blob: ff71e45867bf29f39bac66b1d2fcaf25b9b9f6af [file] [log] [blame]
# 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.
# Customizes a Chrome OS release image by setting the chronos user password.
# Usage: ./ <image.bin> <chronos_password>
# Load common constants and variables.
. "$(dirname "$0")/"
change_chronos_password() {
local rootfs=$1
local password=$2
echo "Changing chronos password to '$password'..."
local crypted_password="$(echo $password | openssl passwd -1 -stdin)"
local temp_shadow="$rootfs/etc/tempshadow"
echo "chronos:$crypted_password:14500:0:99999::::" \
| sudo tee "$temp_shadow" > /dev/null
sudo grep -Ev ^chronos: "$rootfs/etc/shadow" \
| sudo tee -a "$temp_shadow" > /dev/null
sudo mv -f "$temp_shadow" "$rootfs/etc/shadow"
main() {
set -e
local image=$1
local chronos_password=$2
if [ $# -ne 2 ]; then
echo "Usage: $PROG <image.bin> <chronos_password>"
exit 1
local rootfs=$(mktemp -d)
mount_image_partition "$image" 3 "$rootfs"
trap "sudo umount -d $rootfs; rm -rf $rootfs" EXIT
change_chronos_password "$rootfs" "$chronos_password"
touch "$image" # Updates the image modification time.
echo "Done."
main $@