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--source include/galera_cluster.inc
--source include/have_debug.inc
--source include/have_debug_sync.inc
--source include/have_query_cache.inc
--source include/galera_have_debug_sync.inc
--disable_ps2_protocol
CREATE TABLE t1 (id INT PRIMARY KEY AUTO_INCREMENT) ENGINE=InnoDB;
INSERT INTO t1 VALUES (1);
--connection node_2
--let $wsrep_provider_options_orig = `SELECT @@wsrep_provider_options`
SET GLOBAL wsrep_provider_options = "repl.causal_read_timeout=PT1S";
SET GLOBAL debug_dbug = "d,sync.wsrep_apply_cb";
SELECT MAX(id) FROM t1; # first lookup miss
#
# Query cache hit, wait timeout
#
--connection node_1
INSERT INTO t1 VALUES (2);
--connection node_2
--error ER_LOCK_WAIT_TIMEOUT
SELECT MAX(id) FROM t1;
SET GLOBAL debug_dbug = "";
SET DEBUG_SYNC = "now SIGNAL signal.wsrep_apply_cb";
FLUSH QUERY CACHE;
SET GLOBAL debug_dbug = "d,sync.wsrep_apply_cb";
SET DEBUG_SYNC = "RESET";
#
# Query cache miss, wait timeout
#
--connection node_1
INSERT INTO t1 VALUES (3);
--connection node_2
--error ER_LOCK_WAIT_TIMEOUT
SELECT MAX(id) FROM t1;
SET GLOBAL debug_dbug = "";
SET DEBUG_SYNC = "now SIGNAL signal.wsrep_apply_cb";
#
# Query cache miss
#
--connection node_1
INSERT INTO t1 VALUES (4);
--connection node_2
SELECT MAX(id) FROM t1;
#
# Query cache hit
#
FLUSH STATUS;
SELECT MAX(id) FROM t1;
SELECT VARIABLE_VALUE = 1 FROM INFORMATION_SCHEMA.SESSION_STATUS WHERE VARIABLE_NAME = 'Qcache_hits';
SET GLOBAL debug_dbug = "d,sync.wsrep_apply_cb";
#
# Query cache invalidated
#
--connection node_1
INSERT INTO t1 VALUES (5);
--connection node_2
--send SELECT MAX(id) FROM t1
--connect node_2a, 127.0.0.1, root, , test, $NODE_MYPORT_2
--connection node_2a
SET GLOBAL debug_dbug = "";
SET DEBUG_SYNC = "now SIGNAL signal.wsrep_apply_cb";
--connection node_2
--reap
SELECT VARIABLE_VALUE = 1 FROM INFORMATION_SCHEMA.SESSION_STATUS WHERE VARIABLE_NAME = 'Qcache_hits';
--disable_query_log
--eval SET GLOBAL wsrep_provider_options = "$wsrep_provider_options_orig"
DROP TABLE t1;
--connection node_2a
SET DEBUG_SYNC = "RESET";
--enable_ps2_protocol
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