#!/bin/sh

# Copyright (c) 2015, Plume Design Inc. All rights reserved.

# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
#   1. Redistributions of source code must retain the above copyright
#      notice, this list of conditions and the following disclaimer.
#   2. Redistributions in binary form must reproduce the above copyright
#      notice, this list of conditions and the following disclaimer in the
#      documentation and/or other materials provided with the distribution.
#   3. Neither the name of the Plume Design Inc. nor the
#      names of its contributors may be used to endorse or promote products
#      derived from this software without specific prior written permission.

# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
# DISCLAIMED. IN NO EVENT SHALL Plume Design Inc. BE LIABLE FOR ANY
# DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
# ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

IMGFILE="$(ls ${1}.*)"

if [ -z "$IMGFILE" ] || [ ! -f "$IMGFILE" ] ; then
  echo
  echo "Usage $0: Require firmware path"
  exit 1
fi

# Set the current version as inactive before the upgrade
FW_VERSION=`sed -n 's/FW_IMAGE_ACTIVE:\(.*\)/\1/p' < /usr/opensync/.versions`
uci set system.tip.inactivefw="${FW_VERSION}"
uci commit

/sbin/sysupgrade $IMGFILE
if [ "$?" != "0" ] ; then
  echo "$0: Sysupgrade failed."
  exit 1
fi

exit 0