pandorafms/pandora_server/util/pandora_dbstress.pl

212 lines
6.7 KiB
Perl
Executable File

#!/usr/bin/perl
################################################################################
# Pandora DB Stress tool
################################################################################
# Copyright (c) 2005-2021 Artica Soluciones Tecnologicas S.L
#
# 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; version 2
# 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.
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
################################################################################
use POSIX qw(strftime);
# Configure here your targets for stress testing
my $target_module = -1; # -1 for all modules of that agent
my $target_agent = -1;
my $target_interval = 300;
my $target_days = 30;
################################################################################
################################################################################
# Includes list
use strict;
use DBI; # DB interface with MySQL
use Math::Trig; # Math functions
use Time::HiRes qw ( clock_gettime CLOCK_REALTIME);
# Default lib dir for RPM and DEB packages
BEGIN { push @INC, '/usr/lib/perl5'; }
# Pandora Modules
use PandoraFMS::Config;
use PandoraFMS::Tools;
use PandoraFMS::DB;
use PandoraFMS::Core;
################################################################################
################################################################################
my $version = "5.0 Build 120307";
# FLUSH in each IO (only for debug, very slooow)
# ENABLED in DEBUGMODE
# DISABLE FOR PRODUCTION
$| = 0;
my %pa_config;
# Inicio del bucle principal de programa
pandora_init(\%pa_config,"Pandora DB Stress tool");
# Read config file for Global variables
pandora_load_config (\%pa_config,0); #Start like a data server
# open database, only ONCE. We pass reference to DBI handler ($dbh) to all subprocess
my $dbh = DBI->connect("DBI:mysql:$pa_config{'dbname'}:$pa_config{'dbhost'}:$pa_config{'dbport'}",$pa_config{'dbuser'}, $pa_config{'dbpass'}, { RaiseError => 1, AutoCommit => 1 });
print " [*] Working for agent ID $target_agent \n";
print " [*] Generating data of $target_days days ago \n";
print " [*] Interval for this workload is $target_interval \n";
# For each module of $target_agent_id
my $query_idag;
if ($target_agent ne -1){
if ($target_module ne -1){
$query_idag = "select * from tagente_modulo where id_agente = $target_agent AND id_agente_modulo = $target_module";
} else {
$query_idag = "select * from tagente_modulo where id_agente = $target_agent";
}
} else {
$query_idag = "select * from tagente_modulo";
}
my $s_idag = $dbh->prepare($query_idag);
$s_idag ->execute;
if ($s_idag->rows != 0) {
while (my $module = $s_idag->fetchrow_hashref()) {
# Fill this module with data !
process_module (\%pa_config, $module, $target_interval, $target_days, $dbh);
}
}
$s_idag->finish();
$dbh->disconnect();
print " [*] All work done\n\n";
# END of main proc
##############################################################################
# SUB process_module ()
# Create a full range set of Pseudo random data for id_agente_modulo passed
# as second parameter. Depends on module_name to generate a random value
# (random) or periodic curve (cuve) values.
##############################################################################
sub process_module($$$$$){
my ($pa_config, $module, $target_interval, $target_days, $dbh) = @_;
my $id_agentemodulo = $module->{'id_agente_modulo'};
my $target_name = $module->{'nombre'};
my $target_agent = $module->{'id_agente'};
my %data_object;
my $factor;
my $valor = 0; # value storage for data generation
my $a; # loopcounter
my $b; # counter
print " [*] Processing module $target_name \n";
my $agent = get_db_single_row ($dbh, 'SELECT * FROM tagente WHERE id_agente = ?', $module->{'id_agente'});
my $agent_name = $agent->{"nombre"};
my $err; # not used
# Init start time to now - target_days
my $utimestamp = time () - (86400 * $target_days);
my $timestamp = strftime ("%Y-%m-%d %H:%M:%S", localtime($utimestamp));
# Calculate how many iterations need to fill data range
# $target_days*min*sec / $target_interval
my $iterations = ($target_days * 24 * 60 * 60) / $target_interval;
print " [D] ID_AgenteModulo $id_agentemodulo Interval $target_interval ModuleName $target_name Days $target_days Agent $agent->{'nombre'} \n";
my $modules_processed=0;
my $modules_processed_total=0;
my $ttime0 = clock_gettime(CLOCK_REALTIME);
my $ttime1 = clock_gettime(CLOCK_REALTIME);
my $ttime2;
my $ttime3;
$factor=rand(20);
$b = 0;
for ($a=1;$a<$iterations;$a++){
$utimestamp += $target_interval;
my $timestamp = strftime ("%Y-%m-%d %H:%M:%S", localtime($utimestamp));
# Generate MATH/Curve data for beautiful Drawings
if ( $target_name =~ /curve/i ){
# COS function to draw curves in a regular way
$valor = 1 + cos(deg2rad($b));
$b = $b + $factor/10;
if ($b > 180){
$b =0;
}
$valor = $valor * $b * 10;
$valor = sprintf("%.2f", $valor);
$valor =~ s/\,/\./g;
} #end_curve
# Generate pseudo-random data for boolean data
elsif ( $target_name =~ /boolean/i ){
$valor = rand(50);
if ($valor > 2){
$valor = 1;
} else {
$valor = 0;
}
}
# Generate pseudo-random data for boolean data
elsif ( $target_name =~ /text/i ){
$valor = pandora_trash_ascii (rand(100)+50);
}
# Generate pseudo-random on other module name
else {
$valor = rand(15) + rand(15) + rand(15) + rand(15) + rand(15) + rand(15);
$valor = sprintf("%.2f", $valor);
$valor =~ s/\,/\./g;
$utimestamp += $target_interval;
}
$data_object{"data"} = $valor;
pandora_process_module ($pa_config, \%data_object, $agent, $module, '', $timestamp, $utimestamp, 1, $dbh, "");
pandora_update_agent($pa_config, $timestamp, $target_agent, undef, undef, -1, $dbh);
$modules_processed++;
$modules_processed_total++;
$ttime2 = clock_gettime(CLOCK_REALTIME);
$ttime3 = $ttime2 - $ttime1;
if ($ttime3 > 1){
$ttime3 = $modules_processed / $ttime3;
$ttime3 = sprintf("%.2f", $ttime3);
print " -> Current rate: $ttime3 modules/sec \n";
$ttime1 = $ttime2;
$modules_processed=0;
}
}
$ttime3 = $ttime2 - $ttime0;
$ttime3 = $modules_processed_total / $ttime3;
$ttime3 = sprintf("%.2f", $ttime3);
print " <> Final rate: $ttime3 modules/sec \n";
}