diff options
Diffstat (limited to 'synapse')
61 files changed, 2211 insertions, 718 deletions
diff --git a/synapse/api/constants.py b/synapse/api/constants.py index e0e24fddac..829061c870 100644 --- a/synapse/api/constants.py +++ b/synapse/api/constants.py @@ -79,6 +79,7 @@ class LoginType: TERMS = "m.login.terms" SSO = "m.login.sso" DUMMY = "m.login.dummy" + REGISTRATION_TOKEN = "org.matrix.msc3231.login.registration_token" # This is used in the `type` parameter for /register when called by diff --git a/synapse/api/errors.py b/synapse/api/errors.py index dc662bca83..9480f448d7 100644 --- a/synapse/api/errors.py +++ b/synapse/api/errors.py @@ -147,6 +147,14 @@ class SynapseError(CodeMessageException): return cs_error(self.msg, self.errcode) +class InvalidAPICallError(SynapseError): + """You called an existing API endpoint, but fed that endpoint + invalid or incomplete data.""" + + def __init__(self, msg: str): + super().__init__(HTTPStatus.BAD_REQUEST, msg, Codes.BAD_JSON) + + class ProxiedRequestError(SynapseError): """An error from a general matrix endpoint, eg. from a proxied Matrix API call. diff --git a/synapse/app/_base.py b/synapse/app/_base.py index 50a02f51f5..39e28aff9f 100644 --- a/synapse/app/_base.py +++ b/synapse/app/_base.py @@ -37,6 +37,7 @@ from synapse.app import check_bind_error from synapse.app.phone_stats_home import start_phone_stats_home from synapse.config.homeserver import HomeServerConfig from synapse.crypto import context_factory +from synapse.events.presence_router import load_legacy_presence_router from synapse.events.spamcheck import load_legacy_spam_checkers from synapse.events.third_party_rules import load_legacy_third_party_event_rules from synapse.logging.context import PreserveLoggingContext @@ -370,6 +371,7 @@ async def start(hs: "HomeServer"): load_legacy_spam_checkers(hs) load_legacy_third_party_event_rules(hs) + load_legacy_presence_router(hs) # If we've configured an expiry time for caches, start the background job now. setup_expire_lru_cache_entries(hs) diff --git a/synapse/app/generic_worker.py b/synapse/app/generic_worker.py index 845e6a8220..9b71dd75e6 100644 --- a/synapse/app/generic_worker.py +++ b/synapse/app/generic_worker.py @@ -95,7 +95,10 @@ from synapse.rest.client.profile import ( ProfileRestServlet, ) from synapse.rest.client.push_rule import PushRuleRestServlet -from synapse.rest.client.register import RegisterRestServlet +from synapse.rest.client.register import ( + RegisterRestServlet, + RegistrationTokenValidityRestServlet, +) from synapse.rest.client.sendtodevice import SendToDeviceRestServlet from synapse.rest.client.versions import VersionsRestServlet from synapse.rest.client.voip import VoipRestServlet @@ -115,6 +118,7 @@ from synapse.storage.databases.main.monthly_active_users import ( from synapse.storage.databases.main.presence import PresenceStore from synapse.storage.databases.main.room import RoomWorkerStore from synapse.storage.databases.main.search import SearchStore +from synapse.storage.databases.main.session import SessionStore from synapse.storage.databases.main.stats import StatsStore from synapse.storage.databases.main.transactions import TransactionWorkerStore from synapse.storage.databases.main.ui_auth import UIAuthWorkerStore @@ -250,6 +254,7 @@ class GenericWorkerSlavedStore( SearchStore, TransactionWorkerStore, LockStore, + SessionStore, BaseSlavedStore, ): pass @@ -279,6 +284,7 @@ class GenericWorkerServer(HomeServer): resource = JsonResource(self, canonical_json=False) RegisterRestServlet(self).register(resource) + RegistrationTokenValidityRestServlet(self).register(resource) login.register_servlets(self, resource) ThreepidRestServlet(self).register(resource) DevicesRestServlet(self).register(resource) diff --git a/synapse/config/experimental.py b/synapse/config/experimental.py index 907df9591a..95deda11a5 100644 --- a/synapse/config/experimental.py +++ b/synapse/config/experimental.py @@ -39,5 +39,8 @@ class ExperimentalConfig(Config): # MSC3244 (room version capabilities) self.msc3244_enabled: bool = experimental.get("msc3244_enabled", True) + # MSC3283 (set displayname, avatar_url and change 3pid capabilities) + self.msc3283_enabled: bool = experimental.get("msc3283_enabled", False) + # MSC3266 (room summary api) self.msc3266_enabled: bool = experimental.get("msc3266_enabled", False) diff --git a/synapse/config/ratelimiting.py b/synapse/config/ratelimiting.py index 7a8d5851c4..f856327bd8 100644 --- a/synapse/config/ratelimiting.py +++ b/synapse/config/ratelimiting.py @@ -79,6 +79,11 @@ class RatelimitConfig(Config): self.rc_registration = RateLimitConfig(config.get("rc_registration", {})) + self.rc_registration_token_validity = RateLimitConfig( + config.get("rc_registration_token_validity", {}), + defaults={"per_second": 0.1, "burst_count": 5}, + ) + rc_login_config = config.get("rc_login", {}) self.rc_login_address = RateLimitConfig(rc_login_config.get("address", {})) self.rc_login_account = RateLimitConfig(rc_login_config.get("account", {})) @@ -143,6 +148,8 @@ class RatelimitConfig(Config): # is using # - one for registration that ratelimits registration requests based on the # client's IP address. + # - one for checking the validity of registration tokens that ratelimits + # requests based on the client's IP address. # - one for login that ratelimits login requests based on the client's IP # address. # - one for login that ratelimits login requests based on the account the @@ -171,6 +178,10 @@ class RatelimitConfig(Config): # per_second: 0.17 # burst_count: 3 # + #rc_registration_token_validity: + # per_second: 0.1 + # burst_count: 5 + # #rc_login: # address: # per_second: 0.17 diff --git a/synapse/config/registration.py b/synapse/config/registration.py index 0ad919b139..7cffdacfa5 100644 --- a/synapse/config/registration.py +++ b/synapse/config/registration.py @@ -33,6 +33,9 @@ class RegistrationConfig(Config): self.registrations_require_3pid = config.get("registrations_require_3pid", []) self.allowed_local_3pids = config.get("allowed_local_3pids", []) self.enable_3pid_lookup = config.get("enable_3pid_lookup", True) + self.registration_requires_token = config.get( + "registration_requires_token", False + ) self.registration_shared_secret = config.get("registration_shared_secret") self.bcrypt_rounds = config.get("bcrypt_rounds", 12) @@ -140,6 +143,9 @@ class RegistrationConfig(Config): "mechanism by removing the `access_token_lifetime` option." ) + # The fallback template used for authenticating using a registration token + self.registration_token_template = self.read_template("registration_token.html") + # The success template used during fallback auth. self.fallback_success_template = self.read_template("auth_success.html") @@ -199,6 +205,15 @@ class RegistrationConfig(Config): # #enable_3pid_lookup: true + # Require users to submit a token during registration. + # Tokens can be managed using the admin API: + # https://matrix-org.github.io/synapse/latest/usage/administration/admin_api/registration_tokens.html + # Note that `enable_registration` must be set to `true`. + # Disabling this option will not delete any tokens previously generated. + # Defaults to false. Uncomment the following to require tokens: + # + #registration_requires_token: true + # If set, allows registration of standard or admin accounts by anyone who # has the shared secret, even if registration is otherwise disabled. # diff --git a/synapse/config/server.py b/synapse/config/server.py index 8494795919..d2c900f50c 100644 --- a/synapse/config/server.py +++ b/synapse/config/server.py @@ -248,6 +248,7 @@ class ServerConfig(Config): self.use_presence = config.get("use_presence", True) # Custom presence router module + # This is the legacy way of configuring it (the config should now be put in the modules section) self.presence_router_module_class = None self.presence_router_config = None presence_router_config = presence_config.get("presence_router") @@ -870,20 +871,6 @@ class ServerConfig(Config): # #enabled: false - # Presence routers are third-party modules that can specify additional logic - # to where presence updates from users are routed. - # - presence_router: - # The custom module's class. Uncomment to use a custom presence router module. - # - #module: "my_custom_router.PresenceRouter" - - # Configuration options of the custom module. Refer to your module's - # documentation for available options. - # - #config: - # example_option: 'something' - # Whether to require authentication to retrieve profile data (avatars, # display names) of other users through the client API. Defaults to # 'false'. Note that profile data is also available via the federation diff --git a/synapse/events/presence_router.py b/synapse/events/presence_router.py index 6c37c8a7a4..eb4556cdc1 100644 --- a/synapse/events/presence_router.py +++ b/synapse/events/presence_router.py @@ -11,45 +11,115 @@ # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. # See the License for the specific language governing permissions and # limitations under the License. - -from typing import TYPE_CHECKING, Dict, Iterable, Set, Union +import logging +from typing import ( + TYPE_CHECKING, + Awaitable, + Callable, + Dict, + Iterable, + List, + Optional, + Set, + Union, +) from synapse.api.presence import UserPresenceState +from synapse.util.async_helpers import maybe_awaitable if TYPE_CHECKING: from synapse.server import HomeServer +GET_USERS_FOR_STATES_CALLBACK = Callable[ + [Iterable[UserPresenceState]], Awaitable[Dict[str, Set[UserPresenceState]]] +] +GET_INTERESTED_USERS_CALLBACK = Callable[ + [str], Awaitable[Union[Set[str], "PresenceRouter.ALL_USERS"]] +] + +logger = logging.getLogger(__name__) + + +def load_legacy_presence_router(hs: "HomeServer"): + """Wrapper that loads a presence router module configured using the old + configuration, and registers the hooks they implement. + """ + + if hs.config.presence_router_module_class is None: + return + + module = hs.config.presence_router_module_class + config = hs.config.presence_router_config + api = hs.get_module_api() + + presence_router = module(config=config, module_api=api) + + # The known hooks. If a module implements a method which name appears in this set, + # we'll want to register it. + presence_router_methods = { + "get_users_for_states", + "get_interested_users", + } + + # All methods that the module provides should be async, but this wasn't enforced + # in the old module system, so we wrap them if needed + def async_wrapper(f: Optional[Callable]) -> Optional[Callable[..., Awaitable]]: + # f might be None if the callback isn't implemented by the module. In this + # case we don't want to register a callback at all so we return None. + if f is None: + return None + + def run(*args, **kwargs): + # mypy doesn't do well across function boundaries so we need to tell it + # f is definitely not None. + assert f is not None + + return maybe_awaitable(f(*args, **kwargs)) + + return run + + # Register the hooks through the module API. + hooks = { + hook: async_wrapper(getattr(presence_router, hook, None)) + for hook in presence_router_methods + } + + api.register_presence_router_callbacks(**hooks) + class PresenceRouter: """ A module that the homeserver will call upon to help route user presence updates to - additional destinations. If a custom presence router is configured, calls will be - passed to that instead. + additional destinations. """ ALL_USERS = "ALL" def __init__(self, hs: "HomeServer"): - self.custom_presence_router = None + # Initially there are no callbacks + self._get_users_for_states_callbacks: List[GET_USERS_FOR_STATES_CALLBACK] = [] + self._get_interested_users_callbacks: List[GET_INTERESTED_USERS_CALLBACK] = [] - # Check whether a custom presence router module has been configured - if hs.config.presence_router_module_class: - # Initialise the module - self.custom_presence_router = hs.config.presence_router_module_class( - config=hs.config.presence_router_config, module_api=hs.get_module_api() + def register_presence_router_callbacks( + self, + get_users_for_states: Optional[GET_USERS_FOR_STATES_CALLBACK] = None, + get_interested_users: Optional[GET_INTERESTED_USERS_CALLBACK] = None, + ): + # PresenceRouter modules are required to implement both of these methods + # or neither of them as they are assumed to act in a complementary manner + paired_methods = [get_users_for_states, get_interested_users] + if paired_methods.count(None) == 1: + raise RuntimeError( + "PresenceRouter modules must register neither or both of the paired callbacks: " + "[get_users_for_states, get_interested_users]" ) - # Ensure the module has implemented the required methods - required_methods = ["get_users_for_states", "get_interested_users"] - for method_name in required_methods: - if not hasattr(self.custom_presence_router, method_name): - raise Exception( - "PresenceRouter module '%s' must implement all required methods: %s" - % ( - hs.config.presence_router_module_class.__name__, - ", ".join(required_methods), - ) - ) + # Append the methods provided to the lists of callbacks + if get_users_for_states is not None: + self._get_users_for_states_callbacks.append(get_users_for_states) + + if get_interested_users is not None: + self._get_interested_users_callbacks.append(get_interested_users) async def get_users_for_states( self, @@ -66,14 +136,40 @@ class PresenceRouter: A dictionary of user_id -> set of UserPresenceState, indicating which presence updates each user should receive. """ - if self.custom_presence_router is not None: - # Ask the custom module - return await self.custom_presence_router.get_users_for_states( - state_updates=state_updates - ) - # Don't include any extra destinations for presence updates - return {} + # Bail out early if we don't have any callbacks to run. + if len(self._get_users_for_states_callbacks) == 0: + # Don't include any extra destinations for presence updates + return {} + + users_for_states = {} + # run all the callbacks for get_users_for_states and combine the results + for callback in self._get_users_for_states_callbacks: + try: + result = await callback(state_updates) + except Exception as e: + logger.warning("Failed to run module API callback %s: %s", callback, e) + continue + + if not isinstance(result, Dict): + logger.warning( + "Wrong type returned by module API callback %s: %s, expected Dict", + callback, + result, + ) + continue + + for key, new_entries in result.items(): + if not isinstance(new_entries, Set): + logger.warning( + "Wrong type returned by module API callback %s: %s, expected Set", + callback, + new_entries, + ) + break + users_for_states.setdefault(key, set()).update(new_entries) + + return users_for_states async def get_interested_users(self, user_id: str) -> Union[Set[str], ALL_USERS]: """ @@ -92,12 +188,36 @@ class PresenceRouter: A set of user IDs to return presence updates for, or ALL_USERS to return all known updates. """ - if self.custom_presence_router is not None: - # Ask the custom module for interested users - return await self.custom_presence_router.get_interested_users( - user_id=user_id - ) - # A custom presence router is not defined. - # Don't report any additional interested users - return set() + # Bail out early if we don't have any callbacks to run. + if len(self._get_interested_users_callbacks) == 0: + # Don't report any additional interested users + return set() + + interested_users = set() + # run all the callbacks for get_interested_users and combine the results + for callback in self._get_interested_users_callbacks: + try: + result = await callback(user_id) + except Exception as e: + logger.warning("Failed to run module API callback %s: %s", callback, e) + continue + + # If one of the callbacks returns ALL_USERS then we can stop calling all + # of the other callbacks, since the set of interested_users is already as + # large as it can possibly be + if result == PresenceRouter.ALL_USERS: + return PresenceRouter.ALL_USERS + + if not isinstance(result, Set): + logger.warning( + "Wrong type returned by module API callback %s: %s, expected set", + callback, + result, + ) + continue + + # Add the new interested users to the set + interested_users.update(result) + + return interested_users diff --git a/synapse/federation/federation_client.py b/synapse/federation/federation_client.py index 29979414e3..44d9e8a5c7 100644 --- a/synapse/federation/federation_client.py +++ b/synapse/federation/federation_client.py @@ -43,6 +43,7 @@ from synapse.api.errors import ( Codes, FederationDeniedError, HttpResponseException, + RequestSendFailed, SynapseError, UnsupportedRoomVersionError, ) @@ -558,7 +559,11 @@ class FederationClient(FederationBase): try: return await callback(destination) - except InvalidResponseError as e: + except ( + RequestSendFailed, + InvalidResponseError, + NotRetryingDestination, + ) as e: logger.warning("Failed to %s via %s: %s", description, destination, e) except UnsupportedRoomVersionError: raise diff --git a/synapse/federation/federation_server.py b/synapse/federation/federation_server.py index afd8f8580a..e1b58d40c5 100644 --- a/synapse/federation/federation_server.py +++ b/synapse/federation/federation_server.py @@ -1005,9 +1005,7 @@ class FederationServer(FederationBase): async with lock: logger.info("handling received PDU: %s", event) try: - await self.handler.on_receive_pdu( - origin, event, sent_to_us_directly=True - ) + await self.handler.on_receive_pdu(origin, event) except FederationError as e: # XXX: Ideally we'd inform the remote we failed to process # the event, but we can't return an error in the transaction diff --git a/synapse/handlers/auth.py b/synapse/handlers/auth.py index 161b3c933c..98d3d2d97f 100644 --- a/synapse/handlers/auth.py +++ b/synapse/handlers/auth.py @@ -627,23 +627,28 @@ class AuthHandler(BaseHandler): async def add_oob_auth( self, stagetype: str, authdict: Dict[str, Any], clientip: str - ) -> bool: + ) -> None: """ Adds the result of out-of-band authentication into an existing auth session. Currently used for adding the result of fallback auth. + + Raises: + LoginError if the stagetype is unknown or the session is missing. + LoginError is raised by check_auth if authentication fails. """ if stagetype not in self.checkers: - raise LoginError(400, "", Codes.MISSING_PARAM) + raise LoginError( + 400, f"Unknown UIA stage type: {stagetype}", Codes.INVALID_PARAM + ) if "session" not in authdict: - raise LoginError(400, "", Codes.MISSING_PARAM) + raise LoginError(400, "Missing session ID", Codes.MISSING_PARAM) + # If authentication fails a LoginError is raised. Otherwise, store + # the successful result. result = await self.checkers[stagetype].check_auth(authdict, clientip) - if result: - await self.store.mark_ui_auth_stage_complete( - authdict["session"], stagetype, result - ) - return True - return False + await self.store.mark_ui_auth_stage_complete( + authdict["session"], stagetype, result + ) def get_session_id(self, clientdict: Dict[str, Any]) -> Optional[str]: """ diff --git a/synapse/handlers/federation.py b/synapse/handlers/federation.py index c0e13bdaac..246df43501 100644 --- a/synapse/handlers/federation.py +++ b/synapse/handlers/federation.py @@ -203,18 +203,13 @@ class FederationHandler(BaseHandler): self._ephemeral_messages_enabled = hs.config.enable_ephemeral_messages - async def on_receive_pdu( - self, origin: str, pdu: EventBase, sent_to_us_directly: bool = False - ) -> None: - """Process a PDU received via a federation /send/ transaction, or - via backfill of missing prev_events + async def on_receive_pdu(self, origin: str, pdu: EventBase) -> None: + """Process a PDU received via a federation /send/ transaction Args: origin: server which initiated the /send/ transaction. Will be used to fetch missing events or state. pdu: received PDU - sent_to_us_directly: True if this event was pushed to us; False if - we pulled it as the result of a missing prev_event. """ room_id = pdu.room_id @@ -276,8 +271,6 @@ class FederationHandler(BaseHandler): ) return None - state = None - # Check that the event passes auth based on the state at the event. This is # done for events that are to be added to the timeline (non-outliers). # @@ -285,23 +278,16 @@ class FederationHandler(BaseHandler): # - Fetching any missing prev events to fill in gaps in the graph # - Fetching state if we have a hole in the graph if not pdu.internal_metadata.is_outlier(): - # We only backfill backwards to the min depth. - min_depth = await self.get_min_depth_for_context(pdu.room_id) - - logger.debug("min_depth: %d", min_depth) - prevs = set(pdu.prev_event_ids()) seen = await self.store.have_events_in_timeline(prevs) + missing_prevs = prevs - seen + + if missing_prevs: + # We only backfill backwards to the min depth. + min_depth = await self.get_min_depth_for_context(pdu.room_id) + logger.debug("min_depth: %d", min_depth) - if min_depth is not None and pdu.depth < min_depth: - # This is so that we don't notify the user about this - # message, to work around the fact that some events will - # reference really really old events we really don't want to - # send to the clients. - pdu.internal_metadata.outlier = True - elif min_depth is not None and pdu.depth > min_depth: - missing_prevs = prevs - seen - if sent_to_us_directly and missing_prevs: + if min_depth is not None and pdu.depth > min_depth: # If we're missing stuff, ensure we only fetch stuff one # at a time. logger.info( @@ -325,42 +311,23 @@ class FederationHandler(BaseHandler): % (event_id, e) ) from e - # Update the set of things we've seen after trying to - # fetch the missing stuff - seen = await self.store.have_events_in_timeline(prevs) - - if not prevs - seen: - logger.info( - "Found all missing prev_events", - ) - - missing_prevs = prevs - seen - if missing_prevs: - # We've still not been able to get all of the prev_events for this event. - # - # In this case, we need to fall back to asking another server in the - # federation for the state at this event. That's ok provided we then - # resolve the state against other bits of the DAG before using it (which - # will ensure that you can't just take over a room by sending an event, - # withholding its prev_events, and declaring yourself to be an admin in - # the subsequent state request). - # - # Now, if we're pulling this event as a missing prev_event, then clearly - # this event is not going to become the only forward-extremity and we are - # guaranteed to resolve its state against our existing forward - # extremities, so that should be fine. - # - # On the other hand, if this event was pushed to us, it is possible for - # it to become the only forward-extremity in the room, and we would then - # trust its state to be the state for the whole room. This is very bad. - # Further, if the event was pushed to us, there is no excuse for us not to - # have all the prev_events. We therefore reject any such events. - # - # XXX this really feels like it could/should be merged with the above, - # but there is an interaction with min_depth that I'm not really - # following. - - if sent_to_us_directly: + # Update the set of things we've seen after trying to + # fetch the missing stuff + seen = await self.store.have_events_in_timeline(prevs) + missing_prevs = prevs - seen + + if not missing_prevs: + logger.info("Found all missing prev_events") + + if missing_prevs: + # since this event was pushed to us, it is possible for it to + # become the only forward-extremity in the room, and we would then + # trust its state to be the state for the whole room. This is very + # bad. Further, if the event was pushed to us, there is no excuse + # for us not to have all the prev_events. (XXX: apart from + # min_depth?) + # + # We therefore reject any such events. logger.warning( "Rejecting: failed to fetch %d prev events: %s", len(missing_prevs), @@ -376,93 +343,7 @@ class FederationHandler(BaseHandler): affected=pdu.event_id, ) - logger.info( - "Event %s is missing prev_events %s: calculating state for a " - "backwards extremity", - event_id, - shortstr(missing_prevs), - ) - - # Calculate the state after each of the previous events, and - # resolve them to find the correct state at the current event. - event_map = {event_id: pdu} - try: - # Get the state of the events we know about - ours = await self.state_store.get_state_groups_ids(room_id, seen) - - # state_maps is a list of mappings from (type, state_key) to event_id - state_maps: List[StateMap[str]] = list(ours.values()) - - # we don't need this any more, let's delete it. - del ours - - # Ask the remote server for the states we don't - # know about - for p in missing_prevs: - logger.info("Requesting state after missing prev_event %s", p) - - with nested_logging_context(p): - # note that if any of the missing prevs share missing state or - # auth events, the requests to fetch those events are deduped - # by the get_pdu_cache in federation_client. - remote_state = ( - await self._get_state_after_missing_prev_event( - origin, room_id, p - ) - ) - - remote_state_map = { - (x.type, x.state_key): x.event_id for x in remote_state - } - state_maps.append(remote_state_map) - - for x in remote_state: - event_map[x.event_id] = x - - room_version = await self.store.get_room_version_id(room_id) - state_map = ( - await self._state_resolution_handler.resolve_events_with_store( - room_id, - room_version, - state_maps, - event_map, - state_res_store=StateResolutionStore(self.store), - ) - ) - - # We need to give _process_received_pdu the actual state events - # rather than event ids, so generate that now. - - # First though we need to fetch all the events that are in - # state_map, so we can build up the state below. - evs = await self.store.get_events( - list(state_map.values()), - get_prev_content=False, - redact_behaviour=EventRedactBehaviour.AS_IS, - ) - event_map.update(evs) - - state = [event_map[e] for e in state_map.values()] - except Exception: - logger.warning( - "Error attempting to resolve state at missing " "prev_events", - exc_info=True, - ) - raise FederationError( - "ERROR", - 403, - "We can't get valid state history.", - affected=event_id, - ) - - # A second round of checks for all events. Check that the event passes auth - # based on `auth_events`, this allows us to assert that the event would - # have been allowed at some point. If an event passes this check its OK - # for it to be used as part of a returned `/state` request, as either - # a) we received the event as part of the original join and so trust it, or - # b) we'll do a state resolution with existing state before it becomes - # part of the "current state", which adds more protection. - await self._process_received_pdu(origin, pdu, state=state) + await self._process_received_pdu(origin, pdu, state=None) async def _get_missing_events_for_pdu( self, origin: str, pdu: EventBase, prevs: Set[str], min_depth: int @@ -562,24 +443,7 @@ class FederationHandler(BaseHandler): return logger.info("Got %d prev_events", len(missing_events)) - - # We want to sort these by depth so we process them and - # tell clients about them in order. - missing_events.sort(key=lambda x: x.depth) - - for ev in missing_events: - logger.info("Handling received prev_event %s", ev) - with nested_logging_context(ev.event_id): - try: - await self.on_receive_pdu(origin, ev, sent_to_us_directly=False) - except FederationError as e: - if e.code == 403: - logger.warning( - "Received prev_event %s failed history check.", - ev.event_id, - ) - else: - raise + await self._process_pulled_events(origin, missing_events) async def _get_state_for_room( self, @@ -1496,6 +1360,198 @@ class FederationHandler(BaseHandler): event_infos, ) + async def _process_pulled_events( + self, origin: str, events: Iterable[EventBase] + ) -> None: + """Process a batch of events we have pulled from a remote server + + Pulls in any events required to auth the events, persists the received events, + and notifies clients, if appropriate. + + Assumes the events have already had their signatures and hashes checked. + + Params: + origin: The server we received these events from + events: The received events. + """ + + # We want to sort these by depth so we process them and + # tell clients about them in order. + sorted_events = sorted(events, key=lambda x: x.depth) + + for ev in sorted_events: + with nested_logging_context(ev.event_id): + await self._process_pulled_event(origin, ev) + + async def _process_pulled_event(self, origin: str, event: EventBase) -> None: + """Process a single event that we have pulled from a remote server + + Pulls in any events required to auth the event, persists the received event, + and notifies clients, if appropriate. + + Assumes the event has already had its signatures and hashes checked. + + This is somewhat equivalent to on_receive_pdu, but applies somewhat different + logic in the case that we are missing prev_events (in particular, it just + requests the state at that point, rather than triggering a get_missing_events) - + so is appropriate when we have pulled the event from a remote server, rather + than having it pushed to us. + + Params: + origin: The server we received this event from + events: The received event + """ + logger.info("Processing pulled event %s", event) + + # these should not be outliers. + assert not event.internal_metadata.is_outlier() + + event_id = event.event_id + + existing = await self.store.get_event( + event_id, allow_none=True, allow_rejected=True + ) + if existing: + if not existing.internal_metadata.is_outlier(): + logger.info( + "Ignoring received event %s which we have already seen", + event_id, + ) + return + logger.info("De-outliering event %s", event_id) + + try: + self._sanity_check_event(event) + except SynapseError as err: + logger.warning("Event %s failed sanity check: %s", event_id, err) + return + + try: + state = await self._resolve_state_at_missing_prevs(origin, event) + await self._process_received_pdu(origin, event, state=state) + except FederationError as e: + if e.code == 403: + logger.warning("Pulled event %s failed history check.", event_id) + else: + raise + + async def _resolve_state_at_missing_prevs( + self, dest: str, event: EventBase + ) -> Optional[Iterable[EventBase]]: + """Calculate the state at an event with missing prev_events. + + This is used when we have pulled a batch of events from a remote server, and + still don't have all the prev_events. + + If we already have all the prev_events for `event`, this method does nothing. + + Otherwise, the missing prevs become new backwards extremities, and we fall back + to asking the remote server for the state after each missing `prev_event`, + and resolving across them. + + That's ok provided we then resolve the state against other bits of the DAG + before using it - in other words, that the received event `event` is not going + to become the only forwards_extremity in the room (which will ensure that you + can't just take over a room by sending an event, withholding its prev_events, + and declaring yourself to be an admin in the subsequent state request). + + In other words: we should only call this method if `event` has been *pulled* + as part of a batch of missing prev events, or similar. + + Params: + dest: the remote server to ask for state at the missing prevs. Typically, + this will be the server we got `event` from. + event: an event to check for missing prevs. + + Returns: + if we already had all the prev events, `None`. Otherwise, returns a list of + the events in the state at `event`. + """ + room_id = event.room_id + event_id = event.event_id + + prevs = set(event.prev_event_ids()) + seen = await self.store.have_events_in_timeline(prevs) + missing_prevs = prevs - seen + + if not missing_prevs: + return None + + logger.info( + "Event %s is missing prev_events %s: calculating state for a " + "backwards extremity", + event_id, + shortstr(missing_prevs), + ) + # Calculate the state after each of the previous events, and + # resolve them to find the correct state at the current event. + event_map = {event_id: event} + try: + # Get the state of the events we know about + ours = await self.state_store.get_state_groups_ids(room_id, seen) + + # state_maps is a list of mappings from (type, state_key) to event_id + state_maps: List[StateMap[str]] = list(ours.values()) + + # we don't need this any more, let's delete it. + del ours + + # Ask the remote server for the states we don't + # know about + for p in missing_prevs: + logger.info("Requesting state after missing prev_event %s", p) + + with nested_logging_context(p): + # note that if any of the missing prevs share missing state or + # auth events, the requests to fetch those events are deduped + # by the get_pdu_cache in federation_client. + remote_state = await self._get_state_after_missing_prev_event( + dest, room_id, p + ) + + remote_state_map = { + (x.type, x.state_key): x.event_id for x in remote_state + } + state_maps.append(remote_state_map) + + for x in remote_state: + event_map[x.event_id] = x + + room_version = await self.store.get_room_version_id(room_id) + state_map = await self._state_resolution_handler.resolve_events_with_store( + room_id, + room_version, + state_maps, + event_map, + state_res_store=StateResolutionStore(self.store), + ) + + # We need to give _process_received_pdu the actual state events + # rather than event ids, so generate that now. + + # First though we need to fetch all the events that are in + # state_map, so we can build up the state below. + evs = await self.store.get_events( + list(state_map.values()), + get_prev_content=False, + redact_behaviour=EventRedactBehaviour.AS_IS, + ) + event_map.update(evs) + + state = [event_map[e] for e in state_map.values()] + except Exception: + logger.warning( + "Error attempting to resolve state at missing prev_events", + exc_info=True, + ) + raise FederationError( + "ERROR", + 403, + "We can't get valid state history.", + affected=event_id, + ) + return state + def _sanity_check_event(self, ev: EventBase) -> None: """ Do some early sanity checks of a received event @@ -1764,7 +1820,7 @@ class FederationHandler(BaseHandler): p, ) with nested_logging_context(p.event_id): - await self.on_receive_pdu(origin, p, sent_to_us_directly=True) + await self.on_receive_pdu(origin, p) except Exception as e: logger.warning( "Error handling queued PDU %s from %s: %s", p.event_id, origin, e @@ -2375,6 +2431,7 @@ class FederationHandler(BaseHandler): not event.internal_metadata.is_outlier() and not backfilled and not context.rejected + and (await self.store.get_min_depth(event.room_id)) <= event.depth ): await self.action_generator.handle_push_actions_for_event( event, context diff --git a/synapse/handlers/initial_sync.py b/synapse/handlers/initial_sync.py index e1c544a3c9..4e8f7f1d85 100644 --- a/synapse/handlers/initial_sync.py +++ b/synapse/handlers/initial_sync.py @@ -151,7 +151,7 @@ class InitialSyncHandler(BaseHandler): limit = 10 async def handle_room(event: RoomsForUser): - d = { + d: JsonDict = { "room_id": event.room_id, "membership": event.membership, "visibility": ( diff --git a/synapse/handlers/register.py b/synapse/handlers/register.py index 8cf614136e..0ed59d757b 100644 --- a/synapse/handlers/register.py +++ b/synapse/handlers/register.py @@ -56,6 +56,22 @@ login_counter = Counter( ) +def init_counters_for_auth_provider(auth_provider_id: str) -> None: + """Ensure the prometheus counters for the given auth provider are initialised + + This fixes a problem where the counters are not reported for a given auth provider + until the user first logs in/registers. + """ + for is_guest in (True, False): + login_counter.labels(guest=is_guest, auth_provider=auth_provider_id) + for shadow_banned in (True, False): + registration_counter.labels( + guest=is_guest, + shadow_banned=shadow_banned, + auth_provider=auth_provider_id, + ) + + class LoginDict(TypedDict): device_id: str access_token: str @@ -96,6 +112,8 @@ class RegistrationHandler(BaseHandler): self.session_lifetime = hs.config.session_lifetime self.access_token_lifetime = hs.config.access_token_lifetime + init_counters_for_auth_provider("") + async def check_username( self, localpart: str, diff --git a/synapse/handlers/room_member.py b/synapse/handlers/room_member.py index ba13196218..401b84aad1 100644 --- a/synapse/handlers/room_member.py +++ b/synapse/handlers/room_member.py @@ -36,6 +36,7 @@ from synapse.api.ratelimiting import Ratelimiter from synapse.event_auth import get_named_level, get_power_level_event from synapse.events import EventBase from synapse.events.snapshot import EventContext +from synapse.handlers.profile import MAX_AVATAR_URL_LEN, MAX_DISPLAYNAME_LEN from synapse.types import ( JsonDict, Requester, @@ -79,7 +80,7 @@ class RoomMemberHandler(metaclass=abc.ABCMeta): self.account_data_handler = hs.get_account_data_handler() self.event_auth_handler = hs.get_event_auth_handler() - self.member_linearizer = Linearizer(name="member") + self.member_linearizer: Linearizer = Linearizer(name="member") self.clock = hs.get_clock() self.spam_checker = hs.get_spam_checker() @@ -556,6 +557,20 @@ class RoomMemberHandler(metaclass=abc.ABCMeta): content.pop("displayname", None) content.pop("avatar_url", None) + if len(content.get("displayname") or "") > MAX_DISPLAYNAME_LEN: + raise SynapseError( + 400, + f"Displayname is too long (max {MAX_DISPLAYNAME_LEN})", + errcode=Codes.BAD_JSON, + ) + + if len(content.get("avatar_url") or "") > MAX_AVATAR_URL_LEN: + raise SynapseError( + 400, + f"Avatar URL is too long (max {MAX_AVATAR_URL_LEN})", + errcode=Codes.BAD_JSON, + ) + effective_membership_state = action if action in ["kick", "unban"]: effective_membership_state = "leave" diff --git a/synapse/handlers/room_summary.py b/synapse/handlers/room_summary.py index ac6cfc0da9..906985c754 100644 --- a/synapse/handlers/room_summary.py +++ b/synapse/handlers/room_summary.py @@ -28,12 +28,11 @@ from synapse.api.constants import ( Membership, RoomTypes, ) -from synapse.api.errors import AuthError, Codes, NotFoundError, SynapseError +from synapse.api.errors import AuthError, Codes, NotFoundError, StoreError, SynapseError from synapse.events import EventBase from synapse.events.utils import format_event_for_client_v2 from synapse.types import JsonDict from synapse.util.caches.response_cache import ResponseCache -from synapse.util.stringutils import random_string if TYPE_CHECKING: from synapse.server import HomeServer @@ -76,6 +75,9 @@ class _PaginationSession: class RoomSummaryHandler: + # A unique key used for pagination sessions for the room hierarchy endpoint. + _PAGINATION_SESSION_TYPE = "room_hierarchy_pagination" + # The time a pagination session remains valid for. _PAGINATION_SESSION_VALIDITY_PERIOD_MS = 5 * 60 * 1000 @@ -87,12 +89,6 @@ class RoomSummaryHandler: self._server_name = hs.hostname self._federation_client = hs.get_federation_client() - # A map of query information to the current pagination state. - # - # TODO Allow for multiple workers to share this data. - # TODO Expire pagination tokens. - self._pagination_sessions: Dict[_PaginationKey, _PaginationSession] = {} - # If a user tries to fetch the same page multiple times in quick succession, # only process the first attempt and return its result to subsequent requests. self._pagination_response_cache: ResponseCache[ @@ -102,21 +98,6 @@ class RoomSummaryHandler: "get_room_hierarchy", ) - def _expire_pagination_sessions(self): - """Expire pagination session which are old.""" - expire_before = ( - self._clock.time_msec() - self._PAGINATION_SESSION_VALIDITY_PERIOD_MS - ) - to_expire = [] - - for key, value in self._pagination_sessions.items(): - if value.creation_time_ms < expire_before: - to_expire.append(key) - - for key in to_expire: - logger.debug("Expiring pagination session id %s", key) - del self._pagination_sessions[key] - async def get_space_summary( self, requester: str, @@ -327,18 +308,29 @@ class RoomSummaryHandler: # If this is continuing a previous session, pull the persisted data. if from_token: - self._expire_pagination_sessions() + try: + pagination_session = await self._store.get_session( + session_type=self._PAGINATION_SESSION_TYPE, + session_id=from_token, + ) + except StoreError: + raise SynapseError(400, "Unknown pagination token", Codes.INVALID_PARAM) - pagination_key = _PaginationKey( - requested_room_id, suggested_only, max_depth, from_token - ) - if pagination_key not in self._pagination_sessions: + # If the requester, room ID, suggested-only, or max depth were modified + # the session is invalid. + if ( + requester != pagination_session["requester"] + or requested_room_id != pagination_session["room_id"] + or suggested_only != pagination_session["suggested_only"] + or max_depth != pagination_session["max_depth"] + ): raise SynapseError(400, "Unknown pagination token", Codes.INVALID_PARAM) # Load the previous state. - pagination_session = self._pagination_sessions[pagination_key] - room_queue = pagination_session.room_queue - processed_rooms = pagination_session.processed_rooms + room_queue = [ + _RoomQueueEntry(*fields) for fields in pagination_session["room_queue"] + ] + processed_rooms = set(pagination_session["processed_rooms"]) else: # The queue of rooms to process, the next room is last on the stack. room_queue = [_RoomQueueEntry(requested_room_id, ())] @@ -456,13 +448,21 @@ class RoomSummaryHandler: # If there's additional data, generate a pagination token (and persist state). if room_queue: - next_batch = random_string(24) - result["next_batch"] = next_batch - pagination_key = _PaginationKey( - requested_room_id, suggested_only, max_depth, next_batch - ) - self._pagination_sessions[pagination_key] = _PaginationSession( - self._clock.time_msec(), room_queue, processed_rooms + result["next_batch"] = await self._store.create_session( + session_type=self._PAGINATION_SESSION_TYPE, + value={ + # Information which must be identical across pagination. + "requester": requester, + "room_id": requested_room_id, + "suggested_only": suggested_only, + "max_depth": max_depth, + # The stored state. + "room_queue": [ + attr.astuple(room_entry) for room_entry in room_queue + ], + "processed_rooms": list(processed_rooms), + }, + expiry_ms=self._PAGINATION_SESSION_VALIDITY_PERIOD_MS, ) return result diff --git a/synapse/handlers/sso.py b/synapse/handlers/sso.py index 1b855a685c..0e6ebb574e 100644 --- a/synapse/handlers/sso.py +++ b/synapse/handlers/sso.py @@ -37,6 +37,7 @@ from twisted.web.server import Request from synapse.api.constants import LoginType from synapse.api.errors import Codes, NotFoundError, RedirectException, SynapseError from synapse.config.sso import SsoAttributeRequirement +from synapse.handlers.register import init_counters_for_auth_provider from synapse.handlers.ui_auth import UIAuthSessionDataConstants from synapse.http import get_request_user_agent from synapse.http.server import respond_with_html, respond_with_redirect @@ -213,6 +214,7 @@ class SsoHandler: p_id = p.idp_id assert p_id not in self._identity_providers self._identity_providers[p_id] = p + init_counters_for_auth_provider(p_id) def get_identity_providers(self) -> Mapping[str, SsoIdentityProvider]: """Get the configured identity providers""" diff --git a/synapse/handlers/sync.py b/synapse/handlers/sync.py index 590642f510..86c3c7f0df 100644 --- a/synapse/handlers/sync.py +++ b/synapse/handlers/sync.py @@ -1,5 +1,4 @@ -# Copyright 2015, 2016 OpenMarket Ltd -# Copyright 2018, 2019 New Vector Ltd +# Copyright 2015-2021 The Matrix.org Foundation C.I.C. # # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. @@ -31,6 +30,8 @@ from prometheus_client import Counter from synapse.api.constants import AccountDataTypes, EventTypes, Membership from synapse.api.filtering import FilterCollection +from synapse.api.presence import UserPresenceState +from synapse.api.room_versions import KNOWN_ROOM_VERSIONS from synapse.events import EventBase from synapse.logging.context import current_context from synapse.logging.opentracing import SynapseTags, log_kv, set_tag, start_active_span @@ -86,20 +87,20 @@ LAZY_LOADED_MEMBERS_CACHE_MAX_SIZE = 100 SyncRequestKey = Tuple[Any, ...] -@attr.s(slots=True, frozen=True) +@attr.s(slots=True, frozen=True, auto_attribs=True) class SyncConfig: - user = attr.ib(type=UserID) - filter_collection = attr.ib(type=FilterCollection) - is_guest = attr.ib(type=bool) - request_key = attr.ib(type=SyncRequestKey) - device_id = attr.ib(type=Optional[str]) + user: UserID + filter_collection: FilterCollection + is_guest: bool + request_key: SyncRequestKey + device_id: Optional[str] -@attr.s(slots=True, frozen=True) +@attr.s(slots=True, frozen=True, auto_attribs=True) class TimelineBatch: - prev_batch = attr.ib(type=StreamToken) - events = attr.ib(type=List[EventBase]) - limited = attr.ib(type=bool) + prev_batch: StreamToken + events: List[EventBase] + limited: bool def __bool__(self) -> bool: """Make the result appear empty if there are no updates. This is used @@ -113,16 +114,16 @@ class TimelineBatch: # if there are updates for it, which we check after the instance has been created. # This should not be a big deal because we update the notification counts afterwards as # well anyway. -@attr.s(slots=True) +@attr.s(slots=True, auto_attribs=True) class JoinedSyncResult: - room_id = attr.ib(type=str) - timeline = attr.ib(type=TimelineBatch) - state = attr.ib(type=StateMap[EventBase]) - ephemeral = attr.ib(type=List[JsonDict]) - account_data = attr.ib(type=List[JsonDict]) - unread_notifications = attr.ib(type=JsonDict) - summary = attr.ib(type=Optional[JsonDict]) - unread_count = attr.ib(type=int) + room_id: str + timeline: TimelineBatch + state: StateMap[EventBase] + ephemeral: List[JsonDict] + account_data: List[JsonDict] + unread_notifications: JsonDict + summary: Optional[JsonDict] + unread_count: int def __bool__(self) -> bool: """Make the result appear empty if there are no updates. This is used @@ -138,12 +139,12 @@ class JoinedSyncResult: ) -@attr.s(slots=True, frozen=True) +@attr.s(slots=True, frozen=True, auto_attribs=True) class ArchivedSyncResult: - room_id = attr.ib(type=str) - timeline = attr.ib(type=TimelineBatch) - state = attr.ib(type=StateMap[EventBase]) - account_data = attr.ib(type=List[JsonDict]) + room_id: str + timeline: TimelineBatch + state: StateMap[EventBase] + account_data: List[JsonDict] def __bool__(self) -> bool: """Make the result appear empty if there are no updates. This is used @@ -152,37 +153,37 @@ class ArchivedSyncResult: return bool(self.timeline or self.state or self.account_data) -@attr.s(slots=True, frozen=True) +@attr.s(slots=True, frozen=True, auto_attribs=True) class InvitedSyncResult: - room_id = attr.ib(type=str) - invite = attr.ib(type=EventBase) + room_id: str + invite: EventBase def __bool__(self) -> bool: """Invited rooms should always be reported to the client""" return True -@attr.s(slots=True, frozen=True) +@attr.s(slots=True, frozen=True, auto_attribs=True) class KnockedSyncResult: - room_id = attr.ib(type=str) - knock = attr.ib(type=EventBase) + room_id: str + knock: EventBase def __bool__(self) -> bool: """Knocked rooms should always be reported to the client""" return True -@attr.s(slots=True, frozen=True) +@attr.s(slots=True, frozen=True, auto_attribs=True) class GroupsSyncResult: - join = attr.ib(type=JsonDict) - invite = attr.ib(type=JsonDict) - leave = attr.ib(type=JsonDict) + join: JsonDict + invite: JsonDict + leave: JsonDict def __bool__(self) -> bool: return bool(self.join or self.invite or self.leave) -@attr.s(slots=True, frozen=True) +@attr.s(slots=True, frozen=True, auto_attribs=True) class DeviceLists: """ Attributes: @@ -190,27 +191,27 @@ class DeviceLists: left: List of user_ids whose devices we no longer track """ - changed = attr.ib(type=Collection[str]) - left = attr.ib(type=Collection[str]) + changed: Collection[str] + left: Collection[str] def __bool__(self) -> bool: return bool(self.changed or self.left) -@attr.s(slots=True) +@attr.s(slots=True, auto_attribs=True) class _RoomChanges: """The set of room entries to include in the sync, plus the set of joined and left room IDs since last sync. """ - room_entries = attr.ib(type=List["RoomSyncResultBuilder"]) - invited = attr.ib(type=List[InvitedSyncResult]) - knocked = attr.ib(type=List[KnockedSyncResult]) - newly_joined_rooms = attr.ib(type=List[str]) - newly_left_rooms = attr.ib(type=List[str]) + room_entries: List["RoomSyncResultBuilder"] + invited: List[InvitedSyncResult] + knocked: List[KnockedSyncResult] + newly_joined_rooms: List[str] + newly_left_rooms: List[str] -@attr.s(slots=True, frozen=True) +@attr.s(slots=True, frozen=True, auto_attribs=True) class SyncResult: """ Attributes: @@ -230,18 +231,18 @@ class SyncResult: groups: Group updates, if any """ - next_batch = attr.ib(type=StreamToken) - presence = attr.ib(type=List[JsonDict]) - account_data = attr.ib(type=List[JsonDict]) - joined = attr.ib(type=List[JoinedSyncResult]) - invited = attr.ib(type=List[InvitedSyncResult]) - knocked = attr.ib(type=List[KnockedSyncResult]) - archived = attr.ib(type=List[ArchivedSyncResult]) - to_device = attr.ib(type=List[JsonDict]) - device_lists = attr.ib(type=DeviceLists) - device_one_time_keys_count = attr.ib(type=JsonDict) - device_unused_fallback_key_types = attr.ib(type=List[str]) - groups = attr.ib(type=Optional[GroupsSyncResult]) + next_batch: StreamToken + presence: List[UserPresenceState] + account_data: List[JsonDict] + joined: List[JoinedSyncResult] + invited: List[InvitedSyncResult] + knocked: List[KnockedSyncResult] + archived: List[ArchivedSyncResult] + to_device: List[JsonDict] + device_lists: DeviceLists + device_one_time_keys_count: JsonDict + device_unused_fallback_key_types: List[str] + groups: Optional[GroupsSyncResult] def __bool__(self) -> bool: """Make the result appear empty if there are no updates. This is used @@ -701,7 +702,7 @@ class SyncHandler: name_id = state_ids.get((EventTypes.Name, "")) canonical_alias_id = state_ids.get((EventTypes.CanonicalAlias, "")) - summary = {} + summary: JsonDict = {} empty_ms = MemberSummary([], 0) # TODO: only send these when they change. @@ -1843,6 +1844,9 @@ class SyncHandler: knocked = [] for event in room_list: + if event.room_version_id not in KNOWN_ROOM_VERSIONS: + continue + if event.membership == Membership.JOIN: room_entries.append( RoomSyncResultBuilder( @@ -2076,21 +2080,23 @@ class SyncHandler: # If the membership's stream ordering is after the given stream # ordering, we need to go and work out if the user was in the room # before. - for room_id, event_pos in joined_rooms: - if not event_pos.persisted_after(room_key): - joined_room_ids.add(room_id) + for joined_room in joined_rooms: + if not joined_room.event_pos.persisted_after(room_key): + joined_room_ids.add(joined_room.room_id) continue - logger.info("User joined room after current token: %s", room_id) + logger.info("User joined room after current token: %s", joined_room.room_id) extrems = ( await self.store.get_forward_extremities_for_room_at_stream_ordering( - room_id, event_pos.stream + joined_room.room_id, joined_room.event_pos.stream ) ) - users_in_room = await self.state.get_current_users_in_room(room_id, extrems) + users_in_room = await self.state.get_current_users_in_room( + joined_room.room_id, extrems + ) if user_id in users_in_room: - joined_room_ids.add(room_id) + joined_room_ids.add(joined_room.room_id) return frozenset(joined_room_ids) @@ -2160,7 +2166,7 @@ def _calculate_state( return {event_id_to_key[e]: e for e in state_ids} -@attr.s(slots=True) +@attr.s(slots=True, auto_attribs=True) class SyncResultBuilder: """Used to help build up a new SyncResult for a user @@ -2172,33 +2178,33 @@ class SyncResultBuilder: joined_room_ids: List of rooms the user is joined to # The following mirror the fields in a sync response - presence (list) - account_data (list) - joined (list[JoinedSyncResult]) - invited (list[InvitedSyncResult]) - knocked (list[KnockedSyncResult]) - archived (list[ArchivedSyncResult]) - groups (GroupsSyncResult|None) - to_device (list) + presence + account_data + joined + invited + knocked + archived + groups + to_device """ - sync_config = attr.ib(type=SyncConfig) - full_state = attr.ib(type=bool) - since_token = attr.ib(type=Optional[StreamToken]) - now_token = attr.ib(type=StreamToken) - joined_room_ids = attr.ib(type=FrozenSet[str]) + sync_config: SyncConfig + full_state: bool + since_token: Optional[StreamToken] + now_token: StreamToken + joined_room_ids: FrozenSet[str] - presence = attr.ib(type=List[JsonDict], default=attr.Factory(list)) - account_data = attr.ib(type=List[JsonDict], default=attr.Factory(list)) - joined = attr.ib(type=List[JoinedSyncResult], default=attr.Factory(list)) - invited = attr.ib(type=List[InvitedSyncResult], default=attr.Factory(list)) - knocked = attr.ib(type=List[KnockedSyncResult], default=attr.Factory(list)) - archived = attr.ib(type=List[ArchivedSyncResult], default=attr.Factory(list)) - groups = attr.ib(type=Optional[GroupsSyncResult], default=None) - to_device = attr.ib(type=List[JsonDict], default=attr.Factory(list)) + presence: List[UserPresenceState] = attr.Factory(list) + account_data: List[JsonDict] = attr.Factory(list) + joined: List[JoinedSyncResult] = attr.Factory(list) + invited: List[InvitedSyncResult] = attr.Factory(list) + knocked: List[KnockedSyncResult] = attr.Factory(list) + archived: List[ArchivedSyncResult] = attr.Factory(list) + groups: Optional[GroupsSyncResult] = None + to_device: List[JsonDict] = attr.Factory(list) -@attr.s(slots=True) +@attr.s(slots=True, auto_attribs=True) class RoomSyncResultBuilder: """Stores information needed to create either a `JoinedSyncResult` or `ArchivedSyncResult`. @@ -2214,10 +2220,10 @@ class RoomSyncResultBuilder: upto_token: Latest point to return events from. """ - room_id = attr.ib(type=str) - rtype = attr.ib(type=str) - events = attr.ib(type=Optional[List[EventBase]]) - newly_joined = attr.ib(type=bool) - full_state = attr.ib(type=bool) - since_token = attr.ib(type=Optional[StreamToken]) - upto_token = attr.ib(type=StreamToken) + room_id: str + rtype: str + events: Optional[List[EventBase]] + newly_joined: bool + full_state: bool + since_token: Optional[StreamToken] + upto_token: StreamToken diff --git a/synapse/handlers/ui_auth/__init__.py b/synapse/handlers/ui_auth/__init__.py index 4c3b669fae..13b0c61d2e 100644 --- a/synapse/handlers/ui_auth/__init__.py +++ b/synapse/handlers/ui_auth/__init__.py @@ -34,3 +34,8 @@ class UIAuthSessionDataConstants: # used by validate_user_via_ui_auth to store the mxid of the user we are validating # for. REQUEST_USER_ID = "request_user_id" + + # used during registration to store the registration token used (if required) so that: + # - we can prevent a token being used twice by one session + # - we can 'use up' the token after registration has successfully completed + REGISTRATION_TOKEN = "org.matrix.msc3231.login.registration_token" diff --git a/synapse/handlers/ui_auth/checkers.py b/synapse/handlers/ui_auth/checkers.py index 5414ce77d8..d3828dec6b 100644 --- a/synapse/handlers/ui_auth/checkers.py +++ b/synapse/handlers/ui_auth/checkers.py @@ -49,7 +49,7 @@ class UserInteractiveAuthChecker: clientip: The IP address of the client. Raises: - SynapseError if authentication failed + LoginError if authentication failed. Returns: The result of authentication (to pass back to the client?) @@ -131,7 +131,9 @@ class RecaptchaAuthChecker(UserInteractiveAuthChecker): ) if resp_body["success"]: return True - raise LoginError(401, "", errcode=Codes.UNAUTHORIZED) + raise LoginError( + 401, "Captcha authentication failed", errcode=Codes.UNAUTHORIZED + ) class _BaseThreepidAuthChecker: @@ -191,7 +193,9 @@ class _BaseThreepidAuthChecker: raise AssertionError("Unrecognized threepid medium: %s" % (medium,)) if not threepid: - raise LoginError(401, "", errcode=Codes.UNAUTHORIZED) + raise LoginError( + 401, "Unable to get validated threepid", errcode=Codes.UNAUTHORIZED + ) if threepid["medium"] != medium: raise LoginError( @@ -237,11 +241,76 @@ class MsisdnAuthChecker(UserInteractiveAuthChecker, _BaseThreepidAuthChecker): return await self._check_threepid("msisdn", authdict) +class RegistrationTokenAuthChecker(UserInteractiveAuthChecker): + AUTH_TYPE = LoginType.REGISTRATION_TOKEN + + def __init__(self, hs: "HomeServer"): + super().__init__(hs) + self.hs = hs + self._enabled = bool(hs.config.registration_requires_token) + self.store = hs.get_datastore() + + def is_enabled(self) -> bool: + return self._enabled + + async def check_auth(self, authdict: dict, clientip: str) -> Any: + if "token" not in authdict: + raise LoginError(400, "Missing registration token", Codes.MISSING_PARAM) + if not isinstance(authdict["token"], str): + raise LoginError( + 400, "Registration token must be a string", Codes.INVALID_PARAM + ) + if "session" not in authdict: + raise LoginError(400, "Missing UIA session", Codes.MISSING_PARAM) + + # Get these here to avoid cyclic dependencies + from synapse.handlers.ui_auth import UIAuthSessionDataConstants + + auth_handler = self.hs.get_auth_handler() + + session = authdict["session"] + token = authdict["token"] + + # If the LoginType.REGISTRATION_TOKEN stage has already been completed, + # return early to avoid incrementing `pending` again. + stored_token = await auth_handler.get_session_data( + session, UIAuthSessionDataConstants.REGISTRATION_TOKEN + ) + if stored_token: + if token != stored_token: + raise LoginError( + 400, "Registration token has changed", Codes.INVALID_PARAM + ) + else: + return token + + if await self.store.registration_token_is_valid(token): + # Increment pending counter, so that if token has limited uses it + # can't be used up by someone else in the meantime. + await self.store.set_registration_token_pending(token) + # Store the token in the UIA session, so that once registration + # is complete `completed` can be incremented. + await auth_handler.set_session_data( + session, + UIAuthSessionDataConstants.REGISTRATION_TOKEN, + token, + ) + # The token will be stored as the result of the authentication stage + # in ui_auth_sessions_credentials. This allows the pending counter + # for tokens to be decremented when expired sessions are deleted. + return token + else: + raise LoginError( + 401, "Invalid registration token", errcode=Codes.UNAUTHORIZED + ) + + INTERACTIVE_AUTH_CHECKERS = [ DummyAuthChecker, TermsAuthChecker, RecaptchaAuthChecker, EmailIdentityAuthChecker, MsisdnAuthChecker, + RegistrationTokenAuthChecker, ] """A list of UserInteractiveAuthChecker classes""" diff --git a/synapse/http/additional_resource.py b/synapse/http/additional_resource.py index 55ea97a07f..9a2684aca4 100644 --- a/synapse/http/additional_resource.py +++ b/synapse/http/additional_resource.py @@ -12,8 +12,15 @@ # See the License for the specific language governing permissions and # limitations under the License. +from typing import TYPE_CHECKING + +from twisted.web.server import Request + from synapse.http.server import DirectServeJsonResource +if TYPE_CHECKING: + from synapse.server import HomeServer + class AdditionalResource(DirectServeJsonResource): """Resource wrapper for additional_resources @@ -25,7 +32,7 @@ class AdditionalResource(DirectServeJsonResource): and exception handling. """ - def __init__(self, hs, handler): + def __init__(self, hs: "HomeServer", handler): """Initialise AdditionalResource The ``handler`` should return a deferred which completes when it has @@ -33,14 +40,14 @@ class AdditionalResource(DirectServeJsonResource): ``request.write()``, and call ``request.finish()``. Args: - hs (synapse.server.HomeServer): homeserver + hs: homeserver handler ((twisted.web.server.Request) -> twisted.internet.defer.Deferred): function to be called to handle the request. """ super().__init__() self._handler = handler - def _async_render(self, request): + def _async_render(self, request: Request): # Cheekily pass the result straight through, so we don't need to worry # if its an awaitable or not. return self._handler(request) diff --git a/synapse/http/federation/srv_resolver.py b/synapse/http/federation/srv_resolver.py index b8ed4ec905..f68646fd0d 100644 --- a/synapse/http/federation/srv_resolver.py +++ b/synapse/http/federation/srv_resolver.py @@ -16,7 +16,7 @@ import logging import random import time -from typing import List +from typing import Callable, Dict, List import attr @@ -28,35 +28,35 @@ from synapse.logging.context import make_deferred_yieldable logger = logging.getLogger(__name__) -SERVER_CACHE = {} +SERVER_CACHE: Dict[bytes, List["Server"]] = {} -@attr.s(slots=True, frozen=True) +@attr.s(auto_attribs=True, slots=True, frozen=True) class Server: """ Our record of an individual server which can be tried to reach a destination. Attributes: - host (bytes): target hostname - port (int): - priority (int): - weight (int): - expires (int): when the cache should expire this record - in *seconds* since + host: target hostname + port: + priority: + weight: + expires: when the cache should expire this record - in *seconds* since the epoch """ - host = attr.ib() - port = attr.ib() - priority = attr.ib(default=0) - weight = attr.ib(default=0) - expires = attr.ib(default=0) + host: bytes + port: int + priority: int = 0 + weight: int = 0 + expires: int = 0 -def _sort_server_list(server_list): +def _sort_server_list(server_list: List[Server]) -> List[Server]: """Given a list of SRV records sort them into priority order and shuffle each priority with the given weight. """ - priority_map = {} + priority_map: Dict[int, List[Server]] = {} for server in server_list: priority_map.setdefault(server.priority, []).append(server) @@ -103,11 +103,16 @@ class SrvResolver: Args: dns_client (twisted.internet.interfaces.IResolver): twisted resolver impl - cache (dict): cache object - get_time (callable): clock implementation. Should return seconds since the epoch + cache: cache object + get_time: clock implementation. Should return seconds since the epoch """ - def __init__(self, dns_client=client, cache=SERVER_CACHE, get_time=time.time): + def __init__( + self, + dns_client=client, + cache: Dict[bytes, List[Server]] = SERVER_CACHE, + get_time: Callable[[], float] = time.time, + ): self._dns_client = dns_client self._cache = cache self._get_time = get_time @@ -116,7 +121,7 @@ class SrvResolver: """Look up a SRV record Args: - service_name (bytes): record to look up + service_name: record to look up Returns: a list of the SRV records, or an empty list if none found @@ -158,7 +163,7 @@ class SrvResolver: and answers[0].payload and answers[0].payload.target == dns.Name(b".") ): - raise ConnectError("Service %s unavailable" % service_name) + raise ConnectError(f"Service {service_name!r} unavailable") servers = [] diff --git a/synapse/http/proxyagent.py b/synapse/http/proxyagent.py index a3f31452d0..6fd88bde20 100644 --- a/synapse/http/proxyagent.py +++ b/synapse/http/proxyagent.py @@ -173,7 +173,7 @@ class ProxyAgent(_AgentBase): raise ValueError(f"Invalid URI {uri!r}") parsed_uri = URI.fromBytes(uri) - pool_key = (parsed_uri.scheme, parsed_uri.host, parsed_uri.port) + pool_key = f"{parsed_uri.scheme!r}{parsed_uri.host!r}{parsed_uri.port}" request_path = parsed_uri.originForm should_skip_proxy = False @@ -199,7 +199,7 @@ class ProxyAgent(_AgentBase): ) # Cache *all* connections under the same key, since we are only # connecting to a single destination, the proxy: - pool_key = ("http-proxy", self.http_proxy_endpoint) + pool_key = "http-proxy" endpoint = self.http_proxy_endpoint request_path = uri elif ( diff --git a/synapse/module_api/__init__.py b/synapse/module_api/__init__.py index 2d2ed229e2..b11fa6393b 100644 --- a/synapse/module_api/__init__.py +++ b/synapse/module_api/__init__.py @@ -32,6 +32,7 @@ from twisted.internet import defer from twisted.web.resource import IResource from synapse.events import EventBase +from synapse.events.presence_router import PresenceRouter from synapse.http.client import SimpleHttpClient from synapse.http.server import ( DirectServeHtmlResource, @@ -57,6 +58,8 @@ This package defines the 'stable' API which can be used by extension modules whi are loaded into Synapse. """ +PRESENCE_ALL_USERS = PresenceRouter.ALL_USERS + __all__ = [ "errors", "make_deferred_yieldable", @@ -70,6 +73,7 @@ __all__ = [ "DirectServeHtmlResource", "DirectServeJsonResource", "ModuleApi", + "PRESENCE_ALL_USERS", ] logger = logging.getLogger(__name__) @@ -112,6 +116,7 @@ class ModuleApi: self._spam_checker = hs.get_spam_checker() self._account_validity_handler = hs.get_account_validity_handler() self._third_party_event_rules = hs.get_third_party_event_rules() + self._presence_router = hs.get_presence_router() ################################################################################# # The following methods should only be called during the module's initialisation. @@ -131,6 +136,11 @@ class ModuleApi: """Registers callbacks for third party event rules capabilities.""" return self._third_party_event_rules.register_third_party_rules_callbacks + @property + def register_presence_router_callbacks(self): + """Registers callbacks for presence router capabilities.""" + return self._presence_router.register_presence_router_callbacks + def register_web_resource(self, path: str, resource: IResource): """Registers a web resource to be served at the given path. diff --git a/synapse/res/templates/recaptcha.html b/synapse/res/templates/recaptcha.html index 63944dc608..b3db06ef97 100644 --- a/synapse/res/templates/recaptcha.html +++ b/synapse/res/templates/recaptcha.html @@ -16,6 +16,9 @@ function captchaDone() { <body> <form id="registrationForm" method="post" action="{{ myurl }}"> <div> + {% if error is defined %} + <p class="error"><strong>Error: {{ error }}</strong></p> + {% endif %} <p> Hello! We need to prevent computer programs and other automated things from creating accounts on this server. diff --git a/synapse/res/templates/registration_token.html b/synapse/res/templates/registration_token.html new file mode 100644 index 0000000000..4577ce1702 --- /dev/null +++ b/synapse/res/templates/registration_token.html @@ -0,0 +1,23 @@ +<html> +<head> +<title>Authentication</title> +<meta name='viewport' content='width=device-width, initial-scale=1, + user-scalable=no, minimum-scale=1.0, maximum-scale=1.0'> +<link rel="stylesheet" href="/_matrix/static/client/register/style.css"> +</head> +<body> +<form id="registrationForm" method="post" action="{{ myurl }}"> + <div> + {% if error is defined %} + <p class="error"><strong>Error: {{ error }}</strong></p> + {% endif %} + <p> + Please enter a registration token. + </p> + <input type="hidden" name="session" value="{{ session }}" /> + <input type="text" name="token" /> + <input type="submit" value="Authenticate" /> + </div> +</form> +</body> +</html> diff --git a/synapse/res/templates/terms.html b/synapse/res/templates/terms.html index dfef9897ee..369ff446d2 100644 --- a/synapse/res/templates/terms.html +++ b/synapse/res/templates/terms.html @@ -8,6 +8,9 @@ <body> <form id="registrationForm" method="post" action="{{ myurl }}"> <div> + {% if error is defined %} + <p class="error"><strong>Error: {{ error }}</strong></p> + {% endif %} <p> Please click the button below if you agree to the <a href="{{ terms_url }}">privacy policy of this homeserver.</a> diff --git a/synapse/rest/admin/__init__.py b/synapse/rest/admin/__init__.py index d5862a4da4..6e1c8736e1 100644 --- a/synapse/rest/admin/__init__.py +++ b/synapse/rest/admin/__init__.py @@ -36,7 +36,11 @@ from synapse.rest.admin.event_reports import ( ) from synapse.rest.admin.groups import DeleteGroupAdminRestServlet from synapse.rest.admin.media import ListMediaInRoom, register_servlets_for_media_repo -from synapse.rest.admin.purge_room_servlet import PurgeRoomServlet +from synapse.rest.admin.registration_tokens import ( + ListRegistrationTokensRestServlet, + NewRegistrationTokenRestServlet, + RegistrationTokenRestServlet, +) from synapse.rest.admin.rooms import ( DeleteRoomRestServlet, ForwardExtremitiesRestServlet, @@ -47,7 +51,6 @@ from synapse.rest.admin.rooms import ( RoomMembersRestServlet, RoomRestServlet, RoomStateRestServlet, - ShutdownRoomRestServlet, ) from synapse.rest.admin.server_notice_servlet import SendServerNoticeServlet from synapse.rest.admin.statistics import UserMediaStatisticsRestServlet @@ -220,7 +223,6 @@ def register_servlets(hs: "HomeServer", http_server: HttpServer) -> None: RoomMembersRestServlet(hs).register(http_server) DeleteRoomRestServlet(hs).register(http_server) JoinRoomAliasServlet(hs).register(http_server) - PurgeRoomServlet(hs).register(http_server) SendServerNoticeServlet(hs).register(http_server) VersionServlet(hs).register(http_server) UserAdminServlet(hs).register(http_server) @@ -241,6 +243,9 @@ def register_servlets(hs: "HomeServer", http_server: HttpServer) -> None: RoomEventContextServlet(hs).register(http_server) RateLimitRestServlet(hs).register(http_server) UsernameAvailableRestServlet(hs).register(http_server) + ListRegistrationTokensRestServlet(hs).register(http_server) + NewRegistrationTokenRestServlet(hs).register(http_server) + RegistrationTokenRestServlet(hs).register(http_server) def register_servlets_for_client_rest_resource( @@ -253,7 +258,6 @@ def register_servlets_for_client_rest_resource( PurgeHistoryRestServlet(hs).register(http_server) ResetPasswordRestServlet(hs).register(http_server) SearchUsersRestServlet(hs).register(http_server) - ShutdownRoomRestServlet(hs).register(http_server) UserRegisterServlet(hs).register(http_server) DeleteGroupAdminRestServlet(hs).register(http_server) AccountValidityRenewServlet(hs).register(http_server) diff --git a/synapse/rest/admin/purge_room_servlet.py b/synapse/rest/admin/purge_room_servlet.py deleted file mode 100644 index 2365ff7a0f..0000000000 --- a/synapse/rest/admin/purge_room_servlet.py +++ /dev/null @@ -1,58 +0,0 @@ -# Copyright 2019 The Matrix.org Foundation C.I.C. -# -# Licensed under the Apache License, Version 2.0 (the "License"); -# you may not use this file except in compliance with the License. -# You may obtain a copy of the License at -# -# http://www.apache.org/licenses/LICENSE-2.0 -# -# Unless required by applicable law or agreed to in writing, software -# distributed under the License is distributed on an "AS IS" BASIS, -# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -# See the License for the specific language governing permissions and -# limitations under the License. -from typing import TYPE_CHECKING, Tuple - -from synapse.http.servlet import ( - RestServlet, - assert_params_in_dict, - parse_json_object_from_request, -) -from synapse.http.site import SynapseRequest -from synapse.rest.admin import assert_requester_is_admin -from synapse.rest.admin._base import admin_patterns -from synapse.types import JsonDict - -if TYPE_CHECKING: - from synapse.server import HomeServer - - -class PurgeRoomServlet(RestServlet): - """Servlet which will remove all trace of a room from the database - - POST /_synapse/admin/v1/purge_room - { - "room_id": "!room:id" - } - - returns: - - {} - """ - - PATTERNS = admin_patterns("/purge_room$") - - def __init__(self, hs: "HomeServer"): - self.hs = hs - self.auth = hs.get_auth() - self.pagination_handler = hs.get_pagination_handler() - - async def on_POST(self, request: SynapseRequest) -> Tuple[int, JsonDict]: - await assert_requester_is_admin(self.auth, request) - - body = parse_json_object_from_request(request) - assert_params_in_dict(body, ("room_id",)) - - await self.pagination_handler.purge_room(body["room_id"]) - - return 200, {} diff --git a/synapse/rest/admin/registration_tokens.py b/synapse/rest/admin/registration_tokens.py new file mode 100644 index 0000000000..5a1c929d85 --- /dev/null +++ b/synapse/rest/admin/registration_tokens.py @@ -0,0 +1,321 @@ +# Copyright 2021 Callum Brown +# +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. + +import logging +import string +from typing import TYPE_CHECKING, Tuple + +from synapse.api.errors import Codes, NotFoundError, SynapseError +from synapse.http.servlet import ( + RestServlet, + parse_boolean, + parse_json_object_from_request, +) +from synapse.http.site import SynapseRequest +from synapse.rest.admin._base import admin_patterns, assert_requester_is_admin +from synapse.types import JsonDict + +if TYPE_CHECKING: + from synapse.server import HomeServer + +logger = logging.getLogger(__name__) + + +class ListRegistrationTokensRestServlet(RestServlet): + """List registration tokens. + + To list all tokens: + + GET /_synapse/admin/v1/registration_tokens + + 200 OK + + { + "registration_tokens": [ + { + "token": "abcd", + "uses_allowed": 3, + "pending": 0, + "completed": 1, + "expiry_time": null + }, + { + "token": "wxyz", + "uses_allowed": null, + "pending": 0, + "completed": 9, + "expiry_time": 1625394937000 + } + ] + } + + The optional query parameter `valid` can be used to filter the response. + If it is `true`, only valid tokens are returned. If it is `false`, only + tokens that have expired or have had all uses exhausted are returned. + If it is omitted, all tokens are returned regardless of validity. + """ + + PATTERNS = admin_patterns("/registration_tokens$") + + def __init__(self, hs: "HomeServer"): + self.hs = hs + self.auth = hs.get_auth() + self.store = hs.get_datastore() + + async def on_GET(self, request: SynapseRequest) -> Tuple[int, JsonDict]: + await assert_requester_is_admin(self.auth, request) + valid = parse_boolean(request, "valid") + token_list = await self.store.get_registration_tokens(valid) + return 200, {"registration_tokens": token_list} + + +class NewRegistrationTokenRestServlet(RestServlet): + """Create a new registration token. + + For example, to create a token specifying some fields: + + POST /_synapse/admin/v1/registration_tokens/new + + { + "token": "defg", + "uses_allowed": 1 + } + + 200 OK + + { + "token": "defg", + "uses_allowed": 1, + "pending": 0, + "completed": 0, + "expiry_time": null + } + + Defaults are used for any fields not specified. + """ + + PATTERNS = admin_patterns("/registration_tokens/new$") + + def __init__(self, hs: "HomeServer"): + self.hs = hs + self.auth = hs.get_auth() + self.store = hs.get_datastore() + self.clock = hs.get_clock() + # A string of all the characters allowed to be in a registration_token + self.allowed_chars = string.ascii_letters + string.digits + "-_" + self.allowed_chars_set = set(self.allowed_chars) + + async def on_POST(self, request: SynapseRequest) -> Tuple[int, JsonDict]: + await assert_requester_is_admin(self.auth, request) + body = parse_json_object_from_request(request) + + if "token" in body: + token = body["token"] + if not isinstance(token, str): + raise SynapseError(400, "token must be a string", Codes.INVALID_PARAM) + if not (0 < len(token) <= 64): + raise SynapseError( + 400, + "token must not be empty and must not be longer than 64 characters", + Codes.INVALID_PARAM, + ) + if not set(token).issubset(self.allowed_chars_set): + raise SynapseError( + 400, + "token must consist only of characters matched by the regex [A-Za-z0-9-_]", + Codes.INVALID_PARAM, + ) + + else: + # Get length of token to generate (default is 16) + length = body.get("length", 16) + if not isinstance(length, int): + raise SynapseError( + 400, "length must be an integer", Codes.INVALID_PARAM + ) + if not (0 < length <= 64): + raise SynapseError( + 400, + "length must be greater than zero and not greater than 64", + Codes.INVALID_PARAM, + ) + + # Generate token + token = await self.store.generate_registration_token( + length, self.allowed_chars + ) + + uses_allowed = body.get("uses_allowed", None) + if not ( + uses_allowed is None + or (isinstance(uses_allowed, int) and uses_allowed >= 0) + ): + raise SynapseError( + 400, + "uses_allowed must be a non-negative integer or null", + Codes.INVALID_PARAM, + ) + + expiry_time = body.get("expiry_time", None) + if not isinstance(expiry_time, (int, type(None))): + raise SynapseError( + 400, "expiry_time must be an integer or null", Codes.INVALID_PARAM + ) + if isinstance(expiry_time, int) and expiry_time < self.clock.time_msec(): + raise SynapseError( + 400, "expiry_time must not be in the past", Codes.INVALID_PARAM + ) + + created = await self.store.create_registration_token( + token, uses_allowed, expiry_time + ) + if not created: + raise SynapseError( + 400, f"Token already exists: {token}", Codes.INVALID_PARAM + ) + + resp = { + "token": token, + "uses_allowed": uses_allowed, + "pending": 0, + "completed": 0, + "expiry_time": expiry_time, + } + return 200, resp + + +class RegistrationTokenRestServlet(RestServlet): + """Retrieve, update, or delete the given token. + + For example, + + to retrieve a token: + + GET /_synapse/admin/v1/registration_tokens/abcd + + 200 OK + + { + "token": "abcd", + "uses_allowed": 3, + "pending": 0, + "completed": 1, + "expiry_time": null + } + + + to update a token: + + PUT /_synapse/admin/v1/registration_tokens/defg + + { + "uses_allowed": 5, + "expiry_time": 4781243146000 + } + + 200 OK + + { + "token": "defg", + "uses_allowed": 5, + "pending": 0, + "completed": 0, + "expiry_time": 4781243146000 + } + + + to delete a token: + + DELETE /_synapse/admin/v1/registration_tokens/wxyz + + 200 OK + + {} + """ + + PATTERNS = admin_patterns("/registration_tokens/(?P<token>[^/]*)$") + + def __init__(self, hs: "HomeServer"): + self.hs = hs + self.clock = hs.get_clock() + self.auth = hs.get_auth() + self.store = hs.get_datastore() + + async def on_GET(self, request: SynapseRequest, token: str) -> Tuple[int, JsonDict]: + """Retrieve a registration token.""" + await assert_requester_is_admin(self.auth, request) + token_info = await self.store.get_one_registration_token(token) + + # If no result return a 404 + if token_info is None: + raise NotFoundError(f"No such registration token: {token}") + + return 200, token_info + + async def on_PUT(self, request: SynapseRequest, token: str) -> Tuple[int, JsonDict]: + """Update a registration token.""" + await assert_requester_is_admin(self.auth, request) + body = parse_json_object_from_request(request) + new_attributes = {} + + # Only add uses_allowed to new_attributes if it is present and valid + if "uses_allowed" in body: + uses_allowed = body["uses_allowed"] + if not ( + uses_allowed is None + or (isinstance(uses_allowed, int) and uses_allowed >= 0) + ): + raise SynapseError( + 400, + "uses_allowed must be a non-negative integer or null", + Codes.INVALID_PARAM, + ) + new_attributes["uses_allowed"] = uses_allowed + + if "expiry_time" in body: + expiry_time = body["expiry_time"] + if not isinstance(expiry_time, (int, type(None))): + raise SynapseError( + 400, "expiry_time must be an integer or null", Codes.INVALID_PARAM + ) + if isinstance(expiry_time, int) and expiry_time < self.clock.time_msec(): + raise SynapseError( + 400, "expiry_time must not be in the past", Codes.INVALID_PARAM + ) + new_attributes["expiry_time"] = expiry_time + + if len(new_attributes) == 0: + # Nothing to update, get token info to return + token_info = await self.store.get_one_registration_token(token) + else: + token_info = await self.store.update_registration_token( + token, new_attributes + ) + + # If no result return a 404 + if token_info is None: + raise NotFoundError(f"No such registration token: {token}") + + return 200, token_info + + async def on_DELETE( + self, request: SynapseRequest, token: str + ) -> Tuple[int, JsonDict]: + """Delete a registration token.""" + await assert_requester_is_admin(self.auth, request) + + if await self.store.delete_registration_token(token): + return 200, {} + + raise NotFoundError(f"No such registration token: {token}") diff --git a/synapse/rest/admin/rooms.py b/synapse/rest/admin/rooms.py index 975c28b225..ad83d4b54c 100644 --- a/synapse/rest/admin/rooms.py +++ b/synapse/rest/admin/rooms.py @@ -46,41 +46,6 @@ if TYPE_CHECKING: logger = logging.getLogger(__name__) -class ShutdownRoomRestServlet(RestServlet): - """Shuts down a room by removing all local users from the room and blocking - all future invites and joins to the room. Any local aliases will be repointed - to a new room created by `new_room_user_id` and kicked users will be auto - joined to the new room. - """ - - PATTERNS = admin_patterns("/shutdown_room/(?P<room_id>[^/]+)") - - def __init__(self, hs: "HomeServer"): - self.hs = hs - self.auth = hs.get_auth() - self.room_shutdown_handler = hs.get_room_shutdown_handler() - - async def on_POST( - self, request: SynapseRequest, room_id: str - ) -> Tuple[int, JsonDict]: - requester = await self.auth.get_user_by_req(request) - await assert_user_is_admin(self.auth, requester.user) - - content = parse_json_object_from_request(request) - assert_params_in_dict(content, ["new_room_user_id"]) - - ret = await self.room_shutdown_handler.shutdown_room( - room_id=room_id, - new_room_user_id=content["new_room_user_id"], - new_room_name=content.get("room_name"), - message=content.get("message"), - requester_user_id=requester.user.to_string(), - block=True, - ) - - return (200, ret) - - class DeleteRoomRestServlet(RestServlet): """Delete a room from server. diff --git a/synapse/rest/admin/users.py b/synapse/rest/admin/users.py index 3c8a0c6883..c1a1ba645e 100644 --- a/synapse/rest/admin/users.py +++ b/synapse/rest/admin/users.py @@ -228,13 +228,18 @@ class UserRestServletV2(RestServlet): if not isinstance(deactivate, bool): raise SynapseError(400, "'deactivated' parameter is not of type boolean") - # convert into List[Tuple[str, str]] + # convert List[Dict[str, str]] into Set[Tuple[str, str]] if external_ids is not None: - new_external_ids = [] - for external_id in external_ids: - new_external_ids.append( - (external_id["auth_provider"], external_id["external_id"]) - ) + new_external_ids = { + (external_id["auth_provider"], external_id["external_id"]) + for external_id in external_ids + } + + # convert List[Dict[str, str]] into Set[Tuple[str, str]] + if threepids is not None: + new_threepids = { + (threepid["medium"], threepid["address"]) for threepid in threepids + } if user: # modify user if "displayname" in body: @@ -243,29 +248,39 @@ class UserRestServletV2(RestServlet): ) if threepids is not None: - # remove old threepids from user - old_threepids = await self.store.user_get_threepids(user_id) - for threepid in old_threepids: + # get changed threepids (added and removed) + # convert List[Dict[str, Any]] into Set[Tuple[str, str]] + cur_threepids = { + (threepid["medium"], threepid["address"]) + for threepid in await self.store.user_get_threepids(user_id) + } + add_threepids = new_threepids - cur_threepids + del_threepids = cur_threepids - new_threepids + + # remove old threepids + for medium, address in del_threepids: try: await self.auth_handler.delete_threepid( - user_id, threepid["medium"], threepid["address"], None + user_id, medium, address, None ) except Exception: logger.exception("Failed to remove threepids") raise SynapseError(500, "Failed to remove threepids") - # add new threepids to user + # add new threepids current_time = self.hs.get_clock().time_msec() - for threepid in threepids: + for medium, address in add_threepids: await self.auth_handler.add_threepid( - user_id, threepid["medium"], threepid["address"], current_time + user_id, medium, address, current_time ) if external_ids is not None: # get changed external_ids (added and removed) - cur_external_ids = await self.store.get_external_ids_by_user(user_id) - add_external_ids = set(new_external_ids) - set(cur_external_ids) - del_external_ids = set(cur_external_ids) - set(new_external_ids) + cur_external_ids = set( + await self.store.get_external_ids_by_user(user_id) + ) + add_external_ids = new_external_ids - cur_external_ids + del_external_ids = cur_external_ids - new_external_ids # remove old external_ids for auth_provider, external_id in del_external_ids: @@ -348,9 +363,9 @@ class UserRestServletV2(RestServlet): if threepids is not None: current_time = self.hs.get_clock().time_msec() - for threepid in threepids: + for medium, address in new_threepids: await self.auth_handler.add_threepid( - user_id, threepid["medium"], threepid["address"], current_time + user_id, medium, address, current_time ) if ( self.hs.config.email_enable_notifs @@ -362,8 +377,8 @@ class UserRestServletV2(RestServlet): kind="email", app_id="m.email", app_display_name="Email Notifications", - device_display_name=threepid["address"], - pushkey=threepid["address"], + device_display_name=address, + pushkey=address, lang=None, # We don't know a user's language here data={}, ) diff --git a/synapse/rest/client/account_validity.py b/synapse/rest/client/account_validity.py index 3ebe401861..6c24b96c54 100644 --- a/synapse/rest/client/account_validity.py +++ b/synapse/rest/client/account_validity.py @@ -13,24 +13,27 @@ # limitations under the License. import logging +from typing import TYPE_CHECKING, Tuple -from synapse.api.errors import SynapseError -from synapse.http.server import respond_with_html -from synapse.http.servlet import RestServlet +from twisted.web.server import Request + +from synapse.http.server import HttpServer, respond_with_html +from synapse.http.servlet import RestServlet, parse_string +from synapse.http.site import SynapseRequest +from synapse.types import JsonDict from ._base import client_patterns +if TYPE_CHECKING: + from synapse.server import HomeServer + logger = logging.getLogger(__name__) class AccountValidityRenewServlet(RestServlet): PATTERNS = client_patterns("/account_validity/renew$") - def __init__(self, hs): - """ - Args: - hs (synapse.server.HomeServer): server - """ + def __init__(self, hs: "HomeServer"): super().__init__() self.hs = hs @@ -46,18 +49,14 @@ class AccountValidityRenewServlet(RestServlet): hs.config.account_validity.account_validity_invalid_token_template ) - async def on_GET(self, request): - if b"token" not in request.args: - raise SynapseError(400, "Missing renewal token") - renewal_token = request.args[b"token"][0] + async def on_GET(self, request: Request) -> None: + renewal_token = parse_string(request, "token", required=True) ( token_valid, token_stale, expiration_ts, - ) = await self.account_activity_handler.renew_account( - renewal_token.decode("utf8") - ) + ) = await self.account_activity_handler.renew_account(renewal_token) if token_valid: status_code = 200 @@ -77,11 +76,7 @@ class AccountValidityRenewServlet(RestServlet): class AccountValiditySendMailServlet(RestServlet): PATTERNS = client_patterns("/account_validity/send_mail$") - def __init__(self, hs): - """ - Args: - hs (synapse.server.HomeServer): server - """ + def __init__(self, hs: "HomeServer"): super().__init__() self.hs = hs @@ -91,7 +86,7 @@ class AccountValiditySendMailServlet(RestServlet): hs.config.account_validity.account_validity_renew_by_email_enabled ) - async def on_POST(self, request): + async def on_POST(self, request: SynapseRequest) -> Tuple[int, JsonDict]: requester = await self.auth.get_user_by_req(request, allow_expired=True) user_id = requester.user.to_string() await self.account_activity_handler.send_renewal_email_to_user(user_id) @@ -99,6 +94,6 @@ class AccountValiditySendMailServlet(RestServlet): return 200, {} -def register_servlets(hs, http_server): +def register_servlets(hs: "HomeServer", http_server: HttpServer) -> None: AccountValidityRenewServlet(hs).register(http_server) AccountValiditySendMailServlet(hs).register(http_server) diff --git a/synapse/rest/client/auth.py b/synapse/rest/client/auth.py index 6ea1b50a62..91800c0278 100644 --- a/synapse/rest/client/auth.py +++ b/synapse/rest/client/auth.py @@ -16,7 +16,7 @@ import logging from typing import TYPE_CHECKING from synapse.api.constants import LoginType -from synapse.api.errors import SynapseError +from synapse.api.errors import LoginError, SynapseError from synapse.api.urls import CLIENT_API_PREFIX from synapse.http.server import respond_with_html from synapse.http.servlet import RestServlet, parse_string @@ -46,6 +46,7 @@ class AuthRestServlet(RestServlet): self.registration_handler = hs.get_registration_handler() self.recaptcha_template = hs.config.recaptcha_template self.terms_template = hs.config.terms_template + self.registration_token_template = hs.config.registration_token_template self.success_template = hs.config.fallback_success_template async def on_GET(self, request, stagetype): @@ -74,6 +75,12 @@ class AuthRestServlet(RestServlet): # re-authenticate with their SSO provider. html = await self.auth_handler.start_sso_ui_auth(request, session) + elif stagetype == LoginType.REGISTRATION_TOKEN: + html = self.registration_token_template.render( + session=session, + myurl=f"{CLIENT_API_PREFIX}/r0/auth/{LoginType.REGISTRATION_TOKEN}/fallback/web", + ) + else: raise SynapseError(404, "Unknown auth stage type") @@ -95,29 +102,32 @@ class AuthRestServlet(RestServlet): authdict = {"response": response, "session": session} - success = await self.auth_handler.add_oob_auth( - LoginType.RECAPTCHA, authdict, request.getClientIP() - ) - - if success: - html = self.success_template.render() - else: + try: + await self.auth_handler.add_oob_auth( + LoginType.RECAPTCHA, authdict, request.getClientIP() + ) + except LoginError as e: + # Authentication failed, let user try again html = self.recaptcha_template.render( session=session, myurl="%s/r0/auth/%s/fallback/web" % (CLIENT_API_PREFIX, LoginType.RECAPTCHA), sitekey=self.hs.config.recaptcha_public_key, + error=e.msg, ) + else: + # No LoginError was raised, so authentication was successful + html = self.success_template.render() + elif stagetype == LoginType.TERMS: authdict = {"session": session} - success = await self.auth_handler.add_oob_auth( - LoginType.TERMS, authdict, request.getClientIP() - ) - - if success: - html = self.success_template.render() - else: + try: + await self.auth_handler.add_oob_auth( + LoginType.TERMS, authdict, request.getClientIP() + ) + except LoginError as e: + # Authentication failed, let user try again html = self.terms_template.render( session=session, terms_url="%s_matrix/consent?v=%s" @@ -127,10 +137,33 @@ class AuthRestServlet(RestServlet): ), myurl="%s/r0/auth/%s/fallback/web" % (CLIENT_API_PREFIX, LoginType.TERMS), + error=e.msg, ) + else: + # No LoginError was raised, so authentication was successful + html = self.success_template.render() + elif stagetype == LoginType.SSO: # The SSO fallback workflow should not post here, raise SynapseError(404, "Fallback SSO auth does not support POST requests.") + + elif stagetype == LoginType.REGISTRATION_TOKEN: + token = parse_string(request, "token", required=True) + authdict = {"session": session, "token": token} + + try: + await self.auth_handler.add_oob_auth( + LoginType.REGISTRATION_TOKEN, authdict, request.getClientIP() + ) + except LoginError as e: + html = self.registration_token_template.render( + session=session, + myurl=f"{CLIENT_API_PREFIX}/r0/auth/{LoginType.REGISTRATION_TOKEN}/fallback/web", + error=e.msg, + ) + else: + html = self.success_template.render() + else: raise SynapseError(404, "Unknown auth stage type") diff --git a/synapse/rest/client/capabilities.py b/synapse/rest/client/capabilities.py index 88e3aac797..65b3b5ce2c 100644 --- a/synapse/rest/client/capabilities.py +++ b/synapse/rest/client/capabilities.py @@ -15,6 +15,7 @@ import logging from typing import TYPE_CHECKING, Tuple from synapse.api.room_versions import KNOWN_ROOM_VERSIONS, MSC3244_CAPABILITIES +from synapse.http.server import HttpServer from synapse.http.servlet import RestServlet from synapse.http.site import SynapseRequest from synapse.types import JsonDict @@ -61,8 +62,19 @@ class CapabilitiesRestServlet(RestServlet): "org.matrix.msc3244.room_capabilities" ] = MSC3244_CAPABILITIES + if self.config.experimental.msc3283_enabled: + response["capabilities"]["org.matrix.msc3283.set_displayname"] = { + "enabled": self.config.enable_set_displayname + } + response["capabilities"]["org.matrix.msc3283.set_avatar_url"] = { + "enabled": self.config.enable_set_avatar_url + } + response["capabilities"]["org.matrix.msc3283.3pid_changes"] = { + "enabled": self.config.enable_3pid_changes + } + return 200, response -def register_servlets(hs: "HomeServer", http_server): +def register_servlets(hs: "HomeServer", http_server: HttpServer) -> None: CapabilitiesRestServlet(hs).register(http_server) diff --git a/synapse/rest/client/directory.py b/synapse/rest/client/directory.py index ffa075c8e5..ee247e3d1e 100644 --- a/synapse/rest/client/directory.py +++ b/synapse/rest/client/directory.py @@ -12,8 +12,10 @@ # See the License for the specific language governing permissions and # limitations under the License. - import logging +from typing import TYPE_CHECKING, Tuple + +from twisted.web.server import Request from synapse.api.errors import ( AuthError, @@ -22,14 +24,19 @@ from synapse.api.errors import ( NotFoundError, SynapseError, ) +from synapse.http.server import HttpServer from synapse.http.servlet import RestServlet, parse_json_object_from_request +from synapse.http.site import SynapseRequest from synapse.rest.client._base import client_patterns -from synapse.types import RoomAlias +from synapse.types import JsonDict, RoomAlias + +if TYPE_CHECKING: + from synapse.server import HomeServer logger = logging.getLogger(__name__) -def register_servlets(hs, http_server): +def register_servlets(hs: "HomeServer", http_server: HttpServer) -> None: ClientDirectoryServer(hs).register(http_server) ClientDirectoryListServer(hs).register(http_server) ClientAppserviceDirectoryListServer(hs).register(http_server) @@ -38,21 +45,23 @@ def register_servlets(hs, http_server): class ClientDirectoryServer(RestServlet): PATTERNS = client_patterns("/directory/room/(?P<room_alias>[^/]*)$", v1=True) - def __init__(self, hs): + def __init__(self, hs: "HomeServer"): super().__init__() self.store = hs.get_datastore() self.directory_handler = hs.get_directory_handler() self.auth = hs.get_auth() - async def on_GET(self, request, room_alias): - room_alias = RoomAlias.from_string(room_alias) + async def on_GET(self, request: Request, room_alias: str) -> Tuple[int, JsonDict]: + room_alias_obj = RoomAlias.from_string(room_alias) - res = await self.directory_handler.get_association(room_alias) + res = await self.directory_handler.get_association(room_alias_obj) return 200, res - async def on_PUT(self, request, room_alias): - room_alias = RoomAlias.from_string(room_alias) + async def on_PUT( + self, request: SynapseRequest, room_alias: str + ) -> Tuple[int, JsonDict]: + room_alias_obj = RoomAlias.from_string(room_alias) content = parse_json_object_from_request(request) if "room_id" not in content: @@ -61,7 +70,7 @@ class ClientDirectoryServer(RestServlet): ) logger.debug("Got content: %s", content) - logger.debug("Got room name: %s", room_alias.to_string()) + logger.debug("Got room name: %s", room_alias_obj.to_string()) room_id = content["room_id"] servers = content["servers"] if "servers" in content else None @@ -78,22 +87,25 @@ class ClientDirectoryServer(RestServlet): requester = await self.auth.get_user_by_req(request) await self.directory_handler.create_association( - requester, room_alias, room_id, servers + requester, room_alias_obj, room_id, servers ) return 200, {} - async def on_DELETE(self, request, room_alias): + async def on_DELETE( + self, request: SynapseRequest, room_alias: str + ) -> Tuple[int, JsonDict]: + room_alias_obj = RoomAlias.from_string(room_alias) + try: service = self.auth.get_appservice_by_req(request) - room_alias = RoomAlias.from_string(room_alias) await self.directory_handler.delete_appservice_association( - service, room_alias + service, room_alias_obj ) logger.info( "Application service at %s deleted alias %s", service.url, - room_alias.to_string(), + room_alias_obj.to_string(), ) return 200, {} except InvalidClientCredentialsError: @@ -103,12 +115,10 @@ class ClientDirectoryServer(RestServlet): requester = await self.auth.get_user_by_req(request) user = requester.user - room_alias = RoomAlias.from_string(room_alias) - - await self.directory_handler.delete_association(requester, room_alias) + await self.directory_handler.delete_association(requester, room_alias_obj) logger.info( - "User %s deleted alias %s", user.to_string(), room_alias.to_string() + "User %s deleted alias %s", user.to_string(), room_alias_obj.to_string() ) return 200, {} @@ -117,20 +127,22 @@ class ClientDirectoryServer(RestServlet): class ClientDirectoryListServer(RestServlet): PATTERNS = client_patterns("/directory/list/room/(?P<room_id>[^/]*)$", v1=True) - def __init__(self, hs): + def __init__(self, hs: "HomeServer"): super().__init__() self.store = hs.get_datastore() self.directory_handler = hs.get_directory_handler() self.auth = hs.get_auth() - async def on_GET(self, request, room_id): + async def on_GET(self, request: Request, room_id: str) -> Tuple[int, JsonDict]: room = await self.store.get_room(room_id) if room is None: raise NotFoundError("Unknown room") return 200, {"visibility": "public" if room["is_public"] else "private"} - async def on_PUT(self, request, room_id): + async def on_PUT( + self, request: SynapseRequest, room_id: str + ) -> Tuple[int, JsonDict]: requester = await self.auth.get_user_by_req(request) content = parse_json_object_from_request(request) @@ -142,7 +154,9 @@ class ClientDirectoryListServer(RestServlet): return 200, {} - async def on_DELETE(self, request, room_id): + async def on_DELETE( + self, request: SynapseRequest, room_id: str + ) -> Tuple[int, JsonDict]: requester = await self.auth.get_user_by_req(request) await self.directory_handler.edit_published_room_list( @@ -157,21 +171,27 @@ class ClientAppserviceDirectoryListServer(RestServlet): "/directory/list/appservice/(?P<network_id>[^/]*)/(?P<room_id>[^/]*)$", v1=True ) - def __init__(self, hs): + def __init__(self, hs: "HomeServer"): super().__init__() self.store = hs.get_datastore() self.directory_handler = hs.get_directory_handler() self.auth = hs.get_auth() - def on_PUT(self, request, network_id, room_id): + async def on_PUT( + self, request: SynapseRequest, network_id: str, room_id: str + ) -> Tuple[int, JsonDict]: content = parse_json_object_from_request(request) visibility = content.get("visibility", "public") - return self._edit(request, network_id, room_id, visibility) + return await self._edit(request, network_id, room_id, visibility) - def on_DELETE(self, request, network_id, room_id): - return self._edit(request, network_id, room_id, "private") + async def on_DELETE( + self, request: SynapseRequest, network_id: str, room_id: str + ) -> Tuple[int, JsonDict]: + return await self._edit(request, network_id, room_id, "private") - async def _edit(self, request, network_id, room_id, visibility): + async def _edit( + self, request: SynapseRequest, network_id: str, room_id: str, visibility: str + ) -> Tuple[int, JsonDict]: requester = await self.auth.get_user_by_req(request) if not requester.app_service: raise AuthError( diff --git a/synapse/rest/client/keys.py b/synapse/rest/client/keys.py index d0d9d30d40..012491f597 100644 --- a/synapse/rest/client/keys.py +++ b/synapse/rest/client/keys.py @@ -15,8 +15,9 @@ # limitations under the License. import logging +from typing import Any -from synapse.api.errors import SynapseError +from synapse.api.errors import InvalidAPICallError, SynapseError from synapse.http.servlet import ( RestServlet, parse_integer, @@ -163,6 +164,19 @@ class KeyQueryServlet(RestServlet): device_id = requester.device_id timeout = parse_integer(request, "timeout", 10 * 1000) body = parse_json_object_from_request(request) + + device_keys = body.get("device_keys") + if not isinstance(device_keys, dict): + raise InvalidAPICallError("'device_keys' must be a JSON object") + + def is_list_of_strings(values: Any) -> bool: + return isinstance(values, list) and all(isinstance(v, str) for v in values) + + if any(not is_list_of_strings(keys) for keys in device_keys.values()): + raise InvalidAPICallError( + "'device_keys' values must be a list of strings", + ) + result = await self.e2e_keys_handler.query_devices( body, timeout, user_id, device_id ) diff --git a/synapse/rest/client/login.py b/synapse/rest/client/login.py index 0c8d8967b7..11d07776b2 100644 --- a/synapse/rest/client/login.py +++ b/synapse/rest/client/login.py @@ -104,6 +104,12 @@ class LoginRestServlet(RestServlet): burst_count=self.hs.config.rc_login_account.burst_count, ) + # ensure the CAS/SAML/OIDC handlers are loaded on this worker instance. + # The reason for this is to ensure that the auth_provider_ids are registered + # with SsoHandler, which in turn ensures that the login/registration prometheus + # counters are initialised for the auth_provider_ids. + _load_sso_handlers(hs) + def on_GET(self, request: SynapseRequest): flows = [] if self.jwt_enabled: @@ -499,12 +505,7 @@ class SsoRedirectServlet(RestServlet): def __init__(self, hs: "HomeServer"): # make sure that the relevant handlers are instantiated, so that they # register themselves with the main SSOHandler. - if hs.config.cas_enabled: - hs.get_cas_handler() - if hs.config.saml2_enabled: - hs.get_saml_handler() - if hs.config.oidc_enabled: - hs.get_oidc_handler() + _load_sso_handlers(hs) self._sso_handler = hs.get_sso_handler() self._msc2858_enabled = hs.config.experimental.msc2858_enabled self._public_baseurl = hs.config.public_baseurl @@ -598,3 +599,19 @@ def register_servlets(hs, http_server): SsoRedirectServlet(hs).register(http_server) if hs.config.cas_enabled: CasTicketServlet(hs).register(http_server) + + +def _load_sso_handlers(hs: "HomeServer"): + """Ensure that the SSO handlers are loaded, if they are enabled by configuration. + + This is mostly useful to ensure that the CAS/SAML/OIDC handlers register themselves + with the main SsoHandler. + + It's safe to call this multiple times. + """ + if hs.config.cas.cas_enabled: + hs.get_cas_handler() + if hs.config.saml2.saml2_enabled: + hs.get_saml_handler() + if hs.config.oidc.oidc_enabled: + hs.get_oidc_handler() diff --git a/synapse/rest/client/pusher.py b/synapse/rest/client/pusher.py index 84619c5e41..98604a9388 100644 --- a/synapse/rest/client/pusher.py +++ b/synapse/rest/client/pusher.py @@ -13,17 +13,23 @@ # limitations under the License. import logging +from typing import TYPE_CHECKING, Tuple from synapse.api.errors import Codes, StoreError, SynapseError -from synapse.http.server import respond_with_html_bytes +from synapse.http.server import HttpServer, respond_with_html_bytes from synapse.http.servlet import ( RestServlet, assert_params_in_dict, parse_json_object_from_request, parse_string, ) +from synapse.http.site import SynapseRequest from synapse.push import PusherConfigException from synapse.rest.client._base import client_patterns +from synapse.types import JsonDict + +if TYPE_CHECKING: + from synapse.server import HomeServer logger = logging.getLogger(__name__) @@ -31,12 +37,12 @@ logger = logging.getLogger(__name__) class PushersRestServlet(RestServlet): PATTERNS = client_patterns("/pushers$", v1=True) - def __init__(self, hs): + def __init__(self, hs: "HomeServer"): super().__init__() self.hs = hs self.auth = hs.get_auth() - async def on_GET(self, request): + async def on_GET(self, request: SynapseRequest) -> Tuple[int, JsonDict]: requester = await self.auth.get_user_by_req(request) user = requester.user @@ -50,14 +56,14 @@ class PushersRestServlet(RestServlet): class PushersSetRestServlet(RestServlet): PATTERNS = client_patterns("/pushers/set$", v1=True) - def __init__(self, hs): + def __init__(self, hs: "HomeServer"): super().__init__() self.hs = hs self.auth = hs.get_auth() self.notifier = hs.get_notifier() self.pusher_pool = self.hs.get_pusherpool() - async def on_POST(self, request): + async def on_POST(self, request: SynapseRequest) -> Tuple[int, JsonDict]: requester = await self.auth.get_user_by_req(request) user = requester.user @@ -132,14 +138,14 @@ class PushersRemoveRestServlet(RestServlet): PATTERNS = client_patterns("/pushers/remove$", v1=True) SUCCESS_HTML = b"<html><body>You have been unsubscribed</body><html>" - def __init__(self, hs): + def __init__(self, hs: "HomeServer"): super().__init__() self.hs = hs self.notifier = hs.get_notifier() self.auth = hs.get_auth() self.pusher_pool = self.hs.get_pusherpool() - async def on_GET(self, request): + async def on_GET(self, request: SynapseRequest) -> None: requester = await self.auth.get_user_by_req(request, rights="delete_pusher") user = requester.user @@ -165,7 +171,7 @@ class PushersRemoveRestServlet(RestServlet): return None -def register_servlets(hs, http_server): +def register_servlets(hs: "HomeServer", http_server: HttpServer) -> None: PushersRestServlet(hs).register(http_server) PushersSetRestServlet(hs).register(http_server) PushersRemoveRestServlet(hs).register(http_server) diff --git a/synapse/rest/client/read_marker.py b/synapse/rest/client/read_marker.py index 027f8b81fa..43c04fac6f 100644 --- a/synapse/rest/client/read_marker.py +++ b/synapse/rest/client/read_marker.py @@ -13,27 +13,36 @@ # limitations under the License. import logging +from typing import TYPE_CHECKING, Tuple from synapse.api.constants import ReadReceiptEventFields from synapse.api.errors import Codes, SynapseError +from synapse.http.server import HttpServer from synapse.http.servlet import RestServlet, parse_json_object_from_request +from synapse.http.site import SynapseRequest +from synapse.types import JsonDict from ._base import client_patterns +if TYPE_CHECKING: + from synapse.server import HomeServer + logger = logging.getLogger(__name__) class ReadMarkerRestServlet(RestServlet): PATTERNS = client_patterns("/rooms/(?P<room_id>[^/]*)/read_markers$") - def __init__(self, hs): + def __init__(self, hs: "HomeServer"): super().__init__() self.auth = hs.get_auth() self.receipts_handler = hs.get_receipts_handler() self.read_marker_handler = hs.get_read_marker_handler() self.presence_handler = hs.get_presence_handler() - async def on_POST(self, request, room_id): + async def on_POST( + self, request: SynapseRequest, room_id: str + ) -> Tuple[int, JsonDict]: requester = await self.auth.get_user_by_req(request) await self.presence_handler.bump_presence_active_time(requester.user) @@ -70,5 +79,5 @@ class ReadMarkerRestServlet(RestServlet): return 200, {} -def register_servlets(hs, http_server): +def register_servlets(hs: "HomeServer", http_server: HttpServer) -> None: ReadMarkerRestServlet(hs).register(http_server) diff --git a/synapse/rest/client/register.py b/synapse/rest/client/register.py index 58b8e8f261..2781a0ea96 100644 --- a/synapse/rest/client/register.py +++ b/synapse/rest/client/register.py @@ -28,6 +28,7 @@ from synapse.api.errors import ( ThreepidValidationError, UnrecognizedRequestError, ) +from synapse.api.ratelimiting import Ratelimiter from synapse.config import ConfigError from synapse.config.captcha import CaptchaConfig from synapse.config.consent import ConsentConfig @@ -379,6 +380,55 @@ class UsernameAvailabilityRestServlet(RestServlet): return 200, {"available": True} +class RegistrationTokenValidityRestServlet(RestServlet): + """Check the validity of a registration token. + + Example: + + GET /_matrix/client/unstable/org.matrix.msc3231/register/org.matrix.msc3231.login.registration_token/validity?token=abcd + + 200 OK + + { + "valid": true + } + """ + + PATTERNS = client_patterns( + f"/org.matrix.msc3231/register/{LoginType.REGISTRATION_TOKEN}/validity", + releases=(), + unstable=True, + ) + + def __init__(self, hs): + """ + Args: + hs (synapse.server.HomeServer): server + """ + super().__init__() + self.hs = hs + self.store = hs.get_datastore() + self.ratelimiter = Ratelimiter( + store=self.store, + clock=hs.get_clock(), + rate_hz=hs.config.ratelimiting.rc_registration_token_validity.per_second, + burst_count=hs.config.ratelimiting.rc_registration_token_validity.burst_count, + ) + + async def on_GET(self, request): + await self.ratelimiter.ratelimit(None, (request.getClientIP(),)) + + if not self.hs.config.enable_registration: + raise SynapseError( + 403, "Registration has been disabled", errcode=Codes.FORBIDDEN + ) + + token = parse_string(request, "token", required=True) + valid = await self.store.registration_token_is_valid(token) + + return 200, {"valid": valid} + + class RegisterRestServlet(RestServlet): PATTERNS = client_patterns("/register$") @@ -686,6 +736,22 @@ class RegisterRestServlet(RestServlet): ) if registered: + # Check if a token was used to authenticate registration + registration_token = await self.auth_handler.get_session_data( + session_id, + UIAuthSessionDataConstants.REGISTRATION_TOKEN, + ) + if registration_token: + # Increment the `completed` counter for the token + await self.store.use_registration_token(registration_token) + # Indicate that the token has been successfully used so that + # pending is not decremented again when expiring old UIA sessions. + await self.store.mark_ui_auth_stage_complete( + session_id, + LoginType.REGISTRATION_TOKEN, + True, + ) + await self.registration_handler.post_registration_actions( user_id=registered_user_id, auth_result=auth_result, @@ -868,6 +934,11 @@ def _calculate_registration_flows( for flow in flows: flow.insert(0, LoginType.RECAPTCHA) + # Prepend registration token to all flows if we're requiring a token + if config.registration_requires_token: + for flow in flows: + flow.insert(0, LoginType.REGISTRATION_TOKEN) + return flows @@ -876,4 +947,5 @@ def register_servlets(hs, http_server): MsisdnRegisterRequestTokenRestServlet(hs).register(http_server) UsernameAvailabilityRestServlet(hs).register(http_server) RegistrationSubmitTokenServlet(hs).register(http_server) + RegistrationTokenValidityRestServlet(hs).register(http_server) RegisterRestServlet(hs).register(http_server) diff --git a/synapse/rest/client/room_upgrade_rest_servlet.py b/synapse/rest/client/room_upgrade_rest_servlet.py index 6d1b083acb..6a7792e18b 100644 --- a/synapse/rest/client/room_upgrade_rest_servlet.py +++ b/synapse/rest/client/room_upgrade_rest_servlet.py @@ -13,18 +13,25 @@ # limitations under the License. import logging +from typing import TYPE_CHECKING, Tuple from synapse.api.errors import Codes, ShadowBanError, SynapseError from synapse.api.room_versions import KNOWN_ROOM_VERSIONS +from synapse.http.server import HttpServer from synapse.http.servlet import ( RestServlet, assert_params_in_dict, parse_json_object_from_request, ) +from synapse.http.site import SynapseRequest +from synapse.types import JsonDict from synapse.util import stringutils from ._base import client_patterns +if TYPE_CHECKING: + from synapse.server import HomeServer + logger = logging.getLogger(__name__) @@ -41,9 +48,6 @@ class RoomUpgradeRestServlet(RestServlet): } Creates a new room and shuts down the old one. Returns the ID of the new room. - - Args: - hs (synapse.server.HomeServer): """ PATTERNS = client_patterns( @@ -51,13 +55,15 @@ class RoomUpgradeRestServlet(RestServlet): "/rooms/(?P<room_id>[^/]*)/upgrade$" ) - def __init__(self, hs): + def __init__(self, hs: "HomeServer"): super().__init__() self._hs = hs self._room_creation_handler = hs.get_room_creation_handler() self._auth = hs.get_auth() - async def on_POST(self, request, room_id): + async def on_POST( + self, request: SynapseRequest, room_id: str + ) -> Tuple[int, JsonDict]: requester = await self._auth.get_user_by_req(request) content = parse_json_object_from_request(request) @@ -84,5 +90,5 @@ class RoomUpgradeRestServlet(RestServlet): return 200, ret -def register_servlets(hs, http_server): +def register_servlets(hs: "HomeServer", http_server: HttpServer) -> None: RoomUpgradeRestServlet(hs).register(http_server) diff --git a/synapse/rest/client/shared_rooms.py b/synapse/rest/client/shared_rooms.py index d2e7f04b40..1d90493eb0 100644 --- a/synapse/rest/client/shared_rooms.py +++ b/synapse/rest/client/shared_rooms.py @@ -12,13 +12,19 @@ # See the License for the specific language governing permissions and # limitations under the License. import logging +from typing import TYPE_CHECKING, Tuple from synapse.api.errors import Codes, SynapseError +from synapse.http.server import HttpServer from synapse.http.servlet import RestServlet -from synapse.types import UserID +from synapse.http.site import SynapseRequest +from synapse.types import JsonDict, UserID from ._base import client_patterns +if TYPE_CHECKING: + from synapse.server import HomeServer + logger = logging.getLogger(__name__) @@ -32,13 +38,15 @@ class UserSharedRoomsServlet(RestServlet): releases=(), # This is an unstable feature ) - def __init__(self, hs): + def __init__(self, hs: "HomeServer"): super().__init__() self.auth = hs.get_auth() self.store = hs.get_datastore() self.user_directory_active = hs.config.update_user_directory - async def on_GET(self, request, user_id): + async def on_GET( + self, request: SynapseRequest, user_id: str + ) -> Tuple[int, JsonDict]: if not self.user_directory_active: raise SynapseError( @@ -63,5 +71,5 @@ class UserSharedRoomsServlet(RestServlet): return 200, {"joined": list(rooms)} -def register_servlets(hs, http_server): +def register_servlets(hs: "HomeServer", http_server: HttpServer) -> None: UserSharedRoomsServlet(hs).register(http_server) diff --git a/synapse/rest/client/sync.py b/synapse/rest/client/sync.py index e18f4d01b3..65c37be3e9 100644 --- a/synapse/rest/client/sync.py +++ b/synapse/rest/client/sync.py @@ -14,17 +14,26 @@ import itertools import logging from collections import defaultdict -from typing import TYPE_CHECKING, Any, Callable, Dict, List, Tuple +from typing import TYPE_CHECKING, Any, Callable, Dict, List, Optional, Tuple, Union from synapse.api.constants import Membership, PresenceState from synapse.api.errors import Codes, StoreError, SynapseError from synapse.api.filtering import DEFAULT_FILTER_COLLECTION, FilterCollection +from synapse.api.presence import UserPresenceState from synapse.events.utils import ( format_event_for_client_v2_without_room_id, format_event_raw, ) from synapse.handlers.presence import format_user_presence_state -from synapse.handlers.sync import KnockedSyncResult, SyncConfig +from synapse.handlers.sync import ( + ArchivedSyncResult, + InvitedSyncResult, + JoinedSyncResult, + KnockedSyncResult, + SyncConfig, + SyncResult, +) +from synapse.http.server import HttpServer from synapse.http.servlet import RestServlet, parse_boolean, parse_integer, parse_string from synapse.http.site import SynapseRequest from synapse.types import JsonDict, StreamToken @@ -192,6 +201,8 @@ class SyncRestServlet(RestServlet): return 200, {} time_now = self.clock.time_msec() + # We know that the the requester has an access token since appservices + # cannot use sync. response_content = await self.encode_response( time_now, sync_result, requester.access_token_id, filter_collection ) @@ -199,7 +210,13 @@ class SyncRestServlet(RestServlet): logger.debug("Event formatting complete") return 200, response_content - async def encode_response(self, time_now, sync_result, access_token_id, filter): + async def encode_response( + self, + time_now: int, + sync_result: SyncResult, + access_token_id: Optional[int], + filter: FilterCollection, + ) -> JsonDict: logger.debug("Formatting events in sync response") if filter.event_format == "client": event_formatter = format_event_for_client_v2_without_room_id @@ -234,7 +251,7 @@ class SyncRestServlet(RestServlet): logger.debug("building sync response dict") - response: dict = defaultdict(dict) + response: JsonDict = defaultdict(dict) response["next_batch"] = await sync_result.next_batch.to_string(self.store) if sync_result.account_data: @@ -274,6 +291,8 @@ class SyncRestServlet(RestServlet): if archived: response["rooms"][Membership.LEAVE] = archived + # By the time we get here groups is no longer optional. + assert sync_result.groups is not None if sync_result.groups.join: response["groups"][Membership.JOIN] = sync_result.groups.join if sync_result.groups.invite: @@ -284,7 +303,7 @@ class SyncRestServlet(RestServlet): return response @staticmethod - def encode_presence(events, time_now): + def encode_presence(events: List[UserPresenceState], time_now: int) -> JsonDict: return { "events": [ { @@ -299,25 +318,27 @@ class SyncRestServlet(RestServlet): } async def encode_joined( - self, rooms, time_now, token_id, event_fields, event_formatter - ): + self, + rooms: List[JoinedSyncResult], + time_now: int, + token_id: Optional[int], + event_fields: List[str], + event_formatter: Callable[[JsonDict], JsonDict], + ) -> JsonDict: """ Encode the joined rooms in a sync result Args: - rooms(list[synapse.handlers.sync.JoinedSyncResult]): list of sync - results for rooms this user is joined to - time_now(int): current time - used as a baseline for age - calculations - token_id(int): ID of the user's auth token - used for namespacing + rooms: list of sync results for rooms this user is joined to + time_now: current time - used as a baseline for age calculations + token_id: ID of the user's auth token - used for namespacing of transaction IDs - event_fields(list<str>): List of event fields to include. If empty, + event_fields: List of event fields to include. If empty, all fields will be returned. - event_formatter (func[dict]): function to convert from federation format + event_formatter: function to convert from federation format to client format Returns: - dict[str, dict[str, object]]: the joined rooms list, in our - response format + The joined rooms list, in our response format """ joined = {} for room in rooms: @@ -332,23 +353,26 @@ class SyncRestServlet(RestServlet): return joined - async def encode_invited(self, rooms, time_now, token_id, event_formatter): + async def encode_invited( + self, + rooms: List[InvitedSyncResult], + time_now: int, + token_id: Optional[int], + event_formatter: Callable[[JsonDict], JsonDict], + ) -> JsonDict: """ Encode the invited rooms in a sync result Args: - rooms(list[synapse.handlers.sync.InvitedSyncResult]): list of - sync results for rooms this user is invited to - time_now(int): current time - used as a baseline for age - calculations - token_id(int): ID of the user's auth token - used for namespacing + rooms: list of sync results for rooms this user is invited to + time_now: current time - used as a baseline for age calculations + token_id: ID of the user's auth token - used for namespacing of transaction IDs - event_formatter (func[dict]): function to convert from federation format + event_formatter: function to convert from federation format to client format Returns: - dict[str, dict[str, object]]: the invited rooms list, in our - response format + The invited rooms list, in our response format """ invited = {} for room in rooms: @@ -371,7 +395,7 @@ class SyncRestServlet(RestServlet): self, rooms: List[KnockedSyncResult], time_now: int, - token_id: int, + token_id: Optional[int], event_formatter: Callable[[Dict], Dict], ) -> Dict[str, Dict[str, Any]]: """ @@ -422,25 +446,26 @@ class SyncRestServlet(RestServlet): return knocked async def encode_archived( - self, rooms, time_now, token_id, event_fields, event_formatter - ): + self, + rooms: List[ArchivedSyncResult], + time_now: int, + token_id: Optional[int], + event_fields: List[str], + event_formatter: Callable[[JsonDict], JsonDict], + ) -> JsonDict: """ Encode the archived rooms in a sync result Args: - rooms (list[synapse.handlers.sync.ArchivedSyncResult]): list of - sync results for rooms this user is joined to - time_now(int): current time - used as a baseline for age - calculations - token_id(int): ID of the user's auth token - used for namespacing + rooms: list of sync results for rooms this user is joined to + time_now: current time - used as a baseline for age calculations + token_id: ID of the user's auth token - used for namespacing of transaction IDs - event_fields(list<str>): List of event fields to include. If empty, + event_fields: List of event fields to include. If empty, all fields will be returned. - event_formatter (func[dict]): function to convert from federation format - to client format + event_formatter: function to convert from federation format to client format Returns: - dict[str, dict[str, object]]: The invited rooms list, in our - response format + The archived rooms list, in our response format """ joined = {} for room in rooms: @@ -456,23 +481,27 @@ class SyncRestServlet(RestServlet): return joined async def encode_room( - self, room, time_now, token_id, joined, only_fields, event_formatter - ): + self, + room: Union[JoinedSyncResult, ArchivedSyncResult], + time_now: int, + token_id: Optional[int], + joined: bool, + only_fields: Optional[List[str]], + event_formatter: Callable[[JsonDict], JsonDict], + ) -> JsonDict: """ Args: - room (JoinedSyncResult|ArchivedSyncResult): sync result for a - single room - time_now (int): current time - used as a baseline for age - calculations - token_id (int): ID of the user's auth token - used for namespacing + room: sync result for a single room + time_now: current time - used as a baseline for age calculations + token_id: ID of the user's auth token - used for namespacing of transaction IDs - joined (bool): True if the user is joined to this room - will mean + joined: True if the user is joined to this room - will mean we handle ephemeral events - only_fields(list<str>): Optional. The list of event fields to include. - event_formatter (func[dict]): function to convert from federation format + only_fields: Optional. The list of event fields to include. + event_formatter: function to convert from federation format to client format Returns: - dict[str, object]: the room, encoded in our response format + The room, encoded in our response format """ def serialize(events): @@ -508,7 +537,7 @@ class SyncRestServlet(RestServlet): account_data = room.account_data - result = { + result: JsonDict = { "timeline": { "events": serialized_timeline, "prev_batch": await room.timeline.prev_batch.to_string(self.store), @@ -519,6 +548,7 @@ class SyncRestServlet(RestServlet): } if joined: + assert isinstance(room, JoinedSyncResult) ephemeral_events = room.ephemeral result["ephemeral"] = {"events": ephemeral_events} result["unread_notifications"] = room.unread_notifications @@ -528,5 +558,5 @@ class SyncRestServlet(RestServlet): return result -def register_servlets(hs, http_server): +def register_servlets(hs: "HomeServer", http_server: HttpServer) -> None: SyncRestServlet(hs).register(http_server) diff --git a/synapse/rest/client/tags.py b/synapse/rest/client/tags.py index c14f83be18..c88cb9367c 100644 --- a/synapse/rest/client/tags.py +++ b/synapse/rest/client/tags.py @@ -13,12 +13,19 @@ # limitations under the License. import logging +from typing import TYPE_CHECKING, Tuple from synapse.api.errors import AuthError +from synapse.http.server import HttpServer from synapse.http.servlet import RestServlet, parse_json_object_from_request +from synapse.http.site import SynapseRequest +from synapse.types import JsonDict from ._base import client_patterns +if TYPE_CHECKING: + from synapse.server import HomeServer + logger = logging.getLogger(__name__) @@ -29,12 +36,14 @@ class TagListServlet(RestServlet): PATTERNS = client_patterns("/user/(?P<user_id>[^/]*)/rooms/(?P<room_id>[^/]*)/tags") - def __init__(self, hs): + def __init__(self, hs: "HomeServer"): super().__init__() self.auth = hs.get_auth() self.store = hs.get_datastore() - async def on_GET(self, request, user_id, room_id): + async def on_GET( + self, request: SynapseRequest, user_id: str, room_id: str + ) -> Tuple[int, JsonDict]: requester = await self.auth.get_user_by_req(request) if user_id != requester.user.to_string(): raise AuthError(403, "Cannot get tags for other users.") @@ -54,12 +63,14 @@ class TagServlet(RestServlet): "/user/(?P<user_id>[^/]*)/rooms/(?P<room_id>[^/]*)/tags/(?P<tag>[^/]*)" ) - def __init__(self, hs): + def __init__(self, hs: "HomeServer"): super().__init__() self.auth = hs.get_auth() self.handler = hs.get_account_data_handler() - async def on_PUT(self, request, user_id, room_id, tag): + async def on_PUT( + self, request: SynapseRequest, user_id: str, room_id: str, tag: str + ) -> Tuple[int, JsonDict]: requester = await self.auth.get_user_by_req(request) if user_id != requester.user.to_string(): raise AuthError(403, "Cannot add tags for other users.") @@ -70,7 +81,9 @@ class TagServlet(RestServlet): return 200, {} - async def on_DELETE(self, request, user_id, room_id, tag): + async def on_DELETE( + self, request: SynapseRequest, user_id: str, room_id: str, tag: str + ) -> Tuple[int, JsonDict]: requester = await self.auth.get_user_by_req(request) if user_id != requester.user.to_string(): raise AuthError(403, "Cannot add tags for other users.") @@ -80,6 +93,6 @@ class TagServlet(RestServlet): return 200, {} -def register_servlets(hs, http_server): +def register_servlets(hs: "HomeServer", http_server: HttpServer) -> None: TagListServlet(hs).register(http_server) TagServlet(hs).register(http_server) diff --git a/synapse/rest/client/thirdparty.py b/synapse/rest/client/thirdparty.py index b5c67c9bb6..b895c73acf 100644 --- a/synapse/rest/client/thirdparty.py +++ b/synapse/rest/client/thirdparty.py @@ -12,27 +12,33 @@ # See the License for the specific language governing permissions and # limitations under the License. - import logging +from typing import TYPE_CHECKING, Dict, List, Tuple from synapse.api.constants import ThirdPartyEntityKind +from synapse.http.server import HttpServer from synapse.http.servlet import RestServlet +from synapse.http.site import SynapseRequest +from synapse.types import JsonDict from ._base import client_patterns +if TYPE_CHECKING: + from synapse.server import HomeServer + logger = logging.getLogger(__name__) class ThirdPartyProtocolsServlet(RestServlet): PATTERNS = client_patterns("/thirdparty/protocols") - def __init__(self, hs): + def __init__(self, hs: "HomeServer"): super().__init__() self.auth = hs.get_auth() self.appservice_handler = hs.get_application_service_handler() - async def on_GET(self, request): + async def on_GET(self, request: SynapseRequest) -> Tuple[int, JsonDict]: await self.auth.get_user_by_req(request, allow_guest=True) protocols = await self.appservice_handler.get_3pe_protocols() @@ -42,13 +48,15 @@ class ThirdPartyProtocolsServlet(RestServlet): class ThirdPartyProtocolServlet(RestServlet): PATTERNS = client_patterns("/thirdparty/protocol/(?P<protocol>[^/]+)$") - def __init__(self, hs): + def __init__(self, hs: "HomeServer"): super().__init__() self.auth = hs.get_auth() self.appservice_handler = hs.get_application_service_handler() - async def on_GET(self, request, protocol): + async def on_GET( + self, request: SynapseRequest, protocol: str + ) -> Tuple[int, JsonDict]: await self.auth.get_user_by_req(request, allow_guest=True) protocols = await self.appservice_handler.get_3pe_protocols( @@ -63,16 +71,18 @@ class ThirdPartyProtocolServlet(RestServlet): class ThirdPartyUserServlet(RestServlet): PATTERNS = client_patterns("/thirdparty/user(/(?P<protocol>[^/]+))?$") - def __init__(self, hs): + def __init__(self, hs: "HomeServer"): super().__init__() self.auth = hs.get_auth() self.appservice_handler = hs.get_application_service_handler() - async def on_GET(self, request, protocol): + async def on_GET( + self, request: SynapseRequest, protocol: str + ) -> Tuple[int, List[JsonDict]]: await self.auth.get_user_by_req(request, allow_guest=True) - fields = request.args + fields: Dict[bytes, List[bytes]] = request.args # type: ignore[assignment] fields.pop(b"access_token", None) results = await self.appservice_handler.query_3pe( @@ -85,16 +95,18 @@ class ThirdPartyUserServlet(RestServlet): class ThirdPartyLocationServlet(RestServlet): PATTERNS = client_patterns("/thirdparty/location(/(?P<protocol>[^/]+))?$") - def __init__(self, hs): + def __init__(self, hs: "HomeServer"): super().__init__() self.auth = hs.get_auth() self.appservice_handler = hs.get_application_service_handler() - async def on_GET(self, request, protocol): + async def on_GET( + self, request: SynapseRequest, protocol: str + ) -> Tuple[int, List[JsonDict]]: await self.auth.get_user_by_req(request, allow_guest=True) - fields = request.args + fields: Dict[bytes, List[bytes]] = request.args # type: ignore[assignment] fields.pop(b"access_token", None) results = await self.appservice_handler.query_3pe( @@ -104,7 +116,7 @@ class ThirdPartyLocationServlet(RestServlet): return 200, results -def register_servlets(hs, http_server): +def register_servlets(hs: "HomeServer", http_server: HttpServer) -> None: ThirdPartyProtocolsServlet(hs).register(http_server) ThirdPartyProtocolServlet(hs).register(http_server) ThirdPartyUserServlet(hs).register(http_server) diff --git a/synapse/rest/client/tokenrefresh.py b/synapse/rest/client/tokenrefresh.py index b2f858545c..c8c3b25bd3 100644 --- a/synapse/rest/client/tokenrefresh.py +++ b/synapse/rest/client/tokenrefresh.py @@ -12,11 +12,19 @@ # See the License for the specific language governing permissions and # limitations under the License. +from typing import TYPE_CHECKING + +from twisted.web.server import Request + from synapse.api.errors import AuthError +from synapse.http.server import HttpServer from synapse.http.servlet import RestServlet from ._base import client_patterns +if TYPE_CHECKING: + from synapse.server import HomeServer + class TokenRefreshRestServlet(RestServlet): """ @@ -26,12 +34,12 @@ class TokenRefreshRestServlet(RestServlet): PATTERNS = client_patterns("/tokenrefresh") - def __init__(self, hs): + def __init__(self, hs: "HomeServer"): super().__init__() - async def on_POST(self, request): + async def on_POST(self, request: Request) -> None: raise AuthError(403, "tokenrefresh is no longer supported.") -def register_servlets(hs, http_server): +def register_servlets(hs: "HomeServer", http_server: HttpServer) -> None: TokenRefreshRestServlet(hs).register(http_server) diff --git a/synapse/rest/client/user_directory.py b/synapse/rest/client/user_directory.py index 7e8912f0b9..8852811114 100644 --- a/synapse/rest/client/user_directory.py +++ b/synapse/rest/client/user_directory.py @@ -13,29 +13,32 @@ # limitations under the License. import logging +from typing import TYPE_CHECKING, Tuple from synapse.api.errors import SynapseError +from synapse.http.server import HttpServer from synapse.http.servlet import RestServlet, parse_json_object_from_request +from synapse.http.site import SynapseRequest +from synapse.types import JsonDict from ._base import client_patterns +if TYPE_CHECKING: + from synapse.server import HomeServer + logger = logging.getLogger(__name__) class UserDirectorySearchRestServlet(RestServlet): PATTERNS = client_patterns("/user_directory/search$") - def __init__(self, hs): - """ - Args: - hs (synapse.server.HomeServer): server - """ + def __init__(self, hs: "HomeServer"): super().__init__() self.hs = hs self.auth = hs.get_auth() self.user_directory_handler = hs.get_user_directory_handler() - async def on_POST(self, request): + async def on_POST(self, request: SynapseRequest) -> Tuple[int, JsonDict]: """Searches for users in directory Returns: @@ -75,5 +78,5 @@ class UserDirectorySearchRestServlet(RestServlet): return 200, results -def register_servlets(hs, http_server): +def register_servlets(hs: "HomeServer", http_server: HttpServer) -> None: UserDirectorySearchRestServlet(hs).register(http_server) diff --git a/synapse/rest/client/versions.py b/synapse/rest/client/versions.py index fa2e4e9cba..a1a815cf82 100644 --- a/synapse/rest/client/versions.py +++ b/synapse/rest/client/versions.py @@ -17,9 +17,17 @@ import logging import re +from typing import TYPE_CHECKING, Tuple + +from twisted.web.server import Request from synapse.api.constants import RoomCreationPreset +from synapse.http.server import HttpServer from synapse.http.servlet import RestServlet +from synapse.types import JsonDict + +if TYPE_CHECKING: + from synapse.server import HomeServer logger = logging.getLogger(__name__) @@ -27,7 +35,7 @@ logger = logging.getLogger(__name__) class VersionsRestServlet(RestServlet): PATTERNS = [re.compile("^/_matrix/client/versions$")] - def __init__(self, hs): + def __init__(self, hs: "HomeServer"): super().__init__() self.config = hs.config @@ -45,7 +53,7 @@ class VersionsRestServlet(RestServlet): in self.config.encryption_enabled_by_default_for_room_presets ) - def on_GET(self, request): + def on_GET(self, request: Request) -> Tuple[int, JsonDict]: return ( 200, { @@ -89,5 +97,5 @@ class VersionsRestServlet(RestServlet): ) -def register_servlets(hs, http_server): +def register_servlets(hs: "HomeServer", http_server: HttpServer) -> None: VersionsRestServlet(hs).register(http_server) diff --git a/synapse/rest/client/voip.py b/synapse/rest/client/voip.py index f53020520d..9d46ed3af3 100644 --- a/synapse/rest/client/voip.py +++ b/synapse/rest/client/voip.py @@ -15,20 +15,27 @@ import base64 import hashlib import hmac +from typing import TYPE_CHECKING, Tuple +from synapse.http.server import HttpServer from synapse.http.servlet import RestServlet +from synapse.http.site import SynapseRequest from synapse.rest.client._base import client_patterns +from synapse.types import JsonDict + +if TYPE_CHECKING: + from synapse.server import HomeServer class VoipRestServlet(RestServlet): PATTERNS = client_patterns("/voip/turnServer$", v1=True) - def __init__(self, hs): + def __init__(self, hs: "HomeServer"): super().__init__() self.hs = hs self.auth = hs.get_auth() - async def on_GET(self, request): + async def on_GET(self, request: SynapseRequest) -> Tuple[int, JsonDict]: requester = await self.auth.get_user_by_req( request, self.hs.config.turn_allow_guests ) @@ -69,5 +76,5 @@ class VoipRestServlet(RestServlet): ) -def register_servlets(hs, http_server): +def register_servlets(hs: "HomeServer", http_server: HttpServer) -> None: VoipRestServlet(hs).register(http_server) diff --git a/synapse/static/client/register/style.css b/synapse/static/client/register/style.css index 5a7b6eebf2..8a39b5d0f5 100644 --- a/synapse/static/client/register/style.css +++ b/synapse/static/client/register/style.css @@ -57,4 +57,8 @@ textarea, input { background-color: #f8f8f8; border: 1px #ccc solid; -} \ No newline at end of file +} + +.error { + color: red; +} diff --git a/synapse/storage/databases/main/__init__.py b/synapse/storage/databases/main/__init__.py index 01b918e12e..00a644e8f7 100644 --- a/synapse/storage/databases/main/__init__.py +++ b/synapse/storage/databases/main/__init__.py @@ -63,6 +63,7 @@ from .relations import RelationsStore from .room import RoomStore from .roommember import RoomMemberStore from .search import SearchStore +from .session import SessionStore from .signatures import SignatureStore from .state import StateStore from .stats import StatsStore @@ -121,6 +122,7 @@ class DataStore( ServerMetricsStore, EventForwardExtremitiesStore, LockStore, + SessionStore, ): def __init__(self, database: DatabasePool, db_conn, hs): self.hs = hs diff --git a/synapse/storage/databases/main/registration.py b/synapse/storage/databases/main/registration.py index c67bea81c6..a6517962f6 100644 --- a/synapse/storage/databases/main/registration.py +++ b/synapse/storage/databases/main/registration.py @@ -754,16 +754,18 @@ class RegistrationWorkerStore(CacheInvalidationWorkerStore): ) return user_id - def get_user_id_by_threepid_txn(self, txn, medium, address): + def get_user_id_by_threepid_txn( + self, txn, medium: str, address: str + ) -> Optional[str]: """Returns user id from threepid Args: txn (cursor): - medium (str): threepid medium e.g. email - address (str): threepid address e.g. me@example.com + medium: threepid medium e.g. email + address: threepid address e.g. me@example.com Returns: - str|None: user id or None if no user id/threepid mapping exists + user id, or None if no user id/threepid mapping exists """ ret = self.db_pool.simple_select_one_txn( txn, @@ -776,14 +778,21 @@ class RegistrationWorkerStore(CacheInvalidationWorkerStore): return ret["user_id"] return None - async def user_add_threepid(self, user_id, medium, address, validated_at, added_at): + async def user_add_threepid( + self, + user_id: str, + medium: str, + address: str, + validated_at: int, + added_at: int, + ) -> None: await self.db_pool.simple_upsert( "user_threepids", {"medium": medium, "address": address}, {"user_id": user_id, "validated_at": validated_at, "added_at": added_at}, ) - async def user_get_threepids(self, user_id): + async def user_get_threepids(self, user_id) -> List[Dict[str, Any]]: return await self.db_pool.simple_select_list( "user_threepids", {"user_id": user_id}, @@ -791,7 +800,9 @@ class RegistrationWorkerStore(CacheInvalidationWorkerStore): "user_get_threepids", ) - async def user_delete_threepid(self, user_id, medium, address) -> None: + async def user_delete_threepid( + self, user_id: str, medium: str, address: str + ) -> None: await self.db_pool.simple_delete( "user_threepids", keyvalues={"user_id": user_id, "medium": medium, "address": address}, @@ -1157,6 +1168,322 @@ class RegistrationWorkerStore(CacheInvalidationWorkerStore): desc="update_access_token_last_validated", ) + async def registration_token_is_valid(self, token: str) -> bool: + """Checks if a token can be used to authenticate a registration. + + Args: + token: The registration token to be checked + Returns: + True if the token is valid, False otherwise. + """ + res = await self.db_pool.simple_select_one( + "registration_tokens", + keyvalues={"token": token}, + retcols=["uses_allowed", "pending", "completed", "expiry_time"], + allow_none=True, + ) + + # Check if the token exists + if res is None: + return False + + # Check if the token has expired + now = self._clock.time_msec() + if res["expiry_time"] and res["expiry_time"] < now: + return False + + # Check if the token has been used up + if ( + res["uses_allowed"] + and res["pending"] + res["completed"] >= res["uses_allowed"] + ): + return False + + # Otherwise, the token is valid + return True + + async def set_registration_token_pending(self, token: str) -> None: + """Increment the pending registrations counter for a token. + + Args: + token: The registration token pending use + """ + + def _set_registration_token_pending_txn(txn): + pending = self.db_pool.simple_select_one_onecol_txn( + txn, + "registration_tokens", + keyvalues={"token": token}, + retcol="pending", + ) + self.db_pool.simple_update_one_txn( + txn, + "registration_tokens", + keyvalues={"token": token}, + updatevalues={"pending": pending + 1}, + ) + + return await self.db_pool.runInteraction( + "set_registration_token_pending", _set_registration_token_pending_txn + ) + + async def use_registration_token(self, token: str) -> None: + """Complete a use of the given registration token. + + The `pending` counter will be decremented, and the `completed` + counter will be incremented. + + Args: + token: The registration token to be 'used' + """ + + def _use_registration_token_txn(txn): + # Normally, res is Optional[Dict[str, Any]]. + # Override type because the return type is only optional if + # allow_none is True, and we don't want mypy throwing errors + # about None not being indexable. + res: Dict[str, Any] = self.db_pool.simple_select_one_txn( + txn, + "registration_tokens", + keyvalues={"token": token}, + retcols=["pending", "completed"], + ) # type: ignore + + # Decrement pending and increment completed + self.db_pool.simple_update_one_txn( + txn, + "registration_tokens", + keyvalues={"token": token}, + updatevalues={ + "completed": res["completed"] + 1, + "pending": res["pending"] - 1, + }, + ) + + return await self.db_pool.runInteraction( + "use_registration_token", _use_registration_token_txn + ) + + async def get_registration_tokens( + self, valid: Optional[bool] = None + ) -> List[Dict[str, Any]]: + """List all registration tokens. Used by the admin API. + + Args: + valid: If True, only valid tokens are returned. + If False, only invalid tokens are returned. + Default is None: return all tokens regardless of validity. + + Returns: + A list of dicts, each containing details of a token. + """ + + def select_registration_tokens_txn(txn, now: int, valid: Optional[bool]): + if valid is None: + # Return all tokens regardless of validity + txn.execute("SELECT * FROM registration_tokens") + + elif valid: + # Select valid tokens only + sql = ( + "SELECT * FROM registration_tokens WHERE " + "(uses_allowed > pending + completed OR uses_allowed IS NULL) " + "AND (expiry_time > ? OR expiry_time IS NULL)" + ) + txn.execute(sql, [now]) + + else: + # Select invalid tokens only + sql = ( + "SELECT * FROM registration_tokens WHERE " + "uses_allowed <= pending + completed OR expiry_time <= ?" + ) + txn.execute(sql, [now]) + + return self.db_pool.cursor_to_dict(txn) + + return await self.db_pool.runInteraction( + "select_registration_tokens", + select_registration_tokens_txn, + self._clock.time_msec(), + valid, + ) + + async def get_one_registration_token(self, token: str) -> Optional[Dict[str, Any]]: + """Get info about the given registration token. Used by the admin API. + + Args: + token: The token to retrieve information about. + + Returns: + A dict, or None if token doesn't exist. + """ + return await self.db_pool.simple_select_one( + "registration_tokens", + keyvalues={"token": token}, + retcols=["token", "uses_allowed", "pending", "completed", "expiry_time"], + allow_none=True, + desc="get_one_registration_token", + ) + + async def generate_registration_token( + self, length: int, chars: str + ) -> Optional[str]: + """Generate a random registration token. Used by the admin API. + + Args: + length: The length of the token to generate. + chars: A string of the characters allowed in the generated token. + + Returns: + The generated token. + + Raises: + SynapseError if a unique registration token could still not be + generated after a few tries. + """ + # Make a few attempts at generating a unique token of the required + # length before failing. + for _i in range(3): + # Generate token + token = "".join(random.choices(chars, k=length)) + + # Check if the token already exists + existing_token = await self.db_pool.simple_select_one_onecol( + "registration_tokens", + keyvalues={"token": token}, + retcol="token", + allow_none=True, + desc="check_if_registration_token_exists", + ) + + if existing_token is None: + # The generated token doesn't exist yet, return it + return token + + raise SynapseError( + 500, + "Unable to generate a unique registration token. Try again with a greater length", + Codes.UNKNOWN, + ) + + async def create_registration_token( + self, token: str, uses_allowed: Optional[int], expiry_time: Optional[int] + ) -> bool: + """Create a new registration token. Used by the admin API. + + Args: + token: The token to create. + uses_allowed: The number of times the token can be used to complete + a registration before it becomes invalid. A value of None indicates + unlimited uses. + expiry_time: The latest time the token is valid. Given as the + number of milliseconds since 1970-01-01 00:00:00 UTC. A value of + None indicates that the token does not expire. + + Returns: + Whether the row was inserted or not. + """ + + def _create_registration_token_txn(txn): + row = self.db_pool.simple_select_one_txn( + txn, + "registration_tokens", + keyvalues={"token": token}, + retcols=["token"], + allow_none=True, + ) + + if row is not None: + # Token already exists + return False + + self.db_pool.simple_insert_txn( + txn, + "registration_tokens", + values={ + "token": token, + "uses_allowed": uses_allowed, + "pending": 0, + "completed": 0, + "expiry_time": expiry_time, + }, + ) + + return True + + return await self.db_pool.runInteraction( + "create_registration_token", _create_registration_token_txn + ) + + async def update_registration_token( + self, token: str, updatevalues: Dict[str, Optional[int]] + ) -> Optional[Dict[str, Any]]: + """Update a registration token. Used by the admin API. + + Args: + token: The token to update. + updatevalues: A dict with the fields to update. E.g.: + `{"uses_allowed": 3}` to update just uses_allowed, or + `{"uses_allowed": 3, "expiry_time": None}` to update both. + This is passed straight to simple_update_one. + + Returns: + A dict with all info about the token, or None if token doesn't exist. + """ + + def _update_registration_token_txn(txn): + try: + self.db_pool.simple_update_one_txn( + txn, + "registration_tokens", + keyvalues={"token": token}, + updatevalues=updatevalues, + ) + except StoreError: + # Update failed because token does not exist + return None + + # Get all info about the token so it can be sent in the response + return self.db_pool.simple_select_one_txn( + txn, + "registration_tokens", + keyvalues={"token": token}, + retcols=[ + "token", + "uses_allowed", + "pending", + "completed", + "expiry_time", + ], + allow_none=True, + ) + + return await self.db_pool.runInteraction( + "update_registration_token", _update_registration_token_txn + ) + + async def delete_registration_token(self, token: str) -> bool: + """Delete a registration token. Used by the admin API. + + Args: + token: The token to delete. + + Returns: + Whether the token was successfully deleted or not. + """ + try: + await self.db_pool.simple_delete_one( + "registration_tokens", + keyvalues={"token": token}, + desc="delete_registration_token", + ) + except StoreError: + # Deletion failed because token does not exist + return False + + return True + @cached() async def mark_access_token_as_used(self, token_id: int) -> None: """ diff --git a/synapse/storage/databases/main/roommember.py b/synapse/storage/databases/main/roommember.py index e8157ba3d4..c58a4b8690 100644 --- a/synapse/storage/databases/main/roommember.py +++ b/synapse/storage/databases/main/roommember.py @@ -307,7 +307,9 @@ class RoomMemberWorkerStore(EventsWorkerStore): ) @cached() - async def get_invited_rooms_for_local_user(self, user_id: str) -> RoomsForUser: + async def get_invited_rooms_for_local_user( + self, user_id: str + ) -> List[RoomsForUser]: """Get all the rooms the *local* user is invited to. Args: @@ -384,9 +386,10 @@ class RoomMemberWorkerStore(EventsWorkerStore): ) sql = """ - SELECT room_id, e.sender, c.membership, event_id, e.stream_ordering + SELECT room_id, e.sender, c.membership, event_id, e.stream_ordering, r.room_version FROM local_current_membership AS c INNER JOIN events AS e USING (room_id, event_id) + INNER JOIN rooms AS r USING (room_id) WHERE user_id = ? AND %s @@ -395,7 +398,7 @@ class RoomMemberWorkerStore(EventsWorkerStore): ) txn.execute(sql, (user_id, *args)) - results = [RoomsForUser(**r) for r in self.db_pool.cursor_to_dict(txn)] + results = [RoomsForUser(*r) for r in txn] return results @@ -445,7 +448,8 @@ class RoomMemberWorkerStore(EventsWorkerStore): Returns: Returns the rooms the user is in currently, along with the stream - ordering of the most recent join for that user and room. + ordering of the most recent join for that user and room, along with + the room version of the room. """ return await self.db_pool.runInteraction( "get_rooms_for_user_with_stream_ordering", @@ -522,7 +526,9 @@ class RoomMemberWorkerStore(EventsWorkerStore): _get_users_server_still_shares_room_with_txn, ) - async def get_rooms_for_user(self, user_id: str, on_invalidate=None): + async def get_rooms_for_user( + self, user_id: str, on_invalidate=None + ) -> FrozenSet[str]: """Returns a set of room_ids the user is currently joined to. If a remote user only returns rooms this server is currently diff --git a/synapse/storage/databases/main/session.py b/synapse/storage/databases/main/session.py new file mode 100644 index 0000000000..172f27d109 --- /dev/null +++ b/synapse/storage/databases/main/session.py @@ -0,0 +1,145 @@ +# -*- coding: utf-8 -*- +# Copyright 2021 The Matrix.org Foundation C.I.C. +# +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. +from typing import TYPE_CHECKING + +import synapse.util.stringutils as stringutils +from synapse.api.errors import StoreError +from synapse.metrics.background_process_metrics import wrap_as_background_process +from synapse.storage._base import SQLBaseStore, db_to_json +from synapse.storage.database import ( + DatabasePool, + LoggingDatabaseConnection, + LoggingTransaction, +) +from synapse.types import JsonDict +from synapse.util import json_encoder + +if TYPE_CHECKING: + from synapse.server import HomeServer + + +class SessionStore(SQLBaseStore): + """ + A store for generic session data. + + Each type of session should provide a unique type (to separate sessions). + + Sessions are automatically removed when they expire. + """ + + def __init__( + self, + database: DatabasePool, + db_conn: LoggingDatabaseConnection, + hs: "HomeServer", + ): + super().__init__(database, db_conn, hs) + + # Create a background job for culling expired sessions. + if hs.config.run_background_tasks: + self._clock.looping_call(self._delete_expired_sessions, 30 * 60 * 1000) + + async def create_session( + self, session_type: str, value: JsonDict, expiry_ms: int + ) -> str: + """ + Creates a new pagination session for the room hierarchy endpoint. + + Args: + session_type: The type for this session. + value: The value to store. + expiry_ms: How long before an item is evicted from the cache + in milliseconds. Default is 0, indicating items never get + evicted based on time. + + Returns: + The newly created session ID. + + Raises: + StoreError if a unique session ID cannot be generated. + """ + # autogen a session ID and try to create it. We may clash, so just + # try a few times till one goes through, giving up eventually. + attempts = 0 + while attempts < 5: + session_id = stringutils.random_string(24) + + try: + await self.db_pool.simple_insert( + table="sessions", + values={ + "session_id": session_id, + "session_type": session_type, + "value": json_encoder.encode(value), + "expiry_time_ms": self.hs.get_clock().time_msec() + expiry_ms, + }, + desc="create_session", + ) + + return session_id + except self.db_pool.engine.module.IntegrityError: + attempts += 1 + raise StoreError(500, "Couldn't generate a session ID.") + + async def get_session(self, session_type: str, session_id: str) -> JsonDict: + """ + Retrieve data stored with create_session + + Args: + session_type: The type for this session. + session_id: The session ID returned from create_session. + + Raises: + StoreError if the session cannot be found. + """ + + def _get_session( + txn: LoggingTransaction, session_type: str, session_id: str, ts: int + ) -> JsonDict: + # This includes the expiry time since items are only periodically + # deleted, not upon expiry. + select_sql = """ + SELECT value FROM sessions WHERE + session_type = ? AND session_id = ? AND expiry_time_ms > ? + """ + txn.execute(select_sql, [session_type, session_id, ts]) + row = txn.fetchone() + + if not row: + raise StoreError(404, "No session") + + return db_to_json(row[0]) + + return await self.db_pool.runInteraction( + "get_session", + _get_session, + session_type, + session_id, + self._clock.time_msec(), + ) + + @wrap_as_background_process("delete_expired_sessions") + async def _delete_expired_sessions(self) -> None: + """Remove sessions with expiry dates that have passed.""" + + def _delete_expired_sessions_txn(txn: LoggingTransaction, ts: int) -> None: + sql = "DELETE FROM sessions WHERE expiry_time_ms <= ?" + txn.execute(sql, (ts,)) + + await self.db_pool.runInteraction( + "delete_expired_sessions", + _delete_expired_sessions_txn, + self._clock.time_msec(), + ) diff --git a/synapse/storage/databases/main/ui_auth.py b/synapse/storage/databases/main/ui_auth.py index 38bfdf5dad..4d6bbc94c7 100644 --- a/synapse/storage/databases/main/ui_auth.py +++ b/synapse/storage/databases/main/ui_auth.py @@ -15,6 +15,7 @@ from typing import Any, Dict, List, Optional, Tuple, Union import attr +from synapse.api.constants import LoginType from synapse.api.errors import StoreError from synapse.storage._base import SQLBaseStore, db_to_json from synapse.storage.database import LoggingTransaction @@ -329,6 +330,48 @@ class UIAuthWorkerStore(SQLBaseStore): keyvalues={}, ) + # If a registration token was used, decrement the pending counter + # before deleting the session. + rows = self.db_pool.simple_select_many_txn( + txn, + table="ui_auth_sessions_credentials", + column="session_id", + iterable=session_ids, + keyvalues={"stage_type": LoginType.REGISTRATION_TOKEN}, + retcols=["result"], + ) + + # Get the tokens used and how much pending needs to be decremented by. + token_counts: Dict[str, int] = {} + for r in rows: + # If registration was successfully completed, the result of the + # registration token stage for that session will be True. + # If a token was used to authenticate, but registration was + # never completed, the result will be the token used. + token = db_to_json(r["result"]) + if isinstance(token, str): + token_counts[token] = token_counts.get(token, 0) + 1 + + # Update the `pending` counters. + if len(token_counts) > 0: + token_rows = self.db_pool.simple_select_many_txn( + txn, + table="registration_tokens", + column="token", + iterable=list(token_counts.keys()), + keyvalues={}, + retcols=["token", "pending"], + ) + for token_row in token_rows: + token = token_row["token"] + new_pending = token_row["pending"] - token_counts[token] + self.db_pool.simple_update_one_txn( + txn, + table="registration_tokens", + keyvalues={"token": token}, + updatevalues={"pending": new_pending}, + ) + # Delete the corresponding completed credentials. self.db_pool.simple_delete_many_txn( txn, diff --git a/synapse/storage/databases/main/user_directory.py b/synapse/storage/databases/main/user_directory.py index 9d28d69ac7..65dde67ae9 100644 --- a/synapse/storage/databases/main/user_directory.py +++ b/synapse/storage/databases/main/user_directory.py @@ -365,7 +365,7 @@ class UserDirectoryBackgroundUpdateStore(StateDeltasStore): return False async def update_profile_in_user_dir( - self, user_id: str, display_name: str, avatar_url: str + self, user_id: str, display_name: Optional[str], avatar_url: Optional[str] ) -> None: """ Update or add a user's profile in the user directory. diff --git a/synapse/storage/roommember.py b/synapse/storage/roommember.py index c34fbf21bc..2500381b7b 100644 --- a/synapse/storage/roommember.py +++ b/synapse/storage/roommember.py @@ -14,25 +14,41 @@ # limitations under the License. import logging -from collections import namedtuple +from typing import List, Optional, Tuple + +import attr + +from synapse.types import PersistedEventPosition logger = logging.getLogger(__name__) -RoomsForUser = namedtuple( - "RoomsForUser", ("room_id", "sender", "membership", "event_id", "stream_ordering") -) +@attr.s(slots=True, frozen=True, weakref_slot=False, auto_attribs=True) +class RoomsForUser: + room_id: str + sender: str + membership: str + event_id: str + stream_ordering: int + room_version_id: str + + +@attr.s(slots=True, frozen=True, weakref_slot=False, auto_attribs=True) +class GetRoomsForUserWithStreamOrdering: + room_id: str + event_pos: PersistedEventPosition -GetRoomsForUserWithStreamOrdering = namedtuple( - "GetRoomsForUserWithStreamOrdering", ("room_id", "event_pos") -) +@attr.s(slots=True, frozen=True, weakref_slot=False, auto_attribs=True) +class ProfileInfo: + avatar_url: Optional[str] + display_name: Optional[str] -# We store this using a namedtuple so that we save about 3x space over using a -# dict. -ProfileInfo = namedtuple("ProfileInfo", ("avatar_url", "display_name")) -# "members" points to a truncated list of (user_id, event_id) tuples for users of -# a given membership type, suitable for use in calculating heroes for a room. -# "count" points to the total numberr of users of a given membership type. -MemberSummary = namedtuple("MemberSummary", ("members", "count")) +@attr.s(slots=True, frozen=True, weakref_slot=False, auto_attribs=True) +class MemberSummary: + # A truncated list of (user_id, event_id) tuples for users of a given + # membership type, suitable for use in calculating heroes for a room. + members: List[Tuple[str, str]] + # The total number of users of a given membership type. + count: int diff --git a/synapse/storage/schema/main/delta/62/02session_store.sql b/synapse/storage/schema/main/delta/62/02session_store.sql new file mode 100644 index 0000000000..535fb34c10 --- /dev/null +++ b/synapse/storage/schema/main/delta/62/02session_store.sql @@ -0,0 +1,23 @@ +/* + * Copyright 2021 The Matrix.org Foundation C.I.C. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +CREATE TABLE IF NOT EXISTS sessions( + session_type TEXT NOT NULL, -- The unique key for this type of session. + session_id TEXT NOT NULL, -- The session ID passed to the client. + value TEXT NOT NULL, -- A JSON dictionary to persist. + expiry_time_ms BIGINT NOT NULL, -- The time this session will expire (epoch time in milliseconds). + UNIQUE (session_type, session_id) +); diff --git a/synapse/storage/schema/main/delta/63/01create_registration_tokens.sql b/synapse/storage/schema/main/delta/63/01create_registration_tokens.sql new file mode 100644 index 0000000000..ee6cf958f4 --- /dev/null +++ b/synapse/storage/schema/main/delta/63/01create_registration_tokens.sql @@ -0,0 +1,23 @@ +/* Copyright 2021 Callum Brown + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +CREATE TABLE IF NOT EXISTS registration_tokens( + token TEXT NOT NULL, -- The token that can be used for authentication. + uses_allowed INT, -- The total number of times this token can be used. NULL if no limit. + pending INT NOT NULL, -- The number of in progress registrations using this token. + completed INT NOT NULL, -- The number of times this token has been used to complete a registration. + expiry_time BIGINT, -- The latest time this token will be valid (epoch time in milliseconds). NULL if token doesn't expire. + UNIQUE (token) +); |