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--source include/galera_cluster.inc
--source include/have_innodb.inc
#
# Test the effect of gmcast.isolate on master during an SR transaction
#
--connection node_1
CREATE TABLE t1 (f1 INTEGER) ENGINE=InnoDB;
SET SESSION wsrep_trx_fragment_size = 1;
SET AUTOCOMMIT=OFF;
START TRANSACTION;
INSERT INTO t1 VALUES (1);
INSERT INTO t1 VALUES (2);
INSERT INTO t1 VALUES (3);
INSERT INTO t1 VALUES (4);
INSERT INTO t1 VALUES (5);
SELECT COUNT(*) > 0 FROM mysql.wsrep_streaming_log;
--connection node_2
--let $wait_condition = SELECT COUNT(*) > 0 FROM mysql.wsrep_streaming_log
--source include/wait_condition.inc
SET TRANSACTION ISOLATION LEVEL READ UNCOMMITTED;
SELECT COUNT(*) > 0 FROM t1;
#
# Trigger gmcast.isolate=1 .
# The transaction is aborted and we expect the SR tables to be cleaned up
#
--connect node_1a, 127.0.0.1, root, , test, $NODE_MYPORT_1
--connection node_1a
SET GLOBAL wsrep_provider_options='gmcast.isolate=1';
--connection node_2
--let $wait_condition = SELECT VARIABLE_VALUE = 2 FROM INFORMATION_SCHEMA.GLOBAL_STATUS WHERE VARIABLE_NAME = 'wsrep_cluster_size'
--source include/wait_condition.inc
--source include/galera_wait_ready.inc
--connect node_3, 127.0.0.1, root, , test, $NODE_MYPORT_3
--let $wait_condition = SELECT VARIABLE_VALUE = 2 FROM INFORMATION_SCHEMA.GLOBAL_STATUS WHERE VARIABLE_NAME = 'wsrep_cluster_size'
--source include/wait_condition.inc
--source include/galera_wait_ready.inc
#
# Expect that the transaction is cleaned up entirely across the cluster and in all mysql.wsrep_streaming_log tables
#
--connection node_2
SET TRANSACTION ISOLATION LEVEL READ UNCOMMITTED;
--let $wait_condition = SELECT COUNT(*) = 0 FROM mysql.wsrep_streaming_log;
--source include/wait_condition.inc
SELECT COUNT(*) = 0 FROM mysql.wsrep_streaming_log;
SELECT COUNT(*) = 0 FROM t1;
--connection node_3
SET TRANSACTION ISOLATION LEVEL READ UNCOMMITTED;
--let $wait_condition = SELECT COUNT(*) = 0 FROM mysql.wsrep_streaming_log;
--source include/wait_condition.inc
SELECT COUNT(*) = 0 FROM mysql.wsrep_streaming_log;
SELECT COUNT(*) = 0 FROM t1;
#
# Restore cluster
#
--connection node_1a
SET GLOBAL wsrep_provider_options='gmcast.isolate=0';
--connection node_2
--let $wait_condition = SELECT VARIABLE_VALUE = 3 FROM INFORMATION_SCHEMA.GLOBAL_STATUS WHERE VARIABLE_NAME = 'wsrep_cluster_size'
--source include/wait_condition.inc
--connection node_3
--let $wait_condition = SELECT VARIABLE_VALUE = 3 FROM INFORMATION_SCHEMA.GLOBAL_STATUS WHERE VARIABLE_NAME = 'wsrep_cluster_size'
--source include/wait_condition.inc
--connection node_1a
--source include/galera_wait_ready.inc
#
# Confirm that the previous transaction is gone on Node #1 as well
#
--connection node_1
--error ER_LOCK_DEADLOCK
COMMIT;
SET TRANSACTION ISOLATION LEVEL READ UNCOMMITTED;
SELECT COUNT(*) = 0 FROM t1;
--let $wait_condition = SELECT COUNT(*) = 0 FROM mysql.wsrep_streaming_log;
--source include/wait_condition.inc
SELECT COUNT(*) = 0 FROM mysql.wsrep_streaming_log;
#
# Confirm that the transaction can be retried
#
START TRANSACTION;
INSERT INTO t1 VALUES (1);
INSERT INTO t1 VALUES (2);
INSERT INTO t1 VALUES (3);
INSERT INTO t1 VALUES (4);
INSERT INTO t1 VALUES (5);
COMMIT;
--connection node_2
--let $wait_condition = SELECT COUNT(*) = 0 FROM mysql.wsrep_streaming_log;
--source include/wait_condition.inc
SELECT COUNT(*) = 5 FROM t1;
SELECT COUNT(*) = 0 FROM mysql.wsrep_streaming_log;
--connection node_3
--let $wait_condition = SELECT COUNT(*) = 0 FROM mysql.wsrep_streaming_log;
--source include/wait_condition.inc
SELECT COUNT(*) = 5 FROM t1;
SELECT COUNT(*) = 0 FROM mysql.wsrep_streaming_log;
--connection node_1
CALL mtr.add_suppression("failed to send SR rollback for");
DROP TABLE t1;
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