#!/bin/sh
#

# Paths to commands used in this script.  These
# may have to be modified to match your system setup.
# TV: removed PATH restriction. Need to think more about what this means overall
#PATH=""

ECHO="/bin/echo"
GREP="/bin/egrep"
DIFF="/usr/bin/diff"
TAIL="/usr/bin/tail"
CAT="/bin/cat"
RM="/bin/rm"
CHMOD="/bin/chmod"
TOUCH="/bin/touch"

PROGNAME=`/usr/bin/basename $0`
PROGPATH=`echo $0 | sed -e 's,[\\/][^\\/][^\\/]*$,,'`
REVISION=`echo '$Revision: 14 $' | sed -e 's/[^0-9.]//g'`

. $PROGPATH/utils.sh

print_usage() {
    echo "Usage: $PROGNAME --ip endpointip"
    echo "Usage: $PROGNAME --help"
    echo "Usage: $PROGNAME --version"
}

print_help() {
    print_revision $PROGNAME $REVISION
    echo ""
    print_usage
    echo ""
    echo "Racoon VPN check plugin for Nagios"
    echo ""
    support
}

# Make sure the correct number of command line
# arguments have been supplied

if [ $# -lt 1 ]; then
    print_usage
    exit $STATE_UNKNOWN
fi

# Grab the command line arguments

#logfile=$1
#oldlog=$2
#query=$3
exitstatus=$STATE_WARNING #default
while test -n "$1"; do
    case "$1" in
        --help)
            print_help
            exit $STATE_OK
            ;;
        -h)
            print_help
            exit $STATE_OK
            ;;
        --version)
            print_revision $PROGNAME $REVISION
            exit $STATE_OK
            ;;
        -V)
            print_revision $PROGNAME $REVISION
            exit $STATE_OK
            ;;
        --ip)
            endpoint=$2
            shift
            ;;
        -x)
            exitstatus=$2
            shift
            ;;
        --exitstatus)
            exitstatus=$2
            shift
            ;;
        *)
            echo "Unknown argument: $1"
            print_usage
            exit $STATE_UNKNOWN
            ;;
    esac
    shift
done

# If the source log file doesn't exist, exit

isakmp=`sudo /usr/sbin/racoonctl show-sa isakmp| grep $endpoint`
if [ "$isakmp" != "" ]
  then
    $ECHO "Racoon vpn tunnel check ok: $endpoint\n"
    exitstatus=$STATE_OK
else
    $ECHO "CRITICAL - Racoon vpn tunnel not found: $endpoint\n"
    exitstatus=$STATE_CRITICAL
fi

exit $exitstatus