#!/bin/sh
#
# NAGIOS Plugin: check_3ware_2
# Check the status of the 3ware raid controller with tw_cli
#
# COPYRIGHT:
#
# This software is Copyright (c) NETWAYS GmbH, Stefan Gundel
#                                <support@netways.de>
#
# (Except where explicitly superseded by other copyright notices)
#
#
# LICENSE:
#
# This work is made available to you under the terms of Version 2 of
# the GNU General Public License. A copy of that license should have
# been provided with this software, but in any event can be snarfed
# from http://www.fsf.org.
#
# This work 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, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
# 02110-1301 or visit their web page on the internet at
# http://www.fsf.org.
#
#
# CONTRIBUTION SUBMISSION POLICY:
#
# (The following paragraph is not intended to limit the rights granted
# to you to modify and distribute this software under the terms of
# the GNU General Public License and is only of importance to you if
# you choose to contribute your changes and enhancements to the
# community by submitting them to NETWAYS GmbH.)
#
# By intentionally submitting any modifications, corrections or
# derivatives to this work, or any other work intended for use with
# this Software, to NETWAYS GmbH, you confirm that
# you are the copyright holder for those contributions and you grant
# NETWAYS GmbH a nonexclusive, worldwide, irrevocable,
# royalty-free, perpetual, license to use, copy, create derivative
# works based on those contributions, and sublicense and distribute
# those contributions and any derivatives thereof.
#
# Nagios and the Nagios logo are registered trademarks of Ethan Galstad.


PATH=/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/bin:/usr/local/sbin

PROGNAME=`basename $0`
PROGPATH=`echo $0 | sed -e 's,[\\/][^\\/][^\\/]*$,,'`
REVISION=`echo '$Revision: 1.0 $' | sed -e 's/[^0-9.]//g'`

print_usage() {
	echo "Usage: $PROGNAME <Controller-ID> <Unit-ID>"
	echo "e.g. check_3ware2 c0 u0"
	echo ""
}

print_help() {
	echo ""
	print_usage
	echo ""
	echo "This plugin checks alarm status of 3ware RAID controllers."
	echo "AMCC/3ware CLI (version 2.00.02.008) or higher required"
	echo ""
	exit 0
}

if [ $# -ne 2 ]; then
        print_usage
	exit 0
fi

case "$1" in
	--help)
		print_help
		exit 0
		;;
	-h)
		print_help
		exit 0
		;;
	--version)
   	print_revision $PROGNAME $REVISION
		exit 0
		;;
	-V)
		print_revision $PROGNAME $REVISION
		exit 0
		;;
	*)
		raidutiloutput=`sudo tw_cli info $1 $2 status | awk '{print \$4}' 2>&1`
		status=$raidutiloutput
		if test "$1" = "-v" -o "$1" = "--verbose"; then
			echo ${raidutiloutput}
		fi
		if test ! -x /usr/sbin/tw_cli; then
			echo "TW_CLI UNKNOWN - command not found (did you install tw_cli?)"
			exit -1
		elif test ${status} = REBUILDING; then
			echo "RAID WARNING - RAID is $status"
			exit 1
		elif test ${status} = DEGRADED; then
			echo "RAID CRITICAL - RAID is $status!"
			exit 2
		elif test ${status} = OK; then
			echo "RAID O.K. (Unit $2 at Controller $1 is OK)"
			exit 0
		else
			echo "RAID CRITICAL - RAID Status is UNKNOWN"
			exit 2
		fi
		;;
esac