Mirrors
/
synapse
mirror of https://github.com/element-hq/synapse.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

Support MSC3814: Dehydrated Devices (#15929) 

Signed-off-by: Nicolas Werner <n.werner@famedly.com>
Co-authored-by: Nicolas Werner <n.werner@famedly.com>
Co-authored-by: Nicolas Werner <89468146+nico-famedly@users.noreply.github.com>
Co-authored-by: Hubert Chathi <hubert@uhoreg.ca>
This commit is contained in:
Shay 2023-07-24 08:23:19 -07:00 committed by GitHub
parent 05f8dada8b
commit 641ff9ef7e
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
7 changed files with 603 additions and 12 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
changelog.d/15929.feature Normal file
View File

@ -0,0 +1 @@
Implement [MSC3814](https://github.com/matrix-org/matrix-spec-proposals/pull/3814), dehydrated devices v2/shrivelled sessions and move [MSC2697](https://github.com/matrix-org/matrix-spec-proposals/pull/2697) behind a config flag. Contributed by Nico from Famedly and H-Shay.

21
synapse/config/experimental.py
View File

@ -247,6 +247,27 @@ class ExperimentalConfig(Config):
# MSC3026 (busy presence state)
self.msc3026_enabled: bool = experimental.get("msc3026_enabled", False)
# MSC2697 (device dehydration)
# Enabled by default since this option was added after adding the feature.
# It is not recommended that both MSC2697 and MSC3814 both be enabled at
# once.
self.msc2697_enabled: bool = experimental.get("msc2697_enabled", True)
# MSC3814 (dehydrated devices with SSSS)
# This is an alternative method to achieve the same goals as MSC2697.
# It is not recommended that both MSC2697 and MSC3814 both be enabled at
# once.
self.msc3814_enabled: bool = experimental.get("msc3814_enabled", False)
if self.msc2697_enabled and self.msc3814_enabled:
raise ConfigError(
"MSC2697 and MSC3814 should not both be enabled.",
(
"experimental_features",
"msc3814_enabled",
),
)
# MSC3244 (room version capabilities)
self.msc3244_enabled: bool = experimental.get("msc3244_enabled", True)

4
synapse/handlers/device.py
View File

@ -653,6 +653,7 @@ class DeviceHandler(DeviceWorkerHandler):
async def store_dehydrated_device(
self,
user_id: str,
device_id: Optional[str],
device_data: JsonDict,
initial_device_display_name: Optional[str] = None,
) -> str:
@ -661,6 +662,7 @@ class DeviceHandler(DeviceWorkerHandler):
Args:
user_id: the user that we are storing the device for
device_id: device id supplied by client
device_data: the dehydrated device information
initial_device_display_name: The display name to use for the device
Returns:
@ -668,7 +670,7 @@ class DeviceHandler(DeviceWorkerHandler):
"""
device_id = await self.check_device_registered(
user_id,
None,
device_id,
initial_device_display_name,
)
old_device_id = await self.store.store_dehydrated_device(

108
synapse/handlers/devicemessage.py
View File

@ -13,10 +13,11 @@
# limitations under the License.
import logging
from typing import TYPE_CHECKING, Any, Dict
from http import HTTPStatus
from typing import TYPE_CHECKING, Any, Dict, Optional
from synapse.api.constants import EduTypes, EventContentFields, ToDeviceEventTypes
from synapse.api.errors import SynapseError
from synapse.api.errors import Codes, SynapseError
from synapse.api.ratelimiting import Ratelimiter
from synapse.logging.context import run_in_background
from synapse.logging.opentracing import (
@ -48,6 +49,9 @@ class DeviceMessageHandler:
self.store = hs.get_datastores().main
self.notifier = hs.get_notifier()
self.is_mine = hs.is_mine
if hs.config.experimental.msc3814_enabled:
self.event_sources = hs.get_event_sources()
self.device_handler = hs.get_device_handler()
# We only need to poke the federation sender explicitly if its on the
# same instance. Other federation sender instances will get notified by
@ -303,3 +307,103 @@ class DeviceMessageHandler:
# Enqueue a new federation transaction to send the new
# device messages to each remote destination.
self.federation_sender.send_device_messages(destination)
async def get_events_for_dehydrated_device(
self,
requester: Requester,
device_id: str,
since_token: Optional[str],
limit: int,
) -> JsonDict:
"""Fetches up to `limit` events sent to `device_id` starting from `since_token`
and returns the new since token. If there are no more messages, returns an empty
array.
Args:
requester: the user requesting the messages
device_id: ID of the dehydrated device
since_token: stream id to start from when fetching messages
limit: the number of messages to fetch
Returns:
A dict containing the to-device messages, as well as a token that the client
can provide in the next call to fetch the next batch of messages
"""
user_id = requester.user.to_string()
# only allow fetching messages for the dehydrated device id currently associated
# with the user
dehydrated_device = await self.device_handler.get_dehydrated_device(user_id)
if dehydrated_device is None:
raise SynapseError(
HTTPStatus.FORBIDDEN,
"No dehydrated device exists",
Codes.FORBIDDEN,
)
dehydrated_device_id, _ = dehydrated_device
if device_id != dehydrated_device_id:
raise SynapseError(
HTTPStatus.FORBIDDEN,
"You may only fetch messages for your dehydrated device",
Codes.FORBIDDEN,
)
since_stream_id = 0
if since_token:
if not since_token.startswith("d"):
raise SynapseError(
HTTPStatus.BAD_REQUEST,
"from parameter %r has an invalid format" % (since_token,),
errcode=Codes.INVALID_PARAM,
)
try:
since_stream_id = int(since_token[1:])
except Exception:
raise SynapseError(
HTTPStatus.BAD_REQUEST,
"from parameter %r has an invalid format" % (since_token,),
errcode=Codes.INVALID_PARAM,
)
# if we have a since token, delete any to-device messages before that token
# (since we now know that the device has received them)
deleted = await self.store.delete_messages_for_device(
user_id, device_id, since_stream_id
)
logger.debug(
"Deleted %d to-device messages up to %d for user_id %s device_id %s",
deleted,
since_stream_id,
user_id,
device_id,
)
to_token = self.event_sources.get_current_token().to_device_key
messages, stream_id = await self.store.get_messages_for_device(
user_id, device_id, since_stream_id, to_token, limit
)
for message in messages:
# Remove the message id before sending to client
message_id = message.pop("message_id", None)
if message_id:
set_tag(SynapseTags.TO_DEVICE_EDU_ID, message_id)
logger.debug(
"Returning %d to-device messages between %d and %d (current token: %d) for "
"dehydrated device %s, user_id %s",
len(messages),
since_stream_id,
stream_id,
to_token,
device_id,
user_id,
)
return {
"events": messages,
"next_batch": f"d{stream_id}",
}

230
synapse/rest/client/devices.py
View File

@ -14,19 +14,22 @@
# limitations under the License.
import logging
from http import HTTPStatus
from typing import TYPE_CHECKING, List, Optional, Tuple
from pydantic import Extra, StrictStr
from synapse.api import errors
from synapse.api.errors import NotFoundError, UnrecognizedRequestError
from synapse.api.errors import NotFoundError, SynapseError, UnrecognizedRequestError
from synapse.handlers.device import DeviceHandler
from synapse.http.server import HttpServer
from synapse.http.servlet import (
RestServlet,
parse_and_validate_json_object_from_request,
parse_integer,
)
from synapse.http.site import SynapseRequest
from synapse.replication.http.devices import ReplicationUploadKeysForUserRestServlet
from synapse.rest.client._base import client_patterns, interactive_auth_handler
from synapse.rest.client.models import AuthenticationData
from synapse.rest.models import RequestBodyModel
@ -229,6 +232,8 @@ class DehydratedDeviceDataModel(RequestBodyModel):
class DehydratedDeviceServlet(RestServlet):
"""Retrieve or store a dehydrated device.
Implements either MSC2697 or MSC3814.
GET /org.matrix.msc2697.v2/dehydrated_device
HTTP/1.1 200 OK
@ -261,9 +266,7 @@ class DehydratedDeviceServlet(RestServlet):
"""
PATTERNS = client_patterns("/org.matrix.msc2697.v2/dehydrated_device$", releases=())
def __init__(self, hs: "HomeServer"):
def __init__(self, hs: "HomeServer", msc2697: bool = True):
super().__init__()
self.hs = hs
self.auth = hs.get_auth()
@ -271,6 +274,13 @@ class DehydratedDeviceServlet(RestServlet):
assert isinstance(handler, DeviceHandler)
self.device_handler = handler
self.PATTERNS = client_patterns(
"/org.matrix.msc2697.v2/dehydrated_device$"
if msc2697
else "/org.matrix.msc3814.v1/dehydrated_device$",
releases=(),
)
async def on_GET(self, request: SynapseRequest) -> Tuple[int, JsonDict]:
requester = await self.auth.get_user_by_req(request)
dehydrated_device = await self.device_handler.get_dehydrated_device(
@ -293,6 +303,7 @@ class DehydratedDeviceServlet(RestServlet):
device_id = await self.device_handler.store_dehydrated_device(
requester.user.to_string(),
None,
submission.device_data.dict(),
submission.initial_device_display_name,
)
@ -347,6 +358,210 @@ class ClaimDehydratedDeviceServlet(RestServlet):
return 200, result
class DehydratedDeviceEventsServlet(RestServlet):
PATTERNS = client_patterns(
"/org.matrix.msc3814.v1/dehydrated_device/(?P<device_id>[^/]*)/events$",
releases=(),
)
def __init__(self, hs: "HomeServer"):
super().__init__()
self.message_handler = hs.get_device_message_handler()
self.auth = hs.get_auth()
self.store = hs.get_datastores().main
class PostBody(RequestBodyModel):
next_batch: Optional[StrictStr]
async def on_POST(
self, request: SynapseRequest, device_id: str
) -> Tuple[int, JsonDict]:
requester = await self.auth.get_user_by_req(request)
next_batch = parse_and_validate_json_object_from_request(
request, self.PostBody
).next_batch
limit = parse_integer(request, "limit", 100)
msgs = await self.message_handler.get_events_for_dehydrated_device(
requester=requester,
device_id=device_id,
since_token=next_batch,
limit=limit,
)
return 200, msgs
class DehydratedDeviceV2Servlet(RestServlet):
"""Upload, retrieve, or delete a dehydrated device.
GET /org.matrix.msc3814.v1/dehydrated_device
HTTP/1.1 200 OK
Content-Type: application/json
{
"device_id": "dehydrated_device_id",
"device_data": {
"algorithm": "org.matrix.msc2697.v1.dehydration.v1.olm",
"account": "dehydrated_device"
}
}
PUT /org.matrix.msc3814.v1/dehydrated_device
Content-Type: application/json
{
"device_id": "dehydrated_device_id",
"device_data": {
"algorithm": "org.matrix.msc2697.v1.dehydration.v1.olm",
"account": "dehydrated_device"
},
"device_keys": {
"user_id": "<user_id>",
"device_id": "<device_id>",
"valid_until_ts": <millisecond_timestamp>,
"algorithms": [
"m.olm.curve25519-aes-sha2",
]
"keys": {
"<algorithm>:<device_id>": "<key_base64>",
},
"signatures:" {
"<user_id>" {
"<algorithm>:<device_id>": "<signature_base64>"
}
}
},
"fallback_keys": {
"<algorithm>:<device_id>": "<key_base64>",
"signed_<algorithm>:<device_id>": {
"fallback": true,
"key": "<key_base64>",
"signatures": {
"<user_id>": {
"<algorithm>:<device_id>": "<key_base64>"
}
}
}
}
"one_time_keys": {
"<algorithm>:<key_id>": "<key_base64>"
},
}
HTTP/1.1 200 OK
Content-Type: application/json
{
"device_id": "dehydrated_device_id"
}
DELETE /org.matrix.msc3814.v1/dehydrated_device
HTTP/1.1 200 OK
Content-Type: application/json
{
"device_id": "dehydrated_device_id",
}
"""
PATTERNS = [
*client_patterns("/org.matrix.msc3814.v1/dehydrated_device$", releases=()),
]
def __init__(self, hs: "HomeServer"):
super().__init__()
self.hs = hs
self.auth = hs.get_auth()
handler = hs.get_device_handler()
assert isinstance(handler, DeviceHandler)
self.e2e_keys_handler = hs.get_e2e_keys_handler()
self.device_handler = handler
if hs.config.worker.worker_app is None:
# if main process
self.key_uploader = self.e2e_keys_handler.upload_keys_for_user
else:
# then a worker
self.key_uploader = ReplicationUploadKeysForUserRestServlet.make_client(hs)
async def on_GET(self, request: SynapseRequest) -> Tuple[int, JsonDict]:
requester = await self.auth.get_user_by_req(request)
dehydrated_device = await self.device_handler.get_dehydrated_device(
requester.user.to_string()
)
if dehydrated_device is not None:
(device_id, device_data) = dehydrated_device
result = {"device_id": device_id, "device_data": device_data}
return 200, result
else:
raise errors.NotFoundError("No dehydrated device available")
async def on_DELETE(self, request: SynapseRequest) -> Tuple[int, JsonDict]:
requester = await self.auth.get_user_by_req(request)
dehydrated_device = await self.device_handler.get_dehydrated_device(
requester.user.to_string()
)
if dehydrated_device is not None:
(device_id, device_data) = dehydrated_device
result = await self.device_handler.rehydrate_device(
requester.user.to_string(),
self.auth.get_access_token_from_request(request),
device_id,
)
result = {"device_id": device_id}
return 200, result
else:
raise errors.NotFoundError("No dehydrated device available")
class PutBody(RequestBodyModel):
device_data: DehydratedDeviceDataModel
device_id: StrictStr
initial_device_display_name: Optional[StrictStr]
class Config:
extra = Extra.allow
async def on_PUT(self, request: SynapseRequest) -> Tuple[int, JsonDict]:
submission = parse_and_validate_json_object_from_request(request, self.PutBody)
requester = await self.auth.get_user_by_req(request)
user_id = requester.user.to_string()
device_info = submission.dict()
if "device_keys" not in device_info.keys():
raise SynapseError(
HTTPStatus.BAD_REQUEST,
"Device key(s) not found, these must be provided.",
)
# TODO: Those two operations, creating a device and storing the
# device's keys should be atomic.
device_id = await self.device_handler.store_dehydrated_device(
requester.user.to_string(),
submission.device_id,
submission.device_data.dict(),
submission.initial_device_display_name,
)
# TODO: Do we need to do something with the result here?
await self.key_uploader(
user_id=user_id, device_id=submission.device_id, keys=submission.dict()
)
return 200, {"device_id": device_id}
def register_servlets(hs: "HomeServer", http_server: HttpServer) -> None:
if (
hs.config.worker.worker_app is None
@ -354,7 +569,12 @@ def register_servlets(hs: "HomeServer", http_server: HttpServer) -> None:
):
DeleteDevicesRestServlet(hs).register(http_server)
DevicesRestServlet(hs).register(http_server)
if hs.config.worker.worker_app is None:
DeviceRestServlet(hs).register(http_server)
DehydratedDeviceServlet(hs).register(http_server)
if hs.config.experimental.msc2697_enabled:
DehydratedDeviceServlet(hs, msc2697=True).register(http_server)
ClaimDehydratedDeviceServlet(hs).register(http_server)
if hs.config.experimental.msc3814_enabled:
DehydratedDeviceV2Servlet(hs).register(http_server)
DehydratedDeviceEventsServlet(hs).register(http_server)

99
tests/handlers/test_device.py
View File

@ -17,15 +17,18 @@
from typing import Optional
from unittest import mock
from twisted.internet.defer import ensureDeferred
from twisted.test.proto_helpers import MemoryReactor
from synapse.api.constants import RoomEncryptionAlgorithms
from synapse.api.errors import NotFoundError, SynapseError
from synapse.appservice import ApplicationService
from synapse.handlers.device import MAX_DEVICE_DISPLAY_NAME_LEN, DeviceHandler
from synapse.rest import admin
from synapse.rest.client import devices, login, register
from synapse.server import HomeServer
from synapse.storage.databases.main.appservice import _make_exclusive_regex
from synapse.types import JsonDict
from synapse.types import JsonDict, create_requester
from synapse.util import Clock
from tests import unittest
@ -399,11 +402,19 @@ class DeviceTestCase(unittest.HomeserverTestCase):
class DehydrationTestCase(unittest.HomeserverTestCase):
servlets = [
admin.register_servlets_for_client_rest_resource,
login.register_servlets,
register.register_servlets,
devices.register_servlets,
]
def make_homeserver(self, reactor: MemoryReactor, clock: Clock) -> HomeServer:
hs = self.setup_test_homeserver("server")
handler = hs.get_device_handler()
assert isinstance(handler, DeviceHandler)
self.handler = handler
self.message_handler = hs.get_device_message_handler()
self.registration = hs.get_registration_handler()
self.auth = hs.get_auth()
self.store = hs.get_datastores().main
@ -418,6 +429,7 @@ class DehydrationTestCase(unittest.HomeserverTestCase):
stored_dehydrated_device_id = self.get_success(
self.handler.store_dehydrated_device(
user_id=user_id,
device_id=None,
device_data={"device_data": {"foo": "bar"}},
initial_device_display_name="dehydrated device",
)
@ -481,3 +493,88 @@ class DehydrationTestCase(unittest.HomeserverTestCase):
ret = self.get_success(self.handler.get_dehydrated_device(user_id=user_id))
self.assertIsNone(ret)
@unittest.override_config(
{"experimental_features": {"msc2697_enabled": False, "msc3814_enabled": True}}
)
def test_dehydrate_v2_and_fetch_events(self) -> None:
user_id = "@boris:server"
self.get_success(self.store.register_user(user_id, "foobar"))
# First check if we can store and fetch a dehydrated device
stored_dehydrated_device_id = self.get_success(
self.handler.store_dehydrated_device(
user_id=user_id,
device_id=None,
device_data={"device_data": {"foo": "bar"}},
initial_device_display_name="dehydrated device",
)
)
device_info = self.get_success(
self.handler.get_dehydrated_device(user_id=user_id)
)
assert device_info is not None
retrieved_device_id, device_data = device_info
self.assertEqual(retrieved_device_id, stored_dehydrated_device_id)
self.assertEqual(device_data, {"device_data": {"foo": "bar"}})
# Create a new login for the user
device_id, access_token, _expiration_time, _refresh_token = self.get_success(
self.registration.register_device(
user_id=user_id,
device_id=None,
initial_display_name="new device",
)
)
requester = create_requester(user_id, device_id=device_id)
# Fetching messages for a non-existing device should return an error
self.get_failure(
self.message_handler.get_events_for_dehydrated_device(
requester=requester,
device_id="not the right device ID",
since_token=None,
limit=10,
),
SynapseError,
)
# Send a message to the dehydrated device
ensureDeferred(
self.message_handler.send_device_message(
requester=requester,
message_type="test.message",
messages={user_id: {stored_dehydrated_device_id: {"body": "foo"}}},
)
)
self.pump()
# Fetch the message of the dehydrated device
res = self.get_success(
self.message_handler.get_events_for_dehydrated_device(
requester=requester,
device_id=stored_dehydrated_device_id,
since_token=None,
limit=10,
)
)
self.assertTrue(len(res["next_batch"]) > 1)
self.assertEqual(len(res["events"]), 1)
self.assertEqual(res["events"][0]["content"]["body"], "foo")
# Fetch the message of the dehydrated device again, which should return nothing
# and delete the old messages
res = self.get_success(
self.message_handler.get_events_for_dehydrated_device(
requester=requester,
device_id=stored_dehydrated_device_id,
since_token=res["next_batch"],
limit=10,
)
)
self.assertTrue(len(res["next_batch"]) > 1)
self.assertEqual(len(res["events"]), 0)

150
tests/rest/client/test_devices.py
View File

@ -13,12 +13,14 @@
# limitations under the License.
from http import HTTPStatus
from twisted.internet.defer import ensureDeferred
from twisted.test.proto_helpers import MemoryReactor
from synapse.api.errors import NotFoundError
from synapse.rest import admin, devices, room, sync
from synapse.rest.client import account, login, register
from synapse.rest.client import account, keys, login, register
from synapse.server import HomeServer
from synapse.types import JsonDict, create_requester
from synapse.util import Clock
from tests import unittest
@ -208,8 +210,13 @@ class DehydratedDeviceTestCase(unittest.HomeserverTestCase):
login.register_servlets,
register.register_servlets,
devices.register_servlets,
keys.register_servlets,
]
def prepare(self, reactor: MemoryReactor, clock: Clock, hs: HomeServer) -> None:
self.registration = hs.get_registration_handler()
self.message_handler = hs.get_device_message_handler()
def test_PUT(self) -> None:
"""Sanity-check that we can PUT a dehydrated device.
@ -226,7 +233,21 @@ class DehydratedDeviceTestCase(unittest.HomeserverTestCase):
"device_data": {
"algorithm": "org.matrix.msc2697.v1.dehydration.v1.olm",
"account": "dehydrated_device",
}
},
"device_keys": {
"user_id": "@alice:test",
"device_id": "device1",
"valid_until_ts": "80",
"algorithms": [
"m.olm.curve25519-aes-sha2",
],
"keys": {
"<algorithm>:<device_id>": "<key_base64>",
},
"signatures": {
"<user_id>": {"<algorithm>:<device_id>": "<signature_base64>"}
},
},
},
access_token=token,
shorthand=False,
@ -234,3 +255,128 @@ class DehydratedDeviceTestCase(unittest.HomeserverTestCase):
self.assertEqual(channel.code, HTTPStatus.OK, channel.json_body)
device_id = channel.json_body.get("device_id")
self.assertIsInstance(device_id, str)
@unittest.override_config(
{"experimental_features": {"msc2697_enabled": False, "msc3814_enabled": True}}
)
def test_dehydrate_msc3814(self) -> None:
user = self.register_user("mikey", "pass")
token = self.login(user, "pass", device_id="device1")
content: JsonDict = {
"device_data": {
"algorithm": "m.dehydration.v1.olm",
},
"device_id": "device1",
"initial_device_display_name": "foo bar",
"device_keys": {
"user_id": "@mikey:test",
"device_id": "device1",
"valid_until_ts": "80",
"algorithms": [
"m.olm.curve25519-aes-sha2",
],
"keys": {
"<algorithm>:<device_id>": "<key_base64>",
},
"signatures": {
"<user_id>": {"<algorithm>:<device_id>": "<signature_base64>"}
},
},
}
channel = self.make_request(
"PUT",
"_matrix/client/unstable/org.matrix.msc3814.v1/dehydrated_device",
content=content,
access_token=token,
shorthand=False,
)
self.assertEqual(channel.code, 200)
device_id = channel.json_body.get("device_id")
assert device_id is not None
self.assertIsInstance(device_id, str)
self.assertEqual("device1", device_id)
# test that we can now GET the dehydrated device info
channel = self.make_request(
"GET",
"_matrix/client/unstable/org.matrix.msc3814.v1/dehydrated_device",
access_token=token,
shorthand=False,
)
self.assertEqual(channel.code, 200)
returned_device_id = channel.json_body.get("device_id")
self.assertEqual(returned_device_id, device_id)
device_data = channel.json_body.get("device_data")
expected_device_data = {
"algorithm": "m.dehydration.v1.olm",
}
self.assertEqual(device_data, expected_device_data)
# create another device for the user
(
new_device_id,
_,
_,
_,
) = self.get_success(
self.registration.register_device(
user_id=user,
device_id=None,
initial_display_name="new device",
)
)
requester = create_requester(user, device_id=new_device_id)
# Send a message to the dehydrated device
ensureDeferred(
self.message_handler.send_device_message(
requester=requester,
message_type="test.message",
messages={user: {device_id: {"body": "test_message"}}},
)
)
self.pump()
# make sure we can fetch the message with our dehydrated device id
channel = self.make_request(
"POST",
f"_matrix/client/unstable/org.matrix.msc3814.v1/dehydrated_device/{device_id}/events",
content={},
access_token=token,
shorthand=False,
)
self.assertEqual(channel.code, 200)
expected_content = {"body": "test_message"}
self.assertEqual(channel.json_body["events"][0]["content"], expected_content)
next_batch_token = channel.json_body.get("next_batch")
# fetch messages again and make sure that the message was deleted and we are returned an
# empty array
content = {"next_batch": next_batch_token}
channel = self.make_request(
"POST",
f"_matrix/client/unstable/org.matrix.msc3814.v1/dehydrated_device/{device_id}/events",
content=content,
access_token=token,
shorthand=False,
)
self.assertEqual(channel.code, 200)
self.assertEqual(channel.json_body["events"], [])
# make sure we can delete the dehydrated device
channel = self.make_request(
"DELETE",
"_matrix/client/unstable/org.matrix.msc3814.v1/dehydrated_device",
access_token=token,
shorthand=False,
)
self.assertEqual(channel.code, 200)
# ...and after deleting it is no longer available
channel = self.make_request(
"GET",
"_matrix/client/unstable/org.matrix.msc3814.v1/dehydrated_device",
access_token=token,
shorthand=False,
)
self.assertEqual(channel.code, 404)