaming
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	300
1578 7fef6cdf5953 plugin XEP-0047: some cleaning Goffi <goffi@goffi.org> parents: 1558 diff changeset	301 @param iq_elt(domish.Element): iq result
1524 7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	302 @param session_data(dict): data of this streaming session
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	303 @param client: %(doc_client)s
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	304 """
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	305 session_data["timer"].reset(TIMEOUT)
587 952322b1d490 Remove trailing whitespaces. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: 585 diff changeset	306
2489 e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments: Goffi <goffi@goffi.org> parents: 2483 diff changeset	307 buffer_ = session_data["stream_object"].read(session_data["block_size"])
1524 7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	308 if buffer_:
1578 7fef6cdf5953 plugin XEP-0047: some cleaning Goffi <goffi@goffi.org> parents: 1558 diff changeset	309 next_iq_elt = client.IQ()
1524 7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	310 next_iq_elt['to'] = session_data["to"].full()
1578 7fef6cdf5953 plugin XEP-0047: some cleaning Goffi <goffi@goffi.org> parents: 1558 diff changeset	311 data_elt = next_iq_elt.addElement((NS_IBB, 'data'))
1524 7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	312 seq = session_data['seq'] = (session_data['seq'] + 1) % 65535
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	313 data_elt['seq'] = unicode(seq)
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	314 data_elt['sid'] = session_data['id']
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	315 data_elt.addContent(base64.b64encode(buffer_))
1578 7fef6cdf5953 plugin XEP-0047: some cleaning Goffi <goffi@goffi.org> parents: 1558 diff changeset	316 args = [session_data, client]
7fef6cdf5953 plugin XEP-0047: some cleaning Goffi <goffi@goffi.org> parents: 1558 diff changeset	317 d = next_iq_elt.send()
7fef6cdf5953 plugin XEP-0047: some cleaning Goffi <goffi@goffi.org> parents: 1558 diff changeset	318 d.addCallbacks(self._IQDataStreamCb, self._IQDataStreamEb, args, None, args)
384 785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation Goffi <goffi@goffi.org> parents: diff changeset	319 else:
1524 7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	320 self.terminateStream(session_data, client)
384 785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation Goffi <goffi@goffi.org> parents: diff changeset	321
1578 7fef6cdf5953 plugin XEP-0047: some cleaning Goffi <goffi@goffi.org> parents: 1558 diff changeset	322 def _IQDataStreamEb(self, failure, session_data, client):
7fef6cdf5953 plugin XEP-0047: some cleaning Goffi <goffi@goffi.org> parents: 1558 diff changeset	323 if failure.check(error.StanzaError):
1583 d46aae87c03a plugins XEP-0047, XEP-0065, XEP-0096: fixed use of failure.condition insteand of failure.value + removed gettext use for local logs Goffi <goffi@goffi.org> parents: 1578 diff changeset	324 log.warning(u"IBB transfer failed: {}".format(failure.value))
1578 7fef6cdf5953 plugin XEP-0047: some cleaning Goffi <goffi@goffi.org> parents: 1558 diff changeset	325 else:
1583 d46aae87c03a plugins XEP-0047, XEP-0065, XEP-0096: fixed use of failure.condition insteand of failure.value + removed gettext use for local logs Goffi <goffi@goffi.org> parents: 1578 diff changeset	326 log.error(u"IBB transfer failed: {}".format(failure.value))
1578 7fef6cdf5953 plugin XEP-0047: some cleaning Goffi <goffi@goffi.org> parents: 1558 diff changeset	327 self.terminateStream(session_data, client, "IQ_ERROR")
7fef6cdf5953 plugin XEP-0047: some cleaning Goffi <goffi@goffi.org> parents: 1558 diff changeset	328
1524 7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	329 def terminateStream(self, session_data, client, failure_reason=None):
384 785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation Goffi <goffi@goffi.org> parents: diff changeset	330 """Terminate the stream session
1524 7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	331
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	332 @param session_data(dict): data of this streaming session
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	333 @param client: %(doc_client)s
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	334 @param failure_reason(unicode, None): reason of the failure, or None if steam was successful
7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	335 """
1578 7fef6cdf5953 plugin XEP-0047: some cleaning Goffi <goffi@goffi.org> parents: 1558 diff changeset	336 iq_elt = client.IQ()
1524 7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	337 iq_elt['to'] = session_data["to"].full()
1578 7fef6cdf5953 plugin XEP-0047: some cleaning Goffi <goffi@goffi.org> parents: 1558 diff changeset	338 close_elt = iq_elt.addElement((NS_IBB, 'close'))
1524 7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	339 close_elt['sid'] = session_data['id']
384 785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation Goffi <goffi@goffi.org> parents: diff changeset	340 iq_elt.send()
1524 7b0fcefd52d4 plugin XEP-0047, XEP-0096: In-Band Bystream plugin cleaning: Goffi <goffi@goffi.org> parents: 1409 diff changeset	341 self._killSession(session_data['id'], client, failure_reason)
384 785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation Goffi <goffi@goffi.org> parents: diff changeset	342
594 e629371a28d3 Fix pep8 support in src/plugins. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: 588 diff changeset	343
384 785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation Goffi <goffi@goffi.org> parents: diff changeset	344 class XEP_0047_handler(XMPPHandler):
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation Goffi <goffi@goffi.org> parents: diff changeset	345 implements(iwokkel.IDisco)
587 952322b1d490 Remove trailing whitespaces. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: 585 diff changeset	346
594 e629371a28d3 Fix pep8 support in src/plugins. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: 588 diff changeset	347 def __init__(self, parent):
384 785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation Goffi <goffi@goffi.org> parents: diff changeset	348 self.plugin_parent = parent
587 952322b1d490 Remove trailing whitespaces. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: 585 diff changeset	349
384 785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation Goffi <goffi@goffi.org> parents: diff changeset	350 def connectionInitialized(self):
2489 e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments: Goffi <goffi@goffi.org> parents: 2483 diff changeset	351 self.xmlstream.addObserver(IBB_OPEN, self.plugin_parent._onIBBOpen, client=self.parent)
384 785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation Goffi <goffi@goffi.org> parents: diff changeset	352
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation Goffi <goffi@goffi.org> parents: diff changeset	353 def getDiscoInfo(self, requestor, target, nodeIdentifier=''):
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation Goffi <goffi@goffi.org> parents: diff changeset	354 return [disco.DiscoFeature(NS_IBB)]
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation Goffi <goffi@goffi.org> parents: diff changeset	355
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation Goffi <goffi@goffi.org> parents: diff changeset	356 def getDiscoItems(self, requestor, target, nodeIdentifier=''):
785420cd63f7 plugins: In-Band Bytestreams (XEP-0047) implementation Goffi <goffi@goffi.org> parents: diff changeset	357 return []

Mercurial > libervia-backend

annotate src/plugins/plugin_xep_0047.py @ 2548:54b3853b55c0