#!/bin/sh

DISKSIZE=$1
FREEBSD_VERSION=$2
VMNAME=$3

# Create the raw vmdkimage

./vmdkimage -h 64k -i${DISKSIZE}G -c $VMNAME-disk1.vmdk

CAPACITY=$((DISKSIZE * 1024 * 1024 * 1024))

sudo mdconfig -a -t vnode -f ./${VMNAME}-disk1.vmdk
sudo gnop create -o 65536 md0
sudo gpart create -s gpt md0.nop
sudo gpart add -t freebsd-boot -s 64k md0.nop
sudo gpart add -t freebsd-swap -s 512M md0.nop
sudo gpart add -t freebsd-ufs md0.nop
sudo newfs -U -L root /dev/md0.nopp3
sudo mount /dev/md0.nopp3 /mnt

[ ! -f base.txz ] && fetch ftp://ftp.free.org/pub/FreeBSD/releases/i386/9.0-BETA1/base.txz
[ ! -f kernel.txz ] && fetch ftp://ftp.free.org/pub/FreeBSD/releases/i386/9.0-BETA1/kernel.txz

sudo tar xpf base.txz -C /mnt
sudo tar xpf kernel.txz -C /mnt
sudo gpart bootcode -b /mnt/boot/pmbr -p /mnt/boot/gptboot -i 1 md0.nop
echo "/dev/ufs/root / ufs rw 1 1" > ./fstab
echo "/dev/ada0p2 none swap sw 0 0" >> ./fstab
sudo mv fstab /mnt/etc
sudo umount /mnt
sudo gnop destroy md0.nop
sudo mdconfig -d -u 0

sed -e "s,%%CAPACITY%%,${CAPACITY},g" \
	-e "s,%%FREEBSD_VERSION%%,${FREEBSD_VERSION},g" \
	-e "s,%%VMNAME%%,${VMNAME},g" FreeBSD.ovf > ${VMNAME}.ovf

sha1 ${VMNAME}.ovf ${VMNAME}-disk1.vmdk > ${VMNAME}.mf
tar cJf ${VMNAME}.ova.xz ${VMNAME}.ovf ${VMNAME}-disk1.vmdk ${VMNAME}.mf
echo "done"