annotate libervia/backend/plugins/plugin_xep_0176.py @ 4264:3fbd1a1285c1

plugin XEP-0048: don't fail if a type is missing in bookmark data.
author Goffi <goffi@goffi.org>
date Wed, 12 Jun 2024 22:36:15 +0200
parents e11b13418ba6
children 0d7bb4df2343
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ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
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1 #!/usr/bin/env python3
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2
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3 # Libervia plugin for Jingle (XEP-0176)
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4 # Copyright (C) 2009-2023 Jérôme Poisson (goffi@goffi.org)
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5
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6 # This program is free software: you can redistribute it and/or modify
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7 # it under the terms of the GNU Affero General Public License as published by
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8 # the Free Software Foundation, either version 3 of the License, or
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9 # (at your option) any later version.
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10
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11 # This program is distributed in the hope that it will be useful,
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12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
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13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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14 # GNU Affero General Public License for more details.
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15
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16 # You should have received a copy of the GNU Affero General Public License
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17 # along with this program. If not, see <http://www.gnu.org/licenses/>.
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18
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
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19 from typing import Dict, List, Optional
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20 import uuid
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21
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22 from twisted.internet import defer
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23 from twisted.words.protocols.jabber.xmlstream import XMPPHandler
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24 from twisted.words.xish import domish
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25 from wokkel import disco, iwokkel
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26 from zope.interface import implementer
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27
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28 from libervia.backend.core import exceptions
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29 from libervia.backend.core.constants import Const as C
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30 from libervia.backend.core.core_types import SatXMPPEntity
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31 from libervia.backend.core.i18n import _
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32 from libervia.backend.core.log import getLogger
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33 from libervia.backend.tools.common import data_format
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34
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35 from .plugin_xep_0166 import BaseTransportHandler
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36
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37 log = getLogger(__name__)
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38
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39 NS_JINGLE_ICE_UDP = "urn:xmpp:jingle:transports:ice-udp:1"
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40
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
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41 PLUGIN_INFO = {
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42 C.PI_NAME: "Jingle ICE-UDP Transport Method",
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43 C.PI_IMPORT_NAME: "XEP-0176",
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44 C.PI_TYPE: "XEP",
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45 C.PI_MODES: C.PLUG_MODE_BOTH,
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46 C.PI_PROTOCOLS: ["XEP-0176"],
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47 C.PI_DEPENDENCIES: ["XEP-0166"],
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48 C.PI_RECOMMENDATIONS: [],
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49 C.PI_MAIN: "XEP_0176",
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50 C.PI_HANDLER: "yes",
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51 C.PI_DESCRIPTION: _("""Implementation of Jingle ICE-UDP transport"""),
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52 }
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53
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54
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55 class XEP_0176(BaseTransportHandler):
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56 namespace = NS_JINGLE_ICE_UDP
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57
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58 def __init__(self, host):
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59 log.info(f"plugin {PLUGIN_INFO[C.PI_NAME]!r} initialization")
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60 self.host = host
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61 self._j = host.plugins["XEP-0166"] # shortcut to access jingle
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62 self._j.register_transport(
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63 NS_JINGLE_ICE_UDP, self._j.TRANSPORT_DATAGRAM, self, 100
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64 )
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65 host.bridge.add_method(
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66 "ice_candidates_add",
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67 ".plugin",
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68 in_sign="sss",
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69 out_sign="",
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70 method=self._ice_candidates_add,
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71 async_=True,
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72 )
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73 host.bridge.add_signal(
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74 "ice_candidates_new", ".plugin", signature="sss"
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75 ) # args: jingle_sid, candidates_serialised, profile
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76 host.bridge.add_signal(
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77 "ice_restart", ".plugin", signature="sss"
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78 ) # args: jingle_sid, side ("local" or "peer"), profile
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79
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80 def get_handler(self, client):
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81 return XEP_0176_handler()
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82
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83 def _ice_candidates_add(
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84 self,
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85 session_id: str,
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86 media_ice_data_s: str,
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87 profile_key: str,
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88 ):
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89 client = self.host.get_client(profile_key)
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90 return defer.ensureDeferred(
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91 self.ice_candidates_add(
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92 client,
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93 session_id,
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94 data_format.deserialise(media_ice_data_s),
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95 )
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96 )
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97
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98 def build_transport(self, ice_data: dict) -> domish.Element:
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99 """Generate <transport> element from ICE data
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100
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101 @param ice_data: a dict containing the following keys:
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102 - "ufrag" (str): The ICE username fragment.
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103 - "pwd" (str): The ICE password.
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104 - "candidates" (List[dict]): A list of ICE candidate dictionaries, each
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105 containing:
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106 - "component_id" (int): The component ID.
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107 - "foundation" (str): The candidate foundation.
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108 - "address" (str): The candidate IP address.
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109 - "port" (int): The candidate port.
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110 - "priority" (int): The candidate priority.
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111 - "transport" (str): The candidate transport protocol, e.g., "udp".
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112 - "type" (str): The candidate type, e.g., "host", "srflx", "prflx", or
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113 "relay".
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114 - "generation" (str, optional): The candidate generation. Defaults to "0".
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115 - "network" (str, optional): The candidate network. Defaults to "0".
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116 - "rel_addr" (str, optional): The related address for the candidate, if
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117 any.
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118 - "rel_port" (int, optional): The related port for the candidate, if any.
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119
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120 @return: A <transport> element.
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121 """
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122 try:
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
123 ufrag: str = ice_data["ufrag"]
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
124 pwd: str = ice_data["pwd"]
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
125 except KeyError as e:
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
126 raise exceptions.DataError(f"ICE {e} must be provided")
4116
23fa52acf72c plugin XEP-0167, XEP-0176: transport-info and ICE candidate sending are delayed if session is not active yet
Goffi <goffi@goffi.org>
parents: 4071
diff changeset
127 candidates: List[dict] = ice_data.get("candidates", [])
4045
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
128
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
129 candidates.sort(key=lambda c: int(c.get("priority", 0)), reverse=True)
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
130 transport_elt = domish.Element(
4116
23fa52acf72c plugin XEP-0167, XEP-0176: transport-info and ICE candidate sending are delayed if session is not active yet
Goffi <goffi@goffi.org>
parents: 4071
diff changeset
131 (NS_JINGLE_ICE_UDP, "transport"), attribs={"ufrag": ufrag, "pwd": pwd}
4045
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
132 )
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
133
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
134 for candidate in candidates:
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
135 try:
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
136 candidate_elt = transport_elt.addElement("candidate")
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
137 candidate_elt["component"] = str(candidate["component_id"])
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
138 candidate_elt["foundation"] = candidate["foundation"]
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
139 candidate_elt["generation"] = str(candidate.get("generation", "0"))
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
140 candidate_elt["id"] = candidate.get("id") or str(uuid.uuid4())
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
141 candidate_elt["ip"] = candidate["address"]
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
142 candidate_elt["network"] = str(candidate.get("network", "0"))
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
143 candidate_elt["port"] = str(candidate["port"])
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
144 candidate_elt["priority"] = str(candidate["priority"])
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
145 candidate_elt["protocol"] = candidate["transport"]
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
146 candidate_elt["type"] = candidate["type"]
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
147 except KeyError as e:
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
148 raise exceptions.DataError(
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
149 f"Mandatory ICE candidate attribute {e} is missing"
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
150 )
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
151
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
152 if "rel_addr" in candidate and "rel_port" in candidate:
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
153 candidate_elt["rel-addr"] = candidate["rel_addr"]
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
154 candidate_elt["rel-port"] = str(candidate["rel_port"])
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
155
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
156 self.host.trigger.point("XEP-0176_build_transport", transport_elt, ice_data)
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
157
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
158 return transport_elt
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
159
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
160 def parse_transport(self, transport_elt: domish.Element) -> dict:
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
161 """Parse <transport> to a dict
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
162
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
163 @param transport_elt: <transport> element
4054
4c8bf67bfbeb plugin XEP-0176: fix candidates data format when calling Bridge's `ice_candidates_new`
Goffi <goffi@goffi.org>
parents: 4052
diff changeset
164 @return: ICE data (as in [build_transport])
4045
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
165 """
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
166 try:
4116
23fa52acf72c plugin XEP-0167, XEP-0176: transport-info and ICE candidate sending are delayed if session is not active yet
Goffi <goffi@goffi.org>
parents: 4071
diff changeset
167 ice_data = {"ufrag": transport_elt["ufrag"], "pwd": transport_elt["pwd"]}
4045
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
168 except KeyError as e:
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
169 raise exceptions.DataError(
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
170 f"<transport> is missing mandatory attribute {e}: {transport_elt.toXml()}"
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
171 )
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
172 ice_data["candidates"] = ice_candidates = []
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
173
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
174 for candidate_elt in transport_elt.elements(NS_JINGLE_ICE_UDP, "candidate"):
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
175 try:
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
176 candidate = {
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
177 "component_id": int(candidate_elt["component"]),
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
178 "foundation": candidate_elt["foundation"],
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
179 "address": candidate_elt["ip"],
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
180 "port": int(candidate_elt["port"]),
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
181 "priority": int(candidate_elt["priority"]),
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
182 "transport": candidate_elt["protocol"],
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
183 "type": candidate_elt["type"],
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
184 }
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
185 except KeyError as e:
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
186 raise exceptions.DataError(
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
187 f"Mandatory attribute {e} is missing in candidate element"
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
188 )
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
189
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
190 if candidate_elt.hasAttribute("generation"):
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
191 candidate["generation"] = candidate_elt["generation"]
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
192
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
193 if candidate_elt.hasAttribute("network"):
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
194 candidate["network"] = candidate_elt["network"]
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
195
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
196 if candidate_elt.hasAttribute("rel-addr"):
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
197 candidate["rel_addr"] = candidate_elt["rel-addr"]
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
198
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
199 if candidate_elt.hasAttribute("rel-port"):
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
200 candidate["rel_port"] = int(candidate_elt["rel-port"])
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
201
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
202 ice_candidates.append(candidate)
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
203
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
204 self.host.trigger.point("XEP-0176_parse_transport", transport_elt, ice_data)
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
205
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
206 return ice_data
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
207
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
208 async def jingle_session_init(
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
209 self,
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
210 client: SatXMPPEntity,
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
211 session: dict,
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
212 content_name: str,
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
213 ) -> domish.Element:
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
214 """Create a Jingle session initiation transport element with ICE candidates.
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
215
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
216 @param client: SatXMPPEntity object representing the client.
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
217 @param session: Dictionary containing session data.
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
218 @param content_name: Name of the content.
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
219 @param ufrag: ICE username fragment.
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
220 @param pwd: ICE password.
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
221 @param candidates: List of ICE candidate dictionaries parsed from the
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
222 parse_ice_candidate method.
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
223
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
224 @return: domish.Element representing the Jingle transport element.
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
225
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
226 @raise exceptions.DataError: If mandatory data is missing from the candidates.
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
227 """
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
228 content_data = session["contents"][content_name]
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
229 transport_data = content_data["transport_data"]
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
230 ice_data = transport_data["local_ice_data"]
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
231 return self.build_transport(ice_data)
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
232
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
233 async def jingle_handler(
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
234 self,
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
235 client: SatXMPPEntity,
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
236 action: str,
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
237 session: dict,
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
238 content_name: str,
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
239 transport_elt: domish.Element,
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
240 ) -> domish.Element:
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
241 """Handle Jingle requests
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
242
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
243 @param client: The SatXMPPEntity instance.
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
244 @param action: The action to be performed with the session.
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
245 @param session: A dictionary containing the session information.
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
246 @param content_name: The name of the content.
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
247 @param transport_elt: The domish.Element instance representing the transport
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
248 element.
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
249
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
250 @return: <transport> element
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
251 """
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
252 content_data = session["contents"][content_name]
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
253 transport_data = content_data["transport_data"]
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
254 if action in (self._j.A_PREPARE_CONFIRMATION, self._j.A_PREPARE_INITIATOR):
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
255 peer_ice_data = self.parse_transport(transport_elt)
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
256 transport_data["peer_ice_data"] = peer_ice_data
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
257
4116
23fa52acf72c plugin XEP-0167, XEP-0176: transport-info and ICE candidate sending are delayed if session is not active yet
Goffi <goffi@goffi.org>
parents: 4071
diff changeset
258 elif action == self._j.A_ACCEPTED_ACK:
23fa52acf72c plugin XEP-0167, XEP-0176: transport-info and ICE candidate sending are delayed if session is not active yet
Goffi <goffi@goffi.org>
parents: 4071
diff changeset
259 buffer = session.pop("XEP-0176_handler_buffer", None)
23fa52acf72c plugin XEP-0167, XEP-0176: transport-info and ICE candidate sending are delayed if session is not active yet
Goffi <goffi@goffi.org>
parents: 4071
diff changeset
260 if buffer:
23fa52acf72c plugin XEP-0167, XEP-0176: transport-info and ICE candidate sending are delayed if session is not active yet
Goffi <goffi@goffi.org>
parents: 4071
diff changeset
261 log.debug("replaying buffered events")
23fa52acf72c plugin XEP-0167, XEP-0176: transport-info and ICE candidate sending are delayed if session is not active yet
Goffi <goffi@goffi.org>
parents: 4071
diff changeset
262 for args in buffer:
23fa52acf72c plugin XEP-0167, XEP-0176: transport-info and ICE candidate sending are delayed if session is not active yet
Goffi <goffi@goffi.org>
parents: 4071
diff changeset
263 await self.jingle_handler(*args)
23fa52acf72c plugin XEP-0167, XEP-0176: transport-info and ICE candidate sending are delayed if session is not active yet
Goffi <goffi@goffi.org>
parents: 4071
diff changeset
264 elif action == self._j.A_PREPARE_RESPONDER:
4045
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
265 pass
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
266
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
267 elif action == self._j.A_SESSION_ACCEPT:
4116
23fa52acf72c plugin XEP-0167, XEP-0176: transport-info and ICE candidate sending are delayed if session is not active yet
Goffi <goffi@goffi.org>
parents: 4071
diff changeset
268 # we check if we have any buffered ICE candidates, and send them if it's the
23fa52acf72c plugin XEP-0167, XEP-0176: transport-info and ICE candidate sending are delayed if session is not active yet
Goffi <goffi@goffi.org>
parents: 4071
diff changeset
269 # case
23fa52acf72c plugin XEP-0167, XEP-0176: transport-info and ICE candidate sending are delayed if session is not active yet
Goffi <goffi@goffi.org>
parents: 4071
diff changeset
270 media_type = content_data["application_data"].get("media")
23fa52acf72c plugin XEP-0167, XEP-0176: transport-info and ICE candidate sending are delayed if session is not active yet
Goffi <goffi@goffi.org>
parents: 4071
diff changeset
271 try:
23fa52acf72c plugin XEP-0167, XEP-0176: transport-info and ICE candidate sending are delayed if session is not active yet
Goffi <goffi@goffi.org>
parents: 4071
diff changeset
272 buffer = session["XEP-0176_buffer"]
23fa52acf72c plugin XEP-0167, XEP-0176: transport-info and ICE candidate sending are delayed if session is not active yet
Goffi <goffi@goffi.org>
parents: 4071
diff changeset
273 buffered_ice_data = buffer.pop(media_type)
23fa52acf72c plugin XEP-0167, XEP-0176: transport-info and ICE candidate sending are delayed if session is not active yet
Goffi <goffi@goffi.org>
parents: 4071
diff changeset
274 except KeyError:
23fa52acf72c plugin XEP-0167, XEP-0176: transport-info and ICE candidate sending are delayed if session is not active yet
Goffi <goffi@goffi.org>
parents: 4071
diff changeset
275 pass
23fa52acf72c plugin XEP-0167, XEP-0176: transport-info and ICE candidate sending are delayed if session is not active yet
Goffi <goffi@goffi.org>
parents: 4071
diff changeset
276 else:
23fa52acf72c plugin XEP-0167, XEP-0176: transport-info and ICE candidate sending are delayed if session is not active yet
Goffi <goffi@goffi.org>
parents: 4071
diff changeset
277 if not buffer:
23fa52acf72c plugin XEP-0167, XEP-0176: transport-info and ICE candidate sending are delayed if session is not active yet
Goffi <goffi@goffi.org>
parents: 4071
diff changeset
278 del session["XEP-0176_buffer"]
23fa52acf72c plugin XEP-0167, XEP-0176: transport-info and ICE candidate sending are delayed if session is not active yet
Goffi <goffi@goffi.org>
parents: 4071
diff changeset
279 transport_elt = self.build_transport(buffered_ice_data)
23fa52acf72c plugin XEP-0167, XEP-0176: transport-info and ICE candidate sending are delayed if session is not active yet
Goffi <goffi@goffi.org>
parents: 4071
diff changeset
280 iq_elt, __ = self._j.build_action(
23fa52acf72c plugin XEP-0167, XEP-0176: transport-info and ICE candidate sending are delayed if session is not active yet
Goffi <goffi@goffi.org>
parents: 4071
diff changeset
281 client,
23fa52acf72c plugin XEP-0167, XEP-0176: transport-info and ICE candidate sending are delayed if session is not active yet
Goffi <goffi@goffi.org>
parents: 4071
diff changeset
282 self._j.A_TRANSPORT_INFO,
23fa52acf72c plugin XEP-0167, XEP-0176: transport-info and ICE candidate sending are delayed if session is not active yet
Goffi <goffi@goffi.org>
parents: 4071
diff changeset
283 session,
23fa52acf72c plugin XEP-0167, XEP-0176: transport-info and ICE candidate sending are delayed if session is not active yet
Goffi <goffi@goffi.org>
parents: 4071
diff changeset
284 content_name,
23fa52acf72c plugin XEP-0167, XEP-0176: transport-info and ICE candidate sending are delayed if session is not active yet
Goffi <goffi@goffi.org>
parents: 4071
diff changeset
285 context_elt=transport_elt,
23fa52acf72c plugin XEP-0167, XEP-0176: transport-info and ICE candidate sending are delayed if session is not active yet
Goffi <goffi@goffi.org>
parents: 4071
diff changeset
286 )
4231
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents: 4116
diff changeset
287 self.host.trigger.point(
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents: 4116
diff changeset
288 "XEP-0176_jingle_handler_send_buffer",
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents: 4116
diff changeset
289 client,
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents: 4116
diff changeset
290 session,
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents: 4116
diff changeset
291 content_name,
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents: 4116
diff changeset
292 content_data,
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents: 4116
diff changeset
293 transport_elt,
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents: 4116
diff changeset
294 iq_elt
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents: 4116
diff changeset
295 )
4116
23fa52acf72c plugin XEP-0167, XEP-0176: transport-info and ICE candidate sending are delayed if session is not active yet
Goffi <goffi@goffi.org>
parents: 4071
diff changeset
296 await iq_elt.send()
4045
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
297
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
298 elif action == self._j.A_START:
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
299 pass
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
300
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
301 elif action == self._j.A_SESSION_INITIATE:
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
302 # responder side, we give our candidates
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
303 transport_elt = self.build_transport(transport_data["local_ice_data"])
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
304 elif action == self._j.A_TRANSPORT_INFO:
4116
23fa52acf72c plugin XEP-0167, XEP-0176: transport-info and ICE candidate sending are delayed if session is not active yet
Goffi <goffi@goffi.org>
parents: 4071
diff changeset
305 if session["state"] == self._j.STATE_PENDING:
23fa52acf72c plugin XEP-0167, XEP-0176: transport-info and ICE candidate sending are delayed if session is not active yet
Goffi <goffi@goffi.org>
parents: 4071
diff changeset
306 # Session is not yet active; we buffer the arguments to replay them
23fa52acf72c plugin XEP-0167, XEP-0176: transport-info and ICE candidate sending are delayed if session is not active yet
Goffi <goffi@goffi.org>
parents: 4071
diff changeset
307 # when the session becomes active. This makes the frontend's life easier.
23fa52acf72c plugin XEP-0167, XEP-0176: transport-info and ICE candidate sending are delayed if session is not active yet
Goffi <goffi@goffi.org>
parents: 4071
diff changeset
308 log.debug("session is not active yet, buffering transport-info element")
23fa52acf72c plugin XEP-0167, XEP-0176: transport-info and ICE candidate sending are delayed if session is not active yet
Goffi <goffi@goffi.org>
parents: 4071
diff changeset
309 buffer = session.setdefault("XEP-0176_handler_buffer", [])
23fa52acf72c plugin XEP-0167, XEP-0176: transport-info and ICE candidate sending are delayed if session is not active yet
Goffi <goffi@goffi.org>
parents: 4071
diff changeset
310 buffer.append([client, action, session, content_name, transport_elt])
23fa52acf72c plugin XEP-0167, XEP-0176: transport-info and ICE candidate sending are delayed if session is not active yet
Goffi <goffi@goffi.org>
parents: 4071
diff changeset
311 return transport_elt
4054
4c8bf67bfbeb plugin XEP-0176: fix candidates data format when calling Bridge's `ice_candidates_new`
Goffi <goffi@goffi.org>
parents: 4052
diff changeset
312
4c8bf67bfbeb plugin XEP-0176: fix candidates data format when calling Bridge's `ice_candidates_new`
Goffi <goffi@goffi.org>
parents: 4052
diff changeset
313 media_type = content_data["application_data"].get("media")
4045
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
314 new_ice_data = self.parse_transport(transport_elt)
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
315 restart = self.update_candidates(transport_data, new_ice_data, local=False)
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
316 if restart:
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
317 log.debug(
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
318 f"Peer ICE restart detected on session {session['id']} "
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
319 f"[{client.profile}]"
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
320 )
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
321 self.host.bridge.ice_restart(session["id"], "peer", client.profile)
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
322
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
323 self.host.bridge.ice_candidates_new(
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
324 session["id"],
4054
4c8bf67bfbeb plugin XEP-0176: fix candidates data format when calling Bridge's `ice_candidates_new`
Goffi <goffi@goffi.org>
parents: 4052
diff changeset
325 data_format.serialise({media_type: new_ice_data}),
4116
23fa52acf72c plugin XEP-0167, XEP-0176: transport-info and ICE candidate sending are delayed if session is not active yet
Goffi <goffi@goffi.org>
parents: 4071
diff changeset
326 client.profile,
4045
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
327 )
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
328 elif action == self._j.A_DESTROY:
4116
23fa52acf72c plugin XEP-0167, XEP-0176: transport-info and ICE candidate sending are delayed if session is not active yet
Goffi <goffi@goffi.org>
parents: 4071
diff changeset
329 pass
4045
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
330 else:
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
331 log.warning("FIXME: unmanaged action {}".format(action))
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
332
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
333 return transport_elt
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
334
4052
2ced30f6d5de plugin XEP-0166, 0176, 0234: minor renaming + type hints
Goffi <goffi@goffi.org>
parents: 4045
diff changeset
335 def jingle_terminate(
2ced30f6d5de plugin XEP-0166, 0176, 0234: minor renaming + type hints
Goffi <goffi@goffi.org>
parents: 4045
diff changeset
336 self,
2ced30f6d5de plugin XEP-0166, 0176, 0234: minor renaming + type hints
Goffi <goffi@goffi.org>
parents: 4045
diff changeset
337 client: SatXMPPEntity,
2ced30f6d5de plugin XEP-0166, 0176, 0234: minor renaming + type hints
Goffi <goffi@goffi.org>
parents: 4045
diff changeset
338 action: str,
2ced30f6d5de plugin XEP-0166, 0176, 0234: minor renaming + type hints
Goffi <goffi@goffi.org>
parents: 4045
diff changeset
339 session: dict,
2ced30f6d5de plugin XEP-0166, 0176, 0234: minor renaming + type hints
Goffi <goffi@goffi.org>
parents: 4045
diff changeset
340 content_name: str,
2ced30f6d5de plugin XEP-0166, 0176, 0234: minor renaming + type hints
Goffi <goffi@goffi.org>
parents: 4045
diff changeset
341 reason_elt: domish.Element,
2ced30f6d5de plugin XEP-0166, 0176, 0234: minor renaming + type hints
Goffi <goffi@goffi.org>
parents: 4045
diff changeset
342 ) -> None:
4045
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
343 log.debug("ICE-UDP session terminated")
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
344
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
345 def update_candidates(
4116
23fa52acf72c plugin XEP-0167, XEP-0176: transport-info and ICE candidate sending are delayed if session is not active yet
Goffi <goffi@goffi.org>
parents: 4071
diff changeset
346 self, transport_data: dict, new_ice_data: dict, local: bool
4045
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
347 ) -> bool:
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
348 """Update ICE candidates when new one are received
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
349
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
350 @param transport_data: transport_data of the content linked to the candidates
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
351 @param new_ice_data: new ICE data, in the same format as returned
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
352 by [self.parse_transport]
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
353 @param local: True if it's our candidates, False if it's peer ones
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
354 @return: True if there is a ICE restart
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
355 """
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
356 key = "local_ice_data" if local else "peer_ice_data"
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
357 try:
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
358 ice_data = transport_data[key]
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
359 except KeyError:
4116
23fa52acf72c plugin XEP-0167, XEP-0176: transport-info and ICE candidate sending are delayed if session is not active yet
Goffi <goffi@goffi.org>
parents: 4071
diff changeset
360 log.warning(f"no {key} available")
4045
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
361 transport_data[key] = new_ice_data
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
362 else:
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
363 if (
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
364 new_ice_data["ufrag"] != ice_data["ufrag"]
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
365 or new_ice_data["pwd"] != ice_data["pwd"]
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
366 ):
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
367 ice_data["ufrag"] = new_ice_data["ufrag"]
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
368 ice_data["pwd"] = new_ice_data["pwd"]
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
369 ice_data["candidates"] = new_ice_data["candidates"]
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
370 return True
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
371 return False
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
372
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
373 async def ice_candidates_add(
4116
23fa52acf72c plugin XEP-0167, XEP-0176: transport-info and ICE candidate sending are delayed if session is not active yet
Goffi <goffi@goffi.org>
parents: 4071
diff changeset
374 self, client: SatXMPPEntity, session_id: str, media_ice_data: Dict[str, dict]
4045
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
375 ) -> None:
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
376 """Called when a new ICE candidates are available for a session
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
377
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
378 @param session_id: Session ID
4116
23fa52acf72c plugin XEP-0167, XEP-0176: transport-info and ICE candidate sending are delayed if session is not active yet
Goffi <goffi@goffi.org>
parents: 4071
diff changeset
379 @param media_ice_data: a map from media type (audio, video) to ICE data
4045
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
380 ICE data must be in the same format as in [self.parse_transport]
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
381 """
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
382 session = self._j.get_session(client, session_id)
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
383 iq_elt: Optional[domish.Element] = None
4231
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents: 4116
diff changeset
384 content_name: str|None = None
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents: 4116
diff changeset
385 content_data: dict|None = None
4045
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
386
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
387 for media_type, new_ice_data in media_ice_data.items():
4116
23fa52acf72c plugin XEP-0167, XEP-0176: transport-info and ICE candidate sending are delayed if session is not active yet
Goffi <goffi@goffi.org>
parents: 4071
diff changeset
388 if session["state"] == self._j.STATE_PENDING:
23fa52acf72c plugin XEP-0167, XEP-0176: transport-info and ICE candidate sending are delayed if session is not active yet
Goffi <goffi@goffi.org>
parents: 4071
diff changeset
389 log.debug(f"session not active, buffering")
23fa52acf72c plugin XEP-0167, XEP-0176: transport-info and ICE candidate sending are delayed if session is not active yet
Goffi <goffi@goffi.org>
parents: 4071
diff changeset
390 buffer = session.setdefault("XEP-0176_buffer", {})
23fa52acf72c plugin XEP-0167, XEP-0176: transport-info and ICE candidate sending are delayed if session is not active yet
Goffi <goffi@goffi.org>
parents: 4071
diff changeset
391 media_buffer = buffer.setdefault(media_type, {})
23fa52acf72c plugin XEP-0167, XEP-0176: transport-info and ICE candidate sending are delayed if session is not active yet
Goffi <goffi@goffi.org>
parents: 4071
diff changeset
392
23fa52acf72c plugin XEP-0167, XEP-0176: transport-info and ICE candidate sending are delayed if session is not active yet
Goffi <goffi@goffi.org>
parents: 4071
diff changeset
393 for key in ["ufrag", "pwd"]:
23fa52acf72c plugin XEP-0167, XEP-0176: transport-info and ICE candidate sending are delayed if session is not active yet
Goffi <goffi@goffi.org>
parents: 4071
diff changeset
394 if key not in media_buffer:
23fa52acf72c plugin XEP-0167, XEP-0176: transport-info and ICE candidate sending are delayed if session is not active yet
Goffi <goffi@goffi.org>
parents: 4071
diff changeset
395 media_buffer[key] = new_ice_data[key]
23fa52acf72c plugin XEP-0167, XEP-0176: transport-info and ICE candidate sending are delayed if session is not active yet
Goffi <goffi@goffi.org>
parents: 4071
diff changeset
396 else:
23fa52acf72c plugin XEP-0167, XEP-0176: transport-info and ICE candidate sending are delayed if session is not active yet
Goffi <goffi@goffi.org>
parents: 4071
diff changeset
397 if media_buffer[key] != new_ice_data[key]:
23fa52acf72c plugin XEP-0167, XEP-0176: transport-info and ICE candidate sending are delayed if session is not active yet
Goffi <goffi@goffi.org>
parents: 4071
diff changeset
398 log.warning(
23fa52acf72c plugin XEP-0167, XEP-0176: transport-info and ICE candidate sending are delayed if session is not active yet
Goffi <goffi@goffi.org>
parents: 4071
diff changeset
399 f"{key} conflict, new value will replace old one\n"
23fa52acf72c plugin XEP-0167, XEP-0176: transport-info and ICE candidate sending are delayed if session is not active yet
Goffi <goffi@goffi.org>
parents: 4071
diff changeset
400 f"buffer={media_buffer[key]!r}\n"
23fa52acf72c plugin XEP-0167, XEP-0176: transport-info and ICE candidate sending are delayed if session is not active yet
Goffi <goffi@goffi.org>
parents: 4071
diff changeset
401 f"new={new_ice_data[key]!r}"
23fa52acf72c plugin XEP-0167, XEP-0176: transport-info and ICE candidate sending are delayed if session is not active yet
Goffi <goffi@goffi.org>
parents: 4071
diff changeset
402 )
23fa52acf72c plugin XEP-0167, XEP-0176: transport-info and ICE candidate sending are delayed if session is not active yet
Goffi <goffi@goffi.org>
parents: 4071
diff changeset
403 media_buffer[key] = new_ice_data[key]
23fa52acf72c plugin XEP-0167, XEP-0176: transport-info and ICE candidate sending are delayed if session is not active yet
Goffi <goffi@goffi.org>
parents: 4071
diff changeset
404
23fa52acf72c plugin XEP-0167, XEP-0176: transport-info and ICE candidate sending are delayed if session is not active yet
Goffi <goffi@goffi.org>
parents: 4071
diff changeset
405 media_buffer.setdefault("candidates", []).extend(
23fa52acf72c plugin XEP-0167, XEP-0176: transport-info and ICE candidate sending are delayed if session is not active yet
Goffi <goffi@goffi.org>
parents: 4071
diff changeset
406 new_ice_data["candidates"]
23fa52acf72c plugin XEP-0167, XEP-0176: transport-info and ICE candidate sending are delayed if session is not active yet
Goffi <goffi@goffi.org>
parents: 4071
diff changeset
407 )
23fa52acf72c plugin XEP-0167, XEP-0176: transport-info and ICE candidate sending are delayed if session is not active yet
Goffi <goffi@goffi.org>
parents: 4071
diff changeset
408 continue
23fa52acf72c plugin XEP-0167, XEP-0176: transport-info and ICE candidate sending are delayed if session is not active yet
Goffi <goffi@goffi.org>
parents: 4071
diff changeset
409
4045
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
410 for content_name, content_data in session["contents"].items():
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
411 if content_data["application_data"].get("media") == media_type:
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
412 break
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
413 else:
4116
23fa52acf72c plugin XEP-0167, XEP-0176: transport-info and ICE candidate sending are delayed if session is not active yet
Goffi <goffi@goffi.org>
parents: 4071
diff changeset
414 log.warning(f"no media of type {media_type} has been found")
4045
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
415 continue
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
416 restart = self.update_candidates(
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
417 content_data["transport_data"], new_ice_data, True
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
418 )
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
419 if restart:
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
420 log.debug(
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
421 f"Local ICE restart detected on session {session['id']} "
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
422 f"[{client.profile}]"
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
423 )
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
424 self.host.bridge.ice_restart(session["id"], "local", client.profile)
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
425 transport_elt = self.build_transport(new_ice_data)
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
426 iq_elt, __ = self._j.build_action(
4116
23fa52acf72c plugin XEP-0167, XEP-0176: transport-info and ICE candidate sending are delayed if session is not active yet
Goffi <goffi@goffi.org>
parents: 4071
diff changeset
427 client,
23fa52acf72c plugin XEP-0167, XEP-0176: transport-info and ICE candidate sending are delayed if session is not active yet
Goffi <goffi@goffi.org>
parents: 4071
diff changeset
428 self._j.A_TRANSPORT_INFO,
23fa52acf72c plugin XEP-0167, XEP-0176: transport-info and ICE candidate sending are delayed if session is not active yet
Goffi <goffi@goffi.org>
parents: 4071
diff changeset
429 session,
23fa52acf72c plugin XEP-0167, XEP-0176: transport-info and ICE candidate sending are delayed if session is not active yet
Goffi <goffi@goffi.org>
parents: 4071
diff changeset
430 content_name,
23fa52acf72c plugin XEP-0167, XEP-0176: transport-info and ICE candidate sending are delayed if session is not active yet
Goffi <goffi@goffi.org>
parents: 4071
diff changeset
431 iq_elt=iq_elt,
23fa52acf72c plugin XEP-0167, XEP-0176: transport-info and ICE candidate sending are delayed if session is not active yet
Goffi <goffi@goffi.org>
parents: 4071
diff changeset
432 context_elt=transport_elt,
4045
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
433 )
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
434
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
435 if iq_elt is not None:
4231
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents: 4116
diff changeset
436 assert content_name is not None and content_data is not None
4045
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
437 try:
4231
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents: 4116
diff changeset
438 self.host.trigger.point(
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents: 4116
diff changeset
439 "XEP-0176_ice_candidate_send", client, session, media_ice_data,
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents: 4116
diff changeset
440 content_name, content_data, iq_elt
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents: 4116
diff changeset
441 )
4045
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
442 await iq_elt.send()
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
443 except Exception as e:
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
444 log.warning(f"Could not send new ICE candidates: {e}")
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
445
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
446
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
447 @implementer(iwokkel.IDisco)
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
448 class XEP_0176_handler(XMPPHandler):
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
449 def getDiscoInfo(self, requestor, target, nodeIdentifier=""):
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
450 return [disco.DiscoFeature(NS_JINGLE_ICE_UDP)]
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
451
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
452 def getDiscoItems(self, requestor, target, nodeIdentifier=""):
ae756bf7c3e8 plugin XEP-0176: Jingle ICE-UDP Transport Method implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
453 return []