1#!/bin/bash 2 3# Copyright (c) 2012 The Chromium OS Authors. All rights reserved. 4# Use of this source code is governed by a BSD-style license that can be 5# found in the LICENSE file. 6 7# Verify that update payload verification is enabled. 8 9# Abort on error. 10set -e 11 12# Load common constants and variables. 13. "$(dirname "$0")/common.sh" 14 15usage() { 16 echo "Usage: $PROG image" 17} 18 19main() { 20 if [ $# -ne 1 ]; then 21 usage 22 exit 1 23 fi 24 25 local image=$1 26 local rootfs=$(make_temp_dir) 27 local key_location="/usr/share/update_engine/update-payload-key.pub.pem" 28 mount_image_partition_ro "$image" 3 "$rootfs" 29 if [ ! -e "$rootfs/$key_location" ]; then 30 die "Update payload verification key not found at $key_location" 31 fi 32} 33 34main "$@" 35