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"'" ); $GLOBALS['url_params']['master_connection'] = $_REQUEST['master_connection']; } } /** * get slave replication from server */ $server_slave_replication = $GLOBALS['dbi']->fetchResult('SHOW SLAVE STATUS'); /** * replication types */ $replication_types = array('master', 'slave'); /** * define variables for master status */ $master_variables = array( 'File', 'Position', 'Binlog_Do_DB', 'Binlog_Ignore_DB', ); /** * Define variables for slave status */ $slave_variables = array( 'Slave_IO_State', 'Master_Host', 'Master_User', 'Master_Port', 'Connect_Retry', 'Master_Log_File', 'Read_Master_Log_Pos', 'Relay_Log_File', 'Relay_Log_Pos', 'Relay_Master_Log_File', 'Slave_IO_Running', 'Slave_SQL_Running', 'Replicate_Do_DB', 'Replicate_Ignore_DB', 'Replicate_Do_Table', 'Replicate_Ignore_Table', 'Replicate_Wild_Do_Table', 'Replicate_Wild_Ignore_Table', 'Last_Errno', 'Last_Error', 'Skip_Counter', 'Exec_Master_Log_Pos', 'Relay_Log_Space', 'Until_Condition', 'Until_Log_File', 'Until_Log_Pos', 'Master_SSL_Allowed', 'Master_SSL_CA_File', 'Master_SSL_CA_Path', 'Master_SSL_Cert', 'Master_SSL_Cipher', 'Master_SSL_Key', 'Seconds_Behind_Master', ); /** * define important variables, which need to be watched for * correct running of replication in slave mode * * @usedby PMA_getHtmlForReplicationStatusTable() */ // TODO change to regexp or something, to allow for negative match. // To e.g. highlight 'Last_Error' // $slave_variables_alerts = array( 'Slave_IO_Running' => 'No', 'Slave_SQL_Running' => 'No', ); $slave_variables_oks = array( 'Slave_IO_Running' => 'Yes', 'Slave_SQL_Running' => 'Yes', ); // check which replication is available and // set $server_{master/slave}_status and assign values // replication info is more easily passed to functions $GLOBALS['replication_info'] = array(); foreach ($replication_types as $type) { if (count(${"server_{$type}_replication"}) > 0) { $GLOBALS['replication_info'][$type]['status'] = true; } else { $GLOBALS['replication_info'][$type]['status'] = false; } if ($GLOBALS['replication_info'][$type]['status']) { if ($type == "master") { PMA_fillReplicationInfo( $type, 'Do_DB', $server_master_replication[0], 'Binlog_Do_DB' ); PMA_fillReplicationInfo( $type, 'Ignore_DB', $server_master_replication[0], 'Binlog_Ignore_DB' ); } elseif ($type == "slave") { PMA_fillReplicationInfo( $type, 'Do_DB', $server_slave_replication[0], 'Replicate_Do_DB' ); PMA_fillReplicationInfo( $type, 'Ignore_DB', $server_slave_replication[0], 'Replicate_Ignore_DB' ); PMA_fillReplicationInfo( $type, 'Do_Table', $server_slave_replication[0], 'Replicate_Do_Table' ); PMA_fillReplicationInfo( $type, 'Ignore_Table', $server_slave_replication[0], 'Replicate_Ignore_Table' ); PMA_fillReplicationInfo( $type, 'Wild_Do_Table', $server_slave_replication[0], 'Replicate_Wild_Do_Table' ); PMA_fillReplicationInfo( $type, 'Wild_Ignore_Table', $server_slave_replication[0], 'Replicate_Wild_Ignore_Table' ); } } } /** * Fill global replication_info variable. * * @param string $type Type: master, slave * @param string $replicationInfoKey Key in replication_info variable * @param array $mysqlInfo MySQL data about replication * @param string $mysqlKey MySQL key * * @return array */ function PMA_fillReplicationInfo( $type, $replicationInfoKey, $mysqlInfo, $mysqlKey ) { $GLOBALS['replication_info'][$type][$replicationInfoKey] = empty($mysqlInfo[$mysqlKey]) ? array() : explode( ",", $mysqlInfo[$mysqlKey] ); return $GLOBALS['replication_info'][$type][$replicationInfoKey]; } /** * Extracts database or table name from string * * @param string $string contains "dbname.tablename" * @param string $what what to extract (db|table) * * @return string the extracted part */ function PMA_extractDbOrTable($string, $what = 'db') { $list = explode(".", $string); if ('db' == $what) { return $list[0]; } else { return $list[1]; } } /** * Configures replication slave * * @param string $action possible values: START or STOP * @param string $control default: null, * possible values: SQL_THREAD or IO_THREAD or null. * If it is set to null, it controls both * SQL_THREAD and IO_THREAD * @param mixed $link mysql link * * @return mixed output of DatabaseInterface::tryQuery */ function PMA_Replication_Slave_control($action, $control = null, $link = null) { $action = mb_strtoupper($action); $control = mb_strtoupper($control); if ($action != "START" && $action != "STOP") { return -1; } if ($control != "SQL_THREAD" && $control != "IO_THREAD" && $control != null) { return -1; } return $GLOBALS['dbi']->tryQuery($action . " SLAVE " . $control . ";", $link); } /** * Changes master for replication slave * * @param string $user replication user on master * @param string $password password for the user * @param string $host master's hostname or IP * @param int $port port, where mysql is running * @param array $pos position of mysql replication, * array should contain fields File and Position * @param bool $stop shall we stop slave? * @param bool $start shall we start slave? * @param mixed $link mysql link * * @return string output of CHANGE MASTER mysql command */ function PMA_Replication_Slave_changeMaster($user, $password, $host, $port, $pos, $stop = true, $start = true, $link = null ) { if ($stop) { PMA_Replication_Slave_control("STOP", null, $link); } $out = $GLOBALS['dbi']->tryQuery( 'CHANGE MASTER TO ' . 'MASTER_HOST=\'' . $host . '\',' . 'MASTER_PORT=' . ($port * 1) . ',' . 'MASTER_USER=\'' . $user . '\',' . 'MASTER_PASSWORD=\'' . $password . '\',' . 'MASTER_LOG_FILE=\'' . $pos["File"] . '\',' . 'MASTER_LOG_POS=' . $pos["Position"] . ';', $link ); if ($start) { PMA_Replication_Slave_control("START", null, $link); } return $out; } /** * This function provides connection to remote mysql server * * @param string $user mysql username * @param string $password password for the user * @param string $host mysql server's hostname or IP * @param int $port mysql remote port * @param string $socket path to unix socket * * @return mixed $link mysql link on success */ function PMA_Replication_connectToMaster( $user, $password, $host = null, $port = null, $socket = null ) { $server = array(); $server["host"] = PMA_sanitizeMySQLHost($host); $server["port"] = $port; $server["socket"] = $socket; // 5th parameter set to true means that it's an auxiliary connection // and we must not go back to login page if it fails return $GLOBALS['dbi']->connect($user, $password, false, $server, true); } /** * Fetches position and file of current binary log on master * * @param mixed $link mysql link * * @return array an array containing File and Position in MySQL replication * on master server, useful for PMA_Replication_Slave_changeMaster */ function PMA_Replication_Slave_binLogMaster($link = null) { $data = $GLOBALS['dbi']->fetchResult('SHOW MASTER STATUS', null, null, $link); $output = array(); if (! empty($data)) { $output["File"] = $data[0]["File"]; $output["Position"] = $data[0]["Position"]; } return $output; }