MINI MINI MANI MO

--source include/have_debug.inc
--source include/have_debug_sync.inc
--source include/have_binlog_format_statement.inc

--echo #
--echo # Bug #30215068	BINLOG ROTATION DEADLOCK WHEN INNODB CONCURRENCY LIMIT SETTED
--echo #

--enable_connect_log
--connect (con1, localhost, root,,)
select  @@innodb_thread_concurrency;

CREATE TABLE t1 (c1 INT) Engine=InnoDB;
CREATE TABLE t2 (c1 INT, c2 int, c3 varchar(200)) Engine=InnoDB;
SET @debug_save= @@SESSION.DEBUG;
SET SESSION DEBUG = '+d,force_rotate';
SET DEBUG_SYNC = 'stop_binlog_rotation_after_acquiring_lock_log SIGNAL rotate_stopped WAIT_FOR proceed_rotate';
--send INSERT INTO t1 VALUES (1);

# Since innodb_thread_concurrency=1, Send txn from  a different connection

--connect (con2, localhost, root,,)
SET DEBUG_SYNC= 'now WAIT_FOR rotate_stopped';
--SEND UPDATE t2 SET C2=1 WHERE C1 = 1;

--connect (con3, localhost, root,,)
# Verify that con1 is waiting in stop_binlog_rotation_after_acquiring_lock_log sync point and con 2 is waiting for con1 to commit
--let $wait_condition=SELECT COUNT(*)=1 FROM INFORMATION_SCHEMA.PROCESSLIST WHERE State = 'debug sync point: stop_binlog_rotation_after_acquiring_lock_log' and info = 'INSERT INTO t1 VALUES (1)'
--source include/wait_condition.inc
--let $wait_condition=SELECT COUNT(*)=1 FROM INFORMATION_SCHEMA.PROCESSLIST WHERE State = 'query end' and info = 'UPDATE t2 SET C2=1 WHERE C1 = 1'
--source include/wait_condition.inc

# Continue rotate thread (con1)
SET DEBUG_SYNC= 'now SIGNAL proceed_rotate';

--connection con1
#without fix con1 will hang because it cannot get innodb concurrency ticket
--reap
SET @@SESSION.DEBUG= @debug_save;

--connection con2
--reap

# Cleanup
connection default;

--disconnect con1
--disconnect con2
--disconnect con3
--disable_connect_log
DROP TABLE t1,t2;