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b76881a23c
To disable debug instrumentation, save and restore the original value of the variable DEBUG_DBUG. Assigning -d,... will enable the output of a lot of unrelated DBUG messages to the server error log.
80 lines
1.9 KiB
Plaintext
80 lines
1.9 KiB
Plaintext
#
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# Test opening a corrupted table.
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#
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# Restarting is not supported under embedded
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-- source include/not_embedded.inc
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# Require InnoDB
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-- source include/have_innodb.inc
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-- source include/not_encrypted.inc
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--disable_query_log
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call mtr.add_suppression("InnoDB: Table `test`\\.`t1` is corrupted\\. Please drop the table and recreate\\.");
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call mtr.add_suppression("InnoDB: Database page corruption on disk or a failed file read of tablespace test/t1 page");
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call mtr.add_suppression("InnoDB: We detected index corruption in an InnoDB type table");
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call mtr.add_suppression("Index for table 't1' is corrupt; try to repair it");
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--enable_query_log
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--echo # Create and populate the table to be corrupted
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set global innodb_file_per_table=ON;
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CREATE TABLE t1 (a INT AUTO_INCREMENT PRIMARY KEY, b TEXT) ENGINE=InnoDB;
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INSERT INTO t1 (b) VALUES ('corrupt me');
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--disable_query_log
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--let $i = 10
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while ($i)
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{
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INSERT INTO t1 (b) VALUES (REPEAT('abcdefghijklmnopqrstuvwxyz', 100));
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dec $i;
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}
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--enable_query_log
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INSERT INTO t1 (b) VALUES ('corrupt me');
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let $MYSQLD_DATADIR=`select @@datadir`;
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let t1_IBD = $MYSQLD_DATADIR/test/t1.ibd;
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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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my $ibd_file = $ENV{'t1_IBD'};
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my $chunk;
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my $len;
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sysopen IBD_FILE, $ibd_file, O_RDWR || die "Unable to open $ibd_file";
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while ($len = sysread IBD_FILE, $chunk, 1024)
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{
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if ($chunk =~ s/corrupt me/korrupt me/)
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{
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print "Munged a string.\n";
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sysseek IBD_FILE, -$len, SEEK_CUR;
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syswrite IBD_FILE, $chunk, $len;
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}
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}
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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 # Now t1 is corrupted but we should not crash
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--error 1030,1712,1932
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SELECT * FROM t1;
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--error 126,1030,1034,1712,1932
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INSERT INTO t1(b) VALUES('abcdef');
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--error 1030,1712,1932
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UPDATE t1 set b = 'deadbeef' where a = 1;
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--echo # Cleanup, this must be possible
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DROP TABLE t1;
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