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--source include/galera_cluster.inc
--source include/have_innodb.inc
--source include/have_debug_sync.inc
--connect node_1a, 127.0.0.1, root, , test, $NODE_MYPORT_1
--connect node_1b, 127.0.0.1, root, , test, $NODE_MYPORT_1
--connection node_1
CREATE TABLE t1 (f1 INTEGER) Engine=InnoDB;
SET GLOBAL wsrep_desync=0;
SET wsrep_OSU_method=RSU;
SET DEBUG_SYNC = 'alter_table_before_open_tables WAIT_FOR continue';
--send ALTER TABLE t1 ADD COLUMN f2 INTEGER;
--connection node_1a
--let $wait_condition = SELECT COUNT(*) = 1 FROM INFORMATION_SCHEMA.PROCESSLIST WHERE STATE = 'debug sync point: alter_table_before_open_tables'
--source include/wait_condition.inc
# wsrep_desync=1 will block
--send SET GLOBAL wsrep_desync=1;
--connection node_1b
--sleep 2
--let $wait_condition = SELECT COUNT(*) = 1 FROM INFORMATION_SCHEMA.PROCESSLIST WHERE INFO = 'SET GLOBAL wsrep_desync=1'
--source include/wait_condition.inc
SET DEBUG_SYNC= 'now SIGNAL continue';
DROP TABLE t1;
SET GLOBAL wsrep_desync=0;
--connection node_1
--reap
--connection node_1a
--reap
# Cleanup
SET DEBUG_SYNC= 'RESET';
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