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rate limiting for message sending
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parent
0a1260b03a
commit
780548b577
@ -12,10 +12,10 @@ class RatelimitConfig(Config):
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super(RatelimitConfig, cls).add_arguments(parser)
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rc_group = parser.add_argument_group("ratelimiting")
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rc_group.add_argument(
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"--rc-messages-per-second", type=float, default=0.2
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"--rc-messages-per-second", type=float, default=0.2,
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help="number of messages a client can send per second"
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)
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rc_group.add_argument(
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"--rc_messsage_burst_count", type=float, default=10
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"--rc-message-burst-count", type=float, default=10,
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help="number of message a client can send before being throttled"
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)
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@ -35,12 +35,12 @@ class BaseHandler(object):
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allowed, time_allowed = self.ratelimiter.send_message(
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user_id, time_now,
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msg_rate_hz=self.hs.config.rc_messages_per_second,
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burst_count=self.hs.config.rc_messsage_burst_count,
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burst_count=self.hs.config.rc_message_burst_count,
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)
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if not allowed:
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raise cs_error(
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"Limit exceeded",
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Codes.M_LIMIT_EXCEEDED,
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Codes.LIMIT_EXCEEDED,
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retry_after_ms=1000*(time_allowed - time_now),
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)
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@ -76,6 +76,8 @@ class MessageHandler(BaseRoomHandler):
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Raises:
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SynapseError if something went wrong.
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"""
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self.ratelimit(event.user_id)
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# TODO(paul): Why does 'event' not have a 'user' object?
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user = self.hs.parse_userid(event.user_id)
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assert user.is_mine, "User must be our own: %s" % (user,)
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@ -49,6 +49,7 @@ class RoomCreationHandler(BaseRoomHandler):
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SynapseError if the room ID was taken, couldn't be stored, or
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something went horribly wrong.
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"""
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self.ratelimit(user_id)
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if "room_alias_name" in config:
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room_alias = RoomAlias.create_local(
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