cfgmakerov
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上传日期:2013-05-04
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文件大小:15k
- #!/usr/local/bin/perl5
- # -*- mode: Perl -*-
- ##################################################################
- # Config file creator
- ##################################################################
- # Created by Laurie Gellatly <gellatly@one.net.au>
- # based on mrtg cfgmaker by Tobias Oetiker <oetiker@ee.ethz.ch>
- # this produces a config file for one router, by pulling info
- # off the router via snmp and then writing files ready for
- # snmpCollect to use (via xnmcollect) and later ovlg calls
- #################################################################
- #
- # Distributed under the GNU copyleft
- #
- # $Id: cfgmakerov,v 1.1.1.1 2002/02/26 10:16:36 oetiker Exp $
- #
- use SNMP_Session "0.58";
- use BER "0.57";
- use Socket;
- use strict;
- use vars '$DEBUG';
- my $DEBUG = 0;
- my $webdir = "/var/opt/ns-fasttrack/docs/mrtg/";
- %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',
- 'ifName' => '1.3.6.1.2.1.31.1.1.1.1'
- );
- 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;
- my($router) = $ARGV[0];
- die <<USAGE unless $router;
- USAGE: cfgmakerov 'router'
- EXAMPLE: cfgmakerov ezwf7.ethz.ch >>mrtg.cfg
- USAGE
-
-
- my($sysDescr,$sysContact,$sysName,$sysLocation,$ifNumber,$sysObjectID) =
- snmpget($router,
- 'sysDescr','sysContact','sysName', 'sysLocation', 'ifNumber', 'sysObjectID');
- ### The next three lines can be deleted once Someone gives this box a name
- if ($router eq '10.26.254.1') {
- $sysName = 'nrgiga';
- }
- if ($sysName eq "") {
- $sysName = $router;
- }
- my($sysNameL) = $sysName;
- $sysNameL =~ tr/[A-Z]/[a-z]/;
- $sysDescr =~ s/r/<BR>/g; # Change returns to <BR>
- my($ciscobox) = ($sysObjectID =~ /cisco/);
- my($portmaster) = ($sysObjectID =~ /livingston/);
- $vendor = ($ciscobox || $portmaster) ;
- my($ifInErrors) = '1.3.6.1.2.1.2.2.1.14';
- my($ifOutErrors) = '1.3.6.1.2.1.2.2.1.20';
- ### Create the directory if it does not exist
- mkdir("$webdir$sysNameL",0777);
-
- print <<ECHO;
- WorkDir: $webdir$sysNameL
- IconDir: ../
- ######################################################################
- # Description: $sysDescr
- # Contact: $sysContact
- # System Name: $sysName
- # Location: $sysLocation
- #.....................................................................
- ECHO
- if ( $ciscobox ) {
- print <<ECHO;
- # Router CPU load %
- Target[$sysNameL.cpu]: `perl ovcvtfile $router 0 2`
- MaxBytes[$sysNameL.cpu]: 100
- Title[$sysNameL.cpu]: CPU LOAD
- PageTop[$sysNameL.cpu]: <H1>CPU Load %</H1>
- ShortLegend[$sysNameL.cpu]: %
- XSize[$sysNameL.cpu]: 380
- YSize[$sysNameL.cpu]: 100
- YLegend[$sysNameL.cpu]: CPU Utilization
- Legend1[$sysNameL.cpu]: CPU Utilization in % (Load)
- Legend2[$sysNameL.cpu]: CPU Utilization in % (Load)
- Legend3[$sysNameL.cpu]:
- Legend4[$sysNameL.cpu]:
- LegendI[$sysNameL.cpu]:
- LegendO[$sysNameL.cpu]: Usage:
- Options[$sysNameL.cpu]: growright, gauge
- #---------------------------------------------------------------
- ECHO
- }
- my @ipadent = snmpgettable($router, 'ipAdEntAddr');
- print STDERR "Got Addressesn" if $DEBUG;
- my @ipadentif = snmpgettable($router, 'ipAdEntIfIndex');
- print STDERR "Got IfTablen" if $DEBUG;
- my(%ipaddr, %iphost,$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} = $ipaddr{$index};
- }
-
- }
- my(@ifdescr) = snmpgettable($router, 'ifDescr');
- print STDERR "Got IfDescrn" if $DEBUG;
- my(@iftype) = snmpgettable($router, 'ifType');
- print STDERR "Got IfTypen" if $DEBUG;
- my(@ifspeed) = snmpgettable($router, 'ifSpeed');
- print STDERR "Got IfSpeedn" if $DEBUG;
- my(@ifadminstatus) = snmpgettable($router, 'ifAdminStatus');
- print STDERR "Got IfStatusn" if $DEBUG;
- my(@ifoperstatus) = snmpgettable($router, 'ifOperStatus');
- print STDERR "Got IfOperStatusn" if $DEBUG;
- my(@ifindex) = snmpgettable($router, 'ifIndex');
- print STDERR "Got IfIndexn" if $DEBUG;
- my(@ifname) = snmpgettable($router, 'ifName');
- print STDERR "Got IfNamen" if $DEBUG;
- my(%sifdesc,%siftype,%sifspeed,%sifadminstatus,%sifoperstatus,%sciscodescr,%sifname);
- ### May need the cisco IOS version number so we know which oid to use
- ### to get the cisco description.
- ###
- ### - mjd 2/5/98 (Mike Diehn) (mdiehn@mindspring.net)
- ###
- my ($cisco_ver, $cisco_descr_oid, @ciscodescr);
- if ( $ciscobox ) {
- ($cisco_ver) = ($sysDescr =~ /Versions+([d.]+)/);
- $cisco_descr_oid = ($cisco_ver ge "11.3") ? "ifAlias" : "CiscolocIfDescr";
- }
-
- 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;
- $sifname{$index} = shift @ifname;
- $siftype{$index} = shift @iftype;
- $sifspeed{$index} = shift @ifspeed;
- $sifadminstatus{$index} = shift @ifadminstatus;
- $sifoperstatus{$index} = shift @ifoperstatus;
- if ($portmaster) {
- # Trying to extract extra info livingston
- # We can only approximate speeds
- #
- # so we think that ppp can do 76800 bit/s, and slip 38400.
- # (actualy, slip is a bit faster, but usualy users with newer modems
- # use ppp). Alternatively, you can set async speed to 115200 or
- # 230400 (the maximum speed supported by portmaster).
- #
- # But if the interface is ptpW (sync), max speed is 128000
- # change it to your needs. On various Portmasters there are
- # various numbers of sync interfaces, so modify it.
- #
- # The most commonly used PM-2ER has only one sync.
- #
- # Paul Makeev (mac@redline.ru)
- #
- if ($siftype{$index} eq 'ppp') {
- if ($sifdesc{$index} eq 'ptpW1') {
- $sifspeed{$index} = 128000;
- } else {
- $sifspeed{$index} = 76800;
- }
- } elsif ($siftype{$index} eq 'slip') {
- $sifspeed{$index} = 38400;
- } elsif ($siftype{$index} eq 'ethernetCsmacd') {
- $sifspeed{$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 ($ciscobox) {
- my ($enoid, @descr);
- $enoid = $snmpget::OIDS{"$cisco_descr_oid"} . "." . $index;
- if ( $cisco_ver ge "11.2" or $siftype{$index} ne 'frame-relay' ) {
- ### 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, $enoid);
- } else {
- ### This is a frame-relay sub-interface *and* the router
- ### is running an IOS older than 11.2. Therefore, we can
- ### get neither ifAlias nor ciscoLocIfDesc. Do something
- ### useful.
- ###
- @descr = ("Cisco PVCs descriptions require IOS 11.2+.");
- } # end if else
- ### Put whatever I got into the array we'll use later to append the result
- ### of this operation onto the results from the ifDescr fetch.
- ###
- push @ciscodescr, shift @descr;
- } # end if ($ciscobox)
- # 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} ne 'ds1') {
- $sciscodescr{$index} = "<BR>" . (shift @ciscodescr) if @ciscodescr;
- }
- }
- foreach $index ( sort { $a <=> $b } keys %sifdesc) {
- my $c;
- my $speed = int($sifspeed{$index} / 8); # bits to byte
- # LJG Change to report in Bits
- # my $speed_str=&fmi($speed);
- my $speed_str=&fmi($sifspeed{$index});
- my $name="$sysNameL.$index";
- my $namerr="$sysNameL.$index.err";
- if (($sifadminstatus{$index} ne "up")
- # this check added by Josh - don't query E1-stack controllers
- || ($siftype{$index} eq 'ds1')
- || ($siftype{$index} eq 'softwareLoopback')
- || ($speed == 0 )
- # LJG Change to report all in Bits
- # || ($speed > 400 * 10**6) #speeds of 400 MByte/s are not realistic
- || ($speed > 3200 * 10**6) #speeds of 400 MByte/s are not realistic
- || ($sifoperstatus{$index} eq 'down')
- || (($sifdesc{$index}=~ /Dialer/) && ($ciscobox))) {
- print <<ECHO;
- ########
- ######## This Interface is one of the following
- ######## - administratively not UP
- ######## - it is in test mode
- ######## - it is a softwareLoopback interface
- ######## - has a unrealistic speed setting
- ######## It is commented out for this reason.
- ########
- ECHO
- $c="# ";
- }else {
- $c = '';
- }
-
- print <<ECHO;
- ${c}
- ${c}Target[$name]: `perl ovcvtfile $router $index 1`
- ${c}MaxBytes[$name]: $speed
- ${c}Title[$name]: $sysName ($iphost{$index}): $sifdesc{$index} $sifname{$index}
- ${c}Options[$name]: growright, gauge, bits
- ${c}PageTop[$name]: <H1>Traffic Analysis for $sifdesc{$index}
- ${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 - $sifname{$index})</TD></TR>
- ${c} <TR><TD>IP:</TD><TD>$iphost{$index} ($ipaddr{$index})</TD></TR>
- ${c} <TR><TD>Max Speed:</TD>
- ${c} <TD>$speed_str ($siftype{$index})</TD></TR>
- ${c} </TABLE>
- ${c}
- #---------------------------------------------------------------
- # In and Out Error Counts
- ${c}
- ${c}Target[$namerr]: `perl ovcvtfile $router $index 0`
- ${c}MaxBytes[$namerr]: 2147483600
- ${c}Title[$namerr]: $sysName ($iphost{$index}): $sifdesc{$index} $sifname{$index} I/O Errors
- ${c}Options[$namerr]: growright, gauge
- ${c}PageTop[$namerr]: <H1>I/O Error Analysis for $sifdesc{$index}
- ${c} $sciscodescr{$index}</H1>
- ${c}YLegend[$namerr]: Errors/Period
- ${c}Legend1[$namerr]: Inward Errors
- ${c}Legend2[$namerr]: Outward Errors
- ${c}Legend3[$namerr]:
- ${c}Legend4[$namerr]:
- ${c}LegendI[$namerr]: In :
- ${c}LegendO[$namerr]: Out :
- ${c}
- #---------------------------------------------------------------
- ECHO
- }
- }
-
- main;
- exit(0);
- sub snmpget{
- my($host,@vars) = @_;
- my(@enoid, $var,$response, $bindings, $binding, $value, $inoid,$outoid,
- $upoid,$oid,@retvals,$t1,$t2,@resp,$tempo);
- my($hackcisco);
- foreach $var (@vars) {
- die "Unknown SNMP var $varn"
- unless $snmpget::OIDS{$var} || $var =~ /^d+[.d+]*.d+$/;
- if ($var =~ /^d+[.d+]*.d+/) {
- $value = $value.$var." ";
- $hackcisco = 1;
- } else {
- $value = $value.$snmpget::OIDS{$var}." ";
- $hackcisco = 0;
- }
- }
- open(SNMPG, "snmpget $host $value |");
- # print STDERR $value;
- while ($tempo =<SNMPG>){
- # print STDERR $tempo;
- ($t1, $t2, $tempo ) = split /:/ , $tempo, 3;
- if (!$tempo){
- if ($t2){
- $t1 = $t1 .":".$t2;
- }
- $tempo = pop(@retvals)." ".$t1 ;
- }
- $tempo=~s/t/ /g;
- $tempo=~s/n/ /g;
- $tempo=~s/^s+//;
- $tempo=~s/s+$//;
- push @retvals, $tempo;
- }
- # print STDERR @retvals;
- close (SNMPG);
- return (@retvals);
- }
- sub snmpgettable{
- my($host,$var) = @_;
- my($next_oid,$enoid,$orig_oid,
- $response, $bindings, $binding, $t1, $t2,$outoid,
- $upoid,$oid,@table,$tempo);
- die "Unknown SNMP var $varn"
- unless $snmpget::OIDS{$var};
-
- $orig_oid = $snmpget::OIDS{$var}." ";
- $enoid=$orig_oid;
- open(SNMPG, "snmpwalk $host $orig_oid |");
- # print STDERR $orig_oid;
- while ($tempo =<SNMPG>){
- # print STDERR $tempo;
- ($t1, $t2, $tempo ) = split /:/ , $tempo ,3;
- if (!$tempo){
- if ($t2){
- $t1 = $t1 .":".$t2;
- }
- $tempo = pop(@table)." ".$t1 ;
- }
- $tempo=~s/t/ /g;
- $tempo=~s/n/ /g;
- $tempo=~s/^s+//;
- $tempo=~s/s+$//;
- push @table, $tempo;
-
- }
- close (SNMPG);
- return (@table);
- }
- sub fmi {
- my($number) = $_[0];
- my(@short);
- # LJG Change to report in Bits
- # @short = ("Bytes/s","kBytes/s","MBytes/s","GBytes/s");
- @short = ("Bits/s","kBits/s","MBits/s","GBits/s");
- my $digits=length("".$number);
- my $divm=0;
- while ($digits-$divm*3 > 3) { $divm++; }
- my $divnum = $number/10**($divm*3);
- return sprintf("%1.1f %s",$divnum,$short[$divm]);
- }