1735 lines
		
	
	
		
			61 KiB
		
	
	
	
		
			Python
		
	
	
			
		
		
	
	
			1735 lines
		
	
	
		
			61 KiB
		
	
	
	
		
			Python
		
	
	
| # -*- coding: utf-8 -*-
 | |
| # Copyright 2014-2016 OpenMarket Ltd
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| # Copyright 2017-2018 New Vector Ltd
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| # Copyright 2019,2020 The Matrix.org Foundation C.I.C.
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| #
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| # Licensed under the Apache License, Version 2.0 (the "License");
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| # you may not use this file except in compliance with the License.
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| # You may obtain a copy of the License at
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| #
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| #     http://www.apache.org/licenses/LICENSE-2.0
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| #
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| # Unless required by applicable law or agreed to in writing, software
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| # distributed under the License is distributed on an "AS IS" BASIS,
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| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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| # See the License for the specific language governing permissions and
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| # limitations under the License.
 | |
| import logging
 | |
| import re
 | |
| from typing import TYPE_CHECKING, Any, Dict, List, Optional, Tuple
 | |
| 
 | |
| import attr
 | |
| 
 | |
| from synapse.api.constants import UserTypes
 | |
| from synapse.api.errors import Codes, StoreError, SynapseError, ThreepidValidationError
 | |
| from synapse.metrics.background_process_metrics import wrap_as_background_process
 | |
| from synapse.storage.database import DatabasePool
 | |
| from synapse.storage.databases.main.cache import CacheInvalidationWorkerStore
 | |
| from synapse.storage.databases.main.stats import StatsStore
 | |
| from synapse.storage.types import Connection, Cursor
 | |
| from synapse.storage.util.id_generators import IdGenerator
 | |
| from synapse.storage.util.sequence import build_sequence_generator
 | |
| from synapse.types import UserID
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| from synapse.util.caches.descriptors import cached
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| 
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| if TYPE_CHECKING:
 | |
|     from synapse.server import HomeServer
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| 
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| THIRTY_MINUTES_IN_MS = 30 * 60 * 1000
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| 
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| logger = logging.getLogger(__name__)
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| 
 | |
| 
 | |
| @attr.s(frozen=True, slots=True)
 | |
| class TokenLookupResult:
 | |
|     """Result of looking up an access token.
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| 
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|     Attributes:
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|         user_id: The user that this token authenticates as
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|         is_guest
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|         shadow_banned
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|         token_id: The ID of the access token looked up
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|         device_id: The device associated with the token, if any.
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|         valid_until_ms: The timestamp the token expires, if any.
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|         token_owner: The "owner" of the token. This is either the same as the
 | |
|             user, or a server admin who is logged in as the user.
 | |
|     """
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| 
 | |
|     user_id = attr.ib(type=str)
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|     is_guest = attr.ib(type=bool, default=False)
 | |
|     shadow_banned = attr.ib(type=bool, default=False)
 | |
|     token_id = attr.ib(type=Optional[int], default=None)
 | |
|     device_id = attr.ib(type=Optional[str], default=None)
 | |
|     valid_until_ms = attr.ib(type=Optional[int], default=None)
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|     token_owner = attr.ib(type=str)
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| 
 | |
|     # Make the token owner default to the user ID, which is the common case.
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|     @token_owner.default
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|     def _default_token_owner(self):
 | |
|         return self.user_id
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| 
 | |
| 
 | |
| class RegistrationWorkerStore(CacheInvalidationWorkerStore):
 | |
|     def __init__(self, database: DatabasePool, db_conn: Connection, hs: "HomeServer"):
 | |
|         super().__init__(database, db_conn, hs)
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| 
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|         self.config = hs.config
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| 
 | |
|         # Note: we don't check this sequence for consistency as we'd have to
 | |
|         # call `find_max_generated_user_id_localpart` each time, which is
 | |
|         # expensive if there are many entries.
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|         self._user_id_seq = build_sequence_generator(
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|             database.engine, find_max_generated_user_id_localpart, "user_id_seq",
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|         )
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| 
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|         self._account_validity = hs.config.account_validity
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|         if hs.config.run_background_tasks and self._account_validity.enabled:
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|             self._clock.call_later(
 | |
|                 0.0, self._set_expiration_date_when_missing,
 | |
|             )
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| 
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|         # Create a background job for culling expired 3PID validity tokens
 | |
|         if hs.config.run_background_tasks:
 | |
|             self._clock.looping_call(
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|                 self.cull_expired_threepid_validation_tokens, THIRTY_MINUTES_IN_MS
 | |
|             )
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| 
 | |
|     @cached()
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|     async def get_user_by_id(self, user_id: str) -> Optional[Dict[str, Any]]:
 | |
|         return await self.db_pool.simple_select_one(
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|             table="users",
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|             keyvalues={"name": user_id},
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|             retcols=[
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|                 "name",
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|                 "password_hash",
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|                 "is_guest",
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|                 "admin",
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|                 "consent_version",
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|                 "consent_server_notice_sent",
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|                 "appservice_id",
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|                 "creation_ts",
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|                 "user_type",
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|                 "deactivated",
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|             ],
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|             allow_none=True,
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|             desc="get_user_by_id",
 | |
|         )
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| 
 | |
|     async def is_trial_user(self, user_id: str) -> bool:
 | |
|         """Checks if user is in the "trial" period, i.e. within the first
 | |
|         N days of registration defined by `mau_trial_days` config
 | |
| 
 | |
|         Args:
 | |
|             user_id: The user to check for trial status.
 | |
|         """
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| 
 | |
|         info = await self.get_user_by_id(user_id)
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|         if not info:
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|             return False
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| 
 | |
|         now = self._clock.time_msec()
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|         trial_duration_ms = self.config.mau_trial_days * 24 * 60 * 60 * 1000
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|         is_trial = (now - info["creation_ts"] * 1000) < trial_duration_ms
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|         return is_trial
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| 
 | |
|     @cached()
 | |
|     async def get_user_by_access_token(self, token: str) -> Optional[TokenLookupResult]:
 | |
|         """Get a user from the given access token.
 | |
| 
 | |
|         Args:
 | |
|             token: The access token of a user.
 | |
|         Returns:
 | |
|             None, if the token did not match, otherwise a `TokenLookupResult`
 | |
|         """
 | |
|         return await self.db_pool.runInteraction(
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|             "get_user_by_access_token", self._query_for_auth, token
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|         )
 | |
| 
 | |
|     @cached()
 | |
|     async def get_expiration_ts_for_user(self, user_id: str) -> Optional[int]:
 | |
|         """Get the expiration timestamp for the account bearing a given user ID.
 | |
| 
 | |
|         Args:
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|             user_id: The ID of the user.
 | |
|         Returns:
 | |
|             None, if the account has no expiration timestamp, otherwise int
 | |
|             representation of the timestamp (as a number of milliseconds since epoch).
 | |
|         """
 | |
|         return await self.db_pool.simple_select_one_onecol(
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|             table="account_validity",
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|             keyvalues={"user_id": user_id},
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|             retcol="expiration_ts_ms",
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|             allow_none=True,
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|             desc="get_expiration_ts_for_user",
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|         )
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| 
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|     async def is_account_expired(self, user_id: str, current_ts: int) -> bool:
 | |
|         """
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|         Returns whether an user account is expired.
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| 
 | |
|         Args:
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|             user_id: The user's ID
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|             current_ts: The current timestamp
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| 
 | |
|         Returns:
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|             Whether the user account has expired
 | |
|         """
 | |
|         expiration_ts = await self.get_expiration_ts_for_user(user_id)
 | |
|         return expiration_ts is not None and current_ts >= expiration_ts
 | |
| 
 | |
|     async def set_account_validity_for_user(
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|         self,
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|         user_id: str,
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|         expiration_ts: int,
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|         email_sent: bool,
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|         renewal_token: Optional[str] = None,
 | |
|     ) -> None:
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|         """Updates the account validity properties of the given account, with the
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|         given values.
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| 
 | |
|         Args:
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|             user_id: ID of the account to update properties for.
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|             expiration_ts: New expiration date, as a timestamp in milliseconds
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|                 since epoch.
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|             email_sent: True means a renewal email has been sent for this account
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|                 and there's no need to send another one for the current validity
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|                 period.
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|             renewal_token: Renewal token the user can use to extend the validity
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|                 of their account. Defaults to no token.
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|         """
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| 
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|         def set_account_validity_for_user_txn(txn):
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|             self.db_pool.simple_update_txn(
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|                 txn=txn,
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|                 table="account_validity",
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|                 keyvalues={"user_id": user_id},
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|                 updatevalues={
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|                     "expiration_ts_ms": expiration_ts,
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|                     "email_sent": email_sent,
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|                     "renewal_token": renewal_token,
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|                 },
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|             )
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|             self._invalidate_cache_and_stream(
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|                 txn, self.get_expiration_ts_for_user, (user_id,)
 | |
|             )
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| 
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|         await self.db_pool.runInteraction(
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|             "set_account_validity_for_user", set_account_validity_for_user_txn
 | |
|         )
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| 
 | |
|     async def set_renewal_token_for_user(
 | |
|         self, user_id: str, renewal_token: str
 | |
|     ) -> None:
 | |
|         """Defines a renewal token for a given user.
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| 
 | |
|         Args:
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|             user_id: ID of the user to set the renewal token for.
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|             renewal_token: Random unique string that will be used to renew the
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|                 user's account.
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| 
 | |
|         Raises:
 | |
|             StoreError: The provided token is already set for another user.
 | |
|         """
 | |
|         await self.db_pool.simple_update_one(
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|             table="account_validity",
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|             keyvalues={"user_id": user_id},
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|             updatevalues={"renewal_token": renewal_token},
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|             desc="set_renewal_token_for_user",
 | |
|         )
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| 
 | |
|     async def get_user_from_renewal_token(self, renewal_token: str) -> str:
 | |
|         """Get a user ID from a renewal token.
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| 
 | |
|         Args:
 | |
|             renewal_token: The renewal token to perform the lookup with.
 | |
| 
 | |
|         Returns:
 | |
|             The ID of the user to which the token belongs.
 | |
|         """
 | |
|         return await self.db_pool.simple_select_one_onecol(
 | |
|             table="account_validity",
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|             keyvalues={"renewal_token": renewal_token},
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|             retcol="user_id",
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|             desc="get_user_from_renewal_token",
 | |
|         )
 | |
| 
 | |
|     async def get_renewal_token_for_user(self, user_id: str) -> str:
 | |
|         """Get the renewal token associated with a given user ID.
 | |
| 
 | |
|         Args:
 | |
|             user_id: The user ID to lookup a token for.
 | |
| 
 | |
|         Returns:
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|             The renewal token associated with this user ID.
 | |
|         """
 | |
|         return await self.db_pool.simple_select_one_onecol(
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|             table="account_validity",
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|             keyvalues={"user_id": user_id},
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|             retcol="renewal_token",
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|             desc="get_renewal_token_for_user",
 | |
|         )
 | |
| 
 | |
|     async def get_users_expiring_soon(self) -> List[Dict[str, Any]]:
 | |
|         """Selects users whose account will expire in the [now, now + renew_at] time
 | |
|         window (see configuration for account_validity for information on what renew_at
 | |
|         refers to).
 | |
| 
 | |
|         Returns:
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|             A list of dictionaries, each with a user ID and expiration time (in milliseconds).
 | |
|         """
 | |
| 
 | |
|         def select_users_txn(txn, now_ms, renew_at):
 | |
|             sql = (
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|                 "SELECT user_id, expiration_ts_ms FROM account_validity"
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|                 " WHERE email_sent = ? AND (expiration_ts_ms - ?) <= ?"
 | |
|             )
 | |
|             values = [False, now_ms, renew_at]
 | |
|             txn.execute(sql, values)
 | |
|             return self.db_pool.cursor_to_dict(txn)
 | |
| 
 | |
|         return await self.db_pool.runInteraction(
 | |
|             "get_users_expiring_soon",
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|             select_users_txn,
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|             self._clock.time_msec(),
 | |
|             self.config.account_validity.renew_at,
 | |
|         )
 | |
| 
 | |
|     async def set_renewal_mail_status(self, user_id: str, email_sent: bool) -> None:
 | |
|         """Sets or unsets the flag that indicates whether a renewal email has been sent
 | |
|         to the user (and the user hasn't renewed their account yet).
 | |
| 
 | |
|         Args:
 | |
|             user_id: ID of the user to set/unset the flag for.
 | |
|             email_sent: Flag which indicates whether a renewal email has been sent
 | |
|                 to this user.
 | |
|         """
 | |
|         await self.db_pool.simple_update_one(
 | |
|             table="account_validity",
 | |
|             keyvalues={"user_id": user_id},
 | |
|             updatevalues={"email_sent": email_sent},
 | |
|             desc="set_renewal_mail_status",
 | |
|         )
 | |
| 
 | |
|     async def delete_account_validity_for_user(self, user_id: str) -> None:
 | |
|         """Deletes the entry for the given user in the account validity table, removing
 | |
|         their expiration date and renewal token.
 | |
| 
 | |
|         Args:
 | |
|             user_id: ID of the user to remove from the account validity table.
 | |
|         """
 | |
|         await self.db_pool.simple_delete_one(
 | |
|             table="account_validity",
 | |
|             keyvalues={"user_id": user_id},
 | |
|             desc="delete_account_validity_for_user",
 | |
|         )
 | |
| 
 | |
|     async def is_server_admin(self, user: UserID) -> bool:
 | |
|         """Determines if a user is an admin of this homeserver.
 | |
| 
 | |
|         Args:
 | |
|             user: user ID of the user to test
 | |
| 
 | |
|         Returns:
 | |
|             true iff the user is a server admin, false otherwise.
 | |
|         """
 | |
|         res = await self.db_pool.simple_select_one_onecol(
 | |
|             table="users",
 | |
|             keyvalues={"name": user.to_string()},
 | |
|             retcol="admin",
 | |
|             allow_none=True,
 | |
|             desc="is_server_admin",
 | |
|         )
 | |
| 
 | |
|         return bool(res) if res else False
 | |
| 
 | |
|     async def set_server_admin(self, user: UserID, admin: bool) -> None:
 | |
|         """Sets whether a user is an admin of this homeserver.
 | |
| 
 | |
|         Args:
 | |
|             user: user ID of the user to test
 | |
|             admin: true iff the user is to be a server admin, false otherwise.
 | |
|         """
 | |
| 
 | |
|         def set_server_admin_txn(txn):
 | |
|             self.db_pool.simple_update_one_txn(
 | |
|                 txn, "users", {"name": user.to_string()}, {"admin": 1 if admin else 0}
 | |
|             )
 | |
|             self._invalidate_cache_and_stream(
 | |
|                 txn, self.get_user_by_id, (user.to_string(),)
 | |
|             )
 | |
| 
 | |
|         await self.db_pool.runInteraction("set_server_admin", set_server_admin_txn)
 | |
| 
 | |
|     async def set_shadow_banned(self, user: UserID, shadow_banned: bool) -> None:
 | |
|         """Sets whether a user shadow-banned.
 | |
| 
 | |
|         Args:
 | |
|             user: user ID of the user to test
 | |
|             shadow_banned: true iff the user is to be shadow-banned, false otherwise.
 | |
|         """
 | |
| 
 | |
|         def set_shadow_banned_txn(txn):
 | |
|             self.db_pool.simple_update_one_txn(
 | |
|                 txn,
 | |
|                 table="users",
 | |
|                 keyvalues={"name": user.to_string()},
 | |
|                 updatevalues={"shadow_banned": shadow_banned},
 | |
|             )
 | |
|             # In order for this to apply immediately, clear the cache for this user.
 | |
|             tokens = self.db_pool.simple_select_onecol_txn(
 | |
|                 txn,
 | |
|                 table="access_tokens",
 | |
|                 keyvalues={"user_id": user.to_string()},
 | |
|                 retcol="token",
 | |
|             )
 | |
|             for token in tokens:
 | |
|                 self._invalidate_cache_and_stream(
 | |
|                     txn, self.get_user_by_access_token, (token,)
 | |
|                 )
 | |
| 
 | |
|         await self.db_pool.runInteraction("set_shadow_banned", set_shadow_banned_txn)
 | |
| 
 | |
|     def _query_for_auth(self, txn, token: str) -> Optional[TokenLookupResult]:
 | |
|         sql = """
 | |
|             SELECT users.name as user_id,
 | |
|                 users.is_guest,
 | |
|                 users.shadow_banned,
 | |
|                 access_tokens.id as token_id,
 | |
|                 access_tokens.device_id,
 | |
|                 access_tokens.valid_until_ms,
 | |
|                 access_tokens.user_id as token_owner
 | |
|             FROM users
 | |
|             INNER JOIN access_tokens on users.name = COALESCE(puppets_user_id, access_tokens.user_id)
 | |
|             WHERE token = ?
 | |
|         """
 | |
| 
 | |
|         txn.execute(sql, (token,))
 | |
|         rows = self.db_pool.cursor_to_dict(txn)
 | |
|         if rows:
 | |
|             return TokenLookupResult(**rows[0])
 | |
| 
 | |
|         return None
 | |
| 
 | |
|     @cached()
 | |
|     async def is_real_user(self, user_id: str) -> bool:
 | |
|         """Determines if the user is a real user, ie does not have a 'user_type'.
 | |
| 
 | |
|         Args:
 | |
|             user_id: user id to test
 | |
| 
 | |
|         Returns:
 | |
|             True if user 'user_type' is null or empty string
 | |
|         """
 | |
|         return await self.db_pool.runInteraction(
 | |
|             "is_real_user", self.is_real_user_txn, user_id
 | |
|         )
 | |
| 
 | |
|     @cached()
 | |
|     async def is_support_user(self, user_id: str) -> bool:
 | |
|         """Determines if the user is of type UserTypes.SUPPORT
 | |
| 
 | |
|         Args:
 | |
|             user_id: user id to test
 | |
| 
 | |
|         Returns:
 | |
|             True if user is of type UserTypes.SUPPORT
 | |
|         """
 | |
|         return await self.db_pool.runInteraction(
 | |
|             "is_support_user", self.is_support_user_txn, user_id
 | |
|         )
 | |
| 
 | |
|     def is_real_user_txn(self, txn, user_id):
 | |
|         res = self.db_pool.simple_select_one_onecol_txn(
 | |
|             txn=txn,
 | |
|             table="users",
 | |
|             keyvalues={"name": user_id},
 | |
|             retcol="user_type",
 | |
|             allow_none=True,
 | |
|         )
 | |
|         return res is None
 | |
| 
 | |
|     def is_support_user_txn(self, txn, user_id):
 | |
|         res = self.db_pool.simple_select_one_onecol_txn(
 | |
|             txn=txn,
 | |
|             table="users",
 | |
|             keyvalues={"name": user_id},
 | |
|             retcol="user_type",
 | |
|             allow_none=True,
 | |
|         )
 | |
|         return True if res == UserTypes.SUPPORT else False
 | |
| 
 | |
|     async def get_users_by_id_case_insensitive(self, user_id: str) -> Dict[str, str]:
 | |
|         """Gets users that match user_id case insensitively.
 | |
| 
 | |
|         Returns:
 | |
|              A mapping of user_id -> password_hash.
 | |
|         """
 | |
| 
 | |
|         def f(txn):
 | |
|             sql = "SELECT name, password_hash FROM users WHERE lower(name) = lower(?)"
 | |
|             txn.execute(sql, (user_id,))
 | |
|             return dict(txn)
 | |
| 
 | |
|         return await self.db_pool.runInteraction("get_users_by_id_case_insensitive", f)
 | |
| 
 | |
|     async def record_user_external_id(
 | |
|         self, auth_provider: str, external_id: str, user_id: str
 | |
|     ) -> None:
 | |
|         """Record a mapping from an external user id to a mxid
 | |
| 
 | |
|         Args:
 | |
|             auth_provider: identifier for the remote auth provider
 | |
|             external_id: id on that system
 | |
|             user_id: complete mxid that it is mapped to
 | |
|         """
 | |
|         await self.db_pool.simple_insert(
 | |
|             table="user_external_ids",
 | |
|             values={
 | |
|                 "auth_provider": auth_provider,
 | |
|                 "external_id": external_id,
 | |
|                 "user_id": user_id,
 | |
|             },
 | |
|             desc="record_user_external_id",
 | |
|         )
 | |
| 
 | |
|     async def get_user_by_external_id(
 | |
|         self, auth_provider: str, external_id: str
 | |
|     ) -> Optional[str]:
 | |
|         """Look up a user by their external auth id
 | |
| 
 | |
|         Args:
 | |
|             auth_provider: identifier for the remote auth provider
 | |
|             external_id: id on that system
 | |
| 
 | |
|         Returns:
 | |
|             the mxid of the user, or None if they are not known
 | |
|         """
 | |
|         return await self.db_pool.simple_select_one_onecol(
 | |
|             table="user_external_ids",
 | |
|             keyvalues={"auth_provider": auth_provider, "external_id": external_id},
 | |
|             retcol="user_id",
 | |
|             allow_none=True,
 | |
|             desc="get_user_by_external_id",
 | |
|         )
 | |
| 
 | |
|     async def get_external_ids_by_user(self, mxid: str) -> List[Tuple[str, str]]:
 | |
|         """Look up external ids for the given user
 | |
| 
 | |
|         Args:
 | |
|             mxid: the MXID to be looked up
 | |
| 
 | |
|         Returns:
 | |
|             Tuples of (auth_provider, external_id)
 | |
|         """
 | |
|         res = await self.db_pool.simple_select_list(
 | |
|             table="user_external_ids",
 | |
|             keyvalues={"user_id": mxid},
 | |
|             retcols=("auth_provider", "external_id"),
 | |
|             desc="get_external_ids_by_user",
 | |
|         )
 | |
|         return [(r["auth_provider"], r["external_id"]) for r in res]
 | |
| 
 | |
|     async def count_all_users(self):
 | |
|         """Counts all users registered on the homeserver."""
 | |
| 
 | |
|         def _count_users(txn):
 | |
|             txn.execute("SELECT COUNT(*) AS users FROM users")
 | |
|             rows = self.db_pool.cursor_to_dict(txn)
 | |
|             if rows:
 | |
|                 return rows[0]["users"]
 | |
|             return 0
 | |
| 
 | |
|         return await self.db_pool.runInteraction("count_users", _count_users)
 | |
| 
 | |
|     async def count_daily_user_type(self) -> Dict[str, int]:
 | |
|         """
 | |
|         Counts 1) native non guest users
 | |
|                2) native guests users
 | |
|                3) bridged users
 | |
|         who registered on the homeserver in the past 24 hours
 | |
|         """
 | |
| 
 | |
|         def _count_daily_user_type(txn):
 | |
|             yesterday = int(self._clock.time()) - (60 * 60 * 24)
 | |
| 
 | |
|             sql = """
 | |
|                 SELECT user_type, COALESCE(count(*), 0) AS count FROM (
 | |
|                     SELECT
 | |
|                     CASE
 | |
|                         WHEN is_guest=0 AND appservice_id IS NULL THEN 'native'
 | |
|                         WHEN is_guest=1 AND appservice_id IS NULL THEN 'guest'
 | |
|                         WHEN is_guest=0 AND appservice_id IS NOT NULL THEN 'bridged'
 | |
|                     END AS user_type
 | |
|                     FROM users
 | |
|                     WHERE creation_ts > ?
 | |
|                 ) AS t GROUP BY user_type
 | |
|             """
 | |
|             results = {"native": 0, "guest": 0, "bridged": 0}
 | |
|             txn.execute(sql, (yesterday,))
 | |
|             for row in txn:
 | |
|                 results[row[0]] = row[1]
 | |
|             return results
 | |
| 
 | |
|         return await self.db_pool.runInteraction(
 | |
|             "count_daily_user_type", _count_daily_user_type
 | |
|         )
 | |
| 
 | |
|     async def count_nonbridged_users(self):
 | |
|         def _count_users(txn):
 | |
|             txn.execute(
 | |
|                 """
 | |
|                 SELECT COALESCE(COUNT(*), 0) FROM users
 | |
|                 WHERE appservice_id IS NULL
 | |
|             """
 | |
|             )
 | |
|             (count,) = txn.fetchone()
 | |
|             return count
 | |
| 
 | |
|         return await self.db_pool.runInteraction("count_users", _count_users)
 | |
| 
 | |
|     async def count_real_users(self):
 | |
|         """Counts all users without a special user_type registered on the homeserver."""
 | |
| 
 | |
|         def _count_users(txn):
 | |
|             txn.execute("SELECT COUNT(*) AS users FROM users where user_type is null")
 | |
|             rows = self.db_pool.cursor_to_dict(txn)
 | |
|             if rows:
 | |
|                 return rows[0]["users"]
 | |
|             return 0
 | |
| 
 | |
|         return await self.db_pool.runInteraction("count_real_users", _count_users)
 | |
| 
 | |
|     async def generate_user_id(self) -> str:
 | |
|         """Generate a suitable localpart for a guest user
 | |
| 
 | |
|         Returns: a (hopefully) free localpart
 | |
|         """
 | |
|         next_id = await self.db_pool.runInteraction(
 | |
|             "generate_user_id", self._user_id_seq.get_next_id_txn
 | |
|         )
 | |
| 
 | |
|         return str(next_id)
 | |
| 
 | |
|     async def get_user_id_by_threepid(self, medium: str, address: str) -> Optional[str]:
 | |
|         """Returns user id from threepid
 | |
| 
 | |
|         Args:
 | |
|             medium: threepid medium e.g. email
 | |
|             address: threepid address e.g. me@example.com
 | |
| 
 | |
|         Returns:
 | |
|             The user ID or None if no user id/threepid mapping exists
 | |
|         """
 | |
|         user_id = await self.db_pool.runInteraction(
 | |
|             "get_user_id_by_threepid", self.get_user_id_by_threepid_txn, medium, address
 | |
|         )
 | |
|         return user_id
 | |
| 
 | |
|     def get_user_id_by_threepid_txn(self, txn, medium, address):
 | |
|         """Returns user id from threepid
 | |
| 
 | |
|         Args:
 | |
|             txn (cursor):
 | |
|             medium (str): threepid medium e.g. email
 | |
|             address (str): threepid address e.g. me@example.com
 | |
| 
 | |
|         Returns:
 | |
|             str|None: user id or None if no user id/threepid mapping exists
 | |
|         """
 | |
|         ret = self.db_pool.simple_select_one_txn(
 | |
|             txn,
 | |
|             "user_threepids",
 | |
|             {"medium": medium, "address": address},
 | |
|             ["user_id"],
 | |
|             True,
 | |
|         )
 | |
|         if ret:
 | |
|             return ret["user_id"]
 | |
|         return None
 | |
| 
 | |
|     async def user_add_threepid(self, user_id, medium, address, validated_at, added_at):
 | |
|         await self.db_pool.simple_upsert(
 | |
|             "user_threepids",
 | |
|             {"medium": medium, "address": address},
 | |
|             {"user_id": user_id, "validated_at": validated_at, "added_at": added_at},
 | |
|         )
 | |
| 
 | |
|     async def user_get_threepids(self, user_id):
 | |
|         return await self.db_pool.simple_select_list(
 | |
|             "user_threepids",
 | |
|             {"user_id": user_id},
 | |
|             ["medium", "address", "validated_at", "added_at"],
 | |
|             "user_get_threepids",
 | |
|         )
 | |
| 
 | |
|     async def user_delete_threepid(self, user_id, medium, address) -> None:
 | |
|         await self.db_pool.simple_delete(
 | |
|             "user_threepids",
 | |
|             keyvalues={"user_id": user_id, "medium": medium, "address": address},
 | |
|             desc="user_delete_threepid",
 | |
|         )
 | |
| 
 | |
|     async def user_delete_threepids(self, user_id: str) -> None:
 | |
|         """Delete all threepid this user has bound
 | |
| 
 | |
|         Args:
 | |
|              user_id: The user id to delete all threepids of
 | |
| 
 | |
|         """
 | |
|         await self.db_pool.simple_delete(
 | |
|             "user_threepids",
 | |
|             keyvalues={"user_id": user_id},
 | |
|             desc="user_delete_threepids",
 | |
|         )
 | |
| 
 | |
|     async def add_user_bound_threepid(
 | |
|         self, user_id: str, medium: str, address: str, id_server: str
 | |
|     ):
 | |
|         """The server proxied a bind request to the given identity server on
 | |
|         behalf of the given user. We need to remember this in case the user
 | |
|         asks us to unbind the threepid.
 | |
| 
 | |
|         Args:
 | |
|             user_id
 | |
|             medium
 | |
|             address
 | |
|             id_server
 | |
|         """
 | |
|         # We need to use an upsert, in case they user had already bound the
 | |
|         # threepid
 | |
|         await self.db_pool.simple_upsert(
 | |
|             table="user_threepid_id_server",
 | |
|             keyvalues={
 | |
|                 "user_id": user_id,
 | |
|                 "medium": medium,
 | |
|                 "address": address,
 | |
|                 "id_server": id_server,
 | |
|             },
 | |
|             values={},
 | |
|             insertion_values={},
 | |
|             desc="add_user_bound_threepid",
 | |
|         )
 | |
| 
 | |
|     async def user_get_bound_threepids(self, user_id: str) -> List[Dict[str, Any]]:
 | |
|         """Get the threepids that a user has bound to an identity server through the homeserver
 | |
|         The homeserver remembers where binds to an identity server occurred. Using this
 | |
|         method can retrieve those threepids.
 | |
| 
 | |
|         Args:
 | |
|             user_id: The ID of the user to retrieve threepids for
 | |
| 
 | |
|         Returns:
 | |
|             List of dictionaries containing the following keys:
 | |
|                 medium (str): The medium of the threepid (e.g "email")
 | |
|                 address (str): The address of the threepid (e.g "bob@example.com")
 | |
|         """
 | |
|         return await self.db_pool.simple_select_list(
 | |
|             table="user_threepid_id_server",
 | |
|             keyvalues={"user_id": user_id},
 | |
|             retcols=["medium", "address"],
 | |
|             desc="user_get_bound_threepids",
 | |
|         )
 | |
| 
 | |
|     async def remove_user_bound_threepid(
 | |
|         self, user_id: str, medium: str, address: str, id_server: str
 | |
|     ) -> None:
 | |
|         """The server proxied an unbind request to the given identity server on
 | |
|         behalf of the given user, so we remove the mapping of threepid to
 | |
|         identity server.
 | |
| 
 | |
|         Args:
 | |
|             user_id
 | |
|             medium
 | |
|             address
 | |
|             id_server
 | |
|         """
 | |
|         await self.db_pool.simple_delete(
 | |
|             table="user_threepid_id_server",
 | |
|             keyvalues={
 | |
|                 "user_id": user_id,
 | |
|                 "medium": medium,
 | |
|                 "address": address,
 | |
|                 "id_server": id_server,
 | |
|             },
 | |
|             desc="remove_user_bound_threepid",
 | |
|         )
 | |
| 
 | |
|     async def get_id_servers_user_bound(
 | |
|         self, user_id: str, medium: str, address: str
 | |
|     ) -> List[str]:
 | |
|         """Get the list of identity servers that the server proxied bind
 | |
|         requests to for given user and threepid
 | |
| 
 | |
|         Args:
 | |
|             user_id: The user to query for identity servers.
 | |
|             medium: The medium to query for identity servers.
 | |
|             address: The address to query for identity servers.
 | |
| 
 | |
|         Returns:
 | |
|             A list of identity servers
 | |
|         """
 | |
|         return await self.db_pool.simple_select_onecol(
 | |
|             table="user_threepid_id_server",
 | |
|             keyvalues={"user_id": user_id, "medium": medium, "address": address},
 | |
|             retcol="id_server",
 | |
|             desc="get_id_servers_user_bound",
 | |
|         )
 | |
| 
 | |
|     @cached()
 | |
|     async def get_user_deactivated_status(self, user_id: str) -> bool:
 | |
|         """Retrieve the value for the `deactivated` property for the provided user.
 | |
| 
 | |
|         Args:
 | |
|             user_id: The ID of the user to retrieve the status for.
 | |
| 
 | |
|         Returns:
 | |
|             True if the user was deactivated, false if the user is still active.
 | |
|         """
 | |
| 
 | |
|         res = await self.db_pool.simple_select_one_onecol(
 | |
|             table="users",
 | |
|             keyvalues={"name": user_id},
 | |
|             retcol="deactivated",
 | |
|             desc="get_user_deactivated_status",
 | |
|         )
 | |
| 
 | |
|         # Convert the integer into a boolean.
 | |
|         return res == 1
 | |
| 
 | |
|     async def get_threepid_validation_session(
 | |
|         self,
 | |
|         medium: Optional[str],
 | |
|         client_secret: str,
 | |
|         address: Optional[str] = None,
 | |
|         sid: Optional[str] = None,
 | |
|         validated: Optional[bool] = True,
 | |
|     ) -> Optional[Dict[str, Any]]:
 | |
|         """Gets a session_id and last_send_attempt (if available) for a
 | |
|         combination of validation metadata
 | |
| 
 | |
|         Args:
 | |
|             medium: The medium of the 3PID
 | |
|             client_secret: A unique string provided by the client to help identify this
 | |
|                 validation attempt
 | |
|             address: The address of the 3PID
 | |
|             sid: The ID of the validation session
 | |
|             validated: Whether sessions should be filtered by
 | |
|                 whether they have been validated already or not. None to
 | |
|                 perform no filtering
 | |
| 
 | |
|         Returns:
 | |
|             A dict containing the following:
 | |
|                 * address - address of the 3pid
 | |
|                 * medium - medium of the 3pid
 | |
|                 * client_secret - a secret provided by the client for this validation session
 | |
|                 * session_id - ID of the validation session
 | |
|                 * send_attempt - a number serving to dedupe send attempts for this session
 | |
|                 * validated_at - timestamp of when this session was validated if so
 | |
| 
 | |
|                 Otherwise None if a validation session is not found
 | |
|         """
 | |
|         if not client_secret:
 | |
|             raise SynapseError(
 | |
|                 400, "Missing parameter: client_secret", errcode=Codes.MISSING_PARAM
 | |
|             )
 | |
| 
 | |
|         keyvalues = {"client_secret": client_secret}
 | |
|         if medium:
 | |
|             keyvalues["medium"] = medium
 | |
|         if address:
 | |
|             keyvalues["address"] = address
 | |
|         if sid:
 | |
|             keyvalues["session_id"] = sid
 | |
| 
 | |
|         assert address or sid
 | |
| 
 | |
|         def get_threepid_validation_session_txn(txn):
 | |
|             sql = """
 | |
|                 SELECT address, session_id, medium, client_secret,
 | |
|                 last_send_attempt, validated_at
 | |
|                 FROM threepid_validation_session WHERE %s
 | |
|                 """ % (
 | |
|                 " AND ".join("%s = ?" % k for k in keyvalues.keys()),
 | |
|             )
 | |
| 
 | |
|             if validated is not None:
 | |
|                 sql += " AND validated_at IS " + ("NOT NULL" if validated else "NULL")
 | |
| 
 | |
|             sql += " LIMIT 1"
 | |
| 
 | |
|             txn.execute(sql, list(keyvalues.values()))
 | |
|             rows = self.db_pool.cursor_to_dict(txn)
 | |
|             if not rows:
 | |
|                 return None
 | |
| 
 | |
|             return rows[0]
 | |
| 
 | |
|         return await self.db_pool.runInteraction(
 | |
|             "get_threepid_validation_session", get_threepid_validation_session_txn
 | |
|         )
 | |
| 
 | |
|     async def delete_threepid_session(self, session_id: str) -> None:
 | |
|         """Removes a threepid validation session from the database. This can
 | |
|         be done after validation has been performed and whatever action was
 | |
|         waiting on it has been carried out
 | |
| 
 | |
|         Args:
 | |
|             session_id: The ID of the session to delete
 | |
|         """
 | |
| 
 | |
|         def delete_threepid_session_txn(txn):
 | |
|             self.db_pool.simple_delete_txn(
 | |
|                 txn,
 | |
|                 table="threepid_validation_token",
 | |
|                 keyvalues={"session_id": session_id},
 | |
|             )
 | |
|             self.db_pool.simple_delete_txn(
 | |
|                 txn,
 | |
|                 table="threepid_validation_session",
 | |
|                 keyvalues={"session_id": session_id},
 | |
|             )
 | |
| 
 | |
|         await self.db_pool.runInteraction(
 | |
|             "delete_threepid_session", delete_threepid_session_txn
 | |
|         )
 | |
| 
 | |
|     @wrap_as_background_process("cull_expired_threepid_validation_tokens")
 | |
|     async def cull_expired_threepid_validation_tokens(self) -> None:
 | |
|         """Remove threepid validation tokens with expiry dates that have passed"""
 | |
| 
 | |
|         def cull_expired_threepid_validation_tokens_txn(txn, ts):
 | |
|             sql = """
 | |
|             DELETE FROM threepid_validation_token WHERE
 | |
|             expires < ?
 | |
|             """
 | |
|             txn.execute(sql, (ts,))
 | |
| 
 | |
|         await self.db_pool.runInteraction(
 | |
|             "cull_expired_threepid_validation_tokens",
 | |
|             cull_expired_threepid_validation_tokens_txn,
 | |
|             self._clock.time_msec(),
 | |
|         )
 | |
| 
 | |
|     @wrap_as_background_process("account_validity_set_expiration_dates")
 | |
|     async def _set_expiration_date_when_missing(self):
 | |
|         """
 | |
|         Retrieves the list of registered users that don't have an expiration date, and
 | |
|         adds an expiration date for each of them.
 | |
|         """
 | |
| 
 | |
|         def select_users_with_no_expiration_date_txn(txn):
 | |
|             """Retrieves the list of registered users with no expiration date from the
 | |
|             database, filtering out deactivated users.
 | |
|             """
 | |
|             sql = (
 | |
|                 "SELECT users.name FROM users"
 | |
|                 " LEFT JOIN account_validity ON (users.name = account_validity.user_id)"
 | |
|                 " WHERE account_validity.user_id is NULL AND users.deactivated = 0;"
 | |
|             )
 | |
|             txn.execute(sql, [])
 | |
| 
 | |
|             res = self.db_pool.cursor_to_dict(txn)
 | |
|             if res:
 | |
|                 for user in res:
 | |
|                     self.set_expiration_date_for_user_txn(
 | |
|                         txn, user["name"], use_delta=True
 | |
|                     )
 | |
| 
 | |
|         await self.db_pool.runInteraction(
 | |
|             "get_users_with_no_expiration_date",
 | |
|             select_users_with_no_expiration_date_txn,
 | |
|         )
 | |
| 
 | |
|     def set_expiration_date_for_user_txn(self, txn, user_id, use_delta=False):
 | |
|         """Sets an expiration date to the account with the given user ID.
 | |
| 
 | |
|         Args:
 | |
|              user_id (str): User ID to set an expiration date for.
 | |
|              use_delta (bool): If set to False, the expiration date for the user will be
 | |
|                 now + validity period. If set to True, this expiration date will be a
 | |
|                 random value in the [now + period - d ; now + period] range, d being a
 | |
|                 delta equal to 10% of the validity period.
 | |
|         """
 | |
|         now_ms = self._clock.time_msec()
 | |
|         expiration_ts = now_ms + self._account_validity.period
 | |
| 
 | |
|         if use_delta:
 | |
|             expiration_ts = self.rand.randrange(
 | |
|                 expiration_ts - self._account_validity.startup_job_max_delta,
 | |
|                 expiration_ts,
 | |
|             )
 | |
| 
 | |
|         self.db_pool.simple_upsert_txn(
 | |
|             txn,
 | |
|             "account_validity",
 | |
|             keyvalues={"user_id": user_id},
 | |
|             values={"expiration_ts_ms": expiration_ts, "email_sent": False},
 | |
|         )
 | |
| 
 | |
|     async def get_user_pending_deactivation(self) -> Optional[str]:
 | |
|         """
 | |
|         Gets one user from the table of users waiting to be parted from all the rooms
 | |
|         they're in.
 | |
|         """
 | |
|         return await self.db_pool.simple_select_one_onecol(
 | |
|             "users_pending_deactivation",
 | |
|             keyvalues={},
 | |
|             retcol="user_id",
 | |
|             allow_none=True,
 | |
|             desc="get_users_pending_deactivation",
 | |
|         )
 | |
| 
 | |
|     async def del_user_pending_deactivation(self, user_id: str) -> None:
 | |
|         """
 | |
|         Removes the given user to the table of users who need to be parted from all the
 | |
|         rooms they're in, effectively marking that user as fully deactivated.
 | |
|         """
 | |
|         # XXX: This should be simple_delete_one but we failed to put a unique index on
 | |
|         # the table, so somehow duplicate entries have ended up in it.
 | |
|         await self.db_pool.simple_delete(
 | |
|             "users_pending_deactivation",
 | |
|             keyvalues={"user_id": user_id},
 | |
|             desc="del_user_pending_deactivation",
 | |
|         )
 | |
| 
 | |
|     async def get_access_token_last_validated(self, token_id: int) -> int:
 | |
|         """Retrieves the time (in milliseconds) of the last validation of an access token.
 | |
| 
 | |
|         Args:
 | |
|             token_id: The ID of the access token to update.
 | |
|         Raises:
 | |
|             StoreError if the access token was not found.
 | |
| 
 | |
|         Returns:
 | |
|             The last validation time.
 | |
|         """
 | |
|         result = await self.db_pool.simple_select_one_onecol(
 | |
|             "access_tokens", {"id": token_id}, "last_validated"
 | |
|         )
 | |
| 
 | |
|         # If this token has not been validated (since starting to track this),
 | |
|         # return 0 instead of None.
 | |
|         return result or 0
 | |
| 
 | |
|     async def update_access_token_last_validated(self, token_id: int) -> None:
 | |
|         """Updates the last time an access token was validated.
 | |
| 
 | |
|         Args:
 | |
|             token_id: The ID of the access token to update.
 | |
|         Raises:
 | |
|             StoreError if there was a problem updating this.
 | |
|         """
 | |
|         now = self._clock.time_msec()
 | |
| 
 | |
|         await self.db_pool.simple_update_one(
 | |
|             "access_tokens",
 | |
|             {"id": token_id},
 | |
|             {"last_validated": now},
 | |
|             desc="update_access_token_last_validated",
 | |
|         )
 | |
| 
 | |
| 
 | |
| class RegistrationBackgroundUpdateStore(RegistrationWorkerStore):
 | |
|     def __init__(self, database: DatabasePool, db_conn: Connection, hs: "HomeServer"):
 | |
|         super().__init__(database, db_conn, hs)
 | |
| 
 | |
|         self._clock = hs.get_clock()
 | |
|         self.config = hs.config
 | |
| 
 | |
|         self.db_pool.updates.register_background_index_update(
 | |
|             "access_tokens_device_index",
 | |
|             index_name="access_tokens_device_id",
 | |
|             table="access_tokens",
 | |
|             columns=["user_id", "device_id"],
 | |
|         )
 | |
| 
 | |
|         self.db_pool.updates.register_background_index_update(
 | |
|             "users_creation_ts",
 | |
|             index_name="users_creation_ts",
 | |
|             table="users",
 | |
|             columns=["creation_ts"],
 | |
|         )
 | |
| 
 | |
|         # we no longer use refresh tokens, but it's possible that some people
 | |
|         # might have a background update queued to build this index. Just
 | |
|         # clear the background update.
 | |
|         self.db_pool.updates.register_noop_background_update(
 | |
|             "refresh_tokens_device_index"
 | |
|         )
 | |
| 
 | |
|         self.db_pool.updates.register_background_update_handler(
 | |
|             "user_threepids_grandfather", self._bg_user_threepids_grandfather
 | |
|         )
 | |
| 
 | |
|         self.db_pool.updates.register_background_update_handler(
 | |
|             "users_set_deactivated_flag", self._background_update_set_deactivated_flag
 | |
|         )
 | |
| 
 | |
|         self.db_pool.updates.register_background_index_update(
 | |
|             "user_external_ids_user_id_idx",
 | |
|             index_name="user_external_ids_user_id_idx",
 | |
|             table="user_external_ids",
 | |
|             columns=["user_id"],
 | |
|             unique=False,
 | |
|         )
 | |
| 
 | |
|     async def _background_update_set_deactivated_flag(self, progress, batch_size):
 | |
|         """Retrieves a list of all deactivated users and sets the 'deactivated' flag to 1
 | |
|         for each of them.
 | |
|         """
 | |
| 
 | |
|         last_user = progress.get("user_id", "")
 | |
| 
 | |
|         def _background_update_set_deactivated_flag_txn(txn):
 | |
|             txn.execute(
 | |
|                 """
 | |
|                 SELECT
 | |
|                     users.name,
 | |
|                     COUNT(access_tokens.token) AS count_tokens,
 | |
|                     COUNT(user_threepids.address) AS count_threepids
 | |
|                 FROM users
 | |
|                     LEFT JOIN access_tokens ON (access_tokens.user_id = users.name)
 | |
|                     LEFT JOIN user_threepids ON (user_threepids.user_id = users.name)
 | |
|                 WHERE (users.password_hash IS NULL OR users.password_hash = '')
 | |
|                 AND (users.appservice_id IS NULL OR users.appservice_id = '')
 | |
|                 AND users.is_guest = 0
 | |
|                 AND users.name > ?
 | |
|                 GROUP BY users.name
 | |
|                 ORDER BY users.name ASC
 | |
|                 LIMIT ?;
 | |
|                 """,
 | |
|                 (last_user, batch_size),
 | |
|             )
 | |
| 
 | |
|             rows = self.db_pool.cursor_to_dict(txn)
 | |
| 
 | |
|             if not rows:
 | |
|                 return True, 0
 | |
| 
 | |
|             rows_processed_nb = 0
 | |
| 
 | |
|             for user in rows:
 | |
|                 if not user["count_tokens"] and not user["count_threepids"]:
 | |
|                     self.set_user_deactivated_status_txn(txn, user["name"], True)
 | |
|                     rows_processed_nb += 1
 | |
| 
 | |
|             logger.info("Marked %d rows as deactivated", rows_processed_nb)
 | |
| 
 | |
|             self.db_pool.updates._background_update_progress_txn(
 | |
|                 txn, "users_set_deactivated_flag", {"user_id": rows[-1]["name"]}
 | |
|             )
 | |
| 
 | |
|             if batch_size > len(rows):
 | |
|                 return True, len(rows)
 | |
|             else:
 | |
|                 return False, len(rows)
 | |
| 
 | |
|         end, nb_processed = await self.db_pool.runInteraction(
 | |
|             "users_set_deactivated_flag", _background_update_set_deactivated_flag_txn
 | |
|         )
 | |
| 
 | |
|         if end:
 | |
|             await self.db_pool.updates._end_background_update(
 | |
|                 "users_set_deactivated_flag"
 | |
|             )
 | |
| 
 | |
|         return nb_processed
 | |
| 
 | |
|     async def _bg_user_threepids_grandfather(self, progress, batch_size):
 | |
|         """We now track which identity servers a user binds their 3PID to, so
 | |
|         we need to handle the case of existing bindings where we didn't track
 | |
|         this.
 | |
| 
 | |
|         We do this by grandfathering in existing user threepids assuming that
 | |
|         they used one of the server configured trusted identity servers.
 | |
|         """
 | |
|         id_servers = set(self.config.trusted_third_party_id_servers)
 | |
| 
 | |
|         def _bg_user_threepids_grandfather_txn(txn):
 | |
|             sql = """
 | |
|                 INSERT INTO user_threepid_id_server
 | |
|                     (user_id, medium, address, id_server)
 | |
|                 SELECT user_id, medium, address, ?
 | |
|                 FROM user_threepids
 | |
|             """
 | |
| 
 | |
|             txn.execute_batch(sql, [(id_server,) for id_server in id_servers])
 | |
| 
 | |
|         if id_servers:
 | |
|             await self.db_pool.runInteraction(
 | |
|                 "_bg_user_threepids_grandfather", _bg_user_threepids_grandfather_txn
 | |
|             )
 | |
| 
 | |
|         await self.db_pool.updates._end_background_update("user_threepids_grandfather")
 | |
| 
 | |
|         return 1
 | |
| 
 | |
|     async def set_user_deactivated_status(
 | |
|         self, user_id: str, deactivated: bool
 | |
|     ) -> None:
 | |
|         """Set the `deactivated` property for the provided user to the provided value.
 | |
| 
 | |
|         Args:
 | |
|             user_id: The ID of the user to set the status for.
 | |
|             deactivated: The value to set for `deactivated`.
 | |
|         """
 | |
| 
 | |
|         await self.db_pool.runInteraction(
 | |
|             "set_user_deactivated_status",
 | |
|             self.set_user_deactivated_status_txn,
 | |
|             user_id,
 | |
|             deactivated,
 | |
|         )
 | |
| 
 | |
|     def set_user_deactivated_status_txn(self, txn, user_id: str, deactivated: bool):
 | |
|         self.db_pool.simple_update_one_txn(
 | |
|             txn=txn,
 | |
|             table="users",
 | |
|             keyvalues={"name": user_id},
 | |
|             updatevalues={"deactivated": 1 if deactivated else 0},
 | |
|         )
 | |
|         self._invalidate_cache_and_stream(
 | |
|             txn, self.get_user_deactivated_status, (user_id,)
 | |
|         )
 | |
|         txn.call_after(self.is_guest.invalidate, (user_id,))
 | |
| 
 | |
|     @cached()
 | |
|     async def is_guest(self, user_id: str) -> bool:
 | |
|         res = await self.db_pool.simple_select_one_onecol(
 | |
|             table="users",
 | |
|             keyvalues={"name": user_id},
 | |
|             retcol="is_guest",
 | |
|             allow_none=True,
 | |
|             desc="is_guest",
 | |
|         )
 | |
| 
 | |
|         return res if res else False
 | |
| 
 | |
| 
 | |
| class RegistrationStore(StatsStore, RegistrationBackgroundUpdateStore):
 | |
|     def __init__(self, database: DatabasePool, db_conn: Connection, hs: "HomeServer"):
 | |
|         super().__init__(database, db_conn, hs)
 | |
| 
 | |
|         self._ignore_unknown_session_error = hs.config.request_token_inhibit_3pid_errors
 | |
| 
 | |
|         self._access_tokens_id_gen = IdGenerator(db_conn, "access_tokens", "id")
 | |
| 
 | |
|     async def add_access_token_to_user(
 | |
|         self,
 | |
|         user_id: str,
 | |
|         token: str,
 | |
|         device_id: Optional[str],
 | |
|         valid_until_ms: Optional[int],
 | |
|         puppets_user_id: Optional[str] = None,
 | |
|     ) -> int:
 | |
|         """Adds an access token for the given user.
 | |
| 
 | |
|         Args:
 | |
|             user_id: The user ID.
 | |
|             token: The new access token to add.
 | |
|             device_id: ID of the device to associate with the access token
 | |
|             valid_until_ms: when the token is valid until. None for no expiry.
 | |
|         Raises:
 | |
|             StoreError if there was a problem adding this.
 | |
|         Returns:
 | |
|             The token ID
 | |
|         """
 | |
|         next_id = self._access_tokens_id_gen.get_next()
 | |
|         now = self._clock.time_msec()
 | |
| 
 | |
|         await self.db_pool.simple_insert(
 | |
|             "access_tokens",
 | |
|             {
 | |
|                 "id": next_id,
 | |
|                 "user_id": user_id,
 | |
|                 "token": token,
 | |
|                 "device_id": device_id,
 | |
|                 "valid_until_ms": valid_until_ms,
 | |
|                 "puppets_user_id": puppets_user_id,
 | |
|                 "last_validated": now,
 | |
|             },
 | |
|             desc="add_access_token_to_user",
 | |
|         )
 | |
| 
 | |
|         return next_id
 | |
| 
 | |
|     def _set_device_for_access_token_txn(self, txn, token: str, device_id: str) -> str:
 | |
|         old_device_id = self.db_pool.simple_select_one_onecol_txn(
 | |
|             txn, "access_tokens", {"token": token}, "device_id"
 | |
|         )
 | |
| 
 | |
|         self.db_pool.simple_update_txn(
 | |
|             txn, "access_tokens", {"token": token}, {"device_id": device_id}
 | |
|         )
 | |
| 
 | |
|         self._invalidate_cache_and_stream(txn, self.get_user_by_access_token, (token,))
 | |
| 
 | |
|         return old_device_id
 | |
| 
 | |
|     async def set_device_for_access_token(self, token: str, device_id: str) -> str:
 | |
|         """Sets the device ID associated with an access token.
 | |
| 
 | |
|         Args:
 | |
|             token: The access token to modify.
 | |
|             device_id: The new device ID.
 | |
|         Returns:
 | |
|             The old device ID associated with the access token.
 | |
|         """
 | |
| 
 | |
|         return await self.db_pool.runInteraction(
 | |
|             "set_device_for_access_token",
 | |
|             self._set_device_for_access_token_txn,
 | |
|             token,
 | |
|             device_id,
 | |
|         )
 | |
| 
 | |
|     async def register_user(
 | |
|         self,
 | |
|         user_id: str,
 | |
|         password_hash: Optional[str] = None,
 | |
|         was_guest: bool = False,
 | |
|         make_guest: bool = False,
 | |
|         appservice_id: Optional[str] = None,
 | |
|         create_profile_with_displayname: Optional[str] = None,
 | |
|         admin: bool = False,
 | |
|         user_type: Optional[str] = None,
 | |
|         shadow_banned: bool = False,
 | |
|     ) -> None:
 | |
|         """Attempts to register an account.
 | |
| 
 | |
|         Args:
 | |
|             user_id: The desired user ID to register.
 | |
|             password_hash: Optional. The password hash for this user.
 | |
|             was_guest: Whether this is a guest account being upgraded to a
 | |
|                 non-guest account.
 | |
|             make_guest: True if the the new user should be guest, false to add a
 | |
|                 regular user account.
 | |
|             appservice_id: The ID of the appservice registering the user.
 | |
|             create_profile_with_displayname: Optionally create a profile for
 | |
|                 the user, setting their displayname to the given value
 | |
|             admin: is an admin user?
 | |
|             user_type: type of user. One of the values from api.constants.UserTypes,
 | |
|                 or None for a normal user.
 | |
|             shadow_banned: Whether the user is shadow-banned, i.e. they may be
 | |
|                 told their requests succeeded but we ignore them.
 | |
| 
 | |
|         Raises:
 | |
|             StoreError if the user_id could not be registered.
 | |
|         """
 | |
|         await self.db_pool.runInteraction(
 | |
|             "register_user",
 | |
|             self._register_user,
 | |
|             user_id,
 | |
|             password_hash,
 | |
|             was_guest,
 | |
|             make_guest,
 | |
|             appservice_id,
 | |
|             create_profile_with_displayname,
 | |
|             admin,
 | |
|             user_type,
 | |
|             shadow_banned,
 | |
|         )
 | |
| 
 | |
|     def _register_user(
 | |
|         self,
 | |
|         txn,
 | |
|         user_id: str,
 | |
|         password_hash: Optional[str],
 | |
|         was_guest: bool,
 | |
|         make_guest: bool,
 | |
|         appservice_id: Optional[str],
 | |
|         create_profile_with_displayname: Optional[str],
 | |
|         admin: bool,
 | |
|         user_type: Optional[str],
 | |
|         shadow_banned: bool,
 | |
|     ):
 | |
|         user_id_obj = UserID.from_string(user_id)
 | |
| 
 | |
|         now = int(self._clock.time())
 | |
| 
 | |
|         try:
 | |
|             if was_guest:
 | |
|                 # Ensure that the guest user actually exists
 | |
|                 # ``allow_none=False`` makes this raise an exception
 | |
|                 # if the row isn't in the database.
 | |
|                 self.db_pool.simple_select_one_txn(
 | |
|                     txn,
 | |
|                     "users",
 | |
|                     keyvalues={"name": user_id, "is_guest": 1},
 | |
|                     retcols=("name",),
 | |
|                     allow_none=False,
 | |
|                 )
 | |
| 
 | |
|                 self.db_pool.simple_update_one_txn(
 | |
|                     txn,
 | |
|                     "users",
 | |
|                     keyvalues={"name": user_id, "is_guest": 1},
 | |
|                     updatevalues={
 | |
|                         "password_hash": password_hash,
 | |
|                         "upgrade_ts": now,
 | |
|                         "is_guest": 1 if make_guest else 0,
 | |
|                         "appservice_id": appservice_id,
 | |
|                         "admin": 1 if admin else 0,
 | |
|                         "user_type": user_type,
 | |
|                         "shadow_banned": shadow_banned,
 | |
|                     },
 | |
|                 )
 | |
|             else:
 | |
|                 self.db_pool.simple_insert_txn(
 | |
|                     txn,
 | |
|                     "users",
 | |
|                     values={
 | |
|                         "name": user_id,
 | |
|                         "password_hash": password_hash,
 | |
|                         "creation_ts": now,
 | |
|                         "is_guest": 1 if make_guest else 0,
 | |
|                         "appservice_id": appservice_id,
 | |
|                         "admin": 1 if admin else 0,
 | |
|                         "user_type": user_type,
 | |
|                         "shadow_banned": shadow_banned,
 | |
|                     },
 | |
|                 )
 | |
| 
 | |
|         except self.database_engine.module.IntegrityError:
 | |
|             raise StoreError(400, "User ID already taken.", errcode=Codes.USER_IN_USE)
 | |
| 
 | |
|         if self._account_validity.enabled:
 | |
|             self.set_expiration_date_for_user_txn(txn, user_id)
 | |
| 
 | |
|         if create_profile_with_displayname:
 | |
|             # set a default displayname serverside to avoid ugly race
 | |
|             # between auto-joins and clients trying to set displaynames
 | |
|             #
 | |
|             # *obviously* the 'profiles' table uses localpart for user_id
 | |
|             # while everything else uses the full mxid.
 | |
|             txn.execute(
 | |
|                 "INSERT INTO profiles(user_id, displayname) VALUES (?,?)",
 | |
|                 (user_id_obj.localpart, create_profile_with_displayname),
 | |
|             )
 | |
| 
 | |
|         if self.hs.config.stats_enabled:
 | |
|             # we create a new completed user statistics row
 | |
| 
 | |
|             # we don't strictly need current_token since this user really can't
 | |
|             # have any state deltas before now (as it is a new user), but still,
 | |
|             # we include it for completeness.
 | |
|             current_token = self._get_max_stream_id_in_current_state_deltas_txn(txn)
 | |
|             self._update_stats_delta_txn(
 | |
|                 txn, now, "user", user_id, {}, complete_with_stream_id=current_token
 | |
|             )
 | |
| 
 | |
|         self._invalidate_cache_and_stream(txn, self.get_user_by_id, (user_id,))
 | |
| 
 | |
|     async def user_set_password_hash(
 | |
|         self, user_id: str, password_hash: Optional[str]
 | |
|     ) -> None:
 | |
|         """
 | |
|         NB. This does *not* evict any cache because the one use for this
 | |
|             removes most of the entries subsequently anyway so it would be
 | |
|             pointless. Use flush_user separately.
 | |
|         """
 | |
| 
 | |
|         def user_set_password_hash_txn(txn):
 | |
|             self.db_pool.simple_update_one_txn(
 | |
|                 txn, "users", {"name": user_id}, {"password_hash": password_hash}
 | |
|             )
 | |
|             self._invalidate_cache_and_stream(txn, self.get_user_by_id, (user_id,))
 | |
| 
 | |
|         await self.db_pool.runInteraction(
 | |
|             "user_set_password_hash", user_set_password_hash_txn
 | |
|         )
 | |
| 
 | |
|     async def user_set_consent_version(
 | |
|         self, user_id: str, consent_version: str
 | |
|     ) -> None:
 | |
|         """Updates the user table to record privacy policy consent
 | |
| 
 | |
|         Args:
 | |
|             user_id: full mxid of the user to update
 | |
|             consent_version: version of the policy the user has consented to
 | |
| 
 | |
|         Raises:
 | |
|             StoreError(404) if user not found
 | |
|         """
 | |
| 
 | |
|         def f(txn):
 | |
|             self.db_pool.simple_update_one_txn(
 | |
|                 txn,
 | |
|                 table="users",
 | |
|                 keyvalues={"name": user_id},
 | |
|                 updatevalues={"consent_version": consent_version},
 | |
|             )
 | |
|             self._invalidate_cache_and_stream(txn, self.get_user_by_id, (user_id,))
 | |
| 
 | |
|         await self.db_pool.runInteraction("user_set_consent_version", f)
 | |
| 
 | |
|     async def user_set_consent_server_notice_sent(
 | |
|         self, user_id: str, consent_version: str
 | |
|     ) -> None:
 | |
|         """Updates the user table to record that we have sent the user a server
 | |
|         notice about privacy policy consent
 | |
| 
 | |
|         Args:
 | |
|             user_id: full mxid of the user to update
 | |
|             consent_version: version of the policy we have notified the user about
 | |
| 
 | |
|         Raises:
 | |
|             StoreError(404) if user not found
 | |
|         """
 | |
| 
 | |
|         def f(txn):
 | |
|             self.db_pool.simple_update_one_txn(
 | |
|                 txn,
 | |
|                 table="users",
 | |
|                 keyvalues={"name": user_id},
 | |
|                 updatevalues={"consent_server_notice_sent": consent_version},
 | |
|             )
 | |
|             self._invalidate_cache_and_stream(txn, self.get_user_by_id, (user_id,))
 | |
| 
 | |
|         await self.db_pool.runInteraction("user_set_consent_server_notice_sent", f)
 | |
| 
 | |
|     async def user_delete_access_tokens(
 | |
|         self,
 | |
|         user_id: str,
 | |
|         except_token_id: Optional[str] = None,
 | |
|         device_id: Optional[str] = None,
 | |
|     ) -> List[Tuple[str, int, Optional[str]]]:
 | |
|         """
 | |
|         Invalidate access tokens belonging to a user
 | |
| 
 | |
|         Args:
 | |
|             user_id: ID of user the tokens belong to
 | |
|             except_token_id: access_tokens ID which should *not* be deleted
 | |
|             device_id: ID of device the tokens are associated with.
 | |
|                 If None, tokens associated with any device (or no device) will
 | |
|                 be deleted
 | |
|         Returns:
 | |
|             A tuple of (token, token id, device id) for each of the deleted tokens
 | |
|         """
 | |
| 
 | |
|         def f(txn):
 | |
|             keyvalues = {"user_id": user_id}
 | |
|             if device_id is not None:
 | |
|                 keyvalues["device_id"] = device_id
 | |
| 
 | |
|             items = keyvalues.items()
 | |
|             where_clause = " AND ".join(k + " = ?" for k, _ in items)
 | |
|             values = [v for _, v in items]
 | |
|             if except_token_id:
 | |
|                 where_clause += " AND id != ?"
 | |
|                 values.append(except_token_id)
 | |
| 
 | |
|             txn.execute(
 | |
|                 "SELECT token, id, device_id FROM access_tokens WHERE %s"
 | |
|                 % where_clause,
 | |
|                 values,
 | |
|             )
 | |
|             tokens_and_devices = [(r[0], r[1], r[2]) for r in txn]
 | |
| 
 | |
|             for token, _, _ in tokens_and_devices:
 | |
|                 self._invalidate_cache_and_stream(
 | |
|                     txn, self.get_user_by_access_token, (token,)
 | |
|                 )
 | |
| 
 | |
|             txn.execute("DELETE FROM access_tokens WHERE %s" % where_clause, values)
 | |
| 
 | |
|             return tokens_and_devices
 | |
| 
 | |
|         return await self.db_pool.runInteraction("user_delete_access_tokens", f)
 | |
| 
 | |
|     async def delete_access_token(self, access_token: str) -> None:
 | |
|         def f(txn):
 | |
|             self.db_pool.simple_delete_one_txn(
 | |
|                 txn, table="access_tokens", keyvalues={"token": access_token}
 | |
|             )
 | |
| 
 | |
|             self._invalidate_cache_and_stream(
 | |
|                 txn, self.get_user_by_access_token, (access_token,)
 | |
|             )
 | |
| 
 | |
|         await self.db_pool.runInteraction("delete_access_token", f)
 | |
| 
 | |
|     async def add_user_pending_deactivation(self, user_id: str) -> None:
 | |
|         """
 | |
|         Adds a user to the table of users who need to be parted from all the rooms they're
 | |
|         in
 | |
|         """
 | |
|         await self.db_pool.simple_insert(
 | |
|             "users_pending_deactivation",
 | |
|             values={"user_id": user_id},
 | |
|             desc="add_user_pending_deactivation",
 | |
|         )
 | |
| 
 | |
|     async def validate_threepid_session(
 | |
|         self, session_id: str, client_secret: str, token: str, current_ts: int
 | |
|     ) -> Optional[str]:
 | |
|         """Attempt to validate a threepid session using a token
 | |
| 
 | |
|         Args:
 | |
|             session_id: The id of a validation session
 | |
|             client_secret: A unique string provided by the client to help identify
 | |
|                 this validation attempt
 | |
|             token: A validation token
 | |
|             current_ts: The current unix time in milliseconds. Used for checking
 | |
|                 token expiry status
 | |
| 
 | |
|         Raises:
 | |
|             ThreepidValidationError: if a matching validation token was not found or has
 | |
|                 expired
 | |
| 
 | |
|         Returns:
 | |
|             A str representing a link to redirect the user to if there is one.
 | |
|         """
 | |
| 
 | |
|         # Insert everything into a transaction in order to run atomically
 | |
|         def validate_threepid_session_txn(txn):
 | |
|             row = self.db_pool.simple_select_one_txn(
 | |
|                 txn,
 | |
|                 table="threepid_validation_session",
 | |
|                 keyvalues={"session_id": session_id},
 | |
|                 retcols=["client_secret", "validated_at"],
 | |
|                 allow_none=True,
 | |
|             )
 | |
| 
 | |
|             if not row:
 | |
|                 if self._ignore_unknown_session_error:
 | |
|                     # If we need to inhibit the error caused by an incorrect session ID,
 | |
|                     # use None as placeholder values for the client secret and the
 | |
|                     # validation timestamp.
 | |
|                     # It shouldn't be an issue because they're both only checked after
 | |
|                     # the token check, which should fail. And if it doesn't for some
 | |
|                     # reason, the next check is on the client secret, which is NOT NULL,
 | |
|                     # so we don't have to worry about the client secret matching by
 | |
|                     # accident.
 | |
|                     row = {"client_secret": None, "validated_at": None}
 | |
|                 else:
 | |
|                     raise ThreepidValidationError(400, "Unknown session_id")
 | |
| 
 | |
|             retrieved_client_secret = row["client_secret"]
 | |
|             validated_at = row["validated_at"]
 | |
| 
 | |
|             row = self.db_pool.simple_select_one_txn(
 | |
|                 txn,
 | |
|                 table="threepid_validation_token",
 | |
|                 keyvalues={"session_id": session_id, "token": token},
 | |
|                 retcols=["expires", "next_link"],
 | |
|                 allow_none=True,
 | |
|             )
 | |
| 
 | |
|             if not row:
 | |
|                 raise ThreepidValidationError(
 | |
|                     400, "Validation token not found or has expired"
 | |
|                 )
 | |
|             expires = row["expires"]
 | |
|             next_link = row["next_link"]
 | |
| 
 | |
|             if retrieved_client_secret != client_secret:
 | |
|                 raise ThreepidValidationError(
 | |
|                     400, "This client_secret does not match the provided session_id"
 | |
|                 )
 | |
| 
 | |
|             # If the session is already validated, no need to revalidate
 | |
|             if validated_at:
 | |
|                 return next_link
 | |
| 
 | |
|             if expires <= current_ts:
 | |
|                 raise ThreepidValidationError(
 | |
|                     400, "This token has expired. Please request a new one"
 | |
|                 )
 | |
| 
 | |
|             # Looks good. Validate the session
 | |
|             self.db_pool.simple_update_txn(
 | |
|                 txn,
 | |
|                 table="threepid_validation_session",
 | |
|                 keyvalues={"session_id": session_id},
 | |
|                 updatevalues={"validated_at": self._clock.time_msec()},
 | |
|             )
 | |
| 
 | |
|             return next_link
 | |
| 
 | |
|         # Return next_link if it exists
 | |
|         return await self.db_pool.runInteraction(
 | |
|             "validate_threepid_session_txn", validate_threepid_session_txn
 | |
|         )
 | |
| 
 | |
|     async def start_or_continue_validation_session(
 | |
|         self,
 | |
|         medium: str,
 | |
|         address: str,
 | |
|         session_id: str,
 | |
|         client_secret: str,
 | |
|         send_attempt: int,
 | |
|         next_link: Optional[str],
 | |
|         token: str,
 | |
|         token_expires: int,
 | |
|     ) -> None:
 | |
|         """Creates a new threepid validation session if it does not already
 | |
|         exist and associates a new validation token with it
 | |
| 
 | |
|         Args:
 | |
|             medium: The medium of the 3PID
 | |
|             address: The address of the 3PID
 | |
|             session_id: The id of this validation session
 | |
|             client_secret: A unique string provided by the client to help
 | |
|                 identify this validation attempt
 | |
|             send_attempt: The latest send_attempt on this session
 | |
|             next_link: The link to redirect the user to upon successful validation
 | |
|             token: The validation token
 | |
|             token_expires: The timestamp for which after the token will no
 | |
|                 longer be valid
 | |
|         """
 | |
| 
 | |
|         def start_or_continue_validation_session_txn(txn):
 | |
|             # Create or update a validation session
 | |
|             self.db_pool.simple_upsert_txn(
 | |
|                 txn,
 | |
|                 table="threepid_validation_session",
 | |
|                 keyvalues={"session_id": session_id},
 | |
|                 values={"last_send_attempt": send_attempt},
 | |
|                 insertion_values={
 | |
|                     "medium": medium,
 | |
|                     "address": address,
 | |
|                     "client_secret": client_secret,
 | |
|                 },
 | |
|             )
 | |
| 
 | |
|             # Create a new validation token with this session ID
 | |
|             self.db_pool.simple_insert_txn(
 | |
|                 txn,
 | |
|                 table="threepid_validation_token",
 | |
|                 values={
 | |
|                     "session_id": session_id,
 | |
|                     "token": token,
 | |
|                     "next_link": next_link,
 | |
|                     "expires": token_expires,
 | |
|                 },
 | |
|             )
 | |
| 
 | |
|         await self.db_pool.runInteraction(
 | |
|             "start_or_continue_validation_session",
 | |
|             start_or_continue_validation_session_txn,
 | |
|         )
 | |
| 
 | |
| 
 | |
| def find_max_generated_user_id_localpart(cur: Cursor) -> int:
 | |
|     """
 | |
|     Gets the localpart of the max current generated user ID.
 | |
| 
 | |
|     Generated user IDs are integers, so we find the largest integer user ID
 | |
|     already taken and return that.
 | |
|     """
 | |
| 
 | |
|     # We bound between '@0' and '@a' to avoid pulling the entire table
 | |
|     # out.
 | |
|     cur.execute("SELECT name FROM users WHERE '@0' <= name AND name < '@a'")
 | |
| 
 | |
|     regex = re.compile(r"^@(\d+):")
 | |
| 
 | |
|     max_found = 0
 | |
| 
 | |
|     for (user_id,) in cur:
 | |
|         match = regex.search(user_id)
 | |
|         if match:
 | |
|             max_found = max(int(match.group(1)), max_found)
 | |
|     return max_found
 |