File: rpl_read_only.test

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# Test case for BUG #11733
--source include/not_have_privilege_checks_user.inc
-- source include/master-slave.inc

call mtr.add_suppression("Unsafe statement written to the binary log using statement format since BINLOG_FORMAT = STATEMENT");

# Create a test and replicate it to slave
connection master;
create user test;
--source include/sync_slave_sql_with_master.inc

# Setting the master readonly :
# - the variable @@readonly is not replicated on the slave

connect (master2,127.0.0.1,test,,test,$MASTER_MYPORT,);
connect (slave2,127.0.0.1,test,,test,$SLAVE_MYPORT,);

connection master1;

create table t1(a int) engine=InnoDB;
insert into t1 values(1001);

connection master;
set global read_only=1;

connection master1;
select @@read_only;
select * from t1;

--source include/sync_slave_sql_with_master.inc
select @@read_only;
select * from t1;

# - replication of transactions
connection master;
set global read_only=0;

connection master1;
BEGIN;

connection master2;
BEGIN;

connection master;
select @@read_only;
set global read_only=1;

connection master1;
-- echo *** On SUPER USER connection ***
insert into t1 values(1002);

connection master2;
-- echo *** On regular USER connection ***
--error ER_OPTION_PREVENTS_STATEMENT
insert into t1 values(1003);

connection master1;
## works even with read_only=1, because master1 is root
-- echo *** SUPER USER COMMIT (must succeed) *** 
COMMIT;

connection master2;
-- echo *** regular USER COMMIT (must succeed - nothing to commit) *** 
COMMIT;

connection master;
select @@read_only;
set global read_only=0;

connection master1;
insert into t1 values(1004);

select * from t1;

--source include/sync_slave_sql_with_master.inc
select * from t1;

# Setting the slave readonly : replication will pass
# 
connection slave1;
set global read_only=1;

connection slave;
select @@read_only;
# Make sure the replicated table is also transactional
show create table t1;

connection master;
insert into t1 values(1005);
select * from t1;

--source include/sync_slave_sql_with_master.inc
connection slave;
select * from t1;

# Non root user can not write on the slave
connection slave2;
--error ER_OPTION_PREVENTS_STATEMENT
insert into t1 values(1006);

## Cleanup
connection master;
drop user test;
drop table t1;
--source include/sync_slave_sql_with_master.inc
set global read_only=0;


--source include/rpl_end.inc