mirror of
https://github.com/MariaDB/server.git
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167 lines
5.1 KiB
Text
167 lines
5.1 KiB
Text
include/master-slave.inc
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[connection master]
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connection server_2;
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call mtr.add_suppression("Timeout waiting for reply of binlog");
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# Master server_1 and Slave server_2 initialization ...
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connection server_2;
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include/stop_slave.inc
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connection server_1;
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RESET MASTER;
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set @@session.gtid_domain_id=10;
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set @@global.rpl_semi_sync_master_enabled = 1;
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set @@global.rpl_semi_sync_master_wait_point=AFTER_SYNC;
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connection server_2;
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RESET MASTER;
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ALTER TABLE mysql.gtid_slave_pos ENGINE=InnoDB;
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set @@session.gtid_domain_id=20;
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set @@global.rpl_semi_sync_slave_enabled = 1;
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# a 1948 warning is expected
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set @@global.gtid_slave_pos = "";
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Warnings:
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Warning 1948 Specified value for @@gtid_slave_pos contains no value for replication domain 0. This conflicts with the binary log which contains GTID 0-2-1. If MASTER_GTID_POS=CURRENT_POS is used, the binlog position will override the new value of @@gtid_slave_pos
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CHANGE MASTER TO master_use_gtid= slave_pos;
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include/start_slave.inc
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# server_1 -> server_2 semisync link is set up.
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connection server_1;
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CREATE TABLE t1 (a INT PRIMARY KEY, b INT default 0) ENGINE=Innodb;
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INSERT INTO t1(a) VALUES (1);
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include/save_master_gtid.inc
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connection server_2;
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include/sync_with_master_gtid.inc
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# Circular configuration server_1 -> server_2 -> server_1 ...
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connection server_1;
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set @@global.gtid_strict_mode = true;
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set @@global.rpl_semi_sync_slave_enabled = 1;
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CHANGE MASTER TO master_host='127.0.0.1', master_port=$SERVER_MYPORT_2, master_user='root', master_ssl_verify_server_cert=0, master_use_gtid=SLAVE_POS;
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include/start_slave.inc
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... is done.
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## A. no out-of-order gtid error for own transaction made round trip
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connection server_2;
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set @@global.gtid_strict_mode = true;
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set @@global.rpl_semi_sync_master_enabled = 1;
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INSERT INTO t1(a) VALUES (2);
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include/save_master_gtid.inc
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connection server_1;
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include/stop_slave.inc
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include/start_slave.inc
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#
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# the successful sync is a required proof
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#
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include/sync_with_master_gtid.inc
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update t1 set b=b+1 where a=2;
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include/save_master_gtid.inc
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connection server_2;
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include/sync_with_master_gtid.inc
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# Post-execution state check on both servers synchronized with each other
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connection server_1;
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# ... the gtid states on server_1
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SHOW VARIABLES LIKE 'gtid_slave_pos';
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Variable_name Value
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gtid_slave_pos 0-2-1,10-1-3,20-2-1
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SHOW VARIABLES LIKE 'gtid_binlog_pos';
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Variable_name Value
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gtid_binlog_pos 0-2-1,10-1-3,20-2-1
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SELECT * from t1;
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a b
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1 0
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2 1
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connection server_2;
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# The gtid states on server_2 must be equal to ...
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SHOW VARIABLES LIKE 'gtid_binlog_pos';
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Variable_name Value
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gtid_binlog_pos 0-2-1,10-1-3,20-2-1
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SHOW VARIABLES LIKE 'gtid_slave_pos';
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Variable_name Value
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gtid_slave_pos 0-2-1,10-1-3,20-2-1
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SELECT * from t1;
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a b
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1 0
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2 1
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## B. out-of-order gtid error for a "foreign" server-id transaction
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connection server_1;
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set statement sql_log_bin=0 for call mtr.add_suppression("Slave: An attempt was made to binlog GTID 10-2-4");
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set @@session.server_id=2;
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INSERT INTO t1(a) VALUES (3);
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set @@session.server_id=default;
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include/save_master_gtid.inc
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connection server_2;
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include/sync_with_master_gtid.inc
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INSERT INTO t1(a) VALUES (4);
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include/save_master_gtid.inc
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connection server_1;
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include/wait_for_slave_sql_error.inc [errno=1950]
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set sql_slave_skip_counter=1;
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include/start_slave.inc
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include/sync_with_master_gtid.inc
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connection server_2;
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set statement sql_log_bin=0 for call mtr.add_suppression("Slave: An attempt was made to binlog GTID 20-1-3");
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set @@session.server_id=1;
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INSERT INTO t1(a) VALUES (5);
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set @@session.server_id=default;
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include/save_master_gtid.inc
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connection server_1;
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include/sync_with_master_gtid.inc
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INSERT INTO t1(a) VALUES (6);
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include/save_master_gtid.inc
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connection server_2;
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include/wait_for_slave_sql_error.inc [errno=1950]
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set sql_slave_skip_counter=1;
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include/start_slave.inc
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include/sync_with_master_gtid.inc
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# Post-execution state check on both servers synchronized with each other
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connection server_1;
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# ... the gtid states on server_1
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SHOW VARIABLES LIKE 'gtid_slave_pos';
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Variable_name Value
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gtid_slave_pos 0-2-1,10-1-5,20-1-3
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SHOW VARIABLES LIKE 'gtid_binlog_pos';
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Variable_name Value
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gtid_binlog_pos 0-2-1,10-1-5,20-1-3
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SELECT * from t1;
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a b
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1 0
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2 1
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3 0
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4 0
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5 0
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6 0
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connection server_2;
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include/sync_with_master_gtid.inc
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# The gtid states on server_2 must be equal to ...
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SHOW VARIABLES LIKE 'gtid_binlog_pos';
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Variable_name Value
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gtid_binlog_pos 0-2-1,10-1-5,20-1-3
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SHOW VARIABLES LIKE 'gtid_slave_pos';
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Variable_name Value
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gtid_slave_pos 0-2-1,10-1-5,20-1-3
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SELECT * from t1;
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a b
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1 0
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2 1
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3 0
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4 0
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5 0
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6 0
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#
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# Cleanup
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#
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connection server_1;
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DROP TABLE t1;
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include/save_master_gtid.inc
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connection server_2;
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include/sync_with_master_gtid.inc
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connection server_1;
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include/stop_slave.inc
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set @@global.rpl_semi_sync_master_enabled = default;
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set @@global.rpl_semi_sync_slave_enabled = default;
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set @@global.rpl_semi_sync_master_wait_point=default;
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set @@global.gtid_ignore_duplicates = default;
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set @@global.gtid_strict_mode = default;
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connection server_2;
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include/stop_slave.inc
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set @@global.gtid_ignore_duplicates = default;
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set @@global.rpl_semi_sync_master_enabled = default;
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set @@global.rpl_semi_sync_slave_enabled = default;
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set @@global.gtid_strict_mode = default;
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include/start_slave.inc
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include/rpl_end.inc
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