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# ==== Purpose ====
#
# Set up circular cluster replication where each
# cluster has two mysqlds and replication directions are
# following:
# 1 2
# master ---> slave
# / \
# cluster A cluster B
# \ 3 4 /
# master1 <--- slave1
#
# ==== Usage ====
#
# [--let $rpl_server_count= N]
# [--let $rpl_skip_check_server_ids= 1]
# [--let $rpl_skip_reset_master_and_slave= 1]
# [--let $rpl_skip_change_master= 1]
# [--let $rpl_skip_start_slave= 1]
# [--let $rpl_debug= 1]
# [--let $slave_timeout= NUMBER]
# --source include/ndb_master-slave_2ch.inc
#
# Parameters:
# $rpl_server_count, $rpl_skip_check_server_ids,
# $rpl_skip_reset_master_and_slave, $rpl_skip_change_master,
# $rpl_skip_start_slave, $rpl_debug, $slave_timeout
# See include/master-slave.inc
#--let $rpl_debug= 1
--let $rpl_topology= 1->2,4->3
--let $rpl_skip_start_slave= 1
--source include/rpl_init.inc
# Make connections to mysqlds
--let $rpl_connection_name= master
--let $rpl_server_number= 1
--source include/rpl_connect.inc
--let $rpl_connection_name= master1
--let $rpl_server_number= 3
--source include/rpl_connect.inc
--let $rpl_connection_name= slave
--let $rpl_server_number= 2
--source include/rpl_connect.inc
--let $rpl_connection_name= slave1
--let $rpl_server_number= 4
--source include/rpl_connect.inc
# Now add IGNORE_SERVER_IDS
--disable_query_log
connection master;
CHANGE MASTER TO IGNORE_SERVER_IDS= (1,3);
connection master1;
CHANGE MASTER TO IGNORE_SERVER_IDS= (1,3);
connection slave;
CHANGE MASTER TO IGNORE_SERVER_IDS= (2,4);
connection slave1;
CHANGE MASTER TO IGNORE_SERVER_IDS= (2,4);
# Now start replication
--source include/rpl_start_slaves.inc
--enable_query_log
# Check that all mysqld are compiled with ndb support
--let $_rpl_server= 4
while ($_rpl_server)
{
--connection server_$_rpl_server
if (`SELECT COUNT(*) = 0 FROM INFORMATION_SCHEMA.ENGINES WHERE engine = 'ndbcluster' AND (support = 'YES' OR support = 'DEFAULT')`)
{
--skip Test requires NDB.
}
--source include/ndb_not_readonly.inc
--dec $_rpl_server
}
# Set the default connection to 'master' (cluster A)
connection master;