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-rw-r--r--synapse/handlers/account_validity.py32
-rw-r--r--synapse/handlers/deactivate_account.py4
-rw-r--r--synapse/handlers/directory.py10
-rw-r--r--synapse/handlers/federation.py34
-rw-r--r--synapse/handlers/identity.py307
-rw-r--r--synapse/handlers/message.py5
-rw-r--r--synapse/handlers/profile.py208
-rw-r--r--synapse/handlers/register.py131
-rw-r--r--synapse/handlers/room.py37
-rw-r--r--synapse/handlers/room_member.py57
-rw-r--r--synapse/handlers/set_password.py3
11 files changed, 730 insertions, 98 deletions
diff --git a/synapse/handlers/account_validity.py b/synapse/handlers/account_validity.py

index 590135d19c..0c2bcda4d0 100644 --- a/synapse/handlers/account_validity.py +++ b/synapse/handlers/account_validity.py
@@ -20,6 +20,8 @@ from email.mime.multipart import MIMEMultipart from email.mime.text import MIMEText from typing import List +from twisted.internet import defer + from synapse.api.errors import StoreError from synapse.logging.context import make_deferred_yieldable from synapse.metrics.background_process_metrics import run_as_background_process @@ -43,6 +45,8 @@ class AccountValidityHandler(object): self.clock = self.hs.get_clock() self._account_validity = self.hs.config.account_validity + self._show_users_in_user_directory = self.hs.config.show_users_in_user_directory + self.profile_handler = self.hs.get_profile_handler() if ( self._account_validity.enabled @@ -86,6 +90,13 @@ class AccountValidityHandler(object): self.clock.looping_call(send_emails, 30 * 60 * 1000) + # If account_validity is enabled,check every hour to remove expired users from + # the user directory + if self._account_validity.enabled: + self.clock.looping_call( + self._mark_expired_users_as_inactive, 60 * 60 * 1000 + ) + async def _send_renewal_emails(self): """Gets the list of users whose account is expiring in the amount of time configured in the ``renew_at`` parameter from the ``account_validity`` @@ -266,4 +277,25 @@ class AccountValidityHandler(object): user_id=user_id, expiration_ts=expiration_ts, email_sent=email_sent ) + # Check if renewed users should be reintroduced to the user directory + if self._show_users_in_user_directory: + # Show the user in the directory again by setting them to active + await self.profile_handler.set_active( + [UserID.from_string(user_id)], True, True + ) + return expiration_ts + + @defer.inlineCallbacks + def _mark_expired_users_as_inactive(self): + """Iterate over active, expired users. Mark them as inactive in order to hide them + from the user directory. + + Returns: + Deferred + """ + # Get active, expired users + active_expired_users = yield self.store.get_expired_users() + + # Mark each as non-active + yield self.profile_handler.set_active(active_expired_users, False, True) diff --git a/synapse/handlers/deactivate_account.py b/synapse/handlers/deactivate_account.py
index 25169157c1..0e26a32750 100644 --- a/synapse/handlers/deactivate_account.py +++ b/synapse/handlers/deactivate_account.py
@@ -35,6 +35,7 @@ class DeactivateAccountHandler(BaseHandler): self._device_handler = hs.get_device_handler() self._room_member_handler = hs.get_room_member_handler() self._identity_handler = hs.get_handlers().identity_handler + self._profile_handler = hs.get_profile_handler() self.user_directory_handler = hs.get_user_directory_handler() # Flag that indicates whether the process to part users from rooms is running @@ -108,6 +109,9 @@ class DeactivateAccountHandler(BaseHandler): await self.store.user_set_password_hash(user_id, None) + user = UserID.from_string(user_id) + await self._profile_handler.set_active([user], False, False) + # Add the user to a table of users pending deactivation (ie. # removal from all the rooms they're a member of) await self.store.add_user_pending_deactivation(user_id) diff --git a/synapse/handlers/directory.py b/synapse/handlers/directory.py
index 79a2df6201..af9936f7e2 100644 --- a/synapse/handlers/directory.py +++ b/synapse/handlers/directory.py
@@ -45,6 +45,7 @@ class DirectoryHandler(BaseHandler): self.config = hs.config self.enable_room_list_search = hs.config.enable_room_list_search self.require_membership = hs.config.require_membership_for_aliases + self.third_party_event_rules = hs.get_third_party_event_rules() self.federation = hs.get_federation_client() hs.get_federation_registry().register_query_handler( @@ -448,6 +449,15 @@ class DirectoryHandler(BaseHandler): # per alias creation rule? raise SynapseError(403, "Not allowed to publish room") + # Check if publishing is blocked by a third party module + allowed_by_third_party_rules = await ( + self.third_party_event_rules.check_visibility_can_be_modified( + room_id, visibility + ) + ) + if not allowed_by_third_party_rules: + raise SynapseError(403, "Not allowed to publish room") + await self.store.set_room_is_public(room_id, making_public) async def edit_published_appservice_room_list( diff --git a/synapse/handlers/federation.py b/synapse/handlers/federation.py
index 0d7d1adcea..8b8e989bdc 100644 --- a/synapse/handlers/federation.py +++ b/synapse/handlers/federation.py
@@ -176,7 +176,7 @@ class FederationHandler(BaseHandler): room_id = pdu.room_id event_id = pdu.event_id - logger.info("handling received PDU: %s", pdu) + logger.info("[%s %s] handling received PDU: %s", room_id, event_id, pdu) # We reprocess pdus when we have seen them only as outliers existing = await self.store.get_event( @@ -291,6 +291,14 @@ class FederationHandler(BaseHandler): room_id, event_id, ) + elif missing_prevs: + logger.info( + "[%s %s] Not recursively fetching %d missing prev_events: %s", + room_id, + event_id, + len(missing_prevs), + shortstr(missing_prevs), + ) if prevs - seen: # We've still not been able to get all of the prev_events for this event. @@ -335,12 +343,6 @@ class FederationHandler(BaseHandler): affected=pdu.event_id, ) - logger.info( - "Event %s is missing prev_events: calculating state for a " - "backwards extremity", - event_id, - ) - # 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} @@ -358,7 +360,10 @@ class FederationHandler(BaseHandler): # know about for p in prevs - seen: logger.info( - "Requesting state at missing prev_event %s", event_id, + "[%s %s] Requesting state at missing prev_event %s", + room_id, + event_id, + p, ) with nested_logging_context(p): @@ -393,9 +398,7 @@ class FederationHandler(BaseHandler): # 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, + list(state_map.values()), get_prev_content=False, ) event_map.update(evs) @@ -1575,8 +1578,15 @@ class FederationHandler(BaseHandler): if self.hs.config.block_non_admin_invites: raise SynapseError(403, "This server does not accept room invites") + is_published = await self.store.is_room_published(event.room_id) + if not self.spam_checker.user_may_invite( - event.sender, event.state_key, event.room_id + event.sender, + event.state_key, + None, + room_id=event.room_id, + new_room=False, + published_room=is_published, ): raise SynapseError( 403, "This user is not permitted to send invites to this server/user" diff --git a/synapse/handlers/identity.py b/synapse/handlers/identity.py
index 0bd2c3e37a..3cf76e954e 100644 --- a/synapse/handlers/identity.py +++ b/synapse/handlers/identity.py
@@ -1,7 +1,7 @@ # -*- coding: utf-8 -*- # Copyright 2015, 2016 OpenMarket Ltd # Copyright 2017 Vector Creations Ltd -# Copyright 2018 New Vector Ltd +# Copyright 2018, 2019 New Vector Ltd # # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. @@ -26,6 +26,7 @@ from signedjson.key import decode_verify_key_bytes from signedjson.sign import verify_signed_json from unpaddedbase64 import decode_base64 +from twisted.internet import defer from twisted.internet.error import TimeoutError from synapse.api.errors import ( @@ -33,6 +34,7 @@ from synapse.api.errors import ( CodeMessageException, Codes, HttpResponseException, + ProxiedRequestError, SynapseError, ) from synapse.config.emailconfig import ThreepidBehaviour @@ -45,31 +47,36 @@ from ._base import BaseHandler logger = logging.getLogger(__name__) -id_server_scheme = "https://" - class IdentityHandler(BaseHandler): def __init__(self, hs): super(IdentityHandler, self).__init__(hs) - self.http_client = SimpleHttpClient(hs) + self.hs = hs + self.http_client = hs.get_simple_http_client() # We create a blacklisting instance of SimpleHttpClient for contacting identity # servers specified by clients self.blacklisting_http_client = SimpleHttpClient( hs, ip_blacklist=hs.config.federation_ip_range_blacklist ) self.federation_http_client = hs.get_http_client() - self.hs = hs + + self.trusted_id_servers = set(hs.config.trusted_third_party_id_servers) + self.trust_any_id_server_just_for_testing_do_not_use = ( + hs.config.use_insecure_ssl_client_just_for_testing_do_not_use + ) + self.rewrite_identity_server_urls = hs.config.rewrite_identity_server_urls + self._enable_lookup = hs.config.enable_3pid_lookup async def threepid_from_creds( - self, id_server: str, creds: Dict[str, str] + self, id_server_url: str, creds: Dict[str, str] ) -> Optional[JsonDict]: """ Retrieve and validate a threepid identifier from a "credentials" dictionary against a given identity server Args: - id_server: The identity server to validate 3PIDs against. Must be a + id_server_url: The identity server to validate 3PIDs against. Must be a complete URL including the protocol (http(s)://) creds: Dictionary containing the following keys: * client_secret|clientSecret: A unique secret str provided by the client @@ -94,7 +101,14 @@ class IdentityHandler(BaseHandler): query_params = {"sid": session_id, "client_secret": client_secret} - url = id_server + "/_matrix/identity/api/v1/3pid/getValidated3pid" + # if we have a rewrite rule set for the identity server, + # apply it now. + id_server_url = self.rewrite_id_server_url(id_server_url) + + url = "%s%s" % ( + id_server_url, + "/_matrix/identity/api/v1/3pid/getValidated3pid", + ) try: data = await self.http_client.get_json(url, query_params) @@ -103,7 +117,7 @@ class IdentityHandler(BaseHandler): except HttpResponseException as e: logger.info( "%s returned %i for threepid validation for: %s", - id_server, + id_server_url, e.code, creds, ) @@ -117,7 +131,7 @@ class IdentityHandler(BaseHandler): if "medium" in data: return data - logger.info("%s reported non-validated threepid: %s", id_server, creds) + logger.info("%s reported non-validated threepid: %s", id_server_url, creds) return None async def bind_threepid( @@ -149,14 +163,19 @@ class IdentityHandler(BaseHandler): if id_access_token is None: use_v2 = False + # if we have a rewrite rule set for the identity server, + # apply it now, but only for sending the request (not + # storing in the database). + id_server_url = self.rewrite_id_server_url(id_server, add_https=True) + # Decide which API endpoint URLs to use headers = {} bind_data = {"sid": sid, "client_secret": client_secret, "mxid": mxid} if use_v2: - bind_url = "https://%s/_matrix/identity/v2/3pid/bind" % (id_server,) + bind_url = "%s/_matrix/identity/v2/3pid/bind" % (id_server_url,) headers["Authorization"] = create_id_access_token_header(id_access_token) # type: ignore else: - bind_url = "https://%s/_matrix/identity/api/v1/3pid/bind" % (id_server,) + bind_url = "%s/_matrix/identity/api/v1/3pid/bind" % (id_server_url,) try: # Use the blacklisting http client as this call is only to identity servers @@ -243,9 +262,6 @@ class IdentityHandler(BaseHandler): True on success, otherwise False if the identity server doesn't support unbinding """ - url = "https://%s/_matrix/identity/api/v1/3pid/unbind" % (id_server,) - url_bytes = "/_matrix/identity/api/v1/3pid/unbind".encode("ascii") - content = { "mxid": mxid, "threepid": {"medium": threepid["medium"], "address": threepid["address"]}, @@ -254,6 +270,7 @@ class IdentityHandler(BaseHandler): # we abuse the federation http client to sign the request, but we have to send it # using the normal http client since we don't want the SRV lookup and want normal # 'browser-like' HTTPS. + url_bytes = "/_matrix/identity/api/v1/3pid/unbind".encode("ascii") auth_headers = self.federation_http_client.build_auth_headers( destination=None, method=b"POST", @@ -263,6 +280,15 @@ class IdentityHandler(BaseHandler): ) headers = {b"Authorization": auth_headers} + # if we have a rewrite rule set for the identity server, + # apply it now. + # + # Note that destination_is has to be the real id_server, not + # the server we connect to. + id_server_url = self.rewrite_id_server_url(id_server, add_https=True) + + url = "%s/_matrix/identity/api/v1/3pid/unbind" % (id_server_url,) + try: # Use the blacklisting http client as this call is only to identity servers # provided by a client @@ -376,9 +402,28 @@ class IdentityHandler(BaseHandler): return session_id + def rewrite_id_server_url(self, url: str, add_https=False) -> str: + """Given an identity server URL, optionally add a protocol scheme + before rewriting it according to the rewrite_identity_server_urls + config option + + Adds https:// to the URL if specified, then tries to rewrite the + url. Returns either the rewritten URL or the URL with optional + protocol scheme additions. + """ + rewritten_url = url + if add_https: + rewritten_url = "https://" + rewritten_url + + rewritten_url = self.rewrite_identity_server_urls.get( + rewritten_url, rewritten_url + ) + logger.debug("Rewriting identity server rule from %s to %s", url, rewritten_url) + return rewritten_url + async def requestEmailToken( self, - id_server: str, + id_server_url: str, email: str, client_secret: str, send_attempt: int, @@ -389,7 +434,7 @@ class IdentityHandler(BaseHandler): validation. Args: - id_server: The identity server to proxy to + id_server_url: The identity server to proxy to email: The email to send the message to client_secret: The unique client_secret sends by the user send_attempt: Which attempt this is @@ -403,6 +448,11 @@ class IdentityHandler(BaseHandler): "client_secret": client_secret, "send_attempt": send_attempt, } + + # if we have a rewrite rule set for the identity server, + # apply it now. + id_server_url = self.rewrite_id_server_url(id_server_url) + if next_link: params["next_link"] = next_link @@ -417,7 +467,8 @@ class IdentityHandler(BaseHandler): try: data = await self.http_client.post_json_get_json( - id_server + "/_matrix/identity/api/v1/validate/email/requestToken", + "%s/_matrix/identity/api/v1/validate/email/requestToken" + % (id_server_url,), params, ) return data @@ -429,7 +480,7 @@ class IdentityHandler(BaseHandler): async def requestMsisdnToken( self, - id_server: str, + id_server_url: str, country: str, phone_number: str, client_secret: str, @@ -440,7 +491,7 @@ class IdentityHandler(BaseHandler): Request an external server send an SMS message on our behalf for the purposes of threepid validation. Args: - id_server: The identity server to proxy to + id_server_url: The identity server to proxy to country: The country code of the phone number phone_number: The number to send the message to client_secret: The unique client_secret sends by the user @@ -468,9 +519,13 @@ class IdentityHandler(BaseHandler): "details and update your config file." ) + # if we have a rewrite rule set for the identity server, + # apply it now. + id_server_url = self.rewrite_id_server_url(id_server_url) try: data = await self.http_client.post_json_get_json( - id_server + "/_matrix/identity/api/v1/validate/msisdn/requestToken", + "%s/_matrix/identity/api/v1/validate/msisdn/requestToken" + % (id_server_url,), params, ) except HttpResponseException as e: @@ -564,6 +619,89 @@ class IdentityHandler(BaseHandler): logger.warning("Error contacting msisdn account_threepid_delegate: %s", e) raise SynapseError(400, "Error contacting the identity server") + # TODO: The following two methods are used for proxying IS requests using + # the CS API. They should be consolidated with those in RoomMemberHandler + # https://github.com/matrix-org/synapse-dinsic/issues/25 + + @defer.inlineCallbacks + def proxy_lookup_3pid(self, id_server, medium, address): + """Looks up a 3pid in the passed identity server. + + Args: + id_server (str): The server name (including port, if required) + of the identity server to use. + medium (str): The type of the third party identifier (e.g. "email"). + address (str): The third party identifier (e.g. "foo@example.com"). + + Returns: + Deferred[dict]: The result of the lookup. See + https://matrix.org/docs/spec/identity_service/r0.1.0.html#association-lookup + for details + """ + if not self._enable_lookup: + raise AuthError( + 403, "Looking up third-party identifiers is denied from this server" + ) + + id_server_url = self.rewrite_id_server_url(id_server, add_https=True) + + try: + data = yield self.http_client.get_json( + "%s/_matrix/identity/api/v1/lookup" % (id_server_url,), + {"medium": medium, "address": address}, + ) + + if "mxid" in data: + if "signatures" not in data: + raise AuthError(401, "No signatures on 3pid binding") + yield self._verify_any_signature(data, id_server) + + except HttpResponseException as e: + logger.info("Proxied lookup failed: %r", e) + raise e.to_synapse_error() + except IOError as e: + logger.info("Failed to contact %s: %s", id_server, e) + raise ProxiedRequestError(503, "Failed to contact identity server") + + return data + + @defer.inlineCallbacks + def proxy_bulk_lookup_3pid(self, id_server, threepids): + """Looks up given 3pids in the passed identity server. + + Args: + id_server (str): The server name (including port, if required) + of the identity server to use. + threepids ([[str, str]]): The third party identifiers to lookup, as + a list of 2-string sized lists ([medium, address]). + + Returns: + Deferred[dict]: The result of the lookup. See + https://matrix.org/docs/spec/identity_service/r0.1.0.html#association-lookup + for details + """ + if not self._enable_lookup: + raise AuthError( + 403, "Looking up third-party identifiers is denied from this server" + ) + + id_server_url = self.rewrite_id_server_url(id_server, add_https=True) + + try: + data = yield self.http_client.post_json_get_json( + "%s/_matrix/identity/api/v1/bulk_lookup" % (id_server_url,), + {"threepids": threepids}, + ) + + except HttpResponseException as e: + logger.info("Proxied lookup failed: %r", e) + raise e.to_synapse_error() + except IOError as e: + logger.info("Failed to contact %s: %s", id_server, e) + raise ProxiedRequestError(503, "Failed to contact identity server") + + defer.returnValue(data) + async def lookup_3pid( self, id_server: str, @@ -584,10 +722,13 @@ class IdentityHandler(BaseHandler): Returns: the matrix ID of the 3pid, or None if it is not recognized. """ + # Rewrite id_server URL if necessary + id_server_url = self.rewrite_id_server_url(id_server, add_https=True) + if id_access_token is not None: try: results = await self._lookup_3pid_v2( - id_server, id_access_token, medium, address + id_server_url, id_access_token, medium, address ) return results @@ -605,16 +746,17 @@ class IdentityHandler(BaseHandler): logger.warning("Error when looking up hashing details: %s", e) return None - return await self._lookup_3pid_v1(id_server, medium, address) + return await self._lookup_3pid_v1(id_server, id_server_url, medium, address) async def _lookup_3pid_v1( - self, id_server: str, medium: str, address: str + self, id_server: str, id_server_url: str, medium: str, address: str ) -> Optional[str]: """Looks up a 3pid in the passed identity server using v1 lookup. Args: id_server: The server name (including port, if required) of the identity server to use. + id_server_url: The actual, reachable domain of the id server medium: The type of the third party identifier (e.g. "email"). address: The third party identifier (e.g. "foo@example.com"). @@ -622,8 +764,8 @@ class IdentityHandler(BaseHandler): the matrix ID of the 3pid, or None if it is not recognized. """ try: - data = await self.blacklisting_http_client.get_json( - "%s%s/_matrix/identity/api/v1/lookup" % (id_server_scheme, id_server), + data = await self.http_client.get_json( + "%s/_matrix/identity/api/v1/lookup" % (id_server_url,), {"medium": medium, "address": address}, ) @@ -640,13 +782,12 @@ class IdentityHandler(BaseHandler): return None async def _lookup_3pid_v2( - self, id_server: str, id_access_token: str, medium: str, address: str + self, id_server_url: str, id_access_token: str, medium: str, address: str ) -> Optional[str]: """Looks up a 3pid in the passed identity server using v2 lookup. Args: - id_server: The server name (including port, if required) - of the identity server to use. + id_server_url: The protocol scheme and domain of the id server id_access_token: The access token to authenticate to the identity server with medium: The type of the third party identifier (e.g. "email"). address: The third party identifier (e.g. "foo@example.com"). @@ -656,8 +797,8 @@ class IdentityHandler(BaseHandler): """ # Check what hashing details are supported by this identity server try: - hash_details = await self.blacklisting_http_client.get_json( - "%s%s/_matrix/identity/v2/hash_details" % (id_server_scheme, id_server), + hash_details = await self.http_client.get_json( + "%s/_matrix/identity/v2/hash_details" % (id_server_url,), {"access_token": id_access_token}, ) except TimeoutError: @@ -665,15 +806,14 @@ class IdentityHandler(BaseHandler): if not isinstance(hash_details, dict): logger.warning( - "Got non-dict object when checking hash details of %s%s: %s", - id_server_scheme, - id_server, + "Got non-dict object when checking hash details of %s: %s", + id_server_url, hash_details, ) raise SynapseError( 400, - "Non-dict object from %s%s during v2 hash_details request: %s" - % (id_server_scheme, id_server, hash_details), + "Non-dict object from %s during v2 hash_details request: %s" + % (id_server_url, hash_details), ) # Extract information from hash_details @@ -687,8 +827,8 @@ class IdentityHandler(BaseHandler): ): raise SynapseError( 400, - "Invalid hash details received from identity server %s%s: %s" - % (id_server_scheme, id_server, hash_details), + "Invalid hash details received from identity server %s: %s" + % (id_server_url, hash_details), ) # Check if any of the supported lookup algorithms are present @@ -710,7 +850,7 @@ class IdentityHandler(BaseHandler): else: logger.warning( "None of the provided lookup algorithms of %s are supported: %s", - id_server, + id_server_url, supported_lookup_algorithms, ) raise SynapseError( @@ -723,8 +863,8 @@ class IdentityHandler(BaseHandler): headers = {"Authorization": create_id_access_token_header(id_access_token)} try: - lookup_results = await self.blacklisting_http_client.post_json_get_json( - "%s%s/_matrix/identity/v2/lookup" % (id_server_scheme, id_server), + lookup_results = await self.http_client.post_json_get_json( + "%s/_matrix/identity/v2/lookup" % (id_server_url,), { "addresses": [lookup_value], "algorithm": lookup_algorithm, @@ -751,30 +891,31 @@ class IdentityHandler(BaseHandler): mxid = lookup_results["mappings"].get(lookup_value) return mxid - async def _verify_any_signature(self, data, server_hostname): - if server_hostname not in data["signatures"]: - raise AuthError(401, "No signature from server %s" % (server_hostname,)) - for key_name, signature in data["signatures"][server_hostname].items(): - try: - key_data = await self.blacklisting_http_client.get_json( - "%s%s/_matrix/identity/api/v1/pubkey/%s" - % (id_server_scheme, server_hostname, key_name) - ) - except TimeoutError: - raise SynapseError(500, "Timed out contacting identity server") + async def _verify_any_signature(self, data, id_server): + if id_server not in data["signatures"]: + raise AuthError(401, "No signature from server %s" % (id_server,)) + + for key_name, signature in data["signatures"][id_server].items(): + id_server_url = self.rewrite_id_server_url(id_server, add_https=True) + + key_data = await self.http_client.get_json( + "%s/_matrix/identity/api/v1/pubkey/%s" % (id_server_url, key_name) + ) if "public_key" not in key_data: raise AuthError( - 401, "No public key named %s from %s" % (key_name, server_hostname) + 401, "No public key named %s from %s" % (key_name, id_server) ) verify_signed_json( data, - server_hostname, + id_server, decode_verify_key_bytes( key_name, decode_base64(key_data["public_key"]) ), ) return + raise AuthError(401, "No signature from server %s" % (id_server,)) + async def ask_id_server_for_third_party_invite( self, requester: Requester, @@ -833,15 +974,17 @@ class IdentityHandler(BaseHandler): "sender_avatar_url": inviter_avatar_url, } + # Rewrite the identity server URL if necessary + id_server_url = self.rewrite_id_server_url(id_server, add_https=True) + # Add the identity service access token to the JSON body and use the v2 # Identity Service endpoints if id_access_token is present data = None - base_url = "%s%s/_matrix/identity" % (id_server_scheme, id_server) + base_url = "%s/_matrix/identity" % (id_server_url,) if id_access_token: - key_validity_url = "%s%s/_matrix/identity/v2/pubkey/isvalid" % ( - id_server_scheme, - id_server, + key_validity_url = "%s/_matrix/identity/v2/pubkey/isvalid" % ( + id_server_url, ) # Attempt a v2 lookup @@ -860,9 +1003,8 @@ class IdentityHandler(BaseHandler): raise e if data is None: - key_validity_url = "%s%s/_matrix/identity/api/v1/pubkey/isvalid" % ( - id_server_scheme, - id_server, + key_validity_url = "%s/_matrix/identity/api/v1/pubkey/isvalid" % ( + id_server_url, ) url = base_url + "/api/v1/store-invite" @@ -874,10 +1016,7 @@ class IdentityHandler(BaseHandler): raise SynapseError(500, "Timed out contacting identity server") except HttpResponseException as e: logger.warning( - "Error trying to call /store-invite on %s%s: %s", - id_server_scheme, - id_server, - e, + "Error trying to call /store-invite on %s: %s", id_server_url, e, ) if data is None: @@ -890,10 +1029,9 @@ class IdentityHandler(BaseHandler): ) except HttpResponseException as e: logger.warning( - "Error calling /store-invite on %s%s with fallback " + "Error calling /store-invite on %s with fallback " "encoding: %s", - id_server_scheme, - id_server, + id_server_url, e, ) raise e @@ -914,6 +1052,39 @@ class IdentityHandler(BaseHandler): display_name = data["display_name"] return token, public_keys, fallback_public_key, display_name + async def bind_email_using_internal_sydent_api( + self, id_server_url: str, email: str, user_id: str, + ): + """Bind an email to a fully qualified user ID using the internal API of an + instance of Sydent. + + Args: + id_server_url: The URL of the Sydent instance + email: The email address to bind + user_id: The user ID to bind the email to + + Raises: + HTTPResponseException: On a non-2xx HTTP response. + """ + # Extract the domain name from the IS URL as we store IS domains instead of URLs + id_server = urllib.parse.urlparse(id_server_url).hostname + + # id_server_url is assumed to have no trailing slashes + url = id_server_url + "/_matrix/identity/internal/bind" + body = { + "address": email, + "medium": "email", + "mxid": user_id, + } + + # Bind the threepid + await self.http_client.post_json_get_json(url, body) + + # Remember where we bound the threepid + await self.store.add_user_bound_threepid( + user_id=user_id, medium="email", address=email, id_server=id_server, + ) + def create_id_access_token_header(id_access_token: str) -> List[str]: """Create an Authorization header for passing to SimpleHttpClient as the header value diff --git a/synapse/handlers/message.py b/synapse/handlers/message.py
index e451d6dc86..a5e8dc1323 100644 --- a/synapse/handlers/message.py +++ b/synapse/handlers/message.py
@@ -63,6 +63,7 @@ from synapse.visibility import filter_events_for_client from ._base import BaseHandler if TYPE_CHECKING: + from synapse.events.third_party_rules import ThirdPartyEventRules from synapse.server import HomeServer logger = logging.getLogger(__name__) @@ -396,7 +397,9 @@ class EventCreationHandler(object): self.action_generator = hs.get_action_generator() self.spam_checker = hs.get_spam_checker() - self.third_party_event_rules = hs.get_third_party_event_rules() + self.third_party_event_rules = ( + self.hs.get_third_party_event_rules() + ) # type: ThirdPartyEventRules self._block_events_without_consent_error = ( self.config.block_events_without_consent_error diff --git a/synapse/handlers/profile.py b/synapse/handlers/profile.py
index 31a2e5ea18..b05aa89455 100644 --- a/synapse/handlers/profile.py +++ b/synapse/handlers/profile.py
@@ -1,5 +1,6 @@ # -*- coding: utf-8 -*- # Copyright 2014-2016 OpenMarket Ltd +# Copyright 2018 New Vector Ltd # # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. @@ -14,6 +15,11 @@ # limitations under the License. import logging +from typing import List + +from signedjson.sign import sign_json + +from twisted.internet import defer, reactor from synapse.api.errors import ( AuthError, @@ -23,6 +29,7 @@ from synapse.api.errors import ( StoreError, SynapseError, ) +from synapse.logging.context import run_in_background from synapse.metrics.background_process_metrics import run_as_background_process from synapse.types import UserID, create_requester, get_domain_from_id @@ -42,6 +49,8 @@ class BaseProfileHandler(BaseHandler): subclass MasterProfileHandler """ + PROFILE_REPLICATE_INTERVAL = 2 * 60 * 1000 + def __init__(self, hs): super(BaseProfileHandler, self).__init__(hs) @@ -52,6 +61,88 @@ class BaseProfileHandler(BaseHandler): self.user_directory_handler = hs.get_user_directory_handler() + self.http_client = hs.get_simple_http_client() + + self.max_avatar_size = hs.config.max_avatar_size + self.allowed_avatar_mimetypes = hs.config.allowed_avatar_mimetypes + self.replicate_user_profiles_to = hs.config.replicate_user_profiles_to + + if hs.config.worker_app is None: + self.clock.looping_call( + self._start_update_remote_profile_cache, self.PROFILE_UPDATE_MS + ) + + if len(self.hs.config.replicate_user_profiles_to) > 0: + reactor.callWhenRunning(self._assign_profile_replication_batches) + reactor.callWhenRunning(self._replicate_profiles) + # Add a looping call to replicate_profiles: this handles retries + # if the replication is unsuccessful when the user updated their + # profile. + self.clock.looping_call( + self._replicate_profiles, self.PROFILE_REPLICATE_INTERVAL + ) + + @defer.inlineCallbacks + def _assign_profile_replication_batches(self): + """If no profile replication has been done yet, allocate replication batch + numbers to each profile to start the replication process. + """ + logger.info("Assigning profile batch numbers...") + total = 0 + while True: + assigned = yield self.store.assign_profile_batch() + total += assigned + if assigned == 0: + break + logger.info("Assigned %d profile batch numbers", total) + + @defer.inlineCallbacks + def _replicate_profiles(self): + """If any profile data has been updated and not pushed to the replication targets, + replicate it. + """ + host_batches = yield self.store.get_replication_hosts() + latest_batch = yield self.store.get_latest_profile_replication_batch_number() + if latest_batch is None: + latest_batch = -1 + for repl_host in self.hs.config.replicate_user_profiles_to: + if repl_host not in host_batches: + host_batches[repl_host] = -1 + try: + for i in range(host_batches[repl_host] + 1, latest_batch + 1): + yield self._replicate_host_profile_batch(repl_host, i) + except Exception: + logger.exception( + "Exception while replicating to %s: aborting for now", repl_host + ) + + @defer.inlineCallbacks + def _replicate_host_profile_batch(self, host, batchnum): + logger.info("Replicating profile batch %d to %s", batchnum, host) + batch_rows = yield self.store.get_profile_batch(batchnum) + batch = { + UserID(r["user_id"], self.hs.hostname).to_string(): ( + {"display_name": r["displayname"], "avatar_url": r["avatar_url"]} + if r["active"] + else None + ) + for r in batch_rows + } + + url = "https://%s/_matrix/identity/api/v1/replicate_profiles" % (host,) + body = {"batchnum": batchnum, "batch": batch, "origin_server": self.hs.hostname} + signed_body = sign_json(body, self.hs.hostname, self.hs.config.signing_key[0]) + try: + yield self.http_client.post_json_get_json(url, signed_body) + yield self.store.update_replication_batch_for_host(host, batchnum) + logger.info("Sucessfully replicated profile batch %d to %s", batchnum, host) + except Exception: + # This will get retried when the looping call next comes around + logger.exception( + "Failed to replicate profile batch %d to %s", batchnum, host + ) + raise + async def get_profile(self, user_id): target_user = UserID.from_string(user_id) @@ -148,7 +239,7 @@ class BaseProfileHandler(BaseHandler): if not self.hs.is_mine(target_user): raise SynapseError(400, "User is not hosted on this homeserver") - if not by_admin and target_user != requester.user: + if not by_admin and requester and target_user != requester.user: raise AuthError(400, "Cannot set another user's displayname") if not by_admin and not self.hs.config.enable_set_displayname: @@ -168,13 +259,23 @@ class BaseProfileHandler(BaseHandler): if new_displayname == "": new_displayname = None + if len(self.hs.config.replicate_user_profiles_to) > 0: + cur_batchnum = ( + await self.store.get_latest_profile_replication_batch_number() + ) + new_batchnum = 0 if cur_batchnum is None else cur_batchnum + 1 + else: + new_batchnum = None + # If the admin changes the display name of a user, the requesting user cannot send # the join event to update the displayname in the rooms. # This must be done by the target user himself. if by_admin: requester = create_requester(target_user) - await self.store.set_profile_displayname(target_user.localpart, new_displayname) + await self.store.set_profile_displayname( + target_user.localpart, new_displayname, new_batchnum + ) if self.hs.config.user_directory_search_all_users: profile = await self.store.get_profileinfo(target_user.localpart) @@ -184,6 +285,50 @@ class BaseProfileHandler(BaseHandler): await self._update_join_states(requester, target_user) + # start a profile replication push + run_in_background(self._replicate_profiles) + + @defer.inlineCallbacks + def set_active( + self, users: List[UserID], active: bool, hide: bool, + ): + """ + Sets the 'active' flag on a set of user profiles. If set to false, the + accounts are considered deactivated or hidden. + + If 'hide' is true, then we interpret active=False as a request to try to + hide the users rather than deactivating them. This means withholding the + profiles from replication (and mark it as inactive) rather than clearing + the profile from the HS DB. + + Note that unlike set_displayname and set_avatar_url, this does *not* + perform authorization checks! This is because the only place it's used + currently is in account deactivation where we've already done these + checks anyway. + + Args: + users: The users to modify + active: Whether to set the user to active or inactive + hide: Whether to hide the user (withold from replication). If + False and active is False, user will have their profile + erased + + Returns: + Deferred + """ + if len(self.replicate_user_profiles_to) > 0: + cur_batchnum = ( + yield self.store.get_latest_profile_replication_batch_number() + ) + new_batchnum = 0 if cur_batchnum is None else cur_batchnum + 1 + else: + new_batchnum = None + + yield self.store.set_profiles_active(users, active, hide, new_batchnum) + + # start a profile replication push + run_in_background(self._replicate_profiles) + async def get_avatar_url(self, target_user): if self.hs.is_mine(target_user): try: @@ -233,11 +378,51 @@ class BaseProfileHandler(BaseHandler): 400, "Avatar URL is too long (max %i)" % (MAX_AVATAR_URL_LEN,) ) + # Enforce a max avatar size if one is defined + if self.max_avatar_size or self.allowed_avatar_mimetypes: + media_id = self._validate_and_parse_media_id_from_avatar_url(new_avatar_url) + + # Check that this media exists locally + media_info = await self.store.get_local_media(media_id) + if not media_info: + raise SynapseError( + 400, "Unknown media id supplied", errcode=Codes.NOT_FOUND + ) + + # Ensure avatar does not exceed max allowed avatar size + media_size = media_info["media_length"] + if self.max_avatar_size and media_size > self.max_avatar_size: + raise SynapseError( + 400, + "Avatars must be less than %s bytes in size" + % (self.max_avatar_size,), + errcode=Codes.TOO_LARGE, + ) + + # Ensure the avatar's file type is allowed + if ( + self.allowed_avatar_mimetypes + and media_info["media_type"] not in self.allowed_avatar_mimetypes + ): + raise SynapseError( + 400, "Avatar file type '%s' not allowed" % media_info["media_type"] + ) + # Same like set_displayname if by_admin: requester = create_requester(target_user) - await self.store.set_profile_avatar_url(target_user.localpart, new_avatar_url) + if len(self.hs.config.replicate_user_profiles_to) > 0: + cur_batchnum = ( + await self.store.get_latest_profile_replication_batch_number() + ) + new_batchnum = 0 if cur_batchnum is None else cur_batchnum + 1 + else: + new_batchnum = None + + await self.store.set_profile_avatar_url( + target_user.localpart, new_avatar_url, new_batchnum + ) if self.hs.config.user_directory_search_all_users: profile = await self.store.get_profileinfo(target_user.localpart) @@ -247,6 +432,23 @@ class BaseProfileHandler(BaseHandler): await self._update_join_states(requester, target_user) + # start a profile replication push + run_in_background(self._replicate_profiles) + + def _validate_and_parse_media_id_from_avatar_url(self, mxc): + """Validate and parse a provided avatar url and return the local media id + + Args: + mxc (str): A mxc URL + + Returns: + str: The ID of the media + """ + avatar_pieces = mxc.split("/") + if len(avatar_pieces) != 4 or avatar_pieces[0] != "mxc:": + raise SynapseError(400, "Invalid avatar URL '%s' supplied" % mxc) + return avatar_pieces[-1] + async def on_profile_query(self, args): user = UserID.from_string(args["user_id"]) if not self.hs.is_mine(user): diff --git a/synapse/handlers/register.py b/synapse/handlers/register.py
index 501f0fe795..d00b9dc537 100644 --- a/synapse/handlers/register.py +++ b/synapse/handlers/register.py
@@ -47,11 +47,14 @@ class RegistrationHandler(BaseHandler): self._auth_handler = hs.get_auth_handler() self.profile_handler = hs.get_profile_handler() self.user_directory_handler = hs.get_user_directory_handler() + self.http_client = hs.get_simple_http_client() self.identity_handler = self.hs.get_handlers().identity_handler self.ratelimiter = hs.get_registration_ratelimiter() self.macaroon_gen = hs.get_macaroon_generator() self._server_notices_mxid = hs.config.server_notices_mxid + self._show_in_user_directory = self.hs.config.show_users_in_user_directory + if hs.config.worker_app: self._register_client = ReplicationRegisterServlet.make_client(hs) self._register_device_client = RegisterDeviceReplicationServlet.make_client( @@ -67,8 +70,18 @@ class RegistrationHandler(BaseHandler): self.session_lifetime = hs.config.session_lifetime async def check_username( - self, localpart, guest_access_token=None, assigned_user_id=None + self, localpart, guest_access_token=None, assigned_user_id=None, ): + """ + + Args: + localpart (str|None): The user's localpart + guest_access_token (str|None): A guest's access token + assigned_user_id (str|None): An existing User ID for this user if pre-calculated + + Returns: + Deferred + """ if types.contains_invalid_mxid_characters(localpart): raise SynapseError( 400, @@ -111,6 +124,8 @@ class RegistrationHandler(BaseHandler): raise SynapseError( 400, "User ID already taken.", errcode=Codes.USER_IN_USE ) + + # Retrieve guest user information from provided access token user_data = await self.auth.get_user_by_access_token(guest_access_token) if not user_data["is_guest"] or user_data["user"].localpart != localpart: raise AuthError( @@ -196,6 +211,11 @@ class RegistrationHandler(BaseHandler): address=address, ) + if default_display_name: + await self.profile_handler.set_displayname( + user, None, default_display_name, by_admin=True + ) + if self.hs.config.user_directory_search_all_users: profile = await self.store.get_profileinfo(localpart) await self.user_directory_handler.handle_local_profile_change( @@ -226,6 +246,10 @@ class RegistrationHandler(BaseHandler): address=address, ) + await self.profile_handler.set_displayname( + user, None, default_display_name, by_admin=True + ) + # Successfully registered break except SynapseError: @@ -259,7 +283,15 @@ class RegistrationHandler(BaseHandler): } # Bind email to new account - await self._register_email_threepid(user_id, threepid_dict, None) + await self.register_email_threepid(user_id, threepid_dict, None) + + # Prevent the new user from showing up in the user directory if the server + # mandates it. + if not self._show_in_user_directory: + await self.store.add_account_data_for_user( + user_id, "im.vector.hide_profile", {"hide_profile": True} + ) + await self.profile_handler.set_active([user], False, True) return user_id @@ -453,7 +485,10 @@ class RegistrationHandler(BaseHandler): """ await self._auto_join_rooms(user_id) - async def appservice_register(self, user_localpart, as_token): + async def appservice_register( + self, user_localpart, as_token, password_hash, display_name + ): + # FIXME: this should be factored out and merged with normal register() user = UserID(user_localpart, self.hs.hostname) user_id = user.to_string() service = self.store.get_app_service_by_token(as_token) @@ -470,12 +505,25 @@ class RegistrationHandler(BaseHandler): self.check_user_id_not_appservice_exclusive(user_id, allowed_appservice=service) + display_name = display_name or user.localpart + await self.register_with_store( user_id=user_id, - password_hash="", + password_hash=password_hash, appservice_id=service_id, - create_profile_with_displayname=user.localpart, + create_profile_with_displayname=display_name, ) + + await self.profile_handler.set_displayname( + user, None, display_name, by_admin=True + ) + + if self.hs.config.user_directory_search_all_users: + profile = await self.store.get_profileinfo(user_localpart) + await self.user_directory_handler.handle_local_profile_change( + user_id, profile + ) + return user_id def check_user_id_not_appservice_exclusive(self, user_id, allowed_appservice=None): @@ -502,6 +550,49 @@ class RegistrationHandler(BaseHandler): errcode=Codes.EXCLUSIVE, ) + async def shadow_register(self, localpart, display_name, auth_result, params): + """Invokes the current registration on another server, using + shared secret registration, passing in any auth_results from + other registration UI auth flows (e.g. validated 3pids) + Useful for setting up shadow/backup accounts on a parallel deployment. + """ + + # TODO: retries + shadow_hs_url = self.hs.config.shadow_server.get("hs_url") + as_token = self.hs.config.shadow_server.get("as_token") + + await self.http_client.post_json_get_json( + "%s/_matrix/client/r0/register?access_token=%s" % (shadow_hs_url, as_token), + { + # XXX: auth_result is an unspecified extension for shadow registration + "auth_result": auth_result, + # XXX: another unspecified extension for shadow registration to ensure + # that the displayname is correctly set by the masters erver + "display_name": display_name, + "username": localpart, + "password": params.get("password"), + "bind_msisdn": params.get("bind_msisdn"), + "device_id": params.get("device_id"), + "initial_device_display_name": params.get( + "initial_device_display_name" + ), + "inhibit_login": False, + "access_token": as_token, + }, + ) + + async def _generate_user_id(self): + if self._next_generated_user_id is None: + with await self._generate_user_id_linearizer.queue(()): + if self._next_generated_user_id is None: + self._next_generated_user_id = ( + await self.store.find_next_generated_user_id_localpart() + ) + + id = self._next_generated_user_id + self._next_generated_user_id += 1 + return str(id) + def check_registration_ratelimit(self, address): """A simple helper method to check whether the registration rate limit has been hit for a given IP address @@ -643,6 +734,7 @@ class RegistrationHandler(BaseHandler): if auth_result and LoginType.EMAIL_IDENTITY in auth_result: threepid = auth_result[LoginType.EMAIL_IDENTITY] + # Necessary due to auth checks prior to the threepid being # written to the db if is_threepid_reserved( @@ -650,7 +742,32 @@ class RegistrationHandler(BaseHandler): ): await self.store.upsert_monthly_active_user(user_id) - await self._register_email_threepid(user_id, threepid, access_token) + await self.register_email_threepid(user_id, threepid, access_token) + + if self.hs.config.bind_new_user_emails_to_sydent: + # Attempt to call Sydent's internal bind API on the given identity server + # to bind this threepid + id_server_url = self.hs.config.bind_new_user_emails_to_sydent + + logger.debug( + "Attempting the bind email of %s to identity server: %s using " + "internal Sydent bind API.", + user_id, + self.hs.config.bind_new_user_emails_to_sydent, + ) + + try: + await self.identity_handler.bind_email_using_internal_sydent_api( + id_server_url, threepid["address"], user_id + ) + except Exception as e: + logger.warning( + "Failed to bind email of '%s' to Sydent instance '%s' ", + "using Sydent internal bind API: %s", + user_id, + id_server_url, + e, + ) if auth_result and LoginType.MSISDN in auth_result: threepid = auth_result[LoginType.MSISDN] @@ -671,7 +788,7 @@ class RegistrationHandler(BaseHandler): await self.store.user_set_consent_version(user_id, consent_version) await self.post_consent_actions(user_id) - async def _register_email_threepid(self, user_id, threepid, token): + async def register_email_threepid(self, user_id, threepid, token): """Add an email address as a 3pid identifier Also adds an email pusher for the email address, if configured in the diff --git a/synapse/handlers/room.py b/synapse/handlers/room.py
index 0c5b99234d..4ab229963a 100644 --- a/synapse/handlers/room.py +++ b/synapse/handlers/room.py
@@ -332,7 +332,19 @@ class RoomCreationHandler(BaseHandler): """ user_id = requester.user.to_string() - if not self.spam_checker.user_may_create_room(user_id): + if ( + self._server_notices_mxid is not None + and requester.user.to_string() == self._server_notices_mxid + ): + # allow the server notices mxid to create rooms + is_requester_admin = True + + else: + is_requester_admin = await self.auth.is_server_admin(requester.user) + + if not is_requester_admin and not self.spam_checker.user_may_create_room( + user_id, invite_list=[], third_party_invite_list=[], cloning=True + ): raise SynapseError(403, "You are not permitted to create rooms") creation_content = { @@ -578,8 +590,14 @@ class RoomCreationHandler(BaseHandler): 403, "You are not permitted to create rooms", Codes.FORBIDDEN ) + invite_list = config.get("invite", []) + invite_3pid_list = config.get("invite_3pid", []) + if not is_requester_admin and not self.spam_checker.user_may_create_room( - user_id + user_id, + invite_list=invite_list, + third_party_invite_list=invite_3pid_list, + cloning=False, ): raise SynapseError(403, "You are not permitted to create rooms") @@ -614,7 +632,6 @@ class RoomCreationHandler(BaseHandler): else: room_alias = None - invite_list = config.get("invite", []) for i in invite_list: try: uid = UserID.from_string(i) @@ -636,8 +653,6 @@ class RoomCreationHandler(BaseHandler): % (user_id,), ) - invite_3pid_list = config.get("invite_3pid", []) - visibility = config.get("visibility", None) is_public = visibility == "public" @@ -645,6 +660,15 @@ class RoomCreationHandler(BaseHandler): creator_id=user_id, is_public=is_public, room_version=room_version, ) + # Check whether this visibility value is blocked by a third party module + allowed_by_third_party_rules = await ( + self.third_party_event_rules.check_visibility_can_be_modified( + room_id, visibility + ) + ) + if not allowed_by_third_party_rules: + raise SynapseError(403, "Room visibility value not allowed.") + directory_handler = self.hs.get_handlers().directory_handler if room_alias: await directory_handler.create_association( @@ -739,6 +763,7 @@ class RoomCreationHandler(BaseHandler): "invite", ratelimit=False, content=content, + new_room=True, ) for invite_3pid in invite_3pid_list: @@ -754,6 +779,7 @@ class RoomCreationHandler(BaseHandler): id_server, requester, txn_id=None, + new_room=True, id_access_token=id_access_token, ) @@ -823,6 +849,7 @@ class RoomCreationHandler(BaseHandler): "join", ratelimit=False, content=creator_join_profile, + new_room=True, ) # We treat the power levels override specially as this needs to be one diff --git a/synapse/handlers/room_member.py b/synapse/handlers/room_member.py
index 5a40e8c144..a11ffae753 100644 --- a/synapse/handlers/room_member.py +++ b/synapse/handlers/room_member.py
@@ -60,6 +60,7 @@ class RoomMemberHandler(object): self.registration_handler = hs.get_registration_handler() self.profile_handler = hs.get_profile_handler() self.event_creation_handler = hs.get_event_creation_handler() + self.identity_handler = hs.get_handlers().identity_handler self.member_linearizer = Linearizer(name="member") @@ -267,8 +268,10 @@ class RoomMemberHandler(object): third_party_signed: Optional[dict] = None, ratelimit: bool = True, content: Optional[dict] = None, + new_room: bool = False, require_consent: bool = True, ) -> Tuple[str, int]: + """Update a user's membership in a room""" key = (room_id,) with (await self.member_linearizer.queue(key)): @@ -282,6 +285,7 @@ class RoomMemberHandler(object): third_party_signed=third_party_signed, ratelimit=ratelimit, content=content, + new_room=new_room, require_consent=require_consent, ) @@ -298,6 +302,7 @@ class RoomMemberHandler(object): third_party_signed: Optional[dict] = None, ratelimit: bool = True, content: Optional[dict] = None, + new_room: bool = False, require_consent: bool = True, ) -> Tuple[str, int]: content_specified = bool(content) @@ -362,8 +367,15 @@ class RoomMemberHandler(object): ) block_invite = True + is_published = await self.store.is_room_published(room_id) + if not self.spam_checker.user_may_invite( - requester.user.to_string(), target.to_string(), room_id + requester.user.to_string(), + target.to_string(), + third_party_invite=None, + room_id=room_id, + new_room=new_room, + published_room=is_published, ): logger.info("Blocking invite due to spam checker") block_invite = True @@ -441,6 +453,25 @@ class RoomMemberHandler(object): # so don't really fit into the general auth process. raise AuthError(403, "Guest access not allowed") + if ( + self._server_notices_mxid is not None + and requester.user.to_string() == self._server_notices_mxid + ): + # allow the server notices mxid to join rooms + is_requester_admin = True + + else: + is_requester_admin = await self.auth.is_server_admin(requester.user) + + inviter = await self._get_inviter(target.to_string(), room_id) + if not is_requester_admin: + # We assume that if the spam checker allowed the user to create + # a room then they're allowed to join it. + if not new_room and not self.spam_checker.user_may_join_room( + target.to_string(), room_id, is_invited=inviter is not None + ): + raise SynapseError(403, "Not allowed to join this room") + if not is_host_in_room: inviter = await self._get_inviter(target.to_string(), room_id) if inviter and not self.hs.is_mine(inviter): @@ -721,6 +752,7 @@ class RoomMemberHandler(object): id_server: str, requester: Requester, txn_id: Optional[str], + new_room: bool = False, id_access_token: Optional[str] = None, ) -> int: if self.config.block_non_admin_invites: @@ -744,6 +776,16 @@ class RoomMemberHandler(object): Codes.FORBIDDEN, ) + can_invite = await self.third_party_event_rules.check_threepid_can_be_invited( + medium, address, room_id + ) + if not can_invite: + raise SynapseError( + 403, + "This third-party identifier can not be invited in this room", + Codes.FORBIDDEN, + ) + if not self._enable_lookup: raise SynapseError( 403, "Looking up third-party identifiers is denied from this server" @@ -753,6 +795,19 @@ class RoomMemberHandler(object): id_server, medium, address, id_access_token ) + is_published = await self.store.is_room_published(room_id) + + if not self.spam_checker.user_may_invite( + requester.user.to_string(), + invitee, + third_party_invite={"medium": medium, "address": address}, + room_id=room_id, + new_room=new_room, + published_room=is_published, + ): + logger.info("Blocking invite due to spam checker") + raise SynapseError(403, "Invites have been disabled on this server") + if invitee: _, stream_id = await self.update_membership( requester, UserID.from_string(invitee), room_id, "invite", txn_id=txn_id diff --git a/synapse/handlers/set_password.py b/synapse/handlers/set_password.py
index 4d245b618b..5d34989f21 100644 --- a/synapse/handlers/set_password.py +++ b/synapse/handlers/set_password.py
@@ -1,5 +1,6 @@ # -*- coding: utf-8 -*- -# Copyright 2017 New Vector Ltd +# Copyright 2017-2018 New Vector Ltd +# 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.