libervia-backend: sat/plugins/plugin_xep

annotate sat/plugins/plugin_xep_0260.py @ 4048:04e21d6c9188

plugin XEP-0320: Use of DTLS-SRTP in Jingle Sessions: rel 421

author	Goffi <goffi@goffi.org>
date	Mon, 15 May 2023 17:02:40 +0200
parents	3900626bc100
children

rev	line source
3028 ab2696e34d29 Python 3 port: Goffi <goffi@goffi.org> parents: 2927 diff changeset	1 #!/usr/bin/env python3
3137 559a625a236b fixed shebangs Goffi <goffi@goffi.org> parents: 3136 diff changeset	2
1560 dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	3
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	4 # SAT plugin for Jingle (XEP-0260)
3479 be6d91572633 date update Goffi <goffi@goffi.org> parents: 3137 diff changeset	5 # Copyright (C) 2009-2021 Jérôme Poisson (goffi@goffi.org)
1560 dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	6
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	7 # This program is free software: you can redistribute it and/or modify
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	8 # it under the terms of the GNU Affero General Public License as published by
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	9 # the Free Software Foundation, either version 3 of the License, or
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	10 # (at your option) any later version.
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	11
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	12 # This program is distributed in the hope that it will be useful,
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	15 # GNU Affero General Public License for more details.
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	16
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	17 # You should have received a copy of the GNU Affero General Public License
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	18 # along with this program. If not, see <http://www.gnu.org/licenses/>.
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	19
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	20 from sat.core.i18n import _
2145 33c8c4973743 core (plugins): added missing contants + use of new constants in PLUGIN_INFO Goffi <goffi@goffi.org> parents: 2144 diff changeset	21 from sat.core.constants import Const as C
1560 dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	22 from sat.core.log import getLogger
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	23
1560 dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	24 log = getLogger(__name__)
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	25 from sat.core import exceptions
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	26 from wokkel import disco, iwokkel
3028 ab2696e34d29 Python 3 port: Goffi <goffi@goffi.org> parents: 2927 diff changeset	27 from zope.interface import implementer
1560 dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	28 from twisted.words.xish import domish
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	29 from twisted.words.protocols.jabber import jid
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	30 from twisted.internet import defer
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	31 import uuid
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	32
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	33 try:
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	34 from twisted.words.protocols.xmlstream import XMPPHandler
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	35 except ImportError:
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	36 from wokkel.subprotocols import XMPPHandler
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	37
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	38
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	39 NS_JINGLE_S5B = "urn:xmpp:jingle:transports:s5b:1"
1560 dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	40
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	41 PLUGIN_INFO = {
2145 33c8c4973743 core (plugins): added missing contants + use of new constants in PLUGIN_INFO Goffi <goffi@goffi.org> parents: 2144 diff changeset	42 C.PI_NAME: "Jingle SOCKS5 Bytestreams",
33c8c4973743 core (plugins): added missing contants + use of new constants in PLUGIN_INFO Goffi <goffi@goffi.org> parents: 2144 diff changeset	43 C.PI_IMPORT_NAME: "XEP-0260",
33c8c4973743 core (plugins): added missing contants + use of new constants in PLUGIN_INFO Goffi <goffi@goffi.org> parents: 2144 diff changeset	44 C.PI_TYPE: "XEP",
2504 67cc54b01a12 plugin file sharing component: first draft: Goffi <goffi@goffi.org> parents: 2489 diff changeset	45 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	46 C.PI_PROTOCOLS: ["XEP-0260"],
33c8c4973743 core (plugins): added missing contants + use of new constants in PLUGIN_INFO Goffi <goffi@goffi.org> parents: 2144 diff changeset	47 C.PI_DEPENDENCIES: ["XEP-0166", "XEP-0065"],
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	48 C.PI_RECOMMENDATIONS: ["XEP-0261"], # needed for fallback
2145 33c8c4973743 core (plugins): added missing contants + use of new constants in PLUGIN_INFO Goffi <goffi@goffi.org> parents: 2144 diff changeset	49 C.PI_MAIN: "XEP_0260",
33c8c4973743 core (plugins): added missing contants + use of new constants in PLUGIN_INFO Goffi <goffi@goffi.org> parents: 2144 diff changeset	50 C.PI_HANDLER: "yes",
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	51 C.PI_DESCRIPTION: _("""Implementation of Jingle SOCKS5 Bytestreams"""),
1560 dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	52 }
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	53
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	54
1570 37d4be4a9fed plugins XEP-0260, XEP-0065: proxy handling: Goffi <goffi@goffi.org> parents: 1567 diff changeset	55 class ProxyError(Exception):
1756 061011fad5b1 plugin XEP-0260: better proxy error handling: Goffi <goffi@goffi.org> parents: 1755 diff changeset	56 def __str__(self):
061011fad5b1 plugin XEP-0260: better proxy error handling: Goffi <goffi@goffi.org> parents: 1755 diff changeset	57 return "an error happened while trying to use the proxy"
1570 37d4be4a9fed plugins XEP-0260, XEP-0065: proxy handling: Goffi <goffi@goffi.org> parents: 1567 diff changeset	58
37d4be4a9fed plugins XEP-0260, XEP-0065: proxy handling: Goffi <goffi@goffi.org> parents: 1567 diff changeset	59
1560 dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	60 class XEP_0260(object):
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	61 # TODO: udp handling
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	62
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	63 def __init__(self, host):
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	64 log.info(_("plugin Jingle SOCKS5 Bytestreams"))
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	65 self.host = host
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	66 self._j = host.plugins["XEP-0166"] # shortcut to access jingle
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	67 self._s5b = host.plugins["XEP-0065"] # and socks5 bytestream
1631 25906c0dbc63 plugin XEP-0260, XEP-0261: fallback from S5B to IBB is implemented Goffi <goffi@goffi.org> parents: 1571 diff changeset	68 try:
25906c0dbc63 plugin XEP-0260, XEP-0261: fallback from S5B to IBB is implemented Goffi <goffi@goffi.org> parents: 1571 diff changeset	69 self._jingle_ibb = host.plugins["XEP-0261"]
25906c0dbc63 plugin XEP-0260, XEP-0261: fallback from S5B to IBB is implemented Goffi <goffi@goffi.org> parents: 1571 diff changeset	70 except KeyError:
25906c0dbc63 plugin XEP-0260, XEP-0261: fallback from S5B to IBB is implemented Goffi <goffi@goffi.org> parents: 1571 diff changeset	71 self._jingle_ibb = None
4037 524856bd7b19 massive refactoring to switch from camelCase to snake_case: Goffi <goffi@goffi.org> parents: 3479 diff changeset	72 self._j.register_transport(NS_JINGLE_S5B, self._j.TRANSPORT_STREAMING, self, 100)
1560 dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	73
4037 524856bd7b19 massive refactoring to switch from camelCase to snake_case: Goffi <goffi@goffi.org> parents: 3479 diff changeset	74 def get_handler(self, client):
1560 dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	75 return XEP_0260_handler()
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	76
4037 524856bd7b19 massive refactoring to switch from camelCase to snake_case: Goffi <goffi@goffi.org> parents: 3479 diff changeset	77 def _parse_candidates(self, transport_elt):
1560 dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	78 """Parse <candidate> elements
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	79
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	80 @param transport_elt(domish.Element): parent <transport> element
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	81 @return (list[plugin_xep_0065.Candidate): list of parsed candidates
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	82 """
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	83 candidates = []
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	84 for candidate_elt in transport_elt.elements(NS_JINGLE_S5B, "candidate"):
1560 dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	85 try:
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	86 cid = candidate_elt["cid"]
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	87 host = candidate_elt["host"]
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	88 jid_ = jid.JID(candidate_elt["jid"])
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	89 port = int(candidate_elt.getAttribute("port", 1080))
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	90 priority = int(candidate_elt["priority"])
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	91 type_ = candidate_elt.getAttribute("type", self._s5b.TYPE_DIRECT)
1560 dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	92 except (KeyError, ValueError):
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	93 raise exceptions.DataError()
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	94 candidate = self._s5b.Candidate(host, port, type_, priority, jid_, cid)
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	95 candidates.append(candidate)
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	96 # self._s5b.registerCandidate(candidate)
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	97 return candidates
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	98
4037 524856bd7b19 massive refactoring to switch from camelCase to snake_case: Goffi <goffi@goffi.org> parents: 3479 diff changeset	99 def _build_candidates(self, session, candidates, sid, session_hash, client, mode=None):
1560 dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	100 """Build <transport> element with candidates
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	101
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	102 @param session(dict): jingle session data
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	103 @param candidates(iterator[plugin_xep_0065.Candidate]): iterator of candidates to add
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	104 @param sid(unicode): transport stream id
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	105 @param client: %(doc_client)s
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	106 @param mode(str, None): 'tcp' or 'udp', or None to have no attribute
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	107 @return (domish.Element): parent <transport> element where <candidate> elements must be added
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	108 """
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	109 proxy = next(
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	110 (
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	111 candidate
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	112 for candidate in candidates
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	113 if candidate.type == self._s5b.TYPE_PROXY
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	114 ),
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	115 None,
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	116 )
1560 dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	117 transport_elt = domish.Element((NS_JINGLE_S5B, "transport"))
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	118 transport_elt["sid"] = sid
1560 dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	119 if proxy is not None:
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	120 transport_elt["dstaddr"] = session_hash
1560 dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	121 if mode is not None:
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	122 transport_elt["mode"] = "tcp" # XXX: we only manage tcp for now
1560 dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	123
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	124 for candidate in candidates:
3028 ab2696e34d29 Python 3 port: Goffi <goffi@goffi.org> parents: 2927 diff changeset	125 log.debug("Adding candidate: {}".format(candidate))
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	126 candidate_elt = transport_elt.addElement("candidate", NS_JINGLE_S5B)
1560 dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	127 if candidate.id is None:
3028 ab2696e34d29 Python 3 port: Goffi <goffi@goffi.org> parents: 2927 diff changeset	128 candidate.id = str(uuid.uuid4())
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	129 candidate_elt["cid"] = candidate.id
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	130 candidate_elt["host"] = candidate.host
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	131 candidate_elt["jid"] = candidate.jid.full()
3028 ab2696e34d29 Python 3 port: Goffi <goffi@goffi.org> parents: 2927 diff changeset	132 candidate_elt["port"] = str(candidate.port)
ab2696e34d29 Python 3 port: Goffi <goffi@goffi.org> parents: 2927 diff changeset	133 candidate_elt["priority"] = str(candidate.priority)
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	134 candidate_elt["type"] = candidate.type
1560 dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	135 return transport_elt
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	136
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	137 @defer.inlineCallbacks
4037 524856bd7b19 massive refactoring to switch from camelCase to snake_case: Goffi <goffi@goffi.org> parents: 3479 diff changeset	138 def jingle_session_init(self, client, session, content_name):
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	139 content_data = session["contents"][content_name]
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	140 transport_data = content_data["transport_data"]
3028 ab2696e34d29 Python 3 port: Goffi <goffi@goffi.org> parents: 2927 diff changeset	141 sid = transport_data["sid"] = str(uuid.uuid4())
4037 524856bd7b19 massive refactoring to switch from camelCase to snake_case: Goffi <goffi@goffi.org> parents: 3479 diff changeset	142 session_hash = transport_data["session_hash"] = self._s5b.get_session_hash(
3028 ab2696e34d29 Python 3 port: Goffi <goffi@goffi.org> parents: 2927 diff changeset	143 session["local_jid"], session["peer_jid"], sid
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	144 )
4037 524856bd7b19 massive refactoring to switch from camelCase to snake_case: Goffi <goffi@goffi.org> parents: 3479 diff changeset	145 transport_data["peer_session_hash"] = self._s5b.get_session_hash(
3028 ab2696e34d29 Python 3 port: Goffi <goffi@goffi.org> parents: 2927 diff changeset	146 session["peer_jid"], session["local_jid"], sid
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	147 ) # requester and target are inversed for peer candidates
4037 524856bd7b19 massive refactoring to switch from camelCase to snake_case: Goffi <goffi@goffi.org> parents: 3479 diff changeset	148 transport_data["stream_d"] = self._s5b.register_hash(client, session_hash, None)
524856bd7b19 massive refactoring to switch from camelCase to snake_case: Goffi <goffi@goffi.org> parents: 3479 diff changeset	149 candidates = transport_data["candidates"] = yield self._s5b.get_candidates(
2927 69e4716d6268 plugins (jingle) file transfer: use initial "from" attribute as local jid instead of client.jid: Goffi <goffi@goffi.org> parents: 2771 diff changeset	150 client, session["local_jid"])
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	151 mode = "tcp" # XXX: we only manage tcp for now
4037 524856bd7b19 massive refactoring to switch from camelCase to snake_case: Goffi <goffi@goffi.org> parents: 3479 diff changeset	152 transport_elt = self._build_candidates(
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	153 session, candidates, sid, session_hash, client, mode
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	154 )
1560 dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	155
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	156 defer.returnValue(transport_elt)
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	157
4037 524856bd7b19 massive refactoring to switch from camelCase to snake_case: Goffi <goffi@goffi.org> parents: 3479 diff changeset	158 def _proxy_activated_cb(self, iq_result_elt, client, candidate, session, content_name):
1570 37d4be4a9fed plugins XEP-0260, XEP-0065: proxy handling: Goffi <goffi@goffi.org> parents: 1567 diff changeset	159 """Called when activation confirmation has been received from proxy
37d4be4a9fed plugins XEP-0260, XEP-0065: proxy handling: Goffi <goffi@goffi.org> parents: 1567 diff changeset	160
37d4be4a9fed plugins XEP-0260, XEP-0065: proxy handling: Goffi <goffi@goffi.org> parents: 1567 diff changeset	161 cf XEP-0260 § 2.4
37d4be4a9fed plugins XEP-0260, XEP-0065: proxy handling: Goffi <goffi@goffi.org> parents: 1567 diff changeset	162 """
37d4be4a9fed plugins XEP-0260, XEP-0065: proxy handling: Goffi <goffi@goffi.org> parents: 1567 diff changeset	163 # now that the proxy is activated, we have to inform other peer
4044 3900626bc100 plugin XEP-0166: refactoring, and various improvments: Goffi <goffi@goffi.org> parents: 4037 diff changeset	164 content_data = session["contents"][content_name]
4037 524856bd7b19 massive refactoring to switch from camelCase to snake_case: Goffi <goffi@goffi.org> parents: 3479 diff changeset	165 iq_elt, transport_elt = self._j.build_action(
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	166 client, self._j.A_TRANSPORT_INFO, session, content_name
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	167 )
4044 3900626bc100 plugin XEP-0166: refactoring, and various improvments: Goffi <goffi@goffi.org> parents: 4037 diff changeset	168 transport_elt["sid"] = content_data["transport_data"]["sid"]
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	169 activated_elt = transport_elt.addElement("activated")
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	170 activated_elt["cid"] = candidate.id
1631 25906c0dbc63 plugin XEP-0260, XEP-0261: fallback from S5B to IBB is implemented Goffi <goffi@goffi.org> parents: 1571 diff changeset	171 iq_elt.send()
1570 37d4be4a9fed plugins XEP-0260, XEP-0065: proxy handling: Goffi <goffi@goffi.org> parents: 1567 diff changeset	172
4037 524856bd7b19 massive refactoring to switch from camelCase to snake_case: Goffi <goffi@goffi.org> parents: 3479 diff changeset	173 def _proxy_activated_eb(self, stanza_error, client, candidate, session, content_name):
1570 37d4be4a9fed plugins XEP-0260, XEP-0065: proxy handling: Goffi <goffi@goffi.org> parents: 1567 diff changeset	174 """Called when activation error has been received from proxy
37d4be4a9fed plugins XEP-0260, XEP-0065: proxy handling: Goffi <goffi@goffi.org> parents: 1567 diff changeset	175
37d4be4a9fed plugins XEP-0260, XEP-0065: proxy handling: Goffi <goffi@goffi.org> parents: 1567 diff changeset	176 cf XEP-0260 § 2.4
37d4be4a9fed plugins XEP-0260, XEP-0065: proxy handling: Goffi <goffi@goffi.org> parents: 1567 diff changeset	177 """
37d4be4a9fed plugins XEP-0260, XEP-0065: proxy handling: Goffi <goffi@goffi.org> parents: 1567 diff changeset	178 # TODO: fallback to IBB
37d4be4a9fed plugins XEP-0260, XEP-0065: proxy handling: Goffi <goffi@goffi.org> parents: 1567 diff changeset	179 # now that the proxy is activated, we have to inform other peer
4044 3900626bc100 plugin XEP-0166: refactoring, and various improvments: Goffi <goffi@goffi.org> parents: 4037 diff changeset	180 content_data = session["contents"][content_name]
4037 524856bd7b19 massive refactoring to switch from camelCase to snake_case: Goffi <goffi@goffi.org> parents: 3479 diff changeset	181 iq_elt, transport_elt = self._j.build_action(
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	182 client, self._j.A_TRANSPORT_INFO, session, content_name
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	183 )
4044 3900626bc100 plugin XEP-0166: refactoring, and various improvments: Goffi <goffi@goffi.org> parents: 4037 diff changeset	184 transport_elt["sid"] = content_data["transport_data"]["sid"]
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	185 transport_elt.addElement("proxy-error")
1631 25906c0dbc63 plugin XEP-0260, XEP-0261: fallback from S5B to IBB is implemented Goffi <goffi@goffi.org> parents: 1571 diff changeset	186 iq_elt.send()
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	187 log.warning(
3028 ab2696e34d29 Python 3 port: Goffi <goffi@goffi.org> parents: 2927 diff changeset	188 "Can't activate proxy, we need to fallback to IBB: {reason}".format(
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	189 reason=stanza_error.value.condition
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	190 )
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	191 )
4037 524856bd7b19 massive refactoring to switch from camelCase to snake_case: Goffi <goffi@goffi.org> parents: 3479 diff changeset	192 self.do_fallback(session, content_name, client)
1570 37d4be4a9fed plugins XEP-0260, XEP-0065: proxy handling: Goffi <goffi@goffi.org> parents: 1567 diff changeset	193
4037 524856bd7b19 massive refactoring to switch from camelCase to snake_case: Goffi <goffi@goffi.org> parents: 3479 diff changeset	194 def _found_peer_candidate(
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	195 self, candidate, session, transport_data, content_name, client
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	196 ):
1560 dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	197 """Called when the best candidate from other peer is found
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	198
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	199 @param candidate(XEP_0065.Candidate, None): selected candidate,
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	200 or None if no candidate is accessible
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	201 @param session(dict): session data
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	202 @param transport_data(dict): transport data
1570 37d4be4a9fed plugins XEP-0260, XEP-0065: proxy handling: Goffi <goffi@goffi.org> parents: 1567 diff changeset	203 @param content_name(unicode): name of the current content
1560 dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	204 @param client(unicode): %(doc_client)s
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	205 """
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	206
4044 3900626bc100 plugin XEP-0166: refactoring, and various improvments: Goffi <goffi@goffi.org> parents: 4037 diff changeset	207 content_data = session["contents"][content_name]
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	208 transport_data["best_candidate"] = candidate
1560 dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	209 # we need to disconnect all non selected candidates before removing them
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	210 for c in transport_data["peer_candidates"]:
1560 dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	211 if c is None or c is candidate:
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	212 continue
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	213 c.discard()
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	214 del transport_data["peer_candidates"]
4037 524856bd7b19 massive refactoring to switch from camelCase to snake_case: Goffi <goffi@goffi.org> parents: 3479 diff changeset	215 iq_elt, transport_elt = self._j.build_action(
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	216 client, self._j.A_TRANSPORT_INFO, session, content_name
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	217 )
4044 3900626bc100 plugin XEP-0166: refactoring, and various improvments: Goffi <goffi@goffi.org> parents: 4037 diff changeset	218 transport_elt["sid"] = content_data["transport_data"]["sid"]
1560 dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	219 if candidate is None:
3028 ab2696e34d29 Python 3 port: Goffi <goffi@goffi.org> parents: 2927 diff changeset	220 log.warning("Can't connect to any peer candidate")
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	221 candidate_elt = transport_elt.addElement("candidate-error")
1560 dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	222 else:
3028 ab2696e34d29 Python 3 port: Goffi <goffi@goffi.org> parents: 2927 diff changeset	223 log.info("Found best peer candidate: {}".format(str(candidate)))
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	224 candidate_elt = transport_elt.addElement("candidate-used")
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	225 candidate_elt["cid"] = candidate.id
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	226 iq_elt.send() # TODO: check result stanza
4037 524856bd7b19 massive refactoring to switch from camelCase to snake_case: Goffi <goffi@goffi.org> parents: 3479 diff changeset	227 self._check_candidates(session, content_name, transport_data, client)
1560 dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	228
4037 524856bd7b19 massive refactoring to switch from camelCase to snake_case: Goffi <goffi@goffi.org> parents: 3479 diff changeset	229 def _check_candidates(self, session, content_name, transport_data, client):
1560 dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	230 """Called when a candidate has been choosed
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	231
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	232 if we have both candidates, we select one, or fallback to an other transport
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	233 @param session(dict): session data
1570 37d4be4a9fed plugins XEP-0260, XEP-0065: proxy handling: Goffi <goffi@goffi.org> parents: 1567 diff changeset	234 @param content_name(unicode): name of the current content
1560 dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	235 @param transport_data(dict): transport data
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	236 @param client(unicode): %(doc_client)s
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	237 """
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	238 content_data = session["contents"][content_name]
1560 dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	239 try:
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	240 best_candidate = transport_data["best_candidate"]
1560 dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	241 except KeyError:
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	242 # we have not our best candidate yet
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	243 return
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	244 try:
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	245 peer_best_candidate = transport_data["peer_best_candidate"]
1560 dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	246 except KeyError:
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	247 # we have not peer best candidate yet
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	248 return
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	249
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	250 # at this point we have both candidates, it's time to choose one
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	251 if best_candidate is None or peer_best_candidate is None:
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	252 choosed_candidate = best_candidate or peer_best_candidate
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	253 else:
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	254 if best_candidate.priority == peer_best_candidate.priority:
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	255 # same priority, we choose initiator one according to XEP-0260 §2.4 #4
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	256 log.debug(
3028 ab2696e34d29 Python 3 port: Goffi <goffi@goffi.org> parents: 2927 diff changeset	257 "Candidates have same priority, we select the one choosed by initiator"
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	258 )
3028 ab2696e34d29 Python 3 port: Goffi <goffi@goffi.org> parents: 2927 diff changeset	259 if session["initiator"] == session["local_jid"]:
1560 dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	260 choosed_candidate = best_candidate
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	261 else:
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	262 choosed_candidate = peer_best_candidate
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	263 else:
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	264 choosed_candidate = max(
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	265 best_candidate, peer_best_candidate, key=lambda c: c.priority
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	266 )
1560 dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	267
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	268 if choosed_candidate is None:
3028 ab2696e34d29 Python 3 port: Goffi <goffi@goffi.org> parents: 2927 diff changeset	269 log.warning("Socks5 negociation failed, we need to fallback to IBB")
4037 524856bd7b19 massive refactoring to switch from camelCase to snake_case: Goffi <goffi@goffi.org> parents: 3479 diff changeset	270 self.do_fallback(session, content_name, client)
1560 dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	271 else:
1571 c668081eba1c plugins XEP-0234, XEP-0260, XEP-0261: jingle session termination is managed by application (XEP-0234) instead of transport Goffi <goffi@goffi.org> parents: 1570 diff changeset	272 if choosed_candidate == peer_best_candidate:
c668081eba1c plugins XEP-0234, XEP-0260, XEP-0261: jingle session termination is managed by application (XEP-0234) instead of transport Goffi <goffi@goffi.org> parents: 1570 diff changeset	273 # peer_best_candidate was choosed from the candidates we have sent
c668081eba1c plugins XEP-0234, XEP-0260, XEP-0261: jingle session termination is managed by application (XEP-0234) instead of transport Goffi <goffi@goffi.org> parents: 1570 diff changeset	274 # so our_candidate is true if choosed_candidate is peer_best_candidate
c668081eba1c plugins XEP-0234, XEP-0260, XEP-0261: jingle session termination is managed by application (XEP-0234) instead of transport Goffi <goffi@goffi.org> parents: 1570 diff changeset	275 our_candidate = True
c668081eba1c plugins XEP-0234, XEP-0260, XEP-0261: jingle session termination is managed by application (XEP-0234) instead of transport Goffi <goffi@goffi.org> parents: 1570 diff changeset	276 # than also mean that best_candidate must be discarded !
c668081eba1c plugins XEP-0234, XEP-0260, XEP-0261: jingle session termination is managed by application (XEP-0234) instead of transport Goffi <goffi@goffi.org> parents: 1570 diff changeset	277 try:
c668081eba1c plugins XEP-0234, XEP-0260, XEP-0261: jingle session termination is managed by application (XEP-0234) instead of transport Goffi <goffi@goffi.org> parents: 1570 diff changeset	278 best_candidate.discard()
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	279 except AttributeError: # but it can be None
1571 c668081eba1c plugins XEP-0234, XEP-0260, XEP-0261: jingle session termination is managed by application (XEP-0234) instead of transport Goffi <goffi@goffi.org> parents: 1570 diff changeset	280 pass
c668081eba1c plugins XEP-0234, XEP-0260, XEP-0261: jingle session termination is managed by application (XEP-0234) instead of transport Goffi <goffi@goffi.org> parents: 1570 diff changeset	281 else:
c668081eba1c plugins XEP-0234, XEP-0260, XEP-0261: jingle session termination is managed by application (XEP-0234) instead of transport Goffi <goffi@goffi.org> parents: 1570 diff changeset	282 our_candidate = False
1560 dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	283
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	284 log.info(
3028 ab2696e34d29 Python 3 port: Goffi <goffi@goffi.org> parents: 2927 diff changeset	285 "Socks5 negociation successful, {who} candidate will be used: {candidate}".format(
ab2696e34d29 Python 3 port: Goffi <goffi@goffi.org> parents: 2927 diff changeset	286 who="our" if our_candidate else "other peer",
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	287 candidate=choosed_candidate,
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	288 )
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	289 )
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	290 del transport_data["best_candidate"]
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	291 del transport_data["peer_best_candidate"]
1570 37d4be4a9fed plugins XEP-0260, XEP-0065: proxy handling: Goffi <goffi@goffi.org> parents: 1567 diff changeset	292
37d4be4a9fed plugins XEP-0260, XEP-0065: proxy handling: Goffi <goffi@goffi.org> parents: 1567 diff changeset	293 if choosed_candidate.type == self._s5b.TYPE_PROXY:
2489 e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments: Goffi <goffi@goffi.org> parents: 2483 diff changeset	294 # the stream transfer need to wait for proxy activation
1570 37d4be4a9fed plugins XEP-0260, XEP-0065: proxy handling: Goffi <goffi@goffi.org> parents: 1567 diff changeset	295 # (see XEP-0260 § 2.4)
37d4be4a9fed plugins XEP-0260, XEP-0065: proxy handling: Goffi <goffi@goffi.org> parents: 1567 diff changeset	296 if our_candidate:
4037 524856bd7b19 massive refactoring to switch from camelCase to snake_case: Goffi <goffi@goffi.org> parents: 3479 diff changeset	297 d = self._s5b.connect_candidate(
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	298 client, choosed_candidate, transport_data["session_hash"]
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	299 )
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	300 d.addCallback(
2765 378188abe941 misc: replaced all "dummy" by the more conventional and readable "__" ("_" being used for gettext) Goffi <goffi@goffi.org> parents: 2624 diff changeset	301 lambda __: choosed_candidate.activate(
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	302 transport_data["sid"], session["peer_jid"], client
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	303 )
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	304 )
2489 e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments: Goffi <goffi@goffi.org> parents: 2483 diff changeset	305 args = [client, choosed_candidate, session, content_name]
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	306 d.addCallbacks(
4037 524856bd7b19 massive refactoring to switch from camelCase to snake_case: Goffi <goffi@goffi.org> parents: 3479 diff changeset	307 self._proxy_activated_cb, self._proxy_activated_eb, args, None, args
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	308 )
1570 37d4be4a9fed plugins XEP-0260, XEP-0065: proxy handling: Goffi <goffi@goffi.org> parents: 1567 diff changeset	309 else:
37d4be4a9fed plugins XEP-0260, XEP-0065: proxy handling: Goffi <goffi@goffi.org> parents: 1567 diff changeset	310 # this Deferred will be called when we'll receive activation confirmation from other peer
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	311 d = transport_data["activation_d"] = defer.Deferred()
1570 37d4be4a9fed plugins XEP-0260, XEP-0065: proxy handling: Goffi <goffi@goffi.org> parents: 1567 diff changeset	312 else:
37d4be4a9fed plugins XEP-0260, XEP-0065: proxy handling: Goffi <goffi@goffi.org> parents: 1567 diff changeset	313 d = defer.succeed(None)
37d4be4a9fed plugins XEP-0260, XEP-0065: proxy handling: Goffi <goffi@goffi.org> parents: 1567 diff changeset	314
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	315 if content_data["senders"] == session["role"]:
2489 e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments: Goffi <goffi@goffi.org> parents: 2483 diff changeset	316 # we can now start the stream transfer (or start it after proxy activation)
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	317 d.addCallback(
4037 524856bd7b19 massive refactoring to switch from camelCase to snake_case: Goffi <goffi@goffi.org> parents: 3479 diff changeset	318 lambda __: choosed_candidate.start_transfer(
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	319 transport_data["session_hash"]
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	320 )
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	321 )
4037 524856bd7b19 massive refactoring to switch from camelCase to snake_case: Goffi <goffi@goffi.org> parents: 3479 diff changeset	322 d.addErrback(self._start_eb, session, content_name, client)
1756 061011fad5b1 plugin XEP-0260: better proxy error handling: Goffi <goffi@goffi.org> parents: 1755 diff changeset	323
4037 524856bd7b19 massive refactoring to switch from camelCase to snake_case: Goffi <goffi@goffi.org> parents: 3479 diff changeset	324 def _start_eb(self, fail, session, content_name, client):
1756 061011fad5b1 plugin XEP-0260: better proxy error handling: Goffi <goffi@goffi.org> parents: 1755 diff changeset	325 """Called when it's not possible to start the transfer
061011fad5b1 plugin XEP-0260: better proxy error handling: Goffi <goffi@goffi.org> parents: 1755 diff changeset	326
061011fad5b1 plugin XEP-0260: better proxy error handling: Goffi <goffi@goffi.org> parents: 1755 diff changeset	327 Will try to fallback to IBB
061011fad5b1 plugin XEP-0260: better proxy error handling: Goffi <goffi@goffi.org> parents: 1755 diff changeset	328 """
061011fad5b1 plugin XEP-0260: better proxy error handling: Goffi <goffi@goffi.org> parents: 1755 diff changeset	329 try:
3028 ab2696e34d29 Python 3 port: Goffi <goffi@goffi.org> parents: 2927 diff changeset	330 reason = str(fail.value)
1756 061011fad5b1 plugin XEP-0260: better proxy error handling: Goffi <goffi@goffi.org> parents: 1755 diff changeset	331 except AttributeError:
3028 ab2696e34d29 Python 3 port: Goffi <goffi@goffi.org> parents: 2927 diff changeset	332 reason = str(fail)
ab2696e34d29 Python 3 port: Goffi <goffi@goffi.org> parents: 2927 diff changeset	333 log.warning("Cant start transfert, we'll try fallback method: {}".format(reason))
4037 524856bd7b19 massive refactoring to switch from camelCase to snake_case: Goffi <goffi@goffi.org> parents: 3479 diff changeset	334 self.do_fallback(session, content_name, client)
1570 37d4be4a9fed plugins XEP-0260, XEP-0065: proxy handling: Goffi <goffi@goffi.org> parents: 1567 diff changeset	335
4037 524856bd7b19 massive refactoring to switch from camelCase to snake_case: Goffi <goffi@goffi.org> parents: 3479 diff changeset	336 def _candidate_info(
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	337 self, candidate_elt, session, content_name, transport_data, client
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	338 ):
1570 37d4be4a9fed plugins XEP-0260, XEP-0065: proxy handling: Goffi <goffi@goffi.org> parents: 1567 diff changeset	339 """Called when best candidate has been received from peer (or if none is working)
37d4be4a9fed plugins XEP-0260, XEP-0065: proxy handling: Goffi <goffi@goffi.org> parents: 1567 diff changeset	340
37d4be4a9fed plugins XEP-0260, XEP-0065: proxy handling: Goffi <goffi@goffi.org> parents: 1567 diff changeset	341 @param candidate_elt(domish.Element): candidate-used or candidate-error element
37d4be4a9fed plugins XEP-0260, XEP-0065: proxy handling: Goffi <goffi@goffi.org> parents: 1567 diff changeset	342 (see XEP-0260 §2.3)
37d4be4a9fed plugins XEP-0260, XEP-0065: proxy handling: Goffi <goffi@goffi.org> parents: 1567 diff changeset	343 @param session(dict): session data
37d4be4a9fed plugins XEP-0260, XEP-0065: proxy handling: Goffi <goffi@goffi.org> parents: 1567 diff changeset	344 @param content_name(unicode): name of the current content
37d4be4a9fed plugins XEP-0260, XEP-0065: proxy handling: Goffi <goffi@goffi.org> parents: 1567 diff changeset	345 @param transport_data(dict): transport data
37d4be4a9fed plugins XEP-0260, XEP-0065: proxy handling: Goffi <goffi@goffi.org> parents: 1567 diff changeset	346 @param client(unicode): %(doc_client)s
37d4be4a9fed plugins XEP-0260, XEP-0065: proxy handling: Goffi <goffi@goffi.org> parents: 1567 diff changeset	347 """
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	348 if candidate_elt.name == "candidate-error":
1570 37d4be4a9fed plugins XEP-0260, XEP-0065: proxy handling: Goffi <goffi@goffi.org> parents: 1567 diff changeset	349 # candidate-error, no candidate worked
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	350 transport_data["peer_best_candidate"] = None
1570 37d4be4a9fed plugins XEP-0260, XEP-0065: proxy handling: Goffi <goffi@goffi.org> parents: 1567 diff changeset	351 else:
37d4be4a9fed plugins XEP-0260, XEP-0065: proxy handling: Goffi <goffi@goffi.org> parents: 1567 diff changeset	352 # candidate-used, one candidate was choosed
37d4be4a9fed plugins XEP-0260, XEP-0065: proxy handling: Goffi <goffi@goffi.org> parents: 1567 diff changeset	353 try:
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	354 cid = candidate_elt.attributes["cid"]
1570 37d4be4a9fed plugins XEP-0260, XEP-0065: proxy handling: Goffi <goffi@goffi.org> parents: 1567 diff changeset	355 except KeyError:
3028 ab2696e34d29 Python 3 port: Goffi <goffi@goffi.org> parents: 2927 diff changeset	356 log.warning("No cid found in <candidate-used>")
1570 37d4be4a9fed plugins XEP-0260, XEP-0065: proxy handling: Goffi <goffi@goffi.org> parents: 1567 diff changeset	357 raise exceptions.DataError
37d4be4a9fed plugins XEP-0260, XEP-0065: proxy handling: Goffi <goffi@goffi.org> parents: 1567 diff changeset	358 try:
3028 ab2696e34d29 Python 3 port: Goffi <goffi@goffi.org> parents: 2927 diff changeset	359 candidate = next((
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	360 c for c in transport_data["candidates"] if c.id == cid
3028 ab2696e34d29 Python 3 port: Goffi <goffi@goffi.org> parents: 2927 diff changeset	361 ))
1570 37d4be4a9fed plugins XEP-0260, XEP-0065: proxy handling: Goffi <goffi@goffi.org> parents: 1567 diff changeset	362 except StopIteration:
3028 ab2696e34d29 Python 3 port: Goffi <goffi@goffi.org> parents: 2927 diff changeset	363 log.warning("Given cid doesn't correspond to any known candidate !")
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	364 raise exceptions.DataError # TODO: send an error to other peer, and use better exception
1570 37d4be4a9fed plugins XEP-0260, XEP-0065: proxy handling: Goffi <goffi@goffi.org> parents: 1567 diff changeset	365 except KeyError:
37d4be4a9fed plugins XEP-0260, XEP-0065: proxy handling: Goffi <goffi@goffi.org> parents: 1567 diff changeset	366 # a transport-info can also be intentionaly sent too early by other peer
37d4be4a9fed plugins XEP-0260, XEP-0065: proxy handling: Goffi <goffi@goffi.org> parents: 1567 diff changeset	367 # but there is little probability
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	368 log.error(
3028 ab2696e34d29 Python 3 port: Goffi <goffi@goffi.org> parents: 2927 diff changeset	369 '"candidates" key doesn\'t exists in transport_data, it should at this point'
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	370 )
1570 37d4be4a9fed plugins XEP-0260, XEP-0065: proxy handling: Goffi <goffi@goffi.org> parents: 1567 diff changeset	371 raise exceptions.InternalError
37d4be4a9fed plugins XEP-0260, XEP-0065: proxy handling: Goffi <goffi@goffi.org> parents: 1567 diff changeset	372 # at this point we have the candidate choosed by other peer
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	373 transport_data["peer_best_candidate"] = candidate
3028 ab2696e34d29 Python 3 port: Goffi <goffi@goffi.org> parents: 2927 diff changeset	374 log.info("Other peer best candidate: {}".format(candidate))
1570 37d4be4a9fed plugins XEP-0260, XEP-0065: proxy handling: Goffi <goffi@goffi.org> parents: 1567 diff changeset	375
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	376 del transport_data["candidates"]
4037 524856bd7b19 massive refactoring to switch from camelCase to snake_case: Goffi <goffi@goffi.org> parents: 3479 diff changeset	377 self._check_candidates(session, content_name, transport_data, client)
1570 37d4be4a9fed plugins XEP-0260, XEP-0065: proxy handling: Goffi <goffi@goffi.org> parents: 1567 diff changeset	378
4037 524856bd7b19 massive refactoring to switch from camelCase to snake_case: Goffi <goffi@goffi.org> parents: 3479 diff changeset	379 def _proxy_activation_info(
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	380 self, proxy_elt, session, content_name, transport_data, client
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	381 ):
1570 37d4be4a9fed plugins XEP-0260, XEP-0065: proxy handling: Goffi <goffi@goffi.org> parents: 1567 diff changeset	382 """Called when proxy has been activated (or has sent an error)
37d4be4a9fed plugins XEP-0260, XEP-0065: proxy handling: Goffi <goffi@goffi.org> parents: 1567 diff changeset	383
37d4be4a9fed plugins XEP-0260, XEP-0065: proxy handling: Goffi <goffi@goffi.org> parents: 1567 diff changeset	384 @param proxy_elt(domish.Element): <activated/> or <proxy-error/> element
37d4be4a9fed plugins XEP-0260, XEP-0065: proxy handling: Goffi <goffi@goffi.org> parents: 1567 diff changeset	385 (see XEP-0260 §2.4)
37d4be4a9fed plugins XEP-0260, XEP-0065: proxy handling: Goffi <goffi@goffi.org> parents: 1567 diff changeset	386 @param session(dict): session data
37d4be4a9fed plugins XEP-0260, XEP-0065: proxy handling: Goffi <goffi@goffi.org> parents: 1567 diff changeset	387 @param content_name(unicode): name of the current content
37d4be4a9fed plugins XEP-0260, XEP-0065: proxy handling: Goffi <goffi@goffi.org> parents: 1567 diff changeset	388 @param transport_data(dict): transport data
37d4be4a9fed plugins XEP-0260, XEP-0065: proxy handling: Goffi <goffi@goffi.org> parents: 1567 diff changeset	389 @param client(unicode): %(doc_client)s
37d4be4a9fed plugins XEP-0260, XEP-0065: proxy handling: Goffi <goffi@goffi.org> parents: 1567 diff changeset	390 """
37d4be4a9fed plugins XEP-0260, XEP-0065: proxy handling: Goffi <goffi@goffi.org> parents: 1567 diff changeset	391 try:
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	392 activation_d = transport_data.pop("activation_d")
1570 37d4be4a9fed plugins XEP-0260, XEP-0065: proxy handling: Goffi <goffi@goffi.org> parents: 1567 diff changeset	393 except KeyError:
3028 ab2696e34d29 Python 3 port: Goffi <goffi@goffi.org> parents: 2927 diff changeset	394 log.warning("Received unexpected transport-info for proxy activation")
1570 37d4be4a9fed plugins XEP-0260, XEP-0065: proxy handling: Goffi <goffi@goffi.org> parents: 1567 diff changeset	395
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	396 if proxy_elt.name == "activated":
1570 37d4be4a9fed plugins XEP-0260, XEP-0065: proxy handling: Goffi <goffi@goffi.org> parents: 1567 diff changeset	397 activation_d.callback(None)
37d4be4a9fed plugins XEP-0260, XEP-0065: proxy handling: Goffi <goffi@goffi.org> parents: 1567 diff changeset	398 else:
1756 061011fad5b1 plugin XEP-0260: better proxy error handling: Goffi <goffi@goffi.org> parents: 1755 diff changeset	399 activation_d.errback(ProxyError())
1560 dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	400
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	401 @defer.inlineCallbacks
4037 524856bd7b19 massive refactoring to switch from camelCase to snake_case: Goffi <goffi@goffi.org> parents: 3479 diff changeset	402 def jingle_handler(self, client, action, session, content_name, transport_elt):
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	403 content_data = session["contents"][content_name]
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	404 transport_data = content_data["transport_data"]
1560 dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	405
1631 25906c0dbc63 plugin XEP-0260, XEP-0261: fallback from S5B to IBB is implemented Goffi <goffi@goffi.org> parents: 1571 diff changeset	406 if action in (self._j.A_ACCEPTED_ACK, self._j.A_PREPARE_RESPONDER):
1560 dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	407 pass
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	408
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	409 elif action == self._j.A_SESSION_ACCEPT:
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	410 # initiator side, we select a candidate in the ones sent by responder
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	411 assert "peer_candidates" not in transport_data
4037 524856bd7b19 massive refactoring to switch from camelCase to snake_case: Goffi <goffi@goffi.org> parents: 3479 diff changeset	412 transport_data["peer_candidates"] = self._parse_candidates(transport_elt)
1560 dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	413
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	414 elif action == self._j.A_START:
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	415 session_hash = transport_data["session_hash"]
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	416 peer_candidates = transport_data["peer_candidates"]
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	417 stream_object = content_data["stream_object"]
4037 524856bd7b19 massive refactoring to switch from camelCase to snake_case: Goffi <goffi@goffi.org> parents: 3479 diff changeset	418 self._s5b.associate_stream_object(client, session_hash, stream_object)
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	419 stream_d = transport_data.pop("stream_d")
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	420 stream_d.chainDeferred(content_data["finished_d"])
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	421 peer_session_hash = transport_data["peer_session_hash"]
4037 524856bd7b19 massive refactoring to switch from camelCase to snake_case: Goffi <goffi@goffi.org> parents: 3479 diff changeset	422 d = self._s5b.get_best_candidate(
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	423 client, peer_candidates, session_hash, peer_session_hash
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	424 )
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	425 d.addCallback(
4037 524856bd7b19 massive refactoring to switch from camelCase to snake_case: Goffi <goffi@goffi.org> parents: 3479 diff changeset	426 self._found_peer_candidate, session, transport_data, content_name, client
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	427 )
1560 dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	428
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	429 elif action == self._j.A_SESSION_INITIATE:
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	430 # responder side, we select a candidate in the ones sent by initiator
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	431 # and we give our candidates
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	432 assert "peer_candidates" not in transport_data
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	433 sid = transport_data["sid"] = transport_elt["sid"]
4037 524856bd7b19 massive refactoring to switch from camelCase to snake_case: Goffi <goffi@goffi.org> parents: 3479 diff changeset	434 session_hash = transport_data["session_hash"] = self._s5b.get_session_hash(
2927 69e4716d6268 plugins (jingle) file transfer: use initial "from" attribute as local jid instead of client.jid: Goffi <goffi@goffi.org> parents: 2771 diff changeset	435 session["local_jid"], session["peer_jid"], sid
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	436 )
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	437 peer_session_hash = transport_data[
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	438 "peer_session_hash"
4037 524856bd7b19 massive refactoring to switch from camelCase to snake_case: Goffi <goffi@goffi.org> parents: 3479 diff changeset	439 ] = self._s5b.get_session_hash(
2927 69e4716d6268 plugins (jingle) file transfer: use initial "from" attribute as local jid instead of client.jid: Goffi <goffi@goffi.org> parents: 2771 diff changeset	440 session["peer_jid"], session["local_jid"], sid
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	441 ) # requester and target are inversed for peer candidates
4037 524856bd7b19 massive refactoring to switch from camelCase to snake_case: Goffi <goffi@goffi.org> parents: 3479 diff changeset	442 peer_candidates = transport_data["peer_candidates"] = self._parse_candidates(
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	443 transport_elt
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	444 )
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	445 stream_object = content_data["stream_object"]
4037 524856bd7b19 massive refactoring to switch from camelCase to snake_case: Goffi <goffi@goffi.org> parents: 3479 diff changeset	446 stream_d = self._s5b.register_hash(client, session_hash, stream_object)
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	447 stream_d.chainDeferred(content_data["finished_d"])
4037 524856bd7b19 massive refactoring to switch from camelCase to snake_case: Goffi <goffi@goffi.org> parents: 3479 diff changeset	448 d = self._s5b.get_best_candidate(
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	449 client, peer_candidates, session_hash, peer_session_hash
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	450 )
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	451 d.addCallback(
4037 524856bd7b19 massive refactoring to switch from camelCase to snake_case: Goffi <goffi@goffi.org> parents: 3479 diff changeset	452 self._found_peer_candidate, session, transport_data, content_name, client
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	453 )
4037 524856bd7b19 massive refactoring to switch from camelCase to snake_case: Goffi <goffi@goffi.org> parents: 3479 diff changeset	454 candidates = yield self._s5b.get_candidates(client, session["local_jid"])
1560 dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	455 # we remove duplicate candidates
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	456 candidates = [
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	457 candidate for candidate in candidates if candidate not in peer_candidates
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	458 ]
1560 dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	459
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	460 transport_data["candidates"] = candidates
1560 dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	461 # we can now build a new <transport> element with our candidates
4037 524856bd7b19 massive refactoring to switch from camelCase to snake_case: Goffi <goffi@goffi.org> parents: 3479 diff changeset	462 transport_elt = self._build_candidates(
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	463 session, candidates, sid, session_hash, client
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	464 )
1560 dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	465
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	466 elif action == self._j.A_TRANSPORT_INFO:
1570 37d4be4a9fed plugins XEP-0260, XEP-0065: proxy handling: Goffi <goffi@goffi.org> parents: 1567 diff changeset	467 # transport-info can be about candidate or proxy activation
37d4be4a9fed plugins XEP-0260, XEP-0065: proxy handling: Goffi <goffi@goffi.org> parents: 1567 diff changeset	468 candidate_elt = None
1560 dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	469
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	470 for method, names in (
4037 524856bd7b19 massive refactoring to switch from camelCase to snake_case: Goffi <goffi@goffi.org> parents: 3479 diff changeset	471 (self._candidate_info, ("candidate-used", "candidate-error")),
524856bd7b19 massive refactoring to switch from camelCase to snake_case: Goffi <goffi@goffi.org> parents: 3479 diff changeset	472 (self._proxy_activation_info, ("activated", "proxy-error")),
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	473 ):
1570 37d4be4a9fed plugins XEP-0260, XEP-0065: proxy handling: Goffi <goffi@goffi.org> parents: 1567 diff changeset	474 for name in names:
37d4be4a9fed plugins XEP-0260, XEP-0065: proxy handling: Goffi <goffi@goffi.org> parents: 1567 diff changeset	475 try:
3028 ab2696e34d29 Python 3 port: Goffi <goffi@goffi.org> parents: 2927 diff changeset	476 candidate_elt = next(transport_elt.elements(NS_JINGLE_S5B, name))
1570 37d4be4a9fed plugins XEP-0260, XEP-0065: proxy handling: Goffi <goffi@goffi.org> parents: 1567 diff changeset	477 except StopIteration:
37d4be4a9fed plugins XEP-0260, XEP-0065: proxy handling: Goffi <goffi@goffi.org> parents: 1567 diff changeset	478 continue
37d4be4a9fed plugins XEP-0260, XEP-0065: proxy handling: Goffi <goffi@goffi.org> parents: 1567 diff changeset	479 else:
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	480 method(
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	481 candidate_elt, session, content_name, transport_data, client
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	482 )
1570 37d4be4a9fed plugins XEP-0260, XEP-0065: proxy handling: Goffi <goffi@goffi.org> parents: 1567 diff changeset	483 break
37d4be4a9fed plugins XEP-0260, XEP-0065: proxy handling: Goffi <goffi@goffi.org> parents: 1567 diff changeset	484
37d4be4a9fed plugins XEP-0260, XEP-0065: proxy handling: Goffi <goffi@goffi.org> parents: 1567 diff changeset	485 if candidate_elt is None:
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	486 log.warning(
3028 ab2696e34d29 Python 3 port: Goffi <goffi@goffi.org> parents: 2927 diff changeset	487 "Unexpected transport element: {}".format(transport_elt.toXml())
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	488 )
1631 25906c0dbc63 plugin XEP-0260, XEP-0261: fallback from S5B to IBB is implemented Goffi <goffi@goffi.org> parents: 1571 diff changeset	489 elif action == self._j.A_DESTROY:
1758 a66d34353f34 plugin XEP-0260, XEP-0065: fixed session hash handling: Goffi <goffi@goffi.org> parents: 1757 diff changeset	490 # the transport is replaced (fallback ?), We need mainly to kill XEP-0065 session.
1631 25906c0dbc63 plugin XEP-0260, XEP-0261: fallback from S5B to IBB is implemented Goffi <goffi@goffi.org> parents: 1571 diff changeset	491 # note that sid argument is not necessary for sessions created by this plugin
4037 524856bd7b19 massive refactoring to switch from camelCase to snake_case: Goffi <goffi@goffi.org> parents: 3479 diff changeset	492 self._s5b.kill_session(None, transport_data["session_hash"], None, client)
1560 dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	493 else:
3028 ab2696e34d29 Python 3 port: Goffi <goffi@goffi.org> parents: 2927 diff changeset	494 log.warning("FIXME: unmanaged action {}".format(action))
1560 dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	495
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	496 defer.returnValue(transport_elt)
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	497
4037 524856bd7b19 massive refactoring to switch from camelCase to snake_case: Goffi <goffi@goffi.org> parents: 3479 diff changeset	498 def jingle_terminate(self, client, action, session, content_name, reason_elt):
1755 d2e023da2983 plugin XEP-0260: kill s5b session if session is declined Goffi <goffi@goffi.org> parents: 1631 diff changeset	499 if reason_elt.decline:
3028 ab2696e34d29 Python 3 port: Goffi <goffi@goffi.org> parents: 2927 diff changeset	500 log.debug("Session declined, deleting S5B session")
1755 d2e023da2983 plugin XEP-0260: kill s5b session if session is declined Goffi <goffi@goffi.org> parents: 1631 diff changeset	501 # we just need to clean the S5B session if it is declined
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	502 content_data = session["contents"][content_name]
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	503 transport_data = content_data["transport_data"]
4037 524856bd7b19 massive refactoring to switch from camelCase to snake_case: Goffi <goffi@goffi.org> parents: 3479 diff changeset	504 self._s5b.kill_session(None, transport_data["session_hash"], None, client)
1755 d2e023da2983 plugin XEP-0260: kill s5b session if session is declined Goffi <goffi@goffi.org> parents: 1631 diff changeset	505
4037 524856bd7b19 massive refactoring to switch from camelCase to snake_case: Goffi <goffi@goffi.org> parents: 3479 diff changeset	506 def _do_fallback(self, feature_checked, session, content_name, client):
1631 25906c0dbc63 plugin XEP-0260, XEP-0261: fallback from S5B to IBB is implemented Goffi <goffi@goffi.org> parents: 1571 diff changeset	507 """Do the fallback, method called once feature is checked
25906c0dbc63 plugin XEP-0260, XEP-0261: fallback from S5B to IBB is implemented Goffi <goffi@goffi.org> parents: 1571 diff changeset	508
25906c0dbc63 plugin XEP-0260, XEP-0261: fallback from S5B to IBB is implemented Goffi <goffi@goffi.org> parents: 1571 diff changeset	509 @param feature_checked(bool): True if other peer can do IBB
25906c0dbc63 plugin XEP-0260, XEP-0261: fallback from S5B to IBB is implemented Goffi <goffi@goffi.org> parents: 1571 diff changeset	510 """
25906c0dbc63 plugin XEP-0260, XEP-0261: fallback from S5B to IBB is implemented Goffi <goffi@goffi.org> parents: 1571 diff changeset	511 if not feature_checked:
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	512 log.warning(
3028 ab2696e34d29 Python 3 port: Goffi <goffi@goffi.org> parents: 2927 diff changeset	513 "Other peer can't manage jingle IBB, be have to terminate the session"
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	514 )
2489 e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments: Goffi <goffi@goffi.org> parents: 2483 diff changeset	515 self._j.terminate(client, self._j.REASON_CONNECTIVITY_ERROR, session)
1631 25906c0dbc63 plugin XEP-0260, XEP-0261: fallback from S5B to IBB is implemented Goffi <goffi@goffi.org> parents: 1571 diff changeset	516 else:
4037 524856bd7b19 massive refactoring to switch from camelCase to snake_case: Goffi <goffi@goffi.org> parents: 3479 diff changeset	517 self._j.transport_replace(
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	518 client, self._jingle_ibb.NAMESPACE, session, content_name
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	519 )
1631 25906c0dbc63 plugin XEP-0260, XEP-0261: fallback from S5B to IBB is implemented Goffi <goffi@goffi.org> parents: 1571 diff changeset	520
4037 524856bd7b19 massive refactoring to switch from camelCase to snake_case: Goffi <goffi@goffi.org> parents: 3479 diff changeset	521 def do_fallback(self, session, content_name, client):
1631 25906c0dbc63 plugin XEP-0260, XEP-0261: fallback from S5B to IBB is implemented Goffi <goffi@goffi.org> parents: 1571 diff changeset	522 """Fallback to IBB transport, used in last resort
25906c0dbc63 plugin XEP-0260, XEP-0261: fallback from S5B to IBB is implemented Goffi <goffi@goffi.org> parents: 1571 diff changeset	523
25906c0dbc63 plugin XEP-0260, XEP-0261: fallback from S5B to IBB is implemented Goffi <goffi@goffi.org> parents: 1571 diff changeset	524 @param session(dict): session data
25906c0dbc63 plugin XEP-0260, XEP-0261: fallback from S5B to IBB is implemented Goffi <goffi@goffi.org> parents: 1571 diff changeset	525 @param content_name(unicode): name of the current content
25906c0dbc63 plugin XEP-0260, XEP-0261: fallback from S5B to IBB is implemented Goffi <goffi@goffi.org> parents: 1571 diff changeset	526 @param client(unicode): %(doc_client)s
25906c0dbc63 plugin XEP-0260, XEP-0261: fallback from S5B to IBB is implemented Goffi <goffi@goffi.org> parents: 1571 diff changeset	527 """
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	528 if session["role"] != self._j.ROLE_INITIATOR:
1631 25906c0dbc63 plugin XEP-0260, XEP-0261: fallback from S5B to IBB is implemented Goffi <goffi@goffi.org> parents: 1571 diff changeset	529 # only initiator must do the fallback, see XEP-0260 §3
25906c0dbc63 plugin XEP-0260, XEP-0261: fallback from S5B to IBB is implemented Goffi <goffi@goffi.org> parents: 1571 diff changeset	530 return
25906c0dbc63 plugin XEP-0260, XEP-0261: fallback from S5B to IBB is implemented Goffi <goffi@goffi.org> parents: 1571 diff changeset	531 if self._jingle_ibb is None:
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	532 log.warning(
3028 ab2696e34d29 Python 3 port: Goffi <goffi@goffi.org> parents: 2927 diff changeset	533 "Jingle IBB (XEP-0261) plugin is not available, we have to close the session"
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	534 )
2489 e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments: Goffi <goffi@goffi.org> parents: 2483 diff changeset	535 self._j.terminate(client, self._j.REASON_CONNECTIVITY_ERROR, session)
1631 25906c0dbc63 plugin XEP-0260, XEP-0261: fallback from S5B to IBB is implemented Goffi <goffi@goffi.org> parents: 1571 diff changeset	536 else:
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	537 d = self.host.hasFeature(
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	538 client, self._jingle_ibb.NAMESPACE, session["peer_jid"]
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	539 )
4037 524856bd7b19 massive refactoring to switch from camelCase to snake_case: Goffi <goffi@goffi.org> parents: 3479 diff changeset	540 d.addCallback(self._do_fallback, session, content_name, client)
1631 25906c0dbc63 plugin XEP-0260, XEP-0261: fallback from S5B to IBB is implemented Goffi <goffi@goffi.org> parents: 1571 diff changeset	541 return d
25906c0dbc63 plugin XEP-0260, XEP-0261: fallback from S5B to IBB is implemented Goffi <goffi@goffi.org> parents: 1571 diff changeset	542
1560 dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	543
3028 ab2696e34d29 Python 3 port: Goffi <goffi@goffi.org> parents: 2927 diff changeset	544 @implementer(iwokkel.IDisco)
1560 dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	545 class XEP_0260_handler(XMPPHandler):
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	546
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	547 def getDiscoInfo(self, requestor, target, nodeIdentifier=""):
1560 dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	548 return [disco.DiscoFeature(NS_JINGLE_S5B)]
dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	549
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2562 diff changeset	550 def getDiscoItems(self, requestor, target, nodeIdentifier=""):
1560 dcce63810733 plugin XEP-0260: first draft Goffi <goffi@goffi.org> parents: diff changeset	551 return []

Mercurial > libervia-backend

annotate sat/plugins/plugin_xep_0260.py @ 4048:04e21d6c9188