1573 lines
		
	
	
		
			54 KiB
		
	
	
	
		
			Python
		
	
	
			
		
		
	
	
			1573 lines
		
	
	
		
			54 KiB
		
	
	
	
		
			Python
		
	
	
# -*- coding: utf-8 -*-
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# Copyright 2014-2016 OpenMarket Ltd
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# Copyright 2017-2018 New Vector Ltd
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# Copyright 2019 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.
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import logging
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import re
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from six import iterkeys
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from twisted.internet import defer
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from twisted.internet.defer import Deferred
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from synapse.api.constants import UserTypes
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from synapse.api.errors import Codes, StoreError, SynapseError, ThreepidValidationError
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from synapse.metrics.background_process_metrics import run_as_background_process
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from synapse.storage._base import SQLBaseStore
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from synapse.storage.database import Database
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from synapse.types import UserID
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from synapse.util.caches.descriptors import cached, cachedInlineCallbacks
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THIRTY_MINUTES_IN_MS = 30 * 60 * 1000
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logger = logging.getLogger(__name__)
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class RegistrationWorkerStore(SQLBaseStore):
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    def __init__(self, database: Database, db_conn, hs):
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        super(RegistrationWorkerStore, self).__init__(database, db_conn, hs)
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        self.config = hs.config
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        self.clock = hs.get_clock()
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    @cached()
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    def get_user_by_id(self, user_id):
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        return self.db.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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        )
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    @defer.inlineCallbacks
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    def is_trial_user(self, user_id):
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        """Checks if user is in the "trial" period, i.e. within the first
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        N days of registration defined by `mau_trial_days` config
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        Args:
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            user_id (str)
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        Returns:
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            Deferred[bool]
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        """
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        info = yield 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()
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    def get_user_by_access_token(self, token):
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        """Get a user from the given access token.
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        Args:
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            token (str): The access token of a user.
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        Returns:
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            defer.Deferred: None, if the token did not match, otherwise dict
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                including the keys `name`, `is_guest`, `device_id`, `token_id`,
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                `valid_until_ms`.
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        """
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        return self.db.runInteraction(
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            "get_user_by_access_token", self._query_for_auth, token
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        )
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    @cachedInlineCallbacks()
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    def get_expiration_ts_for_user(self, user_id):
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        """Get the expiration timestamp for the account bearing a given user ID.
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        Args:
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            user_id (str): The ID of the user.
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        Returns:
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            defer.Deferred: None, if the account has no expiration timestamp,
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                otherwise int representation of the timestamp (as a number of
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                milliseconds since epoch).
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        """
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        res = yield self.db.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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        return res
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    @defer.inlineCallbacks
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    def set_account_validity_for_user(
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        self, user_id, expiration_ts, email_sent, renewal_token=None
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    ):
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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 (str): ID of the account to update properties for.
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            expiration_ts (int): New expiration date, as a timestamp in milliseconds
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                since epoch.
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            email_sent (bool): True means a renewal email has been sent for this
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                account and there's no need to send another one for the current validity
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                period.
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            renewal_token (str): 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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        def set_account_validity_for_user_txn(txn):
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            self.db.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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        yield self.db.runInteraction(
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            "set_account_validity_for_user", set_account_validity_for_user_txn
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        )
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    @defer.inlineCallbacks
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    def set_renewal_token_for_user(self, user_id, renewal_token):
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        """Defines a renewal token for a given user.
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        Args:
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            user_id (str): ID of the user to set the renewal token for.
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            renewal_token (str): Random unique string that will be used to renew the
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                user's account.
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        Raises:
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            StoreError: The provided token is already set for another user.
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        """
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        yield self.db.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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        )
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    @defer.inlineCallbacks
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    def get_user_from_renewal_token(self, renewal_token):
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        """Get a user ID from a renewal token.
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        Args:
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            renewal_token (str): The renewal token to perform the lookup with.
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        Returns:
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            defer.Deferred[str]: The ID of the user to which the token belongs.
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        """
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        res = yield self.db.simple_select_one_onecol(
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            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",
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        )
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        return res
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    @defer.inlineCallbacks
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    def get_renewal_token_for_user(self, user_id):
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        """Get the renewal token associated with a given user ID.
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        Args:
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            user_id (str): The user ID to lookup a token for.
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        Returns:
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            defer.Deferred[str]: The renewal token associated with this user ID.
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        """
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        res = yield self.db.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",
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        )
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        return res
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    @defer.inlineCallbacks
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    def get_users_expiring_soon(self):
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        """Selects users whose account will expire in the [now, now + renew_at] time
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        window (see configuration for account_validity for information on what renew_at
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        refers to).
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        Returns:
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            Deferred: Resolves to a list[dict[user_id (str), expiration_ts_ms (int)]]
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        """
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        def select_users_txn(txn, now_ms, renew_at):
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            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 - ?) <= ?"
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            )
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            values = [False, now_ms, renew_at]
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            txn.execute(sql, values)
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            return self.db.cursor_to_dict(txn)
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        res = yield self.db.runInteraction(
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            "get_users_expiring_soon",
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            select_users_txn,
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            self.clock.time_msec(),
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            self.config.account_validity.renew_at,
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        )
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        return res
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    @defer.inlineCallbacks
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    def set_renewal_mail_status(self, user_id, email_sent):
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        """Sets or unsets the flag that indicates whether a renewal email has been sent
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        to the user (and the user hasn't renewed their account yet).
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        Args:
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            user_id (str): ID of the user to set/unset the flag for.
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            email_sent (bool): Flag which indicates whether a renewal email has been sent
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                to this user.
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        """
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        yield self.db.simple_update_one(
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            table="account_validity",
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            keyvalues={"user_id": user_id},
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            updatevalues={"email_sent": email_sent},
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            desc="set_renewal_mail_status",
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        )
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    @defer.inlineCallbacks
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    def delete_account_validity_for_user(self, user_id):
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        """Deletes the entry for the given user in the account validity table, removing
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        their expiration date and renewal token.
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        Args:
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            user_id (str): ID of the user to remove from the account validity table.
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        """
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        yield self.db.simple_delete_one(
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            table="account_validity",
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            keyvalues={"user_id": user_id},
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            desc="delete_account_validity_for_user",
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        )
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    @defer.inlineCallbacks
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    def is_server_admin(self, user):
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        """Determines if a user is an admin of this homeserver.
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        Args:
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            user (UserID): user ID of the user to test
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        Returns (bool):
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            true iff the user is a server admin, false otherwise.
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        """
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        res = yield self.db.simple_select_one_onecol(
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            table="users",
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            keyvalues={"name": user.to_string()},
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            retcol="admin",
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            allow_none=True,
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            desc="is_server_admin",
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        )
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        return bool(res) if res else False
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    def set_server_admin(self, user, admin):
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        """Sets whether a user is an admin of this homeserver.
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        Args:
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            user (UserID): user ID of the user to test
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            admin (bool): true iff the user is to be a server admin,
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                false otherwise.
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        """
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        return self.db.simple_update_one(
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            table="users",
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            keyvalues={"name": user.to_string()},
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            updatevalues={"admin": 1 if admin else 0},
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            desc="set_server_admin",
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        )
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    def _query_for_auth(self, txn, token):
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        sql = (
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            "SELECT users.name, users.is_guest, access_tokens.id as token_id,"
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            " access_tokens.device_id, access_tokens.valid_until_ms"
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            " FROM users"
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            " INNER JOIN access_tokens on users.name = access_tokens.user_id"
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            " WHERE token = ?"
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        )
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        txn.execute(sql, (token,))
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        rows = self.db.cursor_to_dict(txn)
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        if rows:
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            return rows[0]
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        return None
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    @cachedInlineCallbacks()
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    def is_real_user(self, user_id):
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        """Determines if the user is a real user, ie does not have a 'user_type'.
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        Args:
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            user_id (str): user id to test
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        Returns:
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            Deferred[bool]: True if user 'user_type' is null or empty string
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        """
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        res = yield self.db.runInteraction(
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            "is_real_user", self.is_real_user_txn, user_id
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        )
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        return res
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    @cachedInlineCallbacks()
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    def is_support_user(self, user_id):
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        """Determines if the user is of type UserTypes.SUPPORT
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        Args:
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            user_id (str): user id to test
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        Returns:
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            Deferred[bool]: True if user is of type UserTypes.SUPPORT
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        """
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        res = yield self.db.runInteraction(
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            "is_support_user", self.is_support_user_txn, user_id
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        )
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        return res
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    def is_real_user_txn(self, txn, user_id):
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        res = self.db.simple_select_one_onecol_txn(
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            txn=txn,
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            table="users",
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            keyvalues={"name": user_id},
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            retcol="user_type",
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            allow_none=True,
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        )
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        return res is None
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    def is_support_user_txn(self, txn, user_id):
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        res = self.db.simple_select_one_onecol_txn(
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            txn=txn,
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            table="users",
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            keyvalues={"name": user_id},
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            retcol="user_type",
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            allow_none=True,
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        )
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        return True if res == UserTypes.SUPPORT else False
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    def get_users_by_id_case_insensitive(self, user_id):
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        """Gets users that match user_id case insensitively.
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        Returns a mapping of user_id -> password_hash.
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        """
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        def f(txn):
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            sql = "SELECT name, password_hash FROM users WHERE lower(name) = lower(?)"
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            txn.execute(sql, (user_id,))
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            return dict(txn)
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        return self.db.runInteraction("get_users_by_id_case_insensitive", f)
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    async def get_user_by_external_id(
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        self, auth_provider: str, external_id: str
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    ) -> str:
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        """Look up a user by their external auth id
 | 
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 | 
						|
        Args:
 | 
						|
            auth_provider: identifier for the remote auth provider
 | 
						|
            external_id: id on that system
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						|
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						|
        Returns:
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            str|None: the mxid of the user, or None if they are not known
 | 
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        """
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						|
        return await self.db.simple_select_one_onecol(
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            table="user_external_ids",
 | 
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            keyvalues={"auth_provider": auth_provider, "external_id": external_id},
 | 
						|
            retcol="user_id",
 | 
						|
            allow_none=True,
 | 
						|
            desc="get_user_by_external_id",
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						|
        )
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						|
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						|
    @defer.inlineCallbacks
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						|
    def count_all_users(self):
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        """Counts all users registered on the homeserver."""
 | 
						|
 | 
						|
        def _count_users(txn):
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						|
            txn.execute("SELECT COUNT(*) AS users FROM users")
 | 
						|
            rows = self.db.cursor_to_dict(txn)
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						|
            if rows:
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						|
                return rows[0]["users"]
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            return 0
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						|
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						|
        ret = yield self.db.runInteraction("count_users", _count_users)
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        return ret
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						|
 | 
						|
    def count_daily_user_type(self):
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        """
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						|
        Counts 1) native non guest users
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               2) native guests users
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               3) bridged users
 | 
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        who registered on the homeserver in the past 24 hours
 | 
						|
        """
 | 
						|
 | 
						|
        def _count_daily_user_type(txn):
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						|
            yesterday = int(self._clock.time()) - (60 * 60 * 24)
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						|
 | 
						|
            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'
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						|
                        WHEN is_guest=0 AND appservice_id IS NOT NULL THEN 'bridged'
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						|
                    END AS user_type
 | 
						|
                    FROM users
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						|
                    WHERE creation_ts > ?
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						|
                ) AS t GROUP BY user_type
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						|
            """
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						|
            results = {"native": 0, "guest": 0, "bridged": 0}
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            txn.execute(sql, (yesterday,))
 | 
						|
            for row in txn:
 | 
						|
                results[row[0]] = row[1]
 | 
						|
            return results
 | 
						|
 | 
						|
        return self.db.runInteraction("count_daily_user_type", _count_daily_user_type)
 | 
						|
 | 
						|
    @defer.inlineCallbacks
 | 
						|
    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
 | 
						|
 | 
						|
        ret = yield self.db.runInteraction("count_users", _count_users)
 | 
						|
        return ret
 | 
						|
 | 
						|
    @defer.inlineCallbacks
 | 
						|
    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.cursor_to_dict(txn)
 | 
						|
            if rows:
 | 
						|
                return rows[0]["users"]
 | 
						|
            return 0
 | 
						|
 | 
						|
        ret = yield self.db.runInteraction("count_real_users", _count_users)
 | 
						|
        return ret
 | 
						|
 | 
						|
    @defer.inlineCallbacks
 | 
						|
    def find_next_generated_user_id_localpart(self):
 | 
						|
        """
 | 
						|
        Gets the localpart of the next generated user ID.
 | 
						|
 | 
						|
        Generated user IDs are integers, so we find the largest integer user ID
 | 
						|
        already taken and return that plus one.
 | 
						|
        """
 | 
						|
 | 
						|
        def _find_next_generated_user_id(txn):
 | 
						|
            # We bound between '@0' and '@a' to avoid pulling the entire table
 | 
						|
            # out.
 | 
						|
            txn.execute("SELECT name FROM users WHERE '@0' <= name AND name < '@a'")
 | 
						|
 | 
						|
            regex = re.compile(r"^@(\d+):")
 | 
						|
 | 
						|
            max_found = 0
 | 
						|
 | 
						|
            for (user_id,) in txn:
 | 
						|
                match = regex.search(user_id)
 | 
						|
                if match:
 | 
						|
                    max_found = max(int(match.group(1)), max_found)
 | 
						|
 | 
						|
            return max_found + 1
 | 
						|
 | 
						|
        return (
 | 
						|
            (
 | 
						|
                yield self.db.runInteraction(
 | 
						|
                    "find_next_generated_user_id", _find_next_generated_user_id
 | 
						|
                )
 | 
						|
            )
 | 
						|
        )
 | 
						|
 | 
						|
    @defer.inlineCallbacks
 | 
						|
    def get_user_id_by_threepid(self, medium, address):
 | 
						|
        """Returns user id from threepid
 | 
						|
 | 
						|
        Args:
 | 
						|
            medium (str): threepid medium e.g. email
 | 
						|
            address (str): threepid address e.g. me@example.com
 | 
						|
 | 
						|
        Returns:
 | 
						|
            Deferred[str|None]: user id or None if no user id/threepid mapping exists
 | 
						|
        """
 | 
						|
        user_id = yield self.db.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.simple_select_one_txn(
 | 
						|
            txn,
 | 
						|
            "user_threepids",
 | 
						|
            {"medium": medium, "address": address},
 | 
						|
            ["user_id"],
 | 
						|
            True,
 | 
						|
        )
 | 
						|
        if ret:
 | 
						|
            return ret["user_id"]
 | 
						|
        return None
 | 
						|
 | 
						|
    @defer.inlineCallbacks
 | 
						|
    def user_add_threepid(self, user_id, medium, address, validated_at, added_at):
 | 
						|
        yield self.db.simple_upsert(
 | 
						|
            "user_threepids",
 | 
						|
            {"medium": medium, "address": address},
 | 
						|
            {"user_id": user_id, "validated_at": validated_at, "added_at": added_at},
 | 
						|
        )
 | 
						|
 | 
						|
    @defer.inlineCallbacks
 | 
						|
    def user_get_threepids(self, user_id):
 | 
						|
        ret = yield self.db.simple_select_list(
 | 
						|
            "user_threepids",
 | 
						|
            {"user_id": user_id},
 | 
						|
            ["medium", "address", "validated_at", "added_at"],
 | 
						|
            "user_get_threepids",
 | 
						|
        )
 | 
						|
        return ret
 | 
						|
 | 
						|
    def user_delete_threepid(self, user_id, medium, address):
 | 
						|
        return self.db.simple_delete(
 | 
						|
            "user_threepids",
 | 
						|
            keyvalues={"user_id": user_id, "medium": medium, "address": address},
 | 
						|
            desc="user_delete_threepid",
 | 
						|
        )
 | 
						|
 | 
						|
    def user_delete_threepids(self, user_id: str):
 | 
						|
        """Delete all threepid this user has bound
 | 
						|
 | 
						|
        Args:
 | 
						|
             user_id: The user id to delete all threepids of
 | 
						|
 | 
						|
        """
 | 
						|
        return self.db.simple_delete(
 | 
						|
            "user_threepids",
 | 
						|
            keyvalues={"user_id": user_id},
 | 
						|
            desc="user_delete_threepids",
 | 
						|
        )
 | 
						|
 | 
						|
    def add_user_bound_threepid(self, user_id, medium, address, id_server):
 | 
						|
        """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 (str)
 | 
						|
            medium (str)
 | 
						|
            address (str)
 | 
						|
            id_server (str)
 | 
						|
 | 
						|
        Returns:
 | 
						|
            Deferred
 | 
						|
        """
 | 
						|
        # We need to use an upsert, in case they user had already bound the
 | 
						|
        # threepid
 | 
						|
        return self.db.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",
 | 
						|
        )
 | 
						|
 | 
						|
    def user_get_bound_threepids(self, user_id):
 | 
						|
        """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 (str): The ID of the user to retrieve threepids for
 | 
						|
 | 
						|
        Returns:
 | 
						|
            Deferred[list[dict]]: List of dictionaries containing the following:
 | 
						|
                medium (str): The medium of the threepid (e.g "email")
 | 
						|
                address (str): The address of the threepid (e.g "bob@example.com")
 | 
						|
        """
 | 
						|
        return self.db.simple_select_list(
 | 
						|
            table="user_threepid_id_server",
 | 
						|
            keyvalues={"user_id": user_id},
 | 
						|
            retcols=["medium", "address"],
 | 
						|
            desc="user_get_bound_threepids",
 | 
						|
        )
 | 
						|
 | 
						|
    def remove_user_bound_threepid(self, user_id, medium, address, id_server):
 | 
						|
        """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 (str)
 | 
						|
            medium (str)
 | 
						|
            address (str)
 | 
						|
            id_server (str)
 | 
						|
 | 
						|
        Returns:
 | 
						|
            Deferred
 | 
						|
        """
 | 
						|
        return self.db.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",
 | 
						|
        )
 | 
						|
 | 
						|
    def get_id_servers_user_bound(self, user_id, medium, address):
 | 
						|
        """Get the list of identity servers that the server proxied bind
 | 
						|
        requests to for given user and threepid
 | 
						|
 | 
						|
        Args:
 | 
						|
            user_id (str)
 | 
						|
            medium (str)
 | 
						|
            address (str)
 | 
						|
 | 
						|
        Returns:
 | 
						|
            Deferred[list[str]]: Resolves to a list of identity servers
 | 
						|
        """
 | 
						|
        return self.db.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",
 | 
						|
        )
 | 
						|
 | 
						|
    @cachedInlineCallbacks()
 | 
						|
    def get_user_deactivated_status(self, user_id):
 | 
						|
        """Retrieve the value for the `deactivated` property for the provided user.
 | 
						|
 | 
						|
        Args:
 | 
						|
            user_id (str): The ID of the user to retrieve the status for.
 | 
						|
 | 
						|
        Returns:
 | 
						|
            defer.Deferred(bool): The requested value.
 | 
						|
        """
 | 
						|
 | 
						|
        res = yield self.db.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
 | 
						|
 | 
						|
    def get_threepid_validation_session(
 | 
						|
        self, medium, client_secret, address=None, sid=None, validated=True
 | 
						|
    ):
 | 
						|
        """Gets a session_id and last_send_attempt (if available) for a
 | 
						|
        combination of validation metadata
 | 
						|
 | 
						|
        Args:
 | 
						|
            medium (str|None): The medium of the 3PID
 | 
						|
            address (str|None): The address of the 3PID
 | 
						|
            sid (str|None): The ID of the validation session
 | 
						|
            client_secret (str): A unique string provided by the client to help identify this
 | 
						|
                validation attempt
 | 
						|
            validated (bool|None): Whether sessions should be filtered by
 | 
						|
                whether they have been validated already or not. None to
 | 
						|
                perform no filtering
 | 
						|
 | 
						|
        Returns:
 | 
						|
            Deferred[dict|None]: 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 iterkeys(keyvalues)),
 | 
						|
            )
 | 
						|
 | 
						|
            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.cursor_to_dict(txn)
 | 
						|
            if not rows:
 | 
						|
                return None
 | 
						|
 | 
						|
            return rows[0]
 | 
						|
 | 
						|
        return self.db.runInteraction(
 | 
						|
            "get_threepid_validation_session", get_threepid_validation_session_txn
 | 
						|
        )
 | 
						|
 | 
						|
    def delete_threepid_session(self, session_id):
 | 
						|
        """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 (str): The ID of the session to delete
 | 
						|
        """
 | 
						|
 | 
						|
        def delete_threepid_session_txn(txn):
 | 
						|
            self.db.simple_delete_txn(
 | 
						|
                txn,
 | 
						|
                table="threepid_validation_token",
 | 
						|
                keyvalues={"session_id": session_id},
 | 
						|
            )
 | 
						|
            self.db.simple_delete_txn(
 | 
						|
                txn,
 | 
						|
                table="threepid_validation_session",
 | 
						|
                keyvalues={"session_id": session_id},
 | 
						|
            )
 | 
						|
 | 
						|
        return self.db.runInteraction(
 | 
						|
            "delete_threepid_session", delete_threepid_session_txn
 | 
						|
        )
 | 
						|
 | 
						|
 | 
						|
class RegistrationBackgroundUpdateStore(RegistrationWorkerStore):
 | 
						|
    def __init__(self, database: Database, db_conn, hs):
 | 
						|
        super(RegistrationBackgroundUpdateStore, self).__init__(database, db_conn, hs)
 | 
						|
 | 
						|
        self.clock = hs.get_clock()
 | 
						|
        self.config = hs.config
 | 
						|
 | 
						|
        self.db.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.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.updates.register_noop_background_update("refresh_tokens_device_index")
 | 
						|
 | 
						|
        self.db.updates.register_background_update_handler(
 | 
						|
            "user_threepids_grandfather", self._bg_user_threepids_grandfather
 | 
						|
        )
 | 
						|
 | 
						|
        self.db.updates.register_background_update_handler(
 | 
						|
            "users_set_deactivated_flag", self._background_update_set_deactivated_flag
 | 
						|
        )
 | 
						|
 | 
						|
    @defer.inlineCallbacks
 | 
						|
    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.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.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 = yield self.db.runInteraction(
 | 
						|
            "users_set_deactivated_flag", _background_update_set_deactivated_flag_txn
 | 
						|
        )
 | 
						|
 | 
						|
        if end:
 | 
						|
            yield self.db.updates._end_background_update("users_set_deactivated_flag")
 | 
						|
 | 
						|
        return nb_processed
 | 
						|
 | 
						|
    @defer.inlineCallbacks
 | 
						|
    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.executemany(sql, [(id_server,) for id_server in id_servers])
 | 
						|
 | 
						|
        if id_servers:
 | 
						|
            yield self.db.runInteraction(
 | 
						|
                "_bg_user_threepids_grandfather", _bg_user_threepids_grandfather_txn
 | 
						|
            )
 | 
						|
 | 
						|
        yield self.db.updates._end_background_update("user_threepids_grandfather")
 | 
						|
 | 
						|
        return 1
 | 
						|
 | 
						|
 | 
						|
class RegistrationStore(RegistrationBackgroundUpdateStore):
 | 
						|
    def __init__(self, database: Database, db_conn, hs):
 | 
						|
        super(RegistrationStore, self).__init__(database, db_conn, hs)
 | 
						|
 | 
						|
        self._account_validity = hs.config.account_validity
 | 
						|
 | 
						|
        if self._account_validity.enabled:
 | 
						|
            self._clock.call_later(
 | 
						|
                0.0,
 | 
						|
                run_as_background_process,
 | 
						|
                "account_validity_set_expiration_dates",
 | 
						|
                self._set_expiration_date_when_missing,
 | 
						|
            )
 | 
						|
 | 
						|
        # Create a background job for culling expired 3PID validity tokens
 | 
						|
        def start_cull():
 | 
						|
            # run as a background process to make sure that the database transactions
 | 
						|
            # have a logcontext to report to
 | 
						|
            return run_as_background_process(
 | 
						|
                "cull_expired_threepid_validation_tokens",
 | 
						|
                self.cull_expired_threepid_validation_tokens,
 | 
						|
            )
 | 
						|
 | 
						|
        hs.get_clock().looping_call(start_cull, THIRTY_MINUTES_IN_MS)
 | 
						|
 | 
						|
    @defer.inlineCallbacks
 | 
						|
    def add_access_token_to_user(self, user_id, token, device_id, valid_until_ms):
 | 
						|
        """Adds an access token for the given user.
 | 
						|
 | 
						|
        Args:
 | 
						|
            user_id (str): The user ID.
 | 
						|
            token (str): The new access token to add.
 | 
						|
            device_id (str): ID of the device to associate with the access
 | 
						|
                token
 | 
						|
            valid_until_ms (int|None): when the token is valid until. None for
 | 
						|
                no expiry.
 | 
						|
        Raises:
 | 
						|
            StoreError if there was a problem adding this.
 | 
						|
        """
 | 
						|
        next_id = self._access_tokens_id_gen.get_next()
 | 
						|
 | 
						|
        yield self.db.simple_insert(
 | 
						|
            "access_tokens",
 | 
						|
            {
 | 
						|
                "id": next_id,
 | 
						|
                "user_id": user_id,
 | 
						|
                "token": token,
 | 
						|
                "device_id": device_id,
 | 
						|
                "valid_until_ms": valid_until_ms,
 | 
						|
            },
 | 
						|
            desc="add_access_token_to_user",
 | 
						|
        )
 | 
						|
 | 
						|
    def register_user(
 | 
						|
        self,
 | 
						|
        user_id,
 | 
						|
        password_hash=None,
 | 
						|
        was_guest=False,
 | 
						|
        make_guest=False,
 | 
						|
        appservice_id=None,
 | 
						|
        create_profile_with_displayname=None,
 | 
						|
        admin=False,
 | 
						|
        user_type=None,
 | 
						|
    ):
 | 
						|
        """Attempts to register an account.
 | 
						|
 | 
						|
        Args:
 | 
						|
            user_id (str): The desired user ID to register.
 | 
						|
            password_hash (str): Optional. The password hash for this user.
 | 
						|
            was_guest (bool): Optional. Whether this is a guest account being
 | 
						|
                upgraded to a non-guest account.
 | 
						|
            make_guest (boolean): True if the the new user should be guest,
 | 
						|
                false to add a regular user account.
 | 
						|
            appservice_id (str): The ID of the appservice registering the user.
 | 
						|
            create_profile_with_displayname (unicode): Optionally create a profile for
 | 
						|
                the user, setting their displayname to the given value
 | 
						|
            admin (boolean): is an admin user?
 | 
						|
            user_type (str|None): type of user. One of the values from
 | 
						|
                api.constants.UserTypes, or None for a normal user.
 | 
						|
 | 
						|
        Raises:
 | 
						|
            StoreError if the user_id could not be registered.
 | 
						|
        """
 | 
						|
        return self.db.runInteraction(
 | 
						|
            "register_user",
 | 
						|
            self._register_user,
 | 
						|
            user_id,
 | 
						|
            password_hash,
 | 
						|
            was_guest,
 | 
						|
            make_guest,
 | 
						|
            appservice_id,
 | 
						|
            create_profile_with_displayname,
 | 
						|
            admin,
 | 
						|
            user_type,
 | 
						|
        )
 | 
						|
 | 
						|
    def _register_user(
 | 
						|
        self,
 | 
						|
        txn,
 | 
						|
        user_id,
 | 
						|
        password_hash,
 | 
						|
        was_guest,
 | 
						|
        make_guest,
 | 
						|
        appservice_id,
 | 
						|
        create_profile_with_displayname,
 | 
						|
        admin,
 | 
						|
        user_type,
 | 
						|
    ):
 | 
						|
        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.simple_select_one_txn(
 | 
						|
                    txn,
 | 
						|
                    "users",
 | 
						|
                    keyvalues={"name": user_id, "is_guest": 1},
 | 
						|
                    retcols=("name",),
 | 
						|
                    allow_none=False,
 | 
						|
                )
 | 
						|
 | 
						|
                self.db.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,
 | 
						|
                    },
 | 
						|
                )
 | 
						|
            else:
 | 
						|
                self.db.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,
 | 
						|
                    },
 | 
						|
                )
 | 
						|
 | 
						|
        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,))
 | 
						|
        txn.call_after(self.is_guest.invalidate, (user_id,))
 | 
						|
 | 
						|
    def record_user_external_id(
 | 
						|
        self, auth_provider: str, external_id: str, user_id: str
 | 
						|
    ) -> Deferred:
 | 
						|
        """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
 | 
						|
        """
 | 
						|
        return self.db.simple_insert(
 | 
						|
            table="user_external_ids",
 | 
						|
            values={
 | 
						|
                "auth_provider": auth_provider,
 | 
						|
                "external_id": external_id,
 | 
						|
                "user_id": user_id,
 | 
						|
            },
 | 
						|
            desc="record_user_external_id",
 | 
						|
        )
 | 
						|
 | 
						|
    def user_set_password_hash(self, user_id, password_hash):
 | 
						|
        """
 | 
						|
        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.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,))
 | 
						|
 | 
						|
        return self.db.runInteraction(
 | 
						|
            "user_set_password_hash", user_set_password_hash_txn
 | 
						|
        )
 | 
						|
 | 
						|
    def user_set_consent_version(self, user_id, consent_version):
 | 
						|
        """Updates the user table to record privacy policy consent
 | 
						|
 | 
						|
        Args:
 | 
						|
            user_id (str): full mxid of the user to update
 | 
						|
            consent_version (str): version of the policy the user has consented
 | 
						|
                to
 | 
						|
 | 
						|
        Raises:
 | 
						|
            StoreError(404) if user not found
 | 
						|
        """
 | 
						|
 | 
						|
        def f(txn):
 | 
						|
            self.db.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,))
 | 
						|
 | 
						|
        return self.db.runInteraction("user_set_consent_version", f)
 | 
						|
 | 
						|
    def user_set_consent_server_notice_sent(self, user_id, consent_version):
 | 
						|
        """Updates the user table to record that we have sent the user a server
 | 
						|
        notice about privacy policy consent
 | 
						|
 | 
						|
        Args:
 | 
						|
            user_id (str): full mxid of the user to update
 | 
						|
            consent_version (str): version of the policy we have notified the
 | 
						|
                user about
 | 
						|
 | 
						|
        Raises:
 | 
						|
            StoreError(404) if user not found
 | 
						|
        """
 | 
						|
 | 
						|
        def f(txn):
 | 
						|
            self.db.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,))
 | 
						|
 | 
						|
        return self.db.runInteraction("user_set_consent_server_notice_sent", f)
 | 
						|
 | 
						|
    def user_delete_access_tokens(self, user_id, except_token_id=None, device_id=None):
 | 
						|
        """
 | 
						|
        Invalidate access tokens belonging to a user
 | 
						|
 | 
						|
        Args:
 | 
						|
            user_id (str):  ID of user the tokens belong to
 | 
						|
            except_token_id (str): list of access_tokens IDs which should
 | 
						|
                *not* be deleted
 | 
						|
            device_id (str|None):  ID of device the tokens are associated with.
 | 
						|
                If None, tokens associated with any device (or no device) will
 | 
						|
                be deleted
 | 
						|
        Returns:
 | 
						|
            defer.Deferred[list[str, int, str|None, int]]: a list 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 self.db.runInteraction("user_delete_access_tokens", f)
 | 
						|
 | 
						|
    def delete_access_token(self, access_token):
 | 
						|
        def f(txn):
 | 
						|
            self.db.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,)
 | 
						|
            )
 | 
						|
 | 
						|
        return self.db.runInteraction("delete_access_token", f)
 | 
						|
 | 
						|
    @cachedInlineCallbacks()
 | 
						|
    def is_guest(self, user_id):
 | 
						|
        res = yield self.db.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
 | 
						|
 | 
						|
    def add_user_pending_deactivation(self, user_id):
 | 
						|
        """
 | 
						|
        Adds a user to the table of users who need to be parted from all the rooms they're
 | 
						|
        in
 | 
						|
        """
 | 
						|
        return self.db.simple_insert(
 | 
						|
            "users_pending_deactivation",
 | 
						|
            values={"user_id": user_id},
 | 
						|
            desc="add_user_pending_deactivation",
 | 
						|
        )
 | 
						|
 | 
						|
    def del_user_pending_deactivation(self, user_id):
 | 
						|
        """
 | 
						|
        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.
 | 
						|
        return self.db.simple_delete(
 | 
						|
            "users_pending_deactivation",
 | 
						|
            keyvalues={"user_id": user_id},
 | 
						|
            desc="del_user_pending_deactivation",
 | 
						|
        )
 | 
						|
 | 
						|
    def get_user_pending_deactivation(self):
 | 
						|
        """
 | 
						|
        Gets one user from the table of users waiting to be parted from all the rooms
 | 
						|
        they're in.
 | 
						|
        """
 | 
						|
        return self.db.simple_select_one_onecol(
 | 
						|
            "users_pending_deactivation",
 | 
						|
            keyvalues={},
 | 
						|
            retcol="user_id",
 | 
						|
            allow_none=True,
 | 
						|
            desc="get_users_pending_deactivation",
 | 
						|
        )
 | 
						|
 | 
						|
    def validate_threepid_session(self, session_id, client_secret, token, current_ts):
 | 
						|
        """Attempt to validate a threepid session using a token
 | 
						|
 | 
						|
        Args:
 | 
						|
            session_id (str): The id of a validation session
 | 
						|
            client_secret (str): A unique string provided by the client to
 | 
						|
                help identify this validation attempt
 | 
						|
            token (str): A validation token
 | 
						|
            current_ts (int): 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:
 | 
						|
            deferred str|None: 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.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:
 | 
						|
                raise ThreepidValidationError(400, "Unknown session_id")
 | 
						|
            retrieved_client_secret = row["client_secret"]
 | 
						|
            validated_at = row["validated_at"]
 | 
						|
 | 
						|
            if retrieved_client_secret != client_secret:
 | 
						|
                raise ThreepidValidationError(
 | 
						|
                    400, "This client_secret does not match the provided session_id"
 | 
						|
                )
 | 
						|
 | 
						|
            row = self.db.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 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.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 self.db.runInteraction(
 | 
						|
            "validate_threepid_session_txn", validate_threepid_session_txn
 | 
						|
        )
 | 
						|
 | 
						|
    def upsert_threepid_validation_session(
 | 
						|
        self,
 | 
						|
        medium,
 | 
						|
        address,
 | 
						|
        client_secret,
 | 
						|
        send_attempt,
 | 
						|
        session_id,
 | 
						|
        validated_at=None,
 | 
						|
    ):
 | 
						|
        """Upsert a threepid validation session
 | 
						|
        Args:
 | 
						|
            medium (str): The medium of the 3PID
 | 
						|
            address (str): The address of the 3PID
 | 
						|
            client_secret (str): A unique string provided by the client to
 | 
						|
                help identify this validation attempt
 | 
						|
            send_attempt (int): The latest send_attempt on this session
 | 
						|
            session_id (str): The id of this validation session
 | 
						|
            validated_at (int|None): The unix timestamp in milliseconds of
 | 
						|
                when the session was marked as valid
 | 
						|
        """
 | 
						|
        insertion_values = {
 | 
						|
            "medium": medium,
 | 
						|
            "address": address,
 | 
						|
            "client_secret": client_secret,
 | 
						|
        }
 | 
						|
 | 
						|
        if validated_at:
 | 
						|
            insertion_values["validated_at"] = validated_at
 | 
						|
 | 
						|
        return self.db.simple_upsert(
 | 
						|
            table="threepid_validation_session",
 | 
						|
            keyvalues={"session_id": session_id},
 | 
						|
            values={"last_send_attempt": send_attempt},
 | 
						|
            insertion_values=insertion_values,
 | 
						|
            desc="upsert_threepid_validation_session",
 | 
						|
        )
 | 
						|
 | 
						|
    def start_or_continue_validation_session(
 | 
						|
        self,
 | 
						|
        medium,
 | 
						|
        address,
 | 
						|
        session_id,
 | 
						|
        client_secret,
 | 
						|
        send_attempt,
 | 
						|
        next_link,
 | 
						|
        token,
 | 
						|
        token_expires,
 | 
						|
    ):
 | 
						|
        """Creates a new threepid validation session if it does not already
 | 
						|
        exist and associates a new validation token with it
 | 
						|
 | 
						|
        Args:
 | 
						|
            medium (str): The medium of the 3PID
 | 
						|
            address (str): The address of the 3PID
 | 
						|
            session_id (str): The id of this validation session
 | 
						|
            client_secret (str): A unique string provided by the client to
 | 
						|
                help identify this validation attempt
 | 
						|
            send_attempt (int): The latest send_attempt on this session
 | 
						|
            next_link (str|None): The link to redirect the user to upon
 | 
						|
                successful validation
 | 
						|
            token (str): The validation token
 | 
						|
            token_expires (int): 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.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.simple_insert_txn(
 | 
						|
                txn,
 | 
						|
                table="threepid_validation_token",
 | 
						|
                values={
 | 
						|
                    "session_id": session_id,
 | 
						|
                    "token": token,
 | 
						|
                    "next_link": next_link,
 | 
						|
                    "expires": token_expires,
 | 
						|
                },
 | 
						|
            )
 | 
						|
 | 
						|
        return self.db.runInteraction(
 | 
						|
            "start_or_continue_validation_session",
 | 
						|
            start_or_continue_validation_session_txn,
 | 
						|
        )
 | 
						|
 | 
						|
    def cull_expired_threepid_validation_tokens(self):
 | 
						|
        """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 < ?
 | 
						|
            """
 | 
						|
            return txn.execute(sql, (ts,))
 | 
						|
 | 
						|
        return self.db.runInteraction(
 | 
						|
            "cull_expired_threepid_validation_tokens",
 | 
						|
            cull_expired_threepid_validation_tokens_txn,
 | 
						|
            self.clock.time_msec(),
 | 
						|
        )
 | 
						|
 | 
						|
    @defer.inlineCallbacks
 | 
						|
    def set_user_deactivated_status(self, user_id, deactivated):
 | 
						|
        """Set the `deactivated` property for the provided user to the provided value.
 | 
						|
 | 
						|
        Args:
 | 
						|
            user_id (str): The ID of the user to set the status for.
 | 
						|
            deactivated (bool): The value to set for `deactivated`.
 | 
						|
        """
 | 
						|
 | 
						|
        yield self.db.runInteraction(
 | 
						|
            "set_user_deactivated_status",
 | 
						|
            self.set_user_deactivated_status_txn,
 | 
						|
            user_id,
 | 
						|
            deactivated,
 | 
						|
        )
 | 
						|
 | 
						|
    def set_user_deactivated_status_txn(self, txn, user_id, deactivated):
 | 
						|
        self.db.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,)
 | 
						|
        )
 | 
						|
 | 
						|
    @defer.inlineCallbacks
 | 
						|
    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.cursor_to_dict(txn)
 | 
						|
            if res:
 | 
						|
                for user in res:
 | 
						|
                    self.set_expiration_date_for_user_txn(
 | 
						|
                        txn, user["name"], use_delta=True
 | 
						|
                    )
 | 
						|
 | 
						|
        yield self.db.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.simple_upsert_txn(
 | 
						|
            txn,
 | 
						|
            "account_validity",
 | 
						|
            keyvalues={"user_id": user_id},
 | 
						|
            values={"expiration_ts_ms": expiration_ts, "email_sent": False},
 | 
						|
        )
 |