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15c936e4b3d151346c027bd4b51b44c826b095b6
mariadb/mysql-test/suite/multi_source/multisource.result
unknown ea5632e9d7 MDEV-3984: Double free of Master_info * when CHANGE MASTER fails. 
When CHANGE MASTER fails, it may or may not have already added
the Master_info * to the index. Implement logic that properly
handles removal and freeing in both cases.
2013-01-30 15:11:36 +01:00

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change master 'abc' to relay_log_file='';
ERROR HY000: Failed initializing relay log position: Could not find target log during relay log initialization
change master 'abc2' to master_host='';
ERROR HY000: Incorrect arguments to MASTER_HOST
change master 'master1' to
master_port=MYPORT_1,
master_host='127.0.0.1',
master_user='root';
start slave 'master1';
set default_master_connection = 'master1';
include/wait_for_slave_to_start.inc
show slave 'master1' status;
Slave_IO_State Master_Host Master_User Master_Port Connect_Retry Master_Log_File Read_Master_Log_Pos Relay_Log_File Relay_Log_Pos Relay_Master_Log_File Slave_IO_Running Slave_SQL_Running Replicate_Do_DB Replicate_Ignore_DB Replicate_Do_Table Replicate_Ignore_Table Replicate_Wild_Do_Table Replicate_Wild_Ignore_Table Last_Errno Last_Error Skip_Counter Exec_Master_Log_Pos Relay_Log_Space Until_Condition Until_Log_File Until_Log_Pos Master_SSL_Allowed Master_SSL_CA_File Master_SSL_CA_Path Master_SSL_Cert Master_SSL_Cipher Master_SSL_Key Seconds_Behind_Master Master_SSL_Verify_Server_Cert Last_IO_Errno Last_IO_Error Last_SQL_Errno Last_SQL_Error Replicate_Ignore_Server_Ids Master_Server_Id
Waiting for master to send event 127.0.0.1 root MYPORT_1 60 master-bin.000001 286 mysqld-relay-bin-master1.000002 572 master-bin.000001 Yes Yes 0 0 286 876 None 0 No 0 No 0 0 1
show slave status;
Slave_IO_State Master_Host Master_User Master_Port Connect_Retry Master_Log_File Read_Master_Log_Pos Relay_Log_File Relay_Log_Pos Relay_Master_Log_File Slave_IO_Running Slave_SQL_Running Replicate_Do_DB Replicate_Ignore_DB Replicate_Do_Table Replicate_Ignore_Table Replicate_Wild_Do_Table Replicate_Wild_Ignore_Table Last_Errno Last_Error Skip_Counter Exec_Master_Log_Pos Relay_Log_Space Until_Condition Until_Log_File Until_Log_Pos Master_SSL_Allowed Master_SSL_CA_File Master_SSL_CA_Path Master_SSL_Cert Master_SSL_Cipher Master_SSL_Key Seconds_Behind_Master Master_SSL_Verify_Server_Cert Last_IO_Errno Last_IO_Error Last_SQL_Errno Last_SQL_Error Replicate_Ignore_Server_Ids Master_Server_Id
Waiting for master to send event 127.0.0.1 root MYPORT_1 60 master-bin.000001 286 mysqld-relay-bin-master1.000002 572 master-bin.000001 Yes Yes 0 0 286 876 None 0 No 0 No 0 0 1
show all slaves status;
Connection_name Slave_SQL_State Slave_IO_State Master_Host Master_User Master_Port Connect_Retry Master_Log_File Read_Master_Log_Pos Relay_Log_File Relay_Log_Pos Relay_Master_Log_File Slave_IO_Running Slave_SQL_Running Replicate_Do_DB Replicate_Ignore_DB Replicate_Do_Table Replicate_Ignore_Table Replicate_Wild_Do_Table Replicate_Wild_Ignore_Table Last_Errno Last_Error Skip_Counter Exec_Master_Log_Pos Relay_Log_Space Until_Condition Until_Log_File Until_Log_Pos Master_SSL_Allowed Master_SSL_CA_File Master_SSL_CA_Path Master_SSL_Cert Master_SSL_Cipher Master_SSL_Key Seconds_Behind_Master Master_SSL_Verify_Server_Cert Last_IO_Errno Last_IO_Error Last_SQL_Errno Last_SQL_Error Replicate_Ignore_Server_Ids Master_Server_Id Retried_transactions Max_relay_log_size Executed_log_entries Slave_received_heartbeats Slave_heartbeat_period
master1 Slave has read all relay log; waiting for the slave I/O thread to update it Waiting for master to send event 127.0.0.1 root MYPORT_1 60 master-bin.000001 286 mysqld-relay-bin-master1.000002 572 master-bin.000001 Yes Yes 0 0 286 876 None 0 No 0 No 0 0 1 0 1073741824 6 0 60.000
drop database if exists db1;
create database db1;
use db1;
create table t1 (i int auto_increment, f1 varchar(16), primary key pk (i,f1)) engine=MyISAM;
insert into t1 (f1) values ('one'),('two');
select * from db1.t1;
i f1
1 one
2 two
# List of relay log files in the datadir
mysqld-relay-bin-master1.000001
mysqld-relay-bin-master1.000002
mysqld-relay-bin-master1.index
show relaylog events;
Log_name Pos Event_type Server_id End_log_pos Info
mysqld-relay-bin-master1.000001 4 Format_desc 3 246 Server version
mysqld-relay-bin-master1.000001 246 Rotate 3 304 mysqld-relay-bin-master1.000002;pos=4
show relaylog events in 'mysqld-relay-bin-master1.000002';
Log_name Pos Event_type Server_id End_log_pos Info
mysqld-relay-bin-master1.000002 4 Format_desc 3 246 Server version
mysqld-relay-bin-master1.000002 246 Rotate 1 0 master-bin.000001;pos=4
mysqld-relay-bin-master1.000002 290 Format_desc 1 246 Server version
mysqld-relay-bin-master1.000002 532 Binlog_checkpoint 1 286 master-bin.000001
mysqld-relay-bin-master1.000002 572 Query 1 375 drop database if exists db1
mysqld-relay-bin-master1.000002 661 Query 1 456 create database db1
mysqld-relay-bin-master1.000002 742 Query 1 609 use `db1`; create table t1 (i int auto_increment, f1 varchar(16), primary key pk (i,f1)) engine=MyISAM
mysqld-relay-bin-master1.000002 895 Query 1 676 BEGIN
mysqld-relay-bin-master1.000002 962 Intvar 1 704 INSERT_ID=1
mysqld-relay-bin-master1.000002 990 Query 1 808 use `db1`; insert into t1 (f1) values ('one'),('two')
mysqld-relay-bin-master1.000002 1094 Query 1 876 COMMIT
change master 'master1' to
master_port=MYPORT_2,
master_host='127.0.0.1',
master_user='root';
ERROR HY000: This operation cannot be performed as you have a running slave 'master1'; run STOP SLAVE 'master1' first
change master to
master_port=MYPORT_2,
master_host='127.0.0.1',
master_user='root';
ERROR HY000: This operation cannot be performed as you have a running slave 'master1'; run STOP SLAVE 'master1' first
change master 'master2' to
master_port=MYPORT_1,
master_host='127.0.0.1',
master_user='root';
ERROR HY000: Connection 'master2' conflicts with existing connection 'master1'
set default_master_connection = '';
change master to
master_port=MYPORT_2,
master_host='127.0.0.1',
master_user='root';
start slave;
include/wait_for_slave_to_start.inc
show all slaves status;
Connection_name Slave_SQL_State Slave_IO_State Master_Host Master_User Master_Port Connect_Retry Master_Log_File Read_Master_Log_Pos Relay_Log_File Relay_Log_Pos Relay_Master_Log_File Slave_IO_Running Slave_SQL_Running Replicate_Do_DB Replicate_Ignore_DB Replicate_Do_Table Replicate_Ignore_Table Replicate_Wild_Do_Table Replicate_Wild_Ignore_Table Last_Errno Last_Error Skip_Counter Exec_Master_Log_Pos Relay_Log_Space Until_Condition Until_Log_File Until_Log_Pos Master_SSL_Allowed Master_SSL_CA_File Master_SSL_CA_Path Master_SSL_Cert Master_SSL_Cipher Master_SSL_Key Seconds_Behind_Master Master_SSL_Verify_Server_Cert Last_IO_Errno Last_IO_Error Last_SQL_Errno Last_SQL_Error Replicate_Ignore_Server_Ids Master_Server_Id Retried_transactions Max_relay_log_size Executed_log_entries Slave_received_heartbeats Slave_heartbeat_period
Slave has read all relay log; waiting for the slave I/O thread to update it Waiting for master to send event 127.0.0.1 root MYPORT_2 60 master-bin.000001 286 mysqld-relay-bin.000002 572 master-bin.000001 Yes Yes 0 0 286 868 None 0 No 0 No 0 0 2 0 1073741824 6 0 60.000
master1 Slave has read all relay log; waiting for the slave I/O thread to update it Waiting for master to send event 127.0.0.1 root MYPORT_1 60 master-bin.000001 876 mysqld-relay-bin-master1.000002 1162 master-bin.000001 Yes Yes 0 0 876 1466 None 0 No 0 No 0 0 1 0 1073741824 13 0 60.000
insert into t1 (f1) values ('three');
drop database if exists db2;
create database db2;
use db2;
create table t1 (pk int auto_increment primary key, f1 int) engine=InnoDB;
begin;
insert into t1 (f1) values (1),(2);
select * from db1.t1;
i f1
1 one
2 two
3 three
select * from db2.t1;
pk f1
commit;
select * from db2.t1;
pk f1
1 1
2 2
flush logs;
purge binary logs to 'master-bin.000002';
show binary logs;
Log_name File_size
master-bin.000002 326
insert into t1 (f1) values ('four');
create table db1.t3 (f1 int) engine=InnoDB;
show all slaves status;
Connection_name Slave_SQL_State Slave_IO_State Master_Host Master_User Master_Port Connect_Retry Master_Log_File Read_Master_Log_Pos Relay_Log_File Relay_Log_Pos Relay_Master_Log_File Slave_IO_Running Slave_SQL_Running Replicate_Do_DB Replicate_Ignore_DB Replicate_Do_Table Replicate_Ignore_Table Replicate_Wild_Do_Table Replicate_Wild_Ignore_Table Last_Errno Last_Error Skip_Counter Exec_Master_Log_Pos Relay_Log_Space Until_Condition Until_Log_File Until_Log_Pos Master_SSL_Allowed Master_SSL_CA_File Master_SSL_CA_Path Master_SSL_Cert Master_SSL_Cipher Master_SSL_Key Seconds_Behind_Master Master_SSL_Verify_Server_Cert Last_IO_Errno Last_IO_Error Last_SQL_Errno Last_SQL_Error Replicate_Ignore_Server_Ids Master_Server_Id Retried_transactions Max_relay_log_size Executed_log_entries Slave_received_heartbeats Slave_heartbeat_period
Slave has read all relay log; waiting for the slave I/O thread to update it Waiting for master to send event 127.0.0.1 root MYPORT_2 60 master-bin.000001 809 mysqld-relay-bin.000002 1095 master-bin.000001 Yes Yes 0 0 809 1391 None 0 No 0 No 0 0 2 0 1073741824 13 0 60.000
master1 Slave has read all relay log; waiting for the slave I/O thread to update it Waiting for master to send event 127.0.0.1 root MYPORT_1 60 master-bin.000002 690 mysqld-relay-bin-master1.000004 976 master-bin.000002 Yes Yes 0 0 690 1324 None 0 No 0 No 0 0 1 0 1073741824 31 0 60.000
select * from db1.t1;
i f1
1 one
2 two
3 three
4 four
show relaylog events;
Log_name Pos Event_type Server_id End_log_pos Info
mysqld-relay-bin.000001 4 Format_desc 3 246 Server version
mysqld-relay-bin.000001 246 Rotate 3 296 mysqld-relay-bin.000002;pos=4
show relaylog events in 'mysqld-relay-bin.000002';
Log_name Pos Event_type Server_id End_log_pos Info
mysqld-relay-bin.000002 4 Format_desc 3 246 Server version
mysqld-relay-bin.000002 246 Rotate 2 0 master-bin.000001;pos=4
mysqld-relay-bin.000002 290 Format_desc 2 246 Server version
mysqld-relay-bin.000002 532 Binlog_checkpoint 2 286 master-bin.000001
mysqld-relay-bin.000002 572 Query 2 375 drop database if exists db2
mysqld-relay-bin.000002 661 Query 2 456 create database db2
mysqld-relay-bin.000002 742 Query 2 591 use `db2`; create table t1 (pk int auto_increment primary key, f1 int) engine=InnoDB
mysqld-relay-bin.000002 877 Query 2 658 BEGIN
mysqld-relay-bin.000002 944 Intvar 2 686 INSERT_ID=1
mysqld-relay-bin.000002 972 Query 2 782 use `db2`; insert into t1 (f1) values (1),(2)
mysqld-relay-bin.000002 1068 Xid 2 809 COMMIT /* xid=<num> */
stop slave io_thread;
show status like 'Slave_running';
Variable_name Value
Slave_running OFF
set default_master_connection = 'master1';
show status like 'Slave_running';
Variable_name Value
Slave_running ON
drop database db1;
drop database db2;
include/reset_master_slave.inc
drop database db1;
include/reset_master_slave.inc
drop database db2;
include/reset_master_slave.inc
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