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Merge branch 'ent-10096-adaptacion-snmp_remote-pl-para-ejecutarlo-de-forma-externa' into 'develop' 

added new version to plugin snmp_remote.pl, added tentacle, monitoring more than one process

See merge request artica/pandorafms!5366
This commit is contained in:
Alejandro Sánchez 2023-01-04 15:13:58 +00:00
parent c889f092ce 4e00c80a1b
commit 0ac34f5243
2 changed files with 407 additions and 0 deletions
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19
pandora_plugins/SNMP remoto/snmp_remotev1r3/snmp.conf Normal file
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# name for the agent
agent_name=snmp_remote
# configuration (1 for activate modules)
memuse=1
diskuse=1
cpuload=1
process=1
# number of proces to monitoring, each one create a module
numberprocess=3
# name for each process
process1=dhcp
process2=dockerd
process3=docker-proxy
# transfer configuration
mode=tentacle
tentacle_ip=
tentacle_port=41121
#define
as_server_plugin=1

388
pandora_plugins/SNMP remoto/snmp_remotev1r3/snmp_remote.pl Normal file
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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
#-----------------------------------------------------------------------
# Revised by Kevin Rojas 2020 kevin.rojas@pandorafms.com
# - Added check for Module options
# - Optimized SNMP v3 code
# - Improved Help
#-----------------------------------------------------------------------
#-----------------------------------------------------------------------
# Revised by Kevin Rojas 2023 alejandro.sanchez@pandorafms.com
# - Added plugin tools options like tentacle
# - Added file conf for configuration
# - added option for monitoring more than 1 process in the same execution
#-----------------------------------------------------------------------
use strict;
use Getopt::Std;
my $VERSION = 'v1r3';
#------------------------------
use File::Basename;
my $dirname;
BEGIN { $dirname = dirname(__FILE__);}
use lib $dirname;
use PandoraFMS::PluginTools;
# Variables del conf
my $config;
$config = read_configuration($config);
my $agent_name=$config->{'agent_name'};
my $mode=$config->{'mode'};
my $tentacle_ip=$config->{'tentacle_ip'};
my $tentacle_port=$config->{'tentacle_port'};
my $memuseconf=$config->{'memuse'};
my $diskuseconf=$config->{'diskuse'};
my $cpuloadconf=$config->{'cpuload'};
my $processconf=$config->{'process'};
my $numberprocess=$config->{'numberprocess'};
my @modules;
my $module_group = $config->{'module_group'};
my $valid_conf = 1;
my $as_server_plugin = $config->{'as_server_plugin'};
if ($config->{'mode'} eq "tentacle" && !$config->{'tentacle_ip'}){
print "ERROR: [transfer_mode] set to [tentacle], but no [tentacle_ip] provided.\n";
$valid_conf = 0;
}
#----------------------------------
#-----------------------------------------------------------------------
# HELP
#-----------------------------------------------------------------------
if ($#ARGV == -1 ) {
print "SNMP remote plugin ($VERSION). Retrieves information via SNMP for:\n";
print "\t- Memory Usage (%)\n";
print "\t- CPU Usage (%)\n";
print "\t- Disk Usage (%)\n";
print "\t- Whether a process is running (1) or not (0)\n";
print "\n";
print "Arguments:\n\n";
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 "\t[Only for diskuse module] Define disk name (C:, D: in Windows) or mount point (Linux). Default: /\n";
print "-p, --process=STRING\n";
print "\t[Only for process module] Process or service name\n\n";
print "SNMP v3 options:\n";
print "\n";
print "-v, --version=STRING\n";
print "\tSNMP version (Default 2c)\n";
print "-u, --user=STRING\n";
print "\tAuth user\n";
print "-l, --level=STRING\n";
print "\tSecurity level\n";
print "-a STRING\n";
print "\tAuth method\n";
print "-A, --auth=STRING\n";
print "\tAuth pass\n";
print "-x STRING\n";
print "\tPrivacy method\n";
print "-X STRING\n";
print "\tPrivacy pass\n";
print "\n";
print "Usage: \n";
print "SNMP v1|2|2c:\n" ;
print "\tperl $0 -H host -c community -m (memuse|diskuse|process|cpuload) [-p process -d disk] \n" ;
print "SNMP v3:\n" ;
print "\tperl $0 -H host -v 3 -u user -l seclevel -a authMethod -A authPass -x privMethod -X privPass -m (memuse|diskuse|process|cpuload) [-p process -d disk] \n" ;
print "\n" ;
exit;
}
my (
$host, # $opts{"H"}
$community, # $opts{"c"}
$disk, # $opts{"d"}
$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{"d"},
$opts{"v"},
$opts{"u"},
$opts{"A"},
$opts{"l"},
$opts{"a"},
$opts{"x"},
$opts{"X"});
}
# unless ( $module ~~ ["memuse","cpuload","process","diskuse"] ){
# print "Error: Invalid or missing argument (-m).\n";
# print "Available options: memuse | diskuse | process | cpuload \n\n";
# exit;
# }
unless ($host){
print "Error: missing host address.\n";
exit;
}
#-----------------------------------------------------------------------
# SNMP Version parameters
#-----------------------------------------------------------------------
my $command_line_parameters;
if ($version == "3") {
if (lc($security_level) eq lc('authNoPriv')) {
$command_line_parameters = "-v $version -u $user -a $auth_method -A '$pass' -l $security_level $host";
}
elsif (lc($security_level) eq lc("AuthPriv")) {
$command_line_parameters = "-v $version -u $user -a $auth_method -A '$pass' -l $security_level -x $privacy_method -X '$privacy_pass' $host";
}
else {
$command_line_parameters = "-v $version -u $user -l $security_level $host";
}
}
else {
$command_line_parameters = "-v $version -c $community $host";
}
#-----------------------------------------------------------------------
# Memory use % module
#-----------------------------------------------------------------------
if($memuseconf==1){
my $memuse = 0;
my $memid = `snmpwalk -On $command_line_parameters .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 = split(/\s/, `snmpget $command_line_parameters .1.3.6.1.2.1.25.2.3.1.5.$memid `) ;
my @memfree = split(/\s/, `snmpget $command_line_parameters .1.3.6.1.2.1.25.2.3.1.6.$memid `) ;
if ($memid){
$memuse = ($memfree[-1]) * 100 / $memtot[-1];
#printf("%.2f", $memuse);
push @modules, {
'name' => "Total RAM used (%)",
'type' => "generic_data",
'value' => $memuse,
'desc' => "Memory use % module",
'unit' => "%",
'module_group' => $module_group
};
}
else {
print STDOUT "-1";
print STDERR "Error: Memory OID not found";
}
}
#-----------------------------------------------------------------------
# Disk use % module
#-----------------------------------------------------------------------
if($diskuseconf==1){
my $diskuse = 0;
unless ($disk){
print "Error: Invalid or missing argument (-d).\n";
exit;
}
if ($disk =~ /\\ /) {
$disk =~ s/\\/\\\\/g;
}
my $diskid = `snmpwalk -r 2 -On $command_line_parameters .1.3.6.1.2.1.25.2.3.1.3 | grep -F '$disk' | head -1 | gawk '{print \$1}' | gawk -F "." '{print \$13}' | tr -d "\r"`;
my @disktot= split /\s/, `snmpget -r 2 $command_line_parameters .1.3.6.1.2.1.25.2.3.1.5.$diskid` ;
if ($diskid == ""){
print STDOUT "-1";
print STDERR "Error: Disk or partition not found\n";
exit;
}
if ($disktot[-1] == 0) {
$diskuse = 0;
}
else {
my @diskfree = split (/\s/, `snmpget -r 2 $command_line_parameters .1.3.6.1.2.1.25.2.3.1.6.$diskid`) ;
$diskuse = ($disktot[-1] - $diskfree[-1]) * 100 / $disktot[-1];
}
#printf("%.2f", $diskuse);
push @modules, {
'name' => "Storage Physical (%)",
'type' => "generic_data",
'value' => $diskuse,
'desc' => "Disk use % module",
'unit' => "%",
'module_group' => $module_group
};
}
#-----------------------------------------------------------------------
# Process Status module
#-----------------------------------------------------------------------
if($processconf==1){
my $i;
my $count=0;
my $status = 0;
$status = `snmpwalk $command_line_parameters .1.3.6.1.2.1.25.4.2.1.2 2>/dev/null`;
for ($i=0;$i<$numberprocess;$i++){
$count=$count+1;
my $processname =$config->{'process'. $count};
if ($? == 0) {
push @modules, {
'name' => 'Process "'.$processname.'"',
'type' => "generic_proc",
'value' => ($status =~ m/$processname/mi)?1:0,
'desc' => "Process Status module",
'module_group' => $module_group
};
}
#print (($status =~ m/$process/mi)?1:0);
}
}
#-----------------------------------------------------------------------
# CPU Load % module
#-----------------------------------------------------------------------
if($cpuloadconf==1){
my $cputotal = 0;
my $cpuload = `snmpwalk $command_line_parameters .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;
push @modules, {
'name' => "CPU Load (%)",
'type' => "generic_data",
'value' =>$cputotal,
'desc' => "CPU Load % module",
'unit' => "%",
'module_group' => $module_group
};
#print $cputotal;
}
my $xml = print_agent($config, {
'agent_name' => $agent_name
}, \@modules);
if (!transfer_xml($config, $xml)){
if ($as_server_plugin != 1){
print_module ($config, {
name => "snmp_remote",
type => "generic_proc",
desc => "",
value => 0,
});
}
exit 0;
}
#print $xml;