annotate sat/plugins/plugin_xep_0384.py @ 3098:518208085dfb

plugin XEP-0384: typo
author Goffi <goffi@goffi.org>
date Fri, 20 Dec 2019 14:26:05 +0100
parents c048fc192739
children 118d91c932a7
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1 #!/usr/bin/env python3
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2
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3 # SAT plugin for OMEMO encryption
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4 # Copyright (C) 2009-2019 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
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19 from sat.core.i18n import _, D_
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20 from sat.core.constants import Const as C
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21 from sat.core.log import getLogger
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22 from sat.core import exceptions
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23 from twisted.internet import defer
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24 from twisted.words.xish import domish
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25 from twisted.words.protocols.jabber import jid
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26 from twisted.words.protocols.jabber import error
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27 from sat.memory import persistent
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28 from functools import partial
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29 from sat.tools import xml_tools
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30 import logging
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31 import random
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32 import base64
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33 try:
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34 import omemo
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35 from omemo import exceptions as omemo_excpt
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36 from omemo.extendedpublicbundle import ExtendedPublicBundle
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37 except ImportError:
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38 raise exceptions.MissingModule(
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39 'Missing module omemo, please download/install it. You can use '
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40 '"pip install omemo"'
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41 )
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42 try:
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43 from omemo_backend_signal import BACKEND as omemo_backend
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44 except ImportError:
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45 raise exceptions.MissingModule(
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46 'Missing module omemo-backend-signal, please download/install it. You can use '
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47 '"pip install omemo-backend-signal"'
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48 )
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49
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50 log = getLogger(__name__)
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51
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52 PLUGIN_INFO = {
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53 C.PI_NAME: "OMEMO",
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54 C.PI_IMPORT_NAME: "XEP-0384",
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55 C.PI_TYPE: "SEC",
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56 C.PI_PROTOCOLS: ["XEP-0384"],
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57 C.PI_DEPENDENCIES: ["XEP-0163", "XEP-0280", "XEP-0334", "XEP-0060"],
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58 C.PI_MAIN: "OMEMO",
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59 C.PI_HANDLER: "no",
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60 C.PI_DESCRIPTION: _("""Implementation of OMEMO"""),
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61 }
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62
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63 OMEMO_MIN_VER = (0, 11, 0)
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64 NS_OMEMO = "eu.siacs.conversations.axolotl"
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65 NS_OMEMO_DEVICES = NS_OMEMO + ".devicelist"
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66 NS_OMEMO_BUNDLE = NS_OMEMO + ".bundles:{device_id}"
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67 KEY_STATE = "STATE"
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68 KEY_DEVICE_ID = "DEVICE_ID"
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69 KEY_SESSION = "SESSION"
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70 KEY_TRUST = "TRUST"
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71 KEY_ACTIVE_DEVICES = "DEVICES"
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72 KEY_INACTIVE_DEVICES = "INACTIVE_DEVICES"
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73 KEY_ALL_JIDS = "ALL_JIDS"
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74
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75
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76 # we want to manage log emitted by omemo module ourselves
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78 class SatHandler(logging.Handler):
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80 def emit(self, record):
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81 log.log(record.levelname, record.getMessage())
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83 @staticmethod
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84 def install():
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85 omemo_sm_logger = logging.getLogger("omemo.SessionManager")
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86 omemo_sm_logger.propagate = False
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87 omemo_sm_logger.addHandler(SatHandler())
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90 SatHandler.install()
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92
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93 def b64enc(data):
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94 return base64.b64encode(bytes(bytearray(data))).decode("US-ASCII")
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95
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96
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97 def promise2Deferred(promise_):
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98 """Create a Deferred and fire it when promise is resolved
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99
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100 @param promise_(promise.Promise): promise to convert
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101 @return (defer.Deferred): deferred instance linked to the promise
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102 """
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103 d = defer.Deferred()
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104 promise_.then(d.callback, d.errback)
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105 return d
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106
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107
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108 class OmemoStorage(omemo.Storage):
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109
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110 def __init__(self, client, device_id, all_jids, persistent_dict):
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111 """
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112 @param persistent_dict(persistent.LazyPersistentBinaryDict): object which will
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113 store data in SàT database
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114 """
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115 self.own_bare_jid_s = client.jid.userhost()
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116 self.device_id = device_id
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117 self.all_jids = all_jids
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118 self.data = persistent_dict
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119
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120 @property
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121 def is_async(self):
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122 return True
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123
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124 def setCb(self, deferred, callback):
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125 """Associate Deferred and callback
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126
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127 callback of omemo.Storage expect a boolean with success state then result
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128 Deferred on the other hand use 2 methods for callback and errback
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129 This method use partial to call callback with boolean then result when
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130 Deferred is called
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131 """
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132 deferred.addCallback(partial(callback, True))
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133 deferred.addErrback(partial(callback, False))
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134
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135 def _checkJid(self, bare_jid):
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136 """Check if jid is know, and store it if not
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137
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138 @param bare_jid(unicode): bare jid to check
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139 @return (D): Deferred fired when jid is stored
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140 """
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141 if bare_jid in self.all_jids:
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142 return defer.succeed(None)
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143 else:
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144 self.all_jids.add(bare_jid)
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145 d = self.data.force(KEY_ALL_JIDS, self.all_jids)
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146 return d
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147
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148 def loadOwnData(self, callback):
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149 callback(True, {'own_bare_jid': self.own_bare_jid_s,
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150 'own_device_id': self.device_id})
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151
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152 def storeOwnData(self, callback, own_bare_jid, own_device_id):
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153 if own_bare_jid != self.own_bare_jid_s or own_device_id != self.device_id:
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154 raise exceptions.InternalError('bare jid or device id inconsistency!')
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155 callback(True, None)
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156
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157 def loadState(self, callback):
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158 d = self.data.get(KEY_STATE)
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159 self.setCb(d, callback)
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160
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161 def storeState(self, callback, state):
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162 d = self.data.force(KEY_STATE, state)
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163 self.setCb(d, callback)
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164
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165 def loadSession(self, callback, bare_jid, device_id):
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166 key = '\n'.join([KEY_SESSION, bare_jid, str(device_id)])
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167 d = self.data.get(key)
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168 self.setCb(d, callback)
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169
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170 def storeSession(self, callback, bare_jid, device_id, session):
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171 key = '\n'.join([KEY_SESSION, bare_jid, str(device_id)])
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172 d = self.data.force(key, session)
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173 self.setCb(d, callback)
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174
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175 def deleteSession(self, callback, bare_jid, device_id):
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176 key = '\n'.join([KEY_SESSION, bare_jid, str(device_id)])
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177 d = self.data.remove(key)
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178 self.setCb(d, callback)
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179
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180 def loadActiveDevices(self, callback, bare_jid):
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181 key = '\n'.join([KEY_ACTIVE_DEVICES, bare_jid])
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182 d = self.data.get(key, {})
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183 if callback is not None:
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184 self.setCb(d, callback)
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185 return d
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186
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187 def loadInactiveDevices(self, callback, bare_jid):
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188 key = '\n'.join([KEY_INACTIVE_DEVICES, bare_jid])
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189 d = self.data.get(key, {})
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190 if callback is not None:
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191 self.setCb(d, callback)
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192 return d
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193
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194 def storeActiveDevices(self, callback, bare_jid, devices):
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195 key = '\n'.join([KEY_ACTIVE_DEVICES, bare_jid])
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196 d = self._checkJid(bare_jid)
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197 d.addCallback(lambda _: self.data.force(key, devices))
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198 self.setCb(d, callback)
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199
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200 def storeInactiveDevices(self, callback, bare_jid, devices):
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201 key = '\n'.join([KEY_INACTIVE_DEVICES, bare_jid])
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202 d = self._checkJid(bare_jid)
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203 d.addCallback(lambda _: self.data.force(key, devices))
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204 self.setCb(d, callback)
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205
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206 def storeTrust(self, callback, bare_jid, device_id, trust):
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207 key = '\n'.join([KEY_TRUST, bare_jid, str(device_id)])
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208 d = self.data.force(key, trust)
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209 self.setCb(d, callback)
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210
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211 def loadTrust(self, callback, bare_jid, device_id):
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212 key = '\n'.join([KEY_TRUST, bare_jid, str(device_id)])
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213 d = self.data.get(key)
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214 if callback is not None:
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215 self.setCb(d, callback)
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216 return d
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217
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218 def listJIDs(self, callback):
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219 d = defer.succeed(self.all_jids)
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220 if callback is not None:
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221 self.setCb(d, callback)
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222 return d
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223
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224 def _deleteJID_logResults(self, results):
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225 failed = [success for success, __ in results if not success]
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226 if failed:
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227 log.warning(
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228 "delete JID failed for {failed_count} on {total_count} operations"
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229 .format(failed_count=len(failed), total_count=len(results)))
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230 else:
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231 log.info(
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232 "Delete JID operation succeed ({total_count} operations)."
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233 .format(total_count=len(results)))
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234
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235 def _deleteJID_gotDevices(self, results, bare_jid):
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236 assert len(results) == 2
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237 active_success, active_devices = results[0]
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238 inactive_success, inactive_devices = results[0]
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239 d_list = []
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diff changeset
240 for success, devices in results:
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diff changeset
241 if not success:
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242 log.warning("Can't retrieve devices for {bare_jid}: {reason}"
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243 .format(bare_jid=bare_jid, reason=active_devices))
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244 else:
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245 for device_id in devices:
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246 for key in (KEY_SESSION, KEY_TRUST):
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247 k = '\n'.join([key, bare_jid, str(device_id)])
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248 d_list.append(self.data.remove(k))
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249
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250 d_list.append(self.data.remove(KEY_ACTIVE_DEVICES, bare_jid))
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251 d_list.append(self.data.remove(KEY_INACTIVE_DEVICES, bare_jid))
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252 d_list.append(lambda __: self.all_jids.discard(bare_jid))
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253 # FIXME: there is a risk of race condition here,
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254 # if self.all_jids is modified between discard and force)
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255 d_list.append(lambda __: self.data.force(KEY_ALL_JIDS, self.all_jids))
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256 d = defer.DeferredList(d_list)
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257 d.addCallback(self._deleteJID_logResults)
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258 return d
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259
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260 def deleteJID(self, callback, bare_jid):
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261 """Retrieve all (in)actives of bare_jid, and delete all related keys"""
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262 d_list = []
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263
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264 key = '\n'.join([KEY_ACTIVE_DEVICES, bare_jid])
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265 d_list.append(self.data.get(key, []))
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266
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267 key = '\n'.join([KEY_INACTIVE_DEVICES, bare_jid])
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268 d_inactive = self.data.get(key, {})
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269 # inactive devices are returned as a dict mapping from devices_id to timestamp
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270 # but we only need devices ids
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271 d_inactive.addCallback(lambda devices: [k for k, __ in devices])
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272
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273 d_list.append(d_inactive)
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274 d = defer.DeferredList(d_list)
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275 d.addCallback(self._deleteJID_gotDevices, bare_jid)
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276 if callback is not None:
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277 self.setCb(d, callback)
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278 return d
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279
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280
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281 class SatOTPKPolicy(omemo.DefaultOTPKPolicy):
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282 pass
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283
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284
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285 class OmemoSession(object):
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286 """Wrapper to use omemo.OmemoSession with Deferred"""
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287
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288 def __init__(self, session):
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289 self._session = session
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290
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291 @property
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292 def republish_bundle(self):
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293 return self._session.republish_bundle
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294
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295 @property
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296 def public_bundle(self):
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297 return self._session.public_bundle
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298
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299 @classmethod
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300 def create(cls, client, storage, my_device_id = None):
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301 omemo_session_p = omemo.SessionManager.create(
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302 storage,
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303 SatOTPKPolicy,
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304 omemo_backend,
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diff changeset
305 client.jid.userhost(),
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306 my_device_id)
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307 d = promise2Deferred(omemo_session_p)
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308 d.addCallback(lambda session: cls(session))
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309 return d
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310
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311 def newDeviceList(self, jid, devices):
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312 jid = jid.userhost()
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313 new_device_p = self._session.newDeviceList(jid, devices)
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314 return promise2Deferred(new_device_p)
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315
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316 def getDevices(self, bare_jid=None):
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317 get_devices_p = self._session.getDevices(bare_jid=bare_jid)
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318 return promise2Deferred(get_devices_p)
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319
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diff changeset
320 def buildSession(self, bare_jid, device, bundle):
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321 bare_jid = bare_jid.userhost()
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322 build_session_p = self._session.buildSession(bare_jid, device, bundle)
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323 return promise2Deferred(build_session_p)
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324
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325 def encryptMessage(self, bare_jids, message, bundles=None, expect_problems=None):
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326 """Encrypt a message
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327
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328 @param bare_jids(iterable[jid.JID]): destinees of the message
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329 @param message(unicode): message to encode
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330 @param bundles(dict[jid.JID, dict[int, ExtendedPublicBundle]):
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331 entities => devices => bundles map
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332 @return D(dict): encryption data
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333 """
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334 if isinstance(bare_jids, jid.JID):
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335 bare_jids = bare_jids.userhost()
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336 else:
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337 bare_jids = [e.userhost() for e in bare_jids]
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338 if bundles is not None:
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339 bundles = {e.userhost(): v for e, v in bundles.items()}
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340 encrypt_mess_p = self._session.encryptMessage(
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341 bare_jids=bare_jids,
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342 plaintext=message.encode(),
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343 bundles=bundles,
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344 expect_problems=expect_problems)
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345 return promise2Deferred(encrypt_mess_p)
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346
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347 def decryptMessage(self, bare_jid, device, iv, message, is_pre_key_message,
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348 ciphertext, additional_information=None, allow_untrusted=False):
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349 bare_jid = bare_jid.userhost()
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350 decrypt_mess_p = self._session.decryptMessage(
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351 bare_jid=bare_jid,
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352 device=device,
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353 iv=iv,
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354 message=message,
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355 is_pre_key_message=is_pre_key_message,
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356 ciphertext=ciphertext,
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357 additional_information=additional_information,
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358 allow_untrusted=allow_untrusted
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359 )
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360 return promise2Deferred(decrypt_mess_p)
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361
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362 def setTrust(self, bare_jid, device, key, trusted):
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363 bare_jid = bare_jid.userhost()
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364 setTrust_p = self._session.setTrust(
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365 bare_jid=bare_jid,
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366 device=device,
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367 key=key,
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368 trusted=trusted,
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369 )
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370 return promise2Deferred(setTrust_p)
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371
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diff changeset
372 def getTrustForJID(self, bare_jid):
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373 bare_jid = bare_jid.userhost()
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diff changeset
374 get_trust_p = self._session.getTrustForJID(bare_jid=bare_jid)
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
375 return promise2Deferred(get_trust_p)
2648
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
376
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
377
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
378 class OMEMO(object):
2738
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
379
2648
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
380 def __init__(self, host):
3028
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
381 log.info(_("OMEMO plugin initialization (omemo module v{version})").format(
2738
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
382 version=omemo.__version__))
3028
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
383 version = tuple(map(int, omemo.__version__.split('.')[:3]))
2738
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
384 if version < OMEMO_MIN_VER:
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
385 log.warning(_(
3028
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
386 "Your version of omemo module is too old: {v[0]}.{v[1]}.{v[2]} is "
3098
518208085dfb plugin XEP-0384: typo
Goffi <goffi@goffi.org>
parents: 3085
diff changeset
387 "minimum required, please update.").format(v=OMEMO_MIN_VER))
2738
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
388 raise exceptions.CancelError("module is too old")
2648
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
389 self.host = host
3028
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
390 self._p_hints = host.plugins["XEP-0334"]
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
391 self._p_carbons = host.plugins["XEP-0280"]
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
392 self._p = host.plugins["XEP-0060"]
2648
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
393 host.trigger.add("MessageReceived", self._messageReceivedTrigger, priority=100050)
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
394 host.trigger.add("sendMessageData", self._sendMessageDataTrigger)
3028
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
395 self.host.registerEncryptionPlugin(self, "OMEMO", NS_OMEMO, 100)
2662
0bef44f8e8ca plugin XEP-0384: PEP handling + mark as encrypted:
Goffi <goffi@goffi.org>
parents: 2654
diff changeset
396 pep = host.plugins['XEP-0163']
0bef44f8e8ca plugin XEP-0384: PEP handling + mark as encrypted:
Goffi <goffi@goffi.org>
parents: 2654
diff changeset
397 pep.addPEPEvent("OMEMO_DEVICES", NS_OMEMO_DEVICES, self.onNewDevices)
2648
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
398
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
399 @defer.inlineCallbacks
2738
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
400 def trustUICb(self, xmlui_data, trust_data, expect_problems=None,
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
401 profile=C.PROF_KEY_NONE):
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
402 if C.bool(xmlui_data.get('cancelled', 'false')):
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
403 defer.returnValue({})
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
404 client = self.host.getClient(profile)
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
405 session = client._xep_0384_session
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
406 answer = xml_tools.XMLUIResult2DataFormResult(xmlui_data)
3028
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
407 for key, value in answer.items():
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
408 if key.startswith('trust_'):
2738
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
409 trust_id = key[6:]
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
410 else:
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
411 continue
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
412 data = trust_data[trust_id]
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
413 trust = C.bool(value)
3085
c048fc192739 plugin XEP-0384: update to latest python-omemo + better trust management:
Goffi <goffi@goffi.org>
parents: 3084
diff changeset
414 yield session.setTrust(
c048fc192739 plugin XEP-0384: update to latest python-omemo + better trust management:
Goffi <goffi@goffi.org>
parents: 3084
diff changeset
415 data["jid"],
c048fc192739 plugin XEP-0384: update to latest python-omemo + better trust management:
Goffi <goffi@goffi.org>
parents: 3084
diff changeset
416 data["device"],
c048fc192739 plugin XEP-0384: update to latest python-omemo + better trust management:
Goffi <goffi@goffi.org>
parents: 3084
diff changeset
417 data["ik"],
c048fc192739 plugin XEP-0384: update to latest python-omemo + better trust management:
Goffi <goffi@goffi.org>
parents: 3084
diff changeset
418 trusted=trust,
c048fc192739 plugin XEP-0384: update to latest python-omemo + better trust management:
Goffi <goffi@goffi.org>
parents: 3084
diff changeset
419 )
c048fc192739 plugin XEP-0384: update to latest python-omemo + better trust management:
Goffi <goffi@goffi.org>
parents: 3084
diff changeset
420 if not trust and expect_problems is not None:
c048fc192739 plugin XEP-0384: update to latest python-omemo + better trust management:
Goffi <goffi@goffi.org>
parents: 3084
diff changeset
421 expect_problems.setdefault(data['jid'].userhost(), set()).add(
c048fc192739 plugin XEP-0384: update to latest python-omemo + better trust management:
Goffi <goffi@goffi.org>
parents: 3084
diff changeset
422 data['device']
c048fc192739 plugin XEP-0384: update to latest python-omemo + better trust management:
Goffi <goffi@goffi.org>
parents: 3084
diff changeset
423 )
2738
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
424 defer.returnValue({})
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
425
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
426 @defer.inlineCallbacks
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
427 def getTrustUI(self, client, entity_jid=None, trust_data=None, submit_id=None):
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
428 """Generate a XMLUI to manage trust
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
429
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
430 @param entity_jid(None, jid.JID): jid of entity to manage
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
431 None to use trust_data
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
432 @param trust_data(None, dict): devices data:
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
433 None to use entity_jid
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
434 else a dict mapping from trust ids (unicode) to devices data,
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
435 where a device data must have the following keys:
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
436 - jid(jid.JID): bare jid of the device owner
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
437 - device(int): device id
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
438 - ik(bytes): identity key
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
439 and may have the following key:
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
440 - trusted(bool): True if device is trusted
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
441 @param submit_id(None, unicode): submit_id to use
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
442 if None set UI callback to trustUICb
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
443 @return D(xmlui): trust management form
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
444 """
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
445 # we need entity_jid xor trust_data
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
446 assert entity_jid and not trust_data or not entity_jid and trust_data
2744
e6716d90c2fe plugin XEP-0384: various bug fixes:
Goffi <goffi@goffi.org>
parents: 2738
diff changeset
447 if entity_jid and entity_jid.resource:
3028
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
448 raise ValueError("A bare jid is expected")
2738
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
449
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
450 session = client._xep_0384_session
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
451
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
452 if trust_data is None:
2744
e6716d90c2fe plugin XEP-0384: various bug fixes:
Goffi <goffi@goffi.org>
parents: 2738
diff changeset
453 cache = client._xep_0384_cache.setdefault(entity_jid, {})
2738
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
454 trust_data = {}
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
455 trust_session_data = yield session.getTrustForJID(entity_jid)
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
456 bare_jid_s = entity_jid.userhost()
3028
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
457 for device_id, trust_info in trust_session_data['active'].items():
2744
e6716d90c2fe plugin XEP-0384: various bug fixes:
Goffi <goffi@goffi.org>
parents: 2738
diff changeset
458 if trust_info is None:
e6716d90c2fe plugin XEP-0384: various bug fixes:
Goffi <goffi@goffi.org>
parents: 2738
diff changeset
459 # device has never been (un)trusted, we have to retrieve its
e6716d90c2fe plugin XEP-0384: various bug fixes:
Goffi <goffi@goffi.org>
parents: 2738
diff changeset
460 # fingerprint (i.e. identity key or "ik") through public bundle
e6716d90c2fe plugin XEP-0384: various bug fixes:
Goffi <goffi@goffi.org>
parents: 2738
diff changeset
461 if device_id not in cache:
e6716d90c2fe plugin XEP-0384: various bug fixes:
Goffi <goffi@goffi.org>
parents: 2738
diff changeset
462 bundles, missing = yield self.getBundles(client,
e6716d90c2fe plugin XEP-0384: various bug fixes:
Goffi <goffi@goffi.org>
parents: 2738
diff changeset
463 entity_jid,
e6716d90c2fe plugin XEP-0384: various bug fixes:
Goffi <goffi@goffi.org>
parents: 2738
diff changeset
464 [device_id])
e6716d90c2fe plugin XEP-0384: various bug fixes:
Goffi <goffi@goffi.org>
parents: 2738
diff changeset
465 if device_id not in bundles:
e6716d90c2fe plugin XEP-0384: various bug fixes:
Goffi <goffi@goffi.org>
parents: 2738
diff changeset
466 log.warning(_(
3028
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
467 "Can't find bundle for device {device_id} of user "
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
468 "{bare_jid}, ignoring").format(device_id=device_id,
2744
e6716d90c2fe plugin XEP-0384: various bug fixes:
Goffi <goffi@goffi.org>
parents: 2738
diff changeset
469 bare_jid=bare_jid_s))
e6716d90c2fe plugin XEP-0384: various bug fixes:
Goffi <goffi@goffi.org>
parents: 2738
diff changeset
470 continue
e6716d90c2fe plugin XEP-0384: various bug fixes:
Goffi <goffi@goffi.org>
parents: 2738
diff changeset
471 cache[device_id] = bundles[device_id]
e6716d90c2fe plugin XEP-0384: various bug fixes:
Goffi <goffi@goffi.org>
parents: 2738
diff changeset
472 # TODO: replace False below by None when undecided
e6716d90c2fe plugin XEP-0384: various bug fixes:
Goffi <goffi@goffi.org>
parents: 2738
diff changeset
473 # trusts are handled
e6716d90c2fe plugin XEP-0384: various bug fixes:
Goffi <goffi@goffi.org>
parents: 2738
diff changeset
474 trust_info = {
3028
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
475 "key": cache[device_id].ik,
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
476 "trusted": False
2744
e6716d90c2fe plugin XEP-0384: various bug fixes:
Goffi <goffi@goffi.org>
parents: 2738
diff changeset
477 }
e6716d90c2fe plugin XEP-0384: various bug fixes:
Goffi <goffi@goffi.org>
parents: 2738
diff changeset
478
2738
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
479 ik = trust_info["key"]
3028
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
480 trust_id = str(hash((bare_jid_s, device_id, ik)))
2738
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
481 trust_data[trust_id] = {
3028
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
482 "jid": entity_jid,
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
483 "device": device_id,
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
484 "ik": ik,
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
485 "trusted": trust_info["trusted"],
2738
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
486 }
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
487
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
488 if submit_id is None:
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
489 submit_id = self.host.registerCallback(partial(self.trustUICb,
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
490 trust_data=trust_data),
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
491 with_data=True,
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
492 one_shot=True)
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
493 xmlui = xml_tools.XMLUI(
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
494 panel_type = C.XMLUI_FORM,
3028
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
495 title = D_("OMEMO trust management"),
2738
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
496 submit_id = submit_id
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
497 )
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
498 xmlui.addText(D_(
3028
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
499 "This is OMEMO trusting system. You'll see below the devices of your "
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
500 "contacts, and a checkbox to trust them or not. A trusted device "
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
501 "can read your messages in plain text, so be sure to only validate "
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
502 "devices that you are sure are belonging to your contact. It's better "
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
503 "to do this when you are next to your contact and her/his device, so "
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
504 "you can check the \"fingerprint\" (the number next to the device) "
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
505 "yourself. Do *not* validate a device if the fingerprint is wrong!"))
2738
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
506
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
507 xmlui.changeContainer("label")
3028
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
508 xmlui.addLabel(D_("This device ID"))
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
509 xmlui.addText(str(client._xep_0384_device_id))
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
510 xmlui.addLabel(D_("This device fingerprint"))
3084
ffcdd93b61fa plugin XEP-0384: specific warning on missing omemo-backend-signal + fixed encoding following Python 3 port
Goffi <goffi@goffi.org>
parents: 3028
diff changeset
511 ik_hex = session.public_bundle.ik.hex().upper()
3028
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
512 fp_human = ' '.join([ik_hex[i:i+8] for i in range(0, len(ik_hex), 8)])
2738
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
513 xmlui.addText(fp_human)
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
514 xmlui.addEmpty()
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
515 xmlui.addEmpty()
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
516
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
517
3028
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
518 for trust_id, data in trust_data.items():
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
519 xmlui.addLabel(D_("Contact"))
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
520 xmlui.addJid(data['jid'])
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
521 xmlui.addLabel(D_("Device ID"))
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
522 xmlui.addText(str(data['device']))
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
523 xmlui.addLabel(D_("Fingerprint"))
3084
ffcdd93b61fa plugin XEP-0384: specific warning on missing omemo-backend-signal + fixed encoding following Python 3 port
Goffi <goffi@goffi.org>
parents: 3028
diff changeset
524 ik_hex = data['ik'].hex().upper()
3028
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
525 fp_human = ' '.join([ik_hex[i:i+8] for i in range(0, len(ik_hex), 8)])
2738
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
526 xmlui.addText(fp_human)
3028
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
527 xmlui.addLabel(D_("Trust this device?"))
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
528 xmlui.addBool("trust_{}".format(trust_id),
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
529 value=C.boolConst(data.get('trusted', False)))
2738
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
530
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
531 xmlui.addEmpty()
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
532 xmlui.addEmpty()
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
533
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
534 defer.returnValue(xmlui)
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
535
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
536 @defer.inlineCallbacks
2648
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
537 def profileConnected(self, client):
2925
03a09e16bf28 plugin XEP-0384: wait for client to be ready if session is missing when onNewDevices is called
Goffi <goffi@goffi.org>
parents: 2860
diff changeset
538 # FIXME: is _xep_0384_ready needed? can we use profileConnecting?
03a09e16bf28 plugin XEP-0384: wait for client to be ready if session is missing when onNewDevices is called
Goffi <goffi@goffi.org>
parents: 2860
diff changeset
539 # Workflow should be checked
2738
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
540 client._xep_0384_ready = defer.Deferred()
2648
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
541 # we first need to get devices ids (including our own)
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
542 persistent_dict = persistent.LazyPersistentBinaryDict("XEP-0384", client.profile)
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
543 # all known devices of profile
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
544 devices = yield self.getDevices(client)
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
545 # and our own device id
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
546 device_id = yield persistent_dict.get(KEY_DEVICE_ID)
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
547 if device_id is None:
3028
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
548 log.info(_("We have no identity for this device yet, let's generate one"))
2648
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
549 # we have a new device, we create device_id
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
550 device_id = random.randint(1, 2**31-1)
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
551 # we check that it's really unique
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
552 while device_id in devices:
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
553 device_id = random.randint(1, 2**31-1)
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
554 # and we save it
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
555 persistent_dict[KEY_DEVICE_ID] = device_id
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
556
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
557 if device_id not in devices:
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
558 devices.add(device_id)
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
559 yield self.setDevices(client, devices)
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
560
2738
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
561 all_jids = yield persistent_dict.get(KEY_ALL_JIDS, set())
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
562
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
563 omemo_storage = OmemoStorage(client, device_id, all_jids, persistent_dict)
2648
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
564 omemo_session = yield OmemoSession.create(client, omemo_storage, device_id)
2662
0bef44f8e8ca plugin XEP-0384: PEP handling + mark as encrypted:
Goffi <goffi@goffi.org>
parents: 2654
diff changeset
565 client._xep_0384_cache = {}
2648
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
566 client._xep_0384_session = omemo_session
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
567 client._xep_0384_device_id = device_id
2738
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
568 yield omemo_session.newDeviceList(client.jid, devices)
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
569 if omemo_session.republish_bundle:
3028
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
570 log.info(_("Saving public bundle for this device ({device_id})").format(
2648
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
571 device_id=device_id))
2738
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
572 yield self.setBundle(client, omemo_session.public_bundle, device_id)
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
573 client._xep_0384_ready.callback(None)
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
574 del client._xep_0384_ready
2648
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
575
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
576 ## XMPP PEP nodes manipulation
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
577
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
578 # devices
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
579
2662
0bef44f8e8ca plugin XEP-0384: PEP handling + mark as encrypted:
Goffi <goffi@goffi.org>
parents: 2654
diff changeset
580 def parseDevices(self, items):
0bef44f8e8ca plugin XEP-0384: PEP handling + mark as encrypted:
Goffi <goffi@goffi.org>
parents: 2654
diff changeset
581 """Parse devices found in items
2648
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
582
2662
0bef44f8e8ca plugin XEP-0384: PEP handling + mark as encrypted:
Goffi <goffi@goffi.org>
parents: 2654
diff changeset
583 @param items(iterable[domish.Element]): items as retrieved by getItems
0bef44f8e8ca plugin XEP-0384: PEP handling + mark as encrypted:
Goffi <goffi@goffi.org>
parents: 2654
diff changeset
584 @return set[int]: parsed devices
2648
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
585 """
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
586 devices = set()
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
587 if len(items) > 1:
3028
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
588 log.warning(_("OMEMO devices list is stored in more that one items, "
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
589 "this is not expected"))
2648
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
590 if items:
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
591 try:
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
592 list_elt = next(items[0].elements(NS_OMEMO, 'list'))
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
593 except StopIteration:
3028
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
594 log.warning(_("no list element found in OMEMO devices list"))
2648
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
595 return
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
596 for device_elt in list_elt.elements(NS_OMEMO, 'device'):
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
597 try:
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
598 device_id = int(device_elt['id'])
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
599 except KeyError:
3028
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
600 log.warning(_('device element is missing "id" attribute: {elt}')
2648
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
601 .format(elt=device_elt.toXml()))
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
602 except ValueError:
3028
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
603 log.warning(_('invalid device id: {device_id}').format(
2648
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
604 device_id=device_elt['id']))
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
605 else:
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
606 devices.add(device_id)
2662
0bef44f8e8ca plugin XEP-0384: PEP handling + mark as encrypted:
Goffi <goffi@goffi.org>
parents: 2654
diff changeset
607 return devices
0bef44f8e8ca plugin XEP-0384: PEP handling + mark as encrypted:
Goffi <goffi@goffi.org>
parents: 2654
diff changeset
608
0bef44f8e8ca plugin XEP-0384: PEP handling + mark as encrypted:
Goffi <goffi@goffi.org>
parents: 2654
diff changeset
609 @defer.inlineCallbacks
0bef44f8e8ca plugin XEP-0384: PEP handling + mark as encrypted:
Goffi <goffi@goffi.org>
parents: 2654
diff changeset
610 def getDevices(self, client, entity_jid=None):
0bef44f8e8ca plugin XEP-0384: PEP handling + mark as encrypted:
Goffi <goffi@goffi.org>
parents: 2654
diff changeset
611 """Retrieve list of registered OMEMO devices
0bef44f8e8ca plugin XEP-0384: PEP handling + mark as encrypted:
Goffi <goffi@goffi.org>
parents: 2654
diff changeset
612
0bef44f8e8ca plugin XEP-0384: PEP handling + mark as encrypted:
Goffi <goffi@goffi.org>
parents: 2654
diff changeset
613 @param entity_jid(jid.JID, None): get devices from this entity
0bef44f8e8ca plugin XEP-0384: PEP handling + mark as encrypted:
Goffi <goffi@goffi.org>
parents: 2654
diff changeset
614 None to get our own devices
0bef44f8e8ca plugin XEP-0384: PEP handling + mark as encrypted:
Goffi <goffi@goffi.org>
parents: 2654
diff changeset
615 @return (set(int)): list of devices
0bef44f8e8ca plugin XEP-0384: PEP handling + mark as encrypted:
Goffi <goffi@goffi.org>
parents: 2654
diff changeset
616 """
0bef44f8e8ca plugin XEP-0384: PEP handling + mark as encrypted:
Goffi <goffi@goffi.org>
parents: 2654
diff changeset
617 if entity_jid is not None:
0bef44f8e8ca plugin XEP-0384: PEP handling + mark as encrypted:
Goffi <goffi@goffi.org>
parents: 2654
diff changeset
618 assert not entity_jid.resource
0bef44f8e8ca plugin XEP-0384: PEP handling + mark as encrypted:
Goffi <goffi@goffi.org>
parents: 2654
diff changeset
619 try:
0bef44f8e8ca plugin XEP-0384: PEP handling + mark as encrypted:
Goffi <goffi@goffi.org>
parents: 2654
diff changeset
620 items, metadata = yield self._p.getItems(client, entity_jid, NS_OMEMO_DEVICES)
0bef44f8e8ca plugin XEP-0384: PEP handling + mark as encrypted:
Goffi <goffi@goffi.org>
parents: 2654
diff changeset
621 except error.StanzaError as e:
0bef44f8e8ca plugin XEP-0384: PEP handling + mark as encrypted:
Goffi <goffi@goffi.org>
parents: 2654
diff changeset
622 if e.condition == 'item-not-found':
3028
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
623 log.info(_("there is no node to handle OMEMO devices"))
2662
0bef44f8e8ca plugin XEP-0384: PEP handling + mark as encrypted:
Goffi <goffi@goffi.org>
parents: 2654
diff changeset
624 defer.returnValue(set())
2745
3ee396b2ecf3 plugin XEP-0384: don't ignore StanzaError if it's not item-not-found
Goffi <goffi@goffi.org>
parents: 2744
diff changeset
625 raise e
2662
0bef44f8e8ca plugin XEP-0384: PEP handling + mark as encrypted:
Goffi <goffi@goffi.org>
parents: 2654
diff changeset
626
0bef44f8e8ca plugin XEP-0384: PEP handling + mark as encrypted:
Goffi <goffi@goffi.org>
parents: 2654
diff changeset
627 devices = self.parseDevices(items)
2648
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
628 defer.returnValue(devices)
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
629
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
630 def setDevicesEb(self, failure_):
3028
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
631 log.warning(_("Can't set devices: {reason}").format(reason=failure_))
2648
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
632
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
633 def setDevices(self, client, devices):
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
634 list_elt = domish.Element((NS_OMEMO, 'list'))
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
635 for device in devices:
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
636 device_elt = list_elt.addElement('device')
3028
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
637 device_elt['id'] = str(device)
2648
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
638 d = self._p.sendItem(
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
639 client, None, NS_OMEMO_DEVICES, list_elt, item_id=self._p.ID_SINGLETON)
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
640 d.addErrback(self.setDevicesEb)
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
641 return d
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
642
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
643 # bundles
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
644
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
645 @defer.inlineCallbacks
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
646 def getBundles(self, client, entity_jid, devices_ids):
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
647 """Retrieve public bundles of an entity devices
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
648
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
649 @param entity_jid(jid.JID): bare jid of entity
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
650 @param devices_id(iterable[int]): ids of the devices bundles to retrieve
2738
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
651 @return (tuple(dict[int, ExtendedPublicBundle], list(int))):
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
652 - bundles collection:
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
653 * key is device_id
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
654 * value is parsed bundle
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
655 - set of bundles not found
2648
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
656 """
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
657 assert not entity_jid.resource
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
658 bundles = {}
2738
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
659 missing = set()
2648
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
660 for device_id in devices_ids:
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
661 node = NS_OMEMO_BUNDLE.format(device_id=device_id)
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
662 try:
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
663 items, metadata = yield self._p.getItems(client, entity_jid, node)
2738
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
664 except error.StanzaError as e:
3028
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
665 if e.condition == "item-not-found":
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
666 log.warning(_("Bundle missing for device {device_id}")
2738
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
667 .format(device_id=device_id))
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
668 missing.add(device_id)
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
669 continue
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
670 else:
3028
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
671 log.warning(_("Can't get bundle for device {device_id}: {reason}")
2738
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
672 .format(device_id=device_id, reason=e))
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
673 continue
2648
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
674 if not items:
3028
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
675 log.warning(_("no item found in node {node}, can't get public bundle "
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
676 "for device {device_id}").format(node=node,
2648
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
677 device_id=device_id))
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
678 continue
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
679 if len(items) > 1:
3028
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
680 log.warning(_("more than one item found in {node}, "
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
681 "this is not expected").format(node=node))
2648
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
682 item = items[0]
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
683 try:
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
684 bundle_elt = next(item.elements(NS_OMEMO, 'bundle'))
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
685 signedPreKeyPublic_elt = next(bundle_elt.elements(
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
686 NS_OMEMO, 'signedPreKeyPublic'))
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
687 signedPreKeySignature_elt = next(bundle_elt.elements(
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
688 NS_OMEMO, 'signedPreKeySignature'))
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
689 identityKey_elt = next(bundle_elt.elements(
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
690 NS_OMEMO, 'identityKey'))
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
691 prekeys_elt = next(bundle_elt.elements(
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
692 NS_OMEMO, 'prekeys'))
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
693 except StopIteration:
3028
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
694 log.warning(_("invalid bundle for device {device_id}, ignoring").format(
2648
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
695 device_id=device_id))
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
696 continue
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
697
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
698 try:
3028
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
699 spkPublic = base64.b64decode(str(signedPreKeyPublic_elt))
2648
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
700 spkSignature = base64.b64decode(
3028
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
701 str(signedPreKeySignature_elt))
2648
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
702
3028
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
703 ik = base64.b64decode(str(identityKey_elt))
2648
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
704 spk = {
2738
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
705 "key": spkPublic,
2648
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
706 "id": int(signedPreKeyPublic_elt['signedPreKeyId'])
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
707 }
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
708 otpks = []
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
709 for preKeyPublic_elt in prekeys_elt.elements(NS_OMEMO, 'preKeyPublic'):
3028
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
710 preKeyPublic = base64.b64decode(str(preKeyPublic_elt))
2648
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
711 otpk = {
2738
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
712 "key": preKeyPublic,
2648
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
713 "id": int(preKeyPublic_elt['preKeyId'])
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
714 }
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
715 otpks.append(otpk)
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
716
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
717 except Exception as e:
3028
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
718 log.warning(_("error while decoding key for device {device_id}: {msg}")
2648
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
719 .format(device_id=device_id, msg=e))
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
720 continue
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
721
2738
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
722 bundles[device_id] = ExtendedPublicBundle.parse(omemo_backend, ik, spk,
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
723 spkSignature, otpks)
2648
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
724
2738
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
725 defer.returnValue((bundles, missing))
2648
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
726
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
727 def setBundleEb(self, failure_):
3028
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
728 log.warning(_("Can't set bundle: {reason}").format(reason=failure_))
2648
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
729
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
730 def setBundle(self, client, bundle, device_id):
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
731 """Set public bundle for this device.
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
732
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
733 @param bundle(ExtendedPublicBundle): bundle to publish
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
734 """
3028
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
735 log.debug(_("updating bundle for {device_id}").format(device_id=device_id))
2738
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
736 bundle = bundle.serialize(omemo_backend)
2648
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
737 bundle_elt = domish.Element((NS_OMEMO, 'bundle'))
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
738 signedPreKeyPublic_elt = bundle_elt.addElement(
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
739 "signedPreKeyPublic",
2738
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
740 content=b64enc(bundle["spk"]['key']))
3028
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
741 signedPreKeyPublic_elt['signedPreKeyId'] = str(bundle["spk"]['id'])
2648
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
742
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
743 bundle_elt.addElement(
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
744 "signedPreKeySignature",
2738
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
745 content=b64enc(bundle["spk_signature"]))
2648
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
746
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
747 bundle_elt.addElement(
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
748 "identityKey",
2738
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
749 content=b64enc(bundle["ik"]))
2648
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
750
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
751 prekeys_elt = bundle_elt.addElement('prekeys')
2738
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
752 for otpk in bundle["otpks"]:
2648
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
753 preKeyPublic_elt = prekeys_elt.addElement(
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
754 'preKeyPublic',
2738
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
755 content=b64enc(otpk["key"]))
3028
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
756 preKeyPublic_elt['preKeyId'] = str(otpk['id'])
2648
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
757
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
758 node = NS_OMEMO_BUNDLE.format(device_id=device_id)
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
759 d = self._p.sendItem(client, None, node, bundle_elt, item_id=self._p.ID_SINGLETON)
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
760 d.addErrback(self.setBundleEb)
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
761 return d
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
762
2662
0bef44f8e8ca plugin XEP-0384: PEP handling + mark as encrypted:
Goffi <goffi@goffi.org>
parents: 2654
diff changeset
763 ## PEP node events callbacks
0bef44f8e8ca plugin XEP-0384: PEP handling + mark as encrypted:
Goffi <goffi@goffi.org>
parents: 2654
diff changeset
764
0bef44f8e8ca plugin XEP-0384: PEP handling + mark as encrypted:
Goffi <goffi@goffi.org>
parents: 2654
diff changeset
765 @defer.inlineCallbacks
0bef44f8e8ca plugin XEP-0384: PEP handling + mark as encrypted:
Goffi <goffi@goffi.org>
parents: 2654
diff changeset
766 def onNewDevices(self, itemsEvent, profile):
0bef44f8e8ca plugin XEP-0384: PEP handling + mark as encrypted:
Goffi <goffi@goffi.org>
parents: 2654
diff changeset
767 client = self.host.getClient(profile)
2925
03a09e16bf28 plugin XEP-0384: wait for client to be ready if session is missing when onNewDevices is called
Goffi <goffi@goffi.org>
parents: 2860
diff changeset
768 try:
03a09e16bf28 plugin XEP-0384: wait for client to be ready if session is missing when onNewDevices is called
Goffi <goffi@goffi.org>
parents: 2860
diff changeset
769 omemo_session = client._xep_0384_session
03a09e16bf28 plugin XEP-0384: wait for client to be ready if session is missing when onNewDevices is called
Goffi <goffi@goffi.org>
parents: 2860
diff changeset
770 except AttributeError:
03a09e16bf28 plugin XEP-0384: wait for client to be ready if session is missing when onNewDevices is called
Goffi <goffi@goffi.org>
parents: 2860
diff changeset
771 yield client._xep_0384_ready
03a09e16bf28 plugin XEP-0384: wait for client to be ready if session is missing when onNewDevices is called
Goffi <goffi@goffi.org>
parents: 2860
diff changeset
772 omemo_session = client._xep_0384_session
2662
0bef44f8e8ca plugin XEP-0384: PEP handling + mark as encrypted:
Goffi <goffi@goffi.org>
parents: 2654
diff changeset
773 entity = itemsEvent.sender
2817
0ab62dd3cf05 plugin XEP-0384: better bundle handling + misc improvments
Goffi <goffi@goffi.org>
parents: 2771
diff changeset
774
2662
0bef44f8e8ca plugin XEP-0384: PEP handling + mark as encrypted:
Goffi <goffi@goffi.org>
parents: 2654
diff changeset
775 devices = self.parseDevices(itemsEvent.items)
2738
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
776 omemo_session.newDeviceList(entity, devices)
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
777
2744
e6716d90c2fe plugin XEP-0384: various bug fixes:
Goffi <goffi@goffi.org>
parents: 2738
diff changeset
778 if entity == client.jid.userhostJID():
e6716d90c2fe plugin XEP-0384: various bug fixes:
Goffi <goffi@goffi.org>
parents: 2738
diff changeset
779 own_device = client._xep_0384_device_id
e6716d90c2fe plugin XEP-0384: various bug fixes:
Goffi <goffi@goffi.org>
parents: 2738
diff changeset
780 if own_device not in devices:
3028
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
781 log.warning(_("Our own device is missing from devices list, fixing it"))
2744
e6716d90c2fe plugin XEP-0384: various bug fixes:
Goffi <goffi@goffi.org>
parents: 2738
diff changeset
782 devices.add(own_device)
e6716d90c2fe plugin XEP-0384: various bug fixes:
Goffi <goffi@goffi.org>
parents: 2738
diff changeset
783 yield self.setDevices(client, devices)
e6716d90c2fe plugin XEP-0384: various bug fixes:
Goffi <goffi@goffi.org>
parents: 2738
diff changeset
784
2648
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
785 ## triggers
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
786
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
787 @defer.inlineCallbacks
2858
31a5038cdf79 plugin XEP-0384: small refactoring to encrypt messages + bugfix:
Goffi <goffi@goffi.org>
parents: 2857
diff changeset
788 def handleProblems(self, client, entity, bundles, expect_problems, problems):
31a5038cdf79 plugin XEP-0384: small refactoring to encrypt messages + bugfix:
Goffi <goffi@goffi.org>
parents: 2857
diff changeset
789 """Try to solve problems found by EncryptMessage
2738
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
790
2757
1f612547fb2e plugin XEP-0384: give feedback to user when trust must be handled before sending a message
Goffi <goffi@goffi.org>
parents: 2754
diff changeset
791 @param entity(jid.JID): bare jid of the destinee
2738
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
792 @param bundles(dict): bundles data as used in EncryptMessage
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
793 already filled with known bundles, missing bundles
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
794 need to be added to it
2858
31a5038cdf79 plugin XEP-0384: small refactoring to encrypt messages + bugfix:
Goffi <goffi@goffi.org>
parents: 2857
diff changeset
795 This dict is updated
2738
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
796 @param problems(list): exceptions raised by EncryptMessage
2858
31a5038cdf79 plugin XEP-0384: small refactoring to encrypt messages + bugfix:
Goffi <goffi@goffi.org>
parents: 2857
diff changeset
797 @param expect_problems(dict): known problems to expect, used in encryptMessage
31a5038cdf79 plugin XEP-0384: small refactoring to encrypt messages + bugfix:
Goffi <goffi@goffi.org>
parents: 2857
diff changeset
798 This dict will list devices where problems can be ignored
2738
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
799 (those devices won't receive the encrypted data)
2858
31a5038cdf79 plugin XEP-0384: small refactoring to encrypt messages + bugfix:
Goffi <goffi@goffi.org>
parents: 2857
diff changeset
800 This dict is updated
2738
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
801 """
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
802 # FIXME: not all problems are handled yet
3085
c048fc192739 plugin XEP-0384: update to latest python-omemo + better trust management:
Goffi <goffi@goffi.org>
parents: 3084
diff changeset
803 undecided = {}
2817
0ab62dd3cf05 plugin XEP-0384: better bundle handling + misc improvments
Goffi <goffi@goffi.org>
parents: 2771
diff changeset
804 missing_bundles = {}
3085
c048fc192739 plugin XEP-0384: update to latest python-omemo + better trust management:
Goffi <goffi@goffi.org>
parents: 3084
diff changeset
805 found_bundles = None
2817
0ab62dd3cf05 plugin XEP-0384: better bundle handling + misc improvments
Goffi <goffi@goffi.org>
parents: 2771
diff changeset
806 cache = client._xep_0384_cache
2738
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
807 for problem in problems:
2857
88f10630d5ea plugin XEP-0384: removed version restriction, it is now compatible with (and require) last version of python-omemo (0.10.4)
Goffi <goffi@goffi.org>
parents: 2823
diff changeset
808 if isinstance(problem, omemo_excpt.TrustException):
3085
c048fc192739 plugin XEP-0384: update to latest python-omemo + better trust management:
Goffi <goffi@goffi.org>
parents: 3084
diff changeset
809 if problem.problem == 'undecided':
c048fc192739 plugin XEP-0384: update to latest python-omemo + better trust management:
Goffi <goffi@goffi.org>
parents: 3084
diff changeset
810 undecided[str(hash(problem))] = problem
c048fc192739 plugin XEP-0384: update to latest python-omemo + better trust management:
Goffi <goffi@goffi.org>
parents: 3084
diff changeset
811 elif problem.problem == 'untrusted':
c048fc192739 plugin XEP-0384: update to latest python-omemo + better trust management:
Goffi <goffi@goffi.org>
parents: 3084
diff changeset
812 expect_problems.setdefault(problem.bare_jid, set()).add(
c048fc192739 plugin XEP-0384: update to latest python-omemo + better trust management:
Goffi <goffi@goffi.org>
parents: 3084
diff changeset
813 problem.device)
c048fc192739 plugin XEP-0384: update to latest python-omemo + better trust management:
Goffi <goffi@goffi.org>
parents: 3084
diff changeset
814 log.info(_(
c048fc192739 plugin XEP-0384: update to latest python-omemo + better trust management:
Goffi <goffi@goffi.org>
parents: 3084
diff changeset
815 "discarding untrusted device {device_id} with key {device_key} "
c048fc192739 plugin XEP-0384: update to latest python-omemo + better trust management:
Goffi <goffi@goffi.org>
parents: 3084
diff changeset
816 "for {entity}").format(
c048fc192739 plugin XEP-0384: update to latest python-omemo + better trust management:
Goffi <goffi@goffi.org>
parents: 3084
diff changeset
817 device_id=problem.device,
c048fc192739 plugin XEP-0384: update to latest python-omemo + better trust management:
Goffi <goffi@goffi.org>
parents: 3084
diff changeset
818 device_key=problem.ik.hex().upper(),
c048fc192739 plugin XEP-0384: update to latest python-omemo + better trust management:
Goffi <goffi@goffi.org>
parents: 3084
diff changeset
819 entity=problem.bare_jid,
c048fc192739 plugin XEP-0384: update to latest python-omemo + better trust management:
Goffi <goffi@goffi.org>
parents: 3084
diff changeset
820 )
c048fc192739 plugin XEP-0384: update to latest python-omemo + better trust management:
Goffi <goffi@goffi.org>
parents: 3084
diff changeset
821 )
c048fc192739 plugin XEP-0384: update to latest python-omemo + better trust management:
Goffi <goffi@goffi.org>
parents: 3084
diff changeset
822 else:
c048fc192739 plugin XEP-0384: update to latest python-omemo + better trust management:
Goffi <goffi@goffi.org>
parents: 3084
diff changeset
823 log.error(
c048fc192739 plugin XEP-0384: update to latest python-omemo + better trust management:
Goffi <goffi@goffi.org>
parents: 3084
diff changeset
824 f"Unexpected trust problem: {problem.problem!r} for device "
c048fc192739 plugin XEP-0384: update to latest python-omemo + better trust management:
Goffi <goffi@goffi.org>
parents: 3084
diff changeset
825 f"{problem.device} for {problem.bare_jid}, ignoring device")
c048fc192739 plugin XEP-0384: update to latest python-omemo + better trust management:
Goffi <goffi@goffi.org>
parents: 3084
diff changeset
826 expect_problems.setdefault(problem.bare_jid, set()).add(
c048fc192739 plugin XEP-0384: update to latest python-omemo + better trust management:
Goffi <goffi@goffi.org>
parents: 3084
diff changeset
827 problem.device)
2858
31a5038cdf79 plugin XEP-0384: small refactoring to encrypt messages + bugfix:
Goffi <goffi@goffi.org>
parents: 2857
diff changeset
828 elif isinstance(problem, omemo_excpt.MissingBundleException):
2817
0ab62dd3cf05 plugin XEP-0384: better bundle handling + misc improvments
Goffi <goffi@goffi.org>
parents: 2771
diff changeset
829 pb_entity = jid.JID(problem.bare_jid)
0ab62dd3cf05 plugin XEP-0384: better bundle handling + misc improvments
Goffi <goffi@goffi.org>
parents: 2771
diff changeset
830 entity_cache = cache.setdefault(pb_entity, {})
0ab62dd3cf05 plugin XEP-0384: better bundle handling + misc improvments
Goffi <goffi@goffi.org>
parents: 2771
diff changeset
831 entity_bundles = bundles.setdefault(pb_entity, {})
0ab62dd3cf05 plugin XEP-0384: better bundle handling + misc improvments
Goffi <goffi@goffi.org>
parents: 2771
diff changeset
832 if problem.device in entity_cache:
0ab62dd3cf05 plugin XEP-0384: better bundle handling + misc improvments
Goffi <goffi@goffi.org>
parents: 2771
diff changeset
833 entity_bundles[problem.device] = entity_cache[problem.device]
0ab62dd3cf05 plugin XEP-0384: better bundle handling + misc improvments
Goffi <goffi@goffi.org>
parents: 2771
diff changeset
834 else:
0ab62dd3cf05 plugin XEP-0384: better bundle handling + misc improvments
Goffi <goffi@goffi.org>
parents: 2771
diff changeset
835 found_bundles, missing = yield self.getBundles(
0ab62dd3cf05 plugin XEP-0384: better bundle handling + misc improvments
Goffi <goffi@goffi.org>
parents: 2771
diff changeset
836 client, pb_entity, [problem.device])
0ab62dd3cf05 plugin XEP-0384: better bundle handling + misc improvments
Goffi <goffi@goffi.org>
parents: 2771
diff changeset
837 entity_cache.update(bundles)
0ab62dd3cf05 plugin XEP-0384: better bundle handling + misc improvments
Goffi <goffi@goffi.org>
parents: 2771
diff changeset
838 entity_bundles.update(found_bundles)
0ab62dd3cf05 plugin XEP-0384: better bundle handling + misc improvments
Goffi <goffi@goffi.org>
parents: 2771
diff changeset
839 if problem.device in missing:
0ab62dd3cf05 plugin XEP-0384: better bundle handling + misc improvments
Goffi <goffi@goffi.org>
parents: 2771
diff changeset
840 missing_bundles.setdefault(pb_entity, set()).add(
0ab62dd3cf05 plugin XEP-0384: better bundle handling + misc improvments
Goffi <goffi@goffi.org>
parents: 2771
diff changeset
841 problem.device)
0ab62dd3cf05 plugin XEP-0384: better bundle handling + misc improvments
Goffi <goffi@goffi.org>
parents: 2771
diff changeset
842 expect_problems.setdefault(problem.bare_jid, set()).add(
0ab62dd3cf05 plugin XEP-0384: better bundle handling + misc improvments
Goffi <goffi@goffi.org>
parents: 2771
diff changeset
843 problem.device)
2860
851c47cc4ae7 plugin XEP-0384: handle NoEligibleDevicesException
Goffi <goffi@goffi.org>
parents: 2859
diff changeset
844 elif isinstance(problem, omemo_excpt.NoEligibleDevicesException):
3085
c048fc192739 plugin XEP-0384: update to latest python-omemo + better trust management:
Goffi <goffi@goffi.org>
parents: 3084
diff changeset
845 if undecided or found_bundles:
2860
851c47cc4ae7 plugin XEP-0384: handle NoEligibleDevicesException
Goffi <goffi@goffi.org>
parents: 2859
diff changeset
846 # we may have new devices after this run, so let's continue for now
851c47cc4ae7 plugin XEP-0384: handle NoEligibleDevicesException
Goffi <goffi@goffi.org>
parents: 2859
diff changeset
847 continue
851c47cc4ae7 plugin XEP-0384: handle NoEligibleDevicesException
Goffi <goffi@goffi.org>
parents: 2859
diff changeset
848 else:
851c47cc4ae7 plugin XEP-0384: handle NoEligibleDevicesException
Goffi <goffi@goffi.org>
parents: 2859
diff changeset
849 raise problem
2858
31a5038cdf79 plugin XEP-0384: small refactoring to encrypt messages + bugfix:
Goffi <goffi@goffi.org>
parents: 2857
diff changeset
850 else:
31a5038cdf79 plugin XEP-0384: small refactoring to encrypt messages + bugfix:
Goffi <goffi@goffi.org>
parents: 2857
diff changeset
851 raise problem
2738
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
852
3028
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
853 for peer_jid, devices in missing_bundles.items():
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
854 devices_s = [str(d) for d in devices]
2817
0ab62dd3cf05 plugin XEP-0384: better bundle handling + misc improvments
Goffi <goffi@goffi.org>
parents: 2771
diff changeset
855 log.warning(
3028
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
856 _("Can't retrieve bundle for device(s) {devices} of entity {peer}, "
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
857 "the message will not be readable on this/those device(s)").format(
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
858 devices=", ".join(devices_s), peer=peer_jid.full()))
2817
0ab62dd3cf05 plugin XEP-0384: better bundle handling + misc improvments
Goffi <goffi@goffi.org>
parents: 2771
diff changeset
859 client.feedback(
0ab62dd3cf05 plugin XEP-0384: better bundle handling + misc improvments
Goffi <goffi@goffi.org>
parents: 2771
diff changeset
860 entity,
3028
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
861 D_("You're destinee {peer} has missing encryption data on some of "
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
862 "his/her device(s) (bundle on device {devices}), the message won't "
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
863 "be readable on this/those device.").format(
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
864 peer=peer_jid.full(), devices=", ".join(devices_s)))
2817
0ab62dd3cf05 plugin XEP-0384: better bundle handling + misc improvments
Goffi <goffi@goffi.org>
parents: 2771
diff changeset
865
3085
c048fc192739 plugin XEP-0384: update to latest python-omemo + better trust management:
Goffi <goffi@goffi.org>
parents: 3084
diff changeset
866 if undecided:
2738
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
867 trust_data = {}
3085
c048fc192739 plugin XEP-0384: update to latest python-omemo + better trust management:
Goffi <goffi@goffi.org>
parents: 3084
diff changeset
868 for trust_id, data in undecided.items():
2744
e6716d90c2fe plugin XEP-0384: various bug fixes:
Goffi <goffi@goffi.org>
parents: 2738
diff changeset
869 trust_data[trust_id] = {
e6716d90c2fe plugin XEP-0384: various bug fixes:
Goffi <goffi@goffi.org>
parents: 2738
diff changeset
870 'jid': jid.JID(data.bare_jid),
e6716d90c2fe plugin XEP-0384: various bug fixes:
Goffi <goffi@goffi.org>
parents: 2738
diff changeset
871 'device': data.device,
e6716d90c2fe plugin XEP-0384: various bug fixes:
Goffi <goffi@goffi.org>
parents: 2738
diff changeset
872 'ik': data.ik}
2738
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
873
3028
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
874 user_msg = D_("Not all destination devices are trusted, we can't encrypt "
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
875 "message in such a situation. Please indicate if you trust "
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
876 "those devices or not in the trust manager before we can "
2757
1f612547fb2e plugin XEP-0384: give feedback to user when trust must be handled before sending a message
Goffi <goffi@goffi.org>
parents: 2754
diff changeset
877 "send this message")
1f612547fb2e plugin XEP-0384: give feedback to user when trust must be handled before sending a message
Goffi <goffi@goffi.org>
parents: 2754
diff changeset
878 client.feedback(entity, user_msg)
3028
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
879 xmlui = yield self.getTrustUI(client, trust_data=trust_data, submit_id="")
2738
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
880
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
881 answer = yield xml_tools.deferXMLUI(
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
882 self.host,
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
883 xmlui,
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
884 action_extra={
3028
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
885 "meta_encryption_trust": NS_OMEMO,
2738
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
886 },
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
887 profile=client.profile)
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
888 yield self.trustUICb(answer, trust_data, expect_problems, client.profile)
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
889
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
890 @defer.inlineCallbacks
2648
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
891 def encryptMessage(self, client, entity_bare_jid, message):
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
892 omemo_session = client._xep_0384_session
2858
31a5038cdf79 plugin XEP-0384: small refactoring to encrypt messages + bugfix:
Goffi <goffi@goffi.org>
parents: 2857
diff changeset
893 expect_problems = {}
31a5038cdf79 plugin XEP-0384: small refactoring to encrypt messages + bugfix:
Goffi <goffi@goffi.org>
parents: 2857
diff changeset
894 bundles = {}
31a5038cdf79 plugin XEP-0384: small refactoring to encrypt messages + bugfix:
Goffi <goffi@goffi.org>
parents: 2857
diff changeset
895 loop_idx = 0
2738
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
896 try:
2858
31a5038cdf79 plugin XEP-0384: small refactoring to encrypt messages + bugfix:
Goffi <goffi@goffi.org>
parents: 2857
diff changeset
897 while True:
31a5038cdf79 plugin XEP-0384: small refactoring to encrypt messages + bugfix:
Goffi <goffi@goffi.org>
parents: 2857
diff changeset
898 if loop_idx > 10:
3028
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
899 msg = _("Too many iterations in encryption loop")
2858
31a5038cdf79 plugin XEP-0384: small refactoring to encrypt messages + bugfix:
Goffi <goffi@goffi.org>
parents: 2857
diff changeset
900 log.error(msg)
31a5038cdf79 plugin XEP-0384: small refactoring to encrypt messages + bugfix:
Goffi <goffi@goffi.org>
parents: 2857
diff changeset
901 raise exceptions.InternalError(msg)
31a5038cdf79 plugin XEP-0384: small refactoring to encrypt messages + bugfix:
Goffi <goffi@goffi.org>
parents: 2857
diff changeset
902 # encryptMessage may fail, in case of e.g. trust issue or missing bundle
31a5038cdf79 plugin XEP-0384: small refactoring to encrypt messages + bugfix:
Goffi <goffi@goffi.org>
parents: 2857
diff changeset
903 try:
31a5038cdf79 plugin XEP-0384: small refactoring to encrypt messages + bugfix:
Goffi <goffi@goffi.org>
parents: 2857
diff changeset
904 encrypted = yield omemo_session.encryptMessage(
31a5038cdf79 plugin XEP-0384: small refactoring to encrypt messages + bugfix:
Goffi <goffi@goffi.org>
parents: 2857
diff changeset
905 entity_bare_jid,
31a5038cdf79 plugin XEP-0384: small refactoring to encrypt messages + bugfix:
Goffi <goffi@goffi.org>
parents: 2857
diff changeset
906 message,
31a5038cdf79 plugin XEP-0384: small refactoring to encrypt messages + bugfix:
Goffi <goffi@goffi.org>
parents: 2857
diff changeset
907 bundles,
31a5038cdf79 plugin XEP-0384: small refactoring to encrypt messages + bugfix:
Goffi <goffi@goffi.org>
parents: 2857
diff changeset
908 expect_problems = expect_problems)
31a5038cdf79 plugin XEP-0384: small refactoring to encrypt messages + bugfix:
Goffi <goffi@goffi.org>
parents: 2857
diff changeset
909 except omemo_excpt.EncryptionProblemsException as e:
31a5038cdf79 plugin XEP-0384: small refactoring to encrypt messages + bugfix:
Goffi <goffi@goffi.org>
parents: 2857
diff changeset
910 # we know the problem to solve, we can try to fix them
31a5038cdf79 plugin XEP-0384: small refactoring to encrypt messages + bugfix:
Goffi <goffi@goffi.org>
parents: 2857
diff changeset
911 yield self.handleProblems(
31a5038cdf79 plugin XEP-0384: small refactoring to encrypt messages + bugfix:
Goffi <goffi@goffi.org>
parents: 2857
diff changeset
912 client,
31a5038cdf79 plugin XEP-0384: small refactoring to encrypt messages + bugfix:
Goffi <goffi@goffi.org>
parents: 2857
diff changeset
913 entity=entity_bare_jid,
31a5038cdf79 plugin XEP-0384: small refactoring to encrypt messages + bugfix:
Goffi <goffi@goffi.org>
parents: 2857
diff changeset
914 bundles=bundles,
31a5038cdf79 plugin XEP-0384: small refactoring to encrypt messages + bugfix:
Goffi <goffi@goffi.org>
parents: 2857
diff changeset
915 expect_problems=expect_problems,
31a5038cdf79 plugin XEP-0384: small refactoring to encrypt messages + bugfix:
Goffi <goffi@goffi.org>
parents: 2857
diff changeset
916 problems=e.problems)
31a5038cdf79 plugin XEP-0384: small refactoring to encrypt messages + bugfix:
Goffi <goffi@goffi.org>
parents: 2857
diff changeset
917 loop_idx += 1
31a5038cdf79 plugin XEP-0384: small refactoring to encrypt messages + bugfix:
Goffi <goffi@goffi.org>
parents: 2857
diff changeset
918 else:
31a5038cdf79 plugin XEP-0384: small refactoring to encrypt messages + bugfix:
Goffi <goffi@goffi.org>
parents: 2857
diff changeset
919 break
31a5038cdf79 plugin XEP-0384: small refactoring to encrypt messages + bugfix:
Goffi <goffi@goffi.org>
parents: 2857
diff changeset
920 except Exception as e:
3028
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
921 msg = _("Can't encrypt message for {entity}: {reason}".format(
3084
ffcdd93b61fa plugin XEP-0384: specific warning on missing omemo-backend-signal + fixed encoding following Python 3 port
Goffi <goffi@goffi.org>
parents: 3028
diff changeset
922 entity=entity_bare_jid.full(), reason=e))
2859
4e875d9eea48 plugin XEP-0384: give feedback to client when encryption failed
Goffi <goffi@goffi.org>
parents: 2858
diff changeset
923 log.warning(msg)
4e875d9eea48 plugin XEP-0384: give feedback to client when encryption failed
Goffi <goffi@goffi.org>
parents: 2858
diff changeset
924 extra = {C.MESS_EXTRA_INFO: C.EXTRA_INFO_ENCR_ERR}
4e875d9eea48 plugin XEP-0384: give feedback to client when encryption failed
Goffi <goffi@goffi.org>
parents: 2858
diff changeset
925 client.feedback(entity_bare_jid, msg, extra)
2858
31a5038cdf79 plugin XEP-0384: small refactoring to encrypt messages + bugfix:
Goffi <goffi@goffi.org>
parents: 2857
diff changeset
926 raise e
2738
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
927
2648
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
928 defer.returnValue(encrypted)
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
929
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
930 @defer.inlineCallbacks
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
931 def _messageReceivedTrigger(self, client, message_elt, post_treat):
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
932 if message_elt.getAttribute("type") == C.MESS_TYPE_GROUPCHAT:
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
933 defer.returnValue(True)
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
934 try:
3028
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
935 encrypted_elt = next(message_elt.elements(NS_OMEMO, "encrypted"))
2648
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
936 except StopIteration:
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
937 # no OMEMO message here
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
938 defer.returnValue(True)
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
939
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
940 # we have an encrypted message let's decrypt it
2654
e7bfbded652a plugin XEP-0384, install: adapted plugin to omemo module changes + added omemo module to dependencies:
Goffi <goffi@goffi.org>
parents: 2648
diff changeset
941 from_jid = jid.JID(message_elt['from'])
2817
0ab62dd3cf05 plugin XEP-0384: better bundle handling + misc improvments
Goffi <goffi@goffi.org>
parents: 2771
diff changeset
942 if from_jid.userhostJID() == client.jid.userhostJID():
0ab62dd3cf05 plugin XEP-0384: better bundle handling + misc improvments
Goffi <goffi@goffi.org>
parents: 2771
diff changeset
943 feedback_jid = jid.JID(message_elt['to'])
0ab62dd3cf05 plugin XEP-0384: better bundle handling + misc improvments
Goffi <goffi@goffi.org>
parents: 2771
diff changeset
944 else:
0ab62dd3cf05 plugin XEP-0384: better bundle handling + misc improvments
Goffi <goffi@goffi.org>
parents: 2771
diff changeset
945 feedback_jid = from_jid
2738
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
946 try:
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
947 omemo_session = client._xep_0384_session
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
948 except AttributeError:
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
949 # on startup, message can ve received before session actually exists
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
950 # so we need to synchronise here
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
951 yield client._xep_0384_ready
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
952 omemo_session = client._xep_0384_session
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
953
2648
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
954 device_id = client._xep_0384_device_id
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
955 try:
3028
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
956 header_elt = next(encrypted_elt.elements(NS_OMEMO, 'header'))
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
957 iv_elt = next(header_elt.elements(NS_OMEMO, 'iv'))
2648
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
958 except StopIteration:
3028
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
959 log.warning(_("Invalid OMEMO encrypted stanza, ignoring: {xml}")
2648
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
960 .format(xml=message_elt.toXml()))
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
961 defer.returnValue(False)
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
962 try:
2654
e7bfbded652a plugin XEP-0384, install: adapted plugin to omemo module changes + added omemo module to dependencies:
Goffi <goffi@goffi.org>
parents: 2648
diff changeset
963 s_device_id = header_elt['sid']
e7bfbded652a plugin XEP-0384, install: adapted plugin to omemo module changes + added omemo module to dependencies:
Goffi <goffi@goffi.org>
parents: 2648
diff changeset
964 except KeyError:
3028
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
965 log.warning(_("Invalid OMEMO encrypted stanza, missing sender device ID, "
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
966 "ignoring: {xml}")
2654
e7bfbded652a plugin XEP-0384, install: adapted plugin to omemo module changes + added omemo module to dependencies:
Goffi <goffi@goffi.org>
parents: 2648
diff changeset
967 .format(xml=message_elt.toXml()))
e7bfbded652a plugin XEP-0384, install: adapted plugin to omemo module changes + added omemo module to dependencies:
Goffi <goffi@goffi.org>
parents: 2648
diff changeset
968 defer.returnValue(False)
e7bfbded652a plugin XEP-0384, install: adapted plugin to omemo module changes + added omemo module to dependencies:
Goffi <goffi@goffi.org>
parents: 2648
diff changeset
969 try:
3028
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
970 key_elt = next((e for e in header_elt.elements(NS_OMEMO, 'key')
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
971 if int(e['rid']) == device_id))
2648
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
972 except StopIteration:
3028
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
973 log.warning(_("This OMEMO encrypted stanza has not been encrypted "
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
974 "for our device (device_id: {device_id}, fingerprint: "
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
975 "{fingerprint}): {xml}").format(
2738
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
976 device_id=device_id,
3084
ffcdd93b61fa plugin XEP-0384: specific warning on missing omemo-backend-signal + fixed encoding following Python 3 port
Goffi <goffi@goffi.org>
parents: 3028
diff changeset
977 fingerprint=omemo_session.public_bundle.ik.hex().upper(),
2738
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
978 xml=encrypted_elt.toXml()))
3028
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
979 user_msg = (D_("An OMEMO message from {sender} has not been encrypted for "
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
980 "our device, we can't decrypt it").format(
2817
0ab62dd3cf05 plugin XEP-0384: better bundle handling + misc improvments
Goffi <goffi@goffi.org>
parents: 2771
diff changeset
981 sender=from_jid.full()))
0ab62dd3cf05 plugin XEP-0384: better bundle handling + misc improvments
Goffi <goffi@goffi.org>
parents: 2771
diff changeset
982 extra = {C.MESS_EXTRA_INFO: C.EXTRA_INFO_DECR_ERR}
0ab62dd3cf05 plugin XEP-0384: better bundle handling + misc improvments
Goffi <goffi@goffi.org>
parents: 2771
diff changeset
983 client.feedback(feedback_jid, user_msg, extra)
2648
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
984 defer.returnValue(False)
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
985 except ValueError as e:
3028
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
986 log.warning(_("Invalid recipient ID: {msg}".format(msg=e)))
2648
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
987 defer.returnValue(False)
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
988 is_pre_key = C.bool(key_elt.getAttribute('prekey', 'false'))
3028
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
989 payload_elt = next(encrypted_elt.elements(NS_OMEMO, 'payload'), None)
2738
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
990 additional_information = {
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
991 "from_storage": bool(message_elt.delay)
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
992 }
2648
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
993
2738
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
994 kwargs = {
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
995 "bare_jid": from_jid.userhostJID(),
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
996 "device": s_device_id,
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
997 "iv": base64.b64decode(bytes(iv_elt)),
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
998 "message": base64.b64decode(bytes(key_elt)),
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
999 "is_pre_key_message": is_pre_key,
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
1000 "ciphertext": base64.b64decode(bytes(payload_elt))
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
1001 if payload_elt is not None else None,
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
1002 "additional_information": additional_information,
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
1003 }
2648
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
1004 try:
2738
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
1005 try:
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
1006 plaintext = yield omemo_session.decryptMessage(**kwargs)
2857
88f10630d5ea plugin XEP-0384: removed version restriction, it is now compatible with (and require) last version of python-omemo (0.10.4)
Goffi <goffi@goffi.org>
parents: 2823
diff changeset
1007 except omemo_excpt.TrustException:
2738
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
1008 post_treat.addCallback(client.encryption.markAsUntrusted)
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
1009 kwargs['allow_untrusted'] = True
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
1010 plaintext = yield omemo_session.decryptMessage(**kwargs)
2744
e6716d90c2fe plugin XEP-0384: various bug fixes:
Goffi <goffi@goffi.org>
parents: 2738
diff changeset
1011 else:
e6716d90c2fe plugin XEP-0384: various bug fixes:
Goffi <goffi@goffi.org>
parents: 2738
diff changeset
1012 post_treat.addCallback(client.encryption.markAsTrusted)
3084
ffcdd93b61fa plugin XEP-0384: specific warning on missing omemo-backend-signal + fixed encoding following Python 3 port
Goffi <goffi@goffi.org>
parents: 3028
diff changeset
1013 plaintext = plaintext.decode()
2648
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
1014 except Exception as e:
3028
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
1015 log.warning(_("Can't decrypt message: {reason}\n{xml}").format(
2648
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
1016 reason=e, xml=message_elt.toXml()))
3028
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
1017 user_msg = (D_("An OMEMO message from {sender} can't be decrypted: {reason}")
2754
3bea6b5ae972 plugin XEP-0380, XEP-0384: use C.EXTRA_INFO_DECR_ERR as info sub-type when a message can't be decrypted.
Goffi <goffi@goffi.org>
parents: 2750
diff changeset
1018 .format(sender=from_jid.full(), reason=e))
3bea6b5ae972 plugin XEP-0380, XEP-0384: use C.EXTRA_INFO_DECR_ERR as info sub-type when a message can't be decrypted.
Goffi <goffi@goffi.org>
parents: 2750
diff changeset
1019 extra = {C.MESS_EXTRA_INFO: C.EXTRA_INFO_DECR_ERR}
2817
0ab62dd3cf05 plugin XEP-0384: better bundle handling + misc improvments
Goffi <goffi@goffi.org>
parents: 2771
diff changeset
1020 client.feedback(feedback_jid, user_msg, extra)
2648
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
1021 defer.returnValue(False)
2817
0ab62dd3cf05 plugin XEP-0384: better bundle handling + misc improvments
Goffi <goffi@goffi.org>
parents: 2771
diff changeset
1022 finally:
0ab62dd3cf05 plugin XEP-0384: better bundle handling + misc improvments
Goffi <goffi@goffi.org>
parents: 2771
diff changeset
1023 if omemo_session.republish_bundle:
0ab62dd3cf05 plugin XEP-0384: better bundle handling + misc improvments
Goffi <goffi@goffi.org>
parents: 2771
diff changeset
1024 # we don't wait for the Deferred (i.e. no yield) on purpose
0ab62dd3cf05 plugin XEP-0384: better bundle handling + misc improvments
Goffi <goffi@goffi.org>
parents: 2771
diff changeset
1025 # there is no need to block the whole message workflow while
0ab62dd3cf05 plugin XEP-0384: better bundle handling + misc improvments
Goffi <goffi@goffi.org>
parents: 2771
diff changeset
1026 # updating the bundle
0ab62dd3cf05 plugin XEP-0384: better bundle handling + misc improvments
Goffi <goffi@goffi.org>
parents: 2771
diff changeset
1027 self.setBundle(client, omemo_session.public_bundle, device_id)
2648
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
1028
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
1029 message_elt.children.remove(encrypted_elt)
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
1030 if plaintext:
3028
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
1031 message_elt.addElement("body", content=plaintext)
2662
0bef44f8e8ca plugin XEP-0384: PEP handling + mark as encrypted:
Goffi <goffi@goffi.org>
parents: 2654
diff changeset
1032 post_treat.addCallback(client.encryption.markAsEncrypted)
2648
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
1033 defer.returnValue(True)
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
1034
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
1035 @defer.inlineCallbacks
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
1036 def _sendMessageDataTrigger(self, client, mess_data):
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
1037 encryption = mess_data.get(C.MESS_KEY_ENCRYPTION)
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
1038 if encryption is None or encryption['plugin'].namespace != NS_OMEMO:
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
1039 return
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
1040 message_elt = mess_data["xml"]
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
1041 to_jid = mess_data["to"].userhostJID()
3028
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
1042 log.debug("encrypting message")
2648
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
1043 body = None
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
1044 for child in list(message_elt.children):
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
1045 if child.name == "body":
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
1046 # we remove all unencrypted body,
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
1047 # and will only encrypt the first one
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
1048 if body is None:
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
1049 body = child
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
1050 message_elt.children.remove(child)
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
1051 elif child.name == "html":
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
1052 # we don't want any XHTML-IM element
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
1053 message_elt.children.remove(child)
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
1054
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
1055 if body is None:
3028
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
1056 log.warning("No message found")
2648
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
1057 return
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
1058
3028
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
1059 encryption_data = yield self.encryptMessage(client, to_jid, str(body))
2648
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
1060
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
1061 encrypted_elt = message_elt.addElement((NS_OMEMO, 'encrypted'))
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
1062 header_elt = encrypted_elt.addElement('header')
3028
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
1063 header_elt['sid'] = str(encryption_data['sid'])
2648
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
1064 bare_jid_s = to_jid.userhost()
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
1065
3028
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
1066 for rid, data in encryption_data['keys'][bare_jid_s].items():
2648
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
1067 key_elt = header_elt.addElement(
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
1068 'key',
2738
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
1069 content=b64enc(data['data']))
3028
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2925
diff changeset
1070 key_elt['rid'] = str(rid)
2738
eb58f26ed236 plugin XEP-0384: update to last python-omemo + trust management:
Goffi <goffi@goffi.org>
parents: 2662
diff changeset
1071 if data['pre_key']:
2648
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
1072 key_elt['prekey'] = 'true'
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
1073
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
1074 header_elt.addElement(
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
1075 'iv',
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
1076 content=b64enc(encryption_data['iv']))
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
1077 try:
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
1078 encrypted_elt.addElement(
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
1079 'payload',
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
1080 content=b64enc(encryption_data['payload']))
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
1081 except KeyError:
0f76813afc57 plugin XEP-0384: OMEMO implementation first draft:
Goffi <goffi@goffi.org>
parents:
diff changeset
1082 pass