#!/sbin/sh
#
#  (C) Copyright Promise Technology, Inc., 1994
# This source file is the property of Promise Technology Inc.
# It may not be copied or distributed in any isomorphic form
# without an appropriate prior licensing arrangement with 
# Promise Technology, Inc.
#
# Shell script to add disks
#
NOBRANDPRODUCTNAME="Caching Controller Driver V1.10"
PROMISEPRODUCTNAME="Promise UNIX Driver V1.10"
PRODUCTDATE=19930510
ADAPTERNAME="DC-200 "
THISPREFIX=P20
NODED=/etc/conf/node.d
MYNAME=hd
TMPFILE=/tmp/tmp$$
TMPFILE2=${TMPFILE}2

mymknode() 
{
if [ $LDRIVE = 0 -o $LDRIVE = 1 ]
then
	return
fi

TMPDIR=/tmp/ptinode$$
rm -r $TMPDIR > /dev/null 2>&1
mkdir $TMPDIR > /dev/null 2>&1
BASEMINOR=`expr ${LDRIVE} \* 16`
PNO=0
MINOR=0
/etc/conf/bin/idmknod -e ${TMPDIR} > /dev/null 2>&1
RVAL=$?
rm -r $TMPDIR > /dev/null 2>&1
if [ $RVAL != 0 ]
then
	echo "Hard disk does not exist, please check it! Bye."
	exit 1
fi

while [ $PNO != 16 ]
do
	if [ $PNO != 7 -a $PNO != 8 -a $PNO != 9 -a $PNO != 14 -a $PNO != 15 ]
	then
		MINOR=`expr $BASEMINOR + $PNO`
		echo "${MYNAME}	rdsk/${LDRIVE}s${PNO}	c	${MINOR}" >> ${NODED}/${MYNAME}
		echo "${MYNAME}	dsk/${LDRIVE}s${PNO}	b	${MINOR}" >> ${NODED}/${MYNAME} 
	fi
	PNO=`expr $PNO + 1`
done
/etc/conf/bin/idmknod > /dev/null 2>&1
rm ${NODED}/${MYNAME} > /dev/null 2>&1
#
# !!!! change group and mode for hard disk slices
#
chgrp sys /dev/rdsk/* /dev/dsk/* > /dev/null 2>&1
chmod 0600 /dev/rdsk/* /dev/dsk/* > /dev/null 2>&1 
}
trap 'trap "" 1 2 3 9 15;
	set +e;
	cd /;
	echo "You have cancelled the $CMD command.  ";
	rm -rf /var/spool/locks/.PTIADD.LOCK;
exit 2' 1 2 3 15

#
# START HERE
#
CMD=$0

echo "\n\nWhich controller will the hard disk be attached to?\n" 
echo " 1. the primary or single controller"
echo " 2. the secondary controller"
echo "\nPlease choose answer(1 or 2)(default=1): \c"
read AAA
if [ "$AAA" = "2" ]
then
	ADAPTER=1
else
	ADAPTER=0
fi


echo "\n\nWhich cable (of this controller) will the hard disk be attached to?\n"
echo " 1. the first or single cable"
echo " 2. the second cable"
echo "\nPlease choose answer(1 or 2)(default=1): \c"
read AAA
if [ "$AAA" = "2" ]
then
	CABLE=1
else
	CABLE=0
fi

echo "\n\nWill the hard disk be the master(single) or slave drive on this cable?\n" 
echo " 1. the master or single hard disk"
echo " 2. the slave hard disk"
echo "\nPlease choose answer(1 or 2)(default=2): \c"
read AAA
if [ "$AAA" = "1" ]
then
	DRIVE=0
else
	DRIVE=1
fi 
LDRIVE=`expr $ADAPTER \* 4 + $CABLE \* 2 + $DRIVE`

#if [ -f /var/spool/locks/.PTIADD.LOCK ]
#then
#	echo "Someone else is runnig the $0 command,"
#	echo "and this command cannot be running concurrently."
#	echo "So, please retry this command at a later time."
#	exit 1
#else
#	>/var/spool/locks/.PTIADD.LOCK
#fi
echo "\nThis command will destroy all the existing data on the hard disk."
echo "Do you wish to continue?(y/n)\c"
read ans
if  [ "$ans" != "y" ] && [ "$ans" != "Y" ] 
then
	rm -rf /var/spool/locks/.PTIADD.LOCK
	exit 0
fi

#
# !!!!!! DC400
#
ctrlnum=$ADAPTER
drivenum=`expr $CABLE \* 2 + $DRIVE`

ptigands g $ctrlnum $drivenum

echo "\n\nDo you want to change them(Y/N)? (default=Y) \c"
read AAA
if [ "$AAA" = "Y" -o "$AAA" = "y" -o "$AAA" = "" ]
then
	while [ 1 ]
	do
	echo "\n CYLINDERS: \c"
	read cyl
	echo " HEADS    : \c"
	read head
	echo " SECTORS  : \c"
	read sect
	ptigands s $ctrlnum $drivenum $cyl $head $sect
	if [ $? = 0 ] 
	then
		echo "
		sed -e '/adapter $ctrlnum drive $drivenum/s/^.*$/$cyl, $head, $sect,	\/* adapter $ctrlnum drive $drivenum *\/ \/* DC400 *\//g' /etc/conf/pack.d/hd/space.c > $TMPFILE
		mv $TMPFILE /etc/conf/pack.d/hd/space.c" > $TMPFILE2
		chmod +x $TMPFILE2
		$TMPFILE2
		/etc/conf/bin/idbuild
		break
	fi
	done
fi
#
# !!!!!! DC400
#

mymknode
harddisk=/dev/rdsk/${LDRIVE}s0
blkdev=dev/dsk/${LDRIVE}s
/etc/mount | grep ${blkdev} > /dev/null 2>&1
if [ $? = 0 ]
then 
     	echo "Some file system in this disk has already been mounted,"
     	echo "so you cannot add this disk as a new one." 
	rm -rf /var/spool/locks/.PTIADD.LOCK
	exit 1
fi

/sbin/fdisk $harddisk 
if [ $? != 0 ]
then
	echo "Cannot access $harddisk!"
	rm -rf /var/spool/locks/.PTIADD.LOCK
	exit 1
fi
 
echo "\nHard disk partitioning is complete."
sed '/\/$blkdev/d' /etc/vfstab >/etc/tmpvfstab
mv /etc/tmpvfstab /etc/vfstab
/sbin/disksetup -I $harddisk

if [ $? != 0 ]
then
   echo "\nHard disk setup failed!"
   rm -rf /var/spool/locks/.PTIADD.LOCK
   exit 1
fi
rm -rf /var/spool/locks/.PTIADD.LOCK
exit 0