Newer
Older
<?php
/*
Copyright (c) 2007-2011, 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_tools {
//** 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
public function get_distname() {
$distname = '';
$distver = '';
$distid = '';
$distbaseid = '';
//** Debian or Ubuntu
if (file_exists('/etc/debian_version')) {
if (strstr(trim(file_get_contents('/etc/issue')), 'Ubuntu')) {
if (strstr(trim(file_get_contents('/etc/issue')), 'LTS')) {
$lts=" LTS";
} else {
$lts="";
}
$issue=file_get_contents('/etc/issue');
$distname = 'Ubuntu';
$distid = 'debian40';
$distbaseid = 'debian';
$ver = array_filter($ver);
$ver = next($ver);
$mainver = explode('.', $ver);
$mainver = array_filter($mainver);
$mainver = current($mainver).'.'.next($mainver);
switch ($mainver){
case "14.04":
$relname = "(Trusty Tahr)";
break;
case "13.10":
$relname = "(Saucy Salamander)";
break;
case "13.04":
$relname = "(Raring Ringtail)";
break;
case "12.10":
$relname = "(Quantal Quetzal)";
case "12.04":
$relname = "(Precise Pangolin)";
case "11.10":
$relname = "(Oneiric Ocelot)";
case "11.14":
$relname = "(Natty Narwhal)";
case "10.10":
$relname = "(Maverick Meerkat)";
case "10.04":
$relname = "(Lucid Lynx)";
case "9.10":
$relname = "(Karmic Koala)";
case "9.04":
$relname = "(Jaunty Jackpole)";
$relname = "(Intrepid Ibex)";
break;
case "8.04":
$relname = "(Hardy Heron)";
case "7.10":
$relname = "(Gutsy Gibbon)";
case "7.04":
$relname = "(Feisty Fawn)";
case "6.10":
$relname = "(Edgy Eft)";
case "6.06":
$relname = "(Dapper Drake)";
case "5.10":
$relname = "(Breezy Badger)";
case "5.04":
$relname = "(Hoary Hedgehog)";
case "4.10":
$relname = "(Warty Warthog)";
default:
$relname = "UNKNOWN";
}
$distver = $ver.$lts." ".$relname;
} elseif(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';
$distid = 'debian60';
$distbaseid = 'debian';
} elseif (strstr(trim(file_get_contents('/etc/debian_version')), '7.0') || substr(trim(file_get_contents('/etc/debian_version')),0,2) == '7.' || trim(file_get_contents('/etc/debian_version')) == 'wheezy/sid') {
$distname = 'Debian';
$distver = 'Wheezy/Sid';
$distid = 'debian60';
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
} else {
$distname = 'Debian';
$distver = 'Unknown';
$distid = 'debian40';
$distbaseid = 'debian';
}
}
//** OpenSuSE
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
elseif (file_exists('/etc/redhat-release')) {
$content = file_get_contents('/etc/redhat-release');
if (stristr($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';
$distbaseid = 'fedora';
} elseif(stristr($content, 'CentOS Linux release 6')) {
$distname = 'CentOS';
$distver = 'Unknown';
$distid = 'centos53';
$distbaseid = 'fedora';
} elseif(stristr($content, 'CentOS Linux release 7')) {
$distname = 'CentOS';
$distver = 'Unknown';
$distid = 'centos53';
$distbaseid = 'fedora';
} else {
$distname = 'Redhat';
$distver = 'Unknown';
$distid = 'fedora9';
$distbaseid = 'fedora';
}
}
//** Gentoo
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 {
die('Unrecognized GNU/Linux distribution');
}
return array('name' => $distname, 'version' => $distver, 'id' => $distid, 'baseid' => $distbaseid);
}
//** Email Quota
public function monitorEmailQuota() {
global $conf, $app;
//* Initialize data array
$data = array();
//* the id of the server as int
$server_id = intval($conf['server_id']);
//* The type of the data
$type = 'email_quota';
//* The state of the email_quota.
$state = 'ok';
$mailboxes = $app->db->queryAllRecords("SELECT email,maildir FROM mail_user WHERE server_id = $server_id");
if(is_array($mailboxes)) {
foreach($mailboxes as $mb) {
$email = $mb['email'];
$email_parts = explode('@', $mb['email']);
$filename = $mb['maildir'].'/.quotausage';
if(file_exists($filename) && !is_link($filename)) {
$quotafile = file($filename);
preg_match('/storage.*?([0-9]+)/s', implode('',$quotafile), $storage_value);
$data[$email]['used'] = $storage_value[1];
$app->log("Mail storage $email: " . $storage_value[1], LOGLEVEL_DEBUG);
unset($quotafile);
exec('du -s '.escapeshellcmd($mb['maildir']), $out);
$parts = explode(' ', $out[0]);
$data[$email]['used'] = intval($parts[0])*1024;
unset($out);
unset($parts);
}
}
}
unset($mailboxes);
//* Dovecot quota check Courier in progress lathama@gmail.com
/*
if($dir = opendir("/var/vmail")){
while (($quotafiles = readdir($dir)) !== false){
if(preg_match('/.\_quota$/', $quotafiles)){
$quotafile = (file("/var/vmail/" . $quotafiles));
$emailaddress = preg_replace('/_quota/',"", $quotafiles);
$emailaddress = preg_replace('/_/',"@", $emailaddress);
$data[$emailaddress]['used'] = trim($quotafile['1']);
}
}
closedir($dir);
}
*/
$res['server_id'] = $server_id;
$res['type'] = $type;
$res['data'] = $data;
$res['state'] = $state;
public function monitorHDQuota() {
global $conf;
$data = array();
$server_id = intval($conf['server_id']);
$type = 'harddisk_quota';
//* The state of the harddisk_quota.
$state = 'ok';
$dfData = shell_exec('repquota -au 2>/dev/null');
$df = explode("\n", $dfData);
//* ignore the first 5 lines, process the rest
for ($i = 5; $i <= sizeof($df); $i++) {
if ($df[$i] != '') {
$s = preg_split('/[\s]+/', $df[$i]);
$username = $s[0];
if (substr($username, 0, 3) == 'web') {
if (isset($data['user'][$username])) {
$data['user'][$username]['used'] += $s[2];
$data['user'][$username]['soft'] += $s[3];
$data['user'][$username]['hard'] += $s[4];
$data['user'][$username]['files'] += $s[5];
} else {
$data['user'][$username]['used'] = $s[2];
$data['user'][$username]['soft'] = $s[3];
$data['user'][$username]['hard'] = $s[4];
$data['user'][$username]['files'] = $s[5];
}
}
}
}
$dfData = shell_exec('repquota -ag 2>/dev/null');
$df = explode("\n", $dfData);
//* ignore the first 5 lines, process the rest
for ($i = 5; $i <= sizeof($df); $i++) {
if ($df[$i] != '') {
$s = preg_split('/[\s]+/', $df[$i]);
$groupname = $s[0];
if (substr($groupname, 0, 6) == 'client') {
if (isset($data['group'][$groupname])) {
$data['group'][$groupname]['used'] += $s[1];
$data['group'][$groupname]['soft'] += $s[2];
$data['group'][$groupname]['hard'] += $s[3];
} else {
$data['group'][$groupname]['used'] = $s[1];
$data['group'][$groupname]['soft'] = $s[2];
$data['group'][$groupname]['hard'] = $s[3];
}
}
}
}
$res['server_id'] = $server_id;
$res['type'] = $type;
$res['data'] = $data;
$res['state'] = $state;
return $res;
}
public function monitorServer() {
global $conf;
/* the id of the server as int */
$server_id = intval($conf['server_id']);
/** The type of the data */
$type = 'server_load';
/*
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
*/
$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);
$data['uptime'] = shell_exec('uptime');
$tmp = explode(',', $data['uptime'], 4);
$tmpUser = explode(' ', trim($tmp[2]));
$data['user_online'] = intval($tmpUser[0]);
//* 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' '");
$load = explode(' ', $loadTmp);
$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';
/*
* Return the Result
*/
$res['server_id'] = $server_id;
$res['type'] = $type;
$res['data'] = $data;
$res['state'] = $state;
return $res;
}
public function monitorOsVer() {
global $conf;
/* the id of the server as int */
$server_id = intval($conf['server_id']);
/** The type of the data */
$type = 'os_info';
/*
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
*/
$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';
/*
* Return the Result
*/
$res['server_id'] = $server_id;
$res['type'] = $type;
$res['data'] = $data;
$res['state'] = $state;
return $res;
}
public function monitorIspcVer() {
global $conf;
/* the id of the server as int */
$server_id = intval($conf['server_id']);
/** The type of the data */
$type = 'ispc_info';
/*
*/
$data['name'] = ISPC_APP_TITLE;
$data['version'] = ISPC_APP_VERSION;
/* the ISPC-Version has no state. It is, what it is */
$state = 'no_state';
/*
* Return the Result
*/
$res['server_id'] = $server_id;
$res['type'] = $type;
$res['data'] = $data;
$res['state'] = $state;
return $res;
}
public function monitorDiskUsage() {
/* the id of the server as int */
$server_id = intval($conf['server_id']);
/** The type of the data */
$type = 'disk_usage';
/** The state of the disk-usage */
$state = 'ok';
/** Fetch the data of ALL devices into a array (needed for monitoring!) */
//$dfData = shell_exec('df -hT 2>/dev/null');
$app->uses('getconf');
$web_config = $app->getconf->get_server_config($conf['server_id'], 'web');
$dfData = shell_exec('df -hT|grep -v "'.$web_config['website_basedir'].'/" 2>/dev/null');
// split into array
$df = explode("\n", $dfData);
/*
* ignore the first line, process the rest
*/
for ($i = 1; $i <= sizeof($df); $i++) {
if ($df[$i] != '') {
/*
* Make an array of the data
*/
$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[$i]['percent']);
//* get the free memsize
if(substr($data[$i]['available'], -1) == 'G') {
$freesize = floatval($data[$i]['available'])*1024;
} elseif(substr($data[$i]['available'], -1) == 'T') {
$freesize = floatval($data[$i]['available'])*1024*1024;
} else {
$freesize = floatval($data[$i]['available']);
}
//* We don't want to check some filesystem which have no sensible filling levels
switch ($data[$i]['type']) {
case 'iso9660':
case 'cramfs':
case 'udf':
case 'tmpfs':
case 'devtmpfs':
case 'udev':
break;
default:
if ($usePercent > 75 && $freesize < 2000)
$state = $this->_setState($state, 'info');
if ($usePercent > 80 && $freesize < 1000)
$state = $this->_setState($state, 'warning');
if ($usePercent > 90 && $freesize < 500)
$state = $this->_setState($state, 'critical');
if ($usePercent > 95 && $freesize < 100)
$state = $this->_setState($state, 'error');
break;
}
}
}
/*
* Return the Result
*/
$res['server_id'] = $server_id;
$res['type'] = $type;
$res['data'] = $data;
$res['state'] = $state;
return $res;
}
public function monitorMemUsage() {
global $conf;
/* the id of the server as int */
$server_id = intval($conf['server_id']);
/** The type of the data */
$type = 'mem_usage';
/*
*/
$miData = shell_exec('cat /proc/meminfo');
$memInfo = explode("\n", $miData);
foreach ($memInfo as $line) {
$part = preg_split('/:/', $line);
$key = trim($part[0]);
$tmp = explode(' ', trim($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';
/*
* Return the Result
*/
$res['server_id'] = $server_id;
$res['type'] = $type;
$res['data'] = $data;
$res['state'] = $state;
return $res;
}
public function monitorCpu() {
global $conf;
/* the id of the server as int */
$server_id = intval($conf['server_id']);
/** The type of the data */
$type = 'cpu_info';
/*
635
636
637
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
*/
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;
}
/* 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'] = '';
}
/*
* Return the Result
*/
$res['server_id'] = $server_id;
$res['type'] = $type;
$res['data'] = $data;
$res['state'] = $state;
return $res;
}
public function monitorServices() {
global $app;
global $conf;
/** the id of the server as int */
$server_id = intval($conf['server_id']);
/** get the "active" Services of the server from the DB */
vogelor
committed
$services = $app->db->queryOneRecord('SELECT * FROM server WHERE server_id = ' . $server_id);
/*
* If the DB is down, we have to set the db to "yes".
* If we don't do this, then the monitor will NOT monitor, that the db is down and so the
* rescue-module can not try to rescue the db
*/
if ($services == null) {
$services['db_server'] = 1;
}
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
/* The type of the Monitor-data */
$type = 'services';
/** the State of the monitoring */
/* ok, if ALL active services are running,
* error, if not
* There is no other state!
*/
$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) {
$data['bindserver'] = 1;
} else {
$data['bindserver'] = 0;
$state = 'error'; // because service is down
}
}
/* 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
}
}
/*
* Return the Result
*/
$res['server_id'] = $server_id;
$res['type'] = $type;
$res['data'] = $data;
$res['state'] = $state;
return $res;
}
public function monitorOpenVzHost() {
global $app;
global $conf;
/* the id of the server as int */
$server_id = intval($conf['server_id']);
/** The type of the data */
$type = 'openvz_veinfo';
/*
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
*/
$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';
/*
* Return the Result
*/
$res['server_id'] = $server_id;
$res['type'] = $type;
$res['data'] = $data;
$res['state'] = $state;
return $res;
}
public function monitorOpenVzUserBeancounter() {
global $app;
global $conf;
/* the id of the server as int */
$server_id = intval($conf['server_id']);
/** The type of the data */
$type = 'openvz_beancounter';
/*
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
*/
$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';
}
}
}
/*
* Return the Result
*/
$res['server_id'] = $server_id;
$res['type'] = $type;
$res['data'] = $data;
$res['state'] = $state;
return $res;
}
public function monitorSystemUpdate() {
global $conf;
/* the id of the server as int */
$server_id = intval($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';
}
/*
* Fetch the output
*/
$data['output'] = shell_exec('apt-get -s -q dist-upgrade');
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
} elseif (file_exists('/etc/gentoo-release')) {
/*
* first update the portage tree
*/
// 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
*/
$emergeData = shell_exec('glsa-check -t affected');
if ($emergeData == '') {
/* There is nothing to update! */
$state = 'ok';
$data['output'] = 'No unapplied GLSA\'s found on the system.';
} else {
/* There is something to update! */
$state = 'info';
$data['output'] = shell_exec('glsa-check -pv --nocolor affected 2>/dev/null');
}
} elseif (file_exists('/etc/SuSE-release')) {
/*
* update and find the upgrade.
* if there is any output, then there is a needed update
*/
$aptData = shell_exec('zypper -q lu');
if ($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';
}
/*
* Fetch the output
*/
$data['output'] = shell_exec('zypper lu');
} 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'] = '';
}