#!/bin/sh
#
# Try to fetch the WL version information via SNMP
#
# Rick van der Zwet <info@rickvanderzwet.nl> 
#

PATH="/usr/local/bin:/usr/bin"


HOSTNAME=$1
# XXX: Make me more dynamic somehow
LAST_GOOD_REV=${2:-8700}

if [ "$1" = "-h" ]; then
 echo "Usage: $0 <hostname> [<last_good_rev>]"
 exit 0
fi

if [ -z "$HOSTNAME" ]; then
  echo "VERSION UNKNOWN: No remote host specified"
  exit 3
fi

WL_VERSION=`snmpget -Ovq -c public -v2c $HOSTNAME nsExtendOutput1Line.\"wl-version\"`
if [ -z "$WL_VERSION" -o $? -ne 0 ]; then
  echo "VERSION CRITICAL: Cannot get results via SNMP"
  exit 2
fi

REV=`echo $WL_VERSION | cut -d@ -f 2`
if [ $REV -lt $LAST_GOOD_REV ]; then
  echo "VERSION WARNING: $WL_VERSION too old, needs to be at least $LAST_GOOD_REV.|version=$REV"
else
  echo "VERSION OK: $WL_VERSION|version=$REV"
  exit 0
fi