#!/bin/sh
# version 1.6.2

#[ "$1" == "-n" ] && { echo "Usage: $0 <Login> <Group> "
#		exit 1 ; }
#[ "o$#" != "o3" ] && { echo "Usage: $0 [-n <Login> <Group> <Nom Prenom> ] "
#	exit 1 ; }

LOGIN=
GROUP=
COMMENT=

CONFFILE="/etc/clusterserver.conf"
if  [ ! -f ${CONFFILE} ]; then
        echo "Cant find ${CONFFILE} !"
        exit 1
fi
. ${CONFFILE}
		

PWD=1
echo "-----------------------------------------------------------"
echo "Add New user in NIS environnement on " ${NFSERVER} 
echo "user with an uid > 500 are NIS user"
echo "-----------------------------------------------------------"
while [ -z "$LOGIN" ] ; do
echo -n " Login : "
read LOGIN tmp
done

GROUP=
while [ -z "$GROUP" ]  ; do
	GROUP=users
	echo -n " Group(s) [$GROUP] (ex: pbs,mpi,pvm): "
	
	read GROUP
	[ -z "$GROUP" ] && { GROUP=users
		break ; }
	TEST_GROUP=`cat /etc/group | awk '{print $1}' | grep -w "$GROUP"`
	if [ -z "$TEST_GROUP" ]; then
		groupadd $GROUP 
	fi
done

while [ -z "$COMMENT" ] ; do
echo -n " Comment (ex: James Bond): "
read COMMENT
done

echo ----------------------------------------------------------
echo "Login: $LOGIN"
echo "Group: $GROUP"
echo "Comment: $COMMENT"

HOMEUSER=$HOMENIS/$LOGIN
useradd -c "$COMMENT" -g "$GROUP" $LOGIN -d "$HOMEUSER"

while [ $PWD -eq 1 ] ; do
	echo "passwd $LOGIN:"
	passwd $LOGIN 
	PWD=$?
done

# update nis table
( cd /var/yp ; make )

echo " - Creating ssh key for user $LOGIN"
su $LOGIN -c "mkdir ~/.ssh"
su $LOGIN -c "ssh-keygen -t dsa -f ~/.ssh/id_dsa -N \"\" "
echo " - authorize user to ssh himself"
cat $HOMEUSER/.ssh/id_dsa.pub > $HOMEUSER/.ssh/authorized_keys
echo " - Setting .rhosts file"
echo "${HOSTNAME} $LOGIN" > $HOMEUSER/.rhosts
for i in `cat $NODESFILE` 
do echo "$i        $LOGIN" >> $HOMEUSER/.rhosts
done

cat > $HOMEUSER/.xinitrc <<EOF
xhost +
/usr/X11R6/bin/xsetbg /etc/X11/clic-1024.jpg 
if [ -f /usr/X11R6/bin/wmaker ]; then
	exec wmaker
else
	exec twm
fi
EOF

echo " - Creating ${REP_SAVE}/$LOGIN"
mkdir -p ${REP_SAVE}/$LOGIN
chown -R $LOGIN.$GROUP ${REP_SAVE}/$LOGIN

echo " - Setting permission on file"
chown -R $LOGIN.$GROUP $HOMEUSER/
chmod 644 $HOMEUSER/.rhosts

#End