1. #!/usr/bin/env php
2. <?php
3.  
4. /**
5.  * LibreNMS
6.  *
7.  *   This file is part of LibreNMS.
8.  *
9.  * @copyright  (C) 2006 - 2012 Adam Armstrong
10.  */
11.  
12. use LibreNMS\Util\Debug;
13.  
14. $init_modules = ['discovery'];
15. require __DIR__ . '/includes/init.php';
16.  
17. $start = microtime(true);
18. Log::setDefaultDriver('console');
19. $sqlparams = [];
20. $options = getopt('h:m:i:n:d::v::a::q', ['os:', 'type:']);
21.  
22. if (! isset($options['q'])) {
23.     echo \LibreNMS\Config::get('project_name') . " Discovery\n";
24. }
25.  
26. $where = '';
27. if (isset($options['h'])) {
28.     if ($options['h'] == 'odd') {
29.         $options['n'] = '1';
30.         $options['i'] = '2';
31.     } elseif ($options['h'] == 'even') {
32.         $options['n'] = '0';
33.         $options['i'] = '2';
34.     } elseif ($options['h'] == 'all') {
35.         $where = ' ';
36.         $doing = 'all';
37.     } elseif ($options['h'] == 'new') {
38.         $new_discovery_lock = Cache::lock('new-discovery', 300);
39.         $where = 'AND `last_discovered` IS NULL';
40.         $doing = 'new';
41.     } elseif ($options['h']) {
42.         if (is_numeric($options['h'])) {
43.             $where = "AND `device_id` = '" . $options['h'] . "'";
44.             $doing = $options['h'];
45.         } else {
46.             $where = "AND `hostname` LIKE '" . str_replace('*', '%', $options['h']) . "'";
47.             $doing = $options['h'];
48.         }
49.     }//end if
50. }//end if
51.  
52. if (isset($options['os'])) {
53.     $where .= ' AND os = ?';
54.     $sqlparams[] = $options['os'];
55. }
56.  
57. if (isset($options['type'])) {
58.     $where .= ' AND type = ?';
59.     $sqlparams[] = $options['type'];
60. }
61.  
62. if (isset($options['i']) && $options['i'] && isset($options['n'])) {
63.     $where .= ' AND MOD(device_id,' . $options['i'] . ") = '" . $options['n'] . "'";
64.     $doing = $options['n'] . '/' . $options['i'];
65. }
66.  
67. if (Debug::set(isset($options['d']), false) || isset($options['v'])) {
68.     echo \LibreNMS\Util\Version::get()->header();
69.  
70.     echo "DEBUG!\n";
71.     Debug::setVerbose(isset($options['v']));
72.     \LibreNMS\Util\OS::updateCache(true); // Force update of OS Cache
73. }
74.  
75. if (! $where) {
76.     echo "-h <device> | <device>  Poll single device\n";
77.     echo "-h odd             Poll odd numbered devices  (same as -i 2 -n 0)\n";
78.     echo "-h even            Poll even numbered devices (same as -i 2 -n 1)\n";
79.     echo "-h all             Poll all devices\n";
80.     echo "-h new             Poll all devices that have not had a discovery run before\n";
81.     echo "--os <os>     Poll devices only with specified operating system\n";
82.     echo "--type <type>      Poll devices only with specified type\n";
83.     echo "-i <instances> -n <number>                   Poll as instance <number> of <instances>\n";
84.     echo "                   Instances start at 0. 0-3 for -n 4\n";
85.     echo "\n";
86.     echo "Debugging and testing options:\n";
87.     echo "-d                 Enable debugging output\n";
88.     echo "-v                 Enable verbose debugging output\n";
89.     echo "-m                 Specify single module to be run. Comma separate modules, submodules may be added with /\n";
90.     echo "\n";
91.     echo "Invalid arguments!\n";
92.     exit;
93. }
94.  
95. // If we've specified modules with -m, use them
96. $module_override = parse_modules('discovery', $options);
97.  
98. $discovered_devices = 0;
99.  
100. if (! empty(\LibreNMS\Config::get('distributed_poller_group'))) {
101.     $where .= ' AND poller_group IN(' . \LibreNMS\Config::get('distributed_poller_group') . ')';
102. }
103.  
104. global $device;
105. foreach (dbFetchRows("SELECT * FROM `devices` WHERE disabled = 0 $where ORDER BY device_id DESC", $sqlparams) as $device) {
106.     $device_start = microtime(true);
107.     DeviceCache::setPrimary($device['device_id']);
108.  
109.     if (discover_device($device, $module_override)) {
110.         $discovered_devices++;
111.  
112.         $device_time = round(microtime(true) - $device_start, 3);
113.         DB::table('devices')->where('device_id', $device['device_id'])->update([
114.             'last_discovered_timetaken' => $device_time,
115.             'last_discovered' => DB::raw('NOW()'),
116.         ]);
117.  
118.         echo "Discovered in $device_time seconds\n\n";
119.     }
120. }
121.  
122. $end = microtime(true);
123. $run = ($end - $start);
124. $proctime = substr($run, 0, 5);
125.  
126. if (isset($new_discovery_lock)) {
127.     $new_discovery_lock->release();
128. }
129.  
130. $string = $argv[0] . " $doing " . date(\LibreNMS\Config::get('dateformat.compact')) . " - $discovered_devices devices discovered in $proctime secs";
131. d_echo("$string\n");
132.  
133. if (! isset($options['q'])) {
134.     echo PHP_EOL;
135.     app(\App\Polling\Measure\MeasurementManager::class)->printStats();
136. }
137.  
138. logfile&#40;$string&#41;;
139.  
140. if ($doing !== 'new' && $discovered_devices == 0) {
141.     // No discoverable devices, either down or disabled
142.     exit(5);
143. }
144.