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Merge pull request #6196 from matrix-org/erikj/await 

Move rest/admin to use async/await.
This commit is contained in:
Erik Johnston 2019-10-18 11:53:02 +02:00 committed by GitHub
parent dc4bec885d 2e97a4c197
commit d98029ea89
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GPG Key ID: 4AEE18F83AFDEB23
7 changed files with 114 additions and 114 deletions
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1
changelog.d/6196.misc Normal file
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@ -0,0 +1 @@
Port synapse.rest.admin module to use async/await.

130
synapse/rest/admin/__init__.py
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@ -23,8 +23,6 @@ import re
from six import text_type
from six.moves import http_client
from twisted.internet import defer
import synapse
from synapse.api.constants import Membership, UserTypes
from synapse.api.errors import Codes, NotFoundError, SynapseError
@ -46,6 +44,7 @@ from synapse.rest.admin.purge_room_servlet import PurgeRoomServlet
from synapse.rest.admin.server_notice_servlet import SendServerNoticeServlet
from synapse.rest.admin.users import UserAdminServlet
from synapse.types import UserID, create_requester
from synapse.util.async_helpers import maybe_awaitable
from synapse.util.versionstring import get_version_string
logger = logging.getLogger(__name__)
@ -59,15 +58,14 @@ class UsersRestServlet(RestServlet):
self.auth = hs.get_auth()
self.handlers = hs.get_handlers()
@defer.inlineCallbacks
def on_GET(self, request, user_id):
async def on_GET(self, request, user_id):
target_user = UserID.from_string(user_id)
yield assert_requester_is_admin(self.auth, request)
await assert_requester_is_admin(self.auth, request)
if not self.hs.is_mine(target_user):
raise SynapseError(400, "Can only users a local user")
ret = yield self.handlers.admin_handler.get_users()
ret = await self.handlers.admin_handler.get_users()
return 200, ret
@ -122,8 +120,7 @@ class UserRegisterServlet(RestServlet):
self.nonces[nonce] = int(self.reactor.seconds())
return 200, {"nonce": nonce}
@defer.inlineCallbacks
def on_POST(self, request):
async def on_POST(self, request):
self._clear_old_nonces()
if not self.hs.config.registration_shared_secret:
@ -204,14 +201,14 @@ class UserRegisterServlet(RestServlet):
register = RegisterRestServlet(self.hs)
user_id = yield register.registration_handler.register_user(
user_id = await register.registration_handler.register_user(
localpart=body["username"].lower(),
password=body["password"],
admin=bool(admin),
user_type=user_type,
)
result = yield register._create_registration_details(user_id, body)
result = await register._create_registration_details(user_id, body)
return 200, result
@ -223,19 +220,18 @@ class WhoisRestServlet(RestServlet):
self.auth = hs.get_auth()
self.handlers = hs.get_handlers()
@defer.inlineCallbacks
def on_GET(self, request, user_id):
async def on_GET(self, request, user_id):
target_user = UserID.from_string(user_id)
requester = yield self.auth.get_user_by_req(request)
requester = await self.auth.get_user_by_req(request)
auth_user = requester.user
if target_user != auth_user:
yield assert_user_is_admin(self.auth, auth_user)
await assert_user_is_admin(self.auth, auth_user)
if not self.hs.is_mine(target_user):
raise SynapseError(400, "Can only whois a local user")
ret = yield self.handlers.admin_handler.get_whois(target_user)
ret = await self.handlers.admin_handler.get_whois(target_user)
return 200, ret
@ -255,9 +251,8 @@ class PurgeHistoryRestServlet(RestServlet):
self.store = hs.get_datastore()
self.auth = hs.get_auth()
@defer.inlineCallbacks
def on_POST(self, request, room_id, event_id):
yield assert_requester_is_admin(self.auth, request)
async def on_POST(self, request, room_id, event_id):
await assert_requester_is_admin(self.auth, request)
body = parse_json_object_from_request(request, allow_empty_body=True)
@ -270,12 +265,12 @@ class PurgeHistoryRestServlet(RestServlet):
event_id = body.get("purge_up_to_event_id")
if event_id is not None:
event = yield self.store.get_event(event_id)
event = await self.store.get_event(event_id)
if event.room_id != room_id:
raise SynapseError(400, "Event is for wrong room.")
token = yield self.store.get_topological_token_for_event(event_id)
token = await self.store.get_topological_token_for_event(event_id)
logger.info("[purge] purging up to token %s (event_id %s)", token, event_id)
elif "purge_up_to_ts" in body:
@ -285,12 +280,10 @@ class PurgeHistoryRestServlet(RestServlet):
400, "purge_up_to_ts must be an int", errcode=Codes.BAD_JSON
)
stream_ordering = (yield self.store.find_first_stream_ordering_after_ts(ts))
stream_ordering = await self.store.find_first_stream_ordering_after_ts(ts)
r = (
yield self.store.get_room_event_after_stream_ordering(
room_id, stream_ordering
)
r = await self.store.get_room_event_after_stream_ordering(
room_id, stream_ordering
)
if not r:
logger.warn(
@ -318,7 +311,7 @@ class PurgeHistoryRestServlet(RestServlet):
errcode=Codes.BAD_JSON,
)
purge_id = yield self.pagination_handler.start_purge_history(
purge_id = self.pagination_handler.start_purge_history(
room_id, token, delete_local_events=delete_local_events
)
@ -339,9 +332,8 @@ class PurgeHistoryStatusRestServlet(RestServlet):
self.pagination_handler = hs.get_pagination_handler()
self.auth = hs.get_auth()
@defer.inlineCallbacks
def on_GET(self, request, purge_id):
yield assert_requester_is_admin(self.auth, request)
async def on_GET(self, request, purge_id):
await assert_requester_is_admin(self.auth, request)
purge_status = self.pagination_handler.get_purge_status(purge_id)
if purge_status is None:
@ -357,9 +349,8 @@ class DeactivateAccountRestServlet(RestServlet):
self._deactivate_account_handler = hs.get_deactivate_account_handler()
self.auth = hs.get_auth()
@defer.inlineCallbacks
def on_POST(self, request, target_user_id):
yield assert_requester_is_admin(self.auth, request)
async def on_POST(self, request, target_user_id):
await assert_requester_is_admin(self.auth, request)
body = parse_json_object_from_request(request, allow_empty_body=True)
erase = body.get("erase", False)
if not isinstance(erase, bool):
@ -371,7 +362,7 @@ class DeactivateAccountRestServlet(RestServlet):
UserID.from_string(target_user_id)
result = yield self._deactivate_account_handler.deactivate_account(
result = await self._deactivate_account_handler.deactivate_account(
target_user_id, erase
)
if result:
@ -405,10 +396,9 @@ class ShutdownRoomRestServlet(RestServlet):
self.room_member_handler = hs.get_room_member_handler()
self.auth = hs.get_auth()
@defer.inlineCallbacks
def on_POST(self, request, room_id):
requester = yield self.auth.get_user_by_req(request)
yield assert_user_is_admin(self.auth, requester.user)
async def on_POST(self, request, room_id):
requester = await self.auth.get_user_by_req(request)
await assert_user_is_admin(self.auth, requester.user)
content = parse_json_object_from_request(request)
assert_params_in_dict(content, ["new_room_user_id"])
@ -419,7 +409,7 @@ class ShutdownRoomRestServlet(RestServlet):
message = content.get("message", self.DEFAULT_MESSAGE)
room_name = content.get("room_name", "Content Violation Notification")
info = yield self._room_creation_handler.create_room(
info = await self._room_creation_handler.create_room(
room_creator_requester,
config={
"preset": "public_chat",
@ -438,9 +428,9 @@ class ShutdownRoomRestServlet(RestServlet):
# This will work even if the room is already blocked, but that is
# desirable in case the first attempt at blocking the room failed below.
yield self.store.block_room(room_id, requester_user_id)
await self.store.block_room(room_id, requester_user_id)
users = yield self.state.get_current_users_in_room(room_id)
users = await self.state.get_current_users_in_room(room_id)
kicked_users = []
failed_to_kick_users = []
for user_id in users:
@ -451,7 +441,7 @@ class ShutdownRoomRestServlet(RestServlet):
try:
target_requester = create_requester(user_id)
yield self.room_member_handler.update_membership(
await self.room_member_handler.update_membership(
requester=target_requester,
target=target_requester.user,
room_id=room_id,
@ -461,9 +451,9 @@ class ShutdownRoomRestServlet(RestServlet):
require_consent=False,
)
yield self.room_member_handler.forget(target_requester.user, room_id)
await self.room_member_handler.forget(target_requester.user, room_id)
yield self.room_member_handler.update_membership(
await self.room_member_handler.update_membership(
requester=target_requester,
target=target_requester.user,
room_id=new_room_id,
@ -480,7 +470,7 @@ class ShutdownRoomRestServlet(RestServlet):
)
failed_to_kick_users.append(user_id)
yield self.event_creation_handler.create_and_send_nonmember_event(
await self.event_creation_handler.create_and_send_nonmember_event(
room_creator_requester,
{
"type": "m.room.message",
@ -491,9 +481,11 @@ class ShutdownRoomRestServlet(RestServlet):
ratelimit=False,
)
aliases_for_room = yield self.store.get_aliases_for_room(room_id)
aliases_for_room = await maybe_awaitable(
self.store.get_aliases_for_room(room_id)
)
yield self.store.update_aliases_for_room(
await self.store.update_aliases_for_room(
room_id, new_room_id, requester_user_id
)
@ -532,13 +524,12 @@ class ResetPasswordRestServlet(RestServlet):
self.auth = hs.get_auth()
self._set_password_handler = hs.get_set_password_handler()
@defer.inlineCallbacks
def on_POST(self, request, target_user_id):
async def on_POST(self, request, target_user_id):
"""Post request to allow an administrator reset password for a user.
This needs user to have administrator access in Synapse.
"""
requester = yield self.auth.get_user_by_req(request)
yield assert_user_is_admin(self.auth, requester.user)
requester = await self.auth.get_user_by_req(request)
await assert_user_is_admin(self.auth, requester.user)
UserID.from_string(target_user_id)
@ -546,7 +537,7 @@ class ResetPasswordRestServlet(RestServlet):
assert_params_in_dict(params, ["new_password"])
new_password = params["new_password"]
yield self._set_password_handler.set_password(
await self._set_password_handler.set_password(
target_user_id, new_password, requester
)
return 200, {}
@ -572,12 +563,11 @@ class GetUsersPaginatedRestServlet(RestServlet):
self.auth = hs.get_auth()
self.handlers = hs.get_handlers()
@defer.inlineCallbacks
def on_GET(self, request, target_user_id):
async def on_GET(self, request, target_user_id):
"""Get request to get specific number of users from Synapse.
This needs user to have administrator access in Synapse.
"""
yield assert_requester_is_admin(self.auth, request)
await assert_requester_is_admin(self.auth, request)
target_user = UserID.from_string(target_user_id)
@ -590,11 +580,10 @@ class GetUsersPaginatedRestServlet(RestServlet):
logger.info("limit: %s, start: %s", limit, start)
ret = yield self.handlers.admin_handler.get_users_paginate(order, start, limit)
ret = await self.handlers.admin_handler.get_users_paginate(order, start, limit)
return 200, ret
@defer.inlineCallbacks
def on_POST(self, request, target_user_id):
async def on_POST(self, request, target_user_id):
"""Post request to get specific number of users from Synapse..
This needs user to have administrator access in Synapse.
Example:
@ -608,7 +597,7 @@ class GetUsersPaginatedRestServlet(RestServlet):
Returns:
200 OK with json object {list[dict[str, Any]], count} or empty object.
"""
yield assert_requester_is_admin(self.auth, request)
await assert_requester_is_admin(self.auth, request)
UserID.from_string(target_user_id)
order = "name" # order by name in user table
@ -618,7 +607,7 @@ class GetUsersPaginatedRestServlet(RestServlet):
start = params["start"]
logger.info("limit: %s, start: %s", limit, start)
ret = yield self.handlers.admin_handler.get_users_paginate(order, start, limit)
ret = await self.handlers.admin_handler.get_users_paginate(order, start, limit)
return 200, ret
@ -641,13 +630,12 @@ class SearchUsersRestServlet(RestServlet):
self.auth = hs.get_auth()
self.handlers = hs.get_handlers()
@defer.inlineCallbacks
def on_GET(self, request, target_user_id):
async def on_GET(self, request, target_user_id):
"""Get request to search user table for specific users according to
search term.
This needs user to have a administrator access in Synapse.
"""
yield assert_requester_is_admin(self.auth, request)
await assert_requester_is_admin(self.auth, request)
target_user = UserID.from_string(target_user_id)
@ -661,7 +649,7 @@ class SearchUsersRestServlet(RestServlet):
term = parse_string(request, "term", required=True)
logger.info("term: %s ", term)
ret = yield self.handlers.admin_handler.search_users(term)
ret = await self.handlers.admin_handler.search_users(term)
return 200, ret
@ -676,15 +664,14 @@ class DeleteGroupAdminRestServlet(RestServlet):
self.is_mine_id = hs.is_mine_id
self.auth = hs.get_auth()
@defer.inlineCallbacks
def on_POST(self, request, group_id):
requester = yield self.auth.get_user_by_req(request)
yield assert_user_is_admin(self.auth, requester.user)
async def on_POST(self, request, group_id):
requester = await self.auth.get_user_by_req(request)
await assert_user_is_admin(self.auth, requester.user)
if not self.is_mine_id(group_id):
raise SynapseError(400, "Can only delete local groups")
yield self.group_server.delete_group(group_id, requester.user.to_string())
await self.group_server.delete_group(group_id, requester.user.to_string())
return 200, {}
@ -700,16 +687,15 @@ class AccountValidityRenewServlet(RestServlet):
self.account_activity_handler = hs.get_account_validity_handler()
self.auth = hs.get_auth()
@defer.inlineCallbacks
def on_POST(self, request):
yield assert_requester_is_admin(self.auth, request)
async def on_POST(self, request):
await assert_requester_is_admin(self.auth, request)
body = parse_json_object_from_request(request)
if "user_id" not in body:
raise SynapseError(400, "Missing property 'user_id' in the request body")
expiration_ts = yield self.account_activity_handler.renew_account_for_user(
expiration_ts = await self.account_activity_handler.renew_account_for_user(
body["user_id"],
body.get("expiration_ts"),
not body.get("enable_renewal_emails", True),

14
synapse/rest/admin/_base.py
View File

@ -15,8 +15,6 @@
import re
from twisted.internet import defer
from synapse.api.errors import AuthError
@ -42,8 +40,7 @@ def historical_admin_path_patterns(path_regex):
)
@defer.inlineCallbacks
def assert_requester_is_admin(auth, request):
async def assert_requester_is_admin(auth, request):
"""Verify that the requester is an admin user
WARNING: MAKE SURE YOU YIELD ON THE RESULT!
@ -58,12 +55,11 @@ def assert_requester_is_admin(auth, request):
Raises:
AuthError if the requester is not an admin
"""
requester = yield auth.get_user_by_req(request)
yield assert_user_is_admin(auth, requester.user)
requester = await auth.get_user_by_req(request)
await assert_user_is_admin(auth, requester.user)
@defer.inlineCallbacks
def assert_user_is_admin(auth, user_id):
async def assert_user_is_admin(auth, user_id):
"""Verify that the given user is an admin user
WARNING: MAKE SURE YOU YIELD ON THE RESULT!
@ -79,6 +75,6 @@ def assert_user_is_admin(auth, user_id):
AuthError if the user is not an admin
"""
is_admin = yield auth.is_server_admin(user_id)
is_admin = await auth.is_server_admin(user_id)
if not is_admin:
raise AuthError(403, "You are not a server admin")

27
synapse/rest/admin/media.py
View File

@ -16,8 +16,6 @@
import logging
from twisted.internet import defer
from synapse.api.errors import AuthError
from synapse.http.servlet import RestServlet, parse_integer
from synapse.rest.admin._base import (
@ -40,12 +38,11 @@ class QuarantineMediaInRoom(RestServlet):
self.store = hs.get_datastore()
self.auth = hs.get_auth()
@defer.inlineCallbacks
def on_POST(self, request, room_id):
requester = yield self.auth.get_user_by_req(request)
yield assert_user_is_admin(self.auth, requester.user)
async def on_POST(self, request, room_id):
requester = await self.auth.get_user_by_req(request)
await assert_user_is_admin(self.auth, requester.user)
num_quarantined = yield self.store.quarantine_media_ids_in_room(
num_quarantined = await self.store.quarantine_media_ids_in_room(
room_id, requester.user.to_string()
)
@ -62,14 +59,13 @@ class ListMediaInRoom(RestServlet):
self.store = hs.get_datastore()
self.auth = hs.get_auth()
@defer.inlineCallbacks
def on_GET(self, request, room_id):
requester = yield self.auth.get_user_by_req(request)
is_admin = yield self.auth.is_server_admin(requester.user)
async def on_GET(self, request, room_id):
requester = await self.auth.get_user_by_req(request)
is_admin = await self.auth.is_server_admin(requester.user)
if not is_admin:
raise AuthError(403, "You are not a server admin")
local_mxcs, remote_mxcs = yield self.store.get_media_mxcs_in_room(room_id)
local_mxcs, remote_mxcs = await self.store.get_media_mxcs_in_room(room_id)
return 200, {"local": local_mxcs, "remote": remote_mxcs}
@ -81,14 +77,13 @@ class PurgeMediaCacheRestServlet(RestServlet):
self.media_repository = hs.get_media_repository()
self.auth = hs.get_auth()
@defer.inlineCallbacks
def on_POST(self, request):
yield assert_requester_is_admin(self.auth, request)
async def on_POST(self, request):
await assert_requester_is_admin(self.auth, request)
before_ts = parse_integer(request, "before_ts", required=True)
logger.info("before_ts: %r", before_ts)
ret = yield self.media_repository.delete_old_remote_media(before_ts)
ret = await self.media_repository.delete_old_remote_media(before_ts)
return 200, ret

9
synapse/rest/admin/server_notice_servlet.py
View File

@ -14,8 +14,6 @@
# limitations under the License.
import re
from twisted.internet import defer
from synapse.api.constants import EventTypes
from synapse.api.errors import SynapseError
from synapse.http.servlet import (
@ -69,9 +67,8 @@ class SendServerNoticeServlet(RestServlet):
self.__class__.__name__,
)
@defer.inlineCallbacks
def on_POST(self, request, txn_id=None):
yield assert_requester_is_admin(self.auth, request)
async def on_POST(self, request, txn_id=None):
await assert_requester_is_admin(self.auth, request)
body = parse_json_object_from_request(request)
assert_params_in_dict(body, ("user_id", "content"))
event_type = body.get("type", EventTypes.Message)
@ -85,7 +82,7 @@ class SendServerNoticeServlet(RestServlet):
if not self.hs.is_mine_id(user_id):
raise SynapseError(400, "Server notices can only be sent to local users")
event = yield self.snm.send_notice(
event = await self.snm.send_notice(
user_id=body["user_id"],
type=event_type,
state_key=state_key,

18
synapse/rest/admin/users.py
View File

@ -14,8 +14,6 @@
# limitations under the License.
import re
from twisted.internet import defer
from synapse.api.errors import SynapseError
from synapse.http.servlet import (
RestServlet,
@ -59,24 +57,22 @@ class UserAdminServlet(RestServlet):
self.auth = hs.get_auth()
self.handlers = hs.get_handlers()
@defer.inlineCallbacks
def on_GET(self, request, user_id):
yield assert_requester_is_admin(self.auth, request)
async def on_GET(self, request, user_id):
await assert_requester_is_admin(self.auth, request)
target_user = UserID.from_string(user_id)
if not self.hs.is_mine(target_user):
raise SynapseError(400, "Only local users can be admins of this homeserver")
is_admin = yield self.handlers.admin_handler.get_user_server_admin(target_user)
is_admin = await self.handlers.admin_handler.get_user_server_admin(target_user)
is_admin = bool(is_admin)
return 200, {"admin": is_admin}
@defer.inlineCallbacks
def on_PUT(self, request, user_id):
requester = yield self.auth.get_user_by_req(request)
yield assert_user_is_admin(self.auth, requester.user)
async def on_PUT(self, request, user_id):
requester = await self.auth.get_user_by_req(request)
await assert_user_is_admin(self.auth, requester.user)
auth_user = requester.user
target_user = UserID.from_string(user_id)
@ -93,7 +89,7 @@ class UserAdminServlet(RestServlet):
if target_user == auth_user and not set_admin_to:
raise SynapseError(400, "You may not demote yourself.")
yield self.handlers.admin_handler.set_user_server_admin(
await self.handlers.admin_handler.set_user_server_admin(
target_user, set_admin_to
)

29
synapse/util/async_helpers.py
View File

@ -21,6 +21,8 @@ from typing import Dict, Sequence, Set, Union
from six.moves import range
import attr
from twisted.internet import defer
from twisted.internet.defer import CancelledError
from twisted.python import failure
@ -483,3 +485,30 @@ def timeout_deferred(deferred, timeout, reactor, on_timeout_cancel=None):
deferred.addCallbacks(success_cb, failure_cb)
return new_d
@attr.s(slots=True, frozen=True)
class DoneAwaitable(object):
"""Simple awaitable that returns the provided value.
"""
value = attr.ib()
def __await__(self):
return self
def __iter__(self):
return self
def __next__(self):
raise StopIteration(self.value)
def maybe_awaitable(value):
"""Convert a value to an awaitable if not already an awaitable.
"""
if hasattr(value, "__await__"):
return value
return DoneAwaitable(value)