tyler.durden
/
pandorafms
mirror of https://github.com/pandorafms/pandorafms.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity
pandorafms/pandora_server/util/pandora_db.pl

379 lines
15 KiB
Perl
Executable File
Raw Blame History

#!/usr/bin/perl
###############################################################################
# Pandora FMS DB Management
###############################################################################
# Copyright (c) 2005-2009 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 Time::Local; # DateTime basic manipulation
use DBI; # DB interface with MySQL
use PandoraFMS::Tools;
use PandoraFMS::DB;
use POSIX qw(strftime);
# version: define current version
my $version = "3.0 PS091214";
# Pandora server configuration
my %conf;
# FLUSH in each IO
$| = 0;
# Init
pandora_init(\%conf);
# Read config file
pandora_load_config (\%conf);
# Load enterprise module
if (enterprise_load (\%conf) == 0) {
print " [*] Pandora FMS Enterprise module not available.\n\n";
} else {
print " [*] Pandora FMS Enterprise module loaded.\n\n";
}
# Connect to the DB
my $dbh = db_connect ('mysql', $conf{'dbname'}, $conf{'dbhost'}, '3306', $conf{'dbuser'}, $conf{'dbpass'});
my $history_dbh = ($conf{'_history_db_enabled'} eq '1') ? db_connect ('mysql', $conf{'_history_db_name'},
$conf{'_history_db_host'}, '3306', $conf{'_history_db_user'}, $conf{'_history_db_pass'}) : undef;
# Main
pandoradb_main(\%conf, $dbh, $history_dbh);
# Cleanup and exit
db_disconnect ($history_dbh) if defined ($history_dbh);
db_disconnect ($dbh);
exit;
###############################################################################
# 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 $limit_timestamp = strftime ("%Y-%m-%d %H:%M:%S", localtime($ulimit_timestamp));
print "[PURGE] Deleting old event data (More than " . $conf->{'_days_purge'} . " days)... \n";
$dbh->do("DELETE FROM tevento WHERE utimestamp < '$ulimit_timestamp'");
print "[PURGE] Deleting old data... \n";
$dbh->do ("DELETE FROM tagente_datos WHERE utimestamp < '$ulimit_timestamp'");
print "[PURGE] Delete old data (string) ... \n";
$dbh->do ("DELETE FROM tagente_datos_string WHERE utimestamp < '$ulimit_timestamp'");
print "[PURGE] Delete pending deleted modules (data table)...\n";
$dbh->do ("DELETE FROM tagente_datos WHERE id_agente_modulo IN (SELECT id_agente_modulo FROM tagente_modulo WHERE delete_pending = 1)");
print "[PURGE] Delete pending deleted modules (data string table)...\n";
$dbh->do ("DELETE FROM tagente_datos_string WHERE id_agente_modulo IN (SELECT id_agente_modulo FROM tagente_modulo WHERE delete_pending = 1)");
print "[PURGE] Delete pending deleted modules (data inc table)...\n";
$dbh->do ("DELETE FROM tagente_datos_inc WHERE id_agente_modulo IN (SELECT id_agente_modulo FROM tagente_modulo WHERE delete_pending = 1)");
print "[PURGE] Delete pending deleted modules (status, module table)...\n";
$dbh->do ("DELETE FROM tagente_estado WHERE id_agente_modulo IN (SELECT id_agente_modulo FROM tagente_modulo WHERE delete_pending = 1)");
$dbh->do ("DELETE FROM tagente_modulo WHERE delete_pending = 1");
print "[PURGE] Delete old session data \n";
$dbh->do ("DELETE FROM tsesion WHERE utimestamp < $ulimit_timestamp");
print "[PURGE] Delete old data from SNMP Traps \n";
$dbh->do ("DELETE FROM ttrap WHERE timestamp < '$limit_timestamp'");
print "[PURGE] Deleting old access data (More than 24hr) \n";
$dbh->do("DELETE FROM tagent_access WHERE utimestamp < '$ulimit_access_timestamp'");
}
###############################################################################
# Compact agent data.
###############################################################################
sub pandora_compactdb ($$) {
my ($conf, $dbh) = @_;
my %count_hash;
my %id_agent_hash;
my %value_hash;
return if ($conf->{'_days_purge'} == 0 || $conf->{'_step_compact'} < 1);
# Compact interval length in seconds
# $conf->{'_step_compact'} varies between 1 (36 samples/day) and
# 20 (1.8 samples/day)
my $step = $conf->{'_step_compact'} * 2400;
# 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_purge'} * 24 * 60 * 60;
my $stop_utime;
print "[COMPACT] Compacting data until " . strftime ("%Y-%m-%d %H:%M:%S", localtime($start_utime)) ."\n";
# Prepare the query to retrieve data from an interval
while (1) {
# Calculate the stop date for the interval
$stop_utime = $start_utime - $step;
# Out of limits
return if ($start_utime < $limit_utime);
my @data = get_db_rows ($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 = $data->{'id_agente_modulo'};
if (! defined($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});
}
# Move to the next interval
$start_utime = $stop_utime;
}
}
##############################################################################
# Check command line parameters.
##############################################################################
sub pandora_init ($) {
my $conf = shift;
print "\nPandora FMS DB Tool $version Copyright (c) 2004-2009 Artica ST\n";
print "This program is Free Software, licensed under the terms of GPL License v2\n";
print "You can download latest versions and documentation at http://www.pandorafms.org\n\n";
# Load config file from command line
help_screen () if ($#ARGV < 0);
# If there are not valid parameters
foreach my $param (@ARGV) {
# help!
help_screen () if ($param =~ m/--*h\w*\z/i );
if ($param =~ m/-p\z/i) {
$conf->{'_onlypurge'} = 1;
} else {
$conf->{'_pandora_path'} = $param;
}
}
help_screen () if ($conf->{'_pandora_path'} eq '');
}
##############################################################################
# Read external configuration file.
##############################################################################
sub pandora_load_config ($) {
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 =~ m/([\w-_\.]+)\s([0-9\w-_\.\/\?\&\=\)\(\_\-\\*\@\#\%\$\~\"\']+)/);
$conf->{$1} = $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});
}
# Read additional tokens from the DB
my $dbh = db_connect ('mysql', $conf->{'dbname'}, $conf->{'dbhost'}, '3306', $conf->{'dbuser'}, $conf->{'dbpass'});
$conf->{'_days_purge'} = get_db_value ($dbh, "SELECT value FROM tconfig WHERE token = 'days_purge'");
$conf->{'_days_compact'} = get_db_value ($dbh, "SELECT value FROM tconfig WHERE token = 'days_compact'");
$conf->{'_step_compact'} = get_db_value ($dbh, "SELECT value FROM tconfig WHERE token = 'step_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'");
$conf->{'_history_db_host'} = get_db_value ($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'");
$conf->{'_history_db_step'} = get_db_value ($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'");
db_disconnect ($dbh);
printf "Pandora DB now initialized and running (PURGE=" . $conf->{'_days_purge'} . " days, COMPACT=$conf->{'_days_compact'} days, STEP=" . $conf->{'_step_compact'} . ") ... \n\n";
}
###############################################################################
# Check database consistency.
###############################################################################
sub pandora_checkdb_consistency {
my $dbh = shift;
# 1. Check for modules that do not have tagente_estado but have tagente_module
print "[CHECKDB] Deleting non-init data... \n";
my @modules = get_db_rows ($dbh, 'SELECT id_agente_modulo FROM tagente_estado WHERE utimestamp = 0');
foreach my $module (@modules) {
my $id_agente_modulo = $module->{'id_agente_modulo'};
# Skip policy modules
next if (is_policy_module ($dbh, $id_agente_modulo));
# Delete the module
db_do ($dbh, 'DELETE FROM tagente_modulo WHERE disabled = 0 AND id_agente_modulo = ?', $id_agente_modulo);;
# Delete any alerts associated to the module
db_do ($dbh, 'DELETE FROM talert_template_modules WHERE id_agent_module = ?', $id_agente_modulo);
}
print "[CHECKDB] Checking database consistency (Missing status)... \n";
@modules = get_db_rows ($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, '0000-00-00 00:00:00', 1, $id_agente, '0000-00-00 00:00:00', 0, 0, 0, 0);
print "[CHECKDB] Inserting module $id_agente_modulo in state table \n";
}
print "[CHECKDB] Checking database consistency (Missing module)... \n";
# 2. Check for modules in tagente_estado that do not have tagente_modulo, if there is any, delete it
@modules = get_db_rows ($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);
print "[CHECKDB] Deleting non-existing module $id_agente_modulo in state table \n";
}
}
###############################################################################
# Returns undef if the given module is not a policy module.
###############################################################################
sub is_policy_module ($$) {
my ($dbh, $module_id) = @_;
eval {
my $count = get_db_value ($dbh, 'SELECT COUNT(*) FROM tpolicies');
};
# Not running Pandora FMS Enterprise
return undef if ($@);
# Get agent id
my $agent_id = get_db_value ($dbh, 'SELECT id_agente FROM tagente_modulo WHERE id_agente_modulo = ?', $module_id);
return undef unless defined ($agent_id);
# Get module name
my $module_name = get_db_value ($dbh, 'SELECT nombre FROM tagente_modulo WHERE id_agente_modulo = ?', $module_id);
return undef unless defined ($module_name);
# Search policies
my $policy_id = get_db_value ($dbh, 'SELECT t3.id FROM tpolicy_agents AS t1 INNER JOIN tpolicy_modules AS t2 ON t1.id_policy = t2.id_policy
INNER JOIN tpolicies AS t3 ON t1.id_policy = t3.id WHERE t1.id_agent = ? AND t2.name LIKE ?', $agent_id, $module_name);
# Not a policy module
return undef unless defined ($policy_id);
return $policy_id;
}
##############################################################################
# Print a help screen and exit.
##############################################################################
sub help_screen{
print "\n\nUsage: $0 <path to pandora_server.conf> [options]\n\n";
print "\n\tAvailable options:\n\t\t-d Debug output (very verbose).\n";
print "\t\t-v Verbose output.\n";
print "\t\t-q Quiet output.\n";
print "\t\t-p Only purge and consistency check, skip compact.\n\n";
exit;
}
###############################################################################
# Main
###############################################################################
sub pandoradb_main ($$$) {
my ($conf, $dbh, $history_dbh) = @_;
print "Starting at ". strftime ("%Y-%m-%d %H:%M:%S", localtime()) . "\n";
# Move old data to the history DB
if (defined ($history_dbh)) {
undef ($history_dbh) unless defined (enterprise_hook ('pandora_historydb', [$dbh, $history_dbh, $conf->{'_history_db_days'}, $conf->{'_history_db_step'}, $conf->{'_history_db_delay'}]));
}
# Purge
pandora_purgedb ($conf, $dbh);
# Consistency check
pandora_checkdb_consistency ($dbh);
# Compact
if ($conf->{'_onlypurge'} == 0) {
pandora_compactdb ($conf, defined ($history_dbh) ? $history_dbh : $dbh);
}
print "Ending at ". strftime ("%Y-%m-%d %H:%M:%S", localtime()) . "\n";
}
Reference in New Issue View Git Blame Copy Permalink