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###############################################################################
#
# All changes to the primary mode shall be recorded with SET PERSIST
# meaning they will have effect even after a member restart.
#
# variables persisted:
# group_replication_enforce_update_everywhere_checks
# group_replication_single_primary_mode
#
# Test:
# 0. This test requires two servers
# 1. Change to single primary mode
# 2. Check all variables
# 3. Restart Group Replication on server 2. Check all
# goes as planned.
# 4. Restart server 1. Don't pass the Primary mode settings. Check
# all goes as planned.
#
###############################################################################
--source include/have_group_replication_plugin.inc
--source include/group_replication.inc
--echo
--echo # 1. Change to single primary mode
--let $server1_uuid= query_get_value(SELECT @@SERVER_UUID, @@SERVER_UUID, 1)
--replace_result $server1_uuid MEMBER1_UUID
--eval SELECT group_replication_switch_to_single_primary_mode("$server1_uuid")
--echo
--echo # 2. Check all variables
--let $rpl_connection_name= server1
--source include/rpl_connection.inc
--let $assert_text= group_replication_enforce_update_everywhere_checks is ON
--let $assert_cond= "[SELECT @@GLOBAL.group_replication_enforce_update_everywhere_checks]" = 0
--source include/assert.inc
--let $assert_text= The single primary mode should be 1 here.
--let $assert_cond= "[SELECT @@GLOBAL.group_replication_single_primary_mode]" = 1;
--source include/assert.inc
--let $assert_text= The super_read_only mode should be 0 here.
--let $assert_cond= "[SELECT @@GLOBAL.super_read_only]" = 0;
--source include/assert.inc
--let $rpl_connection_name= server2
--source include/rpl_connection.inc
--let $assert_text= group_replication_enforce_update_everywhere_checks is ON
--let $assert_cond= "[SELECT @@GLOBAL.group_replication_enforce_update_everywhere_checks]" = 0
--source include/assert.inc
--let $assert_text= The single primary mode should be 1 here.
--let $assert_cond= "[SELECT @@GLOBAL.group_replication_single_primary_mode]" = 1;
--source include/assert.inc
--let $assert_text= The super_read_only mode should be 1 here.
--let $assert_cond= "[SELECT @@GLOBAL.super_read_only]" = 1;
--source include/assert.inc
--echo
--echo # 3. Restart Group Replication on server 2. Check all
--echo # goes as planned.
--let $rpl_connection_name= server2
--source include/rpl_connection.inc
--source include/stop_group_replication.inc
--source include/start_group_replication.inc
--let $assert_text= group_replication_enforce_update_everywhere_checks is ON
--let $assert_cond= "[SELECT @@GLOBAL.group_replication_enforce_update_everywhere_checks]" = 0
--source include/assert.inc
--let $assert_text= The single primary mode should be 1 here.
--let $assert_cond= "[SELECT @@GLOBAL.group_replication_single_primary_mode]" = 1;
--source include/assert.inc
--let $assert_text= The super_read_only mode should be 1 here.
--let $assert_cond= "[SELECT @@GLOBAL.super_read_only]" = 1;
--source include/assert.inc
--echo
--echo # 4. Restart server 1. Don't pass the Primary mode settings. Check
--echo # all goes as planned.
--let $rpl_connection_name= server1
--source include/rpl_connection.inc
--let $allow_rpl_inited=1
--let $_group_replication_local_address= `SELECT @@GLOBAL.group_replication_local_address`
--let $_group_replication_group_seeds= `SELECT @@GLOBAL.group_replication_group_seeds`
--let $restart_parameters=restart:--group_replication_local_address=$_group_replication_local_address --group_replication_group_seeds=$_group_replication_group_seeds --group-replication-group-name=$group_replication_group_name
--replace_result $_group_replication_local_address GROUP_REPLICATION_LOCAL_ADDRESS $_group_replication_group_seeds GROUP_REPLICATION_GROUP_SEEDS $group_replication_group_name GROUP_REPLICATION_GROUP_NAME
--source include/restart_mysqld.inc
--let $rpl_server_number= 1
--source include/rpl_reconnect.inc
--let $assert_text= group_replication_enforce_update_everywhere_checks is ON
--let $assert_cond= "[SELECT @@GLOBAL.group_replication_enforce_update_everywhere_checks]" = 0
--source include/assert.inc
--let $assert_text= The single primary mode should be 1 here.
--let $assert_cond= "[SELECT @@GLOBAL.group_replication_single_primary_mode]" = 1;
--source include/assert.inc
--source include/start_group_replication.inc
--let $assert_text= The super_read_only mode should be 1 here.
--let $assert_cond= "[SELECT @@GLOBAL.super_read_only]" = 1;
--source include/assert.inc
--let $rpl_group_replication_single_primary_mode=1
--let $rpl_group_replication_reset_persistent_vars=1
--source include/group_replication_end.inc
|
