synapse-product/synapse/replication/http/devices.py
Patrick Cloke 6d47b7e325
Add a type hint for get_device_handler() and fix incorrect types. (#14055)
This was the last untyped handler from the HomeServer object. Since
it was being treated as Any (and thus unchecked) it was being used
incorrectly in a few places.
2022-11-22 14:08:04 -05:00

155 lines
4.6 KiB
Python

# Copyright 2018 New Vector 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.
import logging
from typing import TYPE_CHECKING, Optional, Tuple
from twisted.web.server import Request
from synapse.http.server import HttpServer
from synapse.http.servlet import parse_json_object_from_request
from synapse.replication.http._base import ReplicationEndpoint
from synapse.types import JsonDict
if TYPE_CHECKING:
from synapse.server import HomeServer
logger = logging.getLogger(__name__)
class ReplicationUserDevicesResyncRestServlet(ReplicationEndpoint):
"""Ask master to resync the device list for a user by contacting their
server.
This must happen on master so that the results can be correctly cached in
the database and streamed to workers.
Request format:
POST /_synapse/replication/user_device_resync/:user_id
{}
Response is equivalent to ` /_matrix/federation/v1/user/devices/:user_id`
response, e.g.:
{
"user_id": "@alice:example.org",
"devices": [
{
"device_id": "JLAFKJWSCS",
"keys": { ... },
"device_display_name": "Alice's Mobile Phone"
}
]
}
"""
NAME = "user_device_resync"
PATH_ARGS = ("user_id",)
CACHE = False
def __init__(self, hs: "HomeServer"):
super().__init__(hs)
from synapse.handlers.device import DeviceHandler
handler = hs.get_device_handler()
assert isinstance(handler, DeviceHandler)
self.device_list_updater = handler.device_list_updater
self.store = hs.get_datastores().main
self.clock = hs.get_clock()
@staticmethod
async def _serialize_payload(user_id: str) -> JsonDict: # type: ignore[override]
return {}
async def _handle_request( # type: ignore[override]
self, request: Request, user_id: str
) -> Tuple[int, Optional[JsonDict]]:
user_devices = await self.device_list_updater.user_device_resync(user_id)
return 200, user_devices
class ReplicationUploadKeysForUserRestServlet(ReplicationEndpoint):
"""Ask master to upload keys for the user and send them out over federation to
update other servers.
For now, only the master is permitted to handle key upload requests;
any worker can handle key query requests (since they're read-only).
Calls to e2e_keys_handler.upload_keys_for_user(user_id, device_id, keys) on
the main process to accomplish this.
Defined in https://spec.matrix.org/v1.4/client-server-api/#post_matrixclientv3keysupload
Request format(borrowed and expanded from KeyUploadServlet):
POST /_synapse/replication/upload_keys_for_user
{
"user_id": "<user_id>",
"device_id": "<device_id>",
"keys": {
....this part can be found in KeyUploadServlet in rest/client/keys.py....
}
}
Response is equivalent to ` /_matrix/client/v3/keys/upload` found in KeyUploadServlet
"""
NAME = "upload_keys_for_user"
PATH_ARGS = ()
CACHE = False
def __init__(self, hs: "HomeServer"):
super().__init__(hs)
self.e2e_keys_handler = hs.get_e2e_keys_handler()
self.store = hs.get_datastores().main
self.clock = hs.get_clock()
@staticmethod
async def _serialize_payload( # type: ignore[override]
user_id: str, device_id: str, keys: JsonDict
) -> JsonDict:
return {
"user_id": user_id,
"device_id": device_id,
"keys": keys,
}
async def _handle_request( # type: ignore[override]
self, request: Request
) -> Tuple[int, JsonDict]:
content = parse_json_object_from_request(request)
user_id = content["user_id"]
device_id = content["device_id"]
keys = content["keys"]
results = await self.e2e_keys_handler.upload_keys_for_user(
user_id, device_id, keys
)
return 200, results
def register_servlets(hs: "HomeServer", http_server: HttpServer) -> None:
ReplicationUserDevicesResyncRestServlet(hs).register(http_server)
ReplicationUploadKeysForUserRestServlet(hs).register(http_server)