#! /bin/bash
# This is the cluster startup scripts installation program
# for Debian Potato

INITSCRIPT_DIR=`pwd`/debian-init-scripts
INSTALL=/usr/bin/install

if [ -d /etc/network ]; then
	if [ ! -d /cluster/{nodenum}/etc/network ];then 
		mkdir -p /cluster/{nodenum}/etc
		mv /etc/network /cluster/{nodenum}/etc/network
		ln -s /cluster/{nodenum}/etc/network /etc/network
	fi 
	echo " "
	echo "For each node in the cluster "
	echo " eg: cp -a /cluster/{nodenum}/etc/network /cluster/nodenum1/etc/network => for node 1 "
	echo " "
	read junk

fi
if [ -d /var/run ]; then
	if [ ! -d /cluster/{nodenum}/var/run ]; then 
		mkdir -p /cluster/{nodenum}/var/
		mv /var/run /cluster/{nodenum}/var/run
		ln -s /cluster/{nodenum}/var/run  /var/run 
	fi
	echo " "
	echo "For each node in the cluster "
	echo " eg: cp -a /cluster/{nodenum}/var/run /cluster/nodenum1/var/run => for node 1 "
	echo " "
	read junk

fi
if [ -d /var/lock ]; then
	if [ ! -d /cluster/{nodenum}/var/lock ]; then 
		mkdir -p /cluster/{nodenum}/var/
		mv /var/lock /cluster/{nodenum}/var/lock
		ln -s /cluster/{nodenum}/var/lock  /var/lock
	fi
	echo " "
	echo "For each node in the cluster "
	echo " eg: cp -a /cluster/{nodenum}/var/lock /cluster/nodenum1/var/lock => for node 1 "
	echo " "
	read junk

fi
if [ -d /var/log ]; then
	if [ ! -d /cluster/{nodenum}/var/log ]; then 
		mkdir -p /cluster/{nodenum}/var/
		mv /var/log /cluster/{nodenum}/var/log
		ln -s /cluster/{nodenum}/var/log  /var/log
	fi
	echo " "
	echo "For each node in the cluster "
	echo " eg: cp -a /cluster/{nodenum}/var/log /cluster/nodenum1/var/log => for node 1 "
	echo " "
	read junk

fi

#Create the cluster hostname file.
echo -n "Enter the cluster hostname: "
read clustername
# Create the new file with the same permission
cp -d /etc/hostname /etc/clustername
echo $clustername >/etc/clustername

#Create nodename file. 
echo "Creating nodename file "
cp -d /etc/hostname /cluster/{nodenum}/etc/nodename
ln -s /cluster/{nodenum}/etc/nodename /etc/nodename
echo " "
echo "For each node in the cluster "
echo " eg: cp -a /cluster/{nodenum}/etc/nodename /cluster/nodenum1/etc/nodename => for node 1 "
echo " "
read junk


# Take a backup so that cluster uninstall can copy the old one back
if [ -f /etc/init.d/hostname.sh ]; then 
	cp /etc/init.d/hostname.sh /etc/init.d/hostname.sh.old
	$INSTALL -o root -g  root -m 755 $INITSCRIPT_DIR/hostname.sh /etc/init.d/hostname.sh

fi
	
#Install  Cluster run level script and files
$INSTALL -o root -g  root -m 755 $INITSCRIPT_DIR/rcSSI  /etc/init.d/rcSSI

$INSTALL -o root -g  root -m 755 -d  /etc/rcSSI.d

# Now installing the symbolic links and cluster modified files

cp -d /etc/rcS.d/*  /etc/rcSSI.d/ 

# remove cluster specific files 
rm -f /etc/rcSSI.d/S10checkroot.sh
rm -f /etc/rcSSI.d/S35mountall.sh
rm -f /etc/rcSSI.d/S30checkfs.sh 

# Install the new modified files 
$INSTALL -o root -g  root -m 755 $INITSCRIPT_DIR/S10checkroot.sh  /etc/rcSSI.d/S10checkroot.sh
$INSTALL -o root -g  root -m 755 $INITSCRIPT_DIR/S35mountall.sh  /etc/rcSSI.d/S35mountall.sh

# Create additional links 
ln -s /etc/init.d/rmnologin /etc/rcSSI.d/S99rmnologin