use bro if mac is not found in local arp
[dell-switch] / snmp-port-status.sh
1 #!/bin/bash
2
3 # modified from https://gist.github.com/krokodilerian/a88b4ae992706c22e0b0
4 # see /var/lib/snmp/mibs/ietf/IF-MIB
5
6 if [ -z "$1" ]; then
7         echo Usage: "$0" hostname ifInErrors ifOutErrors ifInDiscards
8         exit 4
9 fi
10
11 log=/dev/shm/port-status/
12 test -d $log || mkdir $log
13
14 sw="$1"
15 shift # rest of arguments are IfEntry SEQUENCE
16 . ./snmp.conf
17 snmp="snmpget -v 2c -c $COMMUNITY -Cf -Ov -OQ $sw"
18
19 numports=`$snmp IF-MIB::ifNumber.0`
20 :> $log/$sw
21
22 for i in `seq 1 $numports`; do
23         name=`$snmp IF-MIB::ifName.$i`
24         alias=`$snmp IF-MIB::ifAlias.$i`
25         if [ "$name" = "No Such Instance currently exists at this OID" ]; then
26                 continue
27         fi
28
29         iftype=`$snmp IF-MIB::ifType.$i`
30
31 #       if [ "$iftype" = "other" ] || [ "$iftype" = propVirtual ] || [ "$iftype" = softwareLoopback ]; then
32 #               continue
33 #       fi 
34         
35         status=`$snmp IF-MIB::ifOperStatus.$i`
36         if [ "$status" = "notPresent" ] ; then
37                 continue;
38         fi
39
40         #descr=`$snmp IF-MIB::ifDescr.$i`
41         #speed=`$snmp IF-MIB::ifSpeed.$i | sed 's/000000//'`
42         speed=`$snmp IF-MIB::ifHighSpeed.$i`
43
44         extra=""
45         for add in "$@"; do
46                 extra="$extra "`$snmp IF-MIB::$add.$i`
47         done
48
49 #       echo "## $sw [$name] $iftype $status $descr $speed"
50         echo "$sw $i $name $speed $status $iftype$extra [$alias]" | tee -a $log/$sw
51 done
52