mariadb/mysql-test/suite/galera/t/galera_bf_kill.test

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

#
# Test case 1: Start a transaction on node_2a and kill it
# from other connection on same node
#

--connection node_2
CREATE TABLE t1(a int not null primary key auto_increment,b int) engine=InnoDB;
insert into t1 values (NULL,1);

--connect node_2a, 127.0.0.1, root, , test, $NODE_MYPORT_2
--connection node_2a
begin;
update t1 set a = 5;

--connection node_2

--let $wait_condition = SELECT COUNT(*) = 1 FROM INFORMATION_SCHEMA.PROCESSLIST WHERE USER = 'root' AND COMMAND = 'Sleep' LIMIT 1
--source include/wait_condition.inc

--let $k_thread = `SELECT ID FROM INFORMATION_SCHEMA.PROCESSLIST WHERE USER = 'root' AND COMMAND = 'Sleep' LIMIT 1`

--disable_query_log
--eval KILL $k_thread
--enable_query_log

select * from t1;
--disconnect node_2a

#
# Test case 2: Start a transaction on node_2a and use
# kill query from other connection on same node
#

--connect node_2a, 127.0.0.1, root, , test, $NODE_MYPORT_2
--connection node_2a
begin;
update t1 set a =5;

--connection node_2
--let $wait_condition = SELECT COUNT(*) = 1 FROM INFORMATION_SCHEMA.PROCESSLIST WHERE USER = 'root' AND COMMAND = 'Sleep' LIMIT 1
--source include/wait_condition.inc

--let $k_thread = `SELECT ID FROM INFORMATION_SCHEMA.PROCESSLIST WHERE USER = 'root' AND COMMAND = 'Sleep' LIMIT 1`

--disable_query_log
--eval KILL QUERY $k_thread
--enable_query_log

select * from t1;
--disconnect node_2a
#
# Test case 3: Start a transaction on node_2a and start a DDL on other transaction
# that will then abort node_2a transaction
#
--connect node_2a, 127.0.0.1, root, , test, $NODE_MYPORT_2
--connection node_2a
begin;
update t1 set a =5, b=2;

--connection node_2
ALTER TABLE t1 ADD UNIQUE KEY b1(b);
ALTER TABLE t1 DROP KEY b1;

select * from t1;

--disconnect node_2a

#
# Test case 4: Start a transaction on node_2a and conflicting transaction on node_2b
# and start a DDL on other transaction that will then abort node_2a and node_2b
# transactions
#

--connect node_2a, 127.0.0.1, root, , test, $NODE_MYPORT_2
--connection node_2a
begin;
update t1 set a =5, b=2;

--connect node_2b, 127.0.0.1, root, , test, $NODE_MYPORT_2
--connection node_2b
begin;
send update t1 set a =6, b=7;

--connection node_2
ALTER TABLE t1 ADD UNIQUE KEY b2(b);
ALTER TABLE t1 DROP KEY b2;

select * from t1;

--disconnect node_2a
--disconnect node_2b

#
# Test case 5: Start a transaction on node_2a with wsrep disabled 
# and start a DDL on other transaction that will then abort node_2a
# transactions
#

--connect node_2a, 127.0.0.1, root, , test, $NODE_MYPORT_2
--connection node_2a
SET SESSION wsrep_on=OFF;
begin;
update t1 set a =5, b=2;

--connection node_2
ALTER TABLE t1 ADD UNIQUE KEY b3(b);

select * from t1;

--disconnect node_2a

#
# Test case 6: Start a transaction on node_2a with wsrep disabled 
# and kill it from other connection on same node
#

--connect node_2a, 127.0.0.1, root, , test, $NODE_MYPORT_2
--connection node_2a
SET SESSION wsrep_on=OFF;
begin;
update t1 set a =5, b=2;

--connection node_2
--let $wait_condition = SELECT COUNT(*) = 1 FROM INFORMATION_SCHEMA.PROCESSLIST WHERE USER = 'root' AND COMMAND = 'Sleep' LIMIT 1
--source include/wait_condition.inc

--let $k_thread = `SELECT ID FROM INFORMATION_SCHEMA.PROCESSLIST WHERE USER = 'root' AND COMMAND = 'Sleep' LIMIT 1`

--disable_query_log
--eval KILL $k_thread
--enable_query_log


select * from t1;

--disconnect node_2a

drop table t1;


#
# Test case 7:
# run a transaction in node 2, and set a sync point to pause the transaction
# in commit phase.
# Through another connection to node 2, kill the committing transaction by
# KILL QUERY command
#

--connect node_2a, 127.0.0.1, root, , test, $NODE_MYPORT_2
--connection node_2a
--let $connection_id = `SELECT CONNECTION_ID()`

CREATE TABLE t1 (i int primary key);

# Set up sync point
SET DEBUG_SYNC = "before_wsrep_ordered_commit SIGNAL bwoc_reached WAIT_FOR bwoc_continue";

# Send insert which will block in the sync point above
--send INSERT INTO t1 VALUES (1)

--connection node_2
SET DEBUG_SYNC = "now WAIT_FOR bwoc_reached";

--disable_query_log
--disable_result_log
# victim has passed the point of no return, kill is not possible anymore
--eval KILL QUERY $connection_id
--enable_result_log
--enable_query_log

SET DEBUG_SYNC = "now SIGNAL bwoc_continue";
SET DEBUG_SYNC='RESET';
--connection node_2a
--error 0,1213
--reap

--connection node_2
# victim was able to complete the INSERT
select * from t1;

--disconnect node_2a

--connection node_2
drop table t1;