Mercurial > libervia-backend

annotate libervia/backend/plugins/plugin_xep_0343.py @ 4258:ba28ca268f4a

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plugin text syntaxes: fix empty string handling in `_remove_markups`.
author Goffi <goffi@goffi.org>
date Wed, 05 Jun 2024 22:33:37 +0200
parents 79c8a70e1813
children 0d7bb4df2343
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
4231
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
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1 #!/usr/bin/env python3
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2
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3 # Libervia plugin
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4 # Copyright (C) 2009-2022 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
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
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8 # the Free Software Foundation, either version 3 of the License, or
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
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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
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
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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
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
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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
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
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19 from typing import Final
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20
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21 from twisted.internet import defer, reactor
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22 from twisted.words.protocols.jabber import jid
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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.i18n import _
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31 from libervia.backend.core.log import getLogger
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32 from libervia.backend.core.xmpp import SatXMPPEntity
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33 from libervia.backend.plugins.plugin_xep_0166.models import BaseTransportHandler, ContentData
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34 from libervia.backend.tools.common import data_format
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35
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36 from .plugin_xep_0167 import mapping
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37
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38 log = getLogger(__name__)
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39
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40
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41 PLUGIN_INFO = {
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
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42 C.PI_NAME: "WebRTC datachannels in Jingle",
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
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43 C.PI_IMPORT_NAME: "XEP-0343",
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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: [],
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47 C.PI_DEPENDENCIES: ["XEP-0166", "XEP-0167", "XEP-0176", "XEP-0234", "XEP-0320"],
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48 C.PI_RECOMMENDATIONS: [],
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49 C.PI_MAIN: "XEP_0343",
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50 C.PI_HANDLER: "yes",
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51 C.PI_DESCRIPTION: _("""Use WebRTC to create a generic data transport."""),
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52 }
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53 NS_JINGLE_WEBRTC_DATACHANNELS: Final[
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54 str
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55 ] = "urn:xmpp:jingle:transports:webrtc-datachannel:1"
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56
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57
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58 class XEP_0343(BaseTransportHandler):
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59 namespace = NS_JINGLE_WEBRTC_DATACHANNELS
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60
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61 def __init__(self, host):
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62 log.info(f"plugin {PLUGIN_INFO[C.PI_NAME]!r} initialization")
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63 self.host = host
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64 self._ice_udp = host.plugins["XEP-0176"]
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65 self._j = host.plugins["XEP-0166"]
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66 self._j.register_transport(
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67 NS_JINGLE_WEBRTC_DATACHANNELS, self._j.TRANSPORT_STREAMING, self, 10000
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68 )
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69 self._rtp = host.plugins["XEP-0167"]
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70 host.trigger.add("XEP-0167_parse_sdp_a", self._parse_sdp_a_trigger)
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71 host.trigger.add(
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72 "XEP-0167_generate_sdp_content", self._generate_sdp_content_trigger
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73 )
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74 host.trigger.add("XEP-0176_jingle_handler_send_buffer", self._on_send_ice_buffer)
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75 host.trigger.add("XEP-0176_ice_candidate_send", self._on_ice_candidate_send)
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76 host.trigger.add(
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77 "XEP-0234_file_jingle_send", self._file_jingle_send
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78 )
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79
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80 def get_handler(self, client: SatXMPPEntity):
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81 return XEP0343Handler()
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82
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83 def is_usable(self, client, content_data: ContentData) -> bool:
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84 try:
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85 return content_data.app_kwargs["extra"]["webrtc"]
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86 except KeyError:
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87 return False
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88
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89 def _parse_sdp_a_trigger(
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90 self,
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91 attribute: str,
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92 parts: list[str],
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93 call_data: dict,
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94 metadata: dict,
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95 media_type: str,
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96 application_data: dict,
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97 transport_data: dict,
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98 ) -> None:
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99 """Parse "sctp-port" and "max-message-size" attributes"""
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100 try:
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101 if attribute == "sctp-port":
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102 transport_data["sctp-port"] = int(parts[0])
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103 elif attribute == "max-message-size":
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104 transport_data["max-message-size"] = int(parts[0])
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105 except ValueError:
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106 log.warning(f"Can't parse value of {attribute}, ignoring: {parts}")
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107
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108 def _generate_sdp_content_trigger(
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109 self,
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110 session: dict,
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111 local: bool,
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112 idx: int,
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113 content_data: dict,
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diff changeset
114 sdp_lines: list[str],
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
115 application_data: dict,
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
116 app_data_key: str,
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
117 media_data: dict,
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
118 media: str
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
119 ) -> None:
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
120 """Generate "sctp-port" and "max-message-size" attributes"""
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
121 transport_data = content_data["transport_data"]
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
122 sctp_port = transport_data.get("sctp-port")
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
123 if sctp_port is not None:
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
124 sdp_lines.append(f"a=sctp-port:{sctp_port}")
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
125
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
126 max_message_size = transport_data.get("max-message-size")
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
127 if max_message_size is not None:
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
128 sdp_lines.append(f"a=max-message-size:{max_message_size}")
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
129
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
130 def _wrap_transport_element(
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
131 self,
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
132 transport_elt: domish.Element
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
133 ) -> None:
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
134 """Wrap the XEP-0176 transport in a transport with this XEP namespace
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
135
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
136 @param transport_elt: ICE UDP <transport>. Must be already a child of a <content>
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
137 element.
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
138 """
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
139 content_elt = transport_elt.parent
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
140 if content_elt is None or not content_elt.name == "content":
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
141 raise exceptions.InternalError("Was expecting <content> element.")
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
142 content_elt.children.remove(transport_elt)
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
143 wrapping_transport_elt = content_elt.addElement(
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
144 (NS_JINGLE_WEBRTC_DATACHANNELS, "transport")
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
145 )
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
146 wrapping_transport_elt.addChild(transport_elt)
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
147
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
148 def _on_send_ice_buffer(
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
149 self,
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
150 client: SatXMPPEntity,
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
151 session: dict,
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
152 content_name: str,
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
153 content_data: dict,
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
154 transport_elt: domish.Element,
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
155 iq_elt: domish.Element
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
156 ) -> bool:
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
157 if content_data["transport"].handler == self:
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
158 self._wrap_transport_element(transport_elt)
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
159 return True
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
160
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
161 def _on_ice_candidate_send(
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
162 self,
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
163 client: SatXMPPEntity,
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
164 session: dict,
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
165 media_ice_data: dict[str, dict],
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
166 content_name: str,
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
167 content_data: dict,
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
168 iq_elt: domish.Element
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
169 ) -> bool:
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
170 if content_data["transport"].handler == self:
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
171 transport_elt = iq_elt.jingle.content.transport
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
172 if transport_elt.uri != self._ice_udp.namespace:
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
173 raise exceptions.InternalError("Was expecting an ICE UDP transport")
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
174 self._wrap_transport_element(transport_elt)
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
175 return True
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
176
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
177 async def _file_jingle_send(
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
178 self,
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
179 client: SatXMPPEntity,
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
180 peer_jid: jid.JID,
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
181 content: dict
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
182 ) -> None:
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
183 call_data = content["app_kwargs"]["extra"].pop("call_data", None)
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
184 if call_data:
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
185 metadata = self._rtp.parse_call_data(call_data)
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
186 try:
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
187 application_data = call_data["application"]
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
188 except KeyError:
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
189 raise exceptions.DataError(
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
190 '"call_data" must have an application media.'
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
191 )
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
192 try:
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
193 content["transport_data"] = {
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
194 "sctp-port": metadata["sctp-port"],
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
195 "max-message-size": metadata.get("max-message-size", 65536),
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
196 "local_ice_data": {
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
197 "ufrag": metadata["ice-ufrag"],
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
198 "pwd": metadata["ice-pwd"],
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
199 "candidates": application_data.pop("ice-candidates"),
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
200 "fingerprint": application_data.pop("fingerprint", {}),
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
201 }
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
202 }
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
203 except KeyError as e:
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
204 raise exceptions.DataError(f"Mandatory key is missing: {e}")
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
205
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
206 async def jingle_session_init(
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
207 self,
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
208 client: SatXMPPEntity,
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
209 session: dict,
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
210 content_name: str,
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
211 ) -> domish.Element:
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
212 content_data = session["contents"][content_name]
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
213 transport_data = content_data["transport_data"]
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
214 ice_transport_elt = await self._ice_udp.jingle_session_init(
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
215 client,
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
216 session,
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
217 content_name
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
218 )
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
219 transport_elt = domish.Element(
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
220 (NS_JINGLE_WEBRTC_DATACHANNELS, "transport"),
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
221 attribs={
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
222 "sctp-port": str(transport_data["sctp-port"]),
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
223 "max-message-size": str(transport_data["max-message-size"])
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
224 }
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
225 )
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
226 transport_elt.addChild(ice_transport_elt)
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
227 return transport_elt
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
228
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
229 async def _call_ice_udp_handler(
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
230 self,
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
231 client: SatXMPPEntity,
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
232 action: str,
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
233 session: dict,
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
234 content_name: str,
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
235 transport_elt: domish.Element,
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
236 ):
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
237 """Unwrap XEP-0176 <transport> element, and call its Jingle handler with it"""
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
238 try:
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
239 ice_transport_elt = next(
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
240 transport_elt.elements(self._ice_udp.namespace, "transport")
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
241 )
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
242 except StopIteration:
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
243 raise exceptions.DataError("Missing ICE UDP <transport> element.")
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
244 else:
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
245 await self._ice_udp.jingle_handler(
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
246 client, action, session, content_name, ice_transport_elt
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
247 )
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
248
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
249 async def jingle_handler(
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
250 self,
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
251 client: SatXMPPEntity,
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
252 action: str,
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
253 session: dict,
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
254 content_name: str,
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
255 transport_elt: domish.Element,
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
256 ) -> domish.Element:
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
257 """Handle Jingle requests
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
258
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
259 @param client: The SatXMPPEntity instance.
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
260 @param action: The action to be performed with the session.
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
261 @param session: A dictionary containing the session information.
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
262 @param content_name: The name of the content.
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
263 @param transport_elt: The domish.Element instance representing the transport
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
264 element.
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
265
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
266 @return: <transport> element
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
267 """
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
268 content_data = session["contents"][content_name]
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
269 transport_data = content_data["transport_data"]
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
270 if action in (self._j.A_PREPARE_CONFIRMATION, self._j.A_PREPARE_INITIATOR):
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
271 session.setdefault("metadata", {})
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
272 session.setdefault("peer_metadata", {})
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
273 # we have to set application data despite being a transport handler,
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
274 # because the SDP generation needs application data
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
275 application_data = content_data["application_data"]
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
276 application_data.setdefault("peer_data", {})
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
277 application_data.setdefault("media", "application")
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
278
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
279 if action == self._j.A_PREPARE_CONFIRMATION:
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
280 await self._call_ice_udp_handler(
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
281 client, action, session, content_name, transport_elt
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
282 )
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
283 try:
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
284 transport_data["sctp-port"] = int(transport_elt["sctp-port"])
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
285 transport_data["max-message-size"] = int(
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
286 transport_elt.getAttribute("max-message-size", 65536)
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
287 )
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
288 except (KeyError, ValueError):
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
289 raise exceptions.DataError(
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
290 f"Invalid datachannel signaling element: {transport_elt.toXml()}"
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
291 )
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
292 transport_data["webrtc"] = True
4240
79c8a70e1813 backend, frontend: prepare remote control:
Goffi <goffi@goffi.org>
parents: 4231
diff changeset
293 elif action in (self._j.A_PREPARE_INITIATOR, self._j.A_TRANSPORT_INFO):
4231
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
294 await self._call_ice_udp_handler(
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
295 client, action, session, content_name, transport_elt
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
296 )
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
297 elif action == self._j.A_SESSION_ACCEPT:
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
298 await self._call_ice_udp_handler(
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
299 client, action, session, content_name, transport_elt
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
300 )
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
301 answer_sdp = mapping.generate_sdp_from_session(session)
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
302 self.host.bridge.call_setup(
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
303 session["id"],
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
304 data_format.serialise(
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
305 {
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
306 "role": session["role"],
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
307 "sdp": answer_sdp,
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
308 }
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
309 ),
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
310 client.profile,
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
311 )
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
312 elif action in (self._j.A_ACCEPTED_ACK, self._j.A_PREPARE_RESPONDER):
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
313 pass
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
314 elif action == self._j.A_START:
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
315 pass
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
316 elif action == self._j.A_SESSION_INITIATE:
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
317 # responder side
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
318
4240
79c8a70e1813 backend, frontend: prepare remote control:
Goffi <goffi@goffi.org>
parents: 4231
diff changeset
319 # answer_sdp_d is a deferred handled in XEP-0167: it is called when the
79c8a70e1813 backend, frontend: prepare remote control:
Goffi <goffi@goffi.org>
parents: 4231
diff changeset
320 # frontend answers with its SDP.
4231
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
321 session["answer_sdp_d"] = answer_sdp_d = defer.Deferred()
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
322 # we should have the answer long before 2 min
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
323 answer_sdp_d.addTimeout(2 * 60, reactor)
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
324
4240
79c8a70e1813 backend, frontend: prepare remote control:
Goffi <goffi@goffi.org>
parents: 4231
diff changeset
325 self._rtp.send_answer_sdp(client, session)
4231
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
326
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
327 answer_sdp = await answer_sdp_d
4240
79c8a70e1813 backend, frontend: prepare remote control:
Goffi <goffi@goffi.org>
parents: 4231
diff changeset
328 parsed_answer = mapping.parse_sdp(answer_sdp, session["role"])
4231
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
329 session["metadata"].update(parsed_answer["metadata"])
4240
79c8a70e1813 backend, frontend: prepare remote control:
Goffi <goffi@goffi.org>
parents: 4231
diff changeset
330 self._rtp.propagate_data(session, parsed_answer)
79c8a70e1813 backend, frontend: prepare remote control:
Goffi <goffi@goffi.org>
parents: 4231
diff changeset
331
4231
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
332 transport_elt.children.clear()
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
333 ice_transport_elt = await self._ice_udp.jingle_handler(
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
334 client, action, session, content_name, transport_elt
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
335 )
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
336 transport_elt.addChild(ice_transport_elt)
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
337 elif action == self._j.A_DESTROY:
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
338 # the transport is replaced (fallback ?)
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
339 pass
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
340 else:
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
341 log.warning(f"FIXME: unmanaged action {action}")
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
342
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
343 return transport_elt
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
344
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
345
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
346 @implementer(iwokkel.IDisco)
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
347 class XEP0343Handler(XMPPHandler):
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
348 def getDiscoInfo(self, requestor, target, nodeIdentifier=""):
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
349 return [disco.DiscoFeature(NS_JINGLE_WEBRTC_DATACHANNELS)]
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
350
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
351 def getDiscoItems(self, requestor, target, nodeIdentifier=""):
e11b13418ba6 plugin XEP-0353, XEP-0234, jingle: WebRTC data channel signaling implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
352 return []