From 56ba7022006403c341b186a6d0c0292fc321a932 Mon Sep 17 00:00:00 2001
From: Benjamin Renard <brenard@easter-eggs.com>
Date: Wed, 31 Dec 2014 10:08:39 +0100
Subject: [PATCH] Add Nagios mode

---
 check_rc_upgrade.sh | 24 ++++++++++++++++++++++--
 1 file changed, 22 insertions(+), 2 deletions(-)

diff --git a/check_rc_upgrade.sh b/check_rc_upgrade.sh
index ca2ddf9..e5701f1 100755
--- a/check_rc_upgrade.sh
+++ b/check_rc_upgrade.sh
@@ -16,24 +16,29 @@ OWNER=root
 GROUP=www-data
 
 DEBUG=0
+NAGIOS=0
 UPGRADE=0
 EXTRACT=0
 JUST_DISP=0
 
 function usage() {
-	echo "Usage : $0 [-v] [-d] [-u]"
+	echo "Usage : $0 [-v] [-n] [-d] [-u]"
 	echo "  -v   Verbose mode"
+	echo "  -n   Nagios mode"
 	echo "  -d   Download new release"
 	echo "  -u   Upgrade installation"
 	echo "  -j   Just display current stable version"
 	echo "  -h   Display this help"
 }
 
-while getopts ":dvhuj" opt; do
+while getopts ":dvnhuj" opt; do
 	case $opt in
 		v)
 			DEBUG=1
 		;;
+		n)
+			NAGIOS=1
+		;;
 		d)
 			DOWNLOAD=1
 		;;
@@ -86,6 +91,7 @@ do
 		break;
 	elif [ $i -eq $MAX_CHECK ]
 	then
+		[ $NAGIOS -eq 1 ] && echo "WARNING : Fail to retrieve current stable version" && exit 1
 		error="Site du projet injoignable (ou structure du site modifie !!) => Impossible de recuperer le numero de la version stable actuel."
 		[ $DEBUG -eq 1 ] && echo $error
 		if [ -f $CACHE_FAILED ]
@@ -118,8 +124,21 @@ current="`echo $current|sed 's/-rc$//'`"
 current="`echo $current|sed 's/-beta$//'`"
 
 [ $DEBUG -eq 1 ] && echo "Current : $current"
+
+if [ -z "$current" ]
+then
+	[ $NAGIOS -eq 1 ] && echo "UNKNOWN : Fail to retrieve current installed version" && exit 3
+	echo "ERROR : Fail to retrieve current version !"
+	exit 3
+fi
+
 if [ "$newest" != "$current" ]
 then
+	if [ $NAGIOS -eq 1 ]
+	then
+		echo "CRITICAL : A newest version of Roundcube Webmail is available (newest : $newest / current : $current)"
+		exit 2
+	fi
 
 	if [ $DOWNLOAD -eq 1 ]
 	then
@@ -292,4 +311,5 @@ then
 	fi
 else
 	[ $DEBUG -eq 1 ] && echo "Pas de changement de version"
+	[ $NAGIOS -eq 1 ] && echo "OK : Lastest version installed" && exit 1
 fi