#!/usr/drwho/local/bin/perl
# -*- mode: Perl -*-
##################################################################
# Config file creator
##################################################################
# Created by Tobias Oetiker <oetiker@ee.ethz.ch>
# this produces a config file for one router, by bulling info
# off the router via snmp
#################################################################
#
# Distributed under the GNU copyleft
#
# $Id: cfgmaker_atm.pl,v 1.1.1.1 2002/02/26 10:16:31 oetiker Exp $
#
use SNMP_Session "0.56";
use BER "0.54";
use Socket;
use strict;
use vars '$DEBUG';
my $DEBUG = 0;
%snmpget::OIDS = ( 'sysDescr' => '1.3.6.1.2.1.1.1.0',
'sysContact' => '1.3.6.1.2.1.1.4.0',
'sysName' => '1.3.6.1.2.1.1.5.0',
'sysLocation' => '1.3.6.1.2.1.1.6.0',
'sysUptime' => '1.3.6.1.2.1.1.3.0',
'ifNumber' => '1.3.6.1.2.1.2.1.0',
###################################
# add the ifNumber ....
'ifDescr' => '1.3.6.1.2.1.2.2.1.2',
'ifType' => '1.3.6.1.2.1.2.2.1.3',
'ifIndex' => '1.3.6.1.2.1.2.2.1.1',
'ifSpeed' => '1.3.6.1.2.1.2.2.1.5',
'ifOperStatus' => '1.3.6.1.2.1.2.2.1.8',
'ifAdminStatus' => '1.3.6.1.2.1.2.2.1.7',
# up 1, down 2, testing 3
'ipAdEntAddr' => '1.3.6.1.2.1.4.20.1.1',
'ipAdEntIfIndex' => '1.3.6.1.2.1.4.20.1.2',
'sysObjectID' => '1.3.6.1.2.1.1.2.0',
'CiscolocIfDescr' => '1.3.6.1.4.1.9.2.2.1.1.28',
'ifAlias' => '1.3.6.1.2.1.31.1.1.1.18',
'ifAtmLecConfigEntry' => '1.3.6.1.4.1.18.3.5.9.5.20.1.1.8',
'ifAtmLecConfigName' => '1.3.6.1.4.1.18.3.5.9.5.20.1.1.3',
'ifAtmVclConfEntry' => '1.3.6.1.4.1.18.3.4.23.1.5.1.22',
'ifAtmVclConf2' => '1.3.6.1.4.1.18.3.4.23.1.5.1.2',
'ifAtmVclConf3' => '1.3.6.1.4.1.18.3.4.23.1.5.1.4',
'ifAtmizerVclStatsEntry' => '1.3.6.1.4.1.18.3.4.23.3.4.1.7',
'ifAtmizerVclStatsEntr1' => '1.3.6.1.4.1.18.3.4.23.3.4.1.1',
'ifAtmizerVclStatsEntr2' => '1.3.6.1.4.1.18.3.4.23.3.4.1.3',
);
sub main {
my(%ifType_d)=('1'=>'Other',
'2'=>'regular1822',
'3'=>'hdh1822',
'4'=>'ddnX25',
'5'=>'rfc877x25',
'6'=>'ethernetCsmacd',
'7'=>'iso88023Csmacd',
'8'=>'iso88024TokenBus',
'9'=>'iso88025TokenRing',
'10'=>'iso88026Man',
'11'=>'starLan',
'12'=>'proteon10Mbit',
'13'=>'proteon80Mbit',
'14'=>'hyperchannel',
'15'=>'fddi',
'16'=>'lapb',
'17'=>'sdlc',
'18'=>'ds1',
'19'=>'e1',
'20'=>'basicISDN',
'21'=>'primaryISDN',
'22'=>'propPointToPointSerial',
'23'=>'ppp',
'24'=>'softwareLoopback',
'25'=>'eon',
'26'=>'ethernet-3Mbit',
'27'=>'nsip',
'28'=>'slip',
'29'=>'ultra',
'30'=>'ds3',
'31'=>'sip',
'32'=>'frame-relay',
'33'=>'rs232',
'34'=>'para',
'35'=>'arcnet',
'36'=>'arcnetPlus',
'37'=>'atm',
'38'=>'miox25',
'39'=>'sonet',
'40'=>'x25ple',
'41'=>'iso88022llc',
'42'=>'localTalk',
'43'=>'smdsDxi',
'44'=>'frameRelayService',
'45'=>'v35',
'46'=>'hssi',
'47'=>'hippi',
'48'=>'modem',
'49'=>'aal5',
'50'=>'sonetPath',
'51'=>'sonetVT',
'52'=>'smdsIcip',
'53'=>'propVirtual',
'54'=>'propMultiplexor',
'55'=>'100BaseVG'
);
my($vendor)=0;
if ($ARGV[0] eq '--vendor') {
$vendor = 1; shift @ARGV};
my($community,$router) = split /\@/, $ARGV[0];
die <<USAGE unless $community && $router;
USAGE: cfgmaker [--vendor] 'community'\@'router'
use the --vendor option to try and wrestle some better information
from willing livingston and cisco routers ... (may not work)
EXAMPLE: cfgmaker public\@ezwf7.ethz.ch >>mrtg.cfg
USAGE
my($sysDescr,$sysContact,$sysName,$sysLocation,$ifNumber,$sysObjectID) =
snmpget($router,$community,
'sysDescr','sysContact','sysName', 'sysLocation', 'ifNumber', 'sysObjectID');
$sysDescr =~ s/\r/<BR>/g; # Change returns to <BR>
my($cisco_router_sysid) = '1\.3\.6\.1\.4\.1\.9';
my($livingston_router_sysid) = '1\.3\.6\.1\.4\.1\.307';
my($ciscobox) = ($sysObjectID =~ /^$cisco_router_sysid/);
my($portmaster) = ($sysObjectID =~ /^$livingston_router_sysid/);
print <<ECHO;
WorkDir: d:\\mrtg\\pub\\www\\stats\\mrtg
######################################################################
# Description: $sysDescr
# Contact: $sysContact
# System Name: $sysName
# Location: $sysLocation
#.....................................................................
ECHO
my @ipadent = snmpgettable($router,$community, 'ipAdEntAddr');
print "Got Addresses\n" if $DEBUG;
my @ipadentif = snmpgettable($router,$community, 'ipAdEntIfIndex');
print "Got IfTable\n" if $DEBUG;
my @ifatmlec = snmpgettable($router,$community, 'ifAtmLecConfigEntry');
print "Got ifAtmLecConfigEntry\n" if $DEBUG;
my @ifatmlecName = snmpgettable($router,$community, 'ifAtmLecConfigName');
print "Got ifatmlecName\n" if $DEBUG;
my @ifatmvcl = snmpgettable($router,$community, 'ifAtmVclConfEntry');
print "Got ifAtmVclConfEntry\n" if $DEBUG;
my @ifatmpvc = snmpgettable($router,$community, 'ifAtmizerVclStatsEntry');
print "Got ifAtmizerVclStatsEntry\n" if $DEBUG;
my @ifatmVclConf2 = snmpgettable($router,$community, 'ifAtmVclConf2');
print "Got ifAtmVclConf2\n" if $DEBUG;
my @ifatmVclConf3 = snmpgettable($router,$community, 'ifAtmVclConf3');
print "Got ifAtmVclConf3\n" if $DEBUG;
my @ifatmpvc1 = snmpgettable($router,$community, 'ifAtmizerVclStatsEntr1');
print "Got ifatmpvc1\n" if $DEBUG;
my @ifatmpvc2 = snmpgettable($router,$community, 'ifAtmizerVclStatsEntr2');
print "Got ifatmpvc2\n" if $DEBUG;
# get circuit name 'ifAtmVclConf2'
# get atm Interface number 'ifAtmVclConf3'
# get atm interface -> atm_name 'ifAtmVclConfEntry'
my(%ipaddr, %iphost,$index);
while (scalar @ipadentif){
$index = shift @ipadentif;
$ipaddr{$index} = shift @ipadent;
# $iphost{$index} =
# gethostbyaddr(pack('C4',split(/\./,$ipaddr{$index})), AF_INET);
# if ($iphost{$index} eq ''){
$iphost{$index} = ' ';
# }
}
my(@ifdescr) = snmpgettable($router,$community, 'ifDescr');
print "Got IfDescr\n" if $DEBUG;
my(@iftype) = snmpgettable($router,$community, 'ifType');
print "Got IfType\n" if $DEBUG;
my(@ifspeed) = snmpgettable($router,$community, 'ifSpeed');
print "Got IfSpeed\n" if $DEBUG;
my(@ifadminstatus) = snmpgettable($router,$community, 'ifAdminStatus');
print "Got IfAdminStatus\n" if $DEBUG;
my(@ifoperstatus) = snmpgettable($router,$community, 'ifOperStatus');
print "Got IfOperStatus\n" if $DEBUG;
my(@ifindex) = snmpgettable($router,$community, 'ifIndex');
print "Got IfIndex\n" if $DEBUG;
my(%sifdesc,%siftype,%sifspeed,%sifadminstatus,%sifoperstatus,%sciscodescr);
### May need the cisco IOS version number so we know which oid to use
### to get the cisco description.
###
### - mjd 2/5/98 (Mike Diehn) (mdiehn@mindspring.net)
###
my ($cisco_ver, $cisco_descr_oid, @ciscodescr);
my (%atmindex, %atmindex2, %atmCir, %atmindex5, $atmindex2);
if ( $ciscobox ) {
($cisco_ver) = ($sysDescr =~ m/Version\s+([\d.]+)\(\d+\)\w*?,/o);
$cisco_descr_oid = ($cisco_ver ge "11.2") ? "ifAlias" : "CiscolocIfDescr";
}
print "Print from ifatmlecname \n" if $DEBUG;
while (scalar @ifatmlecName) {
$index = shift @ifatmlecName;
$sifdesc{$index} = shift @ifatmlec;
$siftype{$index} = '';
$sifspeed{$index} = '';
$sifadminstatus{$index} = '';
$sifoperstatus{$index} = '';
my $atm_Index = $index;
my $name = "$router.$index";
my $name2 = "$router.$sifdesc{$index}";
print "$sifdesc{$index}: '$sifdesc{$index}'\n" if $DEBUG;
print "$index: $atm_Index: $name: $name2: $sifdesc{$index}\n" if $DEBUG;
}
my $jet2;
print " sifdesc \n" if $DEBUG;
foreach $jet2 (%sifdesc) {
print "$jet2 \n" if $DEBUG;
}
print "Print from ifatmpvc1 \n" if $DEBUG;
while (scalar @ifatmpvc2) {
$index = shift @ifatmpvc2;
$atmindex{$index} = $index;
$atmCir{$index} = shift @ifatmpvc1;
my $atm_Index_Base = $index;
my $atm_Index = $atmindex{$index};
my $name = $atmCir{$index};
my $atm_index2 = $atmindex2{$index};
print "$index: $atm_Index_Base: $atm_Index: $name: $atm_index2\n" if $DEBUG;
print "$index: '$index'\n" if $DEBUG;
print "$atmindex{$index}: '$atmindex{$index}'\n" if $DEBUG;
print "$atmCir{$index}: '$atmCir{$index}'\n" if $DEBUG;
print "$atmindex2{$index}: '$atmindex2{$index}'\n" if $DEBUG;
}
while (scalar @ifatmVclConf3) {
$index = shift @ifatmVclConf3;
$atmindex2{$index} = shift @ifatmvcl;
}
print " atmindex \n" if $DEBUG;
foreach $jet2 (%atmindex) {
print "$jet2 \n" if $DEBUG;
}
print " atmCir \n" if $DEBUG;
foreach $jet2 (%atmCir) {
print "$jet2 \n" if $DEBUG;
}
print " atmindex2 \n" if $DEBUG;
foreach $jet2 (%atmindex2) {
print "$jet2 \n" if $DEBUG;
}
print "Print from ifatmVclconf3 \n" if $DEBUG;
while (scalar @ifindex) {
# as these arrays get filled from the bottom,
# we need to empty them from the botom as well ...
# fifo
$index = shift @ifindex;
$sifdesc{$index} = shift @ifdescr;
$siftype{$index} = shift @iftype;
$sifspeed{$index} = shift @ifspeed;
$sifadminstatus{$index} = shift @ifadminstatus;
$sifoperstatus{$index} = shift @ifoperstatus;
if ($portmaster && $vendor) {
# We can only approximate speeds
#
# so we think that ppp can do 76800 bit/s, and slip 38400.
# (actualy, slip is a bit faster, but usualy users with newer modems
# use ppp). Alternatively, you can set async speed to 115200 or
# 230400 (the maximum speed supported by portmaster).
#
# But if the interface is ptpW (sync), max speed is 128000
# change it to your needs. On various Portmasters there are
# various numbers of sync interfaces, so modify it.
#
# The most commonly used PM-2ER has only one sync.
#
# Paul Makeev (mac@redline.ru)
#
if ($siftype{$index} eq '23') {
if ($sifdesc{$index} eq 'ptpW1') {
$sifspeed{$index} = 128000;
} else {
$sifspeed{$index} = 76800;
}
} elsif ($siftype{$index} eq '28') {
$sifspeed{$index} = 38400;
} elsif ($siftype{$index} eq '6') {
$sifspeed{$index} = 10000000;
}
}
### Move this section south so we know what type of
### circuit we're looking at before we retrieve
### the cisco interface alias.
###
### This whole cicso thing should be re-written, but since
### this script doesn't need to run quickly...
###
### - mjd 2/5/98
###
# Get the user configurable interface description entered in the config
# if it's a cisco-box
#
if ($ciscobox && $vendor) {
my ($enoid, @descr);
$enoid = $snmpget::OIDS{"$cisco_descr_oid"} . "." . $index;
if ( $cisco_ver ge "11.2" or $siftype{$index} != '32' ) {
### This is either not a frame-relay sub-interface or
### this router is running IOS 11.2+ and interface
### type won't matter. In either of these cases, it's
### ok to try getting the ifAlias or ciscoLocIfDesc.
###
@descr = snmpget($router,$community, $enoid);
} else {
### This is a frame-relay sub-interface *and* the router
### is running an IOS older than 11.2. Therefore, we can
### get neither ifAlias nor ciscoLocIfDesc. Do something
### useful.
###
@descr = ("Cisco PVCs descriptions require IOS 11.2+.");
} # end if else
### Put whatever I got into the array we'll use later to append the result
### of this operation onto the results from the ifDescr fetch.
###
push @ciscodescr, shift @descr;
} # end if ($cisco_box && $vendor)
# especially since cisco does not return a if
# descr for each interface it has ...
## JB 2/8/97 - sometimes IOS inserts E1 controllers in the standard-MIB
## interface table, but not in the local interface table. This puts the
## local interface description table out-of-sync. the following
## modification skips over E1 cards as interfaces.
#
### I suspect that the mod I made above, to use the ifAlias
### oid if possible, may cause problems here. If it seems
### that your descriptions are out of sync, try commenting
### out the "if ( condition )" and it's closing right brace
### so that the "shift @ciscodescr" get executed for *all*
### iterations of this loop.
###
### - mjd 2/5/95
###
if ($ciscobox && $siftype{$index} != 18) {
$sciscodescr{$index} = "<BR>" . (shift @ciscodescr) if @ciscodescr;
}
}
my $jet;
print " atmindex2 \n" if $DEBUG;
foreach $jet (%atmindex2) {
print "$jet \n" if $DEBUG;
}
print " sifdesc \n" if $DEBUG;
foreach $jet (%sifdesc) {
print "$jet \n" if $DEBUG;
}
print " atmCir \n" if $DEBUG;
foreach $jet (%atmCir) {
print "$jet \n" if $DEBUG;
}
print " atmindex \n" if $DEBUG;
foreach $jet (%atmindex) {
print "$jet \n" if $DEBUG;
}
print " Possible Targets \n" if $DEBUG;
foreach $index ( sort { $atmindex2{$a} <=> $atmindex2{$b} } keys %atmindex2) {
my $c;
my $index2 = $atmindex2{$index};
# my $name = "$router.$sifdesc{$index2}.$atmindex2{$index}.$index";
my $name = "$router.$index2.$index";
my $target1 = "1.3.6.1.4.1.18.3.4.23.3.4.1.7.$atmCir{$index}.0.$index";
my $target2 = "1.3.6.1.4.1.18.3.4.23.3.4.1.21.$atmCir{$index}.0.$index";
print "$index: $index2: $name: $target1: $target2: \n" if $DEBUG;
$c = '';
print <<ECHO;
${c}
${c}Target[$name]: $target1&$target2:$community\@$router * 53
${c}MaxBytes[$name]: 19400000
${c}Title[$name]: $sysName ($iphost{$index}): $index2 <- $index $sifdesc{$index2}
${c}PageTop[$name]: <H1>Traffic Analysis for $index2 <- $index $sifdesc{$index2}
${c} $sciscodescr{$index}</H1>
${c} <TABLE>
${c} <TR><TD>System:</TD><TD>$sysName in $sysLocation</TD></TR>
${c} <TR><TD>Maintainer:</TD><TD>$sysContact</TD></TR>
${c} <TR><TD>Interface:</TD><TD>$sifdesc{$index} ($index)</TD></TR>
${c} <TR><TD>IP:</TD><TD>$iphost{$index} ($ipaddr{$index})</TD></TR>
${c} <TR><TD>Max Speed:</TD>
${c} <TD>19.4MB ($ifType_d{$siftype{$index}})</TD></TR>
${c} </TABLE>
${c}
#---------------------------------------------------------------
ECHO
}
}
main;
exit(0);
sub snmpget{
my($host,$community,@vars) = @_;
my(@enoid, $var,$response, $bindings, $binding, $value, $inoid,$outoid,
$upoid,$oid,@retvals);
my($hackcisco);
foreach $var (@vars) {
die "Unknown SNMP var $var\n"
unless $snmpget::OIDS{$var} || $var =~ /^\d+[\.\d+]*\.\d+$/;
if ($var =~ /^\d+[\.\d+]*\.\d+/) {
push @enoid, encode_oid((split /\./, $var));
$hackcisco = 1;
} else {
push @enoid, encode_oid((split /\./, $snmpget::OIDS{$var}));
$hackcisco = 0;
}
}
srand();
my $session = SNMP_Session->open ($host ,
$community,
161);
if ($session->get_request_response(@enoid)) {
$response = $session->pdu_buffer;
($bindings) = $session->decode_get_response ($response);
$session->close ();
while ($bindings) {
($binding,$bindings) = decode_sequence ($bindings);
($oid,$value) = decode_by_template ($binding, "%O%@");
my $tempo = pretty_print($value);
$tempo=~s/\t/ /g;
$tempo=~s/\n/ /g;
$tempo=~s/^\s+//;
$tempo=~s/\s+$//;
push @retvals, $tempo;
}
return (@retvals);
} else {
if ($hackcisco) {
return ("");
} else {
die "No answer from $ARGV[0]. You may be using the wrong community\n";
}
}
}
sub snmpgettable{
my($host,$community,$var) = @_;
my($next_oid,$enoid,$orig_oid,
$response, $bindings, $binding, $value, $inoid,$outoid,
$upoid,$oid,@table,$tempo);
die "Unknown SNMP var $var\n"
unless $snmpget::OIDS{$var};
$orig_oid = encode_oid(split /\./, $snmpget::OIDS{$var});
$enoid=$orig_oid;
srand();
my $session = SNMP_Session->open ($host ,
$community,
161);
for(;;) {
if ($session->getnext_request_response(($enoid))) {
$response = $session->pdu_buffer;
($bindings) = $session->decode_get_response ($response);
($binding,$bindings) = decode_sequence ($bindings);
($next_oid,$value) = decode_by_template ($binding, "%O%@");
# quit once we are outside the table
last unless BER::encoded_oid_prefix_p($orig_oid,$next_oid);
$tempo = pretty_print($value);
print "$var: '$tempo'\n" if $DEBUG;
$tempo=~s/\t/ /g;
$tempo=~s/\n/ /g;
$tempo=~s/^\s+//;
$tempo=~s/\s+$//;
push @table, $tempo;
} else {
warn "No sensible answer from $ARGV[0] for $var ... results may be wrong!\n";
last;
}
$enoid=$next_oid;
}
$session->close ();
return (@table);
}
sub fmi {
my($number) = $_[0];
my(@short);
@short = ("Bytes/s","kBytes/s","MBytes/s","GBytes/s");
my $digits=length("".$number);
my $divm=0;
while ($digits-$divm*3 > 4) { $divm++; }
my $divnum = $number/10**($divm*3);
return sprintf("%1.1f %s",$divnum,$short[$divm]);
}