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--disable_query_log
call mtr.add_suppression("\\[ERROR\\] .* Encryption can't find master key, please check the keyring is loaded.");
call mtr.add_suppression("\\[ERROR\\] .* Can't set undo tablespace 'innodb_undo_001' to be encrypted");
--enable_query_log
SET @start_global_value = @@global.innodb_undo_log_encrypt;
SELECT @start_global_value;
#
# exists as global only
#
select @@global.innodb_undo_log_encrypt in (0, 1);
select @@global.innodb_undo_log_encrypt;
--error ER_INCORRECT_GLOBAL_LOCAL_VAR
select @@session.innodb_undo_log_encrypt;
show global variables like 'innodb_undo_log_encrypt';
show session variables like 'innodb_undo_log_encrypt';
--disable_warnings
select * from performance_schema.global_variables where variable_name='innodb_undo_log_encrypt';
select * from performance_schema.session_variables where variable_name='innodb_undo_log_encrypt';
--enable_warnings
#
# show that it's writable
#
set global innodb_undo_log_encrypt=1;
--sleep 2
select @@global.innodb_undo_log_encrypt;
--disable_warnings
select * from performance_schema.global_variables where variable_name='innodb_undo_log_encrypt';
select * from performance_schema.session_variables where variable_name='innodb_undo_log_encrypt';
--enable_warnings
set @@global.innodb_undo_log_encrypt=0;
select @@global.innodb_undo_log_encrypt;
--disable_warnings
select * from performance_schema.global_variables where variable_name='innodb_undo_log_encrypt';
select * from performance_schema.session_variables where variable_name='innodb_undo_log_encrypt';
--enable_warnings
--error ER_GLOBAL_VARIABLE
set session innodb_undo_log_encrypt='some';
--error ER_GLOBAL_VARIABLE
set @@session.innodb_undo_log_encrypt='some';
#
# incorrect types
#
--error ER_WRONG_TYPE_FOR_VAR
set global innodb_undo_log_encrypt=1.1;
--error ER_WRONG_VALUE_FOR_VAR
set global innodb_undo_log_encrypt='foo';
--error ER_WRONG_VALUE_FOR_VAR
set global innodb_undo_log_encrypt=-2;
--error ER_WRONG_TYPE_FOR_VAR
set global innodb_undo_log_encrypt=1e1;
--error ER_WRONG_VALUE_FOR_VAR
set global innodb_undo_log_encrypt=2;
#
# Cleanup
#
SET @@global.innodb_undo_log_encrypt = @start_global_value;
SELECT @@global.innodb_undo_log_encrypt;
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