extract server ip from ifconfig output

diff --git a/config.pl b/config.pl
index e391477..0fde565 100644 (file)
--- a/config.pl
+++ b/config.pl
@@ -2,6 +2,9 @@
 $server_ip = '10.0.0.100';
 #$server_ip = '172.25.25.1';
 
+$server_ip = `/sbin/ifconfig`;
+$server_ip =~ s/^.+?addr:([\d\.]+).*$/$1/gs;
+
 $next_file = 'tinycore/tftp.gpxe';
 $next_file = "http://$server_ip/pxelator/tinycore/http.gpxe";