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pandorafms/pandora_server/util/pandora_db.pl

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#!/usr/bin/perl
###############################################################################
# Pandora FMS DB Management
###############################################################################
# Copyright (c) 2005-2013 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
###############################################################################
# Includes list
use strict;
use warnings;
use Time::Local; # DateTime basic manipulation
use DBI; # DB interface with MySQL
use POSIX qw(strftime);
use File::Path qw(rmtree);
use Time::HiRes qw(usleep);
# Default lib dir for RPM and DEB packages
use lib '/usr/lib/perl5';
use PandoraFMS::Tools;
use PandoraFMS::Config;
use PandoraFMS::DB;
# version: define current version
my $version = "7.0NG.727 PS181004";
# Pandora server configuration
my %conf;
# Long operations are divided in XX steps for performance
my $BIG_OPERATION_STEP = 100; # 100 is default
# Each long operations has a LIMIT of SMALL_OPERATION_STEP to avoid locks.
#Increate to 3000~5000 in fast systems decrease to 500 or 250 on systems with locks
my $SMALL_OPERATION_STEP = 1000; # 1000 is default
# FLUSH in each IO
$| = 1;
########################################################################
# Print the given message with a preceding timestamp.
########################################################################
sub log_message ($$;$) {
my ($source, $message, $eol) = @_;
# Set a default end of line
$eol = "\n" unless defined ($eol);
if ($source eq '') {
print $message;
}
else {
print strftime("%H:%M:%S", localtime()) . ' [' . $source . '] ' . $message . $eol;
}
}
########################################################################
# Delete old data from the database.
########################################################################
sub pandora_purgedb ($$) {
my ($conf, $dbh) = @_;
# 1) Obtain last value for date limit
# 2) Delete all elements below date limit
# 3) Insert last value in date_limit position
# Calculate limit for deletion, today - $conf->{'_days_purge'}
my $timestamp = strftime ("%Y-%m-%d %H:%M:%S", localtime());
my $ulimit_access_timestamp = time() - 86400;
my $ulimit_timestamp = time() - (86400 * $conf->{'_days_purge'});
my $first_mark;
my $total_time;
my $purge_steps;
my $purge_count;
# Delete extended session data
if (enterprise_load (\%conf) != 0) {
db_do ($dbh, "DELETE FROM tsesion_extended
WHERE id_sesion NOT IN ( SELECT id_sesion FROM tsesion )");
log_message ('PURGE', 'Deleting old extended session data.');
}
# Delete old inventory data
if (defined ($conf->{'_inventory_purge'}) && $conf->{'_inventory_purge'} > 0) {
if (enterprise_load (\%conf) != 0) {
my $ulimit_timestamp_inventory = time() - (86400 * $conf->{'_inventory_purge'});
log_message ('PURGE', 'Deleting old inventory data.');
# This could be very timing consuming, so make
# this operation in $BIG_OPERATION_STEP
# steps (100 fixed by default)
# Starting from the oldest record on the table
$first_mark = get_db_value_limit ($dbh, 'SELECT utimestamp FROM tagente_datos_inventory ORDER BY utimestamp ASC', 1);
if (defined ($first_mark)) {
$total_time = $ulimit_timestamp_inventory - $first_mark;
$purge_steps = int($total_time / $BIG_OPERATION_STEP);
if ($purge_steps > 0) {
for (my $ax = 1; $ax <= $BIG_OPERATION_STEP; $ax++) {
db_do ($dbh, "DELETE FROM tagente_datos_inventory WHERE utimestamp < ". ($first_mark + ($purge_steps * $ax)) . " AND utimestamp >= ". $first_mark );
log_message ('PURGE', "Inventory data deletion Progress %$ax\r");
# Do a nanosleep here for 0,01 sec
usleep (10000);
}
log_message ('', "\n");
} else {
log_message ('PURGE', 'No data to purge in tagente_datos_inventory.');
}
} else {
log_message ('PURGE', 'No data in tagente_datos_inventory.');
}
}
}
# Delete old data
if ($conf->{'_days_purge'} > 0) {
# Delete old numeric data
pandora_delete_old_module_data ($dbh, 'tagente_datos', $ulimit_access_timestamp, $ulimit_timestamp);
# Delete old export data
pandora_delete_old_export_data ($dbh, $ulimit_timestamp);
# Delete sessions data
pandora_delete_old_session_data ($dbh, $ulimit_timestamp);
# Delete old inventory data
#
# Now the log4x data
#
$first_mark = get_db_value_limit ($dbh, 'SELECT utimestamp FROM tagente_datos_log4x ORDER BY utimestamp ASC', 1);
if (defined ($first_mark)) {
$total_time = $ulimit_timestamp - $first_mark;
$purge_steps = int($total_time / $BIG_OPERATION_STEP);
if ($purge_steps > 0) {
for (my $ax = 1; $ax <= $BIG_OPERATION_STEP; $ax++){
db_do ($dbh, "DELETE FROM tagente_datos_log4x WHERE utimestamp < ". ($first_mark + ($purge_steps * $ax)) . " AND utimestamp >= ". $first_mark );
log_message ('PURGE', "Log4x data deletion progress %$ax\r");
# Do a nanosleep here for 0,01 sec
usleep (10000);
}
log_message ('', "\n");
} else {
log_message ('PURGE', 'No data to purge in tagente_datos_log4x.');
}
}
else {
log_message ('PURGE', 'No data in tagente_datos_log4x.');
}
}
else {
log_message ('PURGE', 'days_purge is set to 0. Old data will not be deleted.');
}
# String data deletion
if (!defined($conf->{'_string_purge'})){
$conf->{'_string_purge'} = 7;
}
# Update alert with last_fired older than today - time_threshold
my @templates = get_db_rows ($dbh, 'SELECT t1.id,t1.time_threshold FROM talert_templates t1 WHERE EXISTS ( SELECT * FROM talert_template_modules t2 WHERE t1.id = t2.id_alert_template );');
foreach my $template(@templates) {
db_do($dbh, 'UPDATE talert_template_modules SET times_fired = 0 WHERE id_alert_template = ? AND times_fired > 0 AND last_fired < (? - ?)',$template->{'id'},time(),$template->{'time_threshold'});
}
if ($conf->{'_string_purge'} > 0) {
$ulimit_access_timestamp = time() - 86400;
$ulimit_timestamp = time() - (86400 * $conf->{'_string_purge'});
pandora_delete_old_module_data ($dbh, 'tagente_datos_string', $ulimit_access_timestamp, $ulimit_timestamp);
}
else {
log_message ('PURGE', 'string_purge is set to 0. Old string data will not be deleted.');
}
# Delete event data
if (!defined($conf->{'_event_purge'})){
$conf->{'_event_purge'}= 10;
}
if ($conf->{'_event_purge'} > 0) {
my $event_limit = time() - 86400 * $conf->{'_event_purge'};
my $events_table = 'tevento';
# If is installed enterprise version and enabled metaconsole,
# check the events history copy and set the name of the metaconsole events table
if (defined($conf->{'_enterprise_installed'}) && $conf->{'_enterprise_installed'} eq '1' &&
defined($conf->{'_metaconsole'}) && $conf->{'_metaconsole'} eq '1'){
# If events history is enabled, save the new events (not validated or in process) to history database
if(defined($conf->{'_metaconsole_events_history'}) && $conf->{'_metaconsole_events_history'} eq '1') {
log_message ('PURGE', "Moving old not validated events to history table (More than " . $conf->{'_event_purge'} . " days).");
my @events = get_db_rows ($dbh, 'SELECT * FROM tmetaconsole_event WHERE estado = 0 AND utimestamp < ?', $event_limit);
foreach my $event (@events) {
db_process_insert($dbh, 'id_evento', 'tmetaconsole_event_history', $event);
db_do($dbh, "DELETE FROM tmetaconsole_event WHERE id_evento =".$event->{'id_evento'});
}
}
$events_table = 'tmetaconsole_event';
}
log_message ('PURGE', "Deleting old event data at $events_table table (More than " . $conf->{'_event_purge'} . " days).", '');
# Delete with buffer to avoid problems with performance
my $events_to_delete = get_db_value ($dbh, "SELECT COUNT(*) FROM $events_table WHERE utimestamp < ?", $event_limit);
while($events_to_delete > 0) {
db_delete_limit($dbh, $events_table, "utimestamp < ?", $BIG_OPERATION_STEP, $event_limit);
$events_to_delete = $events_to_delete - $BIG_OPERATION_STEP;
# Mark the progress
log_message ('', ".");
# Do not overload the MySQL server
usleep (10000);
}
log_message ('', "\n");
if (defined($conf->{'_enterprise_installed'}) && $conf->{'_enterprise_installed'} eq '1' &&
defined($conf->{'_metaconsole'}) && $conf->{'_metaconsole'} eq '1'){
log_message ('PURGE', "Deleting validated events from tmetaconsole_event_history.", '');
$events_to_delete = get_db_value ($dbh, "SELECT COUNT(*) FROM tmetaconsole_event_history WHERE estado = 1");
while($events_to_delete > 0) {
db_delete_limit($dbh, 'tmetaconsole_event_history', 'estado = 1', $BIG_OPERATION_STEP);
$events_to_delete = $events_to_delete - $BIG_OPERATION_STEP;
# Mark the progress
log_message ('', ".");
# Do not overload the MySQL server
usleep (10000);
}
log_message ('', "\n");
}
}
else {
log_message ('PURGE', 'event_purge is set to 0. Old events will not be deleted.');
}
# Delete audit data
$conf->{'_audit_purge'}= 7 if (!defined($conf->{'_audit_purge'}));
if ($conf->{'_audit_purge'} > 0) {
log_message ('PURGE', "Deleting old audit data (More than " . $conf->{'_audit_purge'} . " days).");
my $audit_limit = time() - 86400 * $conf->{'_audit_purge'};
db_do($dbh, "DELETE FROM tsesion WHERE utimestamp < $audit_limit");
}
else {
log_message ('PURGE', 'audit_purge is set to 0. Old audit data will not be deleted.');
}
# Delete SNMP trap data
$conf->{'_trap_purge'}= 7 if (!defined($conf->{'_trap_purge'}));
if ($conf->{'_trap_purge'} > 0) {
log_message ('PURGE', "Deleting old SNMP traps (More than " . $conf->{'_trap_purge'} . " days).");
my $trap_limit = strftime ("%Y-%m-%d %H:%M:%S", localtime(time() - 86400 * $conf->{'_trap_purge'}));
db_do($dbh, "DELETE FROM ttrap WHERE timestamp < '$trap_limit'");
}
else {
log_message ('PURGE', 'trap_purge is set to 0. Old SNMP traps will not be deleted.');
}
# Delete policy queue data
enterprise_hook("pandora_purge_policy_queue", [$dbh, $conf]);
# Delete policy queue data
enterprise_hook("pandora_purge_service_elements", [$dbh, $conf]);
# Delete GIS data
$conf->{'_gis_purge'}= 15 if (!defined($conf->{'_gis_purge'}));
if ($conf->{'_gis_purge'} > 0) {
log_message ('PURGE', "Deleting old GIS data (More than " . $conf->{'_gis_purge'} . " days).");
my $gis_limit = strftime ("%Y-%m-%d %H:%M:%S", localtime(time() - 86400 * $conf->{'_gis_purge'}));
db_do($dbh, "DELETE FROM tgis_data_history WHERE end_timestamp < '$gis_limit'");
}
else {
log_message ('PURGE', 'gis_purge is set to 0. Old GIS data will not be deleted.');
}
# Delete pending modules
log_message ('PURGE', "Deleting pending delete modules (data table).", '');
my @deleted_modules = get_db_rows ($dbh, 'SELECT id_agente_modulo FROM tagente_modulo WHERE delete_pending = 1');
foreach my $module (@deleted_modules) {
my $buffer = 1000;
my $id_module = $module->{'id_agente_modulo'};
log_message ('', ".");
while(1) {
my $nstate = get_db_value ($dbh, 'SELECT count(id_agente_modulo) FROM tagente_estado WHERE id_agente_modulo=?', $id_module);
last if($nstate == 0);
db_delete_limit ($dbh, 'tagente_estado', 'id_agente_modulo=?', $buffer, $id_module);
}
}
log_message ('', "\n");
log_message ('PURGE', "Deleting pending delete modules (status, module table).");
db_do ($dbh, "DELETE FROM tagente_estado WHERE id_agente_modulo IN (SELECT id_agente_modulo FROM tagente_modulo WHERE delete_pending = 1)");
db_do ($dbh, "DELETE FROM tagente_modulo WHERE delete_pending = 1");
log_message ('PURGE', "Deleting old access data (More than 24hr)");
$first_mark = get_db_value_limit ($dbh, 'SELECT utimestamp FROM tagent_access ORDER BY utimestamp ASC', 1);
if (defined ($first_mark)) {
$total_time = $ulimit_access_timestamp - $first_mark;
$purge_steps = int( $total_time / $BIG_OPERATION_STEP);
if ($purge_steps > 0) {
for (my $ax = 1; $ax <= $BIG_OPERATION_STEP; $ax++){
db_do ($dbh, "DELETE FROM tagent_access WHERE utimestamp < ". ( $first_mark + ($purge_steps * $ax)) . " AND utimestamp >= ". $first_mark);
log_message ('PURGE', "Agent access deletion progress %$ax", "\r");
# Do a nanosleep here for 0,01 sec
usleep (10000);
}
log_message ('', "\n");
} else {
log_message ('PURGE', "No agent access data to purge.");
}
} else {
log_message ('PURGE', "No agent access data.");
}
# Purge the reports
if (defined($conf->{'_enterprise_installed'}) && $conf->{'_enterprise_installed'} eq '1' &&
defined($conf->{'_metaconsole'}) && $conf->{'_metaconsole'} eq '1'){
log_message ('PURGE', "Metaconsole enabled, ignoring reports.");
} else {
my @blacklist_types = ("'SLA_services'", "'custom_graph'", "'sql_graph_vbar'", "'sql_graph_hbar'",
"'sql_graph_pie'", "'database_serialized'", "'sql'", "'inventory'", "'inventory_changes'",
"'netflow_area'", "'netflow_pie'", "'netflow_data'", "'netflow_statistics'", "'netflow_summary'");
my $blacklist_types_str = join(',', @blacklist_types);
# Deleted modules
log_message ('PURGE', "Delete contents in report that have some deleted modules.");
db_do ($dbh, "DELETE FROM treport_content
WHERE id_agent_module != 0
AND id_agent_module NOT IN (SELECT id_agente_modulo FROM tagente_modulo)
AND ${RDBMS_QUOTE}type${RDBMS_QUOTE} NOT IN ($blacklist_types_str)");
db_do ($dbh, "DELETE FROM treport_content_item
WHERE id_agent_module != 0
AND id_agent_module NOT IN (SELECT id_agente_modulo FROM tagente_modulo)
AND id_report_content NOT IN (SELECT id_rc FROM treport_content WHERE ${RDBMS_QUOTE}type${RDBMS_QUOTE} IN ($blacklist_types_str))");
db_do ($dbh, "DELETE FROM treport_content_sla_combined
WHERE id_agent_module != 0
AND id_agent_module NOT IN (SELECT id_agente_modulo FROM tagente_modulo)
AND id_report_content NOT IN (SELECT id_rc FROM treport_content WHERE ${RDBMS_QUOTE}type${RDBMS_QUOTE} = 'SLA_services')");
# Deleted agents
log_message ('PURGE', "Delete contents in report that have some deleted agents.");
db_do ($dbh, "DELETE FROM treport_content
WHERE id_agent != 0
AND id_agent NOT IN (SELECT id_agente FROM tagente)
AND ${RDBMS_QUOTE}type${RDBMS_QUOTE} NOT IN ($blacklist_types_str)");
# Empty contents
log_message ('PURGE', "Delete empty contents in report (like SLA or Exception).");
db_do ($dbh, "DELETE FROM treport_content
WHERE ${RDBMS_QUOTE}type${RDBMS_QUOTE} LIKE 'exception'
AND id_rc NOT IN (SELECT id_report_content FROM treport_content_item)");
db_do ($dbh, "DELETE FROM treport_content
WHERE ${RDBMS_QUOTE}type${RDBMS_QUOTE} IN ('SLA', 'SLA_monthly', 'SLA_services')
AND id_rc NOT IN (SELECT id_report_content FROM treport_content_sla_combined)");
}
# Delete disabled autodisable agents after some period
log_message ('PURGE', 'Delete autodisabled agents where last contact is bigger than ' . $conf->{'_days_autodisable_deletion'} . ' days.');
db_do ($dbh, "DELETE FROM tagente
WHERE UNIX_TIMESTAMP(ultimo_contacto) + ? < UNIX_TIMESTAMP(NOW())
AND disabled=1
AND modo=2", $conf->{'_days_autodisable_deletion'}*8600);
# Delete old netflow data
if ($conf->{'_netflow_max_lifetime'} > 0) {
log_message ('PURGE', "Deleting old netflow data.");
if (! defined ($conf->{'_netflow_path'}) || ! -d $conf->{'_netflow_path'}) {
log_message ('!', "Netflow data directory does not exist, skipping.");
}
elsif (! -x $conf->{'_netflow_nfexpire'}) {
log_message ('!', "Cannot execute " . $conf->{'_netflow_nfexpire'} . ", skipping.");
}
else {
`yes 2>/dev/null | $conf->{'_netflow_nfexpire'} -e "$conf->{'_netflow_path'}" -t $conf->{'_netflow_max_lifetime'}d`;
}
}
else {
log_message ('PURGE', 'netflow_max_lifetime is set to 0. Old netflow data will not be deleted.');
}
# Delete old log data
log_message ('PURGE', "Deleting old log data.");
if (!defined ($conf->{'logstash_host'}) || $conf->{'logstash_host'} eq '') {
log_message ('!', "Log collection disabled.");
}
elsif (defined($conf->{'_days_purge_old_information'}) && $conf->{'_days_purge_old_information'} > 0) {
log_message ('PURGE', 'Deleting log data older than ' . $conf->{'_days_purge_old_information'} . ' days.');
enterprise_hook ('pandora_purge_logs', [$dbh, $conf]);
}
else {
log_message ('PURGE', 'days_purge_old_data is set to 0. Old log data will not be deleted.');
}
# Delete old special days
log_message ('PURGE', "Deleting old special days.");
if ($conf->{'_num_past_special_days'} > 0) {
log_message ('PURGE', 'Deleting special days older than ' . $conf->{'_num_past_special_days'} . ' days.');
if (${RDBMS} eq 'oracle') {
db_do ($dbh, "DELETE FROM talert_special_days
WHERE \"date\" < SYSDATE - $conf->{'_num_past_special_days'} AND \"date\" > '0001-01-01'");
}
elsif (${RDBMS} eq 'mysql') {
db_do ($dbh, "DELETE FROM talert_special_days
WHERE date < CURDATE() - $conf->{'_num_past_special_days'} AND date > '0001-01-01'");
}
}
# Delete old tgraph_source data
db_do ($dbh,"DELETE FROM tgraph_source WHERE id_graph NOT IN (SELECT id_graph FROM tgraph)");
}
###############################################################################
# Compact agent data.
###############################################################################
sub pandora_compactdb ($$) {
my ($conf, $dbh) = @_;
my %count_hash;
my %id_agent_hash;
my %value_hash;
my %module_proc_hash;
return if ($conf->{'_days_compact'} == 0 || $conf->{'_step_compact'} < 1);
# Convert compact interval length from hours to seconds
my $step = $conf->{'_step_compact'} * 3600;
# The oldest timestamp will be the lower limit
my $limit_utime = get_db_value ($dbh, 'SELECT min(utimestamp) as min FROM tagente_datos');
return unless (defined ($limit_utime) && $limit_utime > 0);
# Calculate the start date
my $start_utime = time() - $conf->{'_days_compact'} * 24 * 60 * 60;
my $last_compact = $start_utime;
my $stop_utime;
# Do not compact the same data twice!
if (defined ($conf->{'_last_compact'}) && $conf->{'_last_compact'} > $limit_utime) {
$limit_utime = $conf->{'_last_compact'};
}
if ($start_utime <= $limit_utime) {
log_message ('COMPACT', "Data already compacted.");
return;
}
log_message ('COMPACT', "Compacting data from " . strftime ("%Y-%m-%d %H:%M:%S", localtime($limit_utime)) . " to " . strftime ("%Y-%m-%d %H:%M:%S", localtime($start_utime)) . '.', '');
# Prepare the query to retrieve data from an interval
while (1) {
# Calculate the stop date for the interval
$stop_utime = $start_utime - $step;
# Out of limits
last if ($start_utime < $limit_utime);
# Mark the progress
log_message ('', ".");
my @data = get_db_rows ($dbh, 'SELECT * FROM tagente_datos WHERE utimestamp < ? AND utimestamp >= ?', $start_utime, $stop_utime);
# No data, move to the next interval
if ($#data == 0) {
$start_utime = $stop_utime;
next;
}
# Get interval data
foreach my $data (@data) {
my $id_module = $data->{'id_agente_modulo'};
if (! defined($module_proc_hash{$id_module})) {
my $module_type = get_db_value ($dbh, 'SELECT id_tipo_modulo FROM tagente_modulo WHERE id_agente_modulo = ?', $id_module);
next unless defined ($module_type);
# Mark proc modules.
if ($module_type == 2 || $module_type == 6 || $module_type == 9 || $module_type == 18 || $module_type == 21 || $module_type == 31) {
$module_proc_hash{$id_module} = 1;
}
else {
$module_proc_hash{$id_module} = 0;
}
}
# Skip proc modules!
next if ($module_proc_hash{$id_module} == 1);
if (! defined($value_hash{$id_module})) {
$value_hash{$id_module} = 0;
$count_hash{$id_module} = 0;
if (! defined($id_agent_hash{$id_module})) {
$id_agent_hash{$id_module} = $data->{'id_agente'};
}
}
$value_hash{$id_module} += $data->{'datos'};
$count_hash{$id_module}++;
}
# Delete interval from the database
db_do ($dbh, 'DELETE FROM tagente_datos WHERE utimestamp < ? AND utimestamp >= ?', $start_utime, $stop_utime);
# Insert interval average value
foreach my $key (keys(%value_hash)) {
$value_hash{$key} /= $count_hash{$key};
db_do ($dbh, 'INSERT INTO tagente_datos (id_agente_modulo, datos, utimestamp) VALUES (?, ?, ?)', $key, $value_hash{$key}, $stop_utime);
delete($value_hash{$key});
delete($count_hash{$key});
}
usleep (1000); # Very small usleep, just to don't burn the DB
# Move to the next interval
$start_utime = $stop_utime;
}
log_message ('', "\n");
# Mark the last compact date
if (defined ($conf->{'_last_compact'})) {
db_do ($dbh, 'UPDATE tconfig SET value=? WHERE token=?', $last_compact, 'last_compact');
} else {
db_do ($dbh, 'INSERT INTO tconfig (value, token) VALUES (?, ?)', $last_compact, 'last_compact');
}
}
########################################################################
# Check command line parameters.
########################################################################
sub pandora_init_pdb ($) {
my $conf = shift;
log_message ('', "\nDB Tool $version Copyright (c) 2004-2018 " . pandora_get_initial_copyright_notice() . "\n");
log_message ('', "This program is Free Software, licensed under the terms of GPL License v2\n");
log_message ('', "You can download latest versions and documentation at official web\n\n");
# Load config file from command line
help_screen () if ($#ARGV < 0);
$conf->{'_pandora_path'} = shift(@ARGV);
$conf->{'_onlypurge'} = 0;
$conf->{'_force'} = 0;
# If there are valid parameters store it
foreach my $param (@ARGV) {
# help!
help_screen () if ($param =~ m/--*h\w*\z/i );
if ($param =~ m/-p\z/i) {
$conf->{'_onlypurge'} = 1;
}
elsif ($param =~ m/-v\z/i) {
$conf->{'_verbose'} = 1;
}
elsif ($param =~ m/-q\z/i) {
$conf->{'_quiet'} = 1;
}
elsif ($param =~ m/-d\z/i) {
$conf->{'_debug'} = 1;
}
elsif ($param =~ m/-f\z/i) {
$conf->{'_force'} = 1;
}
}
help_screen () if ($conf->{'_pandora_path'} eq '');
}
########################################################################
# Read external configuration file.
########################################################################
sub pandora_load_config_pdb ($) {
my $conf = shift;
# Read conf file
open (CFG, '< ' . $conf->{'_pandora_path'}) or die ("[ERROR] Could not open configuration file: $!\n");
while (my $line = <CFG>){
next unless ($line =~ /^(\S+)\s+(.*)\s+$/);
$conf->{$1} = clean_blank($2);
}
close (CFG);
# Check conf tokens
foreach my $param ('dbuser', 'dbpass', 'dbname', 'dbhost', 'log_file') {
die ("[ERROR] Bad config values. Make sure " . $conf->{'_pandora_path'} . " is a valid config file.\n\n") unless defined ($conf->{$param});
}
$conf->{'dbengine'} = 'mysql' unless defined ($conf->{'dbengine'});
$conf->{'dbport'} = '3306' unless defined ($conf->{'dbport'});
$conf->{'claim_back_snmp_modules'} = '1' unless defined ($conf->{'claim_back_snmp_modules'});
$conf->{'verbosity'} = '3' unless defined ($conf->{'verbosity'});
# Dynamic interval configuration.
$conf->{"dynamic_constant"} = 0.10 unless defined($conf->{"dynamic_constant"});
$conf->{"dynamic_warning"} = 0.10 unless defined($conf->{"dynamic_warning"});
$conf->{"dynamic_updates"} = 5 unless defined($conf->{"dynamic_updates"});
$conf->{'servername'} = $conf->{'servername'};
$conf->{'servername'} = `hostname` unless defined ($conf->{'servername'});
$conf->{"servername"} =~ s/\s//g;
# workaround for name unconsistency (corresponding entry at pandora_server.conf is 'errorlog_file')
$conf->{'errorlogfile'} = $conf->{'errorlog_file'};
$conf->{'errorlogfile'} = "/var/log/pandora_server.error" unless defined ($conf->{'errorlogfile'});
# Read additional tokens from the DB
my $dbh = db_connect ($conf->{'dbengine'}, $conf->{'dbname'}, $conf->{'dbhost'}, $conf->{'dbport'}, $conf->{'dbuser'}, $conf->{'dbpass'});
$conf->{'_event_purge'} = get_db_value ($dbh, "SELECT value FROM tconfig WHERE token = 'event_purge'");
$conf->{'_trap_purge'} = get_db_value ($dbh, "SELECT value FROM tconfig WHERE token = 'trap_purge'");
$conf->{'_audit_purge'} = get_db_value ($dbh, "SELECT value FROM tconfig WHERE token = 'audit_purge'");
$conf->{'_string_purge'} = get_db_value ($dbh, "SELECT value FROM tconfig WHERE token = 'string_purge'");
$conf->{'_gis_purge'} = get_db_value ($dbh, "SELECT value FROM tconfig WHERE token = 'gis_purge'");
$conf->{'_days_purge'} = get_db_value ($dbh, "SELECT value FROM tconfig WHERE token = 'days_purge'");
$conf->{'_days_compact'} = get_db_value ($dbh, "SELECT value FROM tconfig WHERE token = 'days_compact'");
$conf->{'_last_compact'} = get_db_value ($dbh, "SELECT value FROM tconfig WHERE token = 'last_compact'");
$conf->{'_step_compact'} = get_db_value ($dbh, "SELECT value FROM tconfig WHERE token = 'step_compact'");
$conf->{'_history_db_enabled'} = get_db_value ($dbh, "SELECT value FROM tconfig WHERE token = 'history_db_enabled'");
$conf->{'_history_event_enabled'} = get_db_value ($dbh, "SELECT value FROM tconfig WHERE token = 'history_event_enabled'");
$conf->{'_history_db_host'} = get_db_value ($dbh, "SELECT value FROM tconfig WHERE token = 'history_db_host'");
$conf->{'_history_db_port'} = get_db_value ($dbh, "SELECT value FROM tconfig WHERE token = 'history_db_port'");
$conf->{'_history_db_name'} = get_db_value ($dbh, "SELECT value FROM tconfig WHERE token = 'history_db_name'");
$conf->{'_history_db_user'} = get_db_value ($dbh, "SELECT value FROM tconfig WHERE token = 'history_db_user'");
$conf->{'_history_db_pass'} = get_db_value ($dbh, "SELECT value FROM tconfig WHERE token = 'history_db_pass'");
$conf->{'_history_db_days'} = get_db_value ($dbh, "SELECT value FROM tconfig WHERE token = 'history_db_days'");
$conf->{'_history_event_days'} = get_db_value ($dbh, "SELECT value FROM tconfig WHERE token = 'history_event_days'");
$conf->{'_history_db_step'} = get_db_value ($dbh, "SELECT value FROM tconfig WHERE token = 'history_db_step'");
$conf->{'_history_db_delay'} = get_db_value ($dbh, "SELECT value FROM tconfig WHERE token = 'history_db_delay'");
$conf->{'_days_delete_unknown'} = get_db_value ($dbh, "SELECT value FROM tconfig WHERE token = 'days_delete_unknown'");
$conf->{'_inventory_purge'} = get_db_value ($dbh, "SELECT value FROM tconfig WHERE token = 'inventory_purge'");
$conf->{'_enterprise_installed'} = get_db_value ($dbh, "SELECT value FROM tconfig WHERE token = 'enterprise_installed'");
$conf->{'_metaconsole'} = get_db_value ($dbh, "SELECT value FROM tconfig WHERE token = 'metaconsole'");
$conf->{'_metaconsole_events_history'} = get_db_value ($dbh, "SELECT value FROM tconfig WHERE token = 'metaconsole_events_history'");
$conf->{'_netflow_max_lifetime'} = get_db_value ($dbh, "SELECT value FROM tconfig WHERE token = 'netflow_max_lifetime'");
$conf->{'_netflow_nfexpire'} = get_db_value ($dbh, "SELECT value FROM tconfig WHERE token = 'netflow_nfexpire'");
$conf->{'_netflow_path'} = get_db_value ($dbh, "SELECT value FROM tconfig WHERE token = 'netflow_path'");
$conf->{'_delete_notinit'} = get_db_value ($dbh, "SELECT value FROM tconfig WHERE token = 'delete_notinit'");
$conf->{'_big_operation_step_datos_purge'} = get_db_value ($dbh, "SELECT value FROM tconfig WHERE token = 'big_operation_step_datos_purge'");
$conf->{'_small_operation_step_datos_purge'} = get_db_value ($dbh, "SELECT value FROM tconfig WHERE token = 'small_operation_step_datos_purge'");
$conf->{'_days_autodisable_deletion'} = get_db_value ($dbh, "SELECT value FROM tconfig WHERE token = 'days_autodisable_deletion'");
$conf->{'_days_purge_old_information'} = get_db_value ($dbh, "SELECT value FROM tconfig WHERE token = 'Days_purge_old_information'");
$conf->{'_elasticsearch_ip'} = get_db_value ($dbh, "SELECT value FROM tconfig WHERE token = 'elasticsearch_ip'");
$conf->{'_elasticsearch_port'} = get_db_value ($dbh, "SELECT value FROM tconfig WHERE token = 'elasticsearch_port'");
$BIG_OPERATION_STEP = $conf->{'_big_operation_step_datos_purge'}
if ( $conf->{'_big_operation_step_datos_purge'} );
$SMALL_OPERATION_STEP = $conf->{'_small_operation_step_datos_purge'}
if ( $conf->{'_small_operation_step_datos_purge'} );
$conf->{'_num_past_special_days'} = get_db_value ($dbh, "SELECT value FROM tconfig WHERE token = 'num_past_special_days'");
db_disconnect ($dbh);
log_message ('', "DB Tool now initialized and running (PURGE=" . $conf->{'_days_purge'} . " days, COMPACT=$conf->{'_days_compact'} days, STEP=" . $conf->{'_step_compact'} . ") . \n\n");
}
###############################################################################
# Check database integrity
###############################################################################
sub pandora_checkdb_integrity {
my ($conf, $dbh) = @_;
log_message ('INTEGRITY', "Cleaning up group stats.");
# Delete all records on tgroup_stats
db_do ($dbh, 'DELETE FROM tgroup_stat');
#print "[INTEGRITY] Deleting non-used IP addresses \n";
# DISABLED - Takes too much time and benefits of this are unclear..
# Delete all non-used IP addresses from taddress
#db_do ($dbh, 'DELETE FROM taddress WHERE id_a NOT IN (SELECT id_a FROM taddress_agent)');
log_message ('INTEGRITY', "Deleting orphan alerts.");
# Delete alerts assigned to inexistant modules
db_do ($dbh, 'DELETE FROM talert_template_modules WHERE id_agent_module NOT IN (SELECT id_agente_modulo FROM tagente_modulo)');
log_message ('INTEGRITY', "Deleting orphan modules.");
# Delete orphan modules in tagente_modulo
db_do ($dbh, 'DELETE FROM tagente_modulo WHERE id_agente NOT IN (SELECT id_agente FROM tagente)');
# Delete orphan modules in tagente_estado
while (defined (get_db_value ($dbh, 'SELECT id_agente FROM tagente_estado WHERE id_agente NOT IN (SELECT id_agente FROM tagente)'))) {
db_delete_limit ($dbh, 'tagente_estado', 'id_agente NOT IN (SELECT id_agente FROM tagente)', $BIG_OPERATION_STEP);
}
# Delete orphan data_inc reference records
db_do ($dbh, 'DELETE FROM tagente_datos_inc WHERE id_agente_modulo NOT IN (SELECT id_agente_modulo FROM tagente_modulo)');
# Check enterprise tables
enterprise_hook ('pandora_checkdb_integrity_enterprise', [$conf, $dbh]);
}
###############################################################################
# Check database consistency.
###############################################################################
sub pandora_checkdb_consistency {
my ($conf, $dbh) = @_;
#-------------------------------------------------------------------
# 1. Check for modules that do not have tagente_estado but have
# tagente_module
#-------------------------------------------------------------------
if (defined($conf->{'_delete_notinit'}) && $conf->{'_delete_notinit'} == 1) {
log_message ('CHECKDB', "Deleting not-init data.");
my @modules = get_db_rows ($dbh,
'SELECT id_agente_modulo, id_agente
FROM tagente_estado
WHERE estado = 4');
foreach my $module (@modules) {
my $id_agente_modulo = $module->{'id_agente_modulo'};
my $id_agente = $module->{'id_agente'};
# Skip policy modules
my $is_policy_module = enterprise_hook('is_policy_module',
[$dbh, $id_agente_modulo]);
next if (defined($is_policy_module) && $is_policy_module);
# Skip if agent is disabled
my $is_agent_disabled = get_db_value ($dbh,
'SELECT disabled
FROM tagente
WHERE id_agente = ?', $module->{'id_agente'});
next if (defined($is_agent_disabled) && $is_agent_disabled);
# Skip if module is disabled
my $is_module_disabled = get_db_value ($dbh,
'SELECT disabled
FROM tagente_modulo
WHERE id_agente_modulo = ?', $module->{'id_agente_modulo'});
next if (defined($is_module_disabled) && $is_module_disabled);
#---------------------------------------------------------------
# Delete the module
#---------------------------------------------------------------
# Mark the agent for module and alert counters update
db_do ($dbh,
'UPDATE tagente
SET update_module_count = 1, update_alert_count = 1
WHERE id_agente = ?', $id_agente);
# Delete the module
db_do ($dbh,
'DELETE FROM tagente_modulo
WHERE id_agente_modulo = ?', $id_agente_modulo);
# Do a nanosleep here for 0,001 sec
usleep (100000);
# Delete any alerts associated to the module
db_do ($dbh,
'DELETE FROM talert_template_modules
WHERE id_agent_module = ?', $id_agente_modulo);
}
} else {
log_message ('CHECKDB', "Ignoring not-init data.");
}
if (defined($conf{'_days_delete_unknown'}) && $conf{'_days_delete_unknown'} > 0) {
log_message ('CHECKDB',
"Deleting unknown data (More than " . $conf{'_days_delete_unknown'} . " days).");
my @modules = get_db_rows($dbh,
'SELECT tagente_modulo.id_agente_modulo, tagente_modulo.id_agente
FROM tagente_modulo, tagente_estado
WHERE tagente_modulo.id_agente_modulo = tagente_estado.id_agente_modulo
AND estado = 3
AND utimestamp < UNIX_TIMESTAMP() - ?',
86400 * $conf{'_days_delete_unknown'});
foreach my $module (@modules) {
my $id_agente = $module->{'id_agente'};
my $id_agente_modulo = $module->{'id_agente_modulo'};
# Skip policy modules
my $is_policy_module = enterprise_hook('is_policy_module',
[$dbh, $id_agente_modulo]);
next if (defined($is_policy_module) && $is_policy_module);
# Mark the agent for module and alert counters update
db_do ($dbh,
'UPDATE tagente
SET update_module_count = 1, update_alert_count = 1
WHERE id_agente = ?', $id_agente);
# Delete the module
db_do ($dbh,
'DELETE FROM tagente_modulo
WHERE disabled = 0
AND id_agente_modulo = ?', $id_agente_modulo);
# Do a nanosleep here for 0,001 sec
usleep (100000);
# Delete any alerts associated to the module
db_do ($dbh, 'DELETE FROM talert_template_modules
WHERE id_agent_module = ?
AND NOT EXISTS (SELECT id_agente_modulo
FROM tagente_modulo
WHERE id_agente_modulo = ?)',
$id_agente_modulo, $id_agente_modulo);
# Do a nanosleep here for 0,001 sec
usleep (100000);
}
}
log_message ('CHECKDB',
"Checking database consistency (Missing status).");
my @modules = get_db_rows ($dbh, 'SELECT * FROM tagente_modulo');
foreach my $module (@modules) {
my $id_agente_modulo = $module->{'id_agente_modulo'};
my $id_agente = $module->{'id_agente'};
# check if exist in tagente_estado and create if not
my $count = get_db_value ($dbh,
'SELECT COUNT(*)
FROM tagente_estado
WHERE id_agente_modulo = ?', $id_agente_modulo);
next if (defined ($count) && $count > 0);
db_do ($dbh,
'INSERT INTO tagente_estado (id_agente_modulo, datos, timestamp, estado, id_agente, last_try, utimestamp, current_interval, running_by, last_execution_try) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?)', $id_agente_modulo, 0, '1970-01-01 00:00:00', 1, $id_agente, '1970-01-01 00:00:00', 0, 0, 0, 0);
log_message ('CHECKDB',
"Inserting module $id_agente_modulo in state table.");
}
log_message ('CHECKDB',
"Checking database consistency (Missing module).");
#-------------------------------------------------------------------
# 2. Check for modules in tagente_estado that do not have
# tagente_modulo, if there is any, delete it
#-------------------------------------------------------------------
@modules = get_db_rows ($dbh, 'SELECT * FROM tagente_estado');
foreach my $module (@modules) {
my $id_agente_modulo = $module->{'id_agente_modulo'};
# check if exist in tagente_estado and create if not
my $count = get_db_value ($dbh,
'SELECT COUNT(*)
FROM tagente_modulo
WHERE id_agente_modulo = ?', $id_agente_modulo);
next if (defined ($count) && $count > 0);
db_do ($dbh, 'DELETE FROM tagente_estado
WHERE id_agente_modulo = ?', $id_agente_modulo);
# Do a nanosleep here for 0,001 sec
usleep (100000);
log_message ('CHECKDB',
"Deleting non-existing module $id_agente_modulo in state table.");
}
#-------------------------------------------------------------------
# 3. Update empty aliases.
#-------------------------------------------------------------------
log_message ('CHECKDB', "Updating empty aliases.");
db_do ($dbh, "UPDATE tagente SET alias=nombre WHERE alias=''");
}
##############################################################################
# Print a help screen and exit.
##############################################################################
sub help_screen{
log_message ('', "Usage: $0 <path to configuration file> [options]\n\n");
log_message ('', "\t\t-p Only purge and consistency check, skip compact.\n");
log_message ('', "\t\t-f Force execution event if another instance of $0 is running.\n\n");
exit -1;
}
##############################################################################
# Delete old module data.
##############################################################################
sub pandora_delete_old_module_data {
my ($dbh, $table, $ulimit_access_timestamp, $ulimit_timestamp) = @_;
my $first_mark;
my $total_time;
my $purge_steps;
my $purge_count;
my $mark1;
my $mark2;
# This could be very timing consuming, so make this operation in $BIG_OPERATION_STEP
# steps (100 fixed by default)
# Starting from the oldest record on the table
# WARNING. This code is EXTREMELLY important. This block (data deletion) could KILL a database if
# you alter code and you don't know exactly what are you doing. Please take in mind this code executes each hour
# and has been patches MANY times. Before altering anything, think twice !
$first_mark = get_db_value_limit ($dbh, "SELECT utimestamp FROM $table ORDER BY utimestamp ASC", 1);
if (defined ($first_mark)) {
$total_time = $ulimit_timestamp - $first_mark;
$purge_steps = int($total_time / $BIG_OPERATION_STEP);
if ($purge_steps > 0) {
for (my $ax = 1; $ax <= $BIG_OPERATION_STEP; $ax++){
$mark1 = $first_mark + ($purge_steps * $ax);
$mark2 = $first_mark + ($purge_steps * ($ax -1));
# Let's split the intervals in $SMALL_OPERATION_STEP deletes each
$purge_count = get_db_value ($dbh, "SELECT COUNT(id_agente_modulo) FROM $table WHERE utimestamp < $mark1 AND utimestamp >= $mark2");
while ($purge_count > 0){
db_delete_limit ($dbh, $table, 'utimestamp < ? AND utimestamp >= ?', $SMALL_OPERATION_STEP, $mark1, $mark2);
# Do a nanosleep here for 0,001 sec
usleep (10000);
$purge_count = $purge_count - $SMALL_OPERATION_STEP;
}
log_message ('PURGE', "Deleting old data from $table. $ax%", "\r");
}
log_message ('', "\n");
} else {
log_message ('PURGE', "No data to purge in $table.");
}
} else {
log_message ('PURGE', "No data in $table.");
}
}
##############################################################################
# Delete old export data.
##############################################################################
sub pandora_delete_old_export_data {
my ($dbh, $ulimit_timestamp) = @_;
log_message ('PURGE', "Deleting old export data from tserver_export_data\n");
while((my $rc = db_delete_limit ($dbh, 'tserver_export_data', 'UNIX_TIMESTAMP(timestamp) < ?', $SMALL_OPERATION_STEP, $ulimit_timestamp)) ne '0E0') {
print "RC:$rc\n";
usleep (10000);
};
}
##############################################################################
# Delete old session data.
##############################################################################
sub pandora_delete_old_session_data {
my ($dbh, $ulimit_timestamp) = @_;
log_message ('PURGE', "Deleting old session data from tsessions_php\n");
while(db_delete_limit ($dbh, 'tsessions_php', 'last_active < ?', $SMALL_OPERATION_STEP, $ulimit_timestamp) ne '0E0') {
usleep (10000);
};
}
###############################################################################
# Main
###############################################################################
sub pandoradb_main ($$$) {
my ($conf, $dbh, $history_dbh) = @_;
log_message ('', "Starting at ". strftime ("%Y-%m-%d %H:%M:%S", localtime()) . "\n");
# Purge
pandora_purgedb ($conf, $dbh);
# Consistency check
pandora_checkdb_consistency ($conf, $dbh);
# Maintain Referential integrity and other stuff
pandora_checkdb_integrity ($conf, $dbh);
# Move old data to the history DB
if (defined ($history_dbh)) {
undef ($history_dbh) unless defined (enterprise_hook ('pandora_historydb', [$dbh, $history_dbh, $conf->{'_history_db_days'}, $conf->{'_history_db_step'}, $conf->{'_history_db_delay'}]));
if (defined($conf{'_history_event_enabled'})) {
undef ($history_dbh) unless defined (enterprise_hook ('pandora_history_event', [$dbh, $history_dbh, $conf->{'_history_event_days'}, $conf->{'_history_db_step'}, $conf->{'_history_db_delay'}]));
}
}
# Compact on if enable and DaysCompact are below DaysPurge
if (($conf->{'_onlypurge'} == 0) && ($conf->{'_days_compact'} < $conf->{'_days_purge'})) {
pandora_compactdb ($conf, defined ($history_dbh) ? $history_dbh : $dbh);
}
# Update tconfig with last time of database maintance time (now)
db_do ($dbh, "DELETE FROM tconfig WHERE token = 'db_maintance'");
db_do ($dbh, "INSERT INTO tconfig (token, value) VALUES ('db_maintance', '".time()."')");
# Move SNMP modules back to the Enterprise server
enterprise_hook("claim_back_snmp_modules", [$dbh, $conf]);
# Recalculating dynamic intervals.
enterprise_hook("update_min_max", [$dbh, $conf]);
log_message ('', "Ending at ". strftime ("%Y-%m-%d %H:%M:%S", localtime()) . "\n");
}
# Init
pandora_init_pdb(\%conf);
# Read config file
pandora_load_config_pdb (\%conf);
# Load enterprise module
if (enterprise_load (\%conf) == 0) {
log_message ('', " [*] " . pandora_get_initial_product_name() . " Enterprise module not available.\n\n");
}
else {
log_message ('', " [*] " . pandora_get_initial_product_name() . " Enterprise module loaded.\n\n");
}
# Connect to the DB
my $dbh = db_connect ($conf{'dbengine'}, $conf{'dbname'}, $conf{'dbhost'}, $conf{'dbport'}, $conf{'dbuser'}, $conf{'dbpass'});
my $history_dbh = ($conf{'_history_db_enabled'} eq '1') ? db_connect ($conf{'dbengine'}, $conf{'_history_db_name'},
$conf{'_history_db_host'}, $conf{'_history_db_port'}, $conf{'_history_db_user'}, $conf{'_history_db_pass'}) : undef;
# Get a lock
my $lock = db_get_lock ($dbh, 'pandora_db');
if ($lock == 0 && $conf{'_force'} == 0) {
log_message ('', " [*] Another instance of DB Tool seems to be running.\n\n");
exit 1;
}
# Main
pandoradb_main(\%conf, $dbh, $history_dbh);
# Cleanup and exit
db_disconnect ($history_dbh) if defined ($history_dbh);
db_disconnect ($dbh);
# Release the lock
if ($lock == 1) {
db_release_lock ($dbh, 'pandora_db');
}
exit 0;
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