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###############################################################################
# This test verifies that cloning works with replication channel failover when
# the member auto rejoins the group after an issue.
#
# 0. This test requires 4 servers server1, server2, server3 and server4
# (source).
# 1. Install clone plugin on server1.
# 2. Create replication channel ch1
# with SOURCE_CONNECTION_AUTO_FAILOVER enabled.
# And verify managed channel and non-managed source addition
# is successful in failover tables.
# 3. Bootstrap server1 and add some data
# Verify channel 'ch1' is running.
# 4. Install the clone plugin and start GR on server3
# 5. Create replication channel ch1
# with SOURCE_CONNECTION_AUTO_FAILOVER enabled.
# And verify managed channel and non-managed source synced
# is successful to failover tables.
# 6. Restart server 2 with a monitoring process (mysqld_safe)
# 7. Setup server2 so group replication starts on boot
# Install the Clone plugin
# 8. On a empty server2 start group replication
# Wait for it to restart and come back
# Check clone was completed
# 9. Verify data has been properly cloned in server2.
# 10. Get server2 expelled.
# 11. Add more data and new source to failover table
# on server 1 before server2 rejoins.
# 12. Unblock the rejoin, another clone should happen
# 13. Verify if the data and failover tables
# has been properly cloned in server2.
# 14. Stop the replication channel 'ch1' on server1, and change
# primary to server2. The asynchronous replication channel (ch1)
# connection will be started without any error.
# 15. Cleanup
#
--source include/big_test.inc
--source include/have_debug_sync.inc
--source include/linux.inc
--source include/have_mysqld_monitoring_process.inc
--source include/have_clone_plugin.inc
--source include/have_group_replication_plugin.inc
--let $rpl_server_count= 4
--let $rpl_skip_group_replication_start= 1
--source include/group_replication.inc
# Get address and UUID of all servers
--let $local_address_server1= `SELECT @@GLOBAL.group_replication_local_address`
--let $rpl_connection_name= server2
--source include/rpl_connection.inc
--let $local_address_server2= `SELECT @@GLOBAL.group_replication_local_address`
--let $rpl_connection_name= server3
--source include/rpl_connection.inc
--let $local_address_server3= `SELECT @@GLOBAL.group_replication_local_address`
--echo
--echo # 1. Install clone plugin on server1.
--echo
--let $rpl_connection_name= server1
--source include/rpl_connection.inc
--replace_result $CLONE_PLUGIN CLONE_PLUGIN
--eval INSTALL PLUGIN clone SONAME '$CLONE_PLUGIN'
--echo
--echo # 2. Create replication channel ch1
--echo # with SOURCE_CONNECTION_AUTO_FAILOVER enabled.
--echo # And verify managed channel and non-managed source addition
--echo # is successful in failover tables.
--echo
--replace_result $SERVER_MYPORT_4 SERVER_MYPORT_4
--eval CHANGE REPLICATION SOURCE TO SOURCE_HOST='127.0.0.1', SOURCE_USER='root', SOURCE_AUTO_POSITION=1, SOURCE_CONNECTION_AUTO_FAILOVER=1, SOURCE_PORT=$SERVER_MYPORT_4, SOURCE_CONNECT_RETRY=1, SOURCE_RETRY_COUNT=1 FOR CHANNEL 'ch1'
--replace_result $SERVER_MYPORT_4 SERVER_MYPORT_4
--eval SELECT asynchronous_connection_failover_add_source('ch1', '127.0.0.1', $SERVER_MYPORT_4, '', 90)
SELECT asynchronous_connection_failover_add_managed('ch1', 'GroupReplication', 'aaaaaaaa-aaaa-aaaa-aaaa-aaaaaaaaaaaa', '10.0.0.2', 3306, '', 80, 70);
--let $assert_text= 'There are 2 rows in performance_schema.replication_asynchronous_connection_failover'
--let $assert_cond= [SELECT COUNT(*) count FROM performance_schema.replication_asynchronous_connection_failover, count, 1] = 2
--source include/assert.inc
--let $assert_text= 'The version of replication_asynchronous_connection_failover must be 2'
--let $assert_cond= [SELECT version FROM performance_schema.replication_group_configuration_version WHERE name=\'replication_asynchronous_connection_failover\', version, 1] = 2
--source include/assert.inc
--let $assert_text= 'There is 1 row in performance_schema.replication_asynchronous_connection_failover_managed'
--let $assert_cond= [SELECT COUNT(*) count FROM performance_schema.replication_asynchronous_connection_failover_managed, count, 1] = 1
--source include/assert.inc
--let $assert_text= 'The version of replication_asynchronous_connection_failover_managed must be 1'
--let $assert_cond= [SELECT version FROM performance_schema.replication_group_configuration_version WHERE name=\'replication_asynchronous_connection_failover_managed\', version, 1] = 1
--source include/assert.inc
--let $assert_text= 'SOURCE_CONNECTION_AUTO_FAILOVER must be enabled on ch1'
--let $assert_cond= [SELECT COUNT(*) AS count FROM performance_schema.replication_connection_configuration WHERE CHANNEL_NAME="ch1" AND SOURCE_CONNECTION_AUTO_FAILOVER=1, count, 1] = 1
--source include/assert.inc
--echo
--echo # 3. Bootstrap server1 and add some data
--echo # Verify channel 'ch1' is running.
--echo
--replace_result $local_address_server1 LOCAL_ADDRESS_SERVER1 $local_address_server2 LOCAL_ADDRESS_SERVER2 $local_address_server3 LOCAL_ADDRESS_SERVER3
--eval SET GLOBAL GROUP_REPLICATION_GROUP_SEEDS= "$local_address_server1, $local_address_server2, $local_address_server3"
--source include/start_and_bootstrap_group_replication.inc
CREATE TABLE t1 (c1 INT NOT NULL PRIMARY KEY) ENGINE=InnoDB;
INSERT INTO t1 VALUES (1);
INSERT INTO t1 VALUES (2);
--let $assert_text= 'CHANNEL ch1 is running'
--let $assert_cond= [SELECT COUNT(*) AS count FROM performance_schema.replication_connection_status WHERE CHANNEL_NAME="ch1" AND SERVICE_STATE="ON", count, 1] = 1
--source include/assert.inc
--echo
--echo # 4. Install the clone plugin and start GR on server3
--echo
--let $rpl_connection_name= server3
--source include/rpl_connection.inc
--replace_result $CLONE_PLUGIN CLONE_PLUGIN
--eval INSTALL PLUGIN clone SONAME '$CLONE_PLUGIN'
--echo
--echo # 5. Create replication channel ch1
--echo # with SOURCE_CONNECTION_AUTO_FAILOVER enabled.
--echo # And verify managed channel and non-managed source synced
--echo # is successful to failover tables.
--echo
--replace_result $SERVER_MYPORT_4 SERVER_MYPORT_4
--eval CHANGE REPLICATION SOURCE TO SOURCE_HOST='127.0.0.1', SOURCE_USER='root', SOURCE_AUTO_POSITION=1, SOURCE_CONNECTION_AUTO_FAILOVER=0, SOURCE_PORT=$SERVER_MYPORT_4, SOURCE_CONNECT_RETRY=1, SOURCE_RETRY_COUNT=1 FOR CHANNEL 'ch1'
--replace_result $local_address_server1 LOCAL_ADDRESS_SERVER1 $local_address_server2 LOCAL_ADDRESS_SERVER2 $local_address_server3 LOCAL_ADDRESS_SERVER3
--eval SET GLOBAL GROUP_REPLICATION_GROUP_SEEDS= "$local_address_server1, $local_address_server2, $local_address_server3"
--source include/start_group_replication.inc
--let $assert_text= 'There are 2 rows in performance_schema.replication_asynchronous_connection_failover'
--let $assert_cond= [SELECT COUNT(*) count FROM performance_schema.replication_asynchronous_connection_failover, count, 1] = 2
--source include/assert.inc
--let $assert_text= 'The version of replication_asynchronous_connection_failover must be 2'
--let $assert_cond= [SELECT version FROM performance_schema.replication_group_configuration_version WHERE name=\'replication_asynchronous_connection_failover\', version, 1] = 2
--source include/assert.inc
--let $assert_text= 'There is 1 row in performance_schema.replication_asynchronous_connection_failover_managed'
--let $assert_cond= [SELECT COUNT(*) count FROM performance_schema.replication_asynchronous_connection_failover_managed, count, 1] = 1
--source include/assert.inc
--let $assert_text= 'The version of replication_asynchronous_connection_failover_managed must be 1'
--let $assert_cond= [SELECT version FROM performance_schema.replication_group_configuration_version WHERE name=\'replication_asynchronous_connection_failover_managed\', version, 1] = 1
--source include/assert.inc
--let $assert_text= 'SOURCE_CONNECTION_AUTO_FAILOVER must be enabled for ch1'
--let $assert_cond= [SELECT COUNT(*) AS count FROM performance_schema.replication_connection_configuration WHERE CHANNEL_NAME="ch1" AND SOURCE_CONNECTION_AUTO_FAILOVER=1, count, 1] = 1
--source include/assert.inc
--echo
--echo # 6. Restart server 2 with a monitoring process (mysqld_safe)
--echo
--let $rpl_connection_name= server2
--source include/rpl_connection.inc
CHANGE REPLICATION SOURCE TO SOURCE_HOST='10.0.0.1', SOURCE_USER='root', SOURCE_AUTO_POSITION=1, SOURCE_CONNECTION_AUTO_FAILOVER=0, SOURCE_PORT=3306, SOURCE_CONNECT_RETRY=1, SOURCE_RETRY_COUNT=1 FOR CHANNEL 'ch1';
--let $_group_replication_local_address= `SELECT @@GLOBAL.group_replication_local_address`
--let $_group_replication_group_seeds= `SELECT @@GLOBAL.group_replication_group_seeds`
--let $_group_replication_comm_stack= `SELECT @@GLOBAL.group_replication_communication_stack`
# after the restart with mysqld_safe we need this option for expel operations
SET PERSIST local_infile= ON;
--let $plugin_list= $GROUP_REPLICATION
--source include/spawn_monitoring_process.inc
--echo
--echo # 7. Setup server2 so group replication starts on boot
--echo # Install the Clone plugin
--echo
--disable_query_log
--eval SET PERSIST group_replication_group_name= "$group_replication_group_name"
--eval SET PERSIST group_replication_local_address= "$_group_replication_local_address"
--eval SET PERSIST group_replication_group_seeds= "$_group_replication_group_seeds"
--eval SET PERSIST group_replication_communication_stack= "$_group_replication_comm_stack"
SET PERSIST group_replication_enforce_update_everywhere_checks=FALSE;
SET PERSIST group_replication_single_primary_mode=TRUE;
SET PERSIST group_replication_start_on_boot= ON;
--enable_query_log
--replace_result $CLONE_PLUGIN CLONE_PLUGIN
--eval INSTALL PLUGIN clone SONAME '$CLONE_PLUGIN'
--echo
--echo # 8. On a empty server2 start group replication
--echo # Wait for it to restart and come back
--echo # Check clone was completed
--echo
--let $_group_replication_threshold_save= `SELECT @@GLOBAL.group_replication_clone_threshold`
SET GLOBAL group_replication_clone_threshold= 1;
--replace_result $local_address_server1 LOCAL_ADDRESS_SERVER1 $local_address_server2 LOCAL_ADDRESS_SERVER2 $local_address_server3 LOCAL_ADDRESS_SERVER3
--eval SET GLOBAL GROUP_REPLICATION_GROUP_SEEDS= "$local_address_server1, $local_address_server2, $local_address_server3"
START GROUP_REPLICATION;
--source include/wait_until_disconnected.inc
--let $rpl_server_number= 2
--source include/rpl_reconnect.inc
--let $group_replication_member_state=ONLINE
--source include/gr_wait_for_member_state.inc
--let $assert_text= Clone must be completed
--let $assert_cond= [SELECT state="Completed" FROM performance_schema.clone_status] = 1;
--source include/assert.inc
--echo
--echo # 9. Verify data has been properly cloned in server2.
--echo
--let $diff_tables=server1:test.t1, server2:test.t1, server3:test.t1
--source include/diff_tables.inc
--let $assert_text= 'There are 2 rows in performance_schema.replication_asynchronous_connection_failover'
--let $assert_cond= [SELECT COUNT(*) count FROM performance_schema.replication_asynchronous_connection_failover, count, 1] = 2
--source include/assert.inc
--let $assert_text= 'The version of replication_asynchronous_connection_failover must be 2'
--let $assert_cond= [SELECT version FROM performance_schema.replication_group_configuration_version WHERE name=\'replication_asynchronous_connection_failover\', version, 1] = 2
--source include/assert.inc
--let $assert_text= 'There is 1 row in performance_schema.replication_asynchronous_connection_failover_managed'
--let $assert_cond= [SELECT COUNT(*) count FROM performance_schema.replication_asynchronous_connection_failover_managed, count, 1] = 1
--source include/assert.inc
--let $assert_text= 'The version of replication_asynchronous_connection_failover_managed must be 1'
--let $assert_cond= [SELECT version FROM performance_schema.replication_group_configuration_version WHERE name=\'replication_asynchronous_connection_failover_managed\', version, 1] = 1
--source include/assert.inc
--let $assert_text= 'SOURCE_CONNECTION_AUTO_FAILOVER must be enabled for ch1'
--let $assert_cond= [SELECT COUNT(*) AS count FROM performance_schema.replication_connection_configuration WHERE CHANNEL_NAME="ch1" AND SOURCE_CONNECTION_AUTO_FAILOVER=1, count, 1] = 1
--source include/assert.inc
--echo
--echo # 10. Get server2 expelled.
--echo
--let $rpl_connection_name = server2
--source include/rpl_connection.inc
SET GLOBAL super_read_only = 0;
SET @debug_saved = @@GLOBAL.DEBUG;
SET @@GLOBAL.DEBUG='+d,group_replication_stop_before_rejoin';
# Force expel on member 2
--let $member_id = `SELECT @@GLOBAL.server_uuid`
--let $rpl_server_count= 3
--source include/gr_expel_member_from_group.inc
SET GLOBAL super_read_only = 1;
--let $rpl_server_count= 4
SET DEBUG_SYNC = "now WAIT_FOR signal.autorejoin_waiting";
# Verify that it is currently running
--let $assert_text = Auto-rejoin should be running
--let $assert_count_var = `SELECT COUNT(*) FROM performance_schema.events_stages_current WHERE EVENT_NAME LIKE '%auto-rejoin%'`
--let $assert_cond = $assert_count_var = 1
--source include/assert.inc
--echo
--echo # 11. Add more data and new source to failover table
--echo # on server 1 before server2 rejoins.
--echo
--let $rpl_connection_name = server1
--source include/rpl_connection.inc
SELECT asynchronous_connection_failover_add_source('ch1', '10.0.0.1', 3307, '', 50);
INSERT INTO t1 VALUES (3);
INSERT INTO t1 VALUES (4);
--let $assert_text= 'There are 3 rows in performance_schema.replication_asynchronous_connection_failover'
--let $assert_cond= [SELECT COUNT(*) count FROM performance_schema.replication_asynchronous_connection_failover, count, 1] = 3
--source include/assert.inc
--let $assert_text= 'The version of replication_asynchronous_connection_failover must be 2'
--let $assert_cond= [SELECT version FROM performance_schema.replication_group_configuration_version WHERE name=\'replication_asynchronous_connection_failover\', version, 1] = 3
--source include/assert.inc
--source include/rpl_sync.inc
--echo
--echo # 12. Unblock the rejoin, another clone should happen
--echo
--let $rpl_connection_name = server2
--source include/rpl_connection.inc
SET GLOBAL group_replication_clone_threshold= 1;
SET DEBUG_SYNC = "now SIGNAL signal.autorejoin_continue";
--source include/wait_until_disconnected.inc
--let $rpl_server_number= 2
--source include/rpl_reconnect.inc
--let $group_replication_member_state=ONLINE
--source include/gr_wait_for_member_state.inc
--let $assert_text= Clone must be completed
--let $assert_cond= [SELECT state="Completed" FROM performance_schema.clone_status] = 1;
--source include/assert.inc
--echo
--echo # 13. Verify if the data and failover tables
--echo # has been properly cloned in server2.
--echo
--let $diff_tables=server1:test.t1, server2:test.t1, server3:test.t1
--source include/diff_tables.inc
--let $assert_text= 'There are 3 rows in performance_schema.replication_asynchronous_connection_failover'
--let $assert_cond= [SELECT COUNT(*) count FROM performance_schema.replication_asynchronous_connection_failover, count, 1] = 3
--source include/assert.inc
--let $assert_text= 'The version of replication_asynchronous_connection_failover must be 3'
--let $assert_cond= [SELECT version FROM performance_schema.replication_group_configuration_version WHERE name=\'replication_asynchronous_connection_failover\', version, 1] = 3
--source include/assert.inc
--let $assert_text= 'There is 1 row in performance_schema.replication_asynchronous_connection_failover_managed'
--let $assert_cond= [SELECT COUNT(*) count FROM performance_schema.replication_asynchronous_connection_failover_managed, count, 1] = 1
--source include/assert.inc
--let $assert_text= 'The version of replication_asynchronous_connection_failover_managed must be 1'
--let $assert_cond= [SELECT version FROM performance_schema.replication_group_configuration_version WHERE name=\'replication_asynchronous_connection_failover_managed\', version, 1] = 1
--source include/assert.inc
--let $assert_text= 'SOURCE_CONNECTION_AUTO_FAILOVER must be enabled for ch1'
--let $assert_cond= [SELECT COUNT(*) AS count FROM performance_schema.replication_connection_configuration WHERE CHANNEL_NAME="ch1" AND SOURCE_CONNECTION_AUTO_FAILOVER=1, count, 1] = 1
--source include/assert.inc
--echo
--echo # 14. Stop the replication channel 'ch1' on server1, and change
--echo # primary to server2. The asynchronous replication channel (ch1)
--echo # connection will be started without any error.
--echo
--let $server2_uuid= `SELECT @@server_uuid`
--let $rpl_connection_name= server1
--source include/rpl_connection.inc
--let $rpl_channel_name='ch1'
--source include/stop_slave.inc
--let $rpl_connection_name= server2
--source include/rpl_connection.inc
--replace_result $server2_uuid SERVER2_UUID
--eval SELECT group_replication_set_as_primary("$server2_uuid")
--let $group_replication_expected_uuid= $server2_uuid
--source include/gr_wait_primary_member_uuid.inc
--let $wait_condition=SELECT COUNT(*)=3 FROM performance_schema.replication_group_members where MEMBER_STATE="ONLINE"
--source include/wait_condition.inc
--let $rpl_channel_name='ch1'
--source include/wait_for_slave_to_start.inc
--let $wait_condition= SELECT COUNT(*)=1 FROM performance_schema.replication_connection_configuration where CHANNEL_NAME='ch1' and HOST='127.0.0.1' and PORT=$SERVER_MYPORT_4
--source include/wait_condition.inc
--let $wait_condition= SELECT COUNT(*)=1 FROM performance_schema.replication_connection_status where CHANNEL_NAME='ch1' and SERVICE_STATE='ON'
--source include/wait_condition.inc
--let $wait_condition= SELECT COUNT(*)=1 FROM performance_schema.replication_applier_status where CHANNEL_NAME='ch1' and SERVICE_STATE='ON'
--source include/wait_condition.inc
--let $assert_text= Verify replica_monitor thread is running
--let $assert_cond= "[select count(*) FROM performance_schema.threads where NAME=\"thread/sql/replica_monitor\"]" = 1;
--source include/assert.inc
--echo
--echo # 15. Cleanup
--echo
DROP TABLE t1;
RESET PERSIST IF EXISTS group_replication_enforce_update_everywhere_checks;
RESET PERSIST IF EXISTS group_replication_single_primary_mode;
RESET PERSIST IF EXISTS group_replication_group_name;
RESET PERSIST IF EXISTS group_replication_local_address;
RESET PERSIST IF EXISTS group_replication_group_seeds;
RESET PERSIST IF EXISTS group_replication_communication_stack;
RESET PERSIST IF EXISTS group_replication_start_on_boot;
RESET PERSIST IF EXISTS local_infile;
--let $rpl_channel_name='ch1'
--source include/stop_slave.inc
--let $rpl_reset_slave_all= 1
--let $rpl_multi_source= 1
--source include/rpl_reset_slave.inc
--let $rpl_channel_name=
--let $rpl_reset_slave_all=
--let $rpl_multi_source=
--let $rpl_connection_name= server1
--source include/rpl_connection.inc
--source include/stop_group_replication.inc
UNINSTALL PLUGIN clone;
--let $rpl_channel_name='ch1'
--let $rpl_reset_slave_all= 1
--let $rpl_multi_source= 1
--source include/rpl_reset_slave.inc
--let $rpl_channel_name=
--let $rpl_reset_slave_all=
--let $rpl_multi_source=
set session sql_log_bin=0;
call mtr.add_suppression("The Monitor IO thread failed to connect to the source .* for channel 'ch1', thence it will try to connect to another source.");
set session sql_log_bin=1;
--let $rpl_connection_name= server3
--source include/rpl_connection.inc
--source include/stop_group_replication.inc
UNINSTALL PLUGIN clone;
--let $rpl_channel_name='ch1'
--let $rpl_reset_slave_all= 1
--let $rpl_multi_source= 1
--source include/rpl_reset_slave.inc
--let $rpl_channel_name=
--let $rpl_reset_slave_all=
--let $rpl_multi_source=
--let $rpl_connection_name= server2
--source include/rpl_connection.inc
--disable_query_log
--eval SET GLOBAL group_replication_clone_threshold= $_group_replication_threshold_save
--enable_query_log
--source include/stop_group_replication.inc
UNINSTALL PLUGIN clone;
set session sql_log_bin=0;
call mtr.add_suppression("Recovery from source pos .* and file .* for channel 'ch1'. Previous relay log pos and relay log file had been set to .* respectively.");
call mtr.add_suppression("The Monitor IO thread failed to connect to the source .* for channel 'ch1', thence it will try to connect to another source.");
call mtr.add_suppression("This member will start distributed recovery using clone. It is due to the number of missing transactions being higher than the configured threshold of*");
call mtr.add_suppression("Member was expelled from the group due to network failures, changing member status to ERROR.");
call mtr.add_suppression("The server was automatically set into read only mode after an error was detected.");
call mtr.add_suppression("Started auto-rejoin procedure attempt*");
call mtr.add_suppression("Auto-rejoin procedure attempt 1 of 1");
call mtr.add_suppression("Clone removing all user data for provisioning: Started");
call mtr.add_suppression("Clone removing all user data for provisioning: Finished");
call mtr.add_suppression("Applier metadata information for channel 'ch1' was found after a clone operation. Relay log recovery will be executed to adjust positions .*");
call mtr.add_suppression("Error during .* Could not locate rotate event from the source.");
call mtr.add_suppression("Server was not able to find a rotate event from source server to initialize relay log recovery for channel .*");
set session sql_log_bin=1;
--source include/clean_monitoring_process.inc
--source include/group_replication_end.inc
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