set_shared_user_password.sh updates /etc/shared_user_passwd.txt

set_shared_user_password.sh

 #!/bin/bash
 
 # Copyright (c) 2009 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.
 
 # Script to set the password for the shared user account.  Stores the
 # MD5crypt'd password to a file, for use by customize_rootfs.sh.
 
 # --- BEGIN COMMON.SH BOILERPLATE ---
@@ skipping 25 matching lines @@
 # Parse command line
 FLAGS "$@" || exit 1
 eval set -- "${FLAGS_ARGV}"
 
 # Die on any errors.
 set -e
 
 # Get password
 read -p "Enter password for shared user account: " PASSWORD
 
-CRYPTED_PASSWD_FILE=$SCRIPTS_DIR/shared_user_passwd.txt
 CRYPTED_PASSWD="$(echo "$PASSWORD" | openssl passwd -1 -stdin)"
 PASSWORD="gone now"
 
-echo "$CRYPTED_PASSWD" > $CRYPTED_PASSWD_FILE
+CRYPTED_PASSWD_FILE="${SCRIPTS_DIR}/shared_user_passwd.txt"
+echo "${CRYPTED_PASSWD}" > "${CRYPTED_PASSWD_FILE}"
 
-echo "Shared user password set in $CRYPTED_PASSWD_FILE"
+SHARED_USER_PASSWD_FILE="/etc/shared_user_passwd.txt"
+echo "${CRYPTED_PASSWD}" | sudo_clobber "${SHARED_USER_PASSWD_FILE}"
+
+echo "Password set in ${CRYPTED_PASSWD_FILE} and ${SHARED_USER_PASSWD_FILE}"