268 lines
9.7 KiB
Perl
268 lines
9.7 KiB
Perl
package PandoraFMS::InventoryServer;
|
|
|
|
##########################################################################
|
|
# Pandora FMS Inventory Server.
|
|
##########################################################################
|
|
# Copyright (c) 2007-2021 Artica Soluciones Tecnologicas S.L
|
|
# This code is not free or OpenSource. Please don't redistribute.
|
|
##########################################################################
|
|
|
|
use strict;
|
|
use warnings;
|
|
|
|
use threads;
|
|
use threads::shared;
|
|
use Thread::Semaphore;
|
|
|
|
use File::Temp qw(tempfile unlink0);
|
|
use POSIX qw(strftime);
|
|
use HTML::Entities;
|
|
use MIME::Base64;
|
|
use JSON;
|
|
|
|
# UTF-8 flags control with I/O for multibyte characters
|
|
use open ":utf8";
|
|
|
|
# Default lib dir for RPM and DEB packages
|
|
BEGIN { push @INC, '/usr/lib/perl5'; }
|
|
|
|
use PandoraFMS::Tools;
|
|
use PandoraFMS::DB;
|
|
use PandoraFMS::Core;
|
|
use PandoraFMS::ProducerConsumerServer;
|
|
|
|
# Inherits from PandoraFMS::ProducerConsumerServer
|
|
our @ISA = qw(PandoraFMS::ProducerConsumerServer);
|
|
|
|
# Global variables
|
|
my @TaskQueue :shared;
|
|
my %PendingTasks :shared;
|
|
my $Sem :shared;
|
|
my $TaskSem :shared;
|
|
|
|
########################################################################################
|
|
# Inventory Server class constructor.
|
|
########################################################################################
|
|
sub new ($$;$) {
|
|
my ($class, $config, $dbh) = @_;
|
|
|
|
return undef unless $config->{'inventoryserver'} == 1;
|
|
|
|
# Initialize semaphores and queues
|
|
@TaskQueue = ();
|
|
%PendingTasks = ();
|
|
$Sem = Thread::Semaphore->new;
|
|
$TaskSem = Thread::Semaphore->new (0);
|
|
|
|
# Call the constructor of the parent class
|
|
my $self = $class->SUPER::new($config, INVENTORYSERVER, \&PandoraFMS::InventoryServer::data_producer, \&PandoraFMS::InventoryServer::data_consumer, $dbh);
|
|
|
|
bless $self, $class;
|
|
return $self;
|
|
}
|
|
|
|
###############################################################################
|
|
# Run.
|
|
###############################################################################
|
|
sub run ($) {
|
|
my $self = shift;
|
|
my $pa_config = $self->getConfig ();
|
|
|
|
print_message ($pa_config, " [*] Starting " . $pa_config->{'rb_product_name'} . " Inventory Server.", 1);
|
|
$self->setNumThreads ($pa_config->{'inventory_threads'});
|
|
$self->SUPER::run (\@TaskQueue, \%PendingTasks, $Sem, $TaskSem);
|
|
}
|
|
|
|
###############################################################################
|
|
# Data producer.
|
|
###############################################################################
|
|
sub data_producer ($) {
|
|
my $self = shift;
|
|
my ($pa_config, $dbh) = ($self->getConfig (), $self->getDBH ());
|
|
|
|
my @tasks;
|
|
my @rows;
|
|
|
|
if (pandora_is_master($pa_config) == 0) {
|
|
if ($pa_config->{'dbengine'} ne 'oracle') {
|
|
@rows = get_db_rows ($dbh,
|
|
'SELECT tagent_module_inventory.id_agent_module_inventory, tagent_module_inventory.flag, tagent_module_inventory.timestamp
|
|
FROM tagente, tagent_module_inventory, tmodule_inventory
|
|
WHERE tagente.server_name = ?
|
|
AND tmodule_inventory.id_module_inventory = tagent_module_inventory.id_module_inventory
|
|
AND tmodule_inventory.id_os IS NOT NULL
|
|
AND tagente.id_agente = tagent_module_inventory.id_agente
|
|
AND tagent_module_inventory.target <> \'\'
|
|
AND tagente.disabled = 0
|
|
AND (tagent_module_inventory.timestamp = \'1970-01-01 00:00:00\'
|
|
OR UNIX_TIMESTAMP(tagent_module_inventory.timestamp) + tagent_module_inventory.interval < UNIX_TIMESTAMP()
|
|
OR tagent_module_inventory.flag = 1)
|
|
ORDER BY tagent_module_inventory.timestamp ASC',
|
|
$pa_config->{'servername'});
|
|
}
|
|
else {
|
|
@rows = get_db_rows ($dbh,
|
|
'SELECT tagent_module_inventory.id_agent_module_inventory, tagent_module_inventory.flag, tagent_module_inventory.timestamp
|
|
FROM tagente, tagent_module_inventory, tmodule_inventory
|
|
WHERE tagente.server_name = ?
|
|
AND tmodule_inventory.id_module_inventory = tagent_module_inventory.id_module_inventory
|
|
AND tmodule_inventory.id_os IS NOT NULL
|
|
AND tagente.id_agente = tagent_module_inventory.id_agente
|
|
AND tagent_module_inventory.target IS NOT NULL
|
|
AND tagente.disabled = 0
|
|
AND (tagent_module_inventory.timestamp = \'1970-01-01 00:00:00\'
|
|
OR UNIX_TIMESTAMP(tagent_module_inventory.timestamp) + tagent_module_inventory.' . ${RDBMS_QUOTE} . 'interval' . ${RDBMS_QUOTE} . '< UNIX_TIMESTAMP()
|
|
OR tagent_module_inventory.flag = 1)
|
|
ORDER BY tagent_module_inventory.timestamp ASC',
|
|
$pa_config->{'servername'});
|
|
}
|
|
}
|
|
else {
|
|
if ($pa_config->{'dbengine'} ne 'oracle') {
|
|
@rows = get_db_rows ($dbh,
|
|
'SELECT tagent_module_inventory.id_agent_module_inventory, tagent_module_inventory.flag, tagent_module_inventory.timestamp
|
|
FROM tagente, tagent_module_inventory, tmodule_inventory
|
|
WHERE (server_name = ? OR server_name = ANY(SELECT name FROM tserver WHERE status <> 1 AND server_type = ?))
|
|
AND tmodule_inventory.id_module_inventory = tagent_module_inventory.id_module_inventory
|
|
AND tmodule_inventory.id_os IS NOT NULL
|
|
AND tagente.id_agente = tagent_module_inventory.id_agente
|
|
AND tagent_module_inventory.target <> \'\'
|
|
AND tagente.disabled = 0
|
|
AND (tagent_module_inventory.timestamp = \'1970-01-01 00:00:00\'
|
|
OR UNIX_TIMESTAMP(tagent_module_inventory.timestamp) + tagent_module_inventory.interval < UNIX_TIMESTAMP()
|
|
OR tagent_module_inventory.flag = 1)
|
|
ORDER BY tagent_module_inventory.timestamp ASC',
|
|
$pa_config->{'servername'}, INVENTORYSERVER);
|
|
}
|
|
else {
|
|
@rows = get_db_rows ($dbh,
|
|
'SELECT tagent_module_inventory.id_agent_module_inventory, tagent_module_inventory.flag, tagent_module_inventory.timestamp
|
|
FROM tagente, tagent_module_inventory, tmodule_inventory
|
|
WHERE (server_name = ? OR server_name = ANY(SELECT name FROM tserver WHERE status <> 1 AND server_type = ?))
|
|
AND tmodule_inventory.id_module_inventory = tagent_module_inventory.id_module_inventory
|
|
AND tmodule_inventory.id_os IS NOT NULL
|
|
AND tagente.id_agente = tagent_module_inventory.id_agente
|
|
AND tagent_module_inventory.target IS NOT NULL
|
|
AND tagente.disabled = 0
|
|
AND (tagent_module_inventory.timestamp = \'1970-01-01 00:00:00\'
|
|
OR UNIX_TIMESTAMP(tagent_module_inventory.timestamp) + tagent_module_inventory.' . ${RDBMS_QUOTE} . 'interval' . ${RDBMS_QUOTE} . ' < UNIX_TIMESTAMP()
|
|
OR tagent_module_inventory.flag = 1)
|
|
ORDER BY tagent_module_inventory.timestamp ASC',
|
|
$pa_config->{'servername'}, INVENTORYSERVER);
|
|
}
|
|
}
|
|
|
|
foreach my $row (@rows) {
|
|
|
|
# Reset forced execution flag
|
|
if ($row->{'flag'} == 1) {
|
|
db_do ($dbh, 'UPDATE tagent_module_inventory SET flag = 0 WHERE id_agent_module_inventory = ?', $row->{'id_agent_module_inventory'});
|
|
}
|
|
|
|
push (@tasks, $row->{'id_agent_module_inventory'});
|
|
}
|
|
|
|
return @tasks;
|
|
}
|
|
|
|
###############################################################################
|
|
# Data consumer.
|
|
###############################################################################
|
|
sub data_consumer ($$) {
|
|
my ($self, $module_id) = @_;
|
|
my ($pa_config, $dbh) = ($self->getConfig (), $self->getDBH ());
|
|
|
|
my $timeout = $pa_config->{'inventory_timeout'};
|
|
|
|
# Get inventory module data
|
|
my $module = get_db_single_row ($dbh,
|
|
'SELECT * FROM tagent_module_inventory, tmodule_inventory
|
|
WHERE tagent_module_inventory.id_agent_module_inventory = ?
|
|
AND tagent_module_inventory.id_module_inventory = tmodule_inventory.id_module_inventory',
|
|
$module_id);
|
|
|
|
# No code to run
|
|
return if ($module->{'interpreter'} eq '');
|
|
|
|
# Save script in a temporary file
|
|
my ($fh, $temp_file) = tempfile();
|
|
$fh->print (decode_base64($module->{'code'}));
|
|
close ($fh);
|
|
set_file_permissions($pa_config, $temp_file, "0777");
|
|
|
|
# Run the script
|
|
my $command = $module->{'interpreter'} . ' ' . $temp_file . ' "' . $module->{'target'} . '"';
|
|
|
|
# Try to read the custom fields to use them as arguments into the command
|
|
if (defined($module->{'custom_fields'}) && $module->{'custom_fields'} ne '') {
|
|
my $decoded_cfields;
|
|
|
|
eval {
|
|
$decoded_cfields = decode_json (decode_base64 ($module->{'custom_fields'}));
|
|
};
|
|
if ($@) {
|
|
logger($pa_config, "Failed to encode received inventory data", 10);
|
|
}
|
|
|
|
if (!defined ($decoded_cfields)) {
|
|
logger ($pa_config, "Remote inventory module ".$module->{'name'}." has failed because the custom fields can't be read", 6);
|
|
unlink ($temp_file);
|
|
return;
|
|
}
|
|
|
|
foreach my $field (@{$decoded_cfields}) {
|
|
if ($field->{'secure'}) {
|
|
$command .= ' "' . pandora_output_password($pa_config, $field->{'value'}) . '"';
|
|
}
|
|
else {
|
|
$command .= ' "' . $field->{'value'} . '"';
|
|
}
|
|
}
|
|
}
|
|
# Add the default user/password arguments to the command
|
|
else {
|
|
# Initialize macros.
|
|
my %macros = (
|
|
'_agentcustomfield_\d+_' => undef,
|
|
);
|
|
|
|
my $wmi_user = safe_output(subst_column_macros($module->{"username"}, \%macros, $pa_config, $dbh, undef, $module));
|
|
my $wmi_pass = safe_output(pandora_output_password($pa_config, subst_column_macros($module->{"password"}, \%macros, $pa_config, $dbh, undef, $module)));
|
|
$command .= ' "' . $wmi_user . '" "' . $wmi_pass . '"';
|
|
}
|
|
|
|
logger ($pa_config, "Inventory execution command $command", 10);
|
|
my $data = `$command 2>$DEVNULL`;
|
|
|
|
# Check for errors
|
|
if ($? != 0) {
|
|
logger ($pa_config, "Remote inventory module ".$module->{'name'}." has failed with error level $?", 6);
|
|
unlink ($temp_file);
|
|
return;
|
|
}
|
|
|
|
unlink ($temp_file);
|
|
my $utimestamp = time ();
|
|
my $timestamp = strftime ("%Y-%m-%d %H:%M:%S", localtime ($utimestamp));
|
|
eval {
|
|
$data = encode_entities ($data, "'<>&");
|
|
};
|
|
if ($@) {
|
|
logger($pa_config, "Failed to encode received inventory data", 10);
|
|
return;
|
|
}
|
|
|
|
# Get previous data from the database
|
|
my $inventory_module = get_db_single_row ($dbh,
|
|
'SELECT * FROM tagent_module_inventory
|
|
WHERE id_agent_module_inventory = ?',
|
|
$module_id);
|
|
return unless defined ($inventory_module);
|
|
|
|
process_inventory_module_diff($pa_config, $data,
|
|
$inventory_module, $timestamp, $utimestamp, $dbh);
|
|
}
|
|
|
|
1;
|
|
__END__
|