!include my.cnf

[mysqld.1]
log-bin=master-bin

[mysqld.2]
log-bin=master-bin

[mysqld.3]
innodb
log-bin=slave-bin
server-id=3
log-warnings=2

[ENV]
SERVER_MYPORT_3= @mysqld.3.port
SERVER_MYSOCK_3= @mysqld.3.socket