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39 lines
1.1 KiB
Text
39 lines
1.1 KiB
Text
# test case to make slave thread get ahead by 22 bytes
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source include/master-slave.inc;
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# first, cause a duplicate key problem on the slave
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create table t1(n int auto_increment primary key);
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sync_slave_with_master;
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insert into t1 values (2);
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connection master;
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insert into t1 values(NULL);
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insert into t1 values(NULL);
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save_master_pos;
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connection slave;
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sleep 3; # there is no way around this sleep - we have to wait until
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# the slave tries to run the query, fails and aborts slave thread
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delete from t1 where n = 2;
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start slave;
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sync_with_master;
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#now the buggy slave would be confused on the offset but it can replicate
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#in order to make it break, we need to stop/start the slave one more time
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stop slave;
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connection master;
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# to be able to really confuse the slave, we need some non-auto-increment
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# events in the log
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create table t2(n int);
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drop table t2;
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insert into t1 values(NULL);
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save_master_pos;
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connection slave;
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start slave;
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#now the truth comes out - if the slave is buggy, it will never sync because
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#the slave thread is not able to read events
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sync_with_master;
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select * from t1;
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#clean up
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connection master;
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drop table t1;
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sync_slave_with_master;
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