if [ -z "$ISCSI_TARGET_IQN" ]; then
  err_msg "iscsi_target_iqn is not defined"
  troubleshoot
fi

t=0
while ! target_disk=$(find_disk "$DISK"); do
  if [ $t -eq 10 ]; then
    break
  fi
  t=$(($t + 1))
  sleep 1
done

if [ -z "$target_disk" ]; then
  err_msg "Could not find disk to use."
  troubleshoot
fi

echo "start iSCSI target on $target_disk"
start_iscsi_target "$ISCSI_TARGET_IQN" "$target_disk" ALL
if [ $? -ne 0 ]; then
  err_msg "Failed to start iscsi target."
  troubleshoot
fi

echo "request boot server to deploy image"
d="i=$DEPLOYMENT_ID&k=$DEPLOYMENT_KEY&a=$BOOT_IP_ADDRESS&n=$ISCSI_TARGET_IQN&e=$FIRST_ERR_MSG"
wget --post-data "$d" "http://$BOOT_SERVER:10000"

echo "waiting for notice of complete"
nc -l -p 10000

echo "stop iSCSI target on $target_disk"

stop_iscsi_target