Reload Subnets when getting a HUP signal and StrictSubnets is used.

src/net.c

@@ -489,6 +489,31 @@ int main_loop(void) {
 
 			last_config_check = now;
 
+			/* If StrictSubnet is set, expire deleted Subnets and read new ones in */
+
+			if(strictsubnets) {
+				subnet_t *subnet;
+
+				for(node = subnet_tree->head; node; node = node->next) {
+					subnet = node->data;
+					subnet->expires = 1;
+				}
+
+				load_all_subnets();
+
+				for(node = subnet_tree->head; node; node = next) {
+					next = node->next;
+					subnet = node->data;
+					if(subnet->expires == 1) {
+						send_del_subnet(broadcast, subnet);
+						subnet_del(subnet->owner, subnet);
+					} else if(subnet->expires == -1) {
+						send_add_subnet(broadcast, subnet);
+						subnet->expires = 0;
+					}
+				}
+			}
+
 			/* Try to make outgoing connections */
 			
 			try_outgoing_connections();