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Maximum connections for websockets listener (#271)

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Check current number of connections before accepting new websockets clients.

Signed-off-by: tucic <tucic.milan@gmail.com>
This commit is contained in:
tucic 2016-09-29 19:51:31 +02:00 committed by Roger Light
parent 762126064c
commit f272e2e047
1 changed files with 10 additions and 1 deletions
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11
src/websockets.c
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@ -193,7 +193,10 @@ static int callback_mqtt(struct libwebsocket_context *context,
}
}
}
if(!mosq->listener){
_mosquitto_free(mosq);
return -1;
}
#if !defined(LWS_LIBRARY_VERSION_NUMBER)
mosq->ws_context = context;
#endif
@ -209,6 +212,12 @@ static int callback_mqtt(struct libwebsocket_context *context,
u->mosq = NULL;
return -1;
}
if(mosq->listener->max_connections > 0 && mosq->listener->client_count > mosq->listener->max_connections){
_mosquitto_log_printf(NULL, MOSQ_LOG_NOTICE, "Client connection from %s denied: max_connections exceeded.", mosq->address);
_mosquitto_free(mosq);
u->mosq = NULL;
return -1;
}
break;
case LWS_CALLBACK_CLOSED: