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pandorafms/pandora_server/util/plugin/snmp_remote.pl

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8.6 KiB
Perl
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#!/usr/bin/perl
#-----------------------------------------------------------------------
# SNMP remote plugin
# Depending on the configuration returns the result of these modules:
# - % Memory Use
# - % CPU Use
# - % Disk Use
# - Show if a process is running or not
#
# Artica ST
# Copyright (C) 2013 mario.pulido@artica.es
#
# License: GPLv2+
#-----------------------------------------------------------------------
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# GPL License: http://www.gnu.org/licenses/gpl.txt
#-----------------------------------------------------------------------
use strict;
use Getopt::Std;
my $VERSION = 'v1r1';
#-----------------------------------------------------------------------
# HELP
#-----------------------------------------------------------------------
if ($#ARGV == -1 ) {
print "-H, --host=STRING\n";
print "\tHost IP\n";
print "-c, --community=STRING\n";
print "\tSnmp Community\n";
print "-m, --module=STRING\n";
print "\tDefine module (memuse|diskuse|process|cpuload) \n";
print "-d, --disk=STRING\n";
print "\tDefine disk name (C:, D: in Windows) or mount point (Linux)(only in diskuse module)\n";
print "-p, --process=STRING\n";
print "\tProcess or service name (only in process module)\n";
print "-v, --version=STRING\n";
print "\tVersion of protocol\n";
print "-u, --user=STRING\n";
print "\tAuth user\n";
print "-A, --auth=STRING\n";
print "\tAuth pass\n";
print "-l, --level=STRING\n";
print "\tSecurity level\n";
print "-a STRING\n";
print "\tAuth method\n";
print "-x STRING\n";
print "\tPrivacy method\n";
print "-X STRING\n";
print "\tPrivacy pass\n";
print "\n";
print "Example of use \n";
print "perl snmp_remoto.pl -H host -c community -m (memuse|diskuse|process|cpuload) [-p process -d disk] \n";
print "\n";
print "Version=$VERSION\n";
exit;
}
my (
$host, # $opts{"H"}
$community, # $opts{"c"}
$module, # $opts{"m"}
$disk, # $opts{"d"}
$process, # $opts{"p"}
$version, # $opts{"v"}
$user, # $opts{"u"}
$pass, # $opts{"A"}
$security_level, # $opts{"l"}
$auth_method, # $opts{"a"}
$privacy_method, # $opts{"x"}
$privacy_pass # $opts{"X"}
) = &options;
#-----------------------------------------------------------------------
# OPTIONS
#-----------------------------------------------------------------------
sub options {
# Get and check args
my %opts;
getopt( 'HcmdpvuAlaxX', \%opts );
#~ ' -u ' . $snmp3_auth_user .
#~ ' -A ' . $snmp3_auth_pass .
#~ ' -l ' . $snmp3_security_level .
#~ ' -a ' . $snmp3_auth_method .
#~ ' -x ' . $snmp3_privacy_method .
#~ ' -X' $snmp3_privacy_pass;
# host
$opts{"H"} = 0 unless ( exists( $opts{"H"} ) );
# community
$opts{"c"} = 0 unless ( exists( $opts{"c"} ) );
# module
$opts{"m"} = 0 unless ( exists( $opts{"m"} ) );
# disk
$opts{"d"} = "/" unless ( exists( $opts{"d"} ) );
# process
$opts{"p"} = 0 unless ( exists( $opts{"p"} ) );
# version
$opts{"v"} = "2c" unless ( exists( $opts{"v"} ) );
# user
$opts{"u"} = "" unless ( exists( $opts{"u"} ) );
# auth_pass
$opts{"A"} = "" unless ( exists( $opts{"A"} ) );
# security level
$opts{"l"} = "noAuthNoPriv" unless ( exists( $opts{"l"} ) );
# auth method
$opts{"a"} = "" unless ( exists( $opts{"a"} ) );
# privacy method
$opts{"x"} = "" unless ( exists( $opts{"x"} ) );
# privacy pass
$opts{"X"} = "" unless ( exists( $opts{"X"} ) );
return (
$opts{"H"},
$opts{"c"},
$opts{"m"},
$opts{"d"},
$opts{"p"},
$opts{"v"},
$opts{"u"},
$opts{"A"},
$opts{"l"},
$opts{"a"},
$opts{"x"},
$opts{"X"});
}
#-----------------------------------------------------------------------
# Module % Memory use
#-----------------------------------------------------------------------
if ($module eq "memuse") {
my $memuse = 0;
my $command_line_parammeters;
if ($version == "3") {
if ($auth_method eq 'authNoPriv') {
$command_line_parammeters = "-v $version -u $user -a $auth_method -A $pass -l $security_level $host";
}
elsif ($auth_method eq "noAuthNoPriv") {
$command_line_parammeters = "-v $version -u $user -l $security_level $host";
}
else {
$command_line_parammeters = "-v $version -u $user -a $auth_method -A $pass -l $security_level -x $privacy_method -X $privacy_pass $host";
}
}
else {
$command_line_parammeters = "-v $version -c $community $host";
}
my $memid = `snmpwalk -On $command_line_parammeters .1.3.6.1.2.1.25.2.3.1.3 | grep Physical | head -1 | gawk '{print \$1}' | gawk -F "." '{print \$13}' | tr -d "\r"`;
my $memtot = `snmpget $command_line_parammeters .1.3.6.1.2.1.25.2.3.1.5.$memid ` ;
my $memtot2 = `echo "$memtot" | gawk '{print \$4}'`;
my $memfree = `snmpget $command_line_parammeters .1.3.6.1.2.1.25.2.3.1.6.$memid` ;
my $memfree2 = `echo "$memfree" | gawk '{print \$4}'`;
$memuse = ($memfree2) * 100 / $memtot2;
printf("%.2f", $memuse);
}
#-----------------------------------------------------------------------
# Module % Disk use
#-----------------------------------------------------------------------
if ($module eq "diskuse") {
my $diskuse = 0;
my $command_line_parammeters;
if ($version == "3") {
if ($auth_method eq 'authNoPriv') {
$command_line_parammeters = "-v $version -u $user -a $auth_method -A $pass -l $security_level $host";
}
elsif ($auth_method eq "noAuthNoPriv") {
$command_line_parammeters = "-v $version -u $user -l $security_level $host";
}
else {
$command_line_parammeters = "-v $version -u $user -a $auth_method -A $pass -l $security_level -x $privacy_method -X $privacy_pass $host";
}
}
else {
$command_line_parammeters = "-v $version -c $community $host";
}
if ($disk =~ /\\ /) {
$disk =~ s/\\/\\\\/g;
}
my $diskid = `snmpwalk -r 2 -On $command_line_parammeters .1.3.6.1.2.1.25.2.3.1.3 | grep -F '$disk' | head -1 | gawk '{print \$1}' | gawk -F "." '{print \$13}' | tr -d "\r"`;
my $disktot = `snmpget -r 2 $command_line_parammeters .1.3.6.1.2.1.25.2.3.1.5.$diskid ` ;
my $disktot2 = `echo "$disktot" | gawk '{print \$4}'`;
if ($disktot2 == 0) {
$diskuse = 0;
}
else {
my $diskfree = `snmpget -r 2 $command_line_parammeters .1.3.6.1.2.1.25.2.3.1.6.$diskid` ;
my $diskfree2 = `echo "$diskfree" | gawk '{print \$4}'`;
$diskuse = ($disktot2 - $diskfree2) * 100 / $disktot2;
}
printf("%.2f", $diskuse);
}
#-----------------------------------------------------------------------
# Module Process Status
#-----------------------------------------------------------------------
if ($module eq "process") {
my $status = 0;
my $command_line_parammeters;
if ($version == "3") {
if ($auth_method eq 'authNoPriv') {
$command_line_parammeters = "-v $version -u $user -a $auth_method -A $pass -l $security_level $host";
}
elsif ($auth_method eq "noAuthNoPriv") {
$command_line_parammeters = "-v $version -u $user -l $security_level $host";
}
else {
$command_line_parammeters = "-v $version -u $user -a $auth_method -A $pass -l $security_level -x $privacy_method -X $privacy_pass $host";
}
}
else {
$command_line_parammeters = "-v $version -c $community $host";
}
$status = `snmpwalk $command_line_parammeters 1.3.6.1.2.1.25.4.2.1.2 2>/dev/null`;
if ($? == 0) {
print (($status =~ m/$process/mi)?1:0);
}
}
#-----------------------------------------------------------------------
# Module % Cpu Load
#-----------------------------------------------------------------------
if ($module eq "cpuload") {
my $cputotal = 0;
my $command_line_parammeters;
if ($version == "3") {
if ($auth_method eq 'authNoPriv') {
$command_line_parammeters = "-v $version -u $user -a $auth_method -A $pass -l $security_level $host";
}
elsif ($auth_method eq "noAuthNoPriv") {
$command_line_parammeters = "-v $version -u $user -l $security_level $host";
}
else {
$command_line_parammeters = "-v $version -u $user -a $auth_method -A $pass -l $security_level -x $privacy_method -X $privacy_pass $host";
}
}
else {
$command_line_parammeters = "-v $version -c $community $host";
}
my $cpuload = `snmpwalk $command_line_parammeters .1.3.6.1.2.1.25.3.3.1.2 | gawk '{print \$4}' `;
my @cpuload = split(/\n/, $cpuload);
my $sum;
my $counter = 0;
foreach my $val(@cpuload) {
$sum = $sum + $val;
$counter++;
}
$cputotal = $sum/$counter;
print $cputotal;
}
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