Viewing file:  server_replication.php (16.59 KB) -rw-r--r--
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<?php
/* vim: set expandtab sw=4 ts=4 sts=4: */
/**
*
* @version $Id$
* @package phpMyAdmin
*/
/**
*
*/
require_once './libraries/common.inc.php';
/**
* Does the common work
*/
$GLOBALS['js_include'][] = 'server_privileges.js';
$GLOBALS['js_include'][] = 'functions.js';
$GLOBALS['js_include'][] = 'mootools.js';
$GLOBALS['js_include'][] = 'mootools_common.js';
require './libraries/server_common.inc.php';
require './libraries/replication.inc.php';
require './libraries/replication_gui.lib.php';
require_once './libraries/server_synchronize.lib.php';
/**
* Checks if the user is allowed to do what he tries to...
*/
if (! $is_superuser) {
require './libraries/server_links.inc.php';
echo '<h2>' . "\n"
. PMA_getIcon('s_replication.png')
. $GLOBALS['strReplication'] . "\n"
. '</h2>' . "\n";
PMA_Message::error('strNoPrivileges')->display();
require_once './libraries/footer.inc.php';
}
/**
* Handling control requests
*/
if (isset($GLOBALS['sr_take_action'])) {
$refresh = false;
if (isset($GLOBALS['slave_changemaster'])) {
$_SESSION['replication']['m_username'] = $sr['username'] = PMA_sqlAddslashes($GLOBALS['username']);
$_SESSION['replication']['m_password'] = $sr['pma_pw'] = PMA_sqlAddslashes($GLOBALS['pma_pw']);
$_SESSION['replication']['m_hostname'] = $sr['hostname'] = PMA_sqlAddslashes($GLOBALS['hostname']);
$_SESSION['replication']['m_port'] = $sr['port'] = PMA_sqlAddslashes($GLOBALS['port']);
$_SESSION['replication']['m_correct'] = '';
$_SESSION['replication']['sr_action_status'] = 'error';
$_SESSION['replication']['sr_action_info'] = $strReplicationUnknownError;
// Attempt to connect to the new master server
$link_to_master = PMA_replication_connect_to_master($sr['username'], $sr['pma_pw'], $sr['hostname'], $sr['port']);
if (! $link_to_master) {
$_SESSION['replication']['sr_action_status'] = 'error';
$_SESSION['replication']['sr_action_info'] = sprintf($GLOBALS['strReplicationErrorMasterConnect'], $sr['hostname']);
} else {
// Read the current master position
$position = PMA_replication_slave_bin_log_master($link_to_master);
if (empty($position)) {
$_SESSION['replication']['sr_action_status'] = 'error';
$_SESSION['replication']['sr_action_info'] = $GLOBALS['strReplicationErrorGetPosition'];
} else {
$_SESSION['replication']['m_correct'] = true;
if (! PMA_replication_slave_change_master($sr['username'], $sr['pma_pw'], $sr['hostname'], $sr['port'], $position, true, false)) {
$_SESSION['replication']['sr_action_status'] = 'error';
$_SESSION['replication']['sr_action_info'] = $GLOBALS['strReplicationUnableToChange'];
} else {
$_SESSION['replication']['sr_action_status'] = 'success';
$_SESSION['replication']['sr_action_info'] = sprintf($GLOBALS['strReplicationChangedSuccesfully'], $sr['hostname']);
}
}
}
} elseif (isset($GLOBALS['sr_slave_server_control'])) {
if ($GLOBALS['sr_slave_action'] == 'reset') {
PMA_replication_slave_control("STOP");
PMA_DBI_try_query("RESET SLAVE;");
PMA_replication_slave_control("START");
} else {
PMA_replication_slave_control($GLOBALS['sr_slave_action'], $GLOBALS['sr_slave_control_parm']);
}
$refresh = true;
} elseif (isset($GLOBALS['sr_slave_skip_error'])) {
$count = 1;
if (isset($GLOBALS['sr_skip_errors_count'])) {
$count = $GLOBALS['sr_skip_errors_count'] * 1;
}
PMA_replication_slave_control("STOP");
PMA_DBI_try_query("SET GLOBAL SQL_SLAVE_SKIP_COUNTER = ".$count.";");
PMA_replication_slave_control("START");
} elseif (isset($GLOBALS['sl_sync'])) {
// TODO username, host and port could be read from 'show slave status',
// when asked for a password this might work in more situations the just after changing master (where the master password is stored in session)
$src_link = PMA_replication_connect_to_master($_SESSION['replication']['m_username'], $_SESSION['replication']['m_password'], $_SESSION['replication']['m_hostname'], $_SESSION['replication']['m_port']);
$trg_link = null; // using null to indicate the current PMA server
$data = PMA_DBI_fetch_result('SHOW MASTER STATUS', null, null, $src_link); // let's find out, which databases are replicated
$do_db = array();
$ignore_db = array();
$dblist = array();
if (! empty($data[0]['Binlog_Do_DB'])) {
$do_db = explode(',', $data[0]['Binlog_Do_DB']);
}
if (! empty($data[0]['Binlog_Ignore_DB'])) {
$ignore_db = explode(',', $data[0]['Binlog_Ignore_DB']);
}
$tmp_alldbs = PMA_DBI_query('SHOW DATABASES;', $src_link);
while ($tmp_row = PMA_DBI_fetch_row($tmp_alldbs)) {
if ($tmp_row[0] == 'information_schema') {
continue;
}
if (count($do_db) == 0) {
if (array_search($tmp_row[0], $ignore_db) !== false) {
continue;
}
$dblist[] = $tmp_row[0];
PMA_DBI_query('CREATE DATABASE IF NOT EXISTS '.$tmp_row[0], $trg_link);
} else {
if (array_search($tmp_row[0], $do_db) !== false) {
$dblist[] = $tmp_row[0];
PMA_DBI_query('CREATE DATABASE IF NOT EXISTS '.$tmp_row[0], $trg_link);
}
}
} // end while
unset($do_db, $ignore_db, $data);
if (isset($GLOBALS['repl_data'])) {
$include_data = true;
} else {
$include_data = false;
}
foreach ($dblist as $db) {
PMA_replication_synchronize_db($db, $src_link, $trg_link, $include_data);
}
// TODO some form of user feedback error/success would be nice
// What happens if $dblist is empty?
// or sync failed?
}
if ($refresh) {
Header("Location: ". PMA_generate_common_url($GLOBALS['url_params']));
}
unset($refresh);
}
/**
* Displays the links
*/
require './libraries/server_links.inc.php';
echo '<div id="replication">';
echo ' <h2>';
echo ' <img class="icon" src="' . $GLOBALS['pmaThemeImage'] . 's_replication.png" width="16" height="16" alt="" />';
echo $GLOBALS['strReplication'];
echo ' </h2>';
// Display error messages
if (isset($_SESSION['replication']['sr_action_status']) && isset($_SESSION['replication']['sr_action_info'])) {
if ($_SESSION['replication']['sr_action_status'] == 'error') {
PMA_Message::error($_SESSION['replication']['sr_action_info'])->display();
$_SESSION['replication']['sr_action_status'] = 'unknown';
} elseif ($_SESSION['replication']['sr_action_status'] == 'success') {
PMA_Message::success($_SESSION['replication']['sr_action_info'])->display();
$_SESSION['replication']['sr_action_status'] = 'unknown';
}
}
if ($server_master_status) {
if (! isset($GLOBALS['repl_clear_scr'])) {
echo PMA_js_mootools_domready($jscode['master_replication']);
echo '<fieldset>';
echo '<legend>' . $GLOBALS['strReplicationMaster'] . '</legend>';
echo $GLOBALS['strReplicationConfiguredMaster'];
echo '<ul>';
echo ' <li><a href="#" id="master_status_href">' . $GLOBALS['strReplicationShowMasterStatus'] . '</a></li>';
PMA_replication_print_status_table('master', true, false);
echo ' <li><a href="#" id="master_slaves_href">' . $GLOBALS['strReplicationShowConnectedSlaves'] . '</a></li>';
PMA_replication_print_slaves_table(true);
$_url_params = $GLOBALS['url_params'];
$_url_params['mr_adduser'] = true;
$_url_params['repl_clear_scr'] = true;
echo ' <li><a href="' . PMA_generate_common_url($_url_params) . '" id="master_addslaveuser_href">' . $GLOBALS['strReplicationAddSlaveUser'] . '</a></li>';
}
// Display 'Add replication slave user' form
if (isset($GLOBALS['mr_adduser'])) {
PMA_replication_gui_master_addslaveuser();
} elseif (! isset($GLOBALS['repl_clear_scr'])) {
echo "</ul>";
echo "</fieldset>";
}
} elseif (! isset($GLOBALS['mr_configure']) && ! isset($GLOBALS['repl_clear_scr'])) {
$_url_params = $GLOBALS['url_params'];
$_url_params['mr_configure'] = true;
echo '<fieldset>';
echo '<legend>' . $GLOBALS['strReplicationMaster'] . '</legend>';
echo sprintf($GLOBALS['strReplicationServernConfiguredMaster'], PMA_generate_common_url($_url_params));
echo '</fieldset>';
}
if (isset($GLOBALS['mr_configure'])) {
// Render the 'Master configuration' section
echo PMA_js_mootools_domready($jscode['configure_master']);
echo '<fieldset>';
echo '<legend>' . $GLOBALS['strReplicationMasterConfiguration'] . '</legend>';
echo $GLOBALS['strReplicationMasterChooseMode'] . '<br /><br />';
echo '<select name="db_type" id="db_type">';
echo '<option value="all">' . $GLOBALS['strReplicationMasterChooseAll'] . '</option>';
echo '<option value="ign">' . $GLOBALS['strReplicationMasterChooseIgn'] . '</option>';
echo '</select>';
echo '<br /><br />';
echo $GLOBALS['strReplicationSelectDatabases'] . '<br />';
echo PMA_replication_db_multibox();
echo '<br /><br />';
echo $GLOBALS['strReplicationAddLines'] . '<br />';
echo '<pre id="rep">server-id='. $serverid . '<br />log-bin=mysql-bin<br />log-error=mysql-bin.err<br /></pre>';
echo $GLOBALS['strReplicationRestartServer'];
echo '</fieldset>';
echo '<fieldset class="tblFooters">';
echo ' <form method="post" action="server_replication.php" >';
echo PMA_generate_common_hidden_inputs('', '');
echo ' <input type="submit" value="' . $GLOBALS['strGo'] . '" id="goButton" />';
echo ' </form>';
echo '</fieldset>';
require_once './libraries/footer.inc.php';
exit;
}
echo '</div>';
if (! isset($GLOBALS['repl_clear_scr'])) {
// Render the 'Slave configuration' section
echo '<fieldset>';
echo '<legend>' . $GLOBALS['strReplicationSlave'] . '</legend>';
if ($server_slave_status) {
echo PMA_js_mootools_domready($jscode['slave_control']);
echo '<div id="slave_configuration_gui">';
$_url_params = $GLOBALS['url_params'];
$_url_params['sr_take_action'] = true;
$_url_params['sr_slave_server_control'] = true;
if ($server_slave_replication[0]['Slave_IO_Running'] == 'No') {
$_url_params['sr_slave_action'] = 'start';
} else {
$_url_params['sr_slave_action'] = 'stop';
}
$_url_params['sr_slave_control_parm'] = 'IO_THREAD';
$slave_control_io_link = PMA_generate_common_url($_url_params);
if ($server_slave_replication[0]['Slave_SQL_Running'] == 'No') {
$_url_params['sr_slave_action'] = 'start';
} else {
$_url_params['sr_slave_action'] = 'stop';
}
$_url_params['sr_slave_control_parm'] = 'SQL_THREAD';
$slave_control_sql_link = PMA_generate_common_url($_url_params);
if ($server_slave_replication[0]['Slave_IO_Running'] == 'No'
|| $server_slave_replication[0]['Slave_SQL_Running'] == 'No'
) {
$_url_params['sr_slave_action'] = 'start';
} else {
$_url_params['sr_slave_action'] = 'stop';
}
$_url_params['sr_slave_control_parm'] = null;
$slave_control_full_link = PMA_generate_common_url($_url_params);
$_url_params['sr_slave_action'] = 'reset';
$slave_control_reset_link = PMA_generate_common_url($_url_params);
$_url_params = $GLOBALS['url_params'];
$_url_params['sr_slave_skip_error'] = true;
$slave_skip_error_link = PMA_generate_common_url($_url_params);
if ($server_slave_replication[0]['Slave_SQL_Running'] == 'No') {
PMA_Message::warning('strReplicationSlaveSQLThreadNotRunning')->display();
}
if ($server_slave_replication[0]['Slave_IO_Running'] == 'No') {
PMA_Message::warning('strReplicationSlaveIOThreadNotRunning')->display();
}
$_url_params = $GLOBALS['url_params'];
$_url_params['sl_configure'] = true;
$_url_params['repl_clear_scr'] = true;
$reconfiguremaster_link = PMA_generate_common_url($_url_params);
echo $GLOBALS['strReplicationSlaveConfigured'];
echo '<br />';
echo '<ul>';
echo ' <li><a href="#" id="slave_status_href">' . $GLOBALS['strReplicationSlaveSeeStatus'] . '</a></li>';
echo PMA_replication_print_status_table('slave', true, false);
if (isset($_SESSION['replication']['m_correct']) && $_SESSION['replication']['m_correct'] == true) {
echo PMA_js_mootools_domready($jscode['slave_control_sync']);
echo ' <li><a href="#" id="slave_synchronization_href">' . $GLOBALS['strReplicationSynchronize'] . '</a></li>';
echo ' <div id="slave_synchronization_gui" style="display: none">';
echo ' <form method="post" action="server_replication.php">';
echo PMA_generate_common_hidden_inputs('', '');
echo ' <input type="checkbox" name="repl_struc" value="1" checked="checked" disabled="disabled" /> ' . $GLOBALS['strStructure'] . '<br />'; // this is just for vizualization, it has no other purpose
echo ' <input type="checkbox" name="repl_data" value="1" checked="checked" /> ' . $GLOBALS['strData'] .' <br />';
echo ' <input type="hidden" name="sr_take_action" value="1" />';
echo ' <input type="submit" name="sl_sync" value="' . $GLOBALS['strGo'] . '" />';
echo ' </form>';
echo ' </div>';
}
echo ' <li><a href="#" id="slave_control_href">' . $GLOBALS['strReplicationControlSlave'] . '</a>';
echo ' <div id="slave_control_gui" style="display: none">';
echo ' <ul>';
echo ' <li><a href="'. $slave_control_full_link . '">' . (($server_slave_replication[0]['Slave_IO_Running'] == 'No' || $server_slave_replication[0]['Slave_SQL_Running'] == 'No') ? $GLOBALS['strFullStart'] : $GLOBALS['strFullStop']) . ' </a></li>';
echo ' <li><a href="'. $slave_control_reset_link . '">' . $GLOBALS['strReplicationSlaveReset'] . '</a></li>';
echo ' <li><a href="' . $slave_control_sql_link . '">' . sprintf($GLOBALS['strReplicationSlaveSQLThread'], ($server_slave_replication[0]['Slave_SQL_Running'] == 'No' ? $GLOBALS['strStart'] : $GLOBALS['strStop'])) . '</a></li>';
echo ' <li><a href="' . $slave_control_io_link . '">' . sprintf($GLOBALS['strReplicationSlaveIOThread'], ($server_slave_replication[0]['Slave_IO_Running'] == 'No' ? $GLOBALS['strStart'] : $GLOBALS['strStop'])) . '</a></li>';
echo ' </ul>';
echo ' </div>';
echo ' </li>';
echo ' <li><a href="#" id="slave_errormanagement_href">' . $GLOBALS['strReplicationSlaveErrorManagement'] . '</a>';
echo ' <div id="slave_errormanagement_gui" style="display: none">';
PMA_Message::warning($GLOBALS['strReplicationSkippingErrorWarn'])->display();
echo ' <ul>';
echo ' <li><a href="' . $slave_skip_error_link . '">' . $GLOBALS['strReplicationSlaveSkipCurrentError'] . '</a></li>';
echo ' <li>' . $GLOBALS['strReplicationSlaveSkipNext'];
echo ' <form method="post" action="server_replication.php">';
echo PMA_generate_common_hidden_inputs('', '');
echo ' <input type="text" name="sr_skip_errors_count" value="1" style="width: 30px" />' . $GLOBALS['strReplicationSlaveSkipNextErrors'];
echo ' <input type="submit" name="sr_slave_skip_error" value="' . $GLOBALS['strGo'] . '" />';
echo ' <input type="hidden" name="sr_take_action" value="1" />';
echo ' </form></li>';
echo ' </ul>';
echo ' </div>';
echo ' </li>';
echo ' <li><a href="' . $reconfiguremaster_link . '">' . $GLOBALS['strReplicationSlaveChangeMaster'] . '</a></li>';
echo '</ul>';
} elseif (! isset($GLOBALS['sl_configure'])) {
$_url_params = $GLOBALS['url_params'];
$_url_params['sl_configure'] = true;
$_url_params['repl_clear_scr'] = true;
echo sprintf($GLOBALS['strReplicationSlaveNotConfigured'], PMA_generate_common_url($_url_params));
}
echo '</div>';
echo '</fieldset>';
}
if (isset($GLOBALS['sl_configure'])) {
PMA_replication_gui_changemaster("slave_changemaster");
}
require_once './libraries/footer.inc.php';
?>
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