#!/bin/sh
#
# (C) Daniel Sundberg 2000
# This is free software and you may do whatever 
# you want to with this according to the GPL.
#
# This program requires nmblookup, findsmb, 
# grep, cut & sh.
#
# Gets your masterbrowser in workgroup $1.
#
if [ -z "$1" ]; then
    echo "Usage: fetch_master_browser [WORKGROUP]"
else 
    nmb_result=$(nmblookup -M "$1")
    ip_addr_row=$(echo "$nmb_result" | grep "<1d>")
    if [ -n "$ip_addr_row" ]; then
	ip_addr=$(echo "$ip_addr_row" | cut -d ' ' -f 1)
	if [ -n "$ip_addr" ]; then
	    fsmb_out=$(findsmb $ip_addr)
	    if [ -n "$fsmb_out" ]; then
		grep_out=$(echo "$fsmb_out" | grep [+*])
                if [ -n "$grep_out" ];then
		    echo "$grep_out" | cut -b 17-30
		else 
		    echo "Netbios name for $ip_addr not found"
		fi
	    else
		echo "Netbios name for $ip_addr not found"
	    fi
	else
	    echo "Could parse master browser ip"
	fi
    else 
	echo "Masterbrowser ip not found"
    fi
fi