mirror of
https://git.anonymousland.org/anonymousland/synapse.git
synced 2024-12-25 21:39:26 -05:00
320 lines
11 KiB
Python
320 lines
11 KiB
Python
# -*- coding: utf-8 -*-
|
|
# Copyright 2015, 2016 OpenMarket Ltd
|
|
#
|
|
# Licensed under the Apache License, Version 2.0 (the "License");
|
|
# you may not use this file except in compliance with the License.
|
|
# You may obtain a copy of the License at
|
|
#
|
|
# http://www.apache.org/licenses/LICENSE-2.0
|
|
#
|
|
# Unless required by applicable law or agreed to in writing, software
|
|
# distributed under the License is distributed on an "AS IS" BASIS,
|
|
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
# See the License for the specific language governing permissions and
|
|
# limitations under the License.
|
|
|
|
from twisted.internet import defer
|
|
|
|
from synapse.api.errors import SynapseError
|
|
from synapse.http.servlet import RestServlet
|
|
from synapse.types import UserID
|
|
|
|
from canonicaljson import encode_canonical_json
|
|
|
|
from ._base import client_v2_patterns
|
|
|
|
import simplejson as json
|
|
import logging
|
|
|
|
logger = logging.getLogger(__name__)
|
|
|
|
|
|
class KeyUploadServlet(RestServlet):
|
|
"""
|
|
POST /keys/upload/<device_id> HTTP/1.1
|
|
Content-Type: application/json
|
|
|
|
{
|
|
"device_keys": {
|
|
"user_id": "<user_id>",
|
|
"device_id": "<device_id>",
|
|
"valid_until_ts": <millisecond_timestamp>,
|
|
"algorithms": [
|
|
"m.olm.curve25519-aes-sha256",
|
|
]
|
|
"keys": {
|
|
"<algorithm>:<device_id>": "<key_base64>",
|
|
},
|
|
"signatures:" {
|
|
"<user_id>" {
|
|
"<algorithm>:<device_id>": "<signature_base64>"
|
|
} } },
|
|
"one_time_keys": {
|
|
"<algorithm>:<key_id>": "<key_base64>"
|
|
},
|
|
}
|
|
"""
|
|
PATTERNS = client_v2_patterns("/keys/upload/(?P<device_id>[^/]*)", releases=())
|
|
|
|
def __init__(self, hs):
|
|
super(KeyUploadServlet, self).__init__()
|
|
self.store = hs.get_datastore()
|
|
self.clock = hs.get_clock()
|
|
self.auth = hs.get_auth()
|
|
|
|
@defer.inlineCallbacks
|
|
def on_POST(self, request, device_id):
|
|
auth_user, _, _ = yield self.auth.get_user_by_req(request)
|
|
user_id = auth_user.to_string()
|
|
# TODO: Check that the device_id matches that in the authentication
|
|
# or derive the device_id from the authentication instead.
|
|
try:
|
|
body = json.loads(request.content.read())
|
|
except:
|
|
raise SynapseError(400, "Invalid key JSON")
|
|
time_now = self.clock.time_msec()
|
|
|
|
# TODO: Validate the JSON to make sure it has the right keys.
|
|
device_keys = body.get("device_keys", None)
|
|
if device_keys:
|
|
logger.info(
|
|
"Updating device_keys for device %r for user %r at %d",
|
|
device_id, auth_user, time_now
|
|
)
|
|
# TODO: Sign the JSON with the server key
|
|
yield self.store.set_e2e_device_keys(
|
|
user_id, device_id, time_now,
|
|
encode_canonical_json(device_keys)
|
|
)
|
|
|
|
one_time_keys = body.get("one_time_keys", None)
|
|
if one_time_keys:
|
|
logger.info(
|
|
"Adding %d one_time_keys for device %r for user %r at %d",
|
|
len(one_time_keys), device_id, user_id, time_now
|
|
)
|
|
key_list = []
|
|
for key_id, key_json in one_time_keys.items():
|
|
algorithm, key_id = key_id.split(":")
|
|
key_list.append((
|
|
algorithm, key_id, encode_canonical_json(key_json)
|
|
))
|
|
|
|
yield self.store.add_e2e_one_time_keys(
|
|
user_id, device_id, time_now, key_list
|
|
)
|
|
|
|
result = yield self.store.count_e2e_one_time_keys(user_id, device_id)
|
|
defer.returnValue((200, {"one_time_key_counts": result}))
|
|
|
|
@defer.inlineCallbacks
|
|
def on_GET(self, request, device_id):
|
|
auth_user, _, _ = yield self.auth.get_user_by_req(request)
|
|
user_id = auth_user.to_string()
|
|
|
|
result = yield self.store.count_e2e_one_time_keys(user_id, device_id)
|
|
defer.returnValue((200, {"one_time_key_counts": result}))
|
|
|
|
|
|
class KeyQueryServlet(RestServlet):
|
|
"""
|
|
GET /keys/query/<user_id> HTTP/1.1
|
|
|
|
GET /keys/query/<user_id>/<device_id> HTTP/1.1
|
|
|
|
POST /keys/query HTTP/1.1
|
|
Content-Type: application/json
|
|
{
|
|
"device_keys": {
|
|
"<user_id>": ["<device_id>"]
|
|
} }
|
|
|
|
HTTP/1.1 200 OK
|
|
{
|
|
"device_keys": {
|
|
"<user_id>": {
|
|
"<device_id>": {
|
|
"user_id": "<user_id>", // Duplicated to be signed
|
|
"device_id": "<device_id>", // Duplicated to be signed
|
|
"valid_until_ts": <millisecond_timestamp>,
|
|
"algorithms": [ // List of supported algorithms
|
|
"m.olm.curve25519-aes-sha256",
|
|
],
|
|
"keys": { // Must include a ed25519 signing key
|
|
"<algorithm>:<key_id>": "<key_base64>",
|
|
},
|
|
"signatures:" {
|
|
// Must be signed with device's ed25519 key
|
|
"<user_id>/<device_id>": {
|
|
"<algorithm>:<key_id>": "<signature_base64>"
|
|
}
|
|
// Must be signed by this server.
|
|
"<server_name>": {
|
|
"<algorithm>:<key_id>": "<signature_base64>"
|
|
} } } } } }
|
|
"""
|
|
|
|
PATTERNS = client_v2_patterns(
|
|
"/keys/query(?:"
|
|
"/(?P<user_id>[^/]*)(?:"
|
|
"/(?P<device_id>[^/]*)"
|
|
")?"
|
|
")?",
|
|
releases=()
|
|
)
|
|
|
|
def __init__(self, hs):
|
|
super(KeyQueryServlet, self).__init__()
|
|
self.store = hs.get_datastore()
|
|
self.auth = hs.get_auth()
|
|
self.federation = hs.get_replication_layer()
|
|
self.is_mine = hs.is_mine
|
|
|
|
@defer.inlineCallbacks
|
|
def on_POST(self, request, user_id, device_id):
|
|
yield self.auth.get_user_by_req(request)
|
|
try:
|
|
body = json.loads(request.content.read())
|
|
except:
|
|
raise SynapseError(400, "Invalid key JSON")
|
|
result = yield self.handle_request(body)
|
|
defer.returnValue(result)
|
|
|
|
@defer.inlineCallbacks
|
|
def on_GET(self, request, user_id, device_id):
|
|
auth_user, _, _ = yield self.auth.get_user_by_req(request)
|
|
auth_user_id = auth_user.to_string()
|
|
user_id = user_id if user_id else auth_user_id
|
|
device_ids = [device_id] if device_id else []
|
|
result = yield self.handle_request(
|
|
{"device_keys": {user_id: device_ids}}
|
|
)
|
|
defer.returnValue(result)
|
|
|
|
@defer.inlineCallbacks
|
|
def handle_request(self, body):
|
|
local_query = []
|
|
remote_queries = {}
|
|
for user_id, device_ids in body.get("device_keys", {}).items():
|
|
user = UserID.from_string(user_id)
|
|
if self.is_mine(user):
|
|
if not device_ids:
|
|
local_query.append((user_id, None))
|
|
else:
|
|
for device_id in device_ids:
|
|
local_query.append((user_id, device_id))
|
|
else:
|
|
remote_queries.setdefault(user.domain, {})[user_id] = list(
|
|
device_ids
|
|
)
|
|
results = yield self.store.get_e2e_device_keys(local_query)
|
|
|
|
json_result = {}
|
|
for user_id, device_keys in results.items():
|
|
for device_id, json_bytes in device_keys.items():
|
|
json_result.setdefault(user_id, {})[device_id] = json.loads(
|
|
json_bytes
|
|
)
|
|
|
|
for destination, device_keys in remote_queries.items():
|
|
remote_result = yield self.federation.query_client_keys(
|
|
destination, {"device_keys": device_keys}
|
|
)
|
|
for user_id, keys in remote_result["device_keys"].items():
|
|
if user_id in device_keys:
|
|
json_result[user_id] = keys
|
|
defer.returnValue((200, {"device_keys": json_result}))
|
|
|
|
|
|
class OneTimeKeyServlet(RestServlet):
|
|
"""
|
|
GET /keys/claim/<user-id>/<device-id>/<algorithm> HTTP/1.1
|
|
|
|
POST /keys/claim HTTP/1.1
|
|
{
|
|
"one_time_keys": {
|
|
"<user_id>": {
|
|
"<device_id>": "<algorithm>"
|
|
} } }
|
|
|
|
HTTP/1.1 200 OK
|
|
{
|
|
"one_time_keys": {
|
|
"<user_id>": {
|
|
"<device_id>": {
|
|
"<algorithm>:<key_id>": "<key_base64>"
|
|
} } } }
|
|
|
|
"""
|
|
PATTERNS = client_v2_patterns(
|
|
"/keys/claim(?:/?|(?:/"
|
|
"(?P<user_id>[^/]*)/(?P<device_id>[^/]*)/(?P<algorithm>[^/]*)"
|
|
")?)",
|
|
releases=()
|
|
)
|
|
|
|
def __init__(self, hs):
|
|
super(OneTimeKeyServlet, self).__init__()
|
|
self.store = hs.get_datastore()
|
|
self.auth = hs.get_auth()
|
|
self.clock = hs.get_clock()
|
|
self.federation = hs.get_replication_layer()
|
|
self.is_mine = hs.is_mine
|
|
|
|
@defer.inlineCallbacks
|
|
def on_GET(self, request, user_id, device_id, algorithm):
|
|
yield self.auth.get_user_by_req(request)
|
|
result = yield self.handle_request(
|
|
{"one_time_keys": {user_id: {device_id: algorithm}}}
|
|
)
|
|
defer.returnValue(result)
|
|
|
|
@defer.inlineCallbacks
|
|
def on_POST(self, request, user_id, device_id, algorithm):
|
|
yield self.auth.get_user_by_req(request)
|
|
try:
|
|
body = json.loads(request.content.read())
|
|
except:
|
|
raise SynapseError(400, "Invalid key JSON")
|
|
result = yield self.handle_request(body)
|
|
defer.returnValue(result)
|
|
|
|
@defer.inlineCallbacks
|
|
def handle_request(self, body):
|
|
local_query = []
|
|
remote_queries = {}
|
|
for user_id, device_keys in body.get("one_time_keys", {}).items():
|
|
user = UserID.from_string(user_id)
|
|
if self.is_mine(user):
|
|
for device_id, algorithm in device_keys.items():
|
|
local_query.append((user_id, device_id, algorithm))
|
|
else:
|
|
remote_queries.setdefault(user.domain, {})[user_id] = (
|
|
device_keys
|
|
)
|
|
results = yield self.store.claim_e2e_one_time_keys(local_query)
|
|
|
|
json_result = {}
|
|
for user_id, device_keys in results.items():
|
|
for device_id, keys in device_keys.items():
|
|
for key_id, json_bytes in keys.items():
|
|
json_result.setdefault(user_id, {})[device_id] = {
|
|
key_id: json.loads(json_bytes)
|
|
}
|
|
|
|
for destination, device_keys in remote_queries.items():
|
|
remote_result = yield self.federation.claim_client_keys(
|
|
destination, {"one_time_keys": device_keys}
|
|
)
|
|
for user_id, keys in remote_result["one_time_keys"].items():
|
|
if user_id in device_keys:
|
|
json_result[user_id] = keys
|
|
|
|
defer.returnValue((200, {"one_time_keys": json_result}))
|
|
|
|
|
|
def register_servlets(hs, http_server):
|
|
KeyUploadServlet(hs).register(http_server)
|
|
KeyQueryServlet(hs).register(http_server)
|
|
OneTimeKeyServlet(hs).register(http_server)
|