#!/bin/bash

if [[ $1 == "" || $1 == "--help" || $1 == "-h" ]]; then
  echo "Usage: make-vm [vm-name] [options]"
  echo "some options:"
  echo "  mem=<number-in-megabytes>"
  echo "  cpu=<cores>"
  echo "  disk=<gbytes>"
  echo "  env=<public|private>"
  exit 1
fi

name="$1"
env="private"
disk="8" # in gb
mem="512" # in mb
cpu="1" # in cores

if [[ -e /vm/$name.xml || -e /dev/vg0/$name.disk ]]; then
  echo 'vm/disk already exists'
  exit 1
fi

echo "Carving $disk GB lv in /dev/vg0/$name.disk"
lvcreate -n "$name.disk" --size 8G vg0

echo "createing writing /vm/$name.xml"
touch "/vm/$name.xml"
virt-install -n $name -r 8192 \
         $name $cpus $type $variant $disk $location $graphics $bus $network

qemu-system-x86_64 -hda /vm/vdisk.img -m 1024 -enable-kvm -netdev user,id=user.0 -device e1000,netdev=user.0 -soundhw ac97 -no-acpi -daemonize -usb -usbdevice tablet