#
# Test wsrep_auto_increment_control = OFF
# We issue two concurrent INSERTs and one will fail with a deadlock error
#

--source include/galera_cluster.inc
--source include/have_innodb.inc

--let $auto_increment_control_orig = `SELECT @@wsrep_auto_increment_control`

#
# Preserve existing variable values
# 

--connection node_1
--let $auto_increment_increment_node1 = `SELECT @@auto_increment_increment`
--let $auto_increment_offset_node1 = `SELECT @@auto_increment_offset`

# Restore stock MySQL defaults 
SET GLOBAL wsrep_auto_increment_control = OFF;
SET GLOBAL auto_increment_increment = 1;
SET GLOBAL auto_increment_offset = 1;

#Open a fresh connection to node_1 so that the variables above take effect
--let $galera_connection_name = node_1a
--let $galera_server_number = 1
--source include/galera_connect.inc

--connection node_2
--let $auto_increment_increment_node2 = `SELECT @@auto_increment_increment`
--let $auto_increment_offset_node2 = `SELECT @@auto_increment_offset`

SET GLOBAL wsrep_auto_increment_control = OFF;
SET GLOBAL auto_increment_increment = 1;
SET GLOBAL auto_increment_offset = 1;

#Open a fresh connection to node_2
--let $galera_connection_name = node_2a
--let $galera_server_number = 2
--source include/galera_connect.inc

--connection node_1a
SELECT @@auto_increment_increment = 1;
SELECT @@auto_increment_offset = 1;

CREATE TABLE t1 (f1 INTEGER AUTO_INCREMENT PRIMARY KEY, node VARCHAR(10)) ENGINE=InnoDB;

#
# We expect that SHOW CREATE TABLE on both nodes will return identical values
#

SHOW CREATE TABLE t1;

--connection node_2a

SHOW CREATE TABLE t1;

--connection node_1a
SELECT @@auto_increment_increment = 1;
SELECT @@auto_increment_offset = 1;
SET AUTOCOMMIT=OFF;
START TRANSACTION;
INSERT INTO t1 (node) VALUES ('node1');
SELECT f1 FROM t1;

--connection node_2a
SELECT @@auto_increment_increment = 1;
SELECT @@auto_increment_offset = 1;
SET AUTOCOMMIT=OFF;
START TRANSACTION;
INSERT INTO t1 (node) VALUES ('node2');
SELECT f1 FROM t1;

--connection node_1a
COMMIT;

--connection node_2a
--error ER_LOCK_DEADLOCK
COMMIT;

--connection node_1a
SELECT * FROM t1;

--connection node_2a
SELECT * FROM t1;

#
# Restore all variables as they were
#

--disable_query_log

--connection node_1
--eval SET GLOBAL wsrep_auto_increment_control = $auto_increment_control_orig
--eval SET GLOBAL auto_increment_increment = $auto_increment_increment_node1
--eval SET GLOBAL auto_increment_offset = $auto_increment_offset_node1
--disconnect node_1a

--connection node_2
--eval SET GLOBAL wsrep_auto_increment_control = $auto_increment_control_orig
--eval SET GLOBAL auto_increment_increment = $auto_increment_increment_node2
--eval SET GLOBAL auto_increment_offset = $auto_increment_offset_node2
--disconnect node_2a

--enable_query_log

DROP TABLE t1;