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|
--source include/have_innodb.inc
--let $rpl_topology=1->2, 1->3, 1->4, 1->5
--source include/rpl_init.inc
# Set up a topology with one master and 4 slaves.
#
# Replicate some events leaving the four slaves at different points
# in different domains.
#
# Then promote one slave as new master, bringing it ahead of all others
# using START SLAVE UNTIL master_gtid_pos.
--connection server_1
ALTER TABLE mysql.gtid_slave_pos ENGINE=InnoDB;
CREATE TABLE t4 (a INT, b INT, PRIMARY KEY (a,b)) Engine=InnoDB;
# Function to extract one GTID from a list.
delimiter |;
CREATE FUNCTION extract_gtid(d VARCHAR(100), s VARCHAR(100))
RETURNS VARCHAR(100) DETERMINISTIC
BEGIN
SET s= CONCAT(",", s, ",");
SET s= SUBSTR(s FROM LOCATE(CONCAT(",", d, "-"), s) + 1);
SET s= SUBSTR(s FROM 1 FOR LOCATE(",", s) - 1);
RETURN s;
END|
delimiter ;|
--save_master_pos
--connection server_2
--sync_with_master
--source include/stop_slave.inc
--connection server_3
--sync_with_master
--source include/stop_slave.inc
--connection server_4
--sync_with_master
--source include/stop_slave.inc
--connection server_5
--sync_with_master
--source include/stop_slave.inc
# Create three separate replication streams on master server_1.
#
# Then use START SLAVE UNTIL to get the different streams interleaved
# differently spread over multiple binlogs on the different slaves, to
# test that new master promotion is able to deal with this.
--connection server_1
SET gtid_domain_id= 1;
CREATE TABLE t1 (a INT PRIMARY KEY) ENGINE=InnoDB;
--let $d1_begin= `SELECT extract_gtid("1", @@GLOBAL.gtid_binlog_pos)`
INSERT INTO t1 VALUES (1);
INSERT INTO t1 VALUES (2);
INSERT INTO t4 VALUES (1, 1);
--let $d1_mid= `SELECT extract_gtid("1", @@GLOBAL.gtid_binlog_pos)`
INSERT INTO t1 VALUES (3);
INSERT INTO t1 VALUES (4);
INSERT INTO t4 VALUES (1, 3);
--let $d1_end= `SELECT extract_gtid("1", @@GLOBAL.gtid_binlog_pos)`
SET gtid_domain_id= 2;
CREATE TABLE t2 (a INT PRIMARY KEY) ENGINE=InnoDB;
--let $d2_begin= `SELECT extract_gtid("2", @@GLOBAL.gtid_binlog_pos)`
INSERT INTO t2 VALUES (1);
INSERT INTO t2 VALUES (2);
INSERT INTO t4 VALUES (2, 1);
--let $d2_mid= `SELECT extract_gtid("2", @@GLOBAL.gtid_binlog_pos)`
INSERT INTO t2 VALUES (3);
INSERT INTO t2 VALUES (4);
INSERT INTO t4 VALUES (2, 3);
--let $d2_end= `SELECT extract_gtid("2", @@GLOBAL.gtid_binlog_pos)`
SET gtid_domain_id= 3;
CREATE TABLE t3 (a INT PRIMARY KEY) ENGINE=InnoDB;
--let $d3_begin= `SELECT extract_gtid("3", @@GLOBAL.gtid_binlog_pos)`
INSERT INTO t3 VALUES (1);
INSERT INTO t3 VALUES (2);
INSERT INTO t4 VALUES (3, 1);
--let $d3_mid= `SELECT extract_gtid("3", @@GLOBAL.gtid_binlog_pos)`
INSERT INTO t3 VALUES (3);
INSERT INTO t3 VALUES (4);
INSERT INTO t4 VALUES (3, 3);
--let $d3_end= `SELECT extract_gtid("3", @@GLOBAL.gtid_binlog_pos)`
# Slave server_2 (that will be promoted to master) is in the middle
# of each stream.
--connection server_2
eval START SLAVE UNTIL master_gtid_pos= "$d1_mid,$d2_mid,$d3_mid";
# The remaining slaves sit at different points each in different domains.
--connection server_3
eval START SLAVE UNTIL master_gtid_pos= "$d1_begin,$d2_mid,$d3_end";
--connection server_4
eval START SLAVE UNTIL master_gtid_pos= "$d2_begin,$d3_mid,$d1_end";
--connection server_5
eval START SLAVE UNTIL master_gtid_pos= "$d3_begin,$d1_mid,$d2_end";
--connection server_2
--source include/wait_for_slave_to_stop.inc
SELECT * FROM t1 ORDER BY a;
SELECT * FROM t2 ORDER BY a;
SELECT * FROM t3 ORDER BY a;
SELECT * FROM t4 ORDER BY a,b;
--connection server_3
--source include/wait_for_slave_to_stop.inc
SELECT * FROM t1 ORDER BY a;
SELECT * FROM t2 ORDER BY a;
SELECT * FROM t3 ORDER BY a;
SELECT * FROM t4 ORDER BY a,b;
--connection server_4
--source include/wait_for_slave_to_stop.inc
SELECT * FROM t1 ORDER BY a;
SELECT * FROM t2 ORDER BY a;
SELECT * FROM t3 ORDER BY a;
SELECT * FROM t4 ORDER BY a,b;
--connection server_5
--source include/wait_for_slave_to_stop.inc
SELECT * FROM t1 ORDER BY a;
SELECT * FROM t2 ORDER BY a;
SELECT * FROM t3 ORDER BY a;
SELECT * FROM t4 ORDER BY a,b;
--echo *** Now replicate all extra changes from 3,4,5 to 2, in preparation for making 2 the new master. ***
--connection server_3
--let $server3_pos= `SELECT @@GLOBAL.gtid_slave_pos`
--connection server_2
--replace_result $SERVER_MYPORT_3 SERVER_MYPORT_3
eval CHANGE MASTER TO master_host = '127.0.0.1', master_port = $SERVER_MYPORT_3;
--replace_result $server3_pos SERVER3_POS
eval START SLAVE UNTIL master_gtid_pos = "$server3_pos";
--source include/wait_for_slave_to_stop.inc
SELECT * FROM t1 ORDER BY a;
SELECT * FROM t2 ORDER BY a;
SELECT * FROM t3 ORDER BY a;
SELECT * FROM t4 ORDER BY a,b;
--connection server_4
--let $server4_pos= `SELECT @@GLOBAL.gtid_slave_pos`
--connection server_2
--replace_result $SERVER_MYPORT_4 SERVER_MYPORT_4
eval CHANGE MASTER TO master_host = '127.0.0.1', master_port = $SERVER_MYPORT_4;
--replace_result $server4_pos SERVER4_POS
eval START SLAVE UNTIL master_gtid_pos = "$server4_pos";
--source include/wait_for_slave_to_stop.inc
SELECT * FROM t1 ORDER BY a;
SELECT * FROM t2 ORDER BY a;
SELECT * FROM t3 ORDER BY a;
SELECT * FROM t4 ORDER BY a,b;
--connection server_5
--let $server5_pos= `SELECT @@GLOBAL.gtid_slave_pos`
--connection server_2
--replace_result $SERVER_MYPORT_5 SERVER_MYPORT_5
eval CHANGE MASTER TO master_host = '127.0.0.1', master_port = $SERVER_MYPORT_5;
--replace_result $server5_pos SERVER5_POS
eval START SLAVE UNTIL master_gtid_pos = "$server5_pos";
--source include/wait_for_slave_to_stop.inc
SELECT * FROM t1 ORDER BY a;
SELECT * FROM t2 ORDER BY a;
SELECT * FROM t3 ORDER BY a;
SELECT * FROM t4 ORDER BY a,b;
--echo *** Now make 2 master and point 3,4,5 to the new master 2
--connection server_2
SET gtid_domain_id= 1;
INSERT INTO t1 values (5);
INSERT INTO t4 values (1,5);
SET gtid_domain_id= 2;
INSERT INTO t2 values (5);
INSERT INTO t4 values (2,5);
SET gtid_domain_id= 3;
INSERT INTO t3 values (5);
INSERT INTO t4 values (3,5);
--connection server_3
--replace_result $SERVER_MYPORT_2 SERVER_MYPORT_2
eval CHANGE MASTER TO master_host = '127.0.0.1', master_port = $SERVER_MYPORT_2;
--source include/start_slave.inc
--connection server_4
--replace_result $SERVER_MYPORT_2 SERVER_MYPORT_2
eval CHANGE MASTER TO master_host = '127.0.0.1', master_port = $SERVER_MYPORT_2;
--source include/start_slave.inc
--connection server_5
--replace_result $SERVER_MYPORT_2 SERVER_MYPORT_2
eval CHANGE MASTER TO master_host = '127.0.0.1', master_port = $SERVER_MYPORT_2;
--source include/start_slave.inc
--connection server_2
--save_master_pos
--connection server_3
--sync_with_master
SELECT * FROM t1 ORDER BY a;
SELECT * FROM t2 ORDER BY a;
SELECT * FROM t3 ORDER BY a;
SELECT * FROM t4 ORDER BY a,b;
--connection server_5
--sync_with_master
SELECT * FROM t1 ORDER BY a;
SELECT * FROM t2 ORDER BY a;
SELECT * FROM t3 ORDER BY a;
SELECT * FROM t4 ORDER BY a,b;
--connection server_5
--sync_with_master
SELECT * FROM t1 ORDER BY a;
SELECT * FROM t2 ORDER BY a;
SELECT * FROM t3 ORDER BY a;
SELECT * FROM t4 ORDER BY a,b;
--echo *** Now let the old master join up as slave. ***
--connection server_1
--replace_result $SERVER_MYPORT_2 SERVER_MYPORT_2
eval 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, master_demote_to_slave=1;
--source include/start_slave.inc
--sync_with_master
SELECT * FROM t1 ORDER BY a;
SELECT * FROM t2 ORDER BY a;
SELECT * FROM t3 ORDER BY a;
SELECT * FROM t4 ORDER BY a,b;
--echo *** Finally move things back and clean up. ***
--connection server_1
--source include/stop_slave.inc
RESET SLAVE ALL;
--connection server_2
--replace_result $SERVER_MYPORT_1 SERVER_MYPORT_1
eval CHANGE MASTER TO master_host = '127.0.0.1', master_port = $SERVER_MYPORT_1;
--source include/start_slave.inc
--connection server_3
--source include/stop_slave.inc
--replace_result $SERVER_MYPORT_1 SERVER_MYPORT_1
eval CHANGE MASTER TO master_host = '127.0.0.1', master_port = $SERVER_MYPORT_1;
--source include/start_slave.inc
--connection server_4
--source include/stop_slave.inc
--replace_result $SERVER_MYPORT_1 SERVER_MYPORT_1
eval CHANGE MASTER TO master_host = '127.0.0.1', master_port = $SERVER_MYPORT_1;
--source include/start_slave.inc
--connection server_5
--source include/stop_slave.inc
--replace_result $SERVER_MYPORT_1 SERVER_MYPORT_1
eval CHANGE MASTER TO master_host = '127.0.0.1', master_port = $SERVER_MYPORT_1;
--source include/start_slave.inc
--connection server_1
SET gtid_domain_id = 0;
DROP TABLE t1;
DROP TABLE t2;
DROP TABLE t3;
DROP TABLE t4;
DROP FUNCTION extract_gtid;
--source include/rpl_end.inc
|
