migrate from EUMM to Module::Build
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Oliver Gorwits
207
contrib/util/make_snmpdata.pl
Executable file
207
contrib/util/make_snmpdata.pl
Executable file
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#!/usr/bin/perl
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#
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# make_snmpdata.pl
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#
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# Copyright (c) 2012 Eric Miller
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# All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions are met:
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#
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# * Redistributions of source code must retain the above copyright notice,
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# this list of conditions and the following disclaimer.
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# * Redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in the
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# documentation and/or other materials provided with the distribution.
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# * Neither the name of the University of California, Santa Cruz nor the
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# names of its contributors may be used to endorse or promote products
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# derived from this software without specific prior written permission.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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# LIABLE FOR # ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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# POSSIBILITY OF SUCH DAMAGE.
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use strict;
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use warnings;
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use Carp;
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use Getopt::Long;
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use Pod::Usage;
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use SNMP;
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local $| = 1;
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my $mibdirs = ['/usr/local/share/snmp/mibs'];
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my $comm = 'public';
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my $ver = '2c';
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my $dev;
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my $ignore = 0;
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my $help = 0;
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GetOptions(
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'community=s' => \$comm,
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'device=s' => \$dev,
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'ignore' => \$ignore,
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'mibdir=s' => \$mibdirs,
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'version' => \$ver,
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'help|?' => sub { pod2usage(2); },
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) or pod2usage(2);
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unless ( defined $dev && $ver =~ /[1|2c]/ ) {
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pod2usage(1);
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}
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local $ENV{'SNMPCONFPATH'} = '' if $ignore;
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local $ENV{'MIBDIRS'} = "$mibdirs" if $ignore;
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SNMP::addMibDirs($mibdirs);
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# Connect to Device
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my $sess = SNMP::Session->new(
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'UseEnums' => 1,
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'RetryNoSuch' => 1,
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'DestHost' => $dev,
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'Community' => $comm,
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'Version' => $ver,
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'UseSprintValue' => 1
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);
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my $sysdescr = $sess->get('sysDescr.0');
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unless ( defined $sysdescr ) {
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die "Couldn't connect to $dev via snmp.\n";
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}
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SNMP::loadModules(@ARGV);
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# Create a hash of MIB Modules for which we want results
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my %mib_hash = map {$_ => 1} @ARGV;
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# Add the common MIB Modules we always want
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my @common_mibs = ('SNMPv2-MIB', 'IF-MIB');
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foreach my $mib (@common_mibs) {
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$mib_hash{$mib} = 1;
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}
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foreach my $key ( sort( keys %SNMP::MIB ) ) {
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my $module = $SNMP::MIB{$key}{moduleID} || '';
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# IMPORTS pulls in many modules we don't want to walk
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# Only walk those we've specified
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next unless (defined $mib_hash{$module});
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my $access = $SNMP::MIB{$key}{'access'} || '';
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next unless ( $access =~ /Read|Create/x );
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my $label = SNMP::translateObj( $key, 0, 1 ) || '';
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snmpwalk($label);
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}
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sub snmpwalk {
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return unless defined $sess;
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my $label = shift;
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my $var = SNMP::Varbind->new( [$label] );
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my $e = 0;
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my $last_iid = '';
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my %seen = ();
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while ( !$e ) {
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$sess->getnext($var);
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$e = $sess->{ErrorNum};
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return if $var->[0] ne $label;
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my $iid = $var->[1];
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my $val = $var->[2];
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return unless defined $iid;
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# Check to see if we've already seen this IID (looping)
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if ( defined $seen{$iid} and $seen{$iid} ) {
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warn "Looping on $label iid:$iid. Skipped.\n";
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return;
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}
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else { $seen{$iid}++; }
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# why is it looping?
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return if $last_iid eq $iid;
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$last_iid = $iid;
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my $line = "$label.$iid = $val";
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print "$line\n";
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}
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return;
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}
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__END__
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=head1 NAME
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make_snmpdata.pl - Tool to get SNMP data for the SNMP::Info testing framework
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=head1 AUTHOR
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Eric Miller
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=head1 SYNOPSIS
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make_snmpdata.pl [options] MIB-MODULE-1 MIB-MODULE-2
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Options:
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-community SNMP Community
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-device IP Address to query
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-ignore Ignore Net-SNMP configuration file
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-mibdir Directory containing MIB Files
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-version SNMP version to use
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-help Brief help message
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=head1 OPTIONS
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=over 8
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=item B<-community>
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SNMP Community, either 1 or 2c. Defaults to version 2c
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-community 2c
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=item B<-device>
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IP Address to query for the SNMP data. No default and a mandatory option.
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-device 127.0.0.1
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=item B<-ignore >
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Ignore Net-SNMP configuration file snmp.conf. If this used mibdirs must be
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provided
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-ignore
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=item B<-mibdir>
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Directory containing MIB Files. Mutiple directories should be separated by a
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colon ':'. Defaults to /usr/local/share/snmp/mibs.
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-mibdir /usr/local/share/snmp/mibs/rfc:/usr/local/share/snmp/mibs/net-snmp
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=item B<-version>
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SNMP version to use. Only version 1 and 2c are supported. Defaults to 2c
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-version 2c
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=item B<-help>
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Print help message and exits.
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=back
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=head1 DESCRIPTION
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B<make_snmpdata.pl> will gather SNMP data by walking specified MIB files and
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output the data to a file which can be used by the SNMP::Info testing
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framework.
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=cut
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