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phpmyadmin_ynh/sources/libraries/server_status.lib.php
2014-01-14 12:28:06 +01:00

546 lines
17 KiB
PHP

<?php
/* vim: set expandtab sw=4 ts=4 sts=4: */
/**
* functions for displaying server status
*
* @usedby server_status.php
*
* @package PhpMyAdmin
*/
if (! defined('PHPMYADMIN')) {
exit;
}
/**
* Prints server status information: processes, connections and traffic
*
* @param Object $ServerStatusData An instance of the PMA_ServerStatusData class
*
* @return string
*/
function PMA_getHtmlForServerStatus($ServerStatusData)
{
//display the server state General Information
$retval = PMA_getHtmlForServerStateGeneralInfo($ServerStatusData);
//display the server state traffic information
$retval .= PMA_getHtmlForServerStateTraffic($ServerStatusData);
//display the server state connection information
$retval .= PMA_getHtmlForServerStateConnections($ServerStatusData);
//display the server Process List information
$retval .= PMA_getHtmlForServerProcesslist($ServerStatusData);
return $retval;
}
/**
* Prints server state General information
*
* @param Object $ServerStatusData An instance of the PMA_ServerStatusData class
*
* @return string
*/
function PMA_getHtmlForServerStateGeneralInfo($ServerStatusData)
{
$start_time = $GLOBALS['dbi']->fetchValue(
'SELECT UNIX_TIMESTAMP() - ' . $ServerStatusData->status['Uptime']
);
$retval = '<h3>';
$bytes_received = $ServerStatusData->status['Bytes_received'];
$bytes_sent = $ServerStatusData->status['Bytes_sent'];
$retval .= sprintf(
__('Network traffic since startup: %s'),
implode(
' ',
PMA_Util::formatByteDown(
$bytes_received + $bytes_sent,
3,
1
)
)
);
$retval .= '</h3>';
$retval .= '<p>';
$retval .= sprintf(
__('This MySQL server has been running for %1$s. It started up on %2$s.'),
PMA_Util::timespanFormat($ServerStatusData->status['Uptime']),
PMA_Util::localisedDate($start_time)
) . "\n";
$retval .= '</p>';
if ($GLOBALS['server_master_status'] || $GLOBALS['server_slave_status']) {
$retval .= '<p class="notice">';
if ($GLOBALS['server_master_status'] && $GLOBALS['server_slave_status']) {
$retval .= __(
'This MySQL server works as <b>master</b> and '
. '<b>slave</b> in <b>replication</b> process.'
);
} elseif ($GLOBALS['server_master_status']) {
$retval .= __(
'This MySQL server works as <b>master</b> '
. 'in <b>replication</b> process.'
);
} elseif ($GLOBALS['server_slave_status']) {
$retval .= __(
'This MySQL server works as <b>slave</b> '
. 'in <b>replication</b> process.'
);
}
$retval .= '</p>';
}
/*
* if the server works as master or slave in replication process,
* display useful information
*/
if ($GLOBALS['server_master_status'] || $GLOBALS['server_slave_status']) {
$retval .= '<hr class="clearfloat" />';
$retval .= '<h3><a name="replication">';
$retval .= __('Replication status');
$retval .= '</a></h3>';
foreach ($GLOBALS['replication_types'] as $type) {
if (isset(${"server_{$type}_status"}) && ${"server_{$type}_status"}) {
$retval .= PMA_getHtmlForReplicationStatusTable($type);
}
}
}
return $retval;
}
/**
* Prints server state traffic information
*
* @param Object $ServerStatusData An instance of the PMA_ServerStatusData class
*
* @return string
*/
function PMA_getHtmlForServerStateTraffic($ServerStatusData)
{
$hour_factor = 3600 / $ServerStatusData->status['Uptime'];
$retval = '<table id="serverstatustraffic" class="data noclick">';
$retval .= '<thead>';
$retval .= '<tr>';
$retval .= '<th colspan="2">';
$retval .= __('Traffic') . '&nbsp;';
$retval .= PMA_Util::showHint(
__(
'On a busy server, the byte counters may overrun, so those statistics '
. 'as reported by the MySQL server may be incorrect.'
)
);
$retval .= '</th>';
$retval .= '<th>&oslash; ' . __('per hour') . '</th>';
$retval .= '</tr>';
$retval .= '</thead>';
$retval .= '<tbody>';
$retval .= '<tr class="odd">';
$retval .= '<th class="name">' . __('Received') . '</th>';
$retval .= '<td class="value">';
$retval .= implode(
' ',
PMA_Util::formatByteDown(
$ServerStatusData->status['Bytes_received'], 3, 1
)
);
$retval .= '</td>';
$retval .= '<td class="value">';
$retval .= implode(
' ',
PMA_Util::formatByteDown(
$ServerStatusData->status['Bytes_received'] * $hour_factor, 3, 1
)
);
$retval .= '</td>';
$retval .= '</tr>';
$retval .= '<tr class="even">';
$retval .= '<th class="name">' . __('Sent') . '</th>';
$retval .= '<td class="value">';
$retval .= implode(
' ',
PMA_Util::formatByteDown(
$ServerStatusData->status['Bytes_sent'], 3, 1
)
);
$retval .= '</td>';
$retval .= '<td class="value"><?php echo';
$retval .= implode(
' ',
PMA_Util::formatByteDown(
$ServerStatusData->status['Bytes_sent'] * $hour_factor, 3, 1
)
);
$retval .= '</td>';
$retval .= '</tr>';
$retval .= '<tr class="odd">';
$retval .= '<th class="name">' . __('Total') . '</th>';
$retval .= '<td class="value">';
$bytes_received = $ServerStatusData->status['Bytes_received'];
$bytes_sent = $ServerStatusData->status['Bytes_sent'];
$retval .= implode(
' ',
PMA_Util::formatByteDown(
$bytes_received + $bytes_sent, 3, 1
)
);
$retval .= '</td>';
$retval .= '<td class="value">';
$bytes_received = $ServerStatusData->status['Bytes_received'];
$bytes_sent = $ServerStatusData->status['Bytes_sent'];
$retval .= implode(
' ',
PMA_Util::formatByteDown(
($bytes_received + $bytes_sent) * $hour_factor, 3, 1
)
);
$retval .= '</td>';
$retval .= '</tr>';
$retval .= '</tbody>';
$retval .= '</table>';
return $retval;
}
/**
* Prints server state connections information
*
* @param Object $ServerStatusData An instance of the PMA_ServerStatusData class
*
* @return string
*/
function PMA_getHtmlForServerStateConnections($ServerStatusData)
{
$hour_factor = 3600 / $ServerStatusData->status['Uptime'];
$retval = '<table id="serverstatusconnections" class="data noclick">';
$retval .= '<thead>';
$retval .= '<tr>';
$retval .= '<th colspan="2">' . __('Connections') . '</th>';
$retval .= '<th>&oslash; ' . __('per hour') . '</th>';
$retval .= '<th>%</th>';
$retval .= '</tr>';
$retval .= '</thead>';
$retval .= '<tbody>';
$retval .= '<tr class="odd">';
$retval .= '<th class="name">' . __('max. concurrent connections') . '</th>';
$retval .= '<td class="value">';
$retval .= PMA_Util::formatNumber(
$ServerStatusData->status['Max_used_connections'], 0
);
$retval .= '</td>';
$retval .= '<td class="value">--- </td>';
$retval .= '<td class="value">--- </td>';
$retval .= '</tr>';
$retval .= '<tr class="even">';
$retval .= '<th class="name">' . __('Failed attempts') . '</th>';
$retval .= '<td class="value">';
$retval .= PMA_Util::formatNumber(
$ServerStatusData->status['Aborted_connects'], 4, 1, true
);
$retval .= '</td>';
$retval .= '<td class="value">';
$retval .= PMA_Util::formatNumber(
$ServerStatusData->status['Aborted_connects'] * $hour_factor, 4, 2, true
);
$retval .= '</td>';
$retval .= '<td class="value">';
if ($ServerStatusData->status['Connections'] > 0) {
$abortNum = $ServerStatusData->status['Aborted_connects'];
$connectNum = $ServerStatusData->status['Connections'];
$retval .= PMA_Util::formatNumber(
$abortNum * 100 / $connectNum,
0, 2, true
);
$retval .= '%';
} else {
$retval .= '--- ';
}
$retval .= '</td>';
$retval .= '</tr>';
$retval .= '<tr class="odd">';
$retval .= '<th class="name">' . __('Aborted') . '</th>';
$retval .= '<td class="value">';
$retval .= PMA_Util::formatNumber(
$ServerStatusData->status['Aborted_clients'], 4, 1, true
);
$retval .= '</td>';
$retval .= '<td class="value">';
$retval .= PMA_Util::formatNumber(
$ServerStatusData->status['Aborted_clients'] * $hour_factor, 4, 2, true
);
$retval .= '</td>';
$retval .= '<td class="value">';
if ($ServerStatusData->status['Connections'] > 0) {
$abortNum = $ServerStatusData->status['Aborted_clients'];
$connectNum = $ServerStatusData->status['Connections'];
$retval .= PMA_Util::formatNumber(
$abortNum * 100 / $connectNum,
0, 2, true
);
$retval .= '%';
} else {
$retval .= '--- ';
}
$retval .= '</td>';
$retval .= '</tr>';
$retval .= '<tr class="even">';
$retval .= '<th class="name">' . __('Total') . '</th>';
$retval .= '<td class="value">';
$retval .= PMA_Util::formatNumber(
$ServerStatusData->status['Connections'], 4, 0
);
$retval .= '</td>';
$retval .= '<td class="value">';
$retval .= PMA_Util::formatNumber(
$ServerStatusData->status['Connections'] * $hour_factor, 4, 2
);
$retval .= '</td>';
$retval .= '<td class="value">';
$retval .= PMA_Util::formatNumber(100, 0, 2);
$retval .= '%</td>';
$retval .= '</tr>';
$retval .= '</tbody>';
$retval .= '</table>';
return $retval;
}
/**
* Prints Server Process list
*
* @param Object $ServerStatusData An instance of the PMA_ServerStatusData class
*
* @return string
*/
function PMA_getHtmlForServerProcesslist($ServerStatusData)
{
$url_params = array();
$show_full_sql = ! empty($_REQUEST['full']);
if ($show_full_sql) {
$url_params['full'] = 1;
$full_text_link = 'server_status.php' . PMA_URL_getCommon(
array(), 'html', '?'
);
} else {
$full_text_link = 'server_status.php' . PMA_URL_getCommon(
array('full' => 1)
);
}
// This array contains display name and real column name of each
// sortable column in the table
$sortable_columns = array(
array(
'column_name' => __('ID'),
'order_by_field' => 'Id'
),
array(
'column_name' => __('User'),
'order_by_field' => 'User'
),
array(
'column_name' => __('Host'),
'order_by_field' => 'Host'
),
array(
'column_name' => __('Database'),
'order_by_field' => 'db'
),
array(
'column_name' => __('Command'),
'order_by_field' => 'Command'
),
array(
'column_name' => __('Time'),
'order_by_field' => 'Time'
),
array(
'column_name' => __('Status'),
'order_by_field' => 'State'
),
array(
'column_name' => __('SQL query'),
'order_by_field' => 'Info'
)
);
$sortable_columns_count = count($sortable_columns);
if (PMA_DRIZZLE) {
$left_str = 'left(p.info, '
. (int)$GLOBALS['cfg']['MaxCharactersInDisplayedSQL'] . ')';
$sql_query = "SELECT
p.id AS Id,
p.username AS User,
p.host AS Host,
p.db AS db,
p.command AS Command,
p.time AS Time,
p.state AS State,"
. ($show_full_sql ? 's.query' : $left_str )
. " AS Info FROM data_dictionary.PROCESSLIST p "
. ($show_full_sql
? 'LEFT JOIN data_dictionary.SESSIONS s ON s.session_id = p.id'
: '');
if (! empty($_REQUEST['order_by_field'])
&& ! empty($_REQUEST['sort_order'])
) {
$sql_query .= ' ORDER BY p.' . $_REQUEST['order_by_field'] . ' '
. $_REQUEST['sort_order'];
}
} else {
$sql_query = $show_full_sql
? 'SHOW FULL PROCESSLIST'
: 'SHOW PROCESSLIST';
if (! empty($_REQUEST['order_by_field'])
&& ! empty($_REQUEST['sort_order'])
) {
$sql_query = 'SELECT * FROM `INFORMATION_SCHEMA`.`PROCESSLIST` '
. 'ORDER BY `'
. $_REQUEST['order_by_field'] . '` ' . $_REQUEST['sort_order'];
}
}
$result = $GLOBALS['dbi']->query($sql_query);
$retval = '<table id="tableprocesslist" '
. 'class="data clearfloat noclick sortable">';
$retval .= '<thead>';
$retval .= '<tr>';
$retval .= '<th>' . __('Processes') . '</th>';
foreach ($sortable_columns as $column) {
$is_sorted = ! empty($_REQUEST['order_by_field'])
&& ! empty($_REQUEST['sort_order'])
&& ($_REQUEST['order_by_field'] == $column['order_by_field']);
$column['sort_order'] = 'ASC';
if ($is_sorted && $_REQUEST['sort_order'] === 'ASC') {
$column['sort_order'] = 'DESC';
}
if ($is_sorted) {
if ($_REQUEST['sort_order'] == 'ASC') {
$asc_display_style = 'inline';
$desc_display_style = 'none';
} elseif ($_REQUEST['sort_order'] == 'DESC') {
$desc_display_style = 'inline';
$asc_display_style = 'none';
}
}
$retval .= '<th>';
$columnUrl = PMA_URL_getCommon($column);
$retval .= '<a href="server_status.php' . $columnUrl . '" ';
if ($is_sorted) {
$retval .= 'onmouseout="$(\'.soimg\').toggle()" '
. 'onmouseover="$(\'.soimg\').toggle()"';
}
$retval .= '>';
$retval .= $column['column_name'];
if ($is_sorted) {
$retval .= '<img class="icon ic_s_desc soimg" alt="'
. __('Descending') . '" title="" src="themes/dot.gif" '
. 'style="display: ' . $desc_display_style . '" />';
$retval .= '<img class="icon ic_s_asc soimg hide" alt="'
. __('Ascending') . '" title="" src="themes/dot.gif" '
. 'style="display: ' . $asc_display_style . '" />';
}
$retval .= '</a>';
if (! PMA_DRIZZLE && (0 === --$sortable_columns_count)) {
$retval .= '<a href="' . $full_text_link . '">';
if ($show_full_sql) {
$retval .= PMA_Util::getImage(
's_partialtext.png',
__('Truncate Shown Queries')
);
} else {
$retval .= PMA_Util::getImage(
's_fulltext.png',
__('Show Full Queries')
);
}
$retval .= '</a>';
}
$retval .= '</th>';
}
$retval .= '</tr>';
$retval .= '</thead>';
$retval .= '<tbody>';
$odd_row = true;
while ($process = $GLOBALS['dbi']->fetchAssoc($result)) {
$retval .= PMA_getHtmlForServerProcessItem(
$process,
$odd_row,
$show_full_sql
);
$odd_row = ! $odd_row;
}
$retval .= '</tbody>';
$retval .= '</table>';
return $retval;
}
/**
* Prints Every Item of Server Process
*
* @param Array $process data of Every Item of Server Process
* @param bool $odd_row display odd row or not
* @param bool $show_full_sql show full sql or not
*
* @return string
*/
function PMA_getHtmlForServerProcessItem($process, $odd_row, $show_full_sql)
{
// Array keys need to modify due to the way it has used
// to display column values
if (! empty($_REQUEST['order_by_field']) && ! empty($_REQUEST['sort_order']) ) {
foreach (array_keys($process) as $key) {
$new_key = ucfirst(strtolower($key));
$process[$new_key] = $process[$key];
unset($process[$key]);
}
}
$url_params['kill'] = $process['Id'];
$kill_process = 'server_status.php' . PMA_URL_getCommon($url_params);
$retval = '<tr class="' . ($odd_row ? 'odd' : 'even') . '">';
$retval .= '<td><a href="' . $kill_process . '">' . __('Kill') . '</a></td>';
$retval .= '<td class="value">' . $process['Id'] . '</td>';
$retval .= '<td>' . htmlspecialchars($process['User']) . '</td>';
$retval .= '<td>' . htmlspecialchars($process['Host']) . '</td>';
$retval .= '<td>' . ((! isset($process['db']) || ! strlen($process['db']))
? '<i>' . __('None') . '</i>'
: htmlspecialchars($process['db'])) . '</td>';
$retval .= '<td>' . htmlspecialchars($process['Command']) . '</td>';
$retval .= '<td class="value">' . $process['Time'] . '</td>';
$processStatusStr = empty($process['State']) ? '---' : $process['State'];
$retval .= '<td>' . $processStatusStr . '</td>';
$retval .= '<td>';
if (empty($process['Info'])) {
$retval .= '---';
} else {
$retval .= PMA_Util::formatSql($process['Info'], ! $show_full_sql);
}
$retval .= '</td>';
$retval .= '</tr>';
return $retval;
}
?>