Current File : //usr/share/mysql-test/suite/ndb_rpl/t/ndb_rpl_break_3_chain.test
--source include/have_ndb.inc
# setup replication 1->2->3
--let $rpl_topology= 1->2->3
--source include/rpl_init.inc
# create connections to first mysqld in each cluster
--let $rpl_connection_name= cluster1
--let $rpl_server_number= 1
--source include/rpl_connect.inc
--let $rpl_connection_name= cluster2
--let $rpl_server_number= 2
--source include/rpl_connect.inc
--let $rpl_connection_name= cluster3
--let $rpl_server_number= 3
--source include/rpl_connect.inc
--let $rpl_connection_name= cluster1
--source include/rpl_connection.inc
show variables like 'server_id';
select @cluster1_server_id:=(variable_value+0)
from information_schema.global_variables
where variable_name like 'server_id';
let $CLUSTER1_SERVER_ID= query_get_value('select @cluster1_server_id as v',v,1);
--let $rpl_connection_name= cluster2
--source include/rpl_connection.inc
show variables like 'server_id';
--let $rpl_connection_name= cluster3
--source include/rpl_connection.inc
show variables like 'server_id';
--echo First show replication 1->2->3
--let $rpl_connection_name= cluster1
--source include/rpl_connection.inc
use test;
create table t1(a int primary key, b varchar(50)) engine=ndb;
insert into t1 values (1,'Summertime');
--sync_slave_with_master cluster2
--echo Cluster2 has insert and apply_status from Cluster1
show variables like 'server_id';
--replace_column 2 # 3 # 4 # 5 #
select * from mysql.ndb_apply_status order by server_id;
select * from test.t1;
--sync_slave_with_master cluster3
--echo Cluster3 has insert and apply_status from Cluster1+2
show variables like 'server_id';
--replace_column 2 # 3 # 4 # 5 #
select * from mysql.ndb_apply_status order by server_id;
select * from test.t1;
--echo Break Cluster3's link with Cluster2
--let $rpl_connection_name= cluster3
--source include/rpl_connection.inc
--source include/stop_slave.inc
--echo Make further changes on Cluster1
--let $rpl_connection_name= cluster1
--source include/rpl_connection.inc
insert into test.t1 values (2, "The cotton is high");
insert into test.t1 values (3, "Daddys rich");
--sync_slave_with_master cluster2
--echo Show changes exist on Cluster2
select * from test.t1 order by a;
--echo Check data on Cluster3
--let $rpl_connection_name= cluster3
--source include/rpl_connection.inc
select * from test.t1 order by a;
--echo Now change Cluster3 to skip-over Cluster2 and get binlog direct from Cluster1
--replace_column 2 # 3 # 4 # 5 #
select * from mysql.ndb_apply_status order by server_id;
--disable_query_log
--disable_result_log
eval select @binlog_file_name:=log_name from mysql.ndb_apply_status
where server_id = $CLUSTER1_SERVER_ID;
eval select @binlog_file_pos:=end_pos from mysql.ndb_apply_status
where server_id = $CLUSTER1_SERVER_ID;
--enable_query_log
--enable_result_log
let $CLUSTER1_LOG_FILE= query_get_value('select @binlog_file_name as v', v, 1);
let $CLUSTER1_LOG_POS= query_get_value('select @binlog_file_pos as v', v, 1);
--let $rpl_topology= 1->2, 1->3
--let $rpl_master_log_file= 3:$CLUSTER1_LOG_FILE
--let $rpl_master_log_pos= 3:$CLUSTER1_LOG_POS
--source include/rpl_change_topology.inc
--source include/start_slave.inc
--let $rpl_connection_name= cluster1
--source include/rpl_connection.inc
--sync_slave_with_master cluster3
--echo Now show that cluster 3 is successfully replicating from Cluster1
--let $rpl_connection_name= cluster3
--source include/rpl_connection.inc
select * from test.t1 order by a;
--echo Clean up
--let $rpl_connection_name= cluster1
--source include/rpl_connection.inc
drop table test.t1;
--source include/rpl_end.inc
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