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Merge remote-tracking branch 'origin/erikj/as_mau_block' into develop
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commit
a7a913918c
1
changelog.d/8962.bugfix
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1
changelog.d/8962.bugfix
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@ -0,0 +1 @@
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Fix bug where application services couldn't register new ghost users if the server had reached its MAU limit.
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@ -36,6 +36,7 @@ class AuthBlocking:
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self._limit_usage_by_mau = hs.config.limit_usage_by_mau
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self._limit_usage_by_mau = hs.config.limit_usage_by_mau
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self._mau_limits_reserved_threepids = hs.config.mau_limits_reserved_threepids
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self._mau_limits_reserved_threepids = hs.config.mau_limits_reserved_threepids
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self._server_name = hs.hostname
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self._server_name = hs.hostname
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self._track_appservice_user_ips = hs.config.appservice.track_appservice_user_ips
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async def check_auth_blocking(
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async def check_auth_blocking(
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self,
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self,
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@ -76,6 +77,12 @@ class AuthBlocking:
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# We never block the server from doing actions on behalf of
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# We never block the server from doing actions on behalf of
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# users.
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# users.
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return
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return
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elif requester.app_service and not self._track_appservice_user_ips:
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# If we're authenticated as an appservice then we only block
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# auth if `track_appservice_user_ips` is set, as that option
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# implicitly means that application services are part of MAU
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# limits.
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return
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# Never fail an auth check for the server notices users or support user
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# Never fail an auth check for the server notices users or support user
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# This can be a problem where event creation is prohibited due to blocking
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# This can be a problem where event creation is prohibited due to blocking
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@ -738,6 +738,7 @@ class AuthHandler(BaseHandler):
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device_id: Optional[str],
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device_id: Optional[str],
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valid_until_ms: Optional[int],
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valid_until_ms: Optional[int],
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puppets_user_id: Optional[str] = None,
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puppets_user_id: Optional[str] = None,
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is_appservice_ghost: bool = False,
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) -> str:
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) -> str:
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"""
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"""
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Creates a new access token for the user with the given user ID.
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Creates a new access token for the user with the given user ID.
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@ -754,6 +755,7 @@ class AuthHandler(BaseHandler):
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we should always have a device ID)
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we should always have a device ID)
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valid_until_ms: when the token is valid until. None for
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valid_until_ms: when the token is valid until. None for
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no expiry.
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no expiry.
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is_appservice_ghost: Whether the user is an application ghost user
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Returns:
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Returns:
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The access token for the user's session.
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The access token for the user's session.
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Raises:
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Raises:
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@ -774,7 +776,11 @@ class AuthHandler(BaseHandler):
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"Logging in user %s on device %s%s", user_id, device_id, fmt_expiry
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"Logging in user %s on device %s%s", user_id, device_id, fmt_expiry
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)
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)
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await self.auth.check_auth_blocking(user_id)
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if (
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not is_appservice_ghost
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or self.hs.config.appservice.track_appservice_user_ips
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):
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await self.auth.check_auth_blocking(user_id)
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access_token = self.macaroon_gen.generate_access_token(user_id)
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access_token = self.macaroon_gen.generate_access_token(user_id)
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await self.store.add_access_token_to_user(
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await self.store.add_access_token_to_user(
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@ -630,6 +630,7 @@ class RegistrationHandler(BaseHandler):
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device_id: Optional[str],
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device_id: Optional[str],
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initial_display_name: Optional[str],
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initial_display_name: Optional[str],
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is_guest: bool = False,
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is_guest: bool = False,
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is_appservice_ghost: bool = False,
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) -> Tuple[str, str]:
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) -> Tuple[str, str]:
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"""Register a device for a user and generate an access token.
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"""Register a device for a user and generate an access token.
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@ -651,6 +652,7 @@ class RegistrationHandler(BaseHandler):
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device_id=device_id,
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device_id=device_id,
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initial_display_name=initial_display_name,
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initial_display_name=initial_display_name,
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is_guest=is_guest,
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is_guest=is_guest,
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is_appservice_ghost=is_appservice_ghost,
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)
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)
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return r["device_id"], r["access_token"]
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return r["device_id"], r["access_token"]
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@ -672,7 +674,10 @@ class RegistrationHandler(BaseHandler):
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)
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)
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else:
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else:
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access_token = await self._auth_handler.get_access_token_for_user_id(
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access_token = await self._auth_handler.get_access_token_for_user_id(
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user_id, device_id=registered_device_id, valid_until_ms=valid_until_ms
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user_id,
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device_id=registered_device_id,
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valid_until_ms=valid_until_ms,
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is_appservice_ghost=is_appservice_ghost,
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)
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)
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return (registered_device_id, access_token)
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return (registered_device_id, access_token)
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@ -36,7 +36,9 @@ class RegisterDeviceReplicationServlet(ReplicationEndpoint):
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self.registration_handler = hs.get_registration_handler()
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self.registration_handler = hs.get_registration_handler()
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@staticmethod
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@staticmethod
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async def _serialize_payload(user_id, device_id, initial_display_name, is_guest):
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async def _serialize_payload(
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user_id, device_id, initial_display_name, is_guest, is_appservice_ghost
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):
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"""
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"""
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Args:
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Args:
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device_id (str|None): Device ID to use, if None a new one is
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device_id (str|None): Device ID to use, if None a new one is
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@ -48,6 +50,7 @@ class RegisterDeviceReplicationServlet(ReplicationEndpoint):
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"device_id": device_id,
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"device_id": device_id,
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"initial_display_name": initial_display_name,
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"initial_display_name": initial_display_name,
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"is_guest": is_guest,
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"is_guest": is_guest,
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"is_appservice_ghost": is_appservice_ghost,
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}
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}
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async def _handle_request(self, request, user_id):
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async def _handle_request(self, request, user_id):
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@ -56,9 +59,14 @@ class RegisterDeviceReplicationServlet(ReplicationEndpoint):
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device_id = content["device_id"]
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device_id = content["device_id"]
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initial_display_name = content["initial_display_name"]
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initial_display_name = content["initial_display_name"]
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is_guest = content["is_guest"]
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is_guest = content["is_guest"]
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is_appservice_ghost = content["is_appservice_ghost"]
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device_id, access_token = await self.registration_handler.register_device(
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device_id, access_token = await self.registration_handler.register_device(
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user_id, device_id, initial_display_name, is_guest
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user_id,
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device_id,
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initial_display_name,
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is_guest,
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is_appservice_ghost=is_appservice_ghost,
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)
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)
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return 200, {"device_id": device_id, "access_token": access_token}
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return 200, {"device_id": device_id, "access_token": access_token}
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@ -655,9 +655,13 @@ class RegisterRestServlet(RestServlet):
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user_id = await self.registration_handler.appservice_register(
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user_id = await self.registration_handler.appservice_register(
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username, as_token
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username, as_token
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)
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)
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return await self._create_registration_details(user_id, body)
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return await self._create_registration_details(
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user_id, body, is_appservice_ghost=True,
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)
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async def _create_registration_details(self, user_id, params):
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async def _create_registration_details(
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self, user_id, params, is_appservice_ghost=False
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):
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"""Complete registration of newly-registered user
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"""Complete registration of newly-registered user
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Allocates device_id if one was not given; also creates access_token.
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Allocates device_id if one was not given; also creates access_token.
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@ -674,7 +678,11 @@ class RegisterRestServlet(RestServlet):
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device_id = params.get("device_id")
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device_id = params.get("device_id")
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initial_display_name = params.get("initial_device_display_name")
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initial_display_name = params.get("initial_device_display_name")
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device_id, access_token = await self.registration_handler.register_device(
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device_id, access_token = await self.registration_handler.register_device(
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user_id, device_id, initial_display_name, is_guest=False
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user_id,
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device_id,
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initial_display_name,
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is_guest=False,
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is_appservice_ghost=is_appservice_ghost,
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)
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)
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result.update({"access_token": access_token, "device_id": device_id})
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result.update({"access_token": access_token, "device_id": device_id})
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@ -19,6 +19,7 @@ import json
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from synapse.api.constants import LoginType
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from synapse.api.constants import LoginType
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from synapse.api.errors import Codes, HttpResponseException, SynapseError
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from synapse.api.errors import Codes, HttpResponseException, SynapseError
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from synapse.appservice import ApplicationService
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from synapse.rest.client.v2_alpha import register, sync
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from synapse.rest.client.v2_alpha import register, sync
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from tests import unittest
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from tests import unittest
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@ -75,6 +76,45 @@ class TestMauLimit(unittest.HomeserverTestCase):
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self.assertEqual(e.code, 403)
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self.assertEqual(e.code, 403)
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self.assertEqual(e.errcode, Codes.RESOURCE_LIMIT_EXCEEDED)
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self.assertEqual(e.errcode, Codes.RESOURCE_LIMIT_EXCEEDED)
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def test_as_ignores_mau(self):
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"""Test that application services can still create users when the MAU
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limit has been reached. This only works when application service
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user ip tracking is disabled.
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"""
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# Create and sync so that the MAU counts get updated
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token1 = self.create_user("kermit1")
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self.do_sync_for_user(token1)
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token2 = self.create_user("kermit2")
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self.do_sync_for_user(token2)
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# check we're testing what we think we are: there should be two active users
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self.assertEqual(self.get_success(self.store.get_monthly_active_count()), 2)
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# We've created and activated two users, we shouldn't be able to
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# register new users
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with self.assertRaises(SynapseError) as cm:
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self.create_user("kermit3")
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e = cm.exception
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self.assertEqual(e.code, 403)
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self.assertEqual(e.errcode, Codes.RESOURCE_LIMIT_EXCEEDED)
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# Cheekily add an application service that we use to register a new user
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# with.
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as_token = "foobartoken"
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self.store.services_cache.append(
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ApplicationService(
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token=as_token,
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hostname=self.hs.hostname,
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id="SomeASID",
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sender="@as_sender:test",
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namespaces={"users": [{"regex": "@as_*", "exclusive": True}]},
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)
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)
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self.create_user("as_kermit4", token=as_token)
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def test_allowed_after_a_month_mau(self):
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def test_allowed_after_a_month_mau(self):
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# Create and sync so that the MAU counts get updated
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# Create and sync so that the MAU counts get updated
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token1 = self.create_user("kermit1")
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token1 = self.create_user("kermit1")
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@ -192,7 +232,7 @@ class TestMauLimit(unittest.HomeserverTestCase):
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self.reactor.advance(100)
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self.reactor.advance(100)
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self.assertEqual(2, self.successResultOf(count))
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self.assertEqual(2, self.successResultOf(count))
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def create_user(self, localpart):
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def create_user(self, localpart, token=None):
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request_data = json.dumps(
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request_data = json.dumps(
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{
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{
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"username": localpart,
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"username": localpart,
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@ -201,7 +241,9 @@ class TestMauLimit(unittest.HomeserverTestCase):
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}
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}
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)
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)
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channel = self.make_request("POST", "/register", request_data)
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channel = self.make_request(
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"POST", "/register", request_data, access_token=token,
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)
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if channel.code != 200:
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if channel.code != 200:
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raise HttpResponseException(
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raise HttpResponseException(
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