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MDEV-26: Global Transaction ID.
Add test case demonstrating multi-source replication with GTID. Test that we can move from being slave of two masters to be a slave deeper down in the hierarchy (of a higher-up multi-source slave), and vice versa.
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154
mysql-test/suite/multi_source/gtid.test
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154
mysql-test/suite/multi_source/gtid.test
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--source include/have_innodb.inc
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#
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# Test GTID with multi-source
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#
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--connect (slave1,127.0.0.1,root,,,$SERVER_MYPORT_3)
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--connect (slave2,127.0.0.1,root,,,$SERVER_MYPORT_4)
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--connect (master1,127.0.0.1,root,,,$SERVER_MYPORT_1)
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--connect (master2,127.0.0.1,root,,,$SERVER_MYPORT_2)
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--connection slave1
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--replace_result $SERVER_MYPORT_1 MYPORT_1
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eval CHANGE MASTER 'slave1' TO master_port=$SERVER_MYPORT_1, master_host='127.0.0.1', master_user='root';
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--replace_result $SERVER_MYPORT_2 MYPORT_2
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eval CHANGE MASTER 'slave2' TO master_port=$SERVER_MYPORT_2, master_host='127.0.0.1', master_user='root';
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start all slaves;
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set default_master_connection = 'slave1';
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--source include/wait_for_slave_to_start.inc
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set default_master_connection = 'slave2';
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--source include/wait_for_slave_to_start.inc
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set default_master_connection = '';
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--connection slave2
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--replace_result $SERVER_MYPORT_3 MYPORT_3
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eval CHANGE MASTER TO master_port=$SERVER_MYPORT_3, master_host='127.0.0.1', master_user='root';
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start all slaves;
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--source include/wait_for_slave_to_start.inc
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--connection master1
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SET GLOBAL gtid_domain_id= 1;
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SET SESSION gtid_domain_id= 1;
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CREATE TABLE t1 (a INT PRIMARY KEY, b VARCHAR(10));
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INSERT INTO t1 VALUES (1, "initial");
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CREATE TABLE t3 (a INT PRIMARY KEY, b VARCHAR(10)) ENGINE=InnoDB;
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INSERT INTO t3 VALUES (101, "initial 1");
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--connection master2
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SET GLOBAL gtid_domain_id= 2;
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SET SESSION gtid_domain_id= 2;
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CREATE TABLE t2 (a INT PRIMARY KEY, b VARCHAR(10)) ENGINE=InnoDB;
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INSERT INTO t2 VALUES (1, "initial");
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SET SQL_LOG_BIN=0;
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CREATE TABLE t3 (a INT PRIMARY KEY, b VARCHAR(10));
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SET SQL_LOG_BIN=1;
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INSERT INTO t3 VALUES (201, "initial 2");
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--connection slave2
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--let $wait_condition= SELECT COUNT(*)=3 FROM information_schema.tables WHERE table_name IN ("t1", "t2", "t3") AND table_schema = "test"
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--source include/wait_condition.inc
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--let $wait_condition= SELECT (SELECT COUNT(*) FROM t1)=1 AND (SELECT COUNT(*) FROM t2)=1 AND (SELECT COUNT(*) FROM t3)=2
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--source include/wait_condition.inc
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--replace_result $SERVER_MYPORT_3 MYPORT_3
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query_vertical SHOW ALL SLAVES STATUS;
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--echo *** Now move slave2 to replicate from both master1 and master2 instead of just slave1 ***
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STOP ALL SLAVES;
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# Let us have a couple extra transactions on the masters to check that
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# we resume replication at the right place even in the middle of the logs.
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--connection master1
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INSERT INTO t1 VALUES (2, "switch1");
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INSERT INTO t3 VALUES (102, "switch1 a");
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--connection master2
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INSERT INTO t2 VALUES (2, "switch1");
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INSERT INTO t3 VALUES (202, "switch1 b");
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--connection slave2
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--replace_result $SERVER_MYPORT_1 MYPORT_1
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eval CHANGE MASTER 'slave1' TO master_port=$SERVER_MYPORT_1, master_host='127.0.0.1', master_user='root', master_gtid_pos=auto;
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--replace_result $SERVER_MYPORT_2 MYPORT_2
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eval CHANGE MASTER 'slave2' TO master_port=$SERVER_MYPORT_2, master_host='127.0.0.1', master_user='root', master_gtid_pos=auto;
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SET default_master_connection = 'slave1';
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START SLAVE;
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--source include/wait_for_slave_to_start.inc
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SET default_master_connection = 'slave2';
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START SLAVE;
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--source include/wait_for_slave_to_start.inc
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set default_master_connection = '';
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--let $wait_condition= SELECT (SELECT COUNT(*) FROM t1)=2 AND (SELECT COUNT(*) FROM t2)=2 AND (SELECT COUNT(*) FROM t3)=4
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--source include/wait_condition.inc
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--echo *** Move slave1 to replicate from slave2 instead of from master1 and master2 ***
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--connection slave1
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# Set up so that slave1 will have to start from two different positions
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# in the slave2 binlog (one for each domain_id).
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STOP SLAVE 'slave1';
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--connection master1
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INSERT INTO t1 VALUES (3, "switch 2");
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INSERT INTO t3 VALUES (103, "switch 2 a");
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--connection slave2
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--let $wait_condition= SELECT (SELECT COUNT(*) FROM t1)=3 AND (SELECT COUNT(*) FROM t2)=2 AND (SELECT COUNT(*) FROM t3)=5
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--source include/wait_condition.inc
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--connection master2
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INSERT INTO t2 VALUES (3, "switch 2");
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INSERT INTO t3 VALUES (203, "switch 2 b");
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--connection slave1
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--let $wait_condition= SELECT (SELECT COUNT(*) FROM t1)=2 AND (SELECT COUNT(*) FROM t2)=3 AND (SELECT COUNT(*) FROM t3)=5
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--source include/wait_condition.inc
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STOP SLAVE 'slave2';
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--connection master2
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INSERT INTO t2 VALUES (4, "switch 3");
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INSERT INTO t3 VALUES (204, "switch 3 b");
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--connection slave1
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--replace_result $SERVER_MYPORT_4 MYPORT_4
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eval CHANGE MASTER TO master_port=$SERVER_MYPORT_4, master_host='127.0.0.1', master_user='root', master_gtid_pos=auto;
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START SLAVE;
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--let $wait_condition= SELECT (SELECT COUNT(*) FROM t1)=3 AND (SELECT COUNT(*) FROM t2)=4 AND (SELECT COUNT(*) FROM t3)=7
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--source include/wait_condition.inc
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SELECT * FROM t1 ORDER BY a;
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SELECT * FROM t2 ORDER BY a;
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SELECT * FROM t3 ORDER BY a;
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# Cleanup.
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--connection master1
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DROP TABLE t1;
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SET SQL_LOG_BIN=0;
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DROP TABLE t3;
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SET SQL_LOG_BIN=1;
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--connection master2
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DROP TABLE t2;
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DROP TABLE t3;
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--connection slave1
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SET GLOBAL gtid_domain_id=0;
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--let $wait_condition= SELECT COUNT(*)=0 FROM information_schema.tables WHERE table_name IN ("t1", "t2", "t3") AND table_schema = "test"
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--source include/wait_condition.inc
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STOP ALL SLAVES;
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--source reset_master_slave.inc
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--disconnect slave1
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--connection slave2
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SET GLOBAL gtid_domain_id=0;
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STOP ALL SLAVES;
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--source reset_master_slave.inc
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--disconnect slave2
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--connection master1
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SET GLOBAL gtid_domain_id=0;
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--source reset_master_slave.inc
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--disconnect master1
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--connection master2
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SET GLOBAL gtid_domain_id=0;
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--source reset_master_slave.inc
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--disconnect master2
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