#!/bin/bash

DIR="."
PROGRAM_NAME="$0"

. "${DIR}/error.sh"
. "${DIR}/parse-arguments.sh"
. "${DIR}/utils.sh"
. "${DIR}/check-device.sh"

LVM_SUPPRESS_FD_WARNINGS=1

parse_arguments $@

# removing lvm and other filesystem signatures
if [ $LVM == 1 ]; then
	vgchange -an $(vgs --noheadings --select pv_name=~"${DEVICE}" -o vg_name) >${PROGRAM_OUTPUT} 2>&1 
fi

echo "Erasing disk signatures..." >${SCRIPT_OUTPUT}
if [ -e ${DEVICE}1 ]; then
	wipefs -a ${DEVICE}[[:digit:]]* >${PROGRAM_OUTPUT} 2>&1 || fatal ${PROG_E} "wipefs returned $?"
fi
wipefs -a ${DEVICE} >${PROGRAM_OUTPUT} 2>&1 || fatal ${PROG_E} "wipefs returned $%"

echo "Partitioning the disk..." >${SCRIPT_OUTPUT}
# partitioning the disk
sfdisk "${DEVICE}" <<-sfdisk-script-end >${PROGRAM_OUTPUT} 2>&1 || fatal ${PROG_E} "sfdisk returned $?"
# Create a new partition table on the specified disk, and create a new Linux LVM partition
#
# partition table info
label: gpt
#
# partitions info
#start	size	type	bootable
,	,31	,
sfdisk-script-end

# LVM
echo "Creating physical volume ${DEVICE}1..." >${SCRIPT_OUTPUT}
pvcreate "${DEVICE}1" >${PROGRAM_OUTPUT} 2>&1 || fatal ${PROG_E} "pvcreate returned $?"
echo "Creating volume group localDisk..." >${SCRIPT_OUTPUT}
vgcreate localDisk "${DEVICE}1" >${PROGRAM_OUTPUT} 2>&1 || fatal ${PROG_E} "vgcreate returned $?"

echo ${SWAP_SIZE}
if [ "${SWAP_SIZE}" != 0 ] ; then
	echo "Creating logical volume swap..." >${SCRIPT_OUTPUT}
	lvcreate -W n -C y -L "${SWAP_SIZE}B" localDisk -n swap >${PROGRAM_OUTPUT} 2>&1 || fatal ${PROG_E} "lvcreate returned $? for swap lv"
	echo "Formatting swap lv..." >${SCRIPT_OUTPUT}
	mkswap /dev/localDisk/swap >${PROGRAM_OUTPUT} 2>&1 || fatal ${PROG_E} "mkswap returned $?"
fi
if [ "${CONDOR_SIZE}" != 0 ] ; then
	echo "Creating logical volume condor..." >${SCRIPT_OUTPUT}
	lvcreate -W n -L "${CONDOR_SIZE}B" localDisk -n condor >${PROGRAM_OUTPUT} 2>&1 || fatal ${PROG_E} "lvcreate returned $? for condor lv"
	echo "Formatting condor lv..." >${SCRIPT_OUTPUT}
	mkfs.ext4 /dev/localDisk/condor >${PROGRAM_OUTPUT} 2>&1 || fatal ${PROG_E} "mkfs returned $? for condor lv"
fi
if [ "${TEMP_SIZE}" != 0 ] ; then
	echo "Creating logical volume tempdir..." >${SCRIPT_OUTPUT}
	lvcreate -W n -L "${TEMP_SIZE}B" localDisk -n tempdir >${PROGRAM_OUTPUT} 2>&1|| fatal ${PROG_E} "lvcreate returned $? for tempdir lv"
	echo "Formatting tempdir lv..." >${SCRIPT_OUTPUT}
	mkfs.ext4 /dev/localDisk/tempdir >${PROGRAM_OUTPUT} 2>&1|| fatal ${PROG_E} "mkfs returned $? for tempdir lv"
fi
if [ "${VM_SIZE}" != 0 ] ; then
	echo "Creating logical volume calcolo..." >${SCRIPT_OUTPUT}
	lvcreate -W n -L "${VM_SIZE}B" localDisk -n calcolo >${PROGRAM_OUTPUT} 2>&1 || fatal ${PROG_E} "lvcreate returned $? for vm lv"
fi