#!/bin/bash

# check the status of all BGP-Peers. Report status <6 as critical
# Author M.Salathe(michael.salathe@murxs.ch)
# Public Domain

# Object	bgpPeerState
# OID	1.3.6.1.2.1.15.3.1.2
# Type	INTEGER
# Permission	read-only
# Status	current
# Values	1 : idle
# 		2 : connect
#               3 : active
#               4 : opensent
#               5 : openconfirm
#               6 : established
# MIB	 BGP4-MIB ;


snmpwalk -v 2c -c $2 $1 1.3.6.1.2.1.15.3.1.2 | awk 'BEGIN{good=0;crit=0;warn=0;unk=0;} $4 < 6 {crit=crit+1}$4==6{good=good+1}$4>6{unk=unk+1}$4<1{unk=unk+1} END{status="UNKKNOWN"; ex=3; if(good>0){status="OK"; ex=0;} if(unk>0){status="UNKNOWN"; ex=3;} if(warn>0){status="WARNING"; ex=1;} if(crit>0){status="CRITICAL"; ex=2;} print "BGP " status " - ok:" good" warn: "warn" crit: " crit " unk: " unk; exit(ex)}'
exit $?