phpmyadmin/libraries/server_status.lib.php

   1 <?php
   2 /* vim: set expandtab sw=4 ts=4 sts=4: */
   3
   4 /**
   5  * functions for displaying server status
   6  *
   7  * @usedby  server_status.php
   8  *
   9  * @package PhpMyAdmin
  10  */
  11 if (! defined('PHPMYADMIN')) {
  12     exit;
  13 }
  14
  15 /**
  16  * Prints server status information: processes, connections and traffic
  17  *
  18  * @param PMA_ServerStatusData $ServerStatusData Server status data
  19  *
  20  * @return string
  21  */
  22 function PMA_getHtmlForServerStatus($ServerStatusData)
  23 {
  24     //display the server state General Information
  25     $retval  = PMA_getHtmlForServerStateGeneralInfo($ServerStatusData);
  26
  27     //display the server state traffic information
  28     $retval .= PMA_getHtmlForServerStateTraffic($ServerStatusData);
  29
  30     //display the server state connection information
  31     $retval .= PMA_getHtmlForServerStateConnections($ServerStatusData);
  32
  33     //display the server Process List information
  34     $retval .= PMA_getHtmlForServerProcesslist($ServerStatusData);
  35
  36     return $retval;
  37 }
  38
  39 /**
  40  * Prints server state General information
  41  *
  42  * @param PMA_ServerStatusData $ServerStatusData Server status data
  43  *
  44  * @return string
  45  */
  46 function PMA_getHtmlForServerStateGeneralInfo($ServerStatusData)
  47 {
  48     $start_time = $GLOBALS['dbi']->fetchValue(
  49         'SELECT UNIX_TIMESTAMP() - ' . $ServerStatusData->status['Uptime']
  50     );
  51
  52     $retval  = '<h3>';
  53     $bytes_received = $ServerStatusData->status['Bytes_received'];
  54     $bytes_sent = $ServerStatusData->status['Bytes_sent'];
  55     $retval .= sprintf(
  56         __('Network traffic since startup: %s'),
  57         implode(
  58             ' ',
  59             PMA_Util::formatByteDown(
  60                 $bytes_received + $bytes_sent,
  61                 3,
  62                 1
  63             )
  64         )
  65     );
  66     $retval .= '</h3>';
  67     $retval .= '<p>';
  68     $retval .= sprintf(
  69         __('This MySQL server has been running for %1$s. It started up on %2$s.'),
  70         PMA_Util::timespanFormat($ServerStatusData->status['Uptime']),
  71         PMA_Util::localisedDate($start_time)
  72     ) . "\n";
  73     $retval .= '</p>';
  74
  75     if ($GLOBALS['server_master_status'] || $GLOBALS['server_slave_status']) {
  76         $retval .= '<p class="notice">';
  77         if ($GLOBALS['server_master_status'] && $GLOBALS['server_slave_status']) {
  78             $retval .= __(
  79                 'This MySQL server works as <b>master</b> and '
  80                 . '<b>slave</b> in <b>replication</b> process.'
  81             );
  82         } elseif ($GLOBALS['server_master_status']) {
  83             $retval .= __(
  84                 'This MySQL server works as <b>master</b> '
  85                 . 'in <b>replication</b> process.'
  86             );
  87         } elseif ($GLOBALS['server_slave_status']) {
  88             $retval .= __(
  89                 'This MySQL server works as <b>slave</b> '
  90                 . 'in <b>replication</b> process.'
  91             );
  92         }
  93         $retval .= '</p>';
  94     }
  95
  96     /*
  97      * if the server works as master or slave in replication process,
  98      * display useful information
  99      */
 100     if ($GLOBALS['server_master_status'] || $GLOBALS['server_slave_status']) {
 101         $retval .= '<hr class="clearfloat" />';
 102         $retval .= '<h3><a name="replication">';
 103         $retval .= __('Replication status');
 104         $retval .= '</a></h3>';
 105         foreach ($GLOBALS['replication_types'] as $type) {
 106             if (isset(${"server_{$type}_status"}) && ${"server_{$type}_status"}) {
 107                 $retval .= PMA_getHtmlForReplicationStatusTable($type);
 108             }
 109         }
 110     }
 111
 112     return $retval;
 113 }
 114
 115 /**
 116  * Prints server state traffic information
 117  *
 118  * @param PMA_ServerStatusData $ServerStatusData Server status data
 119  *
 120  * @return string
 121  */
 122 function PMA_getHtmlForServerStateTraffic($ServerStatusData)
 123 {
 124     $hour_factor    = 3600 / $ServerStatusData->status['Uptime'];
 125     $retval  = '<table id="serverstatustraffic" class="data noclick">';
 126     $retval .= '<thead>';
 127     $retval .= '<tr>';
 128     $retval .= '<th colspan="2">';
 129     $retval .= __('Traffic') . '&nbsp;';
 130     $retval .=  PMA_Util::showHint(
 131         __(
 132             'On a busy server, the byte counters may overrun, so those statistics '
 133             . 'as reported by the MySQL server may be incorrect.'
 134         )
 135     );
 136     $retval .= '</th>';
 137     $retval .= '<th>&oslash; ' . __('per hour') . '</th>';
 138     $retval .= '</tr>';
 139     $retval .= '</thead>';
 140     $retval .= '<tbody>';
 141     $retval .= '<tr class="odd">';
 142     $retval .= '<th class="name">' . __('Received') . '</th>';
 143     $retval .= '<td class="value">';
 144     $retval .= implode(
 145         ' ',
 146         PMA_Util::formatByteDown(
 147             $ServerStatusData->status['Bytes_received'], 3, 1
 148         )
 149     );
 150     $retval .= '</td>';
 151     $retval .= '<td class="value">';
 152     $retval .= implode(
 153         ' ',
 154         PMA_Util::formatByteDown(
 155             $ServerStatusData->status['Bytes_received'] * $hour_factor, 3, 1
 156         )
 157     );
 158     $retval .= '</td>';
 159     $retval .= '</tr>';
 160     $retval .= '<tr class="even">';
 161     $retval .= '<th class="name">' . __('Sent') . '</th>';
 162     $retval .= '<td class="value">';
 163     $retval .= implode(
 164         ' ',
 165         PMA_Util::formatByteDown(
 166             $ServerStatusData->status['Bytes_sent'], 3, 1
 167         )
 168     );
 169     $retval .= '</td>';
 170     $retval .= '<td class="value">';
 171     $retval .= implode(
 172         ' ',
 173         PMA_Util::formatByteDown(
 174             $ServerStatusData->status['Bytes_sent'] * $hour_factor, 3, 1
 175         )
 176     );
 177     $retval .= '</td>';
 178     $retval .= '</tr>';
 179     $retval .= '<tr class="odd">';
 180     $retval .= '<th class="name">' . __('Total') . '</th>';
 181     $retval .= '<td class="value">';
 182     $bytes_received = $ServerStatusData->status['Bytes_received'];
 183     $bytes_sent = $ServerStatusData->status['Bytes_sent'];
 184     $retval .= implode(
 185         ' ',
 186         PMA_Util::formatByteDown(
 187             $bytes_received + $bytes_sent, 3, 1
 188         )
 189     );
 190     $retval .= '</td>';
 191     $retval .= '<td class="value">';
 192     $bytes_received = $ServerStatusData->status['Bytes_received'];
 193     $bytes_sent = $ServerStatusData->status['Bytes_sent'];
 194     $retval .= implode(
 195         ' ',
 196         PMA_Util::formatByteDown(
 197             ($bytes_received + $bytes_sent) * $hour_factor, 3, 1
 198         )
 199     );
 200     $retval .= '</td>';
 201     $retval .= '</tr>';
 202     $retval .= '</tbody>';
 203     $retval .= '</table>';
 204     return $retval;
 205 }
 206
 207 /**
 208  * Prints server state connections information
 209  *
 210  * @param PMA_ServerStatusData $ServerStatusData Server status data
 211  *
 212  * @return string
 213  */
 214 function PMA_getHtmlForServerStateConnections($ServerStatusData)
 215 {
 216     $hour_factor    = 3600 / $ServerStatusData->status['Uptime'];
 217     $retval  = '<table id="serverstatusconnections" class="data noclick">';
 218     $retval .= '<thead>';
 219     $retval .= '<tr>';
 220     $retval .= '<th colspan="2">' . __('Connections') . '</th>';
 221     $retval .= '<th>&oslash; ' . __('per hour') . '</th>';
 222     $retval .= '<th>%</th>';
 223     $retval .= '</tr>';
 224     $retval .= '</thead>';
 225     $retval .= '<tbody>';
 226     $retval .= '<tr class="odd">';
 227     $retval .= '<th class="name">' . __('max. concurrent connections') . '</th>';
 228     $retval .= '<td class="value">';
 229     $retval .= PMA_Util::formatNumber(
 230         $ServerStatusData->status['Max_used_connections'], 0
 231     );
 232     $retval .= '</td>';
 233     $retval .= '<td class="value">--- </td>';
 234     $retval .= '<td class="value">--- </td>';
 235     $retval .= '</tr>';
 236     $retval .= '<tr class="even">';
 237     $retval .= '<th class="name">' . __('Failed attempts') . '</th>';
 238     $retval .= '<td class="value">';
 239     $retval .= PMA_Util::formatNumber(
 240         $ServerStatusData->status['Aborted_connects'], 4, 1, true
 241     );
 242     $retval .= '</td>';
 243     $retval .= '<td class="value">';
 244     $retval .= PMA_Util::formatNumber(
 245         $ServerStatusData->status['Aborted_connects'] * $hour_factor, 4, 2, true
 246     );
 247     $retval .= '</td>';
 248     $retval .= '<td class="value">';
 249     if ($ServerStatusData->status['Connections'] > 0) {
 250         $abortNum = $ServerStatusData->status['Aborted_connects'];
 251         $connectNum = $ServerStatusData->status['Connections'];
 252
 253         $retval .= PMA_Util::formatNumber(
 254             $abortNum * 100 / $connectNum,
 255             0, 2, true
 256         );
 257         $retval .= '%';
 258     } else {
 259         $retval .= '--- ';
 260     }
 261     $retval .= '</td>';
 262     $retval .= '</tr>';
 263     $retval .= '<tr class="odd">';
 264     $retval .= '<th class="name">' . __('Aborted') . '</th>';
 265     $retval .= '<td class="value">';
 266     $retval .= PMA_Util::formatNumber(
 267         $ServerStatusData->status['Aborted_clients'], 4, 1, true
 268     );
 269     $retval .= '</td>';
 270     $retval .= '<td class="value">';
 271     $retval .= PMA_Util::formatNumber(
 272         $ServerStatusData->status['Aborted_clients'] * $hour_factor, 4, 2, true
 273     );
 274     $retval .= '</td>';
 275     $retval .= '<td class="value">';
 276     if ($ServerStatusData->status['Connections'] > 0) {
 277         $abortNum = $ServerStatusData->status['Aborted_clients'];
 278         $connectNum = $ServerStatusData->status['Connections'];
 279
 280         $retval .= PMA_Util::formatNumber(
 281             $abortNum * 100 / $connectNum,
 282             0, 2, true
 283         );
 284         $retval .= '%';
 285     } else {
 286         $retval .= '--- ';
 287     }
 288     $retval .= '</td>';
 289     $retval .= '</tr>';
 290     $retval .= '<tr class="even">';
 291     $retval .= '<th class="name">' . __('Total') . '</th>';
 292     $retval .= '<td class="value">';
 293     $retval .= PMA_Util::formatNumber(
 294         $ServerStatusData->status['Connections'], 4, 0
 295     );
 296     $retval .= '</td>';
 297     $retval .= '<td class="value">';
 298     $retval .= PMA_Util::formatNumber(
 299         $ServerStatusData->status['Connections'] * $hour_factor, 4, 2
 300     );
 301     $retval .= '</td>';
 302     $retval .= '<td class="value">';
 303     $retval .= PMA_Util::formatNumber(100, 0, 2);
 304     $retval .= '%</td>';
 305     $retval .= '</tr>';
 306     $retval .= '</tbody>';
 307     $retval .= '</table>';
 308
 309     return $retval;
 310 }
 311
 312 /**
 313  * Prints Server Process list
 314  *
 315  * @return string
 316  */
 317 function PMA_getHtmlForServerProcesslist()
 318 {
 319     $url_params = array();
 320
 321     $show_full_sql = ! empty($_REQUEST['full']);
 322     if ($show_full_sql) {
 323         $url_params['full'] = 1;
 324         $full_text_link = 'server_status.php' . PMA_URL_getCommon(
 325             array(), 'html', '?'
 326         );
 327     } else {
 328         $full_text_link = 'server_status.php' . PMA_URL_getCommon(
 329             array('full' => 1)
 330         );
 331     }
 332
 333     // This array contains display name and real column name of each
 334     // sortable column in the table
 335     $sortable_columns = array(
 336         array(
 337             'column_name' => __('ID'),
 338             'order_by_field' => 'Id'
 339         ),
 340         array(
 341             'column_name' => __('User'),
 342             'order_by_field' => 'User'
 343         ),
 344         array(
 345             'column_name' => __('Host'),
 346             'order_by_field' => 'Host'
 347         ),
 348         array(
 349             'column_name' => __('Database'),
 350             'order_by_field' => 'db'
 351         ),
 352         array(
 353             'column_name' => __('Command'),
 354             'order_by_field' => 'Command'
 355         ),
 356         array(
 357             'column_name' => __('Time'),
 358             'order_by_field' => 'Time'
 359         ),
 360         array(
 361             'column_name' => __('Status'),
 362             'order_by_field' => 'State'
 363         ),
 364         array(
 365             'column_name' => __('SQL query'),
 366             'order_by_field' => 'Info'
 367         )
 368     );
 369     $sortableColCount = count($sortable_columns);
 370
 371     if (PMA_DRIZZLE) {
 372         $left_str = 'left(p.info, '
 373             . (int)$GLOBALS['cfg']['MaxCharactersInDisplayedSQL'] . ')';
 374         $sql_query = "SELECT
 375                 p.id       AS Id,
 376                 p.username AS User,
 377                 p.host     AS Host,
 378                 p.db       AS db,
 379                 p.command  AS Command,
 380                 p.time     AS Time,
 381                 p.state    AS State,"
 382                 . ($show_full_sql ? 's.query' : $left_str )
 383                 . " AS Info FROM data_dictionary.PROCESSLIST p "
 384                 . ($show_full_sql
 385                 ? 'LEFT JOIN data_dictionary.SESSIONS s ON s.session_id = p.id'
 386                 : '');
 387         if (! empty($_REQUEST['order_by_field'])
 388             && ! empty($_REQUEST['sort_order'])
 389         ) {
 390             $sql_query .= ' ORDER BY p.' . $_REQUEST['order_by_field'] . ' '
 391                  . $_REQUEST['sort_order'];
 392         }
 393     } else {
 394         $sql_query = $show_full_sql
 395             ? 'SHOW FULL PROCESSLIST'
 396             : 'SHOW PROCESSLIST';
 397         if (! empty($_REQUEST['order_by_field'])
 398             && ! empty($_REQUEST['sort_order'])
 399         ) {
 400             $sql_query = 'SELECT * FROM `INFORMATION_SCHEMA`.`PROCESSLIST` '
 401                 . 'ORDER BY `'
 402                 . $_REQUEST['order_by_field'] . '` ' . $_REQUEST['sort_order'];
 403         }
 404     }
 405
 406     $result = $GLOBALS['dbi']->query($sql_query);
 407
 408     $retval  = '<table id="tableprocesslist" '
 409         . 'class="data clearfloat noclick sortable">';
 410     $retval .= '<thead>';
 411     $retval .= '<tr>';
 412     $retval .= '<th>' . __('Processes') . '</th>';
 413     foreach ($sortable_columns as $column) {
 414
 415         $is_sorted = ! empty($_REQUEST['order_by_field'])
 416             && ! empty($_REQUEST['sort_order'])
 417             && ($_REQUEST['order_by_field'] == $column['order_by_field']);
 418
 419         $column['sort_order'] = 'ASC';
 420         if ($is_sorted && $_REQUEST['sort_order'] === 'ASC') {
 421             $column['sort_order'] = 'DESC';
 422         }
 423
 424         if ($is_sorted) {
 425             if ($_REQUEST['sort_order'] == 'ASC') {
 426                 $asc_display_style = 'inline';
 427                 $desc_display_style = 'none';
 428             } elseif ($_REQUEST['sort_order'] == 'DESC') {
 429                 $desc_display_style = 'inline';
 430                 $asc_display_style = 'none';
 431             }
 432         }
 433
 434         $retval .= '<th>';
 435         $columnUrl = PMA_URL_getCommon($column);
 436         $retval .= '<a href="server_status.php' . $columnUrl . '" ';
 437         if ($is_sorted) {
 438             $retval .= 'onmouseout="$(\'.soimg\').toggle()" '
 439                 . 'onmouseover="$(\'.soimg\').toggle()"';
 440         }
 441         $retval .= '>';
 442
 443         $retval .= $column['column_name'];
 444
 445         if ($is_sorted) {
 446             $retval .= '<img class="icon ic_s_desc soimg" alt="'
 447                 . __('Descending') . '" title="" src="themes/dot.gif" '
 448                 . 'style="display: ' . $desc_display_style . '" />';
 449             $retval .= '<img class="icon ic_s_asc soimg hide" alt="'
 450                 . __('Ascending') . '" title="" src="themes/dot.gif" '
 451                 . 'style="display: ' . $asc_display_style . '" />';
 452         }
 453
 454         $retval .= '</a>';
 455
 456         if (! PMA_DRIZZLE && (0 === --$sortableColCount)) {
 457             $retval .= '<a href="' . $full_text_link . '">';
 458             if ($show_full_sql) {
 459                 $retval .= PMA_Util::getImage(
 460                     's_partialtext.png',
 461                     __('Truncate Shown Queries')
 462                 );
 463             } else {
 464                 $retval .= PMA_Util::getImage(
 465                     's_fulltext.png',
 466                     __('Show Full Queries')
 467                 );
 468             }
 469             $retval .= '</a>';
 470         }
 471         $retval .= '</th>';
 472     }
 473
 474     $retval .= '</tr>';
 475     $retval .= '</thead>';
 476     $retval .= '<tbody>';
 477
 478     $odd_row = true;
 479     while ($process = $GLOBALS['dbi']->fetchAssoc($result)) {
 480         $retval .= PMA_getHtmlForServerProcessItem(
 481             $process,
 482             $odd_row,
 483             $show_full_sql
 484         );
 485         $odd_row = ! $odd_row;
 486     }
 487     $retval .= '</tbody>';
 488     $retval .= '</table>';
 489
 490     return $retval;
 491 }
 492
 493 /**
 494  * Prints Every Item of Server Process
 495  *
 496  * @param Array $process       data of Every Item of Server Process
 497  * @param bool  $odd_row       display odd row or not
 498  * @param bool  $show_full_sql show full sql or not
 499  *
 500  * @return string
 501  */
 502 function PMA_getHtmlForServerProcessItem($process, $odd_row, $show_full_sql)
 503 {
 504     // Array keys need to modify due to the way it has used
 505     // to display column values
 506     if (! empty($_REQUEST['order_by_field']) && ! empty($_REQUEST['sort_order']) ) {
 507         foreach (array_keys($process) as $key) {
 508             $new_key = ucfirst(strtolower($key));
 509             $process[$new_key] = $process[$key];
 510             unset($process[$key]);
 511         }
 512     }
 513
 514     $url_params = array();
 515     $url_params['kill'] = $process['Id'];
 516     $kill_process = 'server_status.php' . PMA_URL_getCommon($url_params);
 517
 518     $retval  = '<tr class="' . ($odd_row ? 'odd' : 'even') . '">';
 519     $retval .= '<td><a href="' . $kill_process . '">' . __('Kill') . '</a></td>';
 520     $retval .= '<td class="value">' . $process['Id'] . '</td>';
 521     $retval .= '<td>' . htmlspecialchars($process['User']) . '</td>';
 522     $retval .= '<td>' . htmlspecialchars($process['Host']) . '</td>';
 523     $retval .= '<td>' . ((! isset($process['db']) || ! strlen($process['db']))
 524             ? '<i>' . __('None') . '</i>'
 525             : htmlspecialchars($process['db'])) . '</td>';
 526     $retval .= '<td>' . htmlspecialchars($process['Command']) . '</td>';
 527     $retval .= '<td class="value">' . $process['Time'] . '</td>';
 528     $processStatusStr = empty($process['State']) ? '---' : $process['State'];
 529     $retval .= '<td>' . $processStatusStr . '</td>';
 530     $retval .= '<td>';
 531
 532     if (empty($process['Info'])) {
 533         $retval .= '---';
 534     } else {
 535         $retval .= PMA_Util::formatSql($process['Info'], ! $show_full_sql);
 536     }
 537     $retval .= '</td>';
 538     $retval .= '</tr>';
 539
 540     return $retval;
 541 }
 542
 543 ?>