#!/bin/sh

# 5_configure
#
# Configures TightVNC for either, launching at boot-time (with Java client) 
# or via inetd (without Java client). 
#
# Lytle David Smith
# http://david.computerlandinc.com

echo "This procedure does not allow inetd launching of VNC to co-exist"
echo "with the VNC Java client."
echo "\nWhich is more important to you, inetd or the Java client [i/j/Q to quit]? \c"
read confirm junk

case ${confirm} in

	i|I)
		echo "\nDisabling any running VNC servers (may require manual reboot) ... \c"
		/etc/init.d/vncserver stop >/dev/null 2>&1
		echo "Done."

		echo "Removing files/directories not required by inetd installation ... \c"
		rm -r /.vnc >/dev/null 2>&1
		rm -r /etc/rc2.d/S99vncserver >/dev/null 2>&1
		echo "Done."

		echo "Modifying /etc/services ... \c"
		(
			echo "g/^vnc/d"
			echo "$"
			echo "a"
			echo "vnc\t5901/tcp"
			echo "."
			echo "w"
			echo "q"
		) | ed -s /etc/services >/dev/null 2>&1
		echo "Done."

		echo "Modifying /etc/inetd.conf ... \c"
		(
			echo "g/^vnc/d"
			echo "$"
			echo "a"
			echo "vnc\tstream\ttcp\tnowait\tNOLUID\t/usr/local/bin/Xvnc Xvnc -inetd -query scosysv -once -geometry 1024x768 -depth 16"
			echo "."
			echo "w"
			echo "q"
		) | ed -s /etc/inetd.conf >/dev/null 2>&1
		echo "Done."

		echo "Disable GUI on console [y/N]? \c"
		read confirm junk
		if [ "${confirm}" = "y" -o "${confirm}" = "Y" ]
		then
			echo "Disabling console GUI ... \c"
			scologin disable >/dev/null 2>&1
			(
				echo "g/^:0/s/^/#/"
				echo "w"
				echo "q"
			) | ed -s /usr/lib/X11/scologin/Xservers >/dev/null 2>&1
			echo "Done."
		fi

		echo "Forcing inetd to re-read /etc/inetd.conf ... \c"
		kill -1 `cat /etc/inetd.pid`
		echo "Done."

		echo "Enabling GUI environment ... \c"
		scologin enable >/dev/null 2>&1
		echo "Done."
		;;

	j|J)
		echo "\nModifying /etc/services to disable vnc ... \c"
		(
			echo "g/^vnc/d"
			echo "w"
			echo "q"
		) | ed -s /etc/services >/dev/null 2>&1
		echo "Done."

		echo "Modifying /etc/inetd.conf to disable vnc ... \c"
		(
			echo "g/^vnc/d"
			echo "w"
			echo "q"
		) | ed -s /etc/inetd.conf >/dev/null 2>&1
		echo "Done."

		echo "Recreating /.vnc directory ... \c"
		rm -r /.vnc >/dev/null 2>&1
		mkdir /.vnc
		(
			echo "PATH=$PATH:/usr/bin/X11 ; export PATH"
			echo "[ -f $HOME/.Xresources ] && xrdb $HOME/.Xresources"
			echo "scosession &"
		) | cat - >/.vnc/xstartup
		chmod 755 /.vnc/xstartup
		echo "Done."

		echo "\nPlease enter the password to be used to connect to VNC --"
		/usr/local/bin/vncpasswd

		echo "\nCreating /etc/rc2.d/S99vncserver script ... \c"
		rm /etc/rc2.d/S99vncserver >/dev/null 2>&1
		(
			echo ":"
			echo "HOME=/"
			echo "export HOME"
			echo "\nrm -r /tmp/.X11-unix >/dev/null 2>&1"
			echo "\n/etc/init.d/vncserver start"
		) | cat - >/etc/rc2.d/S99vncserver
		chmod 755 /etc/rc2.d/S99vncserver
		echo "Done."

		;;

esac