#!/bin/bash
#########################################################################
# This program is free software: you can redistribute it and/or modify #
# it under the terms of the version 3 of the GNU General Public License #
# as published by the Free Software Foundation. #
# #
# This program is distributed in the hope that it will be useful, but #
# WITHOUT ANY WARRANTY; without even the implied warranty of #
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU #
# General Public License for more details. #
# #
# You should have received a copy of the GNU General Public License #
# along with this program. If not, see . #
# #
# Written by and Copyright (C) Francois Fleuret #
# Contact for comments & bug reports #
#########################################################################
# A command-line tool to restart, shutdown or get the status of a
# D-Link DNS323.
set -e
export VT_RESET=$'\e[0m'
export VT_BOLD=$'\e[1m'
export VT_UNDERLINE=$'\e[4m'
export VT_BLINK=$'\e[5m'
export VT_SET_TITLE=$'\e]0;'
export VT_END_TITLE=$'\007'
export VT_BLACK_FG=$'\e[30m'
export VT_RED_FG=$'\e[31m'
export VT_GREEN_FG=$'\e[32m'
export VT_YELLOW_FG=$'\e[33m'
export VT_BLUE_FG=$'\e[34m'
export VT_MAGENTA_FG=$'\e[35m'
export VT_CYAN_FG=$'\e[36m'
export VT_WHITE_FG=$'\e[37m'
export VT_BLACK_BG=$'\e[40m'
export VT_RED_BG=$'\e[41m'
export VT_GREEN_BG=$'\e[42m'
export VT_YELLOW_BG=$'\e[43m'
export VT_BLUE_BG=$'\e[44m'
export VT_MAGENTA_BG=$'\e[45m'
export VT_CYAN_BG=$'\e[46m'
export VT_WHITE_BG=$'\e[47m'
function rm_temp () {
if [[ ${TMP} ]]; then
rm ${TMP}
unset TMP
fi
}
function authentify_on_dns323 () {
if [[ ! ${already_authentified} ]]; then
echo "Authentifying on ${DNS323_HOSTNAME}."
curl > /dev/null \
-s \
-L http://${DNS323_HOSTNAME}/goform/formLogin \
-d "f_LOGIN_NAME=admin&f_LOGIN_PASSWD=${DNS323_ADMIN_PASSWORD}&f_login_type=0" \
|| (echo "Failed." >&2 && exit 1)
already_authentified=1
fi
}
function check_unmounted () {
if [[ ! ${force_operation} ]]; then
if [[ $(mount | grep ^//${DNS323_HOSTNAME}) ]]; then
echo "//${DNS323_HOSTNAME} appears to be mounted." >&2
exit 1
fi
fi
}
function show_help () {
cat >&2 < ...
-h, --help shows this help.
-f, --force forces shutdown or restart even if it looks like the samba
drive is mounted.
status gets temperature and RAID info.
shutdown shuts the unit down.
restart restarts the unit.
EOF
}
######################################################################
trap rm_temp SIGHUP SIGINT SIGQUIT SIGABRT SIGTERM ERR
if [[ ${DNS323_HOSTNAME} ]] && \
[[ ${DNS323_ADMIN_PASSWORD} ]]; then
while [[ $1 ]]; do
case $1 in
################################################################
-f|--force)
force_operation=1
;;
################################################################
-h|--help)
show_help
;;
################################################################
status)
authentify_on_dns323
# If you think what follows is fugly, please have a
# look at the DNS323's web app HTML
TMP=$(mktemp /tmp/status.XXXXXX)
curl -s \
-L http://${DNS323_HOSTNAME}/goform/adv_status \
-d "" > ${TMP}
cat ${TMP} | \
html2text | \
grep "\(Sync Time Remaining\|Volume Name\|Volume Type\|Total Hard Drive Capacity\|Used Space\|Unused Space\)": | \
sed -e "s/^[ \t]*//" | while read line; do
label=$(echo ${line} | sed -e "s/:.*$//")
value=$(echo ${line} | sed -e "s/^[^0-9]*\([0-9]*\).*$/\1/")
case ${label} in
"Total Hard Drive Capacity")
total=${value}
;;
"Used Space")
line="${line} ($(((value*100)/total))%)"
;;
"Unused Space")
line="${line} ($(((value*100)/total))%)"
;;
"Sync Time Remaining")
state=$(echo ${line} | sed -e "s/^[^:]*:[^A-Za-z]*//")
if [[ ! "${state}" == "Completed" ]]; then
line="${VT_RED_FG}${VT_BOLD}${line} !!! THIS IS NOT NORMAL !!!${VT_RESET}"
fi
;;
*)
;;
esac
echo "${line}"
done
grep "var temper" ${TMP} | sed -e "s/^.*\"\([0-9]*\):\([0-9]*\)\".*$/Temperature: \1F \/ \2C/"
rm_temp
;;
################################################################
shutdown)
authentify_on_dns323
check_unmounted
curl > /dev/null \
-s \
-L http://${DNS323_HOSTNAME}/goform/sysShutDown \
-d ""
echo "Shutdown initiated."
;;
################################################################
restart)
authentify_on_dns323
check_unmounted
curl > /dev/null \
-s \
-L http://${DNS323_HOSTNAME}/goform/System_restart \
-d ""
echo "Restart initiated."
;;
################################################################
*)
echo "Unknown operation $1" >&2
show_help
exit 1
;;
esac
shift
done
else
echo "Please set \$DNS323_HOSTNAME and \$DNS323_ADMIN_PASSWORD."
fi