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93 lines
3.1 KiB
Text
93 lines
3.1 KiB
Text
#
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# MW-292 Reset timestamp after transaction replay
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#
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# We force transaction replay to happen and then we check that NOW() is not stuck in time.
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# As a bonus we also check that RAND() continues to return random values after replay
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#
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#
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--source include/galera_cluster.inc
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--source include/have_innodb.inc
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--source include/have_debug_sync.inc
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--source include/galera_have_debug_sync.inc
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--let $wsrep_local_replays_old = `SELECT VARIABLE_VALUE FROM INFORMATION_SCHEMA.GLOBAL_STATUS WHERE VARIABLE_NAME = 'wsrep_local_replays'`
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CREATE TABLE rand_table (f1 FLOAT);
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CREATE TABLE t1 (f1 INTEGER PRIMARY KEY, f2 CHAR(1));
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INSERT INTO t1 VALUES (1, 'a');
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INSERT INTO t1 VALUES (2, 'a');
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--connection node_1
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SET AUTOCOMMIT=ON;
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START TRANSACTION;
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UPDATE t1 SET f2 = 'b' WHERE f1 = 1;
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SELECT * FROM t1 WHERE f1 = 2 FOR UPDATE;
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# Block the applier on node #1 and issue a conflicting update on node #2
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--connect node_1a, 127.0.0.1, root, , test, $NODE_MYPORT_1
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SET SESSION wsrep_sync_wait=0;
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--let $galera_sync_point = apply_monitor_slave_enter_sync
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--source include/galera_set_sync_point.inc
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--connection node_2
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UPDATE t1 SET f2 = 'c' WHERE f1 = 2;
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--connection node_1a
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--source include/galera_wait_sync_point.inc
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--source include/galera_clear_sync_point.inc
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# Block the commit, send the COMMIT and wait until it gets blocked
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--let $galera_sync_point = commit_monitor_master_enter_sync
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--source include/galera_set_sync_point.inc
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--connection node_1
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--send COMMIT
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--connection node_1a
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--let $galera_sync_point = apply_monitor_slave_enter_sync commit_monitor_master_enter_sync
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--source include/galera_wait_sync_point.inc
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--source include/galera_clear_sync_point.inc
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# Let the conflicting UPDATE proceed and wait until it hits abort_trx_end.
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# The victim transaction still sits in commit_monitor_master_sync_point.
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--let $galera_sync_point = abort_trx_end
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--source include/galera_set_sync_point.inc
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--let $galera_sync_point = apply_monitor_slave_enter_sync
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--source include/galera_signal_sync_point.inc
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--let $galera_sync_point = abort_trx_end commit_monitor_master_enter_sync
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--source include/galera_wait_sync_point.inc
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# Let the transactions proceed
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--source include/galera_clear_sync_point.inc
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--let $galera_sync_point = abort_trx_end
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--source include/galera_signal_sync_point.inc
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--let $galera_sync_point = commit_monitor_master_enter_sync
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--source include/galera_signal_sync_point.inc
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# Commit succeeds
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--connection node_1
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--reap
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# Confirm that NOW() is not stuck in time relative to SYSDATE();
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--sleep 3
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SELECT TIMEDIFF(SYSDATE(), NOW()) < 2;
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INSERT INTO rand_table VALUES (RAND()),(RAND()),(RAND()),(RAND()),(RAND());
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INSERT INTO rand_table VALUES (RAND()),(RAND()),(RAND()),(RAND()),(RAND());
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SELECT COUNT(DISTINCT f1) = 10 FROM rand_table;
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# wsrep_local_replays has increased by 1
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--let $wsrep_local_replays_new = `SELECT VARIABLE_VALUE FROM INFORMATION_SCHEMA.GLOBAL_STATUS WHERE VARIABLE_NAME = 'wsrep_local_replays'`
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--disable_query_log
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--eval SELECT $wsrep_local_replays_new - $wsrep_local_replays_old = 1 AS wsrep_local_replays;
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--enable_query_log
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--connection node_2
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DROP TABLE t1;
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DROP TABLE rand_table;
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