MDEV-33342 Add a replication MTR test cloning the slave with mariadb-backup

mysql-test/suite/mariabackup/rpl_clone_slave.result

+include/master-slave.inc
+[connection master]
+#
+# MDEV-33342 Add a replication MTR test cloning the slave with mariadb-backup
+#
+connection master;
+connection slave;
+##############################################################
+### Initial block with some transactions
+### Slave: Make sure replication is not using GTID
+connection slave;
+# Using_Gtid=No
+### Master: Create and populate t1
+connection master;
+CREATE TABLE t1(a TEXT) ENGINE=InnoDB;
+START TRANSACTION;
+INSERT INTO t1 VALUES ('tr#00:stmt#00 - slave run#0, before backup');
+INSERT INTO t1 VALUES ('tr#00:stmt#01 - slave run#0, before backup');
+INSERT INTO t1 VALUES ('tr#00:stmt#02 - slave run#0, before backup');
+COMMIT;
+connection slave;
+##############################################################
+### Run the last transaction before mariadb-backup --backup
+### Remember SHOW MASTER STATUS and @@gtid_binlog_pos
+### before and after the transaction.
+### Master: Rember MASTER STATUS and @@gtid_binlog_pos before tr#01
+connection master;
+### Slave: Remember MASTER STATUS and @@gtid_binlog_pos before tr#01
+connection slave;
+### Master: Run the actual last transaction before the backup
+connection master;
+START TRANSACTION;
+INSERT INTO t1 VALUES ('tr#01:stmt#00 - slave run#0, before backup');
+INSERT INTO t1 VALUES ('tr#01:stmt#01 - slave run#0, before backup');
+INSERT INTO t1 VALUES ('tr#01:stmt#02 - slave run#0, before backup');
+COMMIT;
+connection slave;
+### Master: Remember MASTER STATUS and @@gtid_binlog_pos after tr#01
+connection master;
+### Slave: Remember MASTER STATUS and @@gtid_binlog_pos after tr#01
+connection slave;
+##############################################################
+### Running `mariadb-backup --backup,--prepare` and checking
+### that xtrabackup_slave_info and xtrabackup_binlog_info are OK
+### Slave: Create a backup
+### Slave: Prepare the backup
+### Slave: xtrabackup files:
+############################ xtrabackup_slave_info
+CHANGE MASTER TO MASTER_LOG_FILE='master_after_tr01_show_master_status_file', MASTER_LOG_POS=master_after_tr01_show_master_status_position;
+############################ xtrabackup_binlog_info
+slave_after_tr01_show_master_status_file	slave_after_tr01_show_master_status_position	slave_after_tr01_gtid_binlog_pos
+############################
+##############################################################
+### Run more transactions after the backup:
+### - while the slave is still running, then
+### - while the slave is shut down
+### Master: Run another transaction while the slave is still running
+connection master;
+START TRANSACTION;
+INSERT INTO t1 VALUES ('tr#02:stmt#00 - slave run#0, after backup');
+INSERT INTO t1 VALUES ('tr#02:stmt#01 - slave run#0, after backup');
+INSERT INTO t1 VALUES ('tr#02:stmt@02 - slave run#0, after backup');
+COMMIT;
+connection slave;
+### Master: Remember MASTER STATUS and @@gtid_binlog_pos after tr#02
+connection master;
+### Slave: Remember MASTER STATUS and @@gtid_binlog_pos after tr#02
+connection slave;
+### Master: Checking SHOW BINLOG EVENTS
+connection master;
+SHOW BINLOG EVENTS FROM master_after_tr01_show_master_status_position LIMIT 0,1;
+Log_name	master_after_tr01_show_master_status_file
+Pos	master_after_tr01_show_master_status_position
+Event_type	Gtid
+Server_id	#
+End_log_pos	#
+Info	BEGIN GTID master_after_tr02_gtid_binlog_pos
+SHOW BINLOG EVENTS FROM master_after_tr01_show_master_status_position LIMIT 1,1;
+Log_name	master_after_tr01_show_master_status_file
+Pos	#
+Event_type	Query_or_Annotate_rows
+Server_id	#
+End_log_pos	#
+Info	INSERT INTO t1 VALUES ('tr#02:stmt#00 - slave run#0, after backup')
+### Slave: Checking SHOW BINLOG EVENTS
+connection slave;
+SHOW BINLOG EVENTS FROM slave_after_tr01_show_master_status_position LIMIT 0,1;
+Log_name	slave_after_tr01_show_master_status_file
+Pos	#
+Event_type	Gtid
+Server_id	1
+End_log_pos	#
+Info	BEGIN GTID slave_after_tr02_gtid_binlog_pos
+SHOW BINLOG EVENTS FROM slave_after_tr01_show_master_status_position LIMIT 1,1;
+Log_name	slave_after_tr01_show_master_status_file
+Pos	#
+Event_type	Query_or_Annotate_rows
+Server_id	#
+End_log_pos	#
+Info	INSERT INTO t1 VALUES ('tr#02:stmt#00 - slave run#0, after backup')
+### Slave: Shutdown the server
+include/rpl_stop_server.inc [server_number=2]
+### Master: Run a transaction while the slave is shut down
+connection master;
+START TRANSACTION;
+INSERT INTO t1 VALUES ('tr#03:stmt#00 - after slave run#0, slave is shut down, after backup');
+INSERT INTO t1 VALUES ('tr#03:stmt#01 - after slave run#0, slave is shut down, after backup');
+INSERT INTO t1 VALUES ('tr#03:stmt#02 - after slave run#0, slave is shut down, after backup');
+COMMIT;
+##############################################################
+### Emulate starting a new virgin slave
+### Slave: Remove the data directory
+### Slave: Copy back the backup
+### Slave: Restart the server
+include/rpl_start_server.inc [server_number=2]
+connection slave;
+### Slave: Display the restored data before START SLAVE
+connection slave;
+SELECT * FROM t1 ORDER BY a;
+a
+tr#00:stmt#00 - slave run#0, before backup
+tr#00:stmt#01 - slave run#0, before backup
+tr#00:stmt#02 - slave run#0, before backup
+tr#01:stmt#00 - slave run#0, before backup
+tr#01:stmt#01 - slave run#0, before backup
+tr#01:stmt#02 - slave run#0, before backup
+### Slave: Execute the CHANGE MASTER statement to set up the host and port
+CHANGE MASTER '' TO MASTER_USER='root', MASTER_HOST='127.0.0.1', MASTER_PORT=###, MASTER_CONNECT_RETRY=1;
+### Slave: Execute the CHANGE MASTER statement from xtrabackup_slave_info
+CHANGE MASTER TO MASTER_LOG_FILE='master_after_tr01_show_master_status_file', MASTER_LOG_POS=master_after_tr01_show_master_status_position;
+### Slave: Execute START SLAVE
+include/start_slave.inc
+### Master: Wait for the slave to apply all master events
+connection master;
+connection slave;
+### Slave: Make sure replication is not using GTID after the slave restart
+connection slave;
+# Using_Gtid=No
+### Slave: Display the restored data after START SLAVE
+connection slave;
+SELECT * FROM t1 ORDER BY a;
+a
+tr#00:stmt#00 - slave run#0, before backup
+tr#00:stmt#01 - slave run#0, before backup
+tr#00:stmt#02 - slave run#0, before backup
+tr#01:stmt#00 - slave run#0, before backup
+tr#01:stmt#01 - slave run#0, before backup
+tr#01:stmt#02 - slave run#0, before backup
+tr#02:stmt#00 - slave run#0, after backup
+tr#02:stmt#01 - slave run#0, after backup
+tr#02:stmt@02 - slave run#0, after backup
+tr#03:stmt#00 - after slave run#0, slave is shut down, after backup
+tr#03:stmt#01 - after slave run#0, slave is shut down, after backup
+tr#03:stmt#02 - after slave run#0, slave is shut down, after backup
+##############################################################
+### Continue master transactions, check the new slave replicates well.
+### Master: Run a transaction after restarting replication
+connection master;
+START TRANSACTION;
+INSERT INTO t1 VALUES ('tr#04:stmt#00 - slave run#1');
+INSERT INTO t1 VALUES ('tr#04:stmt#01 - slave run#1');
+INSERT INTO t1 VALUES ('tr#04:stmt#02 - slave run#1');
+COMMIT;
+connection slave;
+### Slave: Display the restored data + new transactions
+connection slave;
+SELECT * FROM t1 ORDER BY a;
+a
+tr#00:stmt#00 - slave run#0, before backup
+tr#00:stmt#01 - slave run#0, before backup
+tr#00:stmt#02 - slave run#0, before backup
+tr#01:stmt#00 - slave run#0, before backup
+tr#01:stmt#01 - slave run#0, before backup
+tr#01:stmt#02 - slave run#0, before backup
+tr#02:stmt#00 - slave run#0, after backup
+tr#02:stmt#01 - slave run#0, after backup
+tr#02:stmt@02 - slave run#0, after backup
+tr#03:stmt#00 - after slave run#0, slave is shut down, after backup
+tr#03:stmt#01 - after slave run#0, slave is shut down, after backup
+tr#03:stmt#02 - after slave run#0, slave is shut down, after backup
+tr#04:stmt#00 - slave run#1
+tr#04:stmt#01 - slave run#1
+tr#04:stmt#02 - slave run#1
+##############################################################
+### Cleanup
+### Removing the backup directory
+connection master;
+DROP TABLE t1;
+connection slave;
+include/rpl_end.inc