mariadb/mysql-test/suite/innodb/t/page_id_innochecksum.test
2019-07-02 21:33:54 +03:00

53 lines
1.8 KiB
Text

--source include/have_innodb.inc
--source include/not_embedded.inc
--echo # Set the environmental variables
let MYSQLD_BASEDIR= `SELECT @@basedir`;
let MYSQLD_DATADIR= `SELECT @@datadir`;
let INNODB_PAGE_SIZE=`select @@innodb_page_size`;
create table t1(f1 int not null)engine=innodb;
insert into t1 values(1), (2), (3);
let $resultlog=$MYSQLTEST_VARDIR/tmp/result.log;
--source include/shutdown_mysqld.inc
--echo # Change the page offset
perl;
use strict;
use warnings;
use Fcntl qw(:DEFAULT :seek);
do "$ENV{MTR_SUITE_DIR}/../innodb/include/crc32.pl";
my $page_size = $ENV{INNODB_PAGE_SIZE};
sysopen IBD_FILE, "$ENV{MYSQLD_DATADIR}/test/t1.ibd", O_RDWR
|| die "Cannot open t1.ibd\n";
sysread(IBD_FILE, $_, 38) || die "Cannot read t1.ibd\n";
my $space = unpack("x[34]N", $_);
sysseek(IBD_FILE, $page_size * 3, SEEK_SET) || die "Cannot seek t1.ibd\n";
my $head = pack("Nx[18]", 4); # better to have a valid page number
my $body = chr(0) x ($page_size - 38 - 8);
# Calculate innodb_checksum_algorithm=crc32 for the unencrypted page.
# The following bytes are excluded:
# bytes 0..3 (the checksum is stored there)
# bytes 26..37 (encryption key version, post-encryption checksum, tablespace id)
# bytes $page_size-8..$page_size-1 (checksum, LSB of FIL_PAGE_LSN)
my $polynomial = 0x82f63b78; # CRC-32C
my $ck = mycrc32($head, 0, $polynomial) ^ mycrc32($body, 0, $polynomial);
my $page= pack("N",$ck).$head.pack("NNN",1,$ck,$space).$body.pack("Nx[4]",$ck);
die unless syswrite(IBD_FILE, $page, $page_size) == $page_size;
close IBD_FILE;
EOF
--error 1
exec $INNOCHECKSUM -C crc32 -l $resultlog $MYSQLD_DATADIR/test/t1.ibd;
let SEARCH_FILE = $MYSQLTEST_VARDIR/tmp/result.log;
let SEARCH_PATTERN=page id mismatch;
--source include/search_pattern_in_file.inc
--remove_file $resultlog
--source include/start_mysqld.inc
drop table t1;