diff options
Diffstat (limited to 'mysql-test/suite/rpl/t/rpl_circular_semi_sync.test')
| -rw-r--r-- | mysql-test/suite/rpl/t/rpl_circular_semi_sync.test | 115 |
1 files changed, 115 insertions, 0 deletions
diff --git a/mysql-test/suite/rpl/t/rpl_circular_semi_sync.test b/mysql-test/suite/rpl/t/rpl_circular_semi_sync.test new file mode 100644 index 00000000000..51fa5a242ea --- /dev/null +++ b/mysql-test/suite/rpl/t/rpl_circular_semi_sync.test @@ -0,0 +1,115 @@ +# ==== References ==== +# +# MDEV-27760 event may non stop replicate in circular semisync setup +# +--source include/have_innodb.inc +--source include/have_binlog_format_row.inc +--source include/master-slave.inc + +# The following tests prove +# A. out-of-order gtid error when the stict gtid mode semisync slave +# receives the same server-id gtid event inconsistent +# (rpl_semi_sync_fail_over tests the consistent case) with its state; +# B. in the non-strict mode the same server-id events remains ignored +# by default as usual. +# +--echo # Master server_1 and Slave server_2 initialiation ... +--connection server_2 +--source include/stop_slave.inc + +# Initial master +--connection server_1 +set @@sql_log_bin = off; +call mtr.add_suppression("Slave: An attempt was made to binlog GTID 10-1-1 which would create an out-of-order sequence number with existing GTID"); +set @@sql_log_bin = on; + +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 is set up + +--connection server_1 +CREATE TABLE t1 (a INT PRIMARY KEY) ENGINE=Innodb; +INSERT INTO t1 VALUES (1); +--save_master_pos + +--connection server_2 +--sync_with_master + +--echo # Circular configuration server_2 -> server_1 initialiation ... +--connection server_1 +--echo # A. ... first when server_1 is in gtid strict mode... +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; + +--echo # ... only for it to fail 'cos if its inconsistent (empty) slave's gtid state: +SELECT @@global.gtid_slave_pos; +START SLAVE; +# ER_GTID_STRICT_OUT_OF_ORDER +--let $slave_sql_errno = 1950 +--source include/wait_for_slave_sql_error.inc + +--echo # B. ... Resume on the circular setup with the server_id now in the non-strict mode ... +set @@global.gtid_strict_mode = false; +--source include/start_slave.inc + +--echo # ... to have succeeded. + +--connection server_2 +INSERT INTO t1 VALUES (2); +--save_master_pos + +--connection server_1 +--sync_with_master + +INSERT INTO t1 VALUES (3); +--save_master_pos + +--connection server_2 +--sync_with_master +--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'; + +--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'; + +--echo # Cleanup +--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; + +DROP TABLE t1; +--save_master_pos + +--connection server_2 +--sync_with_master +set @@global.rpl_semi_sync_master_enabled = default; +set @@global.rpl_semi_sync_slave_enabled = default; + +--source include/rpl_end.inc |