Newer
Older
<?php
/*
Copyright (c) 2007-2010, Till Brehm, projektfarm Gmbh and Oliver Vogel www.muv.com
All rights reserved.
Redistribution and use in source and binary forms, with or without modification,
are permitted provided that the following conditions are met:
* Redistributions of source code must retain the above copyright notice,
this list of conditions and the following disclaimer.
* Redistributions in binary form must reproduce the above copyright notice,
this list of conditions and the following disclaimer in the documentation
and/or other materials provided with the distribution.
* Neither the name of ISPConfig nor the names of its contributors
may be used to endorse or promote products derived from this software without
specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
class monitor_core_module {
var $interval = 5; // do the monitoring every 5 minutes
var $module_name = 'monitor_core_module';
var $class_name = 'monitor_core_module';
/* No actions at this time. maybe later... */
var $actions_available = array();
//* This function is called during ispconfig installation to determine
// if a symlink shall be created for this plugin.
function onInstall() {
global $conf;
return true;
/*
This function is called when the module is loaded
*/
function onLoad() {
global $app;
* Do the monitor every n minutes and write the result to the db
*/
$min = date('i');
if (($min % $this->interval) == 0) {
$this->doMonitor();
}
}
/*
This function is called when a change in one of the registered tables is detected.
The function then raises the events for the plugins.
*/
function process($tablename, $action, $data) {
} // end function
//** Get distribution identifier
//** IMPORTANT!
// This is the same code as in install/lib/install.lib.php
// So if you change it here, you also have to change it in there!
// Please do not forget to remove the swriteln(); - lines here at this file
function get_distname() {
$distname = '';
$distver = '';
$distid = '';
$distbaseid = '';
//** Debian or Ubuntu
if(file_exists('/etc/debian_version')) {
if(trim(file_get_contents('/etc/debian_version')) == '4.0') {
$distname = 'Debian';
$distver = '4.0';
$distid = 'debian40';
$distbaseid = 'debian';
} elseif(strstr(trim(file_get_contents('/etc/debian_version')),'5.0')) {
$distname = 'Debian';
$distver = 'Lenny';
$distid = 'debian40';
$distbaseid = 'debian';
} elseif(strstr(trim(file_get_contents('/etc/debian_version')),'6.0') || trim(file_get_contents('/etc/debian_version')) == 'squeeze/sid') {
$distname = 'Debian';
$distver = 'Squeeze/Sid';
jwarnier
committed
$distid = 'debian60';
$distbaseid = 'debian';
} else {
$distname = 'Debian';
$distver = 'Unknown';
$distid = 'debian40';
$distbaseid = 'debian';
}
}
//** OpenSuSE
jwarnier
committed
elseif(file_exists('/etc/SuSE-release')) {
if(stristr(file_get_contents('/etc/SuSE-release'),'11.0')) {
$distname = 'openSUSE';
$distver = '11.0';
$distid = 'opensuse110';
$distbaseid = 'opensuse';
} elseif(stristr(file_get_contents('/etc/SuSE-release'),'11.1')) {
$distname = 'openSUSE';
$distver = '11.1';
$distid = 'opensuse110';
$distbaseid = 'opensuse';
} elseif(stristr(file_get_contents('/etc/SuSE-release'),'11.2')) {
$distname = 'openSUSE';
$distver = '11.1';
$distid = 'opensuse110';
$distbaseid = 'opensuse';
} else {
$distname = 'openSUSE';
$distver = 'Unknown';
$distid = 'opensuse110';
$distbaseid = 'opensuse';
}
}
//** Redhat
jwarnier
committed
elseif(file_exists('/etc/redhat-release')) {
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
$content = file_get_contents('/etc/redhat-release');
if(stristr($content,'Fedora release 9 (Sulphur)')) {
$distname = 'Fedora';
$distver = '9';
$distid = 'fedora9';
$distbaseid = 'fedora';
} elseif(stristr($content,'Fedora release 10 (Cambridge)')) {
$distname = 'Fedora';
$distver = '10';
$distid = 'fedora9';
$distbaseid = 'fedora';
} elseif(stristr($content,'Fedora release 10')) {
$distname = 'Fedora';
$distver = '11';
$distid = 'fedora9';
$distbaseid = 'fedora';
} elseif(stristr($content,'CentOS release 5.2 (Final)')) {
$distname = 'CentOS';
$distver = '5.2';
$distid = 'centos52';
$distbaseid = 'fedora';
} elseif(stristr($content,'CentOS release 5.3 (Final)')) {
$distname = 'CentOS';
$distver = '5.3';
$distid = 'centos53';
$distbaseid = 'fedora';
} else {
$distname = 'Redhat';
$distver = 'Unknown';
$distid = 'fedora9';
$distbaseid = 'fedora';
}
}
//** Gentoo
jwarnier
committed
elseif(file_exists('/etc/gentoo-release')) {
$content = file_get_contents('/etc/gentoo-release');
preg_match_all('/([0-9]{1,2})/', $content, $version);
$distname = 'Gentoo';
$distver = $version[0][0].$version[0][1];
$distid = 'gentoo';
$distbaseid = 'gentoo';
} else {
jwarnier
committed
die('Unrecognized GNU/Linux distribution');
}
return array('name' => $distname, 'version' => $distver, 'id' => $distid, 'baseid' => $distbaseid);
}
/*
This method is called every n minutes, when the module ist loaded.
The method then does a system-monitoring
*/
// TODO: what monitoring is done should be a config-var
function doMonitor() {
/* Calls the single Monitoring steps */
$this->monitorServer();
$this->monitorOSVer();
$this->monitorIspCVer();
$this->monitorDiskUsage();
$this->monitorMemUsage();
$this->monitorCpu();
$this->monitorServices();
$this->monitorOpenVzHost();
$this->monitorOpenVzUserBeancounter();
$this->monitorMailLog();
$this->monitorMailWarnLog();
$this->monitorMailErrLog();
$this->monitorMessagesLog();
$this->monitorISPCCronLog();
$this->monitorFreshClamLog();
$this->monitorClamAvLog();
$this->monitorIspConfigLog();
$this->monitorSystemUpdate();
$this->monitorMailQueue();
$this->monitorRaid();
$this->monitorRkHunter();
$this->monitorFail2ban();
$this->monitorSysLog();
}
function monitorHDQuota() {
global $app;
global $conf;
/* Initialize data array */
$data = array();
/* the id of the server as int */
jwarnier
committed
$server_id = intval($conf['server_id']);
/** The type of the data */
$type = 'harddisk_quota';
/** The state of the harddisk_quota. */
$state = 'ok';
/** Fetch the data for all users*/
jwarnier
committed
$dfData = shell_exec('repquota -asu');
// split into array
$df = explode("\n", $dfData);
/*
* ignore the first 5 lines, process the rest
*/
for($i=5; $i <= sizeof($df); $i++) {
if ($df[$i] != '') {
/*
* Make a array of the data
*/
jwarnier
committed
$s = preg_split ('/[\s]+/', $df[$i]);
$username = $s[0];
$data['user'][$username]['used'] = $s[2];
$data['user'][$username]['soft'] = $s[3];
$data['user'][$username]['hard'] = $s[4];
}
}
/** Fetch the data for all users*/
jwarnier
committed
$dfData = shell_exec('repquota -asg');
// split into array
$df = explode("\n", $dfData);
/*
* ignore the first 5 lines, process the rest
*/
for($i=5; $i <= sizeof($df); $i++) {
if ($df[$i] != '') {
/*
* Make a array of the data
*/
jwarnier
committed
$s = preg_split ('/[\s]+/', $df[$i]);
$groupname = $s[0];
$data['group'][$groupname]['used'] = $s[1];
$data['group'][$groupname]['soft'] = $s[2];
$data['group'][$groupname]['hard'] = $s[3];
}
}
/*
Insert the data into the database
*/
jwarnier
committed
$sql = 'INSERT INTO monitor_data (server_id, type, created, data, state) ' .
'VALUES ('.
$server_id . ', ' .
"'" . $app->dbmaster->quote($type) . "', " .
jwarnier
committed
time() . ', ' .
"'" . $app->dbmaster->quote(serialize($data)) . "', " .
"'" . $state . "'" .
jwarnier
committed
')';
$app->dbmaster->query($sql);
/* The new data is written, now we can delete the old one */
$this->_delOldRecords($type, 4);
}
function monitorServer() {
global $app;
global $conf;
/* the id of the server as int */
jwarnier
committed
$server_id = intval($conf['server_id']);
/** The type of the data */
$type = 'server_load';
Fetch the data into a array
*/
$procUptime = shell_exec("cat /proc/uptime | cut -f1 -d' '");
$data['up_days'] = floor($procUptime/86400);
$data['up_hours'] = floor(($procUptime-$data['up_days']*86400)/3600);
$data['up_minutes'] = floor(($procUptime-$data['up_days']*86400-$data['up_hours']*3600)/60);
jwarnier
committed
$data['uptime'] = shell_exec('uptime');
jwarnier
committed
$tmp = explode(',', $data['uptime'], 4);
$tmpUser = explode(' ', trim($tmp[2]));
$data['user_online'] = intval($tmpUser[0]);
oilyflutesalad
committed
//* New Load Average code to fix "always zero" bug in non-english distros. NEEDS TESTING
$loadTmp = shell_exec("cat /proc/loadavg | cut -f1-3 -d' '");
jwarnier
committed
$load = explode(' ', $loadTmp);
oilyflutesalad
committed
$data['load_1'] = floatval(str_replace(',', '.', $load[0]));
$data['load_5'] = floatval(str_replace(',', '.', $load[1]));
$data['load_15'] = floatval(str_replace(',', '.', $load[2]));
/** The state of the server-load. */
$state = 'ok';
if ($data['load_1'] > 20 ) $state = 'info';
if ($data['load_1'] > 50 ) $state = 'warning';
if ($data['load_1'] > 100 ) $state = 'critical';
if ($data['load_1'] > 150 ) $state = 'error';
Insert the data into the database
jwarnier
committed
$sql = 'INSERT INTO monitor_data (server_id, type, created, data, state) ' .
'VALUES ('.
$server_id . ', ' .
"'" . $app->dbmaster->quote($type) . "', " .
jwarnier
committed
time() . ', ' .
"'" . $app->dbmaster->quote(serialize($data)) . "', " .
"'" . $state . "'" .
jwarnier
committed
')';
$app->dbmaster->query($sql);
/* The new data is written, now we can delete the old one */
$this->_delOldRecords($type, 4);
}
function monitorOsVer() {
global $app;
global $conf;
/* the id of the server as int */
jwarnier
committed
$server_id = intval($conf['server_id']);
/** The type of the data */
$type = 'os_info';
/*
Fetch the data into a array
*/
$dist = $this->get_distname();
$data['name'] = $dist['name'];
$data['version'] = $dist['version'];
/* the OS has no state. It is, what it is */
$state = 'no_state';
/*
Insert the data into the database
*/
jwarnier
committed
$sql = 'INSERT INTO monitor_data (server_id, type, created, data, state) ' .
'VALUES ('.
$server_id . ', ' .
"'" . $app->dbmaster->quote($type) . "', " .
jwarnier
committed
time() . ', ' .
"'" . $app->dbmaster->quote(serialize($data)) . "', " .
"'" . $state . "'" .
jwarnier
committed
')';
$app->dbmaster->query($sql);
/* The new data is written, now we can delete the old one */
$this->_delOldRecords($type, 4);
function monitorIspcVer() {
global $app;
global $conf;
/* the id of the server as int */
jwarnier
committed
$server_id = intval($conf['server_id']);
/** The type of the data */
$type = 'ispc_info';
/*
Fetch the data into a array
*/
$data['name'] = ISPC_APP_TITLE;
$data['version'] = ISPC_APP_VERSION;
/* the ISPC-Version has no state. It is, what it is */
$state = 'no_state';
/*
Insert the data into the database
*/
jwarnier
committed
$sql = 'INSERT INTO monitor_data (server_id, type, created, data, state) ' .
'VALUES ('.
$server_id . ', ' .
"'" . $app->dbmaster->quote($type) . "', " .
jwarnier
committed
time() . ', ' .
"'" . $app->dbmaster->quote(serialize($data)) . "', " .
"'" . $state . "'" .
jwarnier
committed
')';
$app->dbmaster->query($sql);
/* The new data is written, now we can delete the old one */
$this->_delOldRecords($type, 4);
}
function monitorDiskUsage() {
global $app;
global $conf;
/* the id of the server as int */
jwarnier
committed
$server_id = intval($conf['server_id']);
/** The type of the data */
$type = 'disk_usage';
/** The state of the disk-usage */
$state = 'ok';
/** Fetch the data of ALL devices into a array (needed for monitoring!)*/
jwarnier
committed
$dfData = shell_exec('df -hT');
// split into array
$df = explode("\n", $dfData);
* ignore the first line, process the rest
*/
for($i=1; $i <= sizeof($df); $i++) {
if ($df[$i] != '') {
/*
jwarnier
committed
* Make an array of the data
jwarnier
committed
$s = preg_split ('/[\s]+/', $df[$i]);
$data[$i]['fs'] = $s[0];
$data[$i]['type'] = $s[1];
$data[$i]['size'] = $s[2];
$data[$i]['used'] = $s[3];
$data[$i]['available'] = $s[4];
$data[$i]['percent'] = $s[5];
$data[$i]['mounted'] = $s[6];
/*
* calculate the state
*/
$usePercent = floatval($data[$i]['percent']);
jwarnier
committed
//* We don't want to check some filesystem which have no sensible filling levels
switch($data[$i]['type']) {
case 'iso9660':
case 'cramfs':
case 'udf':
case 'tmpfs':
case 'devtmpfs':
case 'udev':
break;
default:
if ($usePercent > 75) $state = $this->_setState($state, 'info');
if ($usePercent > 80) $state = $this->_setState($state, 'warning');
if ($usePercent > 90) $state = $this->_setState($state, 'critical');
if ($usePercent > 95) $state = $this->_setState($state, 'error');
break;
tbrehm
committed
}
Insert the data into the database
jwarnier
committed
$sql = 'INSERT INTO monitor_data (server_id, type, created, data, state) ' .
'VALUES ('.
$server_id . ', ' .
"'" . $app->dbmaster->quote($type) . "', " .
jwarnier
committed
time() . ', ' .
"'" . $app->dbmaster->quote(serialize($data)) . "', " .
"'" . $state . "'" .
jwarnier
committed
')';
$app->dbmaster->query($sql);
/* The new data is written, now we can delete the old one */
$this->_delOldRecords($type, 4);
}
function monitorMemUsage() {
global $app;
global $conf;
/* the id of the server as int */
jwarnier
committed
$server_id = intval($conf['server_id']);
/** The type of the data */
$type = 'mem_usage';
/*
Fetch the data into a array
jwarnier
committed
$miData = shell_exec('cat /proc/meminfo');
$memInfo = explode("\n", $miData);
foreach($memInfo as $line) {
jwarnier
committed
$part = preg_split('/:/', $line);
$key = trim($part[0]);
jwarnier
committed
$tmp = explode(' ', trim($part[1]));
$value = 0;
if ($tmp[1] == 'kB') $value = $tmp[0] * 1024;
$data[$key] = $value;
}
* actually this info has no state.
* maybe someone knows better...???...
*/
$state = 'no_state';
Insert the data into the database
jwarnier
committed
$sql = 'INSERT INTO monitor_data (server_id, type, created, data, state) ' .
'VALUES ('.
$server_id . ', ' .
"'" . $app->dbmaster->quote($type) . "', " .
jwarnier
committed
time() . ', ' .
"'" . $app->dbmaster->quote(serialize($data)) . "', " .
"'" . $state . "'" .
jwarnier
committed
')';
$app->dbmaster->query($sql);
/* The new data is written, now we can delete the old one */
$this->_delOldRecords($type, 4);
}
function monitorCpu() {
global $app;
global $conf;
/* the id of the server as int */
jwarnier
committed
$server_id = intval($conf['server_id']);
/** The type of the data */
$type = 'cpu_info';
/*
Fetch the data into a array
jwarnier
committed
if(file_exists('/proc/cpuinfo')) {
$cpuData = shell_exec('cat /proc/cpuinfo');
$cpuInfo = explode("\n", $cpuData);
$processor = 0;
foreach($cpuInfo as $line) {
$part = preg_split('/:/', $line);
$key = trim($part[0]);
$value = trim($part[1]);
if($key == 'processor') $processor = intval($value);
if($key != '') $data[$key.' '.$processor] = $value;
}
jwarnier
committed
/* the cpu has no state. It is, what it is */
$state = 'no_state';
} else {
/*
* It is not Linux, so there is no data and no state
*
* no_state, NOT unknown, because "unknown" is shown as state
* inside the GUI. no_state is hidden.
*
* We have to write NO DATA inside the DB, because the GUI
* could not know, if there is any dat, or not...
*/
$state = 'no_state';
$data['output']= '';
Insert the data into the database
jwarnier
committed
$sql = 'INSERT INTO monitor_data (server_id, type, created, data, state) ' .
'VALUES ('.
$server_id . ', ' .
"'" . $app->dbmaster->quote($type) . "', " .
jwarnier
committed
time() . ', ' .
"'" . $app->dbmaster->quote(serialize($data)) . "', " .
"'" . $state . "'" .
jwarnier
committed
')';
$app->dbmaster->query($sql);
/* The new data is written, now we can delete the old one */
$this->_delOldRecords($type, 4);
}
function monitorServices() {
global $app;
global $conf;
/** the id of the server as int */
jwarnier
committed
$server_id = intval($conf['server_id']);
/** get the "active" Services of the server from the DB */
jwarnier
committed
$services = $app->dbmaster->queryOneRecord('SELECT * FROM server WHERE server_id = ' . $server_id);
/* The type of the Monitor-data */
$type = 'services';
/** the State of the monitoring */
jwarnier
committed
/* ok, if ALL active services are running,
* error, if not
* There is no other state!
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
*/
$state = 'ok';
/* Monitor Webserver */
$data['webserver'] = -1; // unknown - not needed
if ($services['web_server'] == 1) {
if($this->_checkTcp('localhost', 80)) {
$data['webserver'] = 1;
} else {
$data['webserver'] = 0;
$state = 'error'; // because service is down
}
}
/* Monitor FTP-Server */
$data['ftpserver'] = -1; // unknown - not needed
if ($services['file_server'] == 1) {
if($this->_checkFtp('localhost', 21)) {
$data['ftpserver'] = 1;
} else {
$data['ftpserver'] = 0;
$state = 'error'; // because service is down
}
}
/* Monitor SMTP-Server */
$data['smtpserver'] = -1; // unknown - not needed
if ($services['mail_server'] == 1) {
if($this->_checkTcp('localhost', 25)) {
$data['smtpserver'] = 1;
} else {
$data['smtpserver'] = 0;
$state = 'error'; // because service is down
}
}
/* Monitor POP3-Server */
$data['pop3server'] = -1; // unknown - not needed
if ($services['mail_server'] == 1) {
if($this->_checkTcp('localhost', 110)) {
$data['pop3server'] = 1;
} else {
$data['pop3server'] = 0;
$state = 'error'; // because service is down
}
}
/* Monitor IMAP-Server */
$data['imapserver'] = -1; // unknown - not needed
if ($services['mail_server'] == 1) {
if($this->_checkTcp('localhost', 143)) {
$data['imapserver'] = 1;
} else {
$data['imapserver'] = 0;
$state = 'error'; // because service is down
}
}
/* Monitor BIND-Server */
$data['bindserver'] = -1; // unknown - not needed
if ($services['dns_server'] == 1) {
if($this->_checkTcp('localhost', 53)) {
$data['bindserver'] = 1;
} else {
$data['bindserver'] = 0;
$state = 'error'; // because service is down
}
}
jwarnier
committed
/* Monitor MySQL Server */
$data['mysqlserver'] = -1; // unknown - not needed
if ($services['db_server'] == 1) {
if($this->_checkTcp('localhost', 3306)) {
$data['mysqlserver'] = 1;
} else {
$data['mysqlserver'] = 0;
$state = 'error'; // because service is down
}
}
/*
Insert the data into the database
jwarnier
committed
$sql = 'INSERT INTO monitor_data (server_id, type, created, data, state) ' .
'VALUES ('.
$server_id . ', ' .
"'" . $app->dbmaster->quote($type) . "', " .
jwarnier
committed
time() . ', ' .
"'" . $app->dbmaster->quote(serialize($data)) . "', " .
"'" . $state . "'" .
jwarnier
committed
')';
$app->dbmaster->query($sql);
/* The new data is written, now we can delete the old one */
$this->_delOldRecords($type, 4);
}
function monitorOpenVzHost() {
global $app;
global $conf;
/* the id of the server as int */
jwarnier
committed
$server_id = intval($conf['server_id']);
/** The type of the data */
$type = 'openvz_veinfo';
/*
Fetch the data into a array
*/
$app->load(openvz_tools);
$openVzTools = new openvz_tools();
$data = $openVzTools->getOpenVzVeInfo();
/* the VE-Info has no state. It is, what it is */
$state = 'no_state';
/*
Insert the data into the database
*/
jwarnier
committed
$sql = 'INSERT INTO monitor_data (server_id, type, created, data, state) ' .
'VALUES ('.
$server_id . ', ' .
"'" . $app->dbmaster->quote($type) . "', " .
jwarnier
committed
time() . ', ' .
"'" . $app->dbmaster->quote(serialize($data)) . "', " .
"'" . $state . "'" .
jwarnier
committed
')';
$app->dbmaster->query($sql);
/* The new data is written, now we can delete the old one */
$this->_delOldRecords($type, 4);
}
function monitorOpenVzUserBeancounter() {
global $app;
global $conf;
/* the id of the server as int */
jwarnier
committed
$server_id = intval($conf['server_id']);
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
/** The type of the data */
$type = 'openvz_beancounter';
/*
Fetch the data into a array
*/
$app->load(openvz_tools);
$openVzTools = new openvz_tools();
$data = $openVzTools->getOpenVzVeBeanCounter();
/* calculate the state of the beancounter */
if ($data == '') {
$state = 'no_state';
}
else {
$state = 'ok';
/* transfer this output-string into a array */
$test = explode("\n", $data);
/* the first list of the output is not needed */
array_shift($test);
/* now process all items of the rest */
foreach ($test as $item) {
/*
* eliminate all doubled spaces and spaces at the beginning and end
while (strpos($item, ' ') !== false) {
$item = str_replace(' ', ' ', $item);
}
$item = trim($item);
/*
* The failcounter is the LAST
if ($item != '') {
$tmp = explode(' ', $item);
$failCounter = $tmp[sizeof($tmp)-1];
if ($failCounter > 0 ) $state = 'info';
if ($failCounter > 50 ) $state = 'warning';
if ($failCounter > 200 ) $state = 'critical';
if ($failCounter > 10000 ) $state = 'error';
}
}
}
/*
Insert the data into the database
*/
jwarnier
committed
$sql = 'INSERT INTO monitor_data (server_id, type, created, data, state) ' .
'VALUES ('.
$server_id . ', ' .
"'" . $app->dbmaster->quote($type) . "', " .
jwarnier
committed
time() . ', ' .
"'" . $app->dbmaster->quote(serialize($data)) . "', " .
"'" . $state . "'" .
jwarnier
committed
')';
$app->dbmaster->query($sql);
/* The new data is written, now we can delete the old one */
$this->_delOldRecords($type, 4);
}
function monitorSystemUpdate() {
/*
jwarnier
committed
* This monitoring is expensive, so do it only once an hour
*/
$min = date('i');
if ($min != 0) return;
* OK - here we go...
*/
global $app;
global $conf;
/* the id of the server as int */
jwarnier
committed
$server_id = intval($conf['server_id']);
/** The type of the data */
$type = 'system_update';
/* This monitoring is only available on Debian or Ubuntu */
if(file_exists('/etc/debian_version')) {
* first update the "apt database"
*/
shell_exec('apt-get update');
* Then test the upgrade.
* if there is any output, then there is a needed update
*/
$aptData = shell_exec('apt-get -s -qq dist-upgrade');
if ($aptData == '') {
/* There is nothing to update! */
$state = 'ok';
}
else {
/*
* There is something to update! this is in most cases not critical, so we can
* do a system-update once a month or so...
*/
$state = 'info';
*/
$data['output'] = shell_exec('apt-get -s -q dist-upgrade');
}
jwarnier
committed
elseif (file_exists('/etc/gentoo-release')) {
*/
// In keeping with gentoo's rsync policy, don't update to frequently (every four hours - taken from http://www.gentoo.org/doc/en/source_mirrors.xml)
$do_update = true;
if (file_exists('/usr/portage/metadata/timestamp.chk')) {
$datetime = file_get_contents('/usr/portage/metadata/timestamp.chk');
$datetime = trim($datetime);
$dstamp = strtotime($datetime);
if ($dstamp) {
$checkat = $dstamp + 14400; // + 4hours
if (mktime() < $checkat) {
$do_update = false;
}
}
}
if ($do_update) {
shell_exec('emerge --sync --quiet');
}
/*
* Then test the upgrade.
* if there is any output, then there is a needed update
*/
$emergeData = shell_exec('emerge -puDNt --color n --nospinner --quiet world');
if ($emergeData == '') {
/* There is nothing to update! */
$state = 'ok';
}
else {
/* There is something to update! */
$state = 'warning';
}
/*
*/
$data['output'] = shell_exec('emerge -pvuDNt --color n --nospinner world');
}
else {
/*
* It is not Debian/Ubuntu, so there is no data and no state
*
* no_state, NOT unknown, because "unknown" is shown as state
* inside the GUI. no_state is hidden.
*
* We have to write NO DATA inside the DB, because the GUI
* could not know, if there is any dat, or not...
*/
$state = 'no_state';
$data['output']= '';
}
* Insert the data into the database
jwarnier
committed
$sql = 'INSERT INTO monitor_data (server_id, type, created, data, state) ' .
'VALUES ('.
$server_id . ', ' .
"'" . $app->dbmaster->quote($type) . "', " .
jwarnier
committed
time() . ', ' .
"'" . $app->dbmaster->quote(serialize($data)) . "', " .
"'" . $state . "'" .
jwarnier
committed
')';
$app->dbmaster->query($sql);
/* The new data is written, now we can delete the old one */
$this->_delOldRecords($type, 4);
}
function monitorMailQueue() {
global $app;
global $conf;
/* the id of the server as int */
jwarnier
committed
$server_id = intval($conf['server_id']);
/** The type of the data */
$type = 'mailq';
/* Get the data from the mailq */
$data['output'] = shell_exec('mailq');
/*
* The last line has more informations
*/
$tmp = explode("\n", $data['output']);
$more = $tmp[sizeof($tmp) - 1];
$this->_getIntArray($more);
$data['bytes'] = $res[0];
$data['requests'] = $res[1];
/** The state of the mailq. */
$state = 'ok';
if ($data['requests'] > 2000 ) $state = 'info';
if ($data['requests'] > 5000 ) $state = 'warning';
if ($data['requests'] > 8000 ) $state = 'critical';
if ($data['requests'] > 10000 ) $state = 'error';
/*
* Insert the data into the database