Test case for provisioning a slave with mariabackup --no-lock

Signed-off-by: Kristian Nielsen <knielsen@knielsen-hq.org>

mysql-test/suite/mariabackup/slave_provision_nolock.cnf

+[mysqld.1]
+log-slave-updates
+loose-innodb
+
+[mysqld.2]
+log-slave-updates
+loose-innodb
+
+[ENV]
+SERVER_MYPORT_1=		@mysqld.1.port
+SERVER_MYSOCK_1=		@mysqld.1.socket
+SERVER_MYPORT_2=		@mysqld.2.port
+SERVER_MYSOCK_2=		@mysqld.2.socket

mysql-test/suite/mariabackup/slave_provision_nolock.result

+RESET MASTER;
+CREATE TABLE t1(a varchar(60) PRIMARY KEY, b VARCHAR(60)) ENGINE INNODB;
+INSERT INTO t1 VALUES(1, NULL);
+CREATE TABLE t2 (val INT) ENGINE=InnoDB;
+INSERT INTO t2 VALUES (0);
+connect  con1,localhost,root,,;
+*** Start a background load...
+CALL gen_load();
+connection default;
+*** Doing backup...
+*** Doing prepare...
+*** Stop the background load...
+UPDATE t2 SET val=1;
+connection con1;
+connection default;
+disconnect con1;
+*** Provision a new slave from the backup
+connect  server2,127.0.0.1,root,,,$SERVER_MYPORT_2;
+*** Stopping provisioned server
+*** Removing old datadir for provisioned server
+*** Provision new server from backup
+# restart
+*** Configure slave position from xtrabackup_binlog_pos_innodb
+CREATE TABLE t3 (file VARCHAR(255), pos INT) ENGINE=InnoDB;
+LOAD DATA LOCAL INFILE "BASEDIR/xtrabackup_binlog_pos_innodb"
+     INTO TABLE t3 FIELDS ESCAPED BY '' (file, pos);
+CHANGE MASTER TO
+master_port=PORT, master_host='127.0.0.1', master_user='root',
+master_log_file= "MASTER_FILE",
+master_log_pos= MASTER_POS;
+START SLAVE;
+connection default;
+connection server2;
+connection server2;
+STOP SLAVE;
+RESET SLAVE ALL;
+DROP PROCEDURE gen_load;
+DROP TABLE t1, t2, t3;
+connection default;
+DROP PROCEDURE gen_load;
+DROP TABLE t1, t2;

mysql-test/suite/mariabackup/slave_provision_nolock.test

+--source include/have_innodb.inc
+--source include/have_log_bin.inc
+
+# Test provisioning a slave from an existing server, using mariabackup --no-lock
+# and the binlog position recovered from InnoDB redo log.
+let $basedir=$MYSQLTEST_VARDIR/tmp/backup;
+
+RESET MASTER;
+CREATE TABLE t1(a varchar(60) PRIMARY KEY, b VARCHAR(60)) ENGINE INNODB;
+INSERT INTO t1 VALUES(1, NULL);
+CREATE TABLE t2 (val INT) ENGINE=InnoDB;
+INSERT INTO t2 VALUES (0);
+
+--disable_query_log
+--delimiter //
+CREATE PROCEDURE gen_load()
+  MODIFIES SQL DATA
+  BEGIN
+    DECLARE i INT;
+    DECLARE flag TYPE OF t2.val;
+    SET i = 0;
+    load_loop: LOOP
+      SELECT val INTO flag FROM t2;
+      IF NOT (flag=0) THEN
+        LEAVE load_loop;
+      END IF;
+      START TRANSACTION;
+      INSERT INTO t1 VALUES (CONCAT("AbAdCaFe", LPAD(i, 6, "0")), @@SESSION.last_gtid);
+      COMMIT;
+      SET i = i + 1;
+    END LOOP;
+  END
+//
+--delimiter ;
+--enable_query_log
+
+connect (con1,localhost,root,,);
+--echo *** Start a background load...
+send CALL gen_load();
+
+--connection default
+--echo *** Doing backup...
+--exec $XTRABACKUP --defaults-file=$MYSQLTEST_VARDIR/my.cnf --backup --target-dir=$basedir --no-lock
+--echo *** Doing prepare...
+--exec $XTRABACKUP --prepare --rollback-xa --binlog-info=1 --target-dir=$basedir
+
+--echo *** Stop the background load...
+UPDATE t2 SET val=1;
+--connection con1
+reap;
+--connection default
+disconnect con1;
+--let $count_master= `SELECT COUNT(*) FROM t1`
+
+--echo *** Provision a new slave from the backup
+--connect (server2,127.0.0.1,root,,,$SERVER_MYPORT_2)
+--let $datadir_2= `SELECT @@datadir`
+
+--echo *** Stopping provisioned server
+--source include/shutdown_mysqld.inc
+
+--echo *** Removing old datadir for provisioned server
+--rmdir $datadir_2
+
+--echo *** Provision new server from backup
+--exec $XTRABACKUP --copy-back --datadir=$datadir_2 --target-dir=$basedir
+
+--source include/start_mysqld.inc
+
+--echo *** Configure slave position from xtrabackup_binlog_pos_innodb
+CREATE TABLE t3 (file VARCHAR(255), pos INT) ENGINE=InnoDB;
+--replace_result $basedir BASEDIR
+--disable_warnings
+eval LOAD DATA LOCAL INFILE "$basedir/xtrabackup_binlog_pos_innodb"
+     INTO TABLE t3 FIELDS ESCAPED BY '' (file, pos);
+--enable_warnings
+
+# Remove leading ./ from filename (leading .\ on windows).
+--let provision_master_file= `SELECT REGEXP_REPLACE(file, "^[.].", "") FROM t3`
+--let provision_master_pos= `SELECT pos FROM t3`
+
+--replace_result $SERVER_MYPORT_1 PORT $provision_master_file MASTER_FILE $provision_master_pos MASTER_POS
+eval CHANGE MASTER TO
+  master_port=$SERVER_MYPORT_1, master_host='127.0.0.1', master_user='root',
+  master_log_file= "$provision_master_file",
+  master_log_pos= $provision_master_pos;
+START SLAVE;
+
+--connection default
+--save_master_pos
+
+--connection server2
+--sync_with_master
+--let $count_slave= `SELECT COUNT(*) FROM t1`
+if ($count_master != $count_slave) {
+  --echo *** ERROR: Table on master has $count_master rows, but table on provisioned slave has $count_slave rows
+  --die Row difference on provisioned slave.
+}
+
+# Cleanup
+
+--connection server2
+STOP SLAVE;
+RESET SLAVE ALL;
+DROP PROCEDURE gen_load;
+DROP TABLE t1, t2, t3;
+
+--connection default
+DROP PROCEDURE gen_load;
+DROP TABLE t1, t2;
+
+rmdir $basedir;