Oleksandr Byelkin
1 year ago
5 changed files with 398 additions and 41 deletions
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85client/mysqldump.c
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2mysql-test/main/log_slow.test
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69mysql-test/main/rpl_mysqldump_slave.result
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148mysql-test/suite/rpl/r/rpl_mysqldump_gtid_slave_pos.result
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135mysql-test/suite/rpl/t/rpl_mysqldump_gtid_slave_pos.test
@ -0,0 +1,148 @@ |
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include/master-slave.inc |
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[connection master] |
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# Initialize |
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connection slave; |
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ALTER TABLE mysql.gtid_slave_pos ENGINE=InnoDB; |
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# Setup data |
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connection master; |
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CREATE TABLE t1 (a int PRIMARY KEY, b INT) ENGINE=InnoDB; |
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include/save_master_gtid.inc |
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connection slave; |
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include/sync_with_master_gtid.inc |
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# 1. run some replication load that adds records to gtid_slave_pos table |
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# 2. stop slave, remove loaded data (it will be replicated), delete from |
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# gtid_slave_pos as the table is going to be restored |
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# 3. take dump from slave (master has an empty gtid_slave_pos) |
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# with --gtid and for the default value of both |
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# --dump-slave and --master-data |
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# and in loop for the two options do: |
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# 4. reset the slave state to install some initial state |
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# 5. restart slave server, restore the dump |
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# 6. check the final state which must be equal to the dump's one |
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# 7. start replication to see no error => Q.E.D. |
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# unless the test runs on a buggy version in which case set to zero. |
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# 1. |
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include/stop_slave.inc |
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delete from mysql.gtid_slave_pos; |
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connection master; |
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insert into t1 set a = 5; |
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insert into t1 set a = 4; |
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insert into t1 set a = 3; |
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insert into t1 set a = 2; |
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insert into t1 set a = 1; |
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connection slave; |
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include/start_slave.inc |
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include/sync_with_master_gtid.inc |
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select * from mysql.gtid_slave_pos; |
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domain_id sub_id server_id seq_no |
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0 2 1 1 |
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0 3 1 2 |
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0 4 1 3 |
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0 5 1 4 |
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0 6 1 5 |
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0 7 1 6 |
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select @@global.gtid_slave_pos as "after initial slave got in sync"; |
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after initial slave got in sync |
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0-1-6 |
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# 2. |
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include/stop_slave.inc |
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# 3. A |
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include/stop_slave.inc |
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include/stop_slave.inc |
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# 4. |
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set statement sql_log_bin=0 for delete from mysql.gtid_slave_pos; |
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insert into mysql.gtid_slave_pos values (99 + 2, 1, 1, 1); |
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# 5. |
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include/rpl_restart_server.inc [server_number=2] |
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select * from mysql.gtid_slave_pos; |
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domain_id sub_id server_id seq_no |
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101 1 1 1 |
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select @@global.gtid_slave_pos as "before dump restore"; |
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before dump restore |
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101-1-1 |
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# 6. |
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select * from mysql.gtid_slave_pos; |
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domain_id sub_id server_id seq_no |
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0 2 1 6 |
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select @@global.gtid_slave_pos as "after dump restore"; |
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after dump restore |
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0-1-6 |
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# 7. |
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reset slave; |
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select @@global.gtid_slave_pos; |
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@@global.gtid_slave_pos |
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0-1-6 |
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change master to master_use_gtid=no; |
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connection master; |
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insert into t1 select 1+max(a),2 from t1; |
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include/save_master_gtid.inc |
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connection slave; |
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include/start_slave.inc |
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include/sync_with_master_gtid.inc |
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select * from mysql.gtid_slave_pos; |
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domain_id sub_id server_id seq_no |
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0 2 1 6 |
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0 3 1 1 |
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0 4 1 2 |
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0 5 1 3 |
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0 6 1 4 |
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0 7 1 5 |
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0 8 1 6 |
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0 9 1 7 |
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select @@global.gtid_slave_pos as "after slave got in sync"; |
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after slave got in sync |
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0-1-7 |
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include/stop_slave.inc |
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# 4. |
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set statement sql_log_bin=0 for delete from mysql.gtid_slave_pos; |
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insert into mysql.gtid_slave_pos values (99 + 1, 1, 1, 1); |
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# 5. |
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include/rpl_restart_server.inc [server_number=2] |
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select * from mysql.gtid_slave_pos; |
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domain_id sub_id server_id seq_no |
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100 1 1 1 |
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select @@global.gtid_slave_pos as "before dump restore"; |
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before dump restore |
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100-1-1 |
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# 6. |
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select * from mysql.gtid_slave_pos; |
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domain_id sub_id server_id seq_no |
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0 2 1 6 |
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select @@global.gtid_slave_pos as "after dump restore"; |
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after dump restore |
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0-1-6 |
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# 7. |
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reset slave; |
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select @@global.gtid_slave_pos; |
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@@global.gtid_slave_pos |
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0-1-6 |
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change master to master_use_gtid=no; |
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connection master; |
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insert into t1 select 1+max(a),1 from t1; |
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include/save_master_gtid.inc |
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connection slave; |
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include/start_slave.inc |
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include/sync_with_master_gtid.inc |
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select * from mysql.gtid_slave_pos; |
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domain_id sub_id server_id seq_no |
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0 2 1 6 |
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0 3 1 1 |
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0 4 1 2 |
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0 5 1 3 |
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0 6 1 4 |
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0 7 1 5 |
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0 8 1 6 |
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0 9 1 7 |
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0 10 1 8 |
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select @@global.gtid_slave_pos as "after slave got in sync"; |
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after slave got in sync |
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0-1-8 |
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# |
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# Cleanup |
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# |
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connection master; |
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DROP TABLE t1; |
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include/save_master_gtid.inc |
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connection slave; |
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include/sync_with_master_gtid.inc |
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include/rpl_end.inc |
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@ -0,0 +1,135 @@ |
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--source include/have_innodb.inc |
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--source include/master-slave.inc |
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|
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--echo # Initialize |
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--connection slave |
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ALTER TABLE mysql.gtid_slave_pos ENGINE=InnoDB; |
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|
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--echo # Setup data |
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--connection master |
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CREATE TABLE t1 (a int PRIMARY KEY, b INT) ENGINE=InnoDB; |
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--source include/save_master_gtid.inc |
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|
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--connection slave |
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--source include/sync_with_master_gtid.inc |
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|
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# The following test proves fixes to |
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# MDEV-15393 gtid_slave_pos duplicate key errors after mysqldump restore |
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# |
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--echo # 1. run some replication load that adds records to gtid_slave_pos table |
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--echo # 2. stop slave, remove loaded data (it will be replicated), delete from |
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--echo # gtid_slave_pos as the table is going to be restored |
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--echo # 3. take dump from slave (master has an empty gtid_slave_pos) |
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--echo # with --gtid and for the default value of both |
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--echo # --dump-slave and --master-data |
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--echo # and in loop for the two options do: |
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--echo # 4. reset the slave state to install some initial state |
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--echo # 5. restart slave server, restore the dump |
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--echo # 6. check the final state which must be equal to the dump's one |
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--echo # 7. start replication to see no error => Q.E.D. |
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--echo # unless the test runs on a buggy version in which case set $FIXED to zero. |
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# set to ZERO when run with mysqldump of buggy version |
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--let $FIXED= 1 |
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--echo # 1. |
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--source include/stop_slave.inc |
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delete from mysql.gtid_slave_pos; |
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|
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--connection master |
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--let $trx_number = 5 |
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--let $i = $trx_number |
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while ($i) |
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{ |
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eval insert into t1 set a = $i; |
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--dec $i |
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} |
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|
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--connection slave |
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--source include/start_slave.inc |
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--source include/sync_with_master_gtid.inc |
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# Prior tests in a mtr batch could leave the min value of sub_id column with |
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# arbtirary value. Therefore before dumping let's |
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# adjust mysql.gtid_slave_pos to have sub_id growing deterministically. |
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# The value of 2 is choosen. |
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--disable_query_log |
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set statement sql_log_bin = 0 for update mysql.gtid_slave_pos set sub_id = sub_id - (select min(sub_id) from mysql.gtid_slave_pos) + 2; |
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--enable_query_log |
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select * from mysql.gtid_slave_pos; |
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select @@global.gtid_slave_pos as "after initial slave got in sync"; |
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|
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--echo # 2. |
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--source include/stop_slave.inc |
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|
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--echo # 3. A |
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# Two dumps prepared to be restored in the following loop |
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--exec $MYSQL_DUMP_SLAVE --dump-slave --gtid mysql gtid_slave_pos > $MYSQLTEST_VARDIR/tmp/dump_2.sql |
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--source include/stop_slave.inc |
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--exec $MYSQL_DUMP_SLAVE --master-data --gtid mysql gtid_slave_pos > $MYSQLTEST_VARDIR/tmp/dump_1.sql |
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|
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--let $i=2 |
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while ($i) |
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{ |
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--disable_warnings |
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--source include/stop_slave.inc |
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--enable_warnings |
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--echo # 4. |
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set statement sql_log_bin=0 for delete from mysql.gtid_slave_pos; |
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# setup a new gtid/sub_id state as complication for future backup restore. |
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# After the restore the new state must be a union of the backup state |
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# and this one. |
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--eval insert into mysql.gtid_slave_pos values (99 + $i, 1, 1, 1) |
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|
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--echo # 5. |
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--let $rpl_server_number= 2 |
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--source include/rpl_restart_server.inc |
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select * from mysql.gtid_slave_pos; |
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select @@global.gtid_slave_pos as "before dump restore"; |
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--let $dump=dump_$i.sql |
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--exec $MYSQL_SLAVE mysql -e "source $MYSQLTEST_VARDIR/tmp/$dump" |
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|
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--echo # 6. |
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select * from mysql.gtid_slave_pos; |
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select @@global.gtid_slave_pos as "after dump restore"; |
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|
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--echo # 7. |
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reset slave; |
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select @@global.gtid_slave_pos; |
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change master to master_use_gtid=no; |
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|
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--connection master |
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eval insert into t1 select 1+max(a),$i from t1; |
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--source include/save_master_gtid.inc |
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|
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--connection slave |
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if ($FIXED) |
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{ |
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--source include/start_slave.inc |
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--source include/sync_with_master_gtid.inc |
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} |
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if (!$FIXED) |
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{ |
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start slave; |
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--let $slave_sql_errno= 1942 |
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--source include/wait_for_slave_sql_error.inc |
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--die |
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} |
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select * from mysql.gtid_slave_pos; |
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select @@global.gtid_slave_pos as "after slave got in sync"; |
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|
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--dec $i |
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} |
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--echo # |
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--echo # Cleanup |
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--echo # |
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--connection master |
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DROP TABLE t1; |
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--source include/save_master_gtid.inc |
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|
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--connection slave |
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--remove_files_wildcard $MYSQLTEST_VARDIR/tmp dump_*.sql |
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--source include/sync_with_master_gtid.inc |
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|
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--source include/rpl_end.inc |
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