mariadb/mysql-test/suite/wsrep/t/variables.test

--source include/have_wsrep.inc
--source include/force_restart.inc
--source include/have_innodb.inc
--source include/galera_have_debug_sync.inc

SET @wsrep_provider_options_saved= @@global.wsrep_provider_options;
SET @wsrep_cluster_address_saved= @@global.wsrep_cluster_address;

--echo
--echo # MDEV#5534: mysql_tzinfo_to_sql generates wrong query
--echo #
--echo # Testing wsrep_replicate_myisam variable.

--error ER_INCORRECT_GLOBAL_LOCAL_VAR
SELECT @@session.wsrep_replicate_myisam;
SELECT @@global.wsrep_replicate_myisam;

--error ER_GLOBAL_VARIABLE
SET SESSION wsrep_replicate_myisam= ON;
SET GLOBAL wsrep_replicate_myisam= ON;

# Reset it back.
SET GLOBAL wsrep_replicate_myisam= OFF;
SET GLOBAL wsrep_provider=none;

--echo #
--echo # MDEV#5790: SHOW GLOBAL STATUS LIKE does not show the correct list of
--echo # variables when using "_"
--echo #

CALL mtr.add_suppression("WSREP: Could not open saved state file for reading.*");

--disable_query_log
eval SET GLOBAL wsrep_provider= '$WSREP_PROVIDER';
--enable_query_log

--replace_column 2 #
SHOW GLOBAL STATUS LIKE 'wsrep%';

--echo
--replace_column 2 #
SHOW GLOBAL STATUS LIKE 'wsrep_%';

--replace_column 2 #
SHOW GLOBAL STATUS LIKE 'wsrep_local_state_comment';

--echo # Should show nothing.
SHOW STATUS LIKE 'x';

# Reset it back.
SET GLOBAL wsrep_provider=none;

--disable_query_log
eval SET GLOBAL wsrep_provider= '$WSREP_PROVIDER';
--enable_query_log

# The following 2 variables are used by mariabackup
# SST.
--echo
--replace_column 2 #
SHOW STATUS LIKE 'wsrep_local_state_uuid';
--echo
--replace_column 2 #
SHOW STATUS LIKE 'wsrep_last_committed';

# Reset it back.
SET GLOBAL wsrep_provider=none;

--echo
--echo #
--echo # MDEV#6206: wsrep_slave_threads subtracts from max_connections
--echo #
call mtr.add_suppression("WSREP: Failed to get provider options");

--disable_query_log
eval SET GLOBAL wsrep_provider= '$WSREP_PROVIDER';
--enable_query_log

--replace_regex /.*libgalera_smm.*/libgalera_smm.so/
SELECT @@global.wsrep_provider;
SELECT @@global.wsrep_slave_threads;
SELECT @@global.wsrep_cluster_address;
SELECT @@global.wsrep_on;
SHOW STATUS LIKE 'threads_connected';
SHOW STATUS LIKE 'wsrep_thread_count';
--echo

--disable_query_log
eval SET GLOBAL wsrep_provider= '$WSREP_PROVIDER';
--enable_query_log

--replace_regex /.*libgalera_smm.*/libgalera_smm.so/
SELECT @@global.wsrep_provider;
SELECT @@global.wsrep_cluster_address;
SELECT @@global.wsrep_on;
SHOW STATUS LIKE 'threads_connected';
SHOW STATUS LIKE 'wsrep_thread_count';
--echo

--echo # Setting wsrep_cluster_address triggers the creation of
--echo # applier/rollbacker threads.
SET GLOBAL wsrep_cluster_address= 'gcomm://';

--echo # Wait for applier thread to get created 1.
--let $wait_condition = SELECT VARIABLE_VALUE = 1 FROM INFORMATION_SCHEMA.GLOBAL_STATUS WHERE VARIABLE_NAME = 'wsrep_applier_thread_count';
--source include/wait_condition.inc
--echo # Wait for applier thread to get created 2.
--let $wait_condition = SELECT VARIABLE_VALUE = 1 FROM INFORMATION_SCHEMA.GLOBAL_STATUS WHERE VARIABLE_NAME = 'wsrep_rollbacker_thread_count';
--source include/wait_condition.inc

SELECT VARIABLE_VALUE AS EXPECT_1 FROM INFORMATION_SCHEMA.GLOBAL_STATUS WHERE VARIABLE_NAME = 'wsrep_applier_thread_count';
SELECT VARIABLE_VALUE AS EXPECT_1 FROM INFORMATION_SCHEMA.GLOBAL_STATUS WHERE VARIABLE_NAME = 'wsrep_rollbacker_thread_count';
SELECT VARIABLE_VALUE AS EXPECT_2 FROM INFORMATION_SCHEMA.GLOBAL_STATUS WHERE VARIABLE_NAME = 'wsrep_thread_count';

--replace_regex /.*libgalera_smm.*/libgalera_smm.so/
SELECT @@global.wsrep_provider;
SELECT @@global.wsrep_cluster_address;
SELECT @@global.wsrep_on;
SHOW STATUS LIKE 'threads_connected';
SHOW STATUS LIKE 'wsrep_thread_count';
--echo

SET @wsrep_slave_threads_saved= @@global.wsrep_slave_threads;
SET GLOBAL wsrep_slave_threads= 10;

--echo # Wait for 9 applier threads to get created.
--let $wait_condition = SELECT VARIABLE_VALUE = 10 FROM INFORMATION_SCHEMA.GLOBAL_STATUS WHERE VARIABLE_NAME = 'wsrep_applier_thread_count';
--source include/wait_condition.inc

SELECT VARIABLE_VALUE AS EXPECT_10 FROM INFORMATION_SCHEMA.GLOBAL_STATUS WHERE VARIABLE_NAME = 'wsrep_applier_thread_count';
SELECT VARIABLE_VALUE AS EXPECT_1 FROM INFORMATION_SCHEMA.GLOBAL_STATUS WHERE VARIABLE_NAME = 'wsrep_rollbacker_thread_count';
SELECT VARIABLE_VALUE AS EXPECT_11 FROM INFORMATION_SCHEMA.GLOBAL_STATUS WHERE VARIABLE_NAME = 'wsrep_thread_count';

SHOW STATUS LIKE 'threads_connected';

#
# privileges for wsrep_on
#
set wsrep_on=0;
set wsrep_on=1;
--source include/wait_until_connected_again.inc
create user test@localhost;
connect con1,localhost,test;
set auto_increment_increment=10;
--error ER_SPECIFIC_ACCESS_DENIED_ERROR
set wsrep_on=0;
disconnect con1;
connection default;
drop user test@localhost;

--echo #
--echo # MDEV#6411: Setting set @@global.wsrep_sst_auth=NULL causes crash
--echo #
SET @wsrep_sst_auth_saved= @@global.wsrep_sst_auth;
SET @@global.wsrep_sst_auth= 'user:pass';
SELECT @@global.wsrep_sst_auth;
SET @@global.wsrep_sst_auth= '';
SELECT @@global.wsrep_sst_auth;
SET @@global.wsrep_sst_auth= NULL;
SELECT @@global.wsrep_sst_auth;
SET @@global.wsrep_sst_auth= @wsrep_sst_auth_saved;

# Reset (for mtr internal checks)

--disable_query_log
SET GLOBAL wsrep_slave_threads= @wsrep_slave_threads_saved;
eval SET GLOBAL wsrep_provider= '$WSREP_PROVIDER';
SET GLOBAL wsrep_cluster_address= @wsrep_cluster_address_saved;
SET GLOBAL wsrep_provider_options= @wsrep_provider_options_saved;
--enable_query_log

--source include/galera_wait_ready.inc

--echo # End of test.