Wrapper around VBoxManage for vagrant to use linked clones

VBoxManage

#!/bin/bash
VBOXMANAGE=/usr/bin/VBoxManage
LOGFILE=/tmp/vagrant/vboxmanage.$(date +%s)
mkdir -p ${LOGFILE%/*}
if [ "$1" == "import" -a "$2" != "-n" ]; then
  echo -e "Initial command:\n $ $0 $@" >> $LOGFILE
  declare -a opts=("$@") ;
  for ((i=0;i<${#opts[@]};i++)); do
    case "${opts[$i]}" in
      --vmname)
        vmname=${opts[((i+1))]}
        opt_vmname=$((i+1))
      ;;
      --disk)
        disk=${opts[((i+1))]}
        opt_disk=$((i+1))
      ;;
    esac
  done
  golden_vmname="${vmname%-vagrant-*}-golden"
  echo "Golden vmname is $golden_vmname" >> $LOGFILE
  if ! $VBOXMANAGE list vms | grep -q -e "^\"$golden_vmname\" {"; then
    echo "Golden $golden_vmname does not exist, importing !" >> $LOGFILE
    opts[$opt_vmname]="$golden_vmname"
    opts[$opt_disk]=${disk%/*/*}/$golden_vmname/${disk##*/}
    echo -e "Changed import command to:\n$ $VBOXMANAGE ${opts[@]}" >> $LOGFILE
    $VBOXMANAGE "${opts[@]}"
  else
    echo "Golden $golden_vmname already existsi, reusing !" >> $LOGFILE
  fi
  $VBOXMANAGE snapshot $golden_vmname take $vmname
  exec $VBOXMANAGE clonevm $golden_vmname --options link --snapshot $vmname --name $vmname --register
fi
exec $VBOXMANAGE "$@"