################################################################################
# Test case to test functionality in which a plugin/component can add its own
# tables in performance schema.
#
# This test covers various case when the plugin is in use during uninstall
#
################################################################################

connect(con1, localhost, root,,);

connect(con2, localhost, root,,);

connect(mon, localhost, root,,);

--connection default

--echo #################
--echo # INITIAL STATE #
--echo #################

update performance_schema.setup_objects
  set ENABLED = "YES", TIMED = "YES"
  where OBJECT_TYPE = "TABLE" and OBJECT_SCHEMA = "performance_schema";

FLUSH TABLES;

select * from INFORMATION_SCHEMA.tables
  where TABLE_NAME like "pfs_example_%";

--error ER_NO_SUCH_TABLE
describe performance_schema.pfs_example_employee_name;

--error ER_NO_SUCH_TABLE
show create table performance_schema.pfs_example_employee_name;

--error ER_NO_SUCH_TABLE
select * from performance_schema.pfs_example_employee_name;

--echo ###########
--echo # INSTALL #
--echo ###########
--replace_regex /\.so|\.dll/.xxx/
--eval INSTALL PLUGIN pfs_example_plugin_employee SONAME '$PFS_EXAMPLE_PLUGIN_EMPLOYEE'

select name from mysql.plugin
  where name like 'pfs_example_%';

select TABLE_SCHEMA, TABLE_NAME, ENGINE, VERSION, TABLE_COMMENT
  from INFORMATION_SCHEMA.tables
  where TABLE_NAME like "pfs_example_%"
  order by table_name;

describe performance_schema.pfs_example_employee_name;

show create table performance_schema.pfs_example_employee_name;

select * from performance_schema.pfs_example_employee_name;

--connection con1
let $con1_thread_id= `select THREAD_ID from performance_schema.threads
  where PROCESSLIST_ID = connection_id()`;

echo "===== In con1 : Issue query";
select * from performance_schema.pfs_example_employee_name;

--connection con2
let $con2_thread_id= `select THREAD_ID from performance_schema.threads
  where PROCESSLIST_ID = connection_id()`;

echo "===== In con2 : Starting transaction";
begin;
select * from performance_schema.pfs_example_employee_name;

--connection default
let $con_default_thread_id= `select THREAD_ID from performance_schema.threads
  where PROCESSLIST_ID = connection_id()`;

--echo ##############
--echo # UN INSTALL #
--echo ##############

echo "===== In default : Sending UNINSTALL";
--send
UNINSTALL PLUGIN pfs_example_plugin_employee;

--connection mon

# Wait for MDL 'EXCLUSIVE' for connection default to appear
let $wait_condition=  select count(*) = 1
  from performance_schema.metadata_locks
  where
  OBJECT_TYPE='TABLE' and
  OBJECT_SCHEMA='performance_schema' and
  OBJECT_NAME="pfs_example_employee_name" and
  LOCK_TYPE='EXCLUSIVE' and
  LOCK_DURATION='TRANSACTION' and
  LOCK_STATUS='PENDING' and
  OWNER_THREAD_ID=$con_default_thread_id;
--source include/wait_condition.inc

--disable_query_log
echo "===== Check table lock status ";
select OBJECT_TYPE, OBJECT_SCHEMA, OBJECT_NAME,
  OWNER_THREAD_ID, INTERNAL_LOCK, EXTERNAL_LOCK
  from performance_schema.table_handles
  where OBJECT_NAME like "pfs_example_%";

echo "===== Check Thread Status for default connection ";
eval select NAME, PROCESSLIST_COMMAND, PROCESSLIST_STATE, PROCESSLIST_INFO
  from performance_schema.threads
  where NAME = "thread/sql/one_connection"
  and PROCESSLIST_INFO like "UNINSTALL %" and
  THREAD_ID = $con_default_thread_id;

echo "===== Check metadata lock status ";
eval select OBJECT_TYPE, OBJECT_SCHEMA, OBJECT_NAME,
  LOCK_TYPE, LOCK_DURATION, LOCK_STATUS
  from performance_schema.metadata_locks
  where OBJECT_NAME like "pfs_example_%"
  and (OWNER_THREAD_ID = $con_default_thread_id
       OR OWNER_THREAD_ID = $con1_thread_id
       OR OWNER_THREAD_ID = $con2_thread_id)
  order by LOCK_STATUS;
--enable_query_log

select name from mysql.plugin
  where name like 'pfs_example_%';

--connection con1

echo "===== In con1 : Send a query. About to block";
--send
select * from performance_schema.pfs_example_employee_name;

--connection con2

echo "===== In con2 : Still alive. Issue a query.";
select * from performance_schema.pfs_example_employee_name;

--connection mon

# Wait for MDL 'SHARED_READ' for connection con1 to appear
let $wait_condition=  select count(*) = 1
  from performance_schema.metadata_locks
  where
  OBJECT_TYPE='TABLE' and
  OBJECT_SCHEMA='performance_schema' and
  OBJECT_NAME="pfs_example_employee_name" and
  LOCK_TYPE='SHARED_READ' and
  LOCK_DURATION='TRANSACTION' and
  LOCK_STATUS='PENDING' and
  OWNER_THREAD_ID=$con1_thread_id;
--source include/wait_condition.inc

--disable_query_log
echo "===== Check table lock status ";
select OBJECT_TYPE, OBJECT_SCHEMA, OBJECT_NAME,
  OWNER_THREAD_ID, INTERNAL_LOCK, EXTERNAL_LOCK
  from performance_schema.table_handles
  where OBJECT_NAME like "pfs_example_%";

echo "===== Check Thread Status for default connection ";
eval select NAME, PROCESSLIST_COMMAND, PROCESSLIST_STATE, PROCESSLIST_INFO
  from performance_schema.threads
  where NAME = "thread/sql/one_connection"
  and PROCESSLIST_INFO like "UNINSTALL %" and
  THREAD_ID = $con_default_thread_id;

echo "===== Check metadata lock status ";
eval select OBJECT_TYPE, OBJECT_SCHEMA, OBJECT_NAME,
  LOCK_TYPE, LOCK_DURATION, LOCK_STATUS
  from performance_schema.metadata_locks
  where OBJECT_NAME like "pfs_example_%"
  and (OWNER_THREAD_ID = $con_default_thread_id
       OR OWNER_THREAD_ID = $con1_thread_id
       OR OWNER_THREAD_ID = $con2_thread_id)
  order by LOCK_STATUS;
--enable_query_log

--connection con2

echo "===== In con2 : Closing transaction";
commit;

--echo ########
--echo # CON1 #
--echo ########

--connection con1
--error ER_NO_SUCH_TABLE
--reap

--echo ########################
--echo # UNINSTALL completing #
--echo ########################

--connection default
--reap

select name from mysql.plugin
  where name like 'pfs_example_%';

select * from INFORMATION_SCHEMA.tables
  where TABLE_NAME like "pfs_example_%";

--error ER_NO_SUCH_TABLE
describe performance_schema.pfs_example_employee_name;

--error ER_NO_SUCH_TABLE
show create table performance_schema.pfs_example_employee_name;

--error ER_NO_SUCH_TABLE
select * from performance_schema.pfs_example_employee_name;

--echo ###############
--echo # INSTALL (2) #
--echo ###############
--replace_regex /\.so|\.dll/.xxx/
--eval INSTALL PLUGIN pfs_example_plugin_employee SONAME '$PFS_EXAMPLE_PLUGIN_EMPLOYEE'

select name from mysql.plugin
  where name like 'pfs_example_%';

select TABLE_SCHEMA, TABLE_NAME, ENGINE, VERSION, TABLE_COMMENT
  from INFORMATION_SCHEMA.tables
  where TABLE_NAME like "pfs_example_%"
  order by table_name;

describe performance_schema.pfs_example_employee_name;

show create table performance_schema.pfs_example_employee_name;

select * from performance_schema.pfs_example_employee_name;

--connection con1

echo "===== In con1 : Issue query.";
select * from performance_schema.pfs_example_employee_name;

--connection con2

echo "===== In con2 : Start transaction.";
begin;
select * from performance_schema.pfs_example_employee_name;

--connection default

--echo ##################
--echo # UN INSTALL (2) #
--echo ##################

echo "===== In default : Sending UNINSTALL";
--send
UNINSTALL PLUGIN pfs_example_plugin_employee;

--connection mon

# Wait for MDL 'EXCLUSIVE' for connection default to appear
let $wait_condition=  select count(*) = 1
  from performance_schema.metadata_locks
  where
  OBJECT_TYPE='TABLE' and
  OBJECT_SCHEMA='performance_schema' and
  OBJECT_NAME="pfs_example_employee_name" and
  LOCK_TYPE='EXCLUSIVE' and
  LOCK_DURATION='TRANSACTION' and
  LOCK_STATUS='PENDING' and
  OWNER_THREAD_ID=$con_default_thread_id;
--source include/wait_condition.inc

--disable_query_log
echo "===== Check table lock status ";
select OBJECT_TYPE, OBJECT_SCHEMA, OBJECT_NAME,
  OWNER_THREAD_ID, INTERNAL_LOCK, EXTERNAL_LOCK
  from performance_schema.table_handles
  where OBJECT_NAME like "pfs_example_%";

echo "===== Check Thread Status for default connection ";
eval select NAME, PROCESSLIST_COMMAND, PROCESSLIST_STATE, PROCESSLIST_INFO
  from performance_schema.threads
  where NAME = "thread/sql/one_connection"
  and PROCESSLIST_INFO like "UNINSTALL %" and
  THREAD_ID = $con_default_thread_id;

echo "===== Check metadata lock status ";
eval select OBJECT_TYPE, OBJECT_SCHEMA, OBJECT_NAME,
  LOCK_TYPE, LOCK_DURATION, LOCK_STATUS
  from performance_schema.metadata_locks
  where OBJECT_NAME like "pfs_example_%"
  and (OWNER_THREAD_ID = $con_default_thread_id
       OR OWNER_THREAD_ID = $con1_thread_id
       OR OWNER_THREAD_ID = $con2_thread_id)
  order by LOCK_STATUS;
--enable_query_log

select name from mysql.plugin
  where name like 'pfs_example_%';

--connection con1

echo "===== In con1 : Send query. About to block";
--send
select * from performance_schema.pfs_example_employee_name;

--connection con2

echo "===== In con2 : Still alive. Issue query.";
select * from performance_schema.pfs_example_employee_name;

--connection mon

# Wait for MDL 'SHARED_READ' for connection con1 to appear
let $wait_condition=  select count(*) = 1
  from performance_schema.metadata_locks
  where
  OBJECT_TYPE='TABLE' and
  OBJECT_SCHEMA='performance_schema' and
  OBJECT_NAME="pfs_example_employee_name" and
  LOCK_TYPE='SHARED_READ' and
  LOCK_DURATION='TRANSACTION' and
  LOCK_STATUS='PENDING' and
  OWNER_THREAD_ID=$con1_thread_id;
--source include/wait_condition.inc

--disable_query_log
echo "===== Check table lock status ";
select OBJECT_TYPE, OBJECT_SCHEMA, OBJECT_NAME,
  OWNER_THREAD_ID, INTERNAL_LOCK, EXTERNAL_LOCK
  from performance_schema.table_handles
  where OBJECT_NAME like "pfs_example_%";

echo "===== Check Thread Status for default connection ";
eval select NAME, PROCESSLIST_COMMAND, PROCESSLIST_STATE, PROCESSLIST_INFO
  from performance_schema.threads
  where NAME = "thread/sql/one_connection"
  and PROCESSLIST_INFO like "UNINSTALL %" and
  THREAD_ID = $con_default_thread_id;

echo "===== Check metadata lock status ";
eval select OBJECT_TYPE, OBJECT_SCHEMA, OBJECT_NAME,
  LOCK_TYPE, LOCK_DURATION, LOCK_STATUS
  from performance_schema.metadata_locks
  where OBJECT_NAME like "pfs_example_%"
  and (OWNER_THREAD_ID = $con_default_thread_id
       OR OWNER_THREAD_ID = $con1_thread_id
       OR OWNER_THREAD_ID = $con2_thread_id)
  order by LOCK_STATUS;

--echo #########################
--echo # KILLING UNINSTALL (2) #
--echo #########################

eval select PROCESSLIST_ID into @pid
  from performance_schema.threads
  where NAME = "thread/sql/one_connection"
  and PROCESSLIST_INFO like "UNINSTALL %" and
  THREAD_ID = $con_default_thread_id;
--enable_query_log

kill query @pid;

# Make sure that UNINSTALL query from connection default has been killed
let $wait_condition=  select count(*) = 0
  from performance_schema.threads
  where NAME = "thread/sql/one_connection"
  and PROCESSLIST_INFO like "UNINSTALL %" and
  THREAD_ID = $con_default_thread_id;
--source include/wait_condition.inc

--connection con2

echo "===== In con2 : Closing transaction";
commit;

--echo ########
--echo # CON1 #
--echo ########

--connection con1
--reap

--echo ############################
--echo # UNINSTALL (2) completing #
--echo ############################

--connection default
--error ER_QUERY_INTERRUPTED
--reap
show errors;

select name from mysql.plugin
  where name like 'pfs_example_%';

select TABLE_SCHEMA, TABLE_NAME, ENGINE, VERSION, TABLE_COMMENT
  from INFORMATION_SCHEMA.tables
  where TABLE_NAME like "pfs_example_%"
  order by table_name;

describe performance_schema.pfs_example_employee_name;

show create table performance_schema.pfs_example_employee_name;

select * from performance_schema.pfs_example_employee_name;

--echo ##################
--echo # UN INSTALL (3) #
--echo ##################

UNINSTALL PLUGIN pfs_example_plugin_employee;

select * from INFORMATION_SCHEMA.tables
  where TABLE_NAME like "pfs_example_%";

--error ER_NO_SUCH_TABLE
describe performance_schema.pfs_example_employee_name;

--error ER_NO_SUCH_TABLE
show create table performance_schema.pfs_example_employee_name;

--error ER_NO_SUCH_TABLE
select * from performance_schema.pfs_example_employee_name;

--echo ###########
--echo # CLEANUP #
--echo ###########

update performance_schema.setup_objects
  set ENABLED = "NO", TIMED = "NO"
  where OBJECT_TYPE = "TABLE" and OBJECT_SCHEMA = "performance_schema";

FLUSH TABLES;

--disconnect con1
--disconnect con2
--disconnect mon