xcat-core/xCAT-genesis-scripts/usr/bin/updateflag.awk

#!/usr/bin/awk -f
# IBM(c) 2007 EPL license http://www.eclipse.org/legal/epl-v10.html

BEGIN {
    xcatdhost = ARGV[1]
    xcatdport = ARGV[2]
    flag = ARGV[3]
    
	if (!flag) flag = "next"

	ns = "/inet/tcp/0/" ARGV[1] "/" xcatdport

	while(1) {
		if((ns |& getline) > 0)
			print $0 | "logger -t xcat -p local4.info"
        else {
            print "Retrying flag update" | "logger -t xcat -p local4.info"
            close(ns)
            system("sleep 10")
        }

		if($0 == "ready")
			print flag |& ns
		if($0 == "done")
			break
	}

	close(ns)

	exit 0
}