%pre --interpreter /bin/bash --log /tmp/ks-pre-partitioning.log

(
# sgdisk -L
# ef00 EFI system
# ef02 biosboot
# 8300 linux filesystem
# fd00 linux raid
# 8e00 linux lvm

NRDISKS=4
DATARAID=RAID10
PARTITION_TYPE=( "ef02"		"ef00"		"fd00"		"fd00" )
PARTITION_SIZE=( "+1M"		"+100M"		"+1500M"	"+15G" )

# Getting the proper number of disks
disks=$(lsblk --nodeps -no name,type,tran | grep "disk" | grep -vE "usb|zram" | grep -Eo '^[^ ]+' | head -n ${NRDISKS})

# Deactivating all lvm and raid
while read dm _; do
    echo "deactivating dm $dm"
    dmsetup remove "$dm"
done < <(dmsetup ls | grep -vE "live-(rw|base)")

while read lv; do
    echo "deactivating lv $lv"
    lvchange -an "$lv"
done < <(lvs --noheadings -o lv_name)

while read vg; do
    echo "deactivating vg $vg"
    vgchange -an "$vg"
done < <(vgs --noheadings -o vg_name)

while read _ array _; do
    echo "stopping md array $array"
    mdadm -S "$array"
done < <(mdadm -D -s)

# Cleaning all datas from the disks what we want to use
for disk in ${disks}; do
    #for blkdev in $(lsblk -l -n -o name,type /dev/${disk} | grep -v disk | awk '{print $1}'); do
    for blkdev in $(sfdisk -l "/dev/${disk}" | grep -o "/dev/${disk}p\?[0-9]\+"); do
	mdadm -q --zero-superblock ${blkdev}
	wipefs -f -a ${blkdev}
	dd if=/dev/zero of=${blkdev} bs=512 count=2047
    done
    mdadm -q --zero-superblock /dev/${disk}
    wipefs -f -a /dev/${disk}
    sgdisk -Z /dev/${disk}
    dd if=/dev/zero of=/dev/${disk} bs=512 count=2047
done

# reloading disk partition table
partprobe

# Creating partitions and writing partitioning kickstart file
for disk in ${disks}; do

    for (( i=0; i<${#PARTITION_TYPE[@]}; i++ )); do sgdisk -n 0:0:${PARTITION_SIZE[$i]} -t 0:${PARTITION_TYPE[$i]} /dev/${disk}; done

    cat >> /tmp/partitioning.ks << EOF
part biosboot --fstype=biosboot --onpart=${disk}1
part raid.${disk}2 --fstype=efi --onpart=${disk}2
part raid.${disk}3 --fstype=xfs --fsoptions=noatime,nodiratime --onpart=${disk}3
part raid.${disk}4 --onpart=${disk}4
EOF
    MD0DISKS="${MD0DISKS} raid.${disk}2"
    MD1DISKS="${MD1DISKS} raid.${disk}3"
    MD2DISKS="${MD2DISKS} raid.${disk}4"
done

    cat >> /tmp/partitioning.ks << EOF
raid /boot/efi --fstype=efi --device md0 --level=RAID1 ${MD0DISKS}
raid /boot --fstype xfs --device md1 --level=RAID1 ${MD1DISKS} --fsoptions=noatime,nodiratime
raid pv.01 --device md2 --level=${DATARAID} ${MD2DISKS}
EOF

# reloading disk partition table
partprobe

) > /tmp/partitioning.log 2>&1

%end

%include /tmp/partitioning.ks