1006 lines
40 KiB
Python
1006 lines
40 KiB
Python
# Copyright 2014 - 2016 OpenMarket Ltd
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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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"""Contains functions for registering clients."""
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import logging
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from typing import TYPE_CHECKING, Iterable, List, Optional, Tuple
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from prometheus_client import Counter
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from typing_extensions import TypedDict
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from synapse import types
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from synapse.api.constants import (
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MAX_USERID_LENGTH,
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EventContentFields,
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EventTypes,
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JoinRules,
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LoginType,
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)
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from synapse.api.errors import AuthError, Codes, ConsentNotGivenError, SynapseError
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from synapse.appservice import ApplicationService
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from synapse.config.server import is_threepid_reserved
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from synapse.http.servlet import assert_params_in_dict
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from synapse.replication.http.login import RegisterDeviceReplicationServlet
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from synapse.replication.http.register import (
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ReplicationPostRegisterActionsServlet,
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ReplicationRegisterServlet,
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)
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from synapse.spam_checker_api import RegistrationBehaviour
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from synapse.storage.state import StateFilter
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from synapse.types import RoomAlias, UserID, create_requester
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if TYPE_CHECKING:
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from synapse.server import HomeServer
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logger = logging.getLogger(__name__)
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registration_counter = Counter(
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"synapse_user_registrations_total",
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"Number of new users registered (since restart)",
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["guest", "shadow_banned", "auth_provider"],
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)
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login_counter = Counter(
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"synapse_user_logins_total",
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"Number of user logins (since restart)",
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["guest", "auth_provider"],
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)
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def init_counters_for_auth_provider(auth_provider_id: str) -> None:
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"""Ensure the prometheus counters for the given auth provider are initialised
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This fixes a problem where the counters are not reported for a given auth provider
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until the user first logs in/registers.
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"""
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for is_guest in (True, False):
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login_counter.labels(guest=is_guest, auth_provider=auth_provider_id)
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for shadow_banned in (True, False):
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registration_counter.labels(
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guest=is_guest,
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shadow_banned=shadow_banned,
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auth_provider=auth_provider_id,
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)
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class LoginDict(TypedDict):
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device_id: str
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access_token: str
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valid_until_ms: Optional[int]
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refresh_token: Optional[str]
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class RegistrationHandler:
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def __init__(self, hs: "HomeServer"):
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self.store = hs.get_datastore()
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self.clock = hs.get_clock()
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self.hs = hs
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self.auth = hs.get_auth()
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self._auth_handler = hs.get_auth_handler()
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self.profile_handler = hs.get_profile_handler()
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self.user_directory_handler = hs.get_user_directory_handler()
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self.identity_handler = self.hs.get_identity_handler()
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self.ratelimiter = hs.get_registration_ratelimiter()
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self.macaroon_gen = hs.get_macaroon_generator()
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self._account_validity_handler = hs.get_account_validity_handler()
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self._user_consent_version = self.hs.config.consent.user_consent_version
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self._server_notices_mxid = hs.config.servernotices.server_notices_mxid
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self._server_name = hs.hostname
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self.spam_checker = hs.get_spam_checker()
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if hs.config.worker.worker_app:
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self._register_client = ReplicationRegisterServlet.make_client(hs)
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self._register_device_client = RegisterDeviceReplicationServlet.make_client(
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hs
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)
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self._post_registration_client = (
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ReplicationPostRegisterActionsServlet.make_client(hs)
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)
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else:
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self.device_handler = hs.get_device_handler()
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self._register_device_client = self.register_device_inner
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self.pusher_pool = hs.get_pusherpool()
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self.session_lifetime = hs.config.registration.session_lifetime
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self.refreshable_access_token_lifetime = (
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hs.config.registration.refreshable_access_token_lifetime
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)
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self.refresh_token_lifetime = hs.config.registration.refresh_token_lifetime
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init_counters_for_auth_provider("")
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async def check_username(
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self,
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localpart: str,
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guest_access_token: Optional[str] = None,
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assigned_user_id: Optional[str] = None,
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) -> None:
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if types.contains_invalid_mxid_characters(localpart):
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raise SynapseError(
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400,
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"User ID can only contain characters a-z, 0-9, or '=_-./'",
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Codes.INVALID_USERNAME,
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)
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if not localpart:
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raise SynapseError(400, "User ID cannot be empty", Codes.INVALID_USERNAME)
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if localpart[0] == "_":
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raise SynapseError(
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400, "User ID may not begin with _", Codes.INVALID_USERNAME
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)
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user = UserID(localpart, self.hs.hostname)
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user_id = user.to_string()
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if assigned_user_id:
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if user_id == assigned_user_id:
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return
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else:
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raise SynapseError(
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400,
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"A different user ID has already been registered for this session",
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)
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self.check_user_id_not_appservice_exclusive(user_id)
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if len(user_id) > MAX_USERID_LENGTH:
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raise SynapseError(
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400,
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"User ID may not be longer than %s characters" % (MAX_USERID_LENGTH,),
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Codes.INVALID_USERNAME,
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)
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users = await self.store.get_users_by_id_case_insensitive(user_id)
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if users:
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if not guest_access_token:
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raise SynapseError(
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400, "User ID already taken.", errcode=Codes.USER_IN_USE
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)
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user_data = await self.auth.get_user_by_access_token(guest_access_token)
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if (
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not user_data.is_guest
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or UserID.from_string(user_data.user_id).localpart != localpart
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):
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raise AuthError(
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403,
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"Cannot register taken user ID without valid guest "
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"credentials for that user.",
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errcode=Codes.FORBIDDEN,
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)
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if guest_access_token is None:
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try:
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int(localpart)
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raise SynapseError(
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400,
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"Numeric user IDs are reserved for guest users.",
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errcode=Codes.INVALID_USERNAME,
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)
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except ValueError:
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pass
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async def register_user(
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self,
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localpart: Optional[str] = None,
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password_hash: Optional[str] = None,
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guest_access_token: Optional[str] = None,
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make_guest: bool = False,
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admin: bool = False,
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threepid: Optional[dict] = None,
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user_type: Optional[str] = None,
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default_display_name: Optional[str] = None,
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address: Optional[str] = None,
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bind_emails: Optional[Iterable[str]] = None,
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by_admin: bool = False,
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user_agent_ips: Optional[List[Tuple[str, str]]] = None,
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auth_provider_id: Optional[str] = None,
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) -> str:
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"""Registers a new client on the server.
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Args:
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localpart: The local part of the user ID to register. If None,
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one will be generated.
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password_hash: The hashed password to assign to this user so they can
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login again. This can be None which means they cannot login again
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via a password (e.g. the user is an application service user).
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guest_access_token: The access token used when this was a guest
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account.
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make_guest: True if the the new user should be guest,
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false to add a regular user account.
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admin: True if the user should be registered as a server admin.
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threepid: The threepid used for registering, if any.
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user_type: type of user. One of the values from
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api.constants.UserTypes, or None for a normal user.
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default_display_name: if set, the new user's displayname
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will be set to this. Defaults to 'localpart'.
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address: the IP address used to perform the registration.
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bind_emails: list of emails to bind to this account.
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by_admin: True if this registration is being made via the
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admin api, otherwise False.
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user_agent_ips: Tuples of user-agents and IP addresses used
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during the registration process.
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auth_provider_id: The SSO IdP the user used, if any.
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Returns:
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The registered user_id.
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Raises:
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SynapseError if there was a problem registering.
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"""
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bind_emails = bind_emails or []
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await self.check_registration_ratelimit(address)
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result = await self.spam_checker.check_registration_for_spam(
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threepid,
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localpart,
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user_agent_ips or [],
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auth_provider_id=auth_provider_id,
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)
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if result == RegistrationBehaviour.DENY:
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logger.info(
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"Blocked registration of %r",
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localpart,
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)
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# We return a 429 to make it not obvious that they've been
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# denied.
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raise SynapseError(429, "Rate limited")
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shadow_banned = result == RegistrationBehaviour.SHADOW_BAN
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if shadow_banned:
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logger.info(
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"Shadow banning registration of %r",
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localpart,
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)
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# do not check_auth_blocking if the call is coming through the Admin API
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if not by_admin:
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await self.auth.check_auth_blocking(threepid=threepid)
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if localpart is not None:
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await self.check_username(localpart, guest_access_token=guest_access_token)
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was_guest = guest_access_token is not None
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user = UserID(localpart, self.hs.hostname)
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user_id = user.to_string()
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if was_guest:
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# If the user was a guest then they already have a profile
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default_display_name = None
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elif default_display_name is None:
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default_display_name = localpart
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await self.register_with_store(
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user_id=user_id,
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password_hash=password_hash,
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was_guest=was_guest,
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make_guest=make_guest,
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create_profile_with_displayname=default_display_name,
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admin=admin,
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user_type=user_type,
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address=address,
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shadow_banned=shadow_banned,
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)
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profile = await self.store.get_profileinfo(localpart)
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await self.user_directory_handler.handle_local_profile_change(
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user_id, profile
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)
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else:
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# autogen a sequential user ID
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fail_count = 0
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# If a default display name is not given, generate one.
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generate_display_name = default_display_name is None
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# This breaks on successful registration *or* errors after 10 failures.
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while True:
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# Fail after being unable to find a suitable ID a few times
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if fail_count > 10:
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raise SynapseError(500, "Unable to find a suitable guest user ID")
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localpart = await self.store.generate_user_id()
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user = UserID(localpart, self.hs.hostname)
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user_id = user.to_string()
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self.check_user_id_not_appservice_exclusive(user_id)
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if generate_display_name:
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default_display_name = localpart
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try:
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await self.register_with_store(
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user_id=user_id,
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password_hash=password_hash,
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make_guest=make_guest,
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create_profile_with_displayname=default_display_name,
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address=address,
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shadow_banned=shadow_banned,
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)
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# Successfully registered
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break
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except SynapseError:
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# if user id is taken, just generate another
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fail_count += 1
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registration_counter.labels(
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guest=make_guest,
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shadow_banned=shadow_banned,
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auth_provider=(auth_provider_id or ""),
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).inc()
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# If the user does not need to consent at registration, auto-join any
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# configured rooms.
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if not self.hs.config.consent.user_consent_at_registration:
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if (
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not self.hs.config.registration.auto_join_rooms_for_guests
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and make_guest
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):
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logger.info(
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"Skipping auto-join for %s because auto-join for guests is disabled",
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user_id,
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)
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else:
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await self._auto_join_rooms(user_id)
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else:
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logger.info(
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"Skipping auto-join for %s because consent is required at registration",
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user_id,
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)
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# Bind any specified emails to this account
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current_time = self.hs.get_clock().time_msec()
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for email in bind_emails:
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# generate threepid dict
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threepid_dict = {
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"medium": "email",
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"address": email,
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"validated_at": current_time,
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}
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# Bind email to new account
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await self._register_email_threepid(user_id, threepid_dict, None)
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return user_id
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async def _create_and_join_rooms(self, user_id: str) -> None:
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"""
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Create the auto-join rooms and join or invite the user to them.
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This should only be called when the first "real" user registers.
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Args:
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user_id: The user to join
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"""
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# Getting the handlers during init gives a dependency loop.
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room_creation_handler = self.hs.get_room_creation_handler()
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room_member_handler = self.hs.get_room_member_handler()
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# Generate a stub for how the rooms will be configured.
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stub_config = {
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"preset": self.hs.config.registration.autocreate_auto_join_room_preset,
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}
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# If the configuration provides a user ID to create rooms with, use
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# that instead of the first user registered.
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requires_join = False
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if self.hs.config.registration.auto_join_user_id:
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fake_requester = create_requester(
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self.hs.config.registration.auto_join_user_id,
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authenticated_entity=self._server_name,
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)
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# If the room requires an invite, add the user to the list of invites.
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if self.hs.config.registration.auto_join_room_requires_invite:
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stub_config["invite"] = [user_id]
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# If the room is being created by a different user, the first user
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# registered needs to join it. Note that in the case of an invitation
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# being necessary this will occur after the invite was sent.
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requires_join = True
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else:
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fake_requester = create_requester(
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user_id, authenticated_entity=self._server_name
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)
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# Choose whether to federate the new room.
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if not self.hs.config.registration.autocreate_auto_join_rooms_federated:
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stub_config["creation_content"] = {EventContentFields.FEDERATE: False}
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for r in self.hs.config.registration.auto_join_rooms:
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logger.info("Auto-joining %s to %s", user_id, r)
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try:
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room_alias = RoomAlias.from_string(r)
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if self.hs.hostname != room_alias.domain:
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# If the alias is remote, try to join the room. This might fail
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# because the room might be invite only, but we don't have any local
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# user in the room to invite this one with, so at this point that's
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# the best we can do.
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logger.info(
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"Cannot automatically create room with alias %s as it isn't"
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" local, trying to join the room instead",
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r,
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)
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(
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room,
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remote_room_hosts,
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) = await room_member_handler.lookup_room_alias(room_alias)
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room_id = room.to_string()
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await room_member_handler.update_membership(
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requester=create_requester(
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user_id, authenticated_entity=self._server_name
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),
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target=UserID.from_string(user_id),
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room_id=room_id,
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remote_room_hosts=remote_room_hosts,
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action="join",
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ratelimit=False,
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)
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else:
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# A shallow copy is OK here since the only key that is
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# modified is room_alias_name.
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config = stub_config.copy()
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# create room expects the localpart of the room alias
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config["room_alias_name"] = room_alias.localpart
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info, _ = await room_creation_handler.create_room(
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fake_requester,
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config=config,
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ratelimit=False,
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)
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# If the room does not require an invite, but another user
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# created it, then ensure the first user joins it.
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if requires_join:
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await room_member_handler.update_membership(
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requester=create_requester(
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user_id, authenticated_entity=self._server_name
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),
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target=UserID.from_string(user_id),
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room_id=info["room_id"],
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# Since it was just created, there are no remote hosts.
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remote_room_hosts=[],
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action="join",
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ratelimit=False,
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)
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except Exception as e:
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logger.error("Failed to join new user to %r: %r", r, e)
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async def _join_rooms(self, user_id: str) -> None:
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"""
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Join or invite the user to the auto-join rooms.
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Args:
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user_id: The user to join
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"""
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room_member_handler = self.hs.get_room_member_handler()
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for r in self.hs.config.registration.auto_join_rooms:
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logger.info("Auto-joining %s to %s", user_id, r)
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try:
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room_alias = RoomAlias.from_string(r)
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if RoomAlias.is_valid(r):
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(
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room,
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remote_room_hosts,
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) = await room_member_handler.lookup_room_alias(room_alias)
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room_id = room.to_string()
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else:
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raise SynapseError(
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400, "%s was not legal room ID or room alias" % (r,)
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)
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# Calculate whether the room requires an invite or can be
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# joined directly. By default, we consider the room as requiring an
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# invite if the homeserver is in the room (unless told otherwise by the
|
|
# join rules). Otherwise we consider it as being joinable, at the risk of
|
|
# failing to join, but in this case there's little more we can do since
|
|
# we don't have a local user in the room to craft up an invite with.
|
|
requires_invite = await self.store.is_host_joined(
|
|
room_id,
|
|
self._server_name,
|
|
)
|
|
|
|
if requires_invite:
|
|
# If the server is in the room, check if the room is public.
|
|
state = await self.store.get_filtered_current_state_ids(
|
|
room_id, StateFilter.from_types([(EventTypes.JoinRules, "")])
|
|
)
|
|
|
|
event_id = state.get((EventTypes.JoinRules, ""))
|
|
if event_id:
|
|
join_rules_event = await self.store.get_event(
|
|
event_id, allow_none=True
|
|
)
|
|
if join_rules_event:
|
|
join_rule = join_rules_event.content.get("join_rule", None)
|
|
requires_invite = (
|
|
join_rule and join_rule != JoinRules.PUBLIC
|
|
)
|
|
|
|
# Send the invite, if necessary.
|
|
if requires_invite:
|
|
# If an invite is required, there must be a auto-join user ID.
|
|
assert self.hs.config.registration.auto_join_user_id
|
|
|
|
await room_member_handler.update_membership(
|
|
requester=create_requester(
|
|
self.hs.config.registration.auto_join_user_id,
|
|
authenticated_entity=self._server_name,
|
|
),
|
|
target=UserID.from_string(user_id),
|
|
room_id=room_id,
|
|
remote_room_hosts=remote_room_hosts,
|
|
action="invite",
|
|
ratelimit=False,
|
|
)
|
|
|
|
# Send the join.
|
|
await room_member_handler.update_membership(
|
|
requester=create_requester(
|
|
user_id, authenticated_entity=self._server_name
|
|
),
|
|
target=UserID.from_string(user_id),
|
|
room_id=room_id,
|
|
remote_room_hosts=remote_room_hosts,
|
|
action="join",
|
|
ratelimit=False,
|
|
)
|
|
|
|
except ConsentNotGivenError as e:
|
|
# Technically not necessary to pull out this error though
|
|
# moving away from bare excepts is a good thing to do.
|
|
logger.error("Failed to join new user to %r: %r", r, e)
|
|
except Exception as e:
|
|
logger.error("Failed to join new user to %r: %r", r, e)
|
|
|
|
async def _auto_join_rooms(self, user_id: str) -> None:
|
|
"""Automatically joins users to auto join rooms - creating the room in the first place
|
|
if the user is the first to be created.
|
|
|
|
Args:
|
|
user_id: The user to join
|
|
"""
|
|
# auto-join the user to any rooms we're supposed to dump them into
|
|
|
|
# try to create the room if we're the first real user on the server. Note
|
|
# that an auto-generated support or bot user is not a real user and will never be
|
|
# the user to create the room
|
|
should_auto_create_rooms = False
|
|
is_real_user = await self.store.is_real_user(user_id)
|
|
if self.hs.config.registration.autocreate_auto_join_rooms and is_real_user:
|
|
count = await self.store.count_real_users()
|
|
should_auto_create_rooms = count == 1
|
|
|
|
if should_auto_create_rooms:
|
|
await self._create_and_join_rooms(user_id)
|
|
else:
|
|
await self._join_rooms(user_id)
|
|
|
|
async def post_consent_actions(self, user_id: str) -> None:
|
|
"""A series of registration actions that can only be carried out once consent
|
|
has been granted
|
|
|
|
Args:
|
|
user_id: The user to join
|
|
"""
|
|
await self._auto_join_rooms(user_id)
|
|
|
|
async def appservice_register(self, user_localpart: str, as_token: str) -> str:
|
|
user = UserID(user_localpart, self.hs.hostname)
|
|
user_id = user.to_string()
|
|
service = self.store.get_app_service_by_token(as_token)
|
|
if not service:
|
|
raise AuthError(403, "Invalid application service token.")
|
|
if not service.is_interested_in_user(user_id):
|
|
raise SynapseError(
|
|
400,
|
|
"Invalid user localpart for this application service.",
|
|
errcode=Codes.EXCLUSIVE,
|
|
)
|
|
|
|
service_id = service.id if service.is_exclusive_user(user_id) else None
|
|
|
|
self.check_user_id_not_appservice_exclusive(user_id, allowed_appservice=service)
|
|
|
|
await self.register_with_store(
|
|
user_id=user_id,
|
|
password_hash="",
|
|
appservice_id=service_id,
|
|
create_profile_with_displayname=user.localpart,
|
|
)
|
|
return user_id
|
|
|
|
def check_user_id_not_appservice_exclusive(
|
|
self, user_id: str, allowed_appservice: Optional[ApplicationService] = None
|
|
) -> None:
|
|
# don't allow people to register the server notices mxid
|
|
if self._server_notices_mxid is not None:
|
|
if user_id == self._server_notices_mxid:
|
|
raise SynapseError(
|
|
400, "This user ID is reserved.", errcode=Codes.EXCLUSIVE
|
|
)
|
|
|
|
# valid user IDs must not clash with any user ID namespaces claimed by
|
|
# application services.
|
|
services = self.store.get_app_services()
|
|
interested_services = [
|
|
s
|
|
for s in services
|
|
if s.is_interested_in_user(user_id) and s != allowed_appservice
|
|
]
|
|
for service in interested_services:
|
|
if service.is_exclusive_user(user_id):
|
|
raise SynapseError(
|
|
400,
|
|
"This user ID is reserved by an application service.",
|
|
errcode=Codes.EXCLUSIVE,
|
|
)
|
|
|
|
async def check_registration_ratelimit(self, address: Optional[str]) -> None:
|
|
"""A simple helper method to check whether the registration rate limit has been hit
|
|
for a given IP address
|
|
|
|
Args:
|
|
address: the IP address used to perform the registration. If this is
|
|
None, no ratelimiting will be performed.
|
|
|
|
Raises:
|
|
LimitExceededError: If the rate limit has been exceeded.
|
|
"""
|
|
if not address:
|
|
return
|
|
|
|
await self.ratelimiter.ratelimit(None, address)
|
|
|
|
async def register_with_store(
|
|
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,
|
|
address: Optional[str] = None,
|
|
shadow_banned: bool = False,
|
|
) -> None:
|
|
"""Register user in the datastore.
|
|
|
|
Args:
|
|
user_id: The desired user ID to register.
|
|
password_hash: Optional. The password hash for this user.
|
|
was_guest: Optional. 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.
|
|
address: the IP address used to perform the registration.
|
|
shadow_banned: Whether to shadow-ban the user
|
|
"""
|
|
if self.hs.config.worker.worker_app:
|
|
await self._register_client(
|
|
user_id=user_id,
|
|
password_hash=password_hash,
|
|
was_guest=was_guest,
|
|
make_guest=make_guest,
|
|
appservice_id=appservice_id,
|
|
create_profile_with_displayname=create_profile_with_displayname,
|
|
admin=admin,
|
|
user_type=user_type,
|
|
address=address,
|
|
shadow_banned=shadow_banned,
|
|
)
|
|
else:
|
|
await self.store.register_user(
|
|
user_id=user_id,
|
|
password_hash=password_hash,
|
|
was_guest=was_guest,
|
|
make_guest=make_guest,
|
|
appservice_id=appservice_id,
|
|
create_profile_with_displayname=create_profile_with_displayname,
|
|
admin=admin,
|
|
user_type=user_type,
|
|
shadow_banned=shadow_banned,
|
|
)
|
|
|
|
# Only call the account validity module(s) on the main process, to avoid
|
|
# repeating e.g. database writes on all of the workers.
|
|
await self._account_validity_handler.on_user_registration(user_id)
|
|
|
|
async def register_device(
|
|
self,
|
|
user_id: str,
|
|
device_id: Optional[str],
|
|
initial_display_name: Optional[str],
|
|
is_guest: bool = False,
|
|
is_appservice_ghost: bool = False,
|
|
auth_provider_id: Optional[str] = None,
|
|
should_issue_refresh_token: bool = False,
|
|
) -> Tuple[str, str, Optional[int], Optional[str]]:
|
|
"""Register a device for a user and generate an access token.
|
|
|
|
The access token will be limited by the homeserver's session_lifetime config.
|
|
|
|
Args:
|
|
user_id: full canonical @user:id
|
|
device_id: The device ID to check, or None to generate a new one.
|
|
initial_display_name: An optional display name for the device.
|
|
is_guest: Whether this is a guest account
|
|
auth_provider_id: The SSO IdP the user used, if any (just used for the
|
|
prometheus metrics).
|
|
should_issue_refresh_token: Whether it should also issue a refresh token
|
|
Returns:
|
|
Tuple of device ID, access token, access token expiration time and refresh token
|
|
"""
|
|
res = await self._register_device_client(
|
|
user_id=user_id,
|
|
device_id=device_id,
|
|
initial_display_name=initial_display_name,
|
|
is_guest=is_guest,
|
|
is_appservice_ghost=is_appservice_ghost,
|
|
should_issue_refresh_token=should_issue_refresh_token,
|
|
)
|
|
|
|
login_counter.labels(
|
|
guest=is_guest,
|
|
auth_provider=(auth_provider_id or ""),
|
|
).inc()
|
|
|
|
return (
|
|
res["device_id"],
|
|
res["access_token"],
|
|
res["valid_until_ms"],
|
|
res["refresh_token"],
|
|
)
|
|
|
|
async def register_device_inner(
|
|
self,
|
|
user_id: str,
|
|
device_id: Optional[str],
|
|
initial_display_name: Optional[str],
|
|
is_guest: bool = False,
|
|
is_appservice_ghost: bool = False,
|
|
should_issue_refresh_token: bool = False,
|
|
) -> LoginDict:
|
|
"""Helper for register_device
|
|
|
|
Does the bits that need doing on the main process. Not for use outside this
|
|
class and RegisterDeviceReplicationServlet.
|
|
"""
|
|
assert not self.hs.config.worker.worker_app
|
|
access_token_expiry = None
|
|
if self.session_lifetime is not None:
|
|
if is_guest:
|
|
raise Exception(
|
|
"session_lifetime is not currently implemented for guest access"
|
|
)
|
|
access_token_expiry = self.clock.time_msec() + self.session_lifetime
|
|
|
|
refresh_token = None
|
|
refresh_token_id = None
|
|
|
|
registered_device_id = await self.device_handler.check_device_registered(
|
|
user_id, device_id, initial_display_name
|
|
)
|
|
if is_guest:
|
|
assert access_token_expiry is None
|
|
access_token = self.macaroon_gen.generate_guest_access_token(user_id)
|
|
else:
|
|
if should_issue_refresh_token:
|
|
# A refreshable access token lifetime must be configured
|
|
# since we're told to issue a refresh token (the caller checks
|
|
# that this value is set before setting this flag).
|
|
assert self.refreshable_access_token_lifetime is not None
|
|
|
|
now_ms = self.clock.time_msec()
|
|
|
|
# Set the expiry time of the refreshable access token
|
|
access_token_expiry = now_ms + self.refreshable_access_token_lifetime
|
|
|
|
# Set the refresh token expiry time (if configured)
|
|
refresh_token_expiry = None
|
|
if self.refresh_token_lifetime is not None:
|
|
refresh_token_expiry = now_ms + self.refresh_token_lifetime
|
|
|
|
# Set an ultimate session expiry time (if configured)
|
|
ultimate_session_expiry_ts = None
|
|
if self.session_lifetime is not None:
|
|
ultimate_session_expiry_ts = now_ms + self.session_lifetime
|
|
|
|
# Also ensure that the issued tokens don't outlive the
|
|
# session.
|
|
# (It would be weird to configure a homeserver with a shorter
|
|
# session lifetime than token lifetime, but may as well handle
|
|
# it.)
|
|
access_token_expiry = min(
|
|
access_token_expiry, ultimate_session_expiry_ts
|
|
)
|
|
if refresh_token_expiry is not None:
|
|
refresh_token_expiry = min(
|
|
refresh_token_expiry, ultimate_session_expiry_ts
|
|
)
|
|
|
|
(
|
|
refresh_token,
|
|
refresh_token_id,
|
|
) = await self._auth_handler.create_refresh_token_for_user_id(
|
|
user_id,
|
|
device_id=registered_device_id,
|
|
expiry_ts=refresh_token_expiry,
|
|
ultimate_session_expiry_ts=ultimate_session_expiry_ts,
|
|
)
|
|
|
|
access_token = await self._auth_handler.create_access_token_for_user_id(
|
|
user_id,
|
|
device_id=registered_device_id,
|
|
valid_until_ms=access_token_expiry,
|
|
is_appservice_ghost=is_appservice_ghost,
|
|
refresh_token_id=refresh_token_id,
|
|
)
|
|
|
|
return {
|
|
"device_id": registered_device_id,
|
|
"access_token": access_token,
|
|
"valid_until_ms": access_token_expiry,
|
|
"refresh_token": refresh_token,
|
|
}
|
|
|
|
async def post_registration_actions(
|
|
self, user_id: str, auth_result: dict, access_token: Optional[str]
|
|
) -> None:
|
|
"""A user has completed registration
|
|
|
|
Args:
|
|
user_id: The user ID that consented
|
|
auth_result: The authenticated credentials of the newly registered user.
|
|
access_token: The access token of the newly logged in device, or
|
|
None if `inhibit_login` enabled.
|
|
"""
|
|
# TODO: 3pid registration can actually happen on the workers. Consider
|
|
# refactoring it.
|
|
if self.hs.config.worker.worker_app:
|
|
await self._post_registration_client(
|
|
user_id=user_id, auth_result=auth_result, access_token=access_token
|
|
)
|
|
return
|
|
|
|
if auth_result and LoginType.EMAIL_IDENTITY in auth_result:
|
|
threepid = auth_result[LoginType.EMAIL_IDENTITY]
|
|
# Necessary due to auth checks prior to the threepid being
|
|
# written to the db
|
|
if is_threepid_reserved(
|
|
self.hs.config.server.mau_limits_reserved_threepids, threepid
|
|
):
|
|
await self.store.upsert_monthly_active_user(user_id)
|
|
|
|
await self._register_email_threepid(user_id, threepid, access_token)
|
|
|
|
if auth_result and LoginType.MSISDN in auth_result:
|
|
threepid = auth_result[LoginType.MSISDN]
|
|
await self._register_msisdn_threepid(user_id, threepid)
|
|
|
|
if auth_result and LoginType.TERMS in auth_result:
|
|
# The terms type should only exist if consent is enabled.
|
|
assert self._user_consent_version is not None
|
|
await self._on_user_consented(user_id, self._user_consent_version)
|
|
|
|
async def _on_user_consented(self, user_id: str, consent_version: str) -> None:
|
|
"""A user consented to the terms on registration
|
|
|
|
Args:
|
|
user_id: The user ID that consented.
|
|
consent_version: version of the policy the user has consented to.
|
|
"""
|
|
logger.info("%s has consented to the privacy policy", user_id)
|
|
await self.store.user_set_consent_version(user_id, consent_version)
|
|
await self.post_consent_actions(user_id)
|
|
|
|
async def _register_email_threepid(
|
|
self, user_id: str, threepid: dict, token: Optional[str]
|
|
) -> None:
|
|
"""Add an email address as a 3pid identifier
|
|
|
|
Also adds an email pusher for the email address, if configured in the
|
|
HS config
|
|
|
|
Must be called on master.
|
|
|
|
Args:
|
|
user_id: id of user
|
|
threepid: m.login.email.identity auth response
|
|
token: access_token for the user, or None if not logged in.
|
|
"""
|
|
reqd = ("medium", "address", "validated_at")
|
|
if any(x not in threepid for x in reqd):
|
|
# This will only happen if the ID server returns a malformed response
|
|
logger.info("Can't add incomplete 3pid")
|
|
return
|
|
|
|
await self._auth_handler.add_threepid(
|
|
user_id,
|
|
threepid["medium"],
|
|
threepid["address"],
|
|
threepid["validated_at"],
|
|
)
|
|
|
|
# And we add an email pusher for them by default, but only
|
|
# if email notifications are enabled (so people don't start
|
|
# getting mail spam where they weren't before if email
|
|
# notifs are set up on a homeserver)
|
|
if (
|
|
self.hs.config.email.email_enable_notifs
|
|
and self.hs.config.email.email_notif_for_new_users
|
|
and token
|
|
):
|
|
# Pull the ID of the access token back out of the db
|
|
# It would really make more sense for this to be passed
|
|
# up when the access token is saved, but that's quite an
|
|
# invasive change I'd rather do separately.
|
|
user_tuple = await self.store.get_user_by_access_token(token)
|
|
# The token better still exist.
|
|
assert user_tuple
|
|
token_id = user_tuple.token_id
|
|
|
|
await self.pusher_pool.add_pusher(
|
|
user_id=user_id,
|
|
access_token=token_id,
|
|
kind="email",
|
|
app_id="m.email",
|
|
app_display_name="Email Notifications",
|
|
device_display_name=threepid["address"],
|
|
pushkey=threepid["address"],
|
|
lang=None, # We don't know a user's language here
|
|
data={},
|
|
)
|
|
|
|
async def _register_msisdn_threepid(self, user_id: str, threepid: dict) -> None:
|
|
"""Add a phone number as a 3pid identifier
|
|
|
|
Must be called on master.
|
|
|
|
Args:
|
|
user_id: id of user
|
|
threepid: m.login.msisdn auth response
|
|
"""
|
|
try:
|
|
assert_params_in_dict(threepid, ["medium", "address", "validated_at"])
|
|
except SynapseError as ex:
|
|
if ex.errcode == Codes.MISSING_PARAM:
|
|
# This will only happen if the ID server returns a malformed response
|
|
logger.info("Can't add incomplete 3pid")
|
|
return None
|
|
raise
|
|
|
|
await self._auth_handler.add_threepid(
|
|
user_id,
|
|
threepid["medium"],
|
|
threepid["address"],
|
|
threepid["validated_at"],
|
|
)
|