#!/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.

# Returns the version of Chrome running on a remote machine.

# --- 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}/remote_access.sh" || die "Unable to load remote_access.sh"

FLAGS "$@" || exit 1

set -e

# TMP necessary for remote_access_init.
TMP=$(mktemp -d /tmp/cros_check_chrome_version.XXXX)
trap "rm -rf ${TMP}" EXIT

remote_access_init &> /dev/null

remote_sh "/opt/google/chrome/chrome --version"
CHROME_VERSION=$(echo ${REMOTE_OUT} | \
    sed 's/.* \([0-9]\+.[0-9]\+.[0-9]\+.[0-9]\+\).*/\1/')
echo "${CHROME_VERSION}"