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# ==== References ====
#
# MDEV-27760 event may non stop replicate in circular semisync setup
# MDEV-28609 refine gtid-strict-mode to ignore same server-id gtid from the past
# on semisync slave
--source include/have_innodb.inc
--source include/have_binlog_format_mixed.inc
--source include/master-slave.inc
connection server_2;
call mtr.add_suppression("Timeout waiting for reply of binlog");
# The following tests prove
# A.
# no out-of-order gtid error is done to the stict gtid mode semisync
# slave receives the same server-id gtid event from the past (of its gtid
# state). Such transaction is silently ignored similarly to
# replicate_same_sever_id; and
# B.
# In contrast to A. the out-of-order gtid error is thrown when a "foreign"
# server-id transaction makes its round-trip to the originator server.
--echo # Master server_1 and Slave server_2 initialization ...
--connection server_2
--source include/stop_slave.inc
# Initial master
--connection server_1
RESET MASTER;
set @@session.gtid_domain_id=10;
set @@global.rpl_semi_sync_master_enabled = 1;
set @@global.rpl_semi_sync_master_wait_point=AFTER_SYNC;
--connection server_2
RESET MASTER;
ALTER TABLE mysql.gtid_slave_pos ENGINE=InnoDB;
set @@session.gtid_domain_id=20;
set @@global.rpl_semi_sync_slave_enabled = 1;
--echo # a 1948 warning is expected
set @@global.gtid_slave_pos = "";
CHANGE MASTER TO master_use_gtid= slave_pos;
--source include/start_slave.inc
--echo # server_1 -> server_2 semisync link is set up.
--connection server_1
CREATE TABLE t1 (a INT PRIMARY KEY, b INT default 0) ENGINE=Innodb;
INSERT INTO t1(a) VALUES (1);
--source include/save_master_gtid.inc
--connection server_2
--source include/sync_with_master_gtid.inc
--echo # Circular configuration server_1 -> server_2 -> server_1 ...
--connection server_1
set @@global.gtid_strict_mode = true;
set @@global.rpl_semi_sync_slave_enabled = 1;
evalp CHANGE MASTER TO master_host='127.0.0.1', master_port=$SERVER_MYPORT_2, master_user='root', master_use_gtid=SLAVE_POS;
--source include/start_slave.inc
--echo ... is done.
--echo ## A. no out-of-order gtid error for own transaction made round trip
# A0. server_1 has already originated the transaction
--let $wait_condition=select @@gtid_slave_pos=@@gtid_binlog_pos
--source include/wait_condition.inc
# A1. server_2 originates
--connection server_2
set @@global.gtid_strict_mode = true;
set @@global.rpl_semi_sync_master_enabled = 1;
# The following command is likely to cause the slave master is not yet setup
# for semi-sync
INSERT INTO t1(a) VALUES (2);
--source include/save_master_gtid.inc
--connection server_1
# Update slave to notice that server_2 now has rpl_semi_sync_master_enabled
--source include/stop_slave.inc
--source include/start_slave.inc
--echo #
--echo # the successful sync is a required proof
--echo #
--source include/sync_with_master_gtid.inc
# A2. server_1 is originating now
update t1 set b=b+1 where a=2;
--source include/save_master_gtid.inc
--connection server_2
--source include/sync_with_master_gtid.inc
--echo # Post-execution state check on both servers synchronized with each other
--connection server_1
--echo # ... the gtid states on server_1
--let $wait_condition=select @@gtid_slave_pos=@@gtid_binlog_pos
--source include/wait_condition.inc
SHOW VARIABLES LIKE 'gtid_slave_pos';
SHOW VARIABLES LIKE 'gtid_binlog_pos';
SELECT * from t1;
--connection server_2
--echo # The gtid states on server_2 must be equal to ...
--let $wait_condition=select @@gtid_slave_pos=@@gtid_binlog_pos
--source include/wait_condition.inc
SHOW VARIABLES LIKE 'gtid_binlog_pos';
SHOW VARIABLES LIKE 'gtid_slave_pos';
SELECT * from t1;
--echo ## B. out-of-order gtid error for a "foreign" server-id transaction
# B1. circulation starts from server_1
--connection server_1
set statement sql_log_bin=0 for call mtr.add_suppression("Slave: An attempt was made to binlog GTID 10-2-4");
set @@session.server_id=2;
INSERT INTO t1(a) VALUES (3);
set @@session.server_id=default;
--source include/save_master_gtid.inc
--connection server_2
--source include/sync_with_master_gtid.inc
INSERT INTO t1(a) VALUES (4);
--source include/save_master_gtid.inc
--connection server_1
--let $slave_sql_errno = 1950
--source include/wait_for_slave_sql_error.inc
set sql_slave_skip_counter=1;
--source include/start_slave.inc
--source include/sync_with_master_gtid.inc
# B2. circulation starts from server_2
--connection server_2
set statement sql_log_bin=0 for call mtr.add_suppression("Slave: An attempt was made to binlog GTID 20-1-3");
set @@session.server_id=1;
INSERT INTO t1(a) VALUES (5);
set @@session.server_id=default;
--source include/save_master_gtid.inc
--connection server_1
--source include/sync_with_master_gtid.inc
INSERT INTO t1(a) VALUES (6);
--source include/save_master_gtid.inc
--connection server_2
--let $slave_sql_errno = 1950
--source include/wait_for_slave_sql_error.inc
set sql_slave_skip_counter=1;
--source include/start_slave.inc
--source include/sync_with_master_gtid.inc
--echo # Post-execution state check on both servers synchronized with each other
--connection server_1
--echo # ... the gtid states on server_1
--let $wait_condition=select @@gtid_slave_pos=@@gtid_binlog_pos
--source include/wait_condition.inc
SHOW VARIABLES LIKE 'gtid_slave_pos';
SHOW VARIABLES LIKE 'gtid_binlog_pos';
SELECT * from t1;
--connection server_2
--source include/sync_with_master_gtid.inc
--echo # The gtid states on server_2 must be equal to ...
--let $wait_condition=select @@gtid_slave_pos=@@gtid_binlog_pos
--source include/wait_condition.inc
SHOW VARIABLES LIKE 'gtid_binlog_pos';
SHOW VARIABLES LIKE 'gtid_slave_pos';
SELECT * from t1;
--echo #
--echo # Cleanup
--echo #
--connection server_1
DROP TABLE t1;
--source include/save_master_gtid.inc
--connection server_2
--source include/sync_with_master_gtid.inc
--connection server_1
--source include/stop_slave.inc
set @@global.rpl_semi_sync_master_enabled = default;
set @@global.rpl_semi_sync_slave_enabled = default;
set @@global.rpl_semi_sync_master_wait_point=default;
set @@global.gtid_ignore_duplicates = default;
set @@global.gtid_strict_mode = default;
--connection server_2
--source include/stop_slave.inc
set @@global.gtid_ignore_duplicates = default;
set @@global.rpl_semi_sync_master_enabled = default;
set @@global.rpl_semi_sync_slave_enabled = default;
set @@global.gtid_strict_mode = default;
--source include/start_slave.inc
--source include/rpl_end.inc
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