#!/bin/sh
set -x
if [ "$1" = "--esmf" ]
then
	if [ "`uname -n`" = foobar ]
	then
		echo Using zebedee
		zebedee -f /usr/lib/zebedee/vncviewer.zbd esmf.ess.uci.edu:5901
	else
		echo Setting up localhost:3000 for esmf.ess:5901
		# blowfish is faster encryption
		ssh -c blowfish -f -L3000:esmf.ess.uci.edu:5901 esmf.ess.uci.edu \
			sleep 999999
		vncviewer -shared localhost:3000
	fi
elif [ "$1" = "--nsc-1" ]
then
	if [ "`uname -n`" = foobar ]
	then
		echo Using zebedee
		zebedee -f /usr/lib/zebedee/vncviewer.zbd nsc-1.nacs.uci.edu:5900
	else
		echo Setting up localhost:3000 for esmf.ess:590.
		# blowfish is faster encryption
		ssh -c blowfish -f -L4000:nsc-1.nacs.uci.edu:5900 \
			nsc-1.nacs.uci.edu sleep 999999
		vncviewer -shared localhost:4000
	fi
elif [ "$1" = "--dcs" ]
then
	# the VNC that ships with RHEL 3 for opteron is not particularly
	# stable.  However, the 32 bit VNC I got from RealVNC works well.
	# It lives in /usr/local/bin on dcs.nac.
	PATH=/usr/local/bin:$PATH
	export PATH
	if [ 1 = 1 ]
	then
		# foobar is my home machine.  It's on a lower bandwidth link, and
		# zebedee gives better compression.  Also, my linksys DSL router is
		# broken; it won't allow ssh between two linux hosts.
		echo Using zebedee
		if [ -f $HOME/lib/vncviewer.zbd ]
		then
			zebedee -f $HOME/lib/vncviewer.zbd dcs.nac.uci.edu:5901
		else
			zebedee -f /usr/lib/zebedee/vncviewer.zbd dcs.nac.uci.edu:5901
		fi
	else
		echo Setting up localhost:3001 for dcs.nac:5901
		# blowfish is faster encryption
		ssh -c blowfish -f -L3001:dcs.nac.uci.edu:5901 dcs.nac.uci.edu \
			sleep 999999
		vncviewer -shared localhost:3001
	fi
elif [ "$1" = "--home" ]
then
	if [ 1 = 1 ]
	then
		# this is fast, but then I have to open a bunch of ports on my
		# firewalls
		echo Using zebedee
		# zebedee should fire up a vncviewer on the correct port
		# automatically
		if [ -f $HOME/lib/vncviewer.zbd ]
		then
			zebedee -f $HOME/lib/vncviewer.zbd `home-address`:5901
		else
			zebedee -f /usr/lib/zebedee/vncviewer.zbd `home-address`:5901
		fi
	else
		echo Setting up localhost:3002 for `home-address`:5901 using ssh
		# last time I tried this, it wasn't working.  Zebedee is very
		# nice though, even over this slow link.  It's not full color
		# though
		# blowfish is faster encryption.
		#ssh -c blowfish -f -L3002:root@`home-address`:5901 root@`home-address` \
		#	sleep 999999
		#vncviewer -shared localhost:3002
		ssh -v -c blowfish -f -L3002:root@`home-address`:5901 root@`home-address` \
			sleep 999999
		vncviewer -shared localhost:3002
	fi
elif [ "$1" = "--server" ]
then
	 zebedee -s -f $HOME/lib/vncserver.zbd
else
	echo Usage: $0 '[--esmf|--dcs|--server]' 1>&2
	echo The --server option is only required for zebedee
	exit 1
fi