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#
# MW-286 Spurious deadlock error after error with wsrep_desync and wsrep_on
#
--source include/galera_cluster.inc
--source include/have_innodb.inc
--source include/have_debug_sync.inc
--connection node_1
CREATE TABLE t1 (f1 INTEGER) Engine=InnoDB;
# Insert some values before the ALTER
INSERT INTO t1 (f1) VALUES (1), (2), (3);
#
# run ALTER with no wsrep replication
#
--connection node_2
SET GLOBAL wsrep_desync = TRUE;
SET wsrep_on = FALSE;
#
# stop ALTER processing after it has acquired exclusive MDL lock
#
SET SESSION debug_sync = "alter_table_inplace_after_lock_upgrade SIGNAL mdl_locked WAIT_FOR mdl_continue";
--send ALTER TABLE t1 ADD PRIMARY KEY (f1);
--connect node_2a, 127.0.0.1, root, , test, $NODE_MYPORT_2
--connection node_2a
SET SESSION debug_sync = "now WAIT_FOR mdl_locked";
#
# replicate conflicting insert from node_1
#
--connection node_1
INSERT INTO t1(f1) VALUES (11);
#
# let parked ALTER processing to continue after the conflict
#
--connection node_2a
SET debug_sync = "now SIGNAL mdl_continue";
SET debug_sync='RESET';
#
# ALTER should have been aborted with query interupted error code
#
--connection node_2
--error ER_QUERY_INTERRUPTED
--reap
SET wsrep_on = TRUE;
SET GLOBAL wsrep_desync = FALSE;
--connection node_1
DROP TABLE t1;
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