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Port some admin handlers to async/await (#6559)

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Erik Johnston 2019-12-19 15:07:28 +00:00 committed by GitHub
parent bca30cefee
commit 3d46124ad0
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4 changed files with 46 additions and 56 deletions
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1
changelog.d/6559.misc Normal file
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@ -0,0 +1 @@
Port `synapse.handlers.admin` and `synapse.handlers.deactivate_account` to async/await.

6
synapse/app/admin_cmd.py
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@ -104,8 +104,10 @@ def export_data_command(hs, args):
user_id = args.user_id
directory = args.output_directory
res = yield hs.get_handlers().admin_handler.export_user_data(
user_id, FileExfiltrationWriter(user_id, directory=directory)
res = yield defer.ensureDeferred(
hs.get_handlers().admin_handler.export_user_data(
user_id, FileExfiltrationWriter(user_id, directory=directory)
)
)
print(res)

41
synapse/handlers/admin.py
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@ -15,8 +15,6 @@
import logging
from twisted.internet import defer
from synapse.api.constants import Membership
from synapse.types import RoomStreamToken
from synapse.visibility import filter_events_for_client
@ -33,11 +31,10 @@ class AdminHandler(BaseHandler):
self.storage = hs.get_storage()
self.state_store = self.storage.state
@defer.inlineCallbacks
def get_whois(self, user):
async def get_whois(self, user):
connections = []
sessions = yield self.store.get_user_ip_and_agents(user)
sessions = await self.store.get_user_ip_and_agents(user)
for session in sessions:
connections.append(
{
@ -54,20 +51,18 @@ class AdminHandler(BaseHandler):
return ret
@defer.inlineCallbacks
def get_users(self):
async def get_users(self):
"""Function to retrieve a list of users in users table.
Args:
Returns:
defer.Deferred: resolves to list[dict[str, Any]]
"""
ret = yield self.store.get_users()
ret = await self.store.get_users()
return ret
@defer.inlineCallbacks
def get_users_paginate(self, start, limit, name, guests, deactivated):
async def get_users_paginate(self, start, limit, name, guests, deactivated):
"""Function to retrieve a paginated list of users from
users list. This will return a json list of users.
@ -80,14 +75,13 @@ class AdminHandler(BaseHandler):
Returns:
defer.Deferred: resolves to json list[dict[str, Any]]
"""
ret = yield self.store.get_users_paginate(
ret = await self.store.get_users_paginate(
start, limit, name, guests, deactivated
)
return ret
@defer.inlineCallbacks
def search_users(self, term):
async def search_users(self, term):
"""Function to search users list for one or more users with
the matched term.
@ -96,7 +90,7 @@ class AdminHandler(BaseHandler):
Returns:
defer.Deferred: resolves to list[dict[str, Any]]
"""
ret = yield self.store.search_users(term)
ret = await self.store.search_users(term)
return ret
@ -119,8 +113,7 @@ class AdminHandler(BaseHandler):
"""
return self.store.set_server_admin(user, admin)
@defer.inlineCallbacks
def export_user_data(self, user_id, writer):
async def export_user_data(self, user_id, writer):
"""Write all data we have on the user to the given writer.
Args:
@ -132,7 +125,7 @@ class AdminHandler(BaseHandler):
The returned value is that returned by `writer.finished()`.
"""
# Get all rooms the user is in or has been in
rooms = yield self.store.get_rooms_for_user_where_membership_is(
rooms = await self.store.get_rooms_for_user_where_membership_is(
user_id,
membership_list=(
Membership.JOIN,
@ -145,7 +138,7 @@ class AdminHandler(BaseHandler):
# We only try and fetch events for rooms the user has been in. If
# they've been e.g. invited to a room without joining then we handle
# those seperately.
rooms_user_has_been_in = yield self.store.get_rooms_user_has_been_in(user_id)
rooms_user_has_been_in = await self.store.get_rooms_user_has_been_in(user_id)
for index, room in enumerate(rooms):
room_id = room.room_id
@ -154,7 +147,7 @@ class AdminHandler(BaseHandler):
"[%s] Handling room %s, %d/%d", user_id, room_id, index + 1, len(rooms)
)
forgotten = yield self.store.did_forget(user_id, room_id)
forgotten = await self.store.did_forget(user_id, room_id)
if forgotten:
logger.info("[%s] User forgot room %d, ignoring", user_id, room_id)
continue
@ -166,7 +159,7 @@ class AdminHandler(BaseHandler):
if room.membership == Membership.INVITE:
event_id = room.event_id
invite = yield self.store.get_event(event_id, allow_none=True)
invite = await self.store.get_event(event_id, allow_none=True)
if invite:
invited_state = invite.unsigned["invite_room_state"]
writer.write_invite(room_id, invite, invited_state)
@ -177,7 +170,7 @@ class AdminHandler(BaseHandler):
# were joined. We estimate that point by looking at the
# stream_ordering of the last membership if it wasn't a join.
if room.membership == Membership.JOIN:
stream_ordering = yield self.store.get_room_max_stream_ordering()
stream_ordering = self.store.get_room_max_stream_ordering()
else:
stream_ordering = room.stream_ordering
@ -203,7 +196,7 @@ class AdminHandler(BaseHandler):
# events that we have and then filtering, this isn't the most
# efficient method perhaps but it does guarantee we get everything.
while True:
events, _ = yield self.store.paginate_room_events(
events, _ = await self.store.paginate_room_events(
room_id, from_key, to_key, limit=100, direction="f"
)
if not events:
@ -211,7 +204,7 @@ class AdminHandler(BaseHandler):
from_key = events[-1].internal_metadata.after
events = yield filter_events_for_client(self.storage, user_id, events)
events = await filter_events_for_client(self.storage, user_id, events)
writer.write_events(room_id, events)
@ -247,7 +240,7 @@ class AdminHandler(BaseHandler):
for event_id in extremities:
if not event_to_unseen_prevs[event_id]:
continue
state = yield self.state_store.get_state_for_event(event_id)
state = await self.state_store.get_state_for_event(event_id)
writer.write_state(room_id, event_id, state)
return writer.finished()

54
synapse/handlers/deactivate_account.py
View File

@ -15,8 +15,6 @@
# limitations under the License.
import logging
from twisted.internet import defer
from synapse.api.errors import SynapseError
from synapse.metrics.background_process_metrics import run_as_background_process
from synapse.types import UserID, create_requester
@ -46,8 +44,7 @@ class DeactivateAccountHandler(BaseHandler):
self._account_validity_enabled = hs.config.account_validity.enabled
@defer.inlineCallbacks
def deactivate_account(self, user_id, erase_data, id_server=None):
async def deactivate_account(self, user_id, erase_data, id_server=None):
"""Deactivate a user's account
Args:
@ -74,11 +71,11 @@ class DeactivateAccountHandler(BaseHandler):
identity_server_supports_unbinding = True
# Retrieve the 3PIDs this user has bound to an identity server
threepids = yield self.store.user_get_bound_threepids(user_id)
threepids = await self.store.user_get_bound_threepids(user_id)
for threepid in threepids:
try:
result = yield self._identity_handler.try_unbind_threepid(
result = await self._identity_handler.try_unbind_threepid(
user_id,
{
"medium": threepid["medium"],
@ -91,33 +88,33 @@ class DeactivateAccountHandler(BaseHandler):
# Do we want this to be a fatal error or should we carry on?
logger.exception("Failed to remove threepid from ID server")
raise SynapseError(400, "Failed to remove threepid from ID server")
yield self.store.user_delete_threepid(
await self.store.user_delete_threepid(
user_id, threepid["medium"], threepid["address"]
)
# Remove all 3PIDs this user has bound to the homeserver
yield self.store.user_delete_threepids(user_id)
await self.store.user_delete_threepids(user_id)
# delete any devices belonging to the user, which will also
# delete corresponding access tokens.
yield self._device_handler.delete_all_devices_for_user(user_id)
await self._device_handler.delete_all_devices_for_user(user_id)
# then delete any remaining access tokens which weren't associated with
# a device.
yield self._auth_handler.delete_access_tokens_for_user(user_id)
await self._auth_handler.delete_access_tokens_for_user(user_id)
yield self.store.user_set_password_hash(user_id, None)
await self.store.user_set_password_hash(user_id, None)
# Add the user to a table of users pending deactivation (ie.
# removal from all the rooms they're a member of)
yield self.store.add_user_pending_deactivation(user_id)
await self.store.add_user_pending_deactivation(user_id)
# delete from user directory
yield self.user_directory_handler.handle_user_deactivated(user_id)
await self.user_directory_handler.handle_user_deactivated(user_id)
# Mark the user as erased, if they asked for that
if erase_data:
logger.info("Marking %s as erased", user_id)
yield self.store.mark_user_erased(user_id)
await self.store.mark_user_erased(user_id)
# Now start the process that goes through that list and
# parts users from rooms (if it isn't already running)
@ -125,30 +122,29 @@ class DeactivateAccountHandler(BaseHandler):
# Reject all pending invites for the user, so that the user doesn't show up in the
# "invited" section of rooms' members list.
yield self._reject_pending_invites_for_user(user_id)
await self._reject_pending_invites_for_user(user_id)
# Remove all information on the user from the account_validity table.
if self._account_validity_enabled:
yield self.store.delete_account_validity_for_user(user_id)
await self.store.delete_account_validity_for_user(user_id)
# Mark the user as deactivated.
yield self.store.set_user_deactivated_status(user_id, True)
await self.store.set_user_deactivated_status(user_id, True)
return identity_server_supports_unbinding
@defer.inlineCallbacks
def _reject_pending_invites_for_user(self, user_id):
async def _reject_pending_invites_for_user(self, user_id):
"""Reject pending invites addressed to a given user ID.
Args:
user_id (str): The user ID to reject pending invites for.
"""
user = UserID.from_string(user_id)
pending_invites = yield self.store.get_invited_rooms_for_user(user_id)
pending_invites = await self.store.get_invited_rooms_for_user(user_id)
for room in pending_invites:
try:
yield self._room_member_handler.update_membership(
await self._room_member_handler.update_membership(
create_requester(user),
user,
room.room_id,
@ -180,8 +176,7 @@ class DeactivateAccountHandler(BaseHandler):
if not self._user_parter_running:
run_as_background_process("user_parter_loop", self._user_parter_loop)
@defer.inlineCallbacks
def _user_parter_loop(self):
async def _user_parter_loop(self):
"""Loop that parts deactivated users from rooms
Returns:
@ -191,19 +186,18 @@ class DeactivateAccountHandler(BaseHandler):
logger.info("Starting user parter")
try:
while True:
user_id = yield self.store.get_user_pending_deactivation()
user_id = await self.store.get_user_pending_deactivation()
if user_id is None:
break
logger.info("User parter parting %r", user_id)
yield self._part_user(user_id)
yield self.store.del_user_pending_deactivation(user_id)
await self._part_user(user_id)
await self.store.del_user_pending_deactivation(user_id)
logger.info("User parter finished parting %r", user_id)
logger.info("User parter finished: stopping")
finally:
self._user_parter_running = False
@defer.inlineCallbacks
def _part_user(self, user_id):
async def _part_user(self, user_id):
"""Causes the given user_id to leave all the rooms they're joined to
Returns:
@ -211,11 +205,11 @@ class DeactivateAccountHandler(BaseHandler):
"""
user = UserID.from_string(user_id)
rooms_for_user = yield self.store.get_rooms_for_user(user_id)
rooms_for_user = await self.store.get_rooms_for_user(user_id)
for room_id in rooms_for_user:
logger.info("User parter parting %r from %r", user_id, room_id)
try:
yield self._room_member_handler.update_membership(
await self._room_member_handler.update_membership(
create_requester(user),
user,
room_id,