# MDEV-16812 Semisync slave io thread segfaults at STOP-SLAVE handling
#
# The test verifies that the semisync-enabled slave io thread
# finishes off as specified in particular trying to connect even to a shut down
# master for a semisync firewell routine.

source include/not_embedded.inc;
source include/have_debug.inc;
source include/master-slave.inc;

--connection master

--let $sav_enabled_master=`SELECT @@GLOBAL.rpl_semi_sync_master_enabled `
SET @@GLOBAL.rpl_semi_sync_master_enabled = 1;

--connection slave
source include/stop_slave.inc;
--let $sav_enabled_slave=`SELECT @@GLOBAL.rpl_semi_sync_slave_enabled `
SET @@GLOBAL. rpl_semi_sync_slave_enabled = 1;
source include/start_slave.inc;

--connection master
CREATE TABLE t1 (a INT);
INSERT INTO t1 SET a=1;

--sync_slave_with_master

connection master;
--echo # Shutdown master
--let $rpl_server_number=1
source include/rpl_stop_server.inc;

--connection slave
--source include/stop_slave.inc

#connection master;
--echo # Restart master
--let $rpl_server_number=1
source include/rpl_start_server.inc;

#
# Clean up
#
--connection slave
--source include/stop_slave.inc
--source include/start_slave.inc

--connection master
SET @@GLOBAL.debug_dbug="";
--eval SET @@GLOBAL. rpl_semi_sync_master_enabled = $sav_enabled_master

--connection master
DROP TABLE t1;

--sync_slave_with_master
source include/stop_slave.inc;
--eval SET @@GLOBAL. rpl_semi_sync_slave_enabled = $sav_enabled_slave

--let $rpl_only_running_threads= 1
--source include/rpl_end.inc