status.php

   1 <?php
   2
   3 require_once "common.inc.php";
   4
   5 function snmp_setup()
   6 {
   7         // Stolen from a php.net comment
   8
   9         // Return back the numeric OIDs, instead of text strings.
  10         snmp_set_oid_numeric_print(1);
  11
  12         // Get just the values.
  13         snmp_set_quick_print(TRUE);
  14
  15         // For sequence types, return just the numbers, not the string and numbers.
  16         snmp_set_enum_print(TRUE);
  17
  18         // Don't let the SNMP library get cute with value interpretation.  This makes
  19         // MAC addresses return the 6 binary bytes, timeticks to return just the integer
  20         // value, and some other things.
  21         snmp_set_valueretrieval(SNMP_VALUE_PLAIN);
  22 }
  23
  24 /*
  25  * load
  26  * logged in users
  27  * processes
  28  */
  29 function server_status($server)
  30 {
  31         global $snmp_timeout;
  32
  33         /* Grab load */
  34         $load = snmpget ($server, "public", "UCD-SNMP-MIB::laLoad.1", $snmp_timeout);
  35         if ($load == NULL) {
  36                 /* Host is down - timed out */
  37                 return array ($ret, "", "", "");
  38         }
  39
  40
  41         /* Grab logged in users */
  42         $users = snmpget ($server, "public", "HOST-RESOURCES-MIB::hrSystemNumUsers.0", $snmp_timeout);
  43
  44         /* Grab processes */
  45         $processes = snmpget ($server, "public", "HOST-RESOURCES-MIB::hrSystemProcesses.0", $snmp_timeout);
  46
  47         return array (0, $users, $processes, $load);
  48 }
  49
  50 /*
  51  * load
  52  * free disk space
  53  * logged in users
  54  * processes
  55  * enabled
  56  */
  57 function node_status($buildnode)
  58 {
  59         global $snmp_timeout;
  60
  61         /* Grab load */
  62         $load = snmpget ($buildnode, "public", "UCD-SNMP-MIB::laLoad.1", $snmp_timeout);
  63         if ($load == NULL) {
  64                 /* Host is down - timed out */
  65                 return array ($ret, "", "", "", "", "");
  66         }
  67
  68         /* Grab free disk space */
  69         $disk_avail = snmpget ($buildnode, "public", "UCD-SNMP-MIB::dskAvail.1", $snmp_timeout);
  70         $disk_total = snmpget ($buildnode, "public", "UCD-SNMP-MIB::dskTotal.1", $snmp_timeout);
  71         $disk = sprintf ("%dG/%dG", $disk_avail/1024/1024, $disk_total/1024/1024);
  72
  73         /* Grab logged in users */
  74         $users = snmpget ($buildnode, "public", "HOST-RESOURCES-MIB::hrSystemNumUsers.0", $snmp_timeout);
  75
  76         /* Grab processes */
  77         $processes = snmpget ($buildnode, "public", "HOST-RESOURCES-MIB::hrSystemProcesses.0", $snmp_timeout);
  78
  79         /* Check if it's enabled */
  80         /* Check if cron is running */
  81         if (!file_exists ("/var/run/crond.pid")) {
  82                 $enabled = FALSE;
  83         }
  84         /* Check if the node is really enabled */
  85         else {
  86                 // Force always enabled, as we can't parse upload.conf anymore :(
  87                 $enabled = TRUE;
  88                 /*
  89                 exec ('/bin/grep -q "^[         ]\+'.$buildnode.'[      ]\+=" /home/mandrake/.upload.conf',
  90                         $output, $enabled);
  91                 if ($enabled) {
  92                         $enabled = FALSE;
  93                 }
  94                 else {
  95                         $enabled = TRUE;
  96                 }
  97                  */
  98         }
  99
 100         return array (0, $enabled, $users, $processes, $load, $disk);
 101 }
 102
 103
 104
 105
 106
 107
 108
 109
 110
 111
 112
 113
 114
 115
 116
 117 // Setup snmp library
 118 snmp_setup();
 119
 120 // Build the page
 121 page_header("status");
 122
 123 ?>
 124 <center>
 125 <h3>Build system: servers status</h3>
 126 <?php
 127
 128 /*
 129  * SERVERS
 130  */
 131 $servers = array (
 132         "kenobi",
 133         "svn"
 134 );
 135
 136 $server_status = array();
 137
 138 foreach ($servers as $server) {
 139         $server_status[$server] = server_status ($server);
 140 }
 141
 142 ?>
 143 <table style='text-align: right;'>
 144 <tr>
 145  <th>Server</th>
 146  <th>Online</th>
 147  <th>Users</th>
 148  <th>Processes</th>
 149  <th>Current load</th>
 150 </tr>
 151 <?php
 152
 153 foreach ($server_status as $server => $status) {
 154         $online = !$status[0] ? "Yes" : "No";
 155         echo "<tr>".
 156                 "<th>$server</th>".
 157                 "<td>$online</td>".
 158                 "<td>${status[1]}</td>".
 159                 "<td>${status[2]}</td>".
 160                 "<td>${status[3]}</td>".
 161                 "<tr>\n";
 162 }
 163
 164 ?>
 165 </table>
 166 <?php
 167
 168
 169 /*
 170  * NODES
 171  */
 172 $nodes = array (
 173         "n1",
 174         "n2",
 175         "n3",
 176         "n4",
 177         "n5",
 178         "celeste",
 179         "klodia"
 180 );
 181
 182 $node_status = array();
 183
 184 foreach ($nodes as $node) {
 185         $node_status[$node] = node_status ($node);
 186 }
 187
 188 ?>
 189 <br>
 190 <h3>Build system: build nodes status</h3>
 191 <table style='text-align: right;'>
 192 <tr>
 193  <th>Node</th>
 194  <th>Online</th>
 195  <th>Enabled</th>
 196  <th>Users</th>
 197  <th>Processes</th>
 198  <th>Current load</th>
 199  <th>Disk usage</th>
 200 </tr>
 201 <?php
 202
 203 foreach ($node_status as $node => $status) {
 204         $online = !$status[0] ? "Yes" : "No";
 205         $enabled = $status[1] ? "Yes" : "No";
 206         echo "<tr>".
 207                 "<th>$node</th>".
 208                 "<td>$online</td>".
 209                 "<td>$enabled</td>".
 210                 "<td>${status[2]}</td>".
 211                 "<td>${status[3]}</td>".
 212                 "<td>${status[4]}</td>".
 213                 "<td>${status[5]}</td>".
 214                 "<tr>\n";
 215 }
 216
 217 ?>
 218 </table>
 219 </center>
 220 <?php
 221
 222 page_footer();
 223
 224 ?>