mariadb/mysql-test/suite/rpl/t/rpl_slave_skip.test
Brandon Nesterenko 5ab5ff08b0 MDEV-19801: Change defaults for CHANGE MASTER TO so that GTID-based replication is used by default if master supports it
This commit makes replicas crash-safe by default by changing the
Using_Gtid value to be Slave_Pos on a fresh slave start and after
RESET SLAVE is issued. If the primary server does not support GTIDs
(i.e., version < 10), the replica will fall back to Using_Gtid=No on
slave start and after RESET SLAVE.

The following additional informational messages/warnings are added:

 1. When Using_Gtid is automatically changed. That is, if RESET
SLAVE reverts Using_Gtid back to Slave_Pos, or Using_Gtid is
inferred to No from a CHANGE MASTER TO given with log coordinates
without MASTER_USE_GTID.
 2. If options are ignored in CHANGE MASTER TO. If CHANGE MASTER TO
is given with log coordinates, yet also specifies
MASTER_USE_GTID=Slave_Pos, a warning message is given that the log
coordinate options are ignored.

Additionally, an MTR macro has been added for RESET SLAVE,
reset_slave.inc, which provides modes/options for resetting a slave
in log coordinate or gtid modes. When in log coordinates mode, the
macro will execute CHANGE MASTER TO MASTER_USE_GTID=No after the
RESET SLAVE command. When in GTID mode, an extra parameter,
reset_slave_keep_gtid_state, can be set to reset or preserve the
value of gtid_slave_pos.

Reviewed By:
===========
Andrei Elkin <andrei.elkin@mariadb.com>
2022-07-26 13:31:27 -06:00

293 lines
7.2 KiB
Text

# Every statement in this test is either executing under ROW or
# STATEMENT format, which requires the slave thread to be able to apply
# both statement and row events. Hence, we only need to execute this
# test for MIXED mode.
source include/have_binlog_format_mixed.inc;
source include/have_innodb.inc;
source include/master-slave.inc;
connection slave;
source include/have_innodb.inc;
STOP SLAVE;
--source include/wait_for_slave_to_stop.inc
connection master;
SET SESSION BINLOG_FORMAT=ROW;
CREATE TABLE t1 (a INT, b INT) ENGINE=MyISAM;
CREATE TABLE t2 (c INT, d INT) ENGINE=MyISAM;
INSERT INTO t1 VALUES (1,1),(2,4),(3,9);
INSERT INTO t2 VALUES (1,1),(2,8),(3,27);
let $master_log_pos= query_get_value(SHOW MASTER STATUS, Position, 1);
UPDATE t1,t2 SET b = d, d = b * 2 WHERE a = c;
source include/show_binlog_events.inc;
# These tables should be changed
SELECT * FROM t1;
SELECT * FROM t2;
save_master_pos;
connection slave;
# Stop when reaching the the first table map event.
--replace_result $master_log_pos MASTER_LOG_POS
eval START SLAVE UNTIL MASTER_LOG_FILE='master-bin.000001', MASTER_LOG_POS=$master_log_pos;
source include/wait_for_slave_sql_to_stop.inc;
let $slave_param= Exec_Master_Log_Pos;
let $slave_param_value= $master_log_pos;
source include/check_slave_param.inc;
source include/check_slave_no_error.inc;
# Now we skip *one* table map event. If the execution starts right
# after that table map event, *one* of the involved tables will be
# changed.
SET GLOBAL SQL_SLAVE_SKIP_COUNTER=1;
START SLAVE;
--source include/wait_for_slave_to_start.inc
sync_with_master;
# These values should be what was inserted, not what was
# updated. Since we are skipping the first table map of the group
# representing the UPDATE statement above, we should skip the entire
# group and not start executing at the first table map.
SELECT * FROM t1;
SELECT * FROM t2;
STOP SLAVE;
--source include/wait_for_slave_to_stop.inc
--source include/reset_slave.inc
connection master;
RESET MASTER;
SET SESSION BINLOG_FORMAT=STATEMENT;
SET @foo = 12;
let $master_log_pos= query_get_value(SHOW MASTER STATUS, Position, 1);
INSERT INTO t1 VALUES(@foo, 2*@foo);
save_master_pos;
source include/show_binlog_events.inc;
connection slave;
--replace_result $master_log_pos MASTER_LOG_POS
eval START SLAVE UNTIL MASTER_LOG_FILE='master-bin.000001', MASTER_LOG_POS=$master_log_pos;
source include/wait_for_slave_sql_to_stop.inc;
SET GLOBAL SQL_SLAVE_SKIP_COUNTER=1;
START SLAVE;
--source include/wait_for_slave_to_start.inc
sync_with_master;
connection master;
DROP TABLE t1, t2;
sync_slave_with_master;
#
# More tests for BUG#28618
#
# Case 1.
# ROW binlog format and non-transactional tables.
# Create the group of events via triggers and try to skip
# some items of that group.
#
connection master;
SET SESSION BINLOG_FORMAT=ROW;
SET AUTOCOMMIT=0;
CREATE TABLE t1 (a INT, b VARCHAR(20)) ENGINE=myisam;
CREATE TABLE t2 (a INT, b VARCHAR(20)) ENGINE=myisam;
CREATE TABLE t3 (a INT, b VARCHAR(20)) ENGINE=myisam;
INSERT INTO t1 VALUES (1,'master/slave');
INSERT INTO t2 VALUES (1,'master/slave');
INSERT INTO t3 VALUES (1,'master/slave');
DELIMITER |;
CREATE TRIGGER tr1 AFTER UPDATE on t1 FOR EACH ROW
BEGIN
INSERT INTO t2 VALUES (NEW.a,NEW.b);
DELETE FROM t2 WHERE a < NEW.a;
END|
CREATE TRIGGER tr2 AFTER INSERT on t2 FOR EACH ROW
BEGIN
UPDATE t3 SET a =2, b = 'master only';
END|
DELIMITER ;|
sync_slave_with_master;
source include/stop_slave.inc;
connection master;
UPDATE t1 SET a = 2, b = 'master only' WHERE a = 1;
DROP TRIGGER tr1;
DROP TRIGGER tr2;
INSERT INTO t1 VALUES (3,'master/slave');
INSERT INTO t2 VALUES (3,'master/slave');
INSERT INTO t3 VALUES (3,'master/slave');
COMMIT;
SELECT * FROM t1 ORDER BY a;
SELECT * FROM t2 ORDER BY a;
SELECT * FROM t3 ORDER BY a;
save_master_pos;
connection slave;
SET GLOBAL SQL_SLAVE_SKIP_COUNTER=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;
connection master;
DROP TABLE t1, t2, t3;
sync_slave_with_master;
--echo **** Case 2: Row binlog format and transactional tables ****
# Create the transaction and try to skip some
# queries from one.
connection master;
CREATE TABLE t4 (a INT, b VARCHAR(20)) ENGINE=innodb;
CREATE TABLE t5 (a INT, b VARCHAR(20)) ENGINE=innodb;
CREATE TABLE t6 (a INT, b VARCHAR(20)) ENGINE=innodb;
sync_slave_with_master;
source include/stop_slave.inc;
connection master;
BEGIN;
INSERT INTO t4 VALUES (2, 'master only');
INSERT INTO t5 VALUES (2, 'master only');
INSERT INTO t6 VALUES (2, 'master only');
COMMIT;
BEGIN;
INSERT INTO t4 VALUES (3, 'master/slave');
INSERT INTO t5 VALUES (3, 'master/slave');
INSERT INTO t6 VALUES (3, 'master/slave');
COMMIT;
SELECT * FROM t4 ORDER BY a;
SELECT * FROM t5 ORDER BY a;
SELECT * FROM t6 ORDER BY a;
save_master_pos;
connection slave;
SET GLOBAL SQL_SLAVE_SKIP_COUNTER=1;
source include/start_slave.inc;
sync_with_master;
SELECT * FROM t4 ORDER BY a;
SELECT * FROM t5 ORDER BY a;
SELECT * FROM t6 ORDER BY a;
# Test skipping two groups
connection slave;
source include/stop_slave.inc;
connection master;
BEGIN;
INSERT INTO t4 VALUES (6, 'master only');
INSERT INTO t5 VALUES (6, 'master only');
INSERT INTO t6 VALUES (6, 'master only');
COMMIT;
BEGIN;
INSERT INTO t4 VALUES (7, 'master only');
INSERT INTO t5 VALUES (7, 'master only');
INSERT INTO t6 VALUES (7, 'master only');
COMMIT;
SELECT * FROM t4 ORDER BY a;
SELECT * FROM t5 ORDER BY a;
SELECT * FROM t6 ORDER BY a;
save_master_pos;
connection slave;
SET GLOBAL SQL_SLAVE_SKIP_COUNTER=12;
source include/start_slave.inc;
sync_with_master;
SELECT * FROM t4 ORDER BY a;
SELECT * FROM t5 ORDER BY a;
SELECT * FROM t6 ORDER BY a;
#
# And the same, but with autocommit = 0
#
connection slave;
source include/stop_slave.inc;
connection master;
SET AUTOCOMMIT=0;
INSERT INTO t4 VALUES (4, 'master only');
INSERT INTO t5 VALUES (4, 'master only');
INSERT INTO t6 VALUES (4, 'master only');
COMMIT;
INSERT INTO t4 VALUES (5, 'master/slave');
INSERT INTO t5 VALUES (5, 'master/slave');
INSERT INTO t6 VALUES (5, 'master/slave');
COMMIT;
SELECT * FROM t4 ORDER BY a;
SELECT * FROM t5 ORDER BY a;
SELECT * FROM t6 ORDER BY a;
save_master_pos;
connection slave;
SET GLOBAL SQL_SLAVE_SKIP_COUNTER=1;
source include/start_slave.inc;
sync_with_master;
SELECT * FROM t4 ORDER BY a;
SELECT * FROM t5 ORDER BY a;
SELECT * FROM t6 ORDER BY a;
connection master;
DROP TABLE t4, t5, t6;
sync_slave_with_master;
--echo **** Case 3: Statement logging format and LOAD DATA with non-transactional table ****
# LOAD DATA creates two events in binary log for statement binlog format.
# Try to skip the first.
connection master;
CREATE TABLE t10 (a INT, b VARCHAR(20)) ENGINE=myisam;
sync_slave_with_master;
source include/stop_slave.inc;
connection master;
SET SESSION BINLOG_FORMAT=STATEMENT;
--replace_result $MYSQLTEST_VARDIR MYSQLTEST_VARDIR
eval LOAD DATA INFILE '$MYSQLTEST_VARDIR/std_data/rpl_bug28618.dat' INTO TABLE t10 FIELDS TERMINATED BY '|';
SELECT * FROM t10 ORDER BY a;
save_master_pos;
connection slave;
SET GLOBAL SQL_SLAVE_SKIP_COUNTER=1;
source include/start_slave.inc;
sync_with_master;
SELECT * FROM t10 ORDER BY a;
connection master;
DROP TABLE t10;
sync_slave_with_master;
--source include/rpl_end.inc