Mercurial > libervia-backend
annotate sat/plugins/plugin_xep_0373.py @ 4024:4941cd102f93
jp (blog): new `--attachment` argument to attach files or external data to a blog post
author | Goffi <goffi@goffi.org> |
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date | Thu, 23 Mar 2023 15:43:48 +0100 |
parents | 4836b81c5f31 |
children | 524856bd7b19 |
rev | line source |
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1 #!/usr/bin/env python3 |
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2 |
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3 # Libervia plugin for OpenPGP for XMPP |
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4 # Copyright (C) 2022-2022 Tim Henkes (me@syndace.dev) |
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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 abc import ABC, abstractmethod |
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20 import base64 |
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21 from datetime import datetime, timezone |
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22 import enum |
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23 import secrets |
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24 import string |
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25 from typing import Any, Dict, Iterable, List, Literal, Optional, Set, Tuple, cast |
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26 from xml.sax.saxutils import quoteattr |
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27 |
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28 from typing_extensions import Final, NamedTuple, Never, assert_never |
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29 from wokkel import muc, pubsub |
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30 from wokkel.disco import DiscoFeature, DiscoInfo |
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31 import xmlschema |
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32 |
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33 from sat.core import exceptions |
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34 from sat.core.constants import Const as C |
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35 from sat.core.core_types import SatXMPPEntity |
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36 from sat.core.i18n import _, D_ |
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37 from sat.core.log import getLogger, Logger |
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38 from sat.core.sat_main import SAT |
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39 from sat.core.xmpp import SatXMPPClient |
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40 from sat.memory import persistent |
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41 from sat.plugins.plugin_xep_0045 import XEP_0045 |
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42 from sat.plugins.plugin_xep_0060 import XEP_0060 |
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43 from sat.plugins.plugin_xep_0163 import XEP_0163 |
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44 from sat.tools.xmpp_datetime import format_datetime, parse_datetime |
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45 from sat.tools import xml_tools |
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46 from twisted.internet import defer |
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47 from twisted.words.protocols.jabber import jid |
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48 from twisted.words.xish import domish |
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49 |
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50 try: |
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51 import gpg |
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52 except ImportError as import_error: |
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53 raise exceptions.MissingModule( |
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54 "You are missing the 'gpg' package required by the OX plugin. The recommended" |
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55 " installation method is via your operating system's package manager, since the" |
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56 " version of the library has to match the version of your GnuPG installation. See" |
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57 " https://wiki.python.org/moin/GnuPrivacyGuard#Accessing_GnuPG_via_gpgme" |
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58 ) from import_error |
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59 |
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60 |
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61 __all__ = [ # pylint: disable=unused-variable |
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62 "PLUGIN_INFO", |
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63 "NS_OX", |
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64 "XEP_0373", |
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65 "VerificationError", |
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66 "XMPPInteractionFailed", |
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67 "InvalidPacket", |
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68 "DecryptionFailed", |
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69 "VerificationFailed", |
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70 "UnknownKey", |
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71 "GPGProviderError", |
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72 "GPGPublicKey", |
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73 "GPGSecretKey", |
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74 "GPGProvider", |
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75 "PublicKeyMetadata", |
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76 "gpg_provider", |
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77 "TrustLevel" |
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78 ] |
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79 |
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80 |
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81 log = cast(Logger, getLogger(__name__)) # type: ignore[no-untyped-call] |
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82 |
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83 |
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84 PLUGIN_INFO = { |
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85 C.PI_NAME: "XEP-0373", |
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86 C.PI_IMPORT_NAME: "XEP-0373", |
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87 C.PI_TYPE: "SEC", |
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88 C.PI_PROTOCOLS: [ "XEP-0373" ], |
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89 C.PI_DEPENDENCIES: [ "XEP-0060", "XEP-0163" ], |
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90 C.PI_RECOMMENDATIONS: [], |
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91 C.PI_MAIN: "XEP_0373", |
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92 C.PI_HANDLER: "no", |
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93 C.PI_DESCRIPTION: D_("Implementation of OpenPGP for XMPP"), |
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94 } |
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95 |
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96 |
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97 NS_OX: Final = "urn:xmpp:openpgp:0" |
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98 |
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99 |
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100 PARAM_CATEGORY = "Security" |
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101 PARAM_NAME = "ox_policy" |
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102 STR_KEY_PUBLIC_KEYS_METADATA = "/public-keys-metadata/{}" |
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103 |
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104 |
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105 class VerificationError(Exception): |
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106 """ |
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107 Raised by verifying methods of :class:`XEP_0373` on semantical verification errors. |
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108 """ |
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109 |
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110 |
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111 class XMPPInteractionFailed(Exception): |
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112 """ |
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113 Raised by methods of :class:`XEP_0373` on XMPP interaction failure. The reason this |
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114 exception exists is that the exceptions raised by XMPP interactions are not properly |
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115 documented for the most part, thus all exceptions are caught and wrapped in instances |
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116 of this class. |
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117 """ |
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118 |
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119 |
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120 class InvalidPacket(ValueError): |
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121 """ |
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122 Raised by methods of :class:`GPGProvider` when an invalid packet is encountered. |
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123 """ |
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124 |
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125 |
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126 class DecryptionFailed(Exception): |
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127 """ |
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128 Raised by methods of :class:`GPGProvider` on decryption failures. |
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129 """ |
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130 |
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131 |
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132 class VerificationFailed(Exception): |
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133 """ |
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134 Raised by methods of :class:`GPGProvider` on verification failures. |
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135 """ |
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136 |
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137 |
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138 class UnknownKey(ValueError): |
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139 """ |
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140 Raised by methods of :class:`GPGProvider` when an unknown key is referenced. |
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141 """ |
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142 |
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143 |
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144 class GPGProviderError(Exception): |
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145 """ |
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146 Raised by methods of :class:`GPGProvider` on internal errors. |
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147 """ |
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148 |
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149 |
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150 class GPGPublicKey(ABC): |
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151 """ |
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152 Interface describing a GPG public key. |
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153 """ |
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154 |
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155 @property |
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156 @abstractmethod |
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157 def fingerprint(self) -> str: |
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158 """ |
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159 @return: The OpenPGP v4 fingerprint string of this public key. |
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160 """ |
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161 |
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162 |
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163 class GPGSecretKey(ABC): |
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164 """ |
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165 Interface descibing a GPG secret key. |
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166 """ |
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167 |
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168 @property |
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169 @abstractmethod |
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170 def public_key(self) -> GPGPublicKey: |
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171 """ |
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172 @return: The public key corresponding to this secret key. |
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173 """ |
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174 |
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175 |
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176 class GPGProvider(ABC): |
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177 """ |
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178 Interface describing a GPG provider, i.e. a library or framework providing GPG |
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179 encryption, signing and key management. |
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180 |
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181 All methods may raise :class:`GPGProviderError` in addition to those exception types |
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182 listed explicitly. |
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183 |
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184 # TODO: Check keys for revoked, disabled and expired everywhere and exclude those (?) |
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185 """ |
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186 |
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187 @abstractmethod |
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188 def export_public_key(self, public_key: GPGPublicKey) -> bytes: |
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189 """Export a public key in a key material packet according to RFC 4880 §5.5. |
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190 |
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191 Do not use OpenPGP's ASCII Armor. |
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192 |
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193 @param public_key: The public key to export. |
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194 @return: The packet containing the exported public key. |
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195 @raise UnknownKey: if the public key is not available. |
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196 """ |
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197 |
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198 @abstractmethod |
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199 def import_public_key(self, packet: bytes) -> GPGPublicKey: |
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200 """Import a public key from a key material packet according to RFC 4880 §5.5. |
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201 |
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202 OpenPGP's ASCII Armor is not used. |
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203 |
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204 @param packet: A packet containing an exported public key. |
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205 @return: The public key imported from the packet. |
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206 @raise InvalidPacket: if the packet is either syntactically or semantically deemed |
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207 invalid. |
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208 |
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209 @warning: Only packets of version 4 or higher may be accepted, packets below |
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210 version 4 MUST be rejected. |
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211 """ |
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212 |
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213 @abstractmethod |
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214 def backup_secret_key(self, secret_key: GPGSecretKey) -> bytes: |
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215 """Export a secret key for transfer according to RFC 4880 §11.1. |
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216 |
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217 Do not encrypt the secret data, i.e. set the octet indicating string-to-key usage |
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218 conventions to zero in the corresponding secret-key packet according to RFC 4880 |
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219 §5.5.3. Do not use OpenPGP's ASCII Armor. |
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220 |
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221 @param secret_key: The secret key to export. |
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222 @return: The binary blob containing the exported secret key. |
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223 @raise UnknownKey: if the secret key is not available. |
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224 """ |
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225 |
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226 @abstractmethod |
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227 def restore_secret_keys(self, data: bytes) -> Set[GPGSecretKey]: |
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228 """Restore secret keys exported for transfer according to RFC 4880 §11.1. |
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229 |
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230 The secret data is not encrypted, i.e. the octet indicating string-to-key usage |
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231 conventions in the corresponding secret-key packets according to RFC 4880 §5.5.3 |
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232 are set to zero. OpenPGP's ASCII Armor is not used. |
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233 |
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234 @param data: Concatenation of one or more secret keys exported for transfer. |
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235 @return: The secret keys imported from the data. |
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236 @raise InvalidPacket: if the data or one of the packets included in the data is |
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237 either syntactically or semantically deemed invalid. |
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238 |
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239 @warning: Only packets of version 4 or higher may be accepted, packets below |
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240 version 4 MUST be rejected. |
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241 """ |
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242 |
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243 @abstractmethod |
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244 def encrypt_symmetrically(self, plaintext: bytes, password: str) -> bytes: |
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245 """Encrypt data symmetrically according to RFC 4880 §5.3. |
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246 |
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247 The password is used to build a Symmetric-Key Encrypted Session Key packet which |
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248 precedes the Symmetrically Encrypted Data packet that holds the encrypted data. |
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249 |
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250 @param plaintext: The data to encrypt. |
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251 @param password: The password to encrypt the data with. |
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252 @return: The encrypted data. |
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253 """ |
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254 |
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255 @abstractmethod |
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256 def decrypt_symmetrically(self, ciphertext: bytes, password: str) -> bytes: |
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257 """Decrypt data symmetrically according to RFC 4880 §5.3. |
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258 |
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259 The ciphertext consists of a Symmetrically Encrypted Data packet that holds the |
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260 encrypted data, preceded by a Symmetric-Key Encrypted Session Key packet using the |
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261 password. |
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262 |
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263 @param ciphertext: The ciphertext. |
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264 @param password: The password to decrypt the data with. |
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265 @return: The plaintext. |
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266 @raise DecryptionFailed: on decryption failure. |
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267 """ |
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268 |
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269 @abstractmethod |
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270 def sign(self, data: bytes, secret_keys: Set[GPGSecretKey]) -> bytes: |
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271 """Sign some data. |
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272 |
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273 OpenPGP's ASCII Armor is not used. |
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274 |
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275 @param data: The data to sign. |
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276 @param secret_keys: The secret keys to sign the data with. |
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277 @return: The OpenPGP message carrying the signed data. |
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278 """ |
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279 |
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280 @abstractmethod |
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281 def sign_detached(self, data: bytes, secret_keys: Set[GPGSecretKey]) -> bytes: |
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282 """Sign some data. Create the signature detached from the data. |
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283 |
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284 OpenPGP's ASCII Armor is not used. |
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285 |
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286 @param data: The data to sign. |
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287 @param secret_keys: The secret keys to sign the data with. |
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288 @return: The OpenPGP message carrying the detached signature. |
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289 """ |
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290 |
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291 @abstractmethod |
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292 def verify(self, signed_data: bytes, public_keys: Set[GPGPublicKey]) -> bytes: |
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293 """Verify signed data. |
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294 |
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295 OpenPGP's ASCII Armor is not used. |
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296 |
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297 @param signed_data: The signed data as an OpenPGP message. |
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298 @param public_keys: The public keys to verify the signature with. |
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299 @return: The verified and unpacked data. |
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300 @raise VerificationFailed: if the data could not be verified. |
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301 |
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302 @warning: For implementors: it has to be confirmed that a valid signature by one |
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303 of the public keys is available. |
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304 """ |
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305 |
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306 @abstractmethod |
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307 def verify_detached( |
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308 self, |
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309 data: bytes, |
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310 signature: bytes, |
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311 public_keys: Set[GPGPublicKey] |
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312 ) -> None: |
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313 """Verify signed data, where the signature was created detached from the data. |
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314 |
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315 OpenPGP's ASCII Armor is not used. |
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316 |
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317 @param data: The data. |
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318 @param signature: The signature as an OpenPGP message. |
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319 @param public_keys: The public keys to verify the signature with. |
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320 @raise VerificationFailed: if the data could not be verified. |
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321 |
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322 @warning: For implementors: it has to be confirmed that a valid signature by one |
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323 of the public keys is available. |
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324 """ |
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325 |
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326 @abstractmethod |
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327 def encrypt( |
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328 self, |
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329 plaintext: bytes, |
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330 public_keys: Set[GPGPublicKey], |
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331 signing_keys: Optional[Set[GPGSecretKey]] = None |
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332 ) -> bytes: |
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333 """Encrypt and optionally sign some data. |
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334 |
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335 OpenPGP's ASCII Armor is not used. |
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336 |
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337 @param plaintext: The data to encrypt and optionally sign. |
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338 @param public_keys: The public keys to encrypt the data for. |
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339 @param signing_keys: The secret keys to sign the data with. |
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340 @return: The OpenPGP message carrying the encrypted and optionally signed data. |
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341 """ |
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342 |
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343 @abstractmethod |
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344 def decrypt( |
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345 self, |
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346 ciphertext: bytes, |
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347 secret_keys: Set[GPGSecretKey], |
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348 public_keys: Optional[Set[GPGPublicKey]] = None |
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349 ) -> bytes: |
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350 """Decrypt and optionally verify some data. |
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351 |
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352 OpenPGP's ASCII Armor is not used. |
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353 |
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354 @param ciphertext: The encrypted and optionally signed data as an OpenPGP message. |
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355 @param secret_keys: The secret keys to attempt decryption with. |
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356 @param public_keys: The public keys to verify the optional signature with. |
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357 @return: The decrypted, optionally verified and unpacked data. |
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358 @raise DecryptionFailed: on decryption failure. |
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359 @raise VerificationFailed: if the data could not be verified. |
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360 |
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361 @warning: For implementors: it has to be confirmed that the data was decrypted |
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362 using one of the secret keys and that a valid signature by one of the public |
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363 keys is available in case the data is signed. |
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364 """ |
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365 |
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366 @abstractmethod |
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367 def list_public_keys(self, user_id: str) -> Set[GPGPublicKey]: |
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368 """List public keys. |
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369 |
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370 @param user_id: The user id. |
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371 @return: The set of public keys available for this user id. |
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372 """ |
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373 |
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374 @abstractmethod |
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375 def list_secret_keys(self, user_id: str) -> Set[GPGSecretKey]: |
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376 """List secret keys. |
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377 |
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378 @param user_id: The user id. |
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379 @return: The set of secret keys available for this user id. |
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380 """ |
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381 |
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382 @abstractmethod |
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383 def can_sign(self, public_key: GPGPublicKey) -> bool: |
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384 """ |
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385 @return: Whether the public key belongs to a key pair capable of signing. |
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386 """ |
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387 |
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388 @abstractmethod |
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389 def can_encrypt(self, public_key: GPGPublicKey) -> bool: |
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390 """ |
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391 @return: Whether the public key belongs to a key pair capable of encryption. |
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392 """ |
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393 |
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394 @abstractmethod |
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395 def create_key(self, user_id: str) -> GPGSecretKey: |
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396 """Create a new GPG key, capable of signing and encryption. |
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397 |
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398 The key is generated without password protection and without expiration. If a key |
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399 with the same user id already exists, a new key is created anyway. |
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400 |
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401 @param user_id: The user id to assign to the new key. |
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402 @return: The new key. |
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403 """ |
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404 |
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405 |
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406 class GPGME_GPGPublicKey(GPGPublicKey): |
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407 """ |
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408 GPG public key implementation based on GnuPG Made Easy (GPGME). |
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409 """ |
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410 |
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411 def __init__(self, key_obj: Any) -> None: |
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412 """ |
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413 @param key_obj: The GPGME key object. |
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414 """ |
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415 |
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416 self.__key_obj = key_obj |
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417 |
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418 @property |
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419 def fingerprint(self) -> str: |
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420 return self.__key_obj.fpr |
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421 |
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422 @property |
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423 def key_obj(self) -> Any: |
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424 return self.__key_obj |
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425 |
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426 |
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427 class GPGME_GPGSecretKey(GPGSecretKey): |
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428 """ |
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429 GPG secret key implementation based on GnuPG Made Easy (GPGME). |
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430 """ |
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431 |
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432 def __init__(self, public_key: GPGME_GPGPublicKey) -> None: |
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433 """ |
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434 @param public_key: The public key corresponding to this secret key. |
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435 """ |
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436 |
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437 self.__public_key = public_key |
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438 |
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439 @property |
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440 def public_key(self) -> GPGME_GPGPublicKey: |
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441 return self.__public_key |
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442 |
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443 |
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444 class GPGME_GPGProvider(GPGProvider): |
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445 """ |
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446 GPG provider implementation based on GnuPG Made Easy (GPGME). |
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447 """ |
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448 |
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449 def __init__(self, home_dir: Optional[str] = None) -> None: |
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450 """ |
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451 @param home_dir: Optional GPG home directory path to use for all operations. |
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452 """ |
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453 |
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454 self.__home_dir = home_dir |
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455 |
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456 def export_public_key(self, public_key: GPGPublicKey) -> bytes: |
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457 assert isinstance(public_key, GPGME_GPGPublicKey) |
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458 |
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459 pattern = public_key.fingerprint |
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460 |
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461 with gpg.Context(home_dir=self.__home_dir) as c: |
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Syndace <me@syndace.dev>
parents:
diff
changeset
|
462 try: |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
463 result = c.key_export_minimal(pattern) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
464 except gpg.errors.GPGMEError as e: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
465 raise GPGProviderError("Internal GPGME error") from e |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
466 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
467 if result is None: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
468 raise UnknownKey(f"Public key {pattern} not found.") |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
469 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
470 return result |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
471 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
472 def import_public_key(self, packet: bytes) -> GPGPublicKey: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
473 # TODO |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
474 # - Reject packets older than version 4 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
475 # - Check whether it's actually a public key (through packet inspection?) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
476 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
477 with gpg.Context(home_dir=self.__home_dir) as c: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
478 try: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
479 result = c.key_import(packet) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
480 except gpg.errors.GPGMEError as e: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
481 # From looking at the code, `key_import` never raises. The documentation |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
482 # says it does though, so this is included for future-proofness. |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
483 raise GPGProviderError("Internal GPGME error") from e |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
484 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
485 if not hasattr(result, "considered"): |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
486 raise InvalidPacket( |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
487 f"Data not considered for public key import: {result}" |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
488 ) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
489 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
490 if len(result.imports) != 1: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
491 raise InvalidPacket( |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
492 "Public key packet does not contain exactly one public key (not" |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
493 " counting subkeys)." |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
494 ) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
495 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
496 try: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
497 key_obj = c.get_key(result.imports[0].fpr, secret=False) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
498 except gpg.errors.GPGMEError as e: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
499 raise GPGProviderError("Internal GPGME error") from e |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
500 except gpg.errors.KeyError as e: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
501 raise GPGProviderError("Newly imported public key not found") from e |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
502 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
503 return GPGME_GPGPublicKey(key_obj) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
504 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
505 def backup_secret_key(self, secret_key: GPGSecretKey) -> bytes: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
506 assert isinstance(secret_key, GPGME_GPGSecretKey) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
507 # TODO |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
508 # - Handle password protection/pinentry |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
509 # - Make sure the key is exported unencrypted |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
510 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
511 pattern = secret_key.public_key.fingerprint |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
512 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
513 with gpg.Context(home_dir=self.__home_dir) as c: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
514 try: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
515 result = c.key_export_secret(pattern) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
516 except gpg.errors.GPGMEError as e: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
517 raise GPGProviderError("Internal GPGME error") from e |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
518 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
519 if result is None: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
520 raise UnknownKey(f"Secret key {pattern} not found.") |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
521 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
522 return result |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
523 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
524 def restore_secret_keys(self, data: bytes) -> Set[GPGSecretKey]: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
525 # TODO |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
526 # - Reject packets older than version 4 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
527 # - Check whether it's actually secret keys (through packet inspection?) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
528 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
529 with gpg.Context(home_dir=self.__home_dir) as c: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
530 try: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
531 result = c.key_import(data) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
532 except gpg.errors.GPGMEError as e: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
533 # From looking at the code, `key_import` never raises. The documentation |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
534 # says it does though, so this is included for future-proofness. |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
535 raise GPGProviderError("Internal GPGME error") from e |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
536 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
537 if not hasattr(result, "considered"): |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
538 raise InvalidPacket( |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
539 f"Data not considered for secret key import: {result}" |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
540 ) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
541 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
542 if len(result.imports) == 0: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
543 raise InvalidPacket("Secret key packet does not contain a secret key.") |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
544 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
545 secret_keys = set() |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
546 for import_status in result.imports: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
547 try: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
548 key_obj = c.get_key(import_status.fpr, secret=True) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
549 except gpg.errors.GPGMEError as e: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
550 raise GPGProviderError("Internal GPGME error") from e |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
551 except gpg.errors.KeyError as e: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
552 raise GPGProviderError("Newly imported secret key not found") from e |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
553 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
554 secret_keys.add(GPGME_GPGSecretKey(GPGME_GPGPublicKey(key_obj))) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
555 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
556 return secret_keys |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
557 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
558 def encrypt_symmetrically(self, plaintext: bytes, password: str) -> bytes: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
559 with gpg.Context(home_dir=self.__home_dir) as c: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
560 try: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
561 ciphertext, __, __ = c.encrypt(plaintext, passphrase=password, sign=False) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
562 except gpg.errors.GPGMEError as e: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
563 raise GPGProviderError("Internal GPGME error") from e |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
564 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
565 return ciphertext |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
566 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
567 def decrypt_symmetrically(self, ciphertext: bytes, password: str) -> bytes: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
568 with gpg.Context(home_dir=self.__home_dir) as c: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
569 try: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
570 plaintext, __, __ = c.decrypt( |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
571 ciphertext, |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
572 passphrase=password, |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
573 verify=False |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
574 ) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
575 except gpg.errors.GPGMEError as e: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
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|
576 # TODO: Find out what kind of error is raised if the password is wrong and |
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diff
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|
577 # re-raise it as DecryptionFailed instead. |
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Syndace <me@syndace.dev>
parents:
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578 raise GPGProviderError("Internal GPGME error") from e |
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Syndace <me@syndace.dev>
parents:
diff
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|
579 except gpg.UnsupportedAlgorithm as e: |
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Syndace <me@syndace.dev>
parents:
diff
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|
580 raise DecryptionFailed("Unsupported algorithm") from e |
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Syndace <me@syndace.dev>
parents:
diff
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|
581 |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
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|
582 return plaintext |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
583 |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
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|
584 def sign(self, data: bytes, secret_keys: Set[GPGSecretKey]) -> bytes: |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
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|
585 signers = [] |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
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|
586 for secret_key in secret_keys: |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
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587 assert isinstance(secret_key, GPGME_GPGSecretKey) |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
588 |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
589 signers.append(secret_key.public_key.key_obj) |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
590 |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
591 with gpg.Context(home_dir=self.__home_dir, signers=signers) as c: |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
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|
592 try: |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
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|
593 signed_data, __ = c.sign(data) |
3954 | 594 except gpg.errors.GPGMEError as e: |
3933
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Syndace <me@syndace.dev>
parents:
diff
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|
595 raise GPGProviderError("Internal GPGME error") from e |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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596 except gpg.errors.InvalidSigners as e: |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
597 raise GPGProviderError( |
cecf45416403
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Syndace <me@syndace.dev>
parents:
diff
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|
598 "At least one of the secret keys is invalid for signing" |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
599 ) from e |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
600 |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
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|
601 return signed_data |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
602 |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
603 def sign_detached(self, data: bytes, secret_keys: Set[GPGSecretKey]) -> bytes: |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
604 signers = [] |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
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|
605 for secret_key in secret_keys: |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
606 assert isinstance(secret_key, GPGME_GPGSecretKey) |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
607 |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
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|
608 signers.append(secret_key.public_key.key_obj) |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
609 |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
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|
610 with gpg.Context(home_dir=self.__home_dir, signers=signers) as c: |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
611 try: |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
612 signature, __ = c.sign(data, mode=gpg.constants.sig.mode.DETACH) |
3954 | 613 except gpg.errors.GPGMEError as e: |
3933
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Syndace <me@syndace.dev>
parents:
diff
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|
614 raise GPGProviderError("Internal GPGME error") from e |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
615 except gpg.errors.InvalidSigners as e: |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
616 raise GPGProviderError( |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
617 "At least one of the secret keys is invalid for signing" |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
618 ) from e |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
619 |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
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|
620 return signature |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
621 |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
622 def verify(self, signed_data: bytes, public_keys: Set[GPGPublicKey]) -> bytes: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
623 with gpg.Context(home_dir=self.__home_dir) as c: |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
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|
624 try: |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
625 data, result = c.verify(signed_data) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
626 except gpg.errors.GPGMEError as e: |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
627 raise GPGProviderError("Internal GPGME error") from e |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
628 except gpg.errors.BadSignatures as e: |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
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|
629 raise VerificationFailed("Bad signatures on signed data") from e |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
630 |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
631 valid_signature_found = False |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
632 for public_key in public_keys: |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
633 assert isinstance(public_key, GPGME_GPGPublicKey) |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
634 |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
635 for subkey in public_key.key_obj.subkeys: |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
636 for sig in result.signatures: |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
637 if subkey.can_sign and subkey.fpr == sig.fpr: |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
638 valid_signature_found = True |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
639 |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
640 if not valid_signature_found: |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
641 raise VerificationFailed( |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
642 "Data not signed by one of the expected public keys" |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
643 ) |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
644 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
645 return data |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
646 |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
647 def verify_detached( |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
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|
648 self, |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
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|
649 data: bytes, |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
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|
650 signature: bytes, |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
651 public_keys: Set[GPGPublicKey] |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
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|
652 ) -> None: |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
653 with gpg.Context(home_dir=self.__home_dir) as c: |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
654 try: |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
655 __, result = c.verify(data, signature=signature) |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
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|
656 except gpg.errors.GPGMEError as e: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
657 raise GPGProviderError("Internal GPGME error") from e |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
658 except gpg.errors.BadSignatures as e: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
659 raise VerificationFailed("Bad signatures on signed data") from e |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
660 |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
661 valid_signature_found = False |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
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|
662 for public_key in public_keys: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
663 assert isinstance(public_key, GPGME_GPGPublicKey) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
664 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
665 for subkey in public_key.key_obj.subkeys: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
666 for sig in result.signatures: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
667 if subkey.can_sign and subkey.fpr == sig.fpr: |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
668 valid_signature_found = True |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
669 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
670 if not valid_signature_found: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
671 raise VerificationFailed( |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
672 "Data not signed by one of the expected public keys" |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
673 ) |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
674 |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
675 def encrypt( |
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Syndace <me@syndace.dev>
parents:
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|
676 self, |
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parents:
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|
677 plaintext: bytes, |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
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|
678 public_keys: Set[GPGPublicKey], |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
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|
679 signing_keys: Optional[Set[GPGSecretKey]] = None |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
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|
680 ) -> bytes: |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
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|
681 recipients = [] |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
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|
682 for public_key in public_keys: |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
683 assert isinstance(public_key, GPGME_GPGPublicKey) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
684 |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
685 recipients.append(public_key.key_obj) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
686 |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
687 signers = [] |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
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|
688 if signing_keys is not None: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
689 for secret_key in signing_keys: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
690 assert isinstance(secret_key, GPGME_GPGSecretKey) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
691 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
692 signers.append(secret_key.public_key.key_obj) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
693 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
694 sign = signing_keys is not None |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
695 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
696 with gpg.Context(home_dir=self.__home_dir, signers=signers) as c: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
697 try: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
698 ciphertext, __, __ = c.encrypt( |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
699 plaintext, |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
700 recipients=recipients, |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
701 sign=sign, |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
702 always_trust=True, |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
703 add_encrypt_to=True |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
704 ) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
705 except gpg.errors.GPGMEError as e: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
706 raise GPGProviderError("Internal GPGME error") from e |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
707 except gpg.errors.InvalidRecipients as e: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
708 raise GPGProviderError( |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
709 "At least one of the public keys is invalid for encryption" |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
710 ) from e |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
711 except gpg.errors.InvalidSigners as e: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
712 raise GPGProviderError( |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
713 "At least one of the signing keys is invalid for signing" |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
714 ) from e |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
715 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
716 return ciphertext |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
717 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
718 def decrypt( |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
719 self, |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
720 ciphertext: bytes, |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
721 secret_keys: Set[GPGSecretKey], |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
722 public_keys: Optional[Set[GPGPublicKey]] = None |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
723 ) -> bytes: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
724 verify = public_keys is not None |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
725 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
726 with gpg.Context(home_dir=self.__home_dir) as c: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
727 try: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
728 plaintext, result, verify_result = c.decrypt( |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
729 ciphertext, |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
730 verify=verify |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
731 ) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
732 except gpg.errors.GPGMEError as e: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
733 raise GPGProviderError("Internal GPGME error") from e |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
734 except gpg.UnsupportedAlgorithm as e: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
735 raise DecryptionFailed("Unsupported algorithm") from e |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
736 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
737 # TODO: Check whether the data was decrypted using one of the expected secret |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
738 # keys |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
739 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
740 if public_keys is not None: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
741 valid_signature_found = False |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
742 for public_key in public_keys: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
743 assert isinstance(public_key, GPGME_GPGPublicKey) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
744 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
745 for subkey in public_key.key_obj.subkeys: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
746 for sig in verify_result.signatures: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
747 if subkey.can_sign and subkey.fpr == sig.fpr: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
748 valid_signature_found = True |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
749 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
750 if not valid_signature_found: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
751 raise VerificationFailed( |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
752 "Data not signed by one of the expected public keys" |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
753 ) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
754 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
755 return plaintext |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
756 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
757 def list_public_keys(self, user_id: str) -> Set[GPGPublicKey]: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
758 with gpg.Context(home_dir=self.__home_dir) as c: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
759 try: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
760 return { |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
761 GPGME_GPGPublicKey(key) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
762 for key |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
763 in c.keylist(pattern=user_id, secret=False) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
764 } |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
765 except gpg.errors.GPGMEError as e: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
766 raise GPGProviderError("Internal GPGME error") from e |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
767 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
768 def list_secret_keys(self, user_id: str) -> Set[GPGSecretKey]: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
769 with gpg.Context(home_dir=self.__home_dir) as c: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
770 try: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
771 return { |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
772 GPGME_GPGSecretKey(GPGME_GPGPublicKey(key)) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
773 for key |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
774 in c.keylist(pattern=user_id, secret=True) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
775 } |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
776 except gpg.errors.GPGMEError as e: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
777 raise GPGProviderError("Internal GPGME error") from e |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
778 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
779 def can_sign(self, public_key: GPGPublicKey) -> bool: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
780 assert isinstance(public_key, GPGME_GPGPublicKey) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
781 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
782 return any(subkey.can_sign for subkey in public_key.key_obj.subkeys) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
783 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
784 def can_encrypt(self, public_key: GPGPublicKey) -> bool: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
785 assert isinstance(public_key, GPGME_GPGPublicKey) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
786 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
787 return any(subkey.can_encrypt for subkey in public_key.key_obj.subkeys) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
788 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
789 def create_key(self, user_id: str) -> GPGSecretKey: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
790 with gpg.Context(home_dir=self.__home_dir) as c: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
791 try: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
792 result = c.create_key( |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
793 user_id, |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
794 expires=False, |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
795 sign=True, |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
796 encrypt=True, |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
797 certify=False, |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
798 authenticate=False, |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
799 force=True |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
800 ) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
801 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
802 key_obj = c.get_key(result.fpr, secret=True) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
803 except gpg.errors.GPGMEError as e: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
804 raise GPGProviderError("Internal GPGME error") from e |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
805 except gpg.errors.KeyError as e: |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
806 raise GPGProviderError("Newly created key not found") from e |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
807 |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
changeset
|
808 return GPGME_GPGSecretKey(GPGME_GPGPublicKey(key_obj)) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
809 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
810 |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
811 class PublicKeyMetadata(NamedTuple): |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
812 """ |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
813 Metadata about a published public key. |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
814 """ |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
815 |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
816 fingerprint: str |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
817 timestamp: datetime |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
818 |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
819 |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
820 @enum.unique |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
821 class TrustLevel(enum.Enum): |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
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|
822 """ |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
823 The trust levels required for BTBV and manual trust. |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
824 """ |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
825 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
826 TRUSTED: str = "TRUSTED" |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
827 BLINDLY_TRUSTED: str = "BLINDLY_TRUSTED" |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
828 UNDECIDED: str = "UNDECIDED" |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
829 DISTRUSTED: str = "DISTRUSTED" |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
830 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
831 |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
832 OPENPGP_SCHEMA = xmlschema.XMLSchema("""<?xml version="1.0" encoding="utf8"?> |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
833 <xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema" |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
834 targetNamespace="urn:xmpp:openpgp:0" |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
835 xmlns="urn:xmpp:openpgp:0"> |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
836 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
837 <xs:element name="openpgp" type="xs:base64Binary"/> |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
838 </xs:schema> |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
changeset
|
839 """) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
840 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
841 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
842 # The following schema needs verion 1.1 of XML Schema, which is not supported by lxml. |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
843 # Luckily, xmlschema exists, which is a clean, well maintained, cross-platform |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
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|
844 # implementation of XML Schema, including version 1.1. |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
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|
845 CONTENT_SCHEMA = xmlschema.XMLSchema11("""<?xml version="1.1" encoding="utf8"?> |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
846 <xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema" |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
847 targetNamespace="urn:xmpp:openpgp:0" |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
848 xmlns="urn:xmpp:openpgp:0"> |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
849 |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
850 <xs:element name="signcrypt"> |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
851 <xs:complexType> |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
852 <xs:all> |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
changeset
|
853 <xs:element ref="to" maxOccurs="unbounded"/> |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
854 <xs:element ref="time"/> |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
855 <xs:element ref="rpad" minOccurs="0"/> |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
856 <xs:element ref="payload"/> |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
857 </xs:all> |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
858 </xs:complexType> |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
859 </xs:element> |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
860 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
861 <xs:element name="sign"> |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
862 <xs:complexType> |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
863 <xs:all> |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
864 <xs:element ref="to" maxOccurs="unbounded"/> |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
865 <xs:element ref="time"/> |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
866 <xs:element ref="rpad" minOccurs="0"/> |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
867 <xs:element ref="payload"/> |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
868 </xs:all> |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
869 </xs:complexType> |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
870 </xs:element> |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
871 |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
872 <xs:element name="crypt"> |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
873 <xs:complexType> |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
874 <xs:all> |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
875 <xs:element ref="to" minOccurs="0" maxOccurs="unbounded"/> |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
876 <xs:element ref="time"/> |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
877 <xs:element ref="rpad" minOccurs="0"/> |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
878 <xs:element ref="payload"/> |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
879 </xs:all> |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
880 </xs:complexType> |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
881 </xs:element> |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
882 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
883 <xs:element name="to"> |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
884 <xs:complexType> |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
885 <xs:attribute name="jid" type="xs:string"/> |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
886 </xs:complexType> |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
887 </xs:element> |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
changeset
|
888 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
889 <xs:element name="time"> |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
890 <xs:complexType> |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
891 <xs:attribute name="stamp" type="xs:dateTime"/> |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
892 </xs:complexType> |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
893 </xs:element> |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
894 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
895 <xs:element name="rpad" type="xs:string"/> |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
896 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
897 <xs:element name="payload"> |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
898 <xs:complexType> |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
899 <xs:sequence> |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
changeset
|
900 <xs:any minOccurs="0" maxOccurs="unbounded" processContents="skip"/> |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
901 </xs:sequence> |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
902 </xs:complexType> |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
903 </xs:element> |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
904 </xs:schema> |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
905 """) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
906 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
907 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
908 PUBLIC_KEYS_LIST_NODE = "urn:xmpp:openpgp:0:public-keys" |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
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|
909 PUBLIC_KEYS_LIST_SCHEMA = xmlschema.XMLSchema("""<?xml version="1.0" encoding="utf8"?> |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
910 <xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema" |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
changeset
|
911 targetNamespace="urn:xmpp:openpgp:0" |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
912 xmlns="urn:xmpp:openpgp:0"> |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
913 |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
changeset
|
914 <xs:element name="public-keys-list"> |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
915 <xs:complexType> |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
changeset
|
916 <xs:sequence> |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
changeset
|
917 <xs:element ref="pubkey-metadata" minOccurs="0" maxOccurs="unbounded"/> |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
changeset
|
918 </xs:sequence> |
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Syndace <me@syndace.dev>
parents:
diff
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|
919 </xs:complexType> |
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|
920 </xs:element> |
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|
921 |
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diff
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|
922 <xs:element name="pubkey-metadata"> |
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Syndace <me@syndace.dev>
parents:
diff
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|
923 <xs:complexType> |
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|
924 <xs:attribute name="v4-fingerprint" type="xs:string"/> |
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Syndace <me@syndace.dev>
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|
925 <xs:attribute name="date" type="xs:dateTime"/> |
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parents:
diff
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|
926 </xs:complexType> |
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parents:
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|
927 </xs:element> |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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|
928 </xs:schema> |
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diff
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|
929 """) |
cecf45416403
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Syndace <me@syndace.dev>
parents:
diff
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|
930 |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
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diff
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|
931 |
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|
932 PUBKEY_SCHEMA = xmlschema.XMLSchema("""<?xml version="1.0" encoding="utf8"?> |
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diff
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|
933 <xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema" |
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parents:
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|
934 targetNamespace="urn:xmpp:openpgp:0" |
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Syndace <me@syndace.dev>
parents:
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|
935 xmlns="urn:xmpp:openpgp:0"> |
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|
936 |
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parents:
diff
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|
937 <xs:element name="pubkey"> |
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parents:
diff
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|
938 <xs:complexType> |
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|
939 <xs:all> |
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|
940 <xs:element ref="data"/> |
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|
941 </xs:all> |
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|
942 <xs:anyAttribute processContents="skip"/> |
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parents:
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|
943 </xs:complexType> |
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|
944 </xs:element> |
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|
945 |
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|
946 <xs:element name="data" type="xs:base64Binary"/> |
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|
947 </xs:schema> |
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|
948 """) |
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diff
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|
949 |
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|
950 |
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|
951 SECRETKEY_SCHEMA = xmlschema.XMLSchema("""<?xml version="1.0" encoding="utf8"?> |
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|
952 <xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema" |
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953 targetNamespace="urn:xmpp:openpgp:0" |
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|
954 xmlns="urn:xmpp:openpgp:0"> |
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|
955 |
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diff
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|
956 <xs:element name="secretkey" type="xs:base64Binary"/> |
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|
957 </xs:schema> |
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|
958 """) |
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|
959 |
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diff
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|
960 |
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diff
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|
961 DEFAULT_TRUST_MODEL_PARAM = f""" |
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|
962 <params> |
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parents:
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|
963 <individual> |
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964 <category name="{PARAM_CATEGORY}" label={quoteattr(D_('Security'))}> |
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|
965 <param name="{PARAM_NAME}" |
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|
966 label={quoteattr(D_('OMEMO default trust policy'))} |
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967 type="list" security="3"> |
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968 <option value="manual" label={quoteattr(D_('Manual trust (more secure)'))} /> |
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969 <option value="btbv" |
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970 label={quoteattr(D_('Blind Trust Before Verification (more user friendly)'))} |
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971 selected="true" /> |
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972 </param> |
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|
973 </category> |
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974 </individual> |
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|
975 </params> |
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976 """ |
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|
977 |
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|
978 |
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|
979 def get_gpg_provider(sat: SAT, client: SatXMPPClient) -> GPGProvider: |
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980 """Get the GPG provider for a client. |
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981 |
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982 @param sat: The SAT instance. |
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983 @param client: The client. |
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984 @return: The GPG provider specifically for that client. |
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985 """ |
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986 |
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987 return GPGME_GPGProvider(str(sat.get_local_path(client, "gnupg-home"))) |
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988 |
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989 |
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990 def generate_passphrase() -> str: |
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991 """Generate a secure passphrase for symmetric encryption. |
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992 |
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|
993 @return: The passphrase. |
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994 """ |
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|
995 |
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996 return "-".join("".join( |
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997 secrets.choice("123456789ABCDEFGHIJKLMNPQRSTUVWXYZ") for __ in range(4) |
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998 ) for __ in range(6)) |
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999 |
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1000 |
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1001 # TODO: Handle the user id mess |
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1002 class XEP_0373: |
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1003 """ |
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1004 Implementation of XEP-0373: OpenPGP for XMPP under namespace ``urn:xmpp:openpgp:0``. |
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1005 """ |
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1006 |
3960
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1007 def __init__(self, host: SAT) -> None: |
3933
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1008 """ |
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1009 @param sat: The SAT instance. |
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1010 """ |
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1011 |
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1012 self.host = host |
3933
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1013 |
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1014 # Add configuration option to choose between manual trust and BTBV as the trust |
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1015 # model |
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1016 host.memory.updateParams(DEFAULT_TRUST_MODEL_PARAM) |
3933
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1017 |
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1018 self.__xep_0045 = cast(Optional[XEP_0045], host.plugins.get("XEP-0045")) |
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1019 self.__xep_0060 = cast(XEP_0060, host.plugins["XEP-0060"]) |
3933
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1020 |
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1021 self.__storage: Dict[str, persistent.LazyPersistentBinaryDict] = {} |
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1022 |
3960
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1023 xep_0163 = cast(XEP_0163, host.plugins["XEP-0163"]) |
3933
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1024 xep_0163.addPEPEvent( |
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1025 "OX_PUBLIC_KEYS_LIST", |
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1026 PUBLIC_KEYS_LIST_NODE, |
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1027 lambda items_event, profile: defer.ensureDeferred( |
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1028 self.__on_public_keys_list_update(items_event, profile) |
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1029 ) |
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1030 ) |
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1031 |
3960
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plugin XEP-0373: minor renaming + set `gpg_provider` in client:
Goffi <goffi@goffi.org>
parents:
3954
diff
changeset
|
1032 async def profileConnecting(self, client): |
4836b81c5f31
plugin XEP-0373: minor renaming + set `gpg_provider` in client:
Goffi <goffi@goffi.org>
parents:
3954
diff
changeset
|
1033 client.gpg_provider = get_gpg_provider(self.host, client) |
4836b81c5f31
plugin XEP-0373: minor renaming + set `gpg_provider` in client:
Goffi <goffi@goffi.org>
parents:
3954
diff
changeset
|
1034 |
3933
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1035 async def profileConnected( # pylint: disable=invalid-name |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1036 self, |
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Syndace <me@syndace.dev>
parents:
diff
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|
1037 client: SatXMPPClient |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1038 ) -> None: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1039 """ |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1040 @param client: The client. |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
1041 """ |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1042 |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
changeset
|
1043 profile = cast(str, client.profile) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1044 |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1045 if not profile in self.__storage: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
1046 self.__storage[profile] = \ |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1047 persistent.LazyPersistentBinaryDict("XEP-0373", client.profile) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1048 |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
1049 if len(self.list_secret_keys(client)) == 0: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1050 log.debug(f"Generating first GPG key for {client.jid.userhost()}.") |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1051 await self.create_key(client) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1052 |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
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|
1053 async def __on_public_keys_list_update( |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
1054 self, |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
1055 items_event: pubsub.ItemsEvent, |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1056 profile: str |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1057 ) -> None: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1058 """Handle public keys list updates fired by PEP. |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
1059 |
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parents:
diff
changeset
|
1060 @param items_event: The event. |
cecf45416403
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Syndace <me@syndace.dev>
parents:
diff
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|
1061 @param profile: The profile this event belongs to. |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
1062 """ |
cecf45416403
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Syndace <me@syndace.dev>
parents:
diff
changeset
|
1063 |
3960
4836b81c5f31
plugin XEP-0373: minor renaming + set `gpg_provider` in client:
Goffi <goffi@goffi.org>
parents:
3954
diff
changeset
|
1064 client = self.host.getClient(profile) |
3933
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1065 |
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parents:
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|
1066 sender = cast(jid.JID, items_event.sender) |
cecf45416403
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parents:
diff
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1067 items = cast(List[domish.Element], items_event.items) |
cecf45416403
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parents:
diff
changeset
|
1068 |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
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|
1069 if len(items) > 1: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
1070 log.warning("Ignoring public keys list update with more than one element.") |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
1071 return |
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Syndace <me@syndace.dev>
parents:
diff
changeset
|
1072 |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
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|
1073 item_elt = next(iter(items), None) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
1074 if item_elt is None: |
cecf45416403
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Syndace <me@syndace.dev>
parents:
diff
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|
1075 log.debug("Ignoring empty public keys list update.") |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1076 return |
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Syndace <me@syndace.dev>
parents:
diff
changeset
|
1077 |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
1078 public_keys_list_elt = cast( |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
1079 Optional[domish.Element], |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
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|
1080 next(item_elt.elements(NS_OX, "public-keys-list"), None) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1081 ) |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1082 |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1083 pubkey_metadata_elts: Optional[List[domish.Element]] = None |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1084 |
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Syndace <me@syndace.dev>
parents:
diff
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|
1085 if public_keys_list_elt is not None: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1086 try: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1087 PUBLIC_KEYS_LIST_SCHEMA.validate(public_keys_list_elt.toXml()) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1088 except xmlschema.XMLSchemaValidationError: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1089 pass |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1090 else: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1091 pubkey_metadata_elts = \ |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1092 list(public_keys_list_elt.elements(NS_OX, "pubkey-metadata")) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1093 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1094 if pubkey_metadata_elts is None: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1095 log.warning(f"Malformed public keys list update item: {item_elt.toXml()}") |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1096 return |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1097 |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1098 new_public_keys_metadata = { PublicKeyMetadata( |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1099 fingerprint=cast(str, pubkey_metadata_elt["v4-fingerprint"]), |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1100 timestamp=parse_datetime(cast(str, pubkey_metadata_elt["date"])) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1101 ) for pubkey_metadata_elt in pubkey_metadata_elts } |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1102 |
3942
a92eef737703
plugin XEP-0373: download public keys if they are not found in local storage:
Goffi <goffi@goffi.org>
parents:
3933
diff
changeset
|
1103 storage_key = STR_KEY_PUBLIC_KEYS_METADATA.format(sender.userhost()) |
3933
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1104 |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
1105 local_public_keys_metadata = cast( |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1106 Set[PublicKeyMetadata], |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1107 await self.__storage[profile].get(storage_key, set()) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1108 ) |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1109 |
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parents:
diff
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|
1110 unchanged_keys = new_public_keys_metadata & local_public_keys_metadata |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1111 changed_or_new_keys = new_public_keys_metadata - unchanged_keys |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1112 available_keys = self.list_public_keys(client, sender) |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1113 |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1114 for key_metadata in changed_or_new_keys: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1115 # Check whether the changed or new key has been imported before |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1116 if any(key.fingerprint == key_metadata.fingerprint for key in available_keys): |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
1117 try: |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1118 # If it has been imported before, try to update it |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
1119 await self.import_public_key(client, sender, key_metadata.fingerprint) |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
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|
1120 except Exception as e: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
changeset
|
1121 log.warning(f"Public key import failed: {e}") |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
1122 |
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Syndace <me@syndace.dev>
parents:
diff
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|
1123 # If the update fails, remove the key from the local metadata list |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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1124 # such that the update is attempted again next time |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
1125 new_public_keys_metadata.remove(key_metadata) |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1126 |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
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|
1127 # Check whether this update was for our account and make sure all of our keys are |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
1128 # included in the update |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
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|
1129 if sender.userhost() == client.jid.userhost(): |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
1130 secret_keys = self.list_secret_keys(client) |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
1131 missing_keys = set(filter(lambda secret_key: all( |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1132 key_metadata.fingerprint != secret_key.public_key.fingerprint |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
1133 for key_metadata |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
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|
1134 in new_public_keys_metadata |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
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|
1135 ), secret_keys)) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1136 |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1137 if len(missing_keys) > 0: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1138 log.warning( |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1139 "Public keys list update did not contain at least one of our keys." |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
1140 f" {new_public_keys_metadata}" |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
1141 ) |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
changeset
|
1142 |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
1143 for missing_key in missing_keys: |
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1144 log.warning(missing_key.public_key.fingerprint) |
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1145 new_public_keys_metadata.add(PublicKeyMetadata( |
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1146 fingerprint=missing_key.public_key.fingerprint, |
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1147 timestamp=datetime.now(timezone.utc) |
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1148 )) |
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1149 |
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1150 await self.publish_public_keys_list(client, new_public_keys_metadata) |
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1151 |
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1152 await self.__storage[profile].force(storage_key, new_public_keys_metadata) |
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1153 |
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1154 def list_public_keys(self, client: SatXMPPClient, jid: jid.JID) -> Set[GPGPublicKey]: |
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1155 """List GPG public keys available for a JID. |
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1156 |
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1157 @param client: The client to perform this operation with. |
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1158 @param jid: The JID. Can be a bare JID. |
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1159 @return: The set of public keys available for this JID. |
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1160 """ |
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1161 |
3960
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3954
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1162 gpg_provider = get_gpg_provider(self.host, client) |
3933
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1163 |
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1164 return gpg_provider.list_public_keys(f"xmpp:{jid.userhost()}") |
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1165 |
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1166 def list_secret_keys(self, client: SatXMPPClient) -> Set[GPGSecretKey]: |
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1167 """List GPG secret keys available for a JID. |
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1168 |
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1169 @param client: The client to perform this operation with. |
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1170 @return: The set of secret keys available for this JID. |
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1171 """ |
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1172 |
3960
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1173 gpg_provider = get_gpg_provider(self.host, client) |
3933
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1174 |
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1175 return gpg_provider.list_secret_keys(f"xmpp:{client.jid.userhost()}") |
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1176 |
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1177 async def create_key(self, client: SatXMPPClient) -> GPGSecretKey: |
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1178 """Create a new GPG key, capable of signing and encryption. |
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1179 |
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1180 The key is generated without password protection and without expiration. |
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1181 |
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1182 @param client: The client to perform this operation with. |
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1183 @return: The new key. |
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1184 """ |
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1185 |
3960
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Goffi <goffi@goffi.org>
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1186 gpg_provider = get_gpg_provider(self.host, client) |
3933
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1187 |
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1188 secret_key = gpg_provider.create_key(f"xmpp:{client.jid.userhost()}") |
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1189 |
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1190 await self.publish_public_key(client, secret_key.public_key) |
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1191 |
3942
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1192 storage_key = STR_KEY_PUBLIC_KEYS_METADATA.format(client.jid.userhost()) |
3933
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1193 |
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1194 public_keys_list = cast( |
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1195 Set[PublicKeyMetadata], |
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1196 await self.__storage[client.profile].get(storage_key, set()) |
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1197 ) |
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1198 |
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1199 public_keys_list.add(PublicKeyMetadata( |
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1200 fingerprint=secret_key.public_key.fingerprint, |
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1201 timestamp=datetime.now(timezone.utc) |
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1202 )) |
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1203 |
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1204 await self.publish_public_keys_list(client, public_keys_list) |
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1205 |
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1206 await self.__storage[client.profile].force(storage_key, public_keys_list) |
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1207 |
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1208 return secret_key |
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1209 |
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1210 @staticmethod |
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1211 def __build_content_element( |
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1212 element_name: Literal["signcrypt", "sign", "crypt"], |
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1213 recipient_jids: Iterable[jid.JID], |
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1214 include_rpad: bool |
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1215 ) -> Tuple[domish.Element, domish.Element]: |
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1216 """Build a content element. |
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1217 |
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1218 @param element_name: The name of the content element. |
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1219 @param recipient_jids: The intended recipients of this content element. Can be |
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1220 bare JIDs. |
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1221 @param include_rpad: Whether to include random-length random-content padding. |
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1222 @return: The content element and the ``<payload/>`` element to add the stanza |
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1223 extension elements to. |
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1224 """ |
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1225 |
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1226 content_elt = domish.Element((NS_OX, element_name)) |
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1227 |
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1228 for recipient_jid in recipient_jids: |
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1229 content_elt.addElement("to")["jid"] = recipient_jid.userhost() |
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1230 |
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1231 content_elt.addElement("time")["stamp"] = format_datetime() |
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1232 |
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1233 if include_rpad: |
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1234 # XEP-0373 doesn't specify bounds for the length of the random padding. This |
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1235 # uses the bounds specified in XEP-0420 for the closely related rpad affix. |
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1236 rpad_length = secrets.randbelow(201) |
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1237 rpad_content = "".join( |
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1238 secrets.choice(string.digits + string.ascii_letters + string.punctuation) |
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1239 for __ |
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1240 in range(rpad_length) |
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1241 ) |
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1242 content_elt.addElement("rpad", content=rpad_content) |
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1243 |
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1244 payload_elt = content_elt.addElement("payload") |
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1245 |
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1246 return content_elt, payload_elt |
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1247 |
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1248 @staticmethod |
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1249 def build_signcrypt_element( |
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1250 recipient_jids: Iterable[jid.JID] |
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1251 ) -> Tuple[domish.Element, domish.Element]: |
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1252 """Build a ``<signcrypt/>`` content element. |
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1253 |
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|
1254 @param recipient_jids: The intended recipients of this content element. Can be |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
1255 bare JIDs. |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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|
1256 @return: The ``<signcrypt/>`` element and the ``<payload/>`` element to add the |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
1257 stanza extension elements to. |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
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|
1258 """ |
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parents:
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|
1259 |
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|
1260 if len(recipient_jids) == 0: |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
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|
1261 raise ValueError("Recipient JIDs must be provided.") |
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|
1262 |
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|
1263 return XEP_0373.__build_content_element("signcrypt", recipient_jids, True) |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
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1264 |
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|
1265 @staticmethod |
cecf45416403
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diff
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|
1266 def build_sign_element( |
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diff
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1267 recipient_jids: Iterable[jid.JID], |
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|
1268 include_rpad: bool |
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1269 ) -> Tuple[domish.Element, domish.Element]: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
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1270 """Build a ``<sign/>`` content element. |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
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|
1271 |
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diff
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|
1272 @param recipient_jids: The intended recipients of this content element. Can be |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
1273 bare JIDs. |
cecf45416403
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parents:
diff
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1274 @param include_rpad: Whether to include random-length random-content padding, |
cecf45416403
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Syndace <me@syndace.dev>
parents:
diff
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|
1275 which is OPTIONAL for the ``<sign/>`` content element. |
cecf45416403
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parents:
diff
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|
1276 @return: The ``<sign/>`` element and the ``<payload/>`` element to add the stanza |
cecf45416403
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Syndace <me@syndace.dev>
parents:
diff
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|
1277 extension elements to. |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
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|
1278 """ |
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parents:
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|
1279 |
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1280 if len(recipient_jids) == 0: |
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Syndace <me@syndace.dev>
parents:
diff
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|
1281 raise ValueError("Recipient JIDs must be provided.") |
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1282 |
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1283 return XEP_0373.__build_content_element("sign", recipient_jids, include_rpad) |
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|
1284 |
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|
1285 @staticmethod |
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1286 def build_crypt_element( |
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parents:
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1287 recipient_jids: Iterable[jid.JID] |
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1288 ) -> Tuple[domish.Element, domish.Element]: |
cecf45416403
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1289 """Build a ``<crypt/>`` content element. |
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|
1290 |
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|
1291 @param recipient_jids: The intended recipients of this content element. Specifying |
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parents:
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|
1292 the intended recipients is OPTIONAL for the ``<crypt/>`` content element. Can |
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parents:
diff
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|
1293 be bare JIDs. |
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1294 @return: The ``<crypt/>`` element and the ``<payload/>`` element to add the stanza |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
1295 extension elements to. |
cecf45416403
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Syndace <me@syndace.dev>
parents:
diff
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|
1296 """ |
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|
1297 |
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1298 return XEP_0373.__build_content_element("crypt", recipient_jids, True) |
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parents:
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|
1299 |
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|
1300 async def build_openpgp_element( |
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parents:
diff
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|
1301 self, |
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parents:
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1302 client: SatXMPPClient, |
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parents:
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1303 content_elt: domish.Element, |
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parents:
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|
1304 recipient_jids: Set[jid.JID] |
cecf45416403
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parents:
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|
1305 ) -> domish.Element: |
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parents:
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|
1306 """Build an ``<openpgp/>`` element. |
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parents:
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|
1307 |
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1308 @param client: The client to perform this operation with. |
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parents:
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1309 @param content_elt: The content element to contain in the ``<openpgp/>`` element. |
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1310 @param recipient_jids: The recipient's JIDs. Can be bare JIDs. |
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Syndace <me@syndace.dev>
parents:
diff
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|
1311 @return: The ``<openpgp/>`` element. |
cecf45416403
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Syndace <me@syndace.dev>
parents:
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|
1312 """ |
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parents:
diff
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|
1313 |
3960
4836b81c5f31
plugin XEP-0373: minor renaming + set `gpg_provider` in client:
Goffi <goffi@goffi.org>
parents:
3954
diff
changeset
|
1314 gpg_provider = get_gpg_provider(self.host, client) |
3933
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|
1315 |
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1316 # TODO: I'm not sure whether we want to sign with all keys by default or choose |
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parents:
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1317 # just one key/a subset of keys to sign with. |
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parents:
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1318 signing_keys = set(filter( |
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parents:
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1319 lambda secret_key: gpg_provider.can_sign(secret_key.public_key), |
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Syndace <me@syndace.dev>
parents:
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|
1320 self.list_secret_keys(client) |
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parents:
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|
1321 )) |
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|
1322 |
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1323 encryption_keys: Set[GPGPublicKey] = set() |
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parents:
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|
1324 |
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1325 for recipient_jid in recipient_jids: |
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Syndace <me@syndace.dev>
parents:
diff
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1326 # Import all keys of the recipient |
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1327 all_public_keys = await self.import_all_public_keys(client, recipient_jid) |
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parents:
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|
1328 |
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parents:
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|
1329 # Filter for keys that can encrypt |
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parents:
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1330 encryption_keys |= set(filter(gpg_provider.can_encrypt, all_public_keys)) |
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parents:
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|
1331 |
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parents:
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1332 # TODO: Handle trust |
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Syndace <me@syndace.dev>
parents:
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|
1333 |
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|
1334 content = content_elt.toXml().encode("utf-8") |
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parents:
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1335 data: bytes |
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parents:
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|
1336 |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
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|
1337 if content_elt.name == "signcrypt": |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
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1338 data = gpg_provider.encrypt(content, encryption_keys, signing_keys) |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
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1339 elif content_elt.name == "sign": |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
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|
1340 data = gpg_provider.sign(content, signing_keys) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
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|
1341 elif content_elt.name == "crypt": |
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Syndace <me@syndace.dev>
parents:
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|
1342 data = gpg_provider.encrypt(content, encryption_keys) |
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parents:
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1343 else: |
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parents:
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|
1344 raise ValueError(f"Unknown content element <{content_elt.name}/>") |
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parents:
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|
1345 |
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|
1346 openpgp_elt = domish.Element((NS_OX, "openpgp")) |
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Syndace <me@syndace.dev>
parents:
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|
1347 openpgp_elt.addContent(base64.b64encode(data).decode("ASCII")) |
cecf45416403
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Syndace <me@syndace.dev>
parents:
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1348 return openpgp_elt |
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parents:
diff
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|
1349 |
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parents:
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|
1350 async def unpack_openpgp_element( |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
1351 self, |
cecf45416403
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parents:
diff
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|
1352 client: SatXMPPClient, |
cecf45416403
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Syndace <me@syndace.dev>
parents:
diff
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|
1353 openpgp_elt: domish.Element, |
cecf45416403
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parents:
diff
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|
1354 element_name: Literal["signcrypt", "sign", "crypt"], |
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Syndace <me@syndace.dev>
parents:
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|
1355 sender_jid: jid.JID |
cecf45416403
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parents:
diff
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|
1356 ) -> Tuple[domish.Element, datetime]: |
cecf45416403
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Syndace <me@syndace.dev>
parents:
diff
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|
1357 """Verify, decrypt and unpack an ``<openpgp/>`` element. |
cecf45416403
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Syndace <me@syndace.dev>
parents:
diff
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|
1358 |
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parents:
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|
1359 @param client: The client to perform this operation with. |
cecf45416403
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Syndace <me@syndace.dev>
parents:
diff
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|
1360 @param openpgp_elt: The ``<openpgp/>`` element. |
cecf45416403
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parents:
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|
1361 @param element_name: The name of the content element. |
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parents:
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|
1362 @param sender_jid: The sender's JID. Can be a bare JID. |
cecf45416403
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Syndace <me@syndace.dev>
parents:
diff
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|
1363 @return: The ``<payload/>`` element containing the decrypted/verified stanza |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1364 extension elements carried by this ``<openpgp/>`` element, and the timestamp |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
1365 contained in the content element. |
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1366 @raise exceptions.ParsingError: on syntactical verification errors. |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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1367 @raise VerificationError: on semantical verification errors accoding to XEP-0373. |
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|
1368 @raise DecryptionFailed: on decryption failure. |
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parents:
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1369 @raise VerificationFailed: if the data could not be verified. |
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parents:
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|
1370 |
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|
1371 @warning: The timestamp is not verified for plausibility; this SHOULD be done by |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
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|
1372 the calling code. |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
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|
1373 """ |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
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|
1374 |
3960
4836b81c5f31
plugin XEP-0373: minor renaming + set `gpg_provider` in client:
Goffi <goffi@goffi.org>
parents:
3954
diff
changeset
|
1375 gpg_provider = get_gpg_provider(self.host, client) |
3933
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|
1376 |
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diff
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|
1377 decryption_keys = set(filter( |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
1378 lambda secret_key: gpg_provider.can_encrypt(secret_key.public_key), |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
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|
1379 self.list_secret_keys(client) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
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|
1380 )) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
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|
1381 |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
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|
1382 # Import all keys of the sender |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
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|
1383 all_public_keys = await self.import_all_public_keys(client, sender_jid) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
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|
1384 |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
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|
1385 # Filter for keys that can sign |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
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|
1386 verification_keys = set(filter(gpg_provider.can_sign, all_public_keys)) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
1387 |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
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|
1388 # TODO: Handle trust |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
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|
1389 |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
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|
1390 try: |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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diff
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|
1391 OPENPGP_SCHEMA.validate(openpgp_elt.toXml()) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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|
1392 except xmlschema.XMLSchemaValidationError as e: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
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|
1393 raise exceptions.ParsingError( |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
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|
1394 "<openpgp/> element doesn't pass schema validation." |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
1395 ) from e |
cecf45416403
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parents:
diff
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|
1396 |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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diff
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|
1397 openpgp_message = base64.b64decode(str(openpgp_elt)) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
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|
1398 content: bytes |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
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|
1399 |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
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|
1400 if element_name == "signcrypt": |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
1401 content = gpg_provider.decrypt( |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1402 openpgp_message, |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
1403 decryption_keys, |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
1404 public_keys=verification_keys |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
1405 ) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
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|
1406 elif element_name == "sign": |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
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|
1407 content = gpg_provider.verify(openpgp_message, verification_keys) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
1408 elif element_name == "crypt": |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
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|
1409 content = gpg_provider.decrypt(openpgp_message, decryption_keys) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
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|
1410 else: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
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|
1411 assert_never(element_name) |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
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|
1412 |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
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|
1413 try: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
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|
1414 content_elt = cast( |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
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|
1415 domish.Element, |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
1416 xml_tools.ElementParser()(content.decode("utf-8")) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
1417 ) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
1418 except UnicodeDecodeError as e: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
1419 raise exceptions.ParsingError("UTF-8 decoding error") from e |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
1420 |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
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|
1421 try: |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
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|
1422 CONTENT_SCHEMA.validate(content_elt.toXml()) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
1423 except xmlschema.XMLSchemaValidationError as e: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1424 raise exceptions.ParsingError( |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1425 f"<{element_name}/> element doesn't pass schema validation." |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1426 ) from e |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
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|
1427 |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
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|
1428 if content_elt.name != element_name: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1429 raise exceptions.ParsingError(f"Not a <{element_name}/> element.") |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1430 |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
1431 recipient_jids = \ |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1432 { jid.JID(to_elt["jid"]) for to_elt in content_elt.elements(NS_OX, "to") } |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1433 |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
1434 if ( |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1435 client.jid.userhostJID() not in { jid.userhostJID() for jid in recipient_jids } |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1436 and element_name != "crypt" |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1437 ): |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1438 raise VerificationError( |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1439 f"Recipient list in <{element_name}/> element does not list our (bare)" |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
1440 f" JID." |
cecf45416403
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parents:
diff
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|
1441 ) |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
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|
1442 |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
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|
1443 time_elt = next(content_elt.elements(NS_OX, "time")) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
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|
1444 |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
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|
1445 timestamp = parse_datetime(time_elt["stamp"]) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
changeset
|
1446 |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
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|
1447 payload_elt = next(content_elt.elements(NS_OX, "payload")) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
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|
1448 |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
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|
1449 return payload_elt, timestamp |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
changeset
|
1450 |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
changeset
|
1451 async def publish_public_key( |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
changeset
|
1452 self, |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
1453 client: SatXMPPClient, |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1454 public_key: GPGPublicKey |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1455 ) -> None: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1456 """Publish a public key. |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1457 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
changeset
|
1458 @param client: The client. |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
changeset
|
1459 @param public_key: The public key to publish. |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
changeset
|
1460 @raise XMPPInteractionFailed: if any interaction via XMPP failed. |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1461 """ |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1462 |
3960
4836b81c5f31
plugin XEP-0373: minor renaming + set `gpg_provider` in client:
Goffi <goffi@goffi.org>
parents:
3954
diff
changeset
|
1463 gpg_provider = get_gpg_provider(self.host, client) |
3933
cecf45416403
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parents:
diff
changeset
|
1464 |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
changeset
|
1465 packet = gpg_provider.export_public_key(public_key) |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1466 |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1467 node = f"urn:xmpp:openpgp:0:public-keys:{public_key.fingerprint}" |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
changeset
|
1468 |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
changeset
|
1469 pubkey_elt = domish.Element((NS_OX, "pubkey")) |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1470 |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
1471 pubkey_elt.addElement("data", content=base64.b64encode(packet).decode("ASCII")) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1472 |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1473 try: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1474 await self.__xep_0060.sendItem( |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1475 client, |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1476 client.jid.userhostJID(), |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1477 node, |
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1478 pubkey_elt, |
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1479 format_datetime(), |
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1480 extra={ |
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|
1481 XEP_0060.EXTRA_PUBLISH_OPTIONS: { |
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|
1482 XEP_0060.OPT_PERSIST_ITEMS: "true", |
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1483 XEP_0060.OPT_ACCESS_MODEL: "open", |
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1484 XEP_0060.OPT_MAX_ITEMS: 1 |
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1485 }, |
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1486 # TODO: Do we really want publish_without_options here? |
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1487 XEP_0060.EXTRA_ON_PRECOND_NOT_MET: "publish_without_options" |
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1488 } |
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1489 ) |
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1490 except Exception as e: |
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|
1491 raise XMPPInteractionFailed("Publishing the public key failed.") from e |
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1492 |
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1493 async def import_all_public_keys( |
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1494 self, |
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1495 client: SatXMPPClient, |
3942
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plugin XEP-0373: download public keys if they are not found in local storage:
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1496 entity_jid: jid.JID |
3933
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1497 ) -> Set[GPGPublicKey]: |
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1498 """Import all public keys of a JID that have not been imported before. |
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|
1499 |
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1500 @param client: The client. |
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1501 @param jid: The JID. Can be a bare JID. |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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1502 @return: The public keys. |
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1503 @note: Failure to import a key simply results in the key not being included in the |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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1504 result. |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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1505 """ |
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1506 |
3942
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plugin XEP-0373: download public keys if they are not found in local storage:
Goffi <goffi@goffi.org>
parents:
3933
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|
1507 available_public_keys = self.list_public_keys(client, entity_jid) |
3933
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1508 |
3942
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plugin XEP-0373: download public keys if they are not found in local storage:
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parents:
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diff
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1509 storage_key = STR_KEY_PUBLIC_KEYS_METADATA.format(entity_jid.userhost()) |
3933
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|
1510 |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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diff
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|
1511 public_keys_metadata = cast( |
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|
1512 Set[PublicKeyMetadata], |
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1513 await self.__storage[client.profile].get(storage_key, set()) |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
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|
1514 ) |
3942
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plugin XEP-0373: download public keys if they are not found in local storage:
Goffi <goffi@goffi.org>
parents:
3933
diff
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|
1515 if not public_keys_metadata: |
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plugin XEP-0373: download public keys if they are not found in local storage:
Goffi <goffi@goffi.org>
parents:
3933
diff
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|
1516 public_keys_metadata = await self.download_public_keys_list( |
a92eef737703
plugin XEP-0373: download public keys if they are not found in local storage:
Goffi <goffi@goffi.org>
parents:
3933
diff
changeset
|
1517 client, entity_jid |
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plugin XEP-0373: download public keys if they are not found in local storage:
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parents:
3933
diff
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|
1518 ) |
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plugin XEP-0373: download public keys if they are not found in local storage:
Goffi <goffi@goffi.org>
parents:
3933
diff
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|
1519 if not public_keys_metadata: |
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plugin XEP-0373: download public keys if they are not found in local storage:
Goffi <goffi@goffi.org>
parents:
3933
diff
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|
1520 raise exceptions.NotFound( |
a92eef737703
plugin XEP-0373: download public keys if they are not found in local storage:
Goffi <goffi@goffi.org>
parents:
3933
diff
changeset
|
1521 f"Can't find public keys for {entity_jid}" |
a92eef737703
plugin XEP-0373: download public keys if they are not found in local storage:
Goffi <goffi@goffi.org>
parents:
3933
diff
changeset
|
1522 ) |
a92eef737703
plugin XEP-0373: download public keys if they are not found in local storage:
Goffi <goffi@goffi.org>
parents:
3933
diff
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|
1523 else: |
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plugin XEP-0373: download public keys if they are not found in local storage:
Goffi <goffi@goffi.org>
parents:
3933
diff
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|
1524 await self.__storage[client.profile].aset( |
a92eef737703
plugin XEP-0373: download public keys if they are not found in local storage:
Goffi <goffi@goffi.org>
parents:
3933
diff
changeset
|
1525 storage_key, public_keys_metadata |
a92eef737703
plugin XEP-0373: download public keys if they are not found in local storage:
Goffi <goffi@goffi.org>
parents:
3933
diff
changeset
|
1526 ) |
a92eef737703
plugin XEP-0373: download public keys if they are not found in local storage:
Goffi <goffi@goffi.org>
parents:
3933
diff
changeset
|
1527 |
3933
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1528 |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
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|
1529 missing_keys = set(filter(lambda public_key_metadata: all( |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1530 public_key_metadata.fingerprint != public_key.fingerprint |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1531 for public_key |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
changeset
|
1532 in available_public_keys |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
changeset
|
1533 ), public_keys_metadata)) |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
changeset
|
1534 |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
changeset
|
1535 for missing_key in missing_keys: |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
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|
1536 try: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1537 available_public_keys.add( |
3942
a92eef737703
plugin XEP-0373: download public keys if they are not found in local storage:
Goffi <goffi@goffi.org>
parents:
3933
diff
changeset
|
1538 await self.import_public_key(client, entity_jid, missing_key.fingerprint) |
3933
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
changeset
|
1539 ) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
changeset
|
1540 except Exception as e: |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
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|
1541 log.warning( |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
changeset
|
1542 f"Import of public key {missing_key.fingerprint} owned by" |
3942
a92eef737703
plugin XEP-0373: download public keys if they are not found in local storage:
Goffi <goffi@goffi.org>
parents:
3933
diff
changeset
|
1543 f" {entity_jid.userhost()} failed, ignoring: {e}" |
3933
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
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|
1544 ) |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
changeset
|
1545 |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
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|
1546 return available_public_keys |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
changeset
|
1547 |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
changeset
|
1548 async def import_public_key( |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
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|
1549 self, |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
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|
1550 client: SatXMPPClient, |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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diff
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|
1551 jid: jid.JID, |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
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|
1552 fingerprint: str |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
changeset
|
1553 ) -> GPGPublicKey: |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
changeset
|
1554 """Import a public key. |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1555 |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
changeset
|
1556 @param client: The client. |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
changeset
|
1557 @param jid: The JID owning the public key. Can be a bare JID. |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
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|
1558 @param fingerprint: The fingerprint of the public key. |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
changeset
|
1559 @return: The public key. |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
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|
1560 @raise exceptions.NotFound: if the public key was not found. |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
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|
1561 @raise exceptions.ParsingError: on XML-level parsing errors. |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
changeset
|
1562 @raise InvalidPacket: if the packet is either syntactically or semantically deemed |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1563 invalid. |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
changeset
|
1564 @raise XMPPInteractionFailed: if any interaction via XMPP failed. |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1565 """ |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1566 |
3960
4836b81c5f31
plugin XEP-0373: minor renaming + set `gpg_provider` in client:
Goffi <goffi@goffi.org>
parents:
3954
diff
changeset
|
1567 gpg_provider = get_gpg_provider(self.host, client) |
3933
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
changeset
|
1568 |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
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|
1569 node = f"urn:xmpp:openpgp:0:public-keys:{fingerprint}" |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
changeset
|
1570 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
changeset
|
1571 try: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
changeset
|
1572 items, __ = await self.__xep_0060.getItems( |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1573 client, |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
changeset
|
1574 jid.userhostJID(), |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
changeset
|
1575 node, |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
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parents:
diff
changeset
|
1576 max_items=1 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1577 ) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1578 except exceptions.NotFound as e: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1579 raise exceptions.NotFound( |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1580 f"No public key with fingerprint {fingerprint} published by JID" |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1581 f" {jid.userhost()}." |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1582 ) from e |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1583 except Exception as e: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1584 raise XMPPInteractionFailed("Fetching the public keys list failed.") from e |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1585 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1586 try: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1587 item_elt = cast(domish.Element, items[0]) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1588 except IndexError as e: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1589 raise exceptions.NotFound( |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1590 f"No public key with fingerprint {fingerprint} published by JID" |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1591 f" {jid.userhost()}." |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1592 ) from e |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1593 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1594 pubkey_elt = cast( |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1595 Optional[domish.Element], |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1596 next(item_elt.elements(NS_OX, "pubkey"), None) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1597 ) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1598 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1599 if pubkey_elt is None: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1600 raise exceptions.ParsingError( |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1601 f"Publish-Subscribe item of JID {jid.userhost()} doesn't contain pubkey" |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1602 f" element." |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1603 ) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1604 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1605 try: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1606 PUBKEY_SCHEMA.validate(pubkey_elt.toXml()) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1607 except xmlschema.XMLSchemaValidationError as e: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1608 raise exceptions.ParsingError( |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1609 f"Publish-Subscribe item of JID {jid.userhost()} doesn't pass pubkey" |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1610 f" schema validation." |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1611 ) from e |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1612 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1613 public_key = gpg_provider.import_public_key(base64.b64decode(str( |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1614 next(pubkey_elt.elements(NS_OX, "data")) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1615 ))) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1616 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1617 return public_key |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1618 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1619 async def publish_public_keys_list( |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1620 self, |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1621 client: SatXMPPClient, |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1622 public_keys_list: Iterable[PublicKeyMetadata] |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1623 ) -> None: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1624 """Publish/update the own public keys list. |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1625 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1626 @param client: The client. |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1627 @param public_keys_list: The public keys list. |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1628 @raise XMPPInteractionFailed: if any interaction via XMPP failed. |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1629 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1630 @warning: All public keys referenced in the public keys list MUST be published |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1631 beforehand. |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1632 """ |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1633 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1634 if len({ pkm.fingerprint for pkm in public_keys_list }) != len(public_keys_list): |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1635 raise ValueError("Public keys list contains duplicate fingerprints.") |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1636 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1637 node = "urn:xmpp:openpgp:0:public-keys" |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1638 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1639 public_keys_list_elt = domish.Element((NS_OX, "public-keys-list")) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1640 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1641 for public_key_metadata in public_keys_list: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1642 pubkey_metadata_elt = public_keys_list_elt.addElement("pubkey-metadata") |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1643 pubkey_metadata_elt["v4-fingerprint"] = public_key_metadata.fingerprint |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1644 pubkey_metadata_elt["date"] = format_datetime(public_key_metadata.timestamp) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1645 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1646 try: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1647 await self.__xep_0060.sendItem( |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1648 client, |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1649 client.jid.userhostJID(), |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1650 node, |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1651 public_keys_list_elt, |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1652 item_id=XEP_0060.ID_SINGLETON, |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1653 extra={ |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1654 XEP_0060.EXTRA_PUBLISH_OPTIONS: { |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1655 XEP_0060.OPT_PERSIST_ITEMS: "true", |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1656 XEP_0060.OPT_ACCESS_MODEL: "open", |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1657 XEP_0060.OPT_MAX_ITEMS: 1 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1658 }, |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1659 # TODO: Do we really want publish_without_options here? |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1660 XEP_0060.EXTRA_ON_PRECOND_NOT_MET: "publish_without_options" |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1661 } |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1662 ) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1663 except Exception as e: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1664 raise XMPPInteractionFailed("Publishing the public keys list failed.") from e |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1665 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1666 async def download_public_keys_list( |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1667 self, |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1668 client: SatXMPPClient, |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1669 jid: jid.JID |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1670 ) -> Optional[Set[PublicKeyMetadata]]: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1671 """Download the public keys list of a JID. |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1672 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1673 @param client: The client. |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1674 @param jid: The JID. Can be a bare JID. |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1675 @return: The public keys list or ``None`` if the JID hasn't published a public |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1676 keys list. An empty list means the JID has published an empty list. |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1677 @raise exceptions.ParsingError: on XML-level parsing errors. |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1678 @raise XMPPInteractionFailed: if any interaction via XMPP failed. |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1679 """ |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1680 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1681 node = "urn:xmpp:openpgp:0:public-keys" |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1682 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1683 try: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1684 items, __ = await self.__xep_0060.getItems( |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1685 client, |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1686 jid.userhostJID(), |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1687 node, |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1688 max_items=1 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1689 ) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1690 except exceptions.NotFound: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1691 return None |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1692 except Exception as e: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1693 raise XMPPInteractionFailed() from e |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1694 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1695 try: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1696 item_elt = cast(domish.Element, items[0]) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1697 except IndexError: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1698 return None |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1699 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1700 public_keys_list_elt = cast( |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1701 Optional[domish.Element], |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1702 next(item_elt.elements(NS_OX, "public-keys-list"), None) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1703 ) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1704 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1705 if public_keys_list_elt is None: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1706 return None |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1707 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1708 try: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1709 PUBLIC_KEYS_LIST_SCHEMA.validate(public_keys_list_elt.toXml()) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1710 except xmlschema.XMLSchemaValidationError as e: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1711 raise exceptions.ParsingError( |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1712 f"Publish-Subscribe item of JID {jid.userhost()} doesn't pass public keys" |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1713 f" list schema validation." |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1714 ) from e |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1715 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1716 return { |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1717 PublicKeyMetadata( |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1718 fingerprint=pubkey_metadata_elt["v4-fingerprint"], |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1719 timestamp=parse_datetime(pubkey_metadata_elt["date"]) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1720 ) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1721 for pubkey_metadata_elt |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1722 in public_keys_list_elt.elements(NS_OX, "pubkey-metadata") |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1723 } |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1724 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1725 async def __prepare_secret_key_synchronization( |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1726 self, |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1727 client: SatXMPPClient |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1728 ) -> Optional[domish.Element]: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1729 """Prepare for secret key synchronization. |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1730 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1731 Makes sure the relative protocols and protocol extensions are supported by the |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1732 server and makes sure that the PEP node for secret synchronization exists and is |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1733 configured correctly. The node is created if necessary. |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1734 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1735 @param client: The client. |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1736 @return: As part of the preparations, the secret key synchronization PEP node is |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1737 fetched. The result of that fetch is returned here. |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1738 @raise exceptions.FeatureNotFound: if the server lacks support for the required |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1739 protocols or protocol extensions. |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1740 @raise XMPPInteractionFailed: if any interaction via XMPP failed. |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1741 """ |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1742 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1743 try: |
3960
4836b81c5f31
plugin XEP-0373: minor renaming + set `gpg_provider` in client:
Goffi <goffi@goffi.org>
parents:
3954
diff
changeset
|
1744 infos = cast(DiscoInfo, await self.host.memory.disco.getInfos( |
3933
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1745 client, |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1746 client.jid.userhostJID() |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1747 )) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1748 except Exception as e: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1749 raise XMPPInteractionFailed( |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1750 "Error performing service discovery on the own bare JID." |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1751 ) from e |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1752 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1753 identities = cast(Dict[Tuple[str, str], str], infos.identities) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1754 features = cast(Set[DiscoFeature], infos.features) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1755 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1756 if ("pubsub", "pep") not in identities: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1757 raise exceptions.FeatureNotFound("Server doesn't support PEP.") |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1758 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1759 if "http://jabber.org/protocol/pubsub#access-whitelist" not in features: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1760 raise exceptions.FeatureNotFound( |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1761 "Server doesn't support the whitelist access model." |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1762 ) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1763 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1764 persistent_items_supported = \ |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1765 "http://jabber.org/protocol/pubsub#persistent-items" in features |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1766 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1767 # TODO: persistent-items is a SHOULD, how do we handle the feature missing? |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1768 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1769 node = "urn:xmpp:openpgp:0:secret-key" |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1770 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1771 try: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1772 items, __ = await self.__xep_0060.getItems( |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1773 client, |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1774 client.jid.userhostJID(), |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1775 node, |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1776 max_items=1 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1777 ) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1778 except exceptions.NotFound: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1779 try: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1780 await self.__xep_0060.createNode( |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1781 client, |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1782 client.jid.userhostJID(), |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1783 node, |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1784 { |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1785 XEP_0060.OPT_PERSIST_ITEMS: "true", |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1786 XEP_0060.OPT_ACCESS_MODEL: "whitelist", |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1787 XEP_0060.OPT_MAX_ITEMS: "1" |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1788 } |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1789 ) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1790 except Exception as e: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1791 raise XMPPInteractionFailed( |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1792 "Error creating the secret key synchronization node." |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1793 ) from e |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1794 except Exception as e: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1795 raise XMPPInteractionFailed( |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1796 "Error fetching the secret key synchronization node." |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1797 ) from e |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1798 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1799 try: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1800 return cast(domish.Element, items[0]) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1801 except IndexError: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1802 return None |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1803 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1804 async def export_secret_keys( |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1805 self, |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1806 client: SatXMPPClient, |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1807 secret_keys: Iterable[GPGSecretKey] |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1808 ) -> str: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1809 """Export secret keys to synchronize them with other devices. |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1810 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1811 @param client: The client. |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1812 @param secret_keys: The secret keys to export. |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1813 @return: The backup code needed to decrypt the exported secret keys. |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1814 @raise exceptions.FeatureNotFound: if the server lacks support for the required |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
1815 protocols or protocol extensions. |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
1816 @raise XMPPInteractionFailed: if any interaction via XMPP failed. |
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1817 """ |
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1818 |
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1819 gpg_provider = get_gpg_provider(self.host, client) |
3933
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1820 |
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1821 await self.__prepare_secret_key_synchronization(client) |
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1822 |
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1823 backup_code = generate_passphrase() |
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1824 |
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1825 plaintext = b"".join( |
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1826 gpg_provider.backup_secret_key(secret_key) for secret_key in secret_keys |
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1827 ) |
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1828 |
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1829 ciphertext = gpg_provider.encrypt_symmetrically(plaintext, backup_code) |
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1830 |
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1831 node = "urn:xmpp:openpgp:0:secret-key" |
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1832 |
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1833 secretkey_elt = domish.Element((NS_OX, "secretkey")) |
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1834 secretkey_elt.addContent(base64.b64encode(ciphertext).decode("ASCII")) |
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1835 |
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1836 try: |
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1837 await self.__xep_0060.sendItem( |
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1838 client, |
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1839 client.jid.userhostJID(), |
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1840 node, |
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1841 secretkey_elt |
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1842 ) |
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1843 except Exception as e: |
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1844 raise XMPPInteractionFailed("Publishing the secret keys failed.") from e |
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1845 |
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1846 return backup_code |
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1847 |
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1848 async def download_secret_keys(self, client: SatXMPPClient) -> Optional[bytes]: |
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1849 """Download previously exported secret keys to import them in a second step. |
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1850 |
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1851 The downloading and importing steps are separate since a backup code is required |
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1852 for the import and it should be possible to try multiple backup codes without |
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1853 redownloading the data every time. The second half of the import procedure is |
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1854 provided by :meth:`import_secret_keys`. |
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1855 |
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1856 @param client: The client. |
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1857 @return: The encrypted secret keys previously exported, if any. |
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1858 @raise exceptions.FeatureNotFound: if the server lacks support for the required |
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1859 protocols or protocol extensions. |
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1860 @raise exceptions.ParsingError: on XML-level parsing errors. |
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1861 @raise XMPPInteractionFailed: if any interaction via XMPP failed. |
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1862 """ |
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1863 |
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1864 item_elt = await self.__prepare_secret_key_synchronization(client) |
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1865 if item_elt is None: |
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1866 return None |
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1867 |
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1868 secretkey_elt = cast( |
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1869 Optional[domish.Element], |
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1870 next(item_elt.elements(NS_OX, "secretkey"), None) |
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1871 ) |
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1872 |
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1873 if secretkey_elt is None: |
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1874 return None |
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1875 |
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1876 try: |
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1877 SECRETKEY_SCHEMA.validate(secretkey_elt.toXml()) |
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1878 except xmlschema.XMLSchemaValidationError as e: |
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1879 raise exceptions.ParsingError( |
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1880 "Publish-Subscribe item doesn't pass secretkey schema validation." |
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1881 ) from e |
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1882 |
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1883 return base64.b64decode(str(secretkey_elt)) |
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1884 |
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1885 def import_secret_keys( |
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1886 self, |
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1887 client: SatXMPPClient, |
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1888 ciphertext: bytes, |
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1889 backup_code: str |
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1890 ) -> Set[GPGSecretKey]: |
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1891 """Import previously downloaded secret keys. |
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1892 |
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1893 The downloading and importing steps are separate since a backup code is required |
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1894 for the import and it should be possible to try multiple backup codes without |
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1895 redownloading the data every time. The first half of the import procedure is |
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1896 provided by :meth:`download_secret_keys`. |
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1897 |
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1898 @param client: The client to perform this operation with. |
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1899 @param ciphertext: The ciphertext, i.e. the data returned by |
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1900 :meth:`download_secret_keys`. |
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1901 @param backup_code: The backup code needed to decrypt the data. |
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1902 @raise InvalidPacket: if one of the GPG packets building the secret key data is |
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1903 either syntactically or semantically deemed invalid. |
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1904 @raise DecryptionFailed: on decryption failure. |
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1905 """ |
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1906 |
3960
4836b81c5f31
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3954
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1907 gpg_provider = get_gpg_provider(self.host, client) |
3933
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1908 |
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1909 return gpg_provider.restore_secret_keys(gpg_provider.decrypt_symmetrically( |
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1910 ciphertext, |
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1911 backup_code |
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1912 )) |
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1913 |
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1914 @staticmethod |
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1915 def __get_joined_muc_users( |
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1916 client: SatXMPPClient, |
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1917 xep_0045: XEP_0045, |
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1918 room_jid: jid.JID |
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1919 ) -> Set[jid.JID]: |
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1920 """ |
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1921 @param client: The client. |
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1922 @param xep_0045: A MUC plugin instance. |
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1923 @param room_jid: The room JID. |
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1924 @return: A set containing the bare JIDs of the MUC participants. |
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1925 @raise InternalError: if the MUC is not joined or the entity information of a |
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1926 participant isn't available. |
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1927 """ |
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1928 # TODO: This should probably be a global helper somewhere |
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1929 |
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1930 bare_jids: Set[jid.JID] = set() |
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1931 |
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1932 try: |
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1933 room = cast(muc.Room, xep_0045.getRoom(client, room_jid)) |
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1934 except exceptions.NotFound as e: |
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1935 raise exceptions.InternalError( |
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1936 "Participant list of unjoined MUC requested." |
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1937 ) from e |
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1938 |
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1939 for user in cast(Dict[str, muc.User], room.roster).values(): |
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1940 entity = cast(Optional[SatXMPPEntity], user.entity) |
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1941 if entity is None: |
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1942 raise exceptions.InternalError( |
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1943 f"Participant list of MUC requested, but the entity information of" |
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1944 f" the participant {user} is not available." |
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1945 ) |
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1946 |
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1947 bare_jids.add(entity.jid.userhostJID()) |
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1948 |
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1949 return bare_jids |
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1950 |
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1951 async def get_trust( |
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1952 self, |
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1953 client: SatXMPPClient, |
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1954 public_key: GPGPublicKey, |
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1955 owner: jid.JID |
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1956 ) -> TrustLevel: |
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1957 """Query the trust level of a public key. |
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1958 |
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1959 @param client: The client to perform this operation under. |
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1960 @param public_key: The public key. |
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1961 @param owner: The owner of the public key. Can be a bare JID. |
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1962 @return: The trust level. |
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1963 """ |
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1964 |
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1965 key = f"/trust/{owner.userhost()}/{public_key.fingerprint}" |
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1966 |
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1967 try: |
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1968 return TrustLevel(await self.__storage[client.profile][key]) |
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1969 except KeyError: |
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1970 return TrustLevel.UNDECIDED |
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|
1971 |
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1972 async def set_trust( |
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1973 self, |
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1974 client: SatXMPPClient, |
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1975 public_key: GPGPublicKey, |
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1976 owner: jid.JID, |
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1977 trust_level: TrustLevel |
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1978 ) -> None: |
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1979 """Set the trust level of a public key. |
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|
1980 |
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1981 @param client: The client to perform this operation under. |
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1982 @param public_key: The public key. |
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1983 @param owner: The owner of the public key. Can be a bare JID. |
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1984 @param trust_leve: The trust level. |
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parents:
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|
1985 """ |
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parents:
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|
1986 |
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1987 key = f"/trust/{owner.userhost()}/{public_key.fingerprint}" |
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parents:
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|
1988 |
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1989 await self.__storage[client.profile].force(key, trust_level.name) |
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parents:
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|
1990 |
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1991 async def getTrustUI( # pylint: disable=invalid-name |
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parents:
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1992 self, |
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1993 client: SatXMPPClient, |
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1994 entity: jid.JID |
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1995 ) -> xml_tools.XMLUI: |
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Syndace <me@syndace.dev>
parents:
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|
1996 """ |
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parents:
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|
1997 @param client: The client. |
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Syndace <me@syndace.dev>
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|
1998 @param entity: The entity whose device trust levels to manage. |
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Syndace <me@syndace.dev>
parents:
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1999 @return: An XMLUI instance which opens a form to manage the trust level of all |
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|
2000 devices belonging to the entity. |
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|
2001 """ |
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diff
changeset
|
2002 |
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|
2003 if entity.resource: |
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|
2004 raise ValueError("A bare JID is expected.") |
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Syndace <me@syndace.dev>
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|
2005 |
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|
2006 bare_jids: Set[jid.JID] |
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2007 if self.__xep_0045 is not None and self.__xep_0045.isJoinedRoom(client, entity): |
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|
2008 bare_jids = self.__get_joined_muc_users(client, self.__xep_0045, entity) |
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|
2009 else: |
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2010 bare_jids = { entity.userhostJID() } |
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|
2011 |
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2012 all_public_keys = list({ |
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2013 bare_jid: list(self.list_public_keys(client, bare_jid)) |
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parents:
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|
2014 for bare_jid |
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parents:
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|
2015 in bare_jids |
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2016 }.items()) |
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|
2017 |
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|
2018 async def callback( |
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|
2019 data: Any, |
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2020 profile: str # pylint: disable=unused-argument |
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2021 ) -> Dict[Never, Never]: |
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2022 """ |
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2023 @param data: The XMLUI result produces by the trust UI form. |
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2024 @param profile: The profile. |
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2025 @return: An empty dictionary. The type of the return value was chosen |
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2026 conservatively since the exact options are neither known not needed here. |
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|
2027 """ |
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|
2028 |
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|
2029 if C.bool(data.get("cancelled", "false")): |
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Syndace <me@syndace.dev>
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2030 return {} |
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|
2031 |
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2032 data_form_result = cast( |
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2033 Dict[str, str], |
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2034 xml_tools.XMLUIResult2DataFormResult(data) |
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|
2035 ) |
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2036 for key, value in data_form_result.items(): |
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2037 if not key.startswith("trust_"): |
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|
2038 continue |
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parents:
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changeset
|
2039 |
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|
2040 outer_index, inner_index = key.split("_")[1:] |
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Syndace <me@syndace.dev>
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|
2041 |
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|
2042 owner, public_keys = all_public_keys[int(outer_index)] |
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2043 public_key = public_keys[int(inner_index)] |
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2044 trust = TrustLevel(value) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
2045 |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
2046 if (await self.get_trust(client, public_key, owner)) is not trust: |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
2047 await self.set_trust(client, public_key, owner, value) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
2048 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
2049 return {} |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
2050 |
3960
4836b81c5f31
plugin XEP-0373: minor renaming + set `gpg_provider` in client:
Goffi <goffi@goffi.org>
parents:
3954
diff
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|
2051 submit_id = self.host.registerCallback(callback, with_data=True, one_shot=True) |
3933
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
2052 |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
2053 result = xml_tools.XMLUI( |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
2054 panel_type=C.XMLUI_FORM, |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
2055 title=D_("OX trust management"), |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
2056 submit_id=submit_id |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
2057 ) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
2058 # Casting this to Any, otherwise all calls on the variable cause type errors |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
2059 # pylint: disable=no-member |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
2060 trust_ui = cast(Any, result) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
2061 trust_ui.addText(D_( |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
2062 "This is OX trusting system. You'll see below the GPG keys of your " |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
2063 "contacts, and a list selection to trust them or not. A trusted key " |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
2064 "can read your messages in plain text, so be sure to only validate " |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
2065 "keys that you are sure are belonging to your contact. It's better " |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
2066 "to do this when you are next to your contact, so " |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
2067 "you can check the \"fingerprint\" of the key " |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
2068 "yourself. Do *not* validate a key if the fingerprint is wrong!" |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
2069 )) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
2070 |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
2071 own_secret_keys = self.list_secret_keys(client) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
2072 |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
2073 trust_ui.changeContainer("label") |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
2074 for index, secret_key in enumerate(own_secret_keys): |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
2075 trust_ui.addLabel(D_(f"Own secret key {index} fingerprint")) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
2076 trust_ui.addText(secret_key.public_key.fingerprint) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
2077 trust_ui.addEmpty() |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
2078 trust_ui.addEmpty() |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
2079 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
2080 for outer_index, [ owner, public_keys ] in enumerate(all_public_keys): |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
2081 for inner_index, public_key in enumerate(public_keys): |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
2082 trust_ui.addLabel(D_("Contact")) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
2083 trust_ui.addJid(jid.JID(owner)) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
2084 trust_ui.addLabel(D_("Fingerprint")) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
2085 trust_ui.addText(public_key.fingerprint) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
2086 trust_ui.addLabel(D_("Trust this device?")) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
2087 |
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plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
2088 current_trust_level = await self.get_trust(client, public_key, owner) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
2089 avaiable_trust_levels = \ |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
2090 { TrustLevel.DISTRUSTED, TrustLevel.TRUSTED, current_trust_level } |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
2091 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
2092 trust_ui.addList( |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
2093 f"trust_{outer_index}_{inner_index}", |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
2094 options=[ trust_level.name for trust_level in avaiable_trust_levels ], |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
2095 selected=current_trust_level.name, |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
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|
2096 styles=[ "inline" ] |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
2097 ) |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
2098 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
2099 trust_ui.addEmpty() |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
2100 trust_ui.addEmpty() |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
2101 |
cecf45416403
plugin XEP-0373 and XEP-0374: Implementation of OX and OXIM:
Syndace <me@syndace.dev>
parents:
diff
changeset
|
2102 return result |