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13f740904a
The test mariabackup.encrypted_page_corruption was hard-wired for innodb_checksum_algorithm=crc32. Enable a combination for full_crc32 for the sake of completeness.
85 lines
2.6 KiB
Plaintext
85 lines
2.6 KiB
Plaintext
--source include/have_file_key_management.inc
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--source include/innodb_page_size.inc
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call mtr.add_suppression("\\[ERROR\\] InnoDB: The page \\[page id: space=[1-9][0-9]*, page number=3\\] in file '.*test.t1\\.ibd' cannot be decrypted.");
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call mtr.add_suppression("\\[ERROR\\] InnoDB: Table `test`\\.`t1` has an unreadable root page");
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CREATE TABLE t1(c VARCHAR(128)) ENGINE INNODB, encrypted=yes;
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insert into t1 select repeat('a',100);
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let MYSQLD_DATADIR=`select @@datadir`;
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let INNODB_PAGE_SIZE=`select @@innodb_page_size`;
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--source include/shutdown_mysqld.inc
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--echo # Corrupt the table
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perl;
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use strict;
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use warnings;
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use Fcntl qw(:DEFAULT :seek);
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do "$ENV{MTR_SUITE_DIR}/../innodb/include/crc32.pl";
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my $ps = $ENV{INNODB_PAGE_SIZE};
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sysopen IBD_FILE, "$ENV{MYSQLD_DATADIR}/test/t1.ibd", O_RDWR
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|| die "Cannot open t1.ibd\n";
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sysread(IBD_FILE, $_, 58) || die "Cannot read t1.ibd\n";
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my $space = unpack("x[34]N", $_);
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my $full_crc32 = unpack("N",substr($_,54,4)) & 0x10; # FIL_SPACE_FLAGS
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sysseek(IBD_FILE, $ps * 3, SEEK_SET) || die "Cannot seek t1.ibd\n";
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# better to have a valid page number (3)
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my $page = pack("x[4]Nx[18]Nx[4]N", 3, 1, $space) . chr(0) x ($ps - 38);
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my $polynomial = 0x82f63b78; # CRC-32C
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if ($full_crc32)
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{
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# no possibility of bug here
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my $ck = mycrc32(substr($page, 0, $ps - 4), 0, $polynomial);
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substr($page, $ps - 4, 4) = pack("N", $ck);
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}
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else
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{
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my $ck= pack("N",mycrc32(substr($page, 4, 22), 0, $polynomial) ^
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mycrc32(substr($page, 38, $ps - 38 - 8), 0, $polynomial));
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substr($page,0,4)=$ck;
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substr($page,$ps-8,4)=$ck;
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# trigger the bug by having the same "post-encryption" checksum!
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substr($page,30,4)=$ck;
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}
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die unless syswrite(IBD_FILE, $page, $ps) == $ps;
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close IBD_FILE;
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EOF
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--source include/start_mysqld.inc
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echo # xtrabackup backup;
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let $targetdir=$MYSQLTEST_VARDIR/tmp/backup;
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let $backuplog=$MYSQLTEST_VARDIR/tmp/backup.log;
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let $expect_error= 1;
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if (`select @@innodb_checksum_algorithm LIKE '%full_crc32'`)
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{
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let $expect_error= 0;
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}
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--disable_result_log
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--error $expect_error
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exec $XTRABACKUP --defaults-file=$MYSQLTEST_VARDIR/my.cnf --backup --extended-validation --target-dir=$targetdir --core-file > $backuplog;
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--enable_result_log
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--let SEARCH_PATTERN=Database page corruption detected.*
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--let SEARCH_FILE=$backuplog
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--source include/search_pattern_in_file.inc
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remove_file $backuplog;
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rmdir $targetdir;
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# Due to very constructed nature of the "corruption" (faking checksums), the "corruption" won't be found without --extended-validation
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--disable_result_log
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exec $XTRABACKUP --defaults-file=$MYSQLTEST_VARDIR/my.cnf --backup --target-dir=$targetdir;
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--enable_result_log
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drop table t1;
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rmdir $targetdir;
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