diff options
Diffstat (limited to 'mysql-test/suite/mariabackup/slave_provision_nolock.test')
| -rw-r--r-- | mysql-test/suite/mariabackup/slave_provision_nolock.test | 170 |
1 files changed, 170 insertions, 0 deletions
diff --git a/mysql-test/suite/mariabackup/slave_provision_nolock.test b/mysql-test/suite/mariabackup/slave_provision_nolock.test new file mode 100644 index 00000000..618f3132 --- /dev/null +++ b/mysql-test/suite/mariabackup/slave_provision_nolock.test @@ -0,0 +1,170 @@ +--source include/have_innodb.inc +--source include/have_log_bin.inc + +call mtr.add_suppression("Can't init tc log"); +call mtr.add_suppression("Aborting"); + +# Test provisioning a slave from an existing server, using mariabackup --no-lock +# and the binlog position recovered from InnoDB redo log. + +# Update the InnoDB system tablespace to simulate a pre-10.3.5 +# position in TRX_SYS. There was a bug that the wrong position could +# be recovered if the old filename in TRX_SYS compares newer than the +# newer filenames stored in rseg headers. +let MYSQLD_DATADIR=`select @@datadir`; +let INNODB_PAGE_SIZE=`select @@innodb_page_size`; + +--source include/shutdown_mysqld.inc + +--perl +use strict; +use warnings; +use Fcntl qw(:DEFAULT :seek); +do "$ENV{MTR_SUITE_DIR}/../innodb/include/crc32.pl"; +do "$ENV{MTR_SUITE_DIR}/../innodb/include/innodb-util.pl"; + +my $ps = $ENV{INNODB_PAGE_SIZE}; + +sysopen IBD_FILE, "$ENV{MYSQLD_DATADIR}/ibdata1", O_RDWR + or die "Cannot open ibdata1: $!\n"; + +# Read the TRX_SYS page. +my $page; +sysseek(IBD_FILE, $ps * 5, SEEK_SET) + or die "Cannot seek ibdata1: $!\n"; +sysread(IBD_FILE, $page, $ps) + or die "Cannot read ibdata1: $!\n"; + +# Put in an old binlog position that will compare larger than master-bin.000001 +my $old_name= '~~~-bin.999999' . chr(0); +my $old_off= 0xffff0000; +my $old_magic= 873422344; +my $binlog_offset= $ps - 1000 + 38; +substr($page, $binlog_offset, 4)= pack('N', $old_magic); +substr($page, $binlog_offset + 4, 4)= pack('N', ($old_off >> 32)); +substr($page, $binlog_offset + 8, 4)= pack('N', ($old_off & 0xffffffff)); +substr($page, $binlog_offset + 12, length($old_name))= $old_name; + +# Write back the modified page. +my $full_crc32= get_full_crc32(\*IBD_FILE); +$page= fix_page_crc($page, $full_crc32); +sysseek(IBD_FILE, $ps * 5, SEEK_SET) + or die "Cannot seek ibdata1: $!\n"; +syswrite(IBD_FILE, $page, $ps) == $ps + or die "Cannot write ibdata1: $!\n"; +close IBD_FILE; +EOF + +--source include/start_mysqld.inc + + +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 $XTRABACKUP --prepare --binlog-info=1 --target-dir=$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 + +# --no-lock backup might leave prepared xa transactions. rollback them. +--error 1 +--exec $MYSQLD_LAST_CMD --tc-heuristic-recover=ROLLBACK +--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; |