#!/bin/bash

# Copyright (c) 2010 The Chromium OS Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
#
# Simple wrapper scipt to start a vm using the vm lib.

# --- BEGIN COMMON.SH BOILERPLATE ---
# Load common CrOS utilities.  Inside the chroot this file is installed in
# /usr/lib/crosutils.  Outside the chroot we find it relative to the script's
# location.
find_common_sh() {
  local common_paths=(/usr/lib/crosutils "$(dirname "$(readlink -f "$0")")/..")
  local path

  SCRIPT_ROOT=
  for path in "${common_paths[@]}"; do
    if [ -r "${path}/common.sh" ]; then
      SCRIPT_ROOT=${path}
      break
    fi
  done
}

find_common_sh
. "${SCRIPT_ROOT}/common.sh" || (echo "Unable to load common.sh" && exit 1)
# --- END COMMON.SH BOILERPLATE ---

. "${SCRIPT_ROOT}/lib/cros_vm_lib.sh" || die "Unable to load cros_vm_lib.sh"
. "${SCRIPT_ROOT}/lib/cros_vm_constants.sh" || \
  die "Unable to load cros_vm_constants.sh"

get_default_board

DEFINE_string board "${DEFAULT_BOARD}" \
    "Board for VM image (unnecessary if path given)"
DEFINE_string image_path "" "Full path of the VM image"

set -e

# Parse command line.
FLAGS "$@" || exit 1
eval set -- "${FLAGS_ARGV}"

# Use latest if not specified.
if [ -z "${FLAGS_image_path}" ]; then
  LATEST_IMAGE="$(${SCRIPTS_DIR}/get_latest_image.sh \
          --board=${FLAGS_board})/${DEFAULT_QEMU_IMAGE}"
  info "Using latest vm image ${LATEST_IMAGE}"
  FLAGS_image_path=${LATEST_IMAGE}
fi

[ -e "${FLAGS_image_path}" ] || die "Image ${FLAGS_image_path} does not exist."

start_kvm "${FLAGS_image_path}"

echo "ssh root@${HOSTNAME} -p ${FLAGS_ssh_port} -o StrictHostKeyChecking=no"