#/bin/ksh

#
# tool to convert sd & st numbers to ctd & rmt numbers
#

#command line parsing for help

if [[ $1 == -h || $1 == -help || $1 == \? ]]
then
	print "USAGE: $0 [EXCLUSIVE: -tape, -disk, device-name]"
	print "Without an argument, does both tape and disk devices"
	print "NOTE: Does not do floppy or nfs devices"
	print ""
	print "$0"
	print "$0 -disk"
	print "$0 -tape"
	print ""
	print "$0 sd11"
	print "$0 st11"
	print ""
	exit 1
fi

#command line parsing

if (( ! $# ))
then
	TYPE=both
else
	if [[ $1 == -tape || $1 == -disk ]]
	then
		TYPE=$1
	else
		MYDEV=$1
		
		if [[ -n $(print $MYDEV | grep ^sd) ]]
		then
			TYPE=-disk
		else
			TYPE=-tape
		fi
	fi
fi

#VARS
TMPFILE=/tmp/whatctd.$$

#functions

disks () {

if [[ -z $MYDEV ]]
then
	DEVS=$(iostat -x | grep ^sd | awk '{print $1}')
else
	DEVS=$MYDEV
fi 

ls -l /dev/dsk > $TMPFILE

for DEV in $DEVS
do
	if [[ -e /opt/RICHPse/bin/se && -f /opt/RICHPse/examples/disks.se ]]
	then
		/opt/RICHPse/bin/se /opt/RICHPse/examples/disks.se | grep "$1 "
	else
		SSD_NUM=$(print $DEV | sed 's/[a-z]//g' )
		SSD_NAME=$(print $DEV | sed 's/[0-9]//g' )
		SSD_PATH=$(grep -w $SSD_NAME /etc/path_to_inst | \
				awk '{if ($2 == '$SSD_NUM') print $1}' | sed 's/\"//g')
		FOUND=$(grep ../../devices${SSD_PATH} /tmp/$0.$$\
					| grep ':c' \
					| awk '{print $9}')

		print "$DEV \c"

		if [[ -n $SSD_PATH && -n $FOUND ]]
		then
			print "$FOUND"
		else
			print "was not found"
		fi
	fi
done

rm $TMPFILE
}

tapes () {

if [[ -z $MYDEV ]]
then
	DEVS=$(iostat -x | grep ^st | awk '{print $1}')
else
	DEVS=$MYDEV
fi 

ls -l /dev/rmt > $TMPFILE

for DEV in $DEVS
do

	SSD_NUM=$(print $DEV | sed 's/[a-z]//g' )
	SSD_NAME=$(print $DEV | sed 's/[0-9]//g' )
	SSD_PATH=$(grep -w $SSD_NAME /etc/path_to_inst | \
			awk '{if ($2 == '$SSD_NUM') print $1}' | sed 's/\"//g')
	FOUND=$(grep ../../devices${SSD_PATH} /tmp/$0.$$ \
				| grep ':$' \
				| awk '{print $9}')

	print "$DEV \c"

	if [[ -n $SSD_PATH && -n $FOUND ]]
	then
		print "rmt/$FOUND"
	else
		print "was not found"
	fi
done

rm $TMPFILE
}

#######
# run the program
#######
if [[ $TYPE == both ]]
then
	disks
	tapes
elif [[ $TYPE == -disk ]]
then
	disks
else [[ $TYPE == -tape ]]
	tapes
fi