From owner-freebsd-hackers  Sat Feb  3 15:33:09 1996
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To: Kim Culhan <kimc@w8hd.org>
cc: hackers@freebsd.org
Subject: Re: sup is broken? 
In-reply-to: Your message of "Sat, 03 Feb 1996 13:09:53 EST."
             <Pine.BSF.3.91.960203125915.304F-100000@moonpie.w8hd.org> 
Date: Sat, 03 Feb 1996 15:32:48 -0800
Message-ID: <26932.823390368@time.cdrom.com>
From: "Jordan K. Hubbard" <jkh@time.cdrom.com>
Sender: owner-hackers@freebsd.org
Precedence: bulk

> I think I looked everywhere for a list of alternate servers but could
> not find it.

% cat > hosts <<EOF
#!/bin/sh

usage()
{
	echo "Usage: $0 [-q] domain|top [server-type]"
	exit 1
}

if [ $# -lt 1 ]; then
	usage
fi

if [ "$1" = "-q" ]; then
	quiet=YES
	shift
else
	quiet=NO
fi

if [ $# -lt 1 ]; then
	usage
elif [ $# -lt 2 ]; then
	target=ftp
else
	target=$2
fi

if [ "$1" != "top" ]; then
	domain=$1.freebsd.org
else
	domain=freebsd.org
fi

if [ "$quiet" != "YES" ]; then
	echo Looking for $target servers in the $domain domain.
fi

# First look for the `base' server.  If it doesn't exist, it's pretty much
# assured that there won't be any others.
if host $target.$domain > /dev/null 2>&1 ; then
	echo $target.$domain
	next=2
	while [ $next -ne 0 ]; do
		if host $target$next.$domain > /dev/null 2>&1 ; then
			echo $target$next.$domain
			next=`expr $next + 1`
		else
			success=NO
			next=0
		fi
	done
fi
exit 0
EOF

% chmod 755 hosts
% ./hosts top sup
Looking for sup servers in the freebsd.org domain.
sup.freebsd.org
sup2.freebsd.org
sup3.freebsd.org
sup4.freebsd.org

					Jordan