From e3cea4d8112d6520df10dd3a72c81e7c889d5ecd Mon Sep 17 00:00:00 2001
From: Simon Arlott <sa.me.uk>
Date: Sun, 23 Jul 2017 14:59:22 +0100
Subject: [PATCH] ircd: serv_connect: don't try to connect if that would exceed
 the class limit

---
 ircd/s_serv.c | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/ircd/s_serv.c b/ircd/s_serv.c
index e727bb4d..a0d1b16c 100644
--- a/ircd/s_serv.c
+++ b/ircd/s_serv.c
@@ -1090,6 +1090,16 @@ serv_connect(struct server_conf *server_p, struct Client *by)
 		return 0;
 	}
 
+	if (CurrUsers(server_p->class) >= MaxUsers(server_p->class)) {
+		sendto_realops_snomask(SNO_GENERAL, L_ALL,
+				     "No more connections allowed in class \"%s\" for server %s",
+				     server_p->class->class_name, server_p->name);
+		if(by && IsPerson(by) && !MyClient(by))
+			sendto_one_notice(by, ":No more connections allowed in class \"%s\" for server %s",
+				     server_p->class->class_name, server_p->name);
+		return 0;
+	}
+
 	/* create a socket for the server connection */
 	if(GET_SS_FAMILY(&sa_connect) == AF_UNSPEC)
 	{