diff --git a/synapse/api/auth.py b/synapse/api/auth.py
index 5bbbe8e2e7..8d2aa5870a 100644
--- a/synapse/api/auth.py
+++ b/synapse/api/auth.py
@@ -25,7 +25,7 @@ from twisted.internet import defer
import synapse.types
from synapse import event_auth
from synapse.api.constants import EventTypes, JoinRules, Membership
-from synapse.api.errors import AuthError, Codes
+from synapse.api.errors import AuthError, Codes, ResourceLimitError
from synapse.types import UserID
from synapse.util.caches import CACHE_SIZE_FACTOR, register_cache
from synapse.util.caches.lrucache import LruCache
@@ -211,9 +211,9 @@ class Auth(object):
user_agent = request.requestHeaders.getRawHeaders(
b"User-Agent",
default=[b""]
- )[0]
+ )[0].decode('ascii', 'surrogateescape')
if user and access_token and ip_addr:
- self.store.insert_client_ip(
+ yield self.store.insert_client_ip(
user_id=user.to_string(),
access_token=access_token,
ip=ip_addr,
@@ -682,7 +682,7 @@ class Auth(object):
Returns:
bool: False if no access_token was given, True otherwise.
"""
- query_params = request.args.get("access_token")
+ query_params = request.args.get(b"access_token")
auth_headers = request.requestHeaders.getRawHeaders(b"Authorization")
return bool(query_params) or bool(auth_headers)
@@ -698,7 +698,7 @@ class Auth(object):
401 since some of the old clients depended on auth errors returning
403.
Returns:
- str: The access_token
+ unicode: The access_token
Raises:
AuthError: If there isn't an access_token in the request.
"""
@@ -720,9 +720,9 @@ class Auth(object):
"Too many Authorization headers.",
errcode=Codes.MISSING_TOKEN,
)
- parts = auth_headers[0].split(" ")
- if parts[0] == "Bearer" and len(parts) == 2:
- return parts[1]
+ parts = auth_headers[0].split(b" ")
+ if parts[0] == b"Bearer" and len(parts) == 2:
+ return parts[1].decode('ascii')
else:
raise AuthError(
token_not_found_http_status,
@@ -738,7 +738,7 @@ class Auth(object):
errcode=Codes.MISSING_TOKEN
)
- return query_params[0]
+ return query_params[0].decode('ascii')
@defer.inlineCallbacks
def check_in_room_or_world_readable(self, room_id, user_id):
@@ -773,3 +773,46 @@ class Auth(object):
raise AuthError(
403, "Guest access not allowed", errcode=Codes.GUEST_ACCESS_FORBIDDEN
)
+
+ @defer.inlineCallbacks
+ def check_auth_blocking(self, user_id=None):
+ """Checks if the user should be rejected for some external reason,
+ such as monthly active user limiting or global disable flag
+
+ Args:
+ user_id(str|None): If present, checks for presence against existing
+ MAU cohort
+ """
+
+ # Never fail an auth check for the server notices users
+ # This can be a problem where event creation is prohibited due to blocking
+ if user_id == self.hs.config.server_notices_mxid:
+ return
+
+ if self.hs.config.hs_disabled:
+ raise ResourceLimitError(
+ 403, self.hs.config.hs_disabled_message,
+ errcode=Codes.RESOURCE_LIMIT_EXCEEDED,
+ admin_uri=self.hs.config.admin_uri,
+ limit_type=self.hs.config.hs_disabled_limit_type
+ )
+ if self.hs.config.limit_usage_by_mau is True:
+ # If the user is already part of the MAU cohort or a trial user
+ if user_id:
+ timestamp = yield self.store.user_last_seen_monthly_active(user_id)
+ if timestamp:
+ return
+
+ is_trial = yield self.store.is_trial_user(user_id)
+ if is_trial:
+ return
+ # Else if there is no room in the MAU bucket, bail
+ current_mau = yield self.store.get_monthly_active_count()
+ if current_mau >= self.hs.config.max_mau_value:
+ raise ResourceLimitError(
+ 403, "Monthly Active User Limit Exceeded",
+
+ admin_uri=self.hs.config.admin_uri,
+ errcode=Codes.RESOURCE_LIMIT_EXCEEDED,
+ limit_type="monthly_active_user"
+ )
diff --git a/synapse/api/constants.py b/synapse/api/constants.py
index 4df930c8d1..c2630c4c64 100644
--- a/synapse/api/constants.py
+++ b/synapse/api/constants.py
@@ -1,6 +1,7 @@
# -*- coding: utf-8 -*-
# Copyright 2014-2016 OpenMarket Ltd
# Copyright 2017 Vector Creations 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.
@@ -77,6 +78,7 @@ class EventTypes(object):
Name = "m.room.name"
ServerACL = "m.room.server_acl"
+ Pinned = "m.room.pinned_events"
class RejectedReason(object):
@@ -94,3 +96,19 @@ class RoomCreationPreset(object):
class ThirdPartyEntityKind(object):
USER = "user"
LOCATION = "location"
+
+
+class RoomVersions(object):
+ V1 = "1"
+ VDH_TEST = "vdh-test-version"
+
+
+# the version we will give rooms which are created on this server
+DEFAULT_ROOM_VERSION = RoomVersions.V1
+
+# vdh-test-version is a placeholder to get room versioning support working and tested
+# until we have a working v2.
+KNOWN_ROOM_VERSIONS = {RoomVersions.V1, RoomVersions.VDH_TEST}
+
+ServerNoticeMsgType = "m.server_notice"
+ServerNoticeLimitReached = "m.server_notice.usage_limit_reached"
diff --git a/synapse/api/errors.py b/synapse/api/errors.py
index d37bcb4082..3002c95dd1 100644
--- a/synapse/api/errors.py
+++ b/synapse/api/errors.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.
@@ -55,7 +56,9 @@ class Codes(object):
SERVER_NOT_TRUSTED = "M_SERVER_NOT_TRUSTED"
CONSENT_NOT_GIVEN = "M_CONSENT_NOT_GIVEN"
CANNOT_LEAVE_SERVER_NOTICE_ROOM = "M_CANNOT_LEAVE_SERVER_NOTICE_ROOM"
- MAU_LIMIT_EXCEEDED = "M_MAU_LIMIT_EXCEEDED"
+ RESOURCE_LIMIT_EXCEEDED = "M_RESOURCE_LIMIT_EXCEEDED"
+ UNSUPPORTED_ROOM_VERSION = "M_UNSUPPORTED_ROOM_VERSION"
+ INCOMPATIBLE_ROOM_VERSION = "M_INCOMPATIBLE_ROOM_VERSION"
WRONG_ROOM_KEYS_VERSION = "M_WRONG_ROOM_KEYS_VERSION"
@@ -229,6 +232,30 @@ class AuthError(SynapseError):
super(AuthError, self).__init__(*args, **kwargs)
+class ResourceLimitError(SynapseError):
+ """
+ Any error raised when there is a problem with resource usage.
+ For instance, the monthly active user limit for the server has been exceeded
+ """
+ def __init__(
+ self, code, msg,
+ errcode=Codes.RESOURCE_LIMIT_EXCEEDED,
+ admin_uri=None,
+ limit_type=None,
+ ):
+ self.admin_uri = admin_uri
+ self.limit_type = limit_type
+ super(ResourceLimitError, self).__init__(code, msg, errcode=errcode)
+
+ def error_dict(self):
+ return cs_error(
+ self.msg,
+ self.errcode,
+ admin_uri=self.admin_uri,
+ limit_type=self.limit_type
+ )
+
+
class EventSizeError(SynapseError):
"""An error raised when an event is too big."""
@@ -299,11 +326,24 @@ class RoomKeysVersionError(SynapseError):
)
self.current_version = current_version
+class IncompatibleRoomVersionError(SynapseError):
+ """A server is trying to join a room whose version it does not support."""
+
+ def __init__(self, room_version):
+ super(IncompatibleRoomVersionError, self).__init__(
+ code=400,
+ msg="Your homeserver does not support the features required to "
+ "join this room",
+ errcode=Codes.INCOMPATIBLE_ROOM_VERSION,
+ )
+
+ self._room_version = room_version
+
def error_dict(self):
return cs_error(
self.msg,
self.errcode,
- current_version=self.current_version,
+ room_version=self.current_version,
)
diff --git a/synapse/api/ratelimiting.py b/synapse/api/ratelimiting.py
index 06cc8d90b8..3bb5b3da37 100644
--- a/synapse/api/ratelimiting.py
+++ b/synapse/api/ratelimiting.py
@@ -72,7 +72,7 @@ class Ratelimiter(object):
return allowed, time_allowed
def prune_message_counts(self, time_now_s):
- for user_id in self.message_counts.keys():
+ for user_id in list(self.message_counts.keys()):
message_count, time_start, msg_rate_hz = (
self.message_counts[user_id]
)
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