Mercurial > libervia-backend

annotate libervia/backend/plugins/plugin_sec_pte.py @ 4236:f59e9421a650

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
test (unit/cli): Add a file send/receive test for WebRTC: fix 442
author Goffi <goffi@goffi.org>
date Sat, 06 Apr 2024 15:21:00 +0200
parents 4b842c1fb686
children 0d7bb4df2343
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
3972
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1 #!/usr/bin/env python3
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
2
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
3 # Libervia plugin for Pubsub Targeted Encryption
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
4 # Copyright (C) 2009-2022 Jérôme Poisson (goffi@goffi.org)
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
5
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
6 # This program is free software: you can redistribute it and/or modify
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
7 # it under the terms of the GNU Affero General Public License as published by
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
8 # the Free Software Foundation, either version 3 of the License, or
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
9 # (at your option) any later version.
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
10
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
11 # This program is distributed in the hope that it will be useful,
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
14 # GNU Affero General Public License for more details.
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
15
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
16 # You should have received a copy of the GNU Affero General Public License
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
17 # along with this program. If not, see <http://www.gnu.org/licenses/>.
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
18
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
19 from typing import Any, Dict, List, Optional
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
20
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
21 from twisted.internet import defer
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
22 from twisted.words.protocols.jabber import jid, xmlstream
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
23 from twisted.words.xish import domish
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
24 from wokkel import disco, iwokkel
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
25 from wokkel import rsm
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
26 from zope.interface import implementer
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
27
4071
4b842c1fb686 refactoring: renamed `sat` package to `libervia.backend`
Goffi <goffi@goffi.org>
parents: 4037
diff changeset
28 from libervia.backend.core import exceptions
4b842c1fb686 refactoring: renamed `sat` package to `libervia.backend`
Goffi <goffi@goffi.org>
parents: 4037
diff changeset
29 from libervia.backend.core.constants import Const as C
4b842c1fb686 refactoring: renamed `sat` package to `libervia.backend`
Goffi <goffi@goffi.org>
parents: 4037
diff changeset
30 from libervia.backend.core.core_types import SatXMPPEntity
4b842c1fb686 refactoring: renamed `sat` package to `libervia.backend`
Goffi <goffi@goffi.org>
parents: 4037
diff changeset
31 from libervia.backend.core.i18n import _
4b842c1fb686 refactoring: renamed `sat` package to `libervia.backend`
Goffi <goffi@goffi.org>
parents: 4037
diff changeset
32 from libervia.backend.core.log import getLogger
3972
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
33
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
34
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
35 log = getLogger(__name__)
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
36
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
37 IMPORT_NAME = "PTE"
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
38
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
39 PLUGIN_INFO = {
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
40 C.PI_NAME: "Pubsub Targeted Encryption",
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
41 C.PI_IMPORT_NAME: IMPORT_NAME,
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
42 C.PI_TYPE: C.PLUG_TYPE_XEP,
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
43 C.PI_MODES: C.PLUG_MODE_BOTH,
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
44 C.PI_PROTOCOLS: [],
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
45 C.PI_DEPENDENCIES: ["XEP-0060", "XEP-0384"],
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
46 C.PI_MAIN: "PTE",
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
47 C.PI_HANDLER: "yes",
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
48 C.PI_DESCRIPTION: _("""Encrypt some items to specific entities"""),
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
49 }
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
50 NS_PTE = "urn:xmpp:pte:0"
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
51
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
52
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
53 class PTE:
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
54 namespace = NS_PTE
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
55
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
56 def __init__(self, host):
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
57 log.info(_("Pubsub Targeted Encryption plugin initialization"))
4037
524856bd7b19 massive refactoring to switch from camelCase to snake_case:
Goffi <goffi@goffi.org>
parents: 3972
diff changeset
58 host.register_namespace("pte", NS_PTE)
3972
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
59 self.host = host
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
60 self._o = host.plugins["XEP-0384"]
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
61 host.trigger.add("XEP-0060_publish", self._publish_trigger)
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
62 host.trigger.add("XEP-0060_items", self._items_trigger)
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
63
4037
524856bd7b19 massive refactoring to switch from camelCase to snake_case:
Goffi <goffi@goffi.org>
parents: 3972
diff changeset
64 def get_handler(self, client):
3972
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
65 return PTE_Handler()
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
66
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
67 async def _publish_trigger(
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
68 self,
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
69 client: SatXMPPEntity,
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
70 service: jid.JID,
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
71 node: str,
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
72 items: Optional[List[domish.Element]],
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
73 options: Optional[dict],
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
74 sender: jid.JID,
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
75 extra: Dict[str, Any]
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
76 ) -> bool:
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
77 if not items or extra.get("encrypted_for") is None:
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
78 return True
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
79 encrypt_data = extra["encrypted_for"]
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
80 try:
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
81 targets = {jid.JID(t) for t in encrypt_data["targets"]}
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
82 except (KeyError, RuntimeError):
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
83 raise exceptions.DataError(f"Invalid encryption data: {encrypt_data}")
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
84 for item in items:
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
85 log.debug(
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
86 f"encrypting item {item.getAttribute('id', '')} for "
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
87 f"{', '.join(t.full() for t in targets)}"
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
88 )
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
89 encryption_type = encrypt_data.get("type", self._o.NS_TWOMEMO)
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
90 if encryption_type != self._o.NS_TWOMEMO:
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
91 raise NotImplementedError("only TWOMEMO is supported for now")
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
92 await self._o.encrypt(
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
93 client,
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
94 self._o.NS_TWOMEMO,
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
95 item,
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
96 targets,
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
97 is_muc_message=False,
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
98 stanza_id=None
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
99 )
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
100 item_elts = list(item.elements())
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
101 if len(item_elts) != 1:
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
102 raise ValueError(
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
103 f"there should be exactly one item payload: {item.toXml()}"
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
104 )
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
105 encrypted_payload = item_elts[0]
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
106 item.children.clear()
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
107 encrypted_elt = item.addElement((NS_PTE, "encrypted"))
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
108 encrypted_elt["by"] = sender.userhost()
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
109 encrypted_elt["type"] = encryption_type
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
110 encrypted_elt.addChild(encrypted_payload)
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
111
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
112 return True
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
113
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
114 async def _items_trigger(
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
115 self,
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
116 client: SatXMPPEntity,
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
117 service: Optional[jid.JID],
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
118 node: str,
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
119 items: List[domish.Element],
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
120 rsm_response: rsm.RSMResponse,
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
121 extra: Dict[str, Any],
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
122 ) -> bool:
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
123 if not extra.get(C.KEY_DECRYPT, True):
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
124 return True
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
125 if service is None:
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
126 service = client.jid.userhostJID()
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
127 for item in items:
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
128 payload = item.firstChildElement()
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
129 if (payload is not None
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
130 and payload.name == "encrypted"
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
131 and payload.uri == NS_PTE):
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
132 encrypted_elt = payload
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
133 item.children.clear()
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
134 try:
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
135 encryption_type = encrypted_elt.getAttribute("type")
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
136 encrypted_by = jid.JID(encrypted_elt["by"])
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
137 except (KeyError, RuntimeError):
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
138 raise exceptions.DataError(
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
139 f"invalid <encrypted> element: {encrypted_elt.toXml()}"
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
140 )
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
141 if encryption_type!= self._o.NS_TWOMEMO:
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
142 raise NotImplementedError("only TWOMEMO is supported for now")
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
143 log.debug(f"decrypting item {item.getAttribute('id', '')}")
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
144
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
145 # FIXME: we do use _message_received_trigger now to decrypt the stanza, a
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
146 # cleaner separated decrypt method should be used
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
147 encrypted_elt["from"] = encrypted_by.full()
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
148 if not await self._o._message_received_trigger(
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
149 client,
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
150 encrypted_elt,
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
151 defer.Deferred()
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
152 ) or not encrypted_elt.children:
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
153 raise exceptions.EncryptionError("can't decrypt the message")
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
154
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
155 item.addChild(encrypted_elt.firstChildElement())
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
156
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
157 extra.setdefault("encrypted", {})[item["id"]] = {
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
158 "type": NS_PTE,
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
159 "algorithm": encryption_type
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
160 }
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
161 return True
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
162
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
163
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
164 @implementer(iwokkel.IDisco)
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
165 class PTE_Handler(xmlstream.XMPPHandler):
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
166
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
167 def getDiscoInfo(self, requestor, service, nodeIdentifier=""):
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
168 return [disco.DiscoFeature(NS_PTE)]
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
169
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
170 def getDiscoItems(self, requestor, service, nodeIdentifier=""):
5fbdf986670c plugin pte: Pubsub Target Encryption implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
171 return []