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--source include/galera_cluster.inc
--source include/big_test.inc
--source include/have_debug_sync.inc
#
# To have real concurrent CTAS this test uses DEBUG_SYNC
#
--connect node_1a, 127.0.0.1, root, , test, $NODE_MYPORT_1
--connect node_1b, 127.0.0.1, root, , test, $NODE_MYPORT_1
--connect node_2a, 127.0.0.1, root, , test, $NODE_MYPORT_2
--connection node_1
#
# Send CTAS it will block before open_tables call
#
SET DEBUG_SYNC = 'wsrep_create_table_as_select WAIT_FOR continue';
--send CREATE table t1 as SELECT SLEEP(0.1);
--connection node_1a
#
# Wait for CTAS to block
#
--echo # Wait until CTAS is on debug sync point
--let $wait_condition = SELECT COUNT(*) = 1 FROM INFORMATION_SCHEMA.PROCESSLIST WHERE STATE = 'debug sync point: wsrep_create_table_as_select'
--source include/wait_condition.inc
--connection node_1b
#
# Block node_1 applier
#
SET SESSION wsrep_sync_wait = 0;
SET GLOBAL debug_dbug = '+d,sync.wsrep_apply_cb';
#
# Send concurrent CTAS it will block on applier
#
--connection node_2
--send CREATE table t1 as SELECT SLEEP(0.2);
#
# Wait until second CTAS is blocked
#
--connection node_1b
SET SESSION debug_sync = 'now WAIT_FOR sync.wsrep_apply_cb_reached';
--echo # Signal first CTAS to continue and wait until CTAS has executed
SET DEBUG_SYNC= 'now SIGNAL continue';
--let $wait_condition = SELECT COUNT(*) = 0 FROM INFORMATION_SCHEMA.PROCESSLIST WHERE STATE = 'Creating table CREATE table t1 as SELECT SLEEP(0.1)'
--source include/wait_condition.inc
#
# Release second CTAS and cleanup
#
SET GLOBAL debug_dbug= '';
SET DEBUG_SYNC = 'now SIGNAL signal.wsrep_apply_cb';
#
# Wait until second CTAS continues
#
--let $wait_condition = SELECT COUNT(*) = 0 FROM INFORMATION_SCHEMA.PROCESSLIST WHERE STATE LIKE 'debug sync point: now%'
--source include/wait_condition.inc
#
# Wait until second CTAS finishes
#
--connection node_2a
--let $wait_condition = SELECT COUNT(*) = 0 FROM INFORMATION_SCHEMA.PROCESSLIST WHERE STATE = 'Creating table CREATE table t1 as SELECT SLEEP(0.2)'
--source include/wait_condition.inc
#
# Cleanup
#
--connection node_1b
SET DEBUG_SYNC= 'RESET';
#
# Verify that at least one is successful
#
--connection node_2
--reap
--connection node_1
--error 0,ER_TABLE_EXISTS_ERROR,ER_QUERY_INTERRUPTED
--reap
DROP TABLE t1;
--source include/galera_end.inc
--echo # End of test
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