2116.1.31
by David Shrewsbury
Major refactor of common functionality into new classes. |
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/* - mode: c; c-basic-offset: 2; indent-tabs-mode: nil; -*-
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* vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
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*
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* Copyright (C) 2011 David Shrewsbury
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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2116.1.38
by David Shrewsbury
Change include style |
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#include <config.h> |
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#include <plugin/slave/replication_schema.h> |
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2116.1.31
by David Shrewsbury
Major refactor of common functionality into new classes. |
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#include <drizzled/execute.h> |
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#include <drizzled/sql/result_set.h> |
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#include <string> |
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#include <vector> |
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2225.3.1
by David Shrewsbury
Persist --slave.max-commit-id value to applier_state table. |
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#include <boost/lexical_cast.hpp> |
2116.1.31
by David Shrewsbury
Major refactor of common functionality into new classes. |
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using namespace std; |
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using namespace drizzled; |
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2225.3.1
by David Shrewsbury
Persist --slave.max-commit-id value to applier_state table. |
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using namespace boost; |
2116.1.31
by David Shrewsbury
Major refactor of common functionality into new classes. |
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namespace slave |
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{
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bool ReplicationSchema::create() |
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{
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vector<string> sql; |
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sql.push_back("COMMIT"); |
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2116.1.52
by David Shrewsbury
Changed slave services dedicated schema name from 'replication' to 'sys_replication' to avoid use of reserved word. |
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sql.push_back("CREATE SCHEMA IF NOT EXISTS `sys_replication` REPLICATE=FALSE"); |
2116.1.31
by David Shrewsbury
Major refactor of common functionality into new classes. |
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if (not executeSQL(sql)) |
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return false; |
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/*
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2116.1.33
by David Shrewsbury
incremental |
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* Create our IO thread state information table if we need to.
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*/
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sql.clear(); |
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sql.push_back("COMMIT"); |
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2116.1.52
by David Shrewsbury
Changed slave services dedicated schema name from 'replication' to 'sys_replication' to avoid use of reserved word. |
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sql.push_back("CREATE TABLE IF NOT EXISTS `sys_replication`.`io_state` (" |
2116.1.40
by David Shrewsbury
Add quotes around schema and table names (replication is now a reserved word) |
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" `status` VARCHAR(20) NOT NULL,"
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" `error_msg` VARCHAR(250))"
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2116.1.33
by David Shrewsbury
incremental |
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" COMMENT = 'VERSION 1.0'"); |
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if (not executeSQL(sql)) |
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return false; |
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sql.clear(); |
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2116.1.52
by David Shrewsbury
Changed slave services dedicated schema name from 'replication' to 'sys_replication' to avoid use of reserved word. |
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sql.push_back("SELECT COUNT(*) FROM `sys_replication`.`io_state`"); |
2116.1.33
by David Shrewsbury
incremental |
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{
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sql::ResultSet result_set(1); |
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Execute execute(*(_session.get()), true); |
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execute.run(sql[0], result_set); |
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result_set.next(); |
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string count= result_set.getString(0); |
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/* Must always be at least one row in the table */
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if (count == "0") |
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{
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sql.clear(); |
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2116.1.52
by David Shrewsbury
Changed slave services dedicated schema name from 'replication' to 'sys_replication' to avoid use of reserved word. |
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sql.push_back("INSERT INTO `sys_replication`.`io_state` (`status`)" |
2116.1.33
by David Shrewsbury
incremental |
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" VALUES ('STOPPED')"); |
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if (not executeSQL(sql)) |
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return false; |
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}
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}
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/*
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2116.1.31
by David Shrewsbury
Major refactor of common functionality into new classes. |
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* Create our applier thread state information table if we need to.
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*/
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sql.clear(); |
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sql.push_back("COMMIT"); |
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2116.1.52
by David Shrewsbury
Changed slave services dedicated schema name from 'replication' to 'sys_replication' to avoid use of reserved word. |
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sql.push_back("CREATE TABLE IF NOT EXISTS `sys_replication`.`applier_state`" |
2116.1.40
by David Shrewsbury
Add quotes around schema and table names (replication is now a reserved word) |
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" (`last_applied_commit_id` BIGINT NOT NULL PRIMARY KEY,"
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" `status` VARCHAR(20) NOT NULL,"
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" `error_msg` VARCHAR(250))"
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2116.1.33
by David Shrewsbury
incremental |
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" COMMENT = 'VERSION 1.0'"); |
2116.1.31
by David Shrewsbury
Major refactor of common functionality into new classes. |
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if (not executeSQL(sql)) |
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return false; |
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sql.clear(); |
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2116.1.52
by David Shrewsbury
Changed slave services dedicated schema name from 'replication' to 'sys_replication' to avoid use of reserved word. |
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sql.push_back("SELECT COUNT(*) FROM `sys_replication`.`applier_state`"); |
2116.1.31
by David Shrewsbury
Major refactor of common functionality into new classes. |
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{
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2116.1.33
by David Shrewsbury
incremental |
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sql::ResultSet result_set(1); |
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Execute execute(*(_session.get()), true); |
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execute.run(sql[0], result_set); |
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result_set.next(); |
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string count= result_set.getString(0); |
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/* Must always be at least one row in the table */
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if (count == "0") |
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{
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sql.clear(); |
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2116.1.52
by David Shrewsbury
Changed slave services dedicated schema name from 'replication' to 'sys_replication' to avoid use of reserved word. |
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sql.push_back("INSERT INTO `sys_replication`.`applier_state`" |
2116.1.40
by David Shrewsbury
Add quotes around schema and table names (replication is now a reserved word) |
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" (`last_applied_commit_id`, `status`)"
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2116.1.33
by David Shrewsbury
incremental |
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" VALUES (0, 'STOPPED')"); |
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if (not executeSQL(sql)) |
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return false; |
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}
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2116.1.31
by David Shrewsbury
Major refactor of common functionality into new classes. |
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}
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/*
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* Create our message queue table if we need to.
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*/
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sql.clear(); |
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sql.push_back("COMMIT"); |
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2116.1.52
by David Shrewsbury
Changed slave services dedicated schema name from 'replication' to 'sys_replication' to avoid use of reserved word. |
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sql.push_back("CREATE TABLE IF NOT EXISTS `sys_replication`.`queue`" |
2116.1.40
by David Shrewsbury
Add quotes around schema and table names (replication is now a reserved word) |
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" (`trx_id` BIGINT NOT NULL, `seg_id` INT NOT NULL,"
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2116.1.50
by David Shrewsbury
Fix commit_id to correct uint64_t type |
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" `commit_order` BIGINT, `msg` BLOB,"
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" PRIMARY KEY(`trx_id`, `seg_id`))"
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2116.1.33
by David Shrewsbury
incremental |
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" COMMENT = 'VERSION 1.0'"); |
2116.1.31
by David Shrewsbury
Major refactor of common functionality into new classes. |
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if (not executeSQL(sql)) |
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return false; |
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return true; |
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}
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2225.3.1
by David Shrewsbury
Persist --slave.max-commit-id value to applier_state table. |
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bool ReplicationSchema::setInitialMaxCommitId(uint64_t value) |
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{
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vector<string> sql; |
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sql.push_back("UPDATE `sys_replication`.`applier_state`" |
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" SET `last_applied_commit_id` = "
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+ lexical_cast<string>(value)); |
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return executeSQL(sql); |
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}
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2116.1.31
by David Shrewsbury
Major refactor of common functionality into new classes. |
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} /* namespace slave */ |