mariadb/mysql-test/extra/rpl_tests/rpl_stm_000001.test
Sven Sandberg 2f78abd21b BUG#47995: Mark system functions as unsafe
Problem: Some system functions that could return different values on
master and slave were not marked unsafe. In particular:
 GET_LOCK
 IS_FREE_LOCK
 IS_USED_LOCK
 MASTER_POS_WAIT
 RELEASE_LOCK
 SLEEP
 SYSDATE
 VERSION
Fix: Mark these functions unsafe.


mysql-test/extra/rpl_tests/rpl_stm_000001.test:
  - The test does not work in mixed mode any more, since it tries to
    simulate an error in the sql thread in a query that uses get_lock.
    Since get_lock now causes the query to be logged in row format,
    the error didn't happen. Hence, we now force statement mode.
  - Warnings must be disabled when the unsafe query is issued.
  - Replaced some save_master_pos+connection slave+sync_with_master
    by sync_slave_with_master.
mysql-test/suite/binlog/r/binlog_stm_mix_innodb_myisam.result:
  updated result file
mysql-test/suite/binlog/r/binlog_stm_row.result:
  updated result file
mysql-test/suite/binlog/r/binlog_unsafe.result:
  updated result file
mysql-test/suite/binlog/t/binlog_killed.test:
  binlog_killed only works in statement format now, since
  it switches to row mode in mixed mode.
mysql-test/suite/binlog/t/binlog_stm_mix_innodb_myisam.test:
  suppress warnings for unsafe statements
mysql-test/suite/binlog/t/binlog_stm_row.test:
  - Suppress warnings in test that causes warnings.
  - The test sets binlog format explicitly, so no need to execute it
    twice.
mysql-test/suite/binlog/t/binlog_unsafe.test:
  Added test for all unsafe system functions. This test also includes
  system functions that were unsafe prior to BUG#47995.
mysql-test/suite/rpl/r/rpl_err_ignoredtable.result:
  updated result file
mysql-test/suite/rpl/r/rpl_get_lock.result:
  updated result file
mysql-test/suite/rpl/r/rpl_nondeterministic_functions.result:
  new result file
mysql-test/suite/rpl/r/rpl_stm_000001.result:
  updated result file
mysql-test/suite/rpl/r/rpl_trigger.result:
  updated result file
mysql-test/suite/rpl/t/rpl_err_ignoredtable.test:
  - suppress warnings for unsafe statement
  - replaced save_master_pos+connection slave+sync_with_master
    with sync_slave_with_master
mysql-test/suite/rpl/t/rpl_get_lock.test:
  update test case that causes new warnings
mysql-test/suite/rpl/t/rpl_nondeterministic_functions.test:
  Added new test case for nondeterministic functions.
mysql-test/suite/rpl/t/rpl_trigger.test:
  update test case that causes new warnings
sql/item_create.cc:
  Marked some system functions unsafe.
sql/item_strfunc.cc:
  Clarified comment related to this bug.
sql/sql_yacc.yy:
  Marked sysdate unsafe.
2009-11-18 15:50:31 +01:00

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Text

# Requires binlog_format=statement format since query involving
# get_lock() is logged in row format if binlog_format=mixed or row.
-- source include/have_binlog_format_statement.inc
-- source include/master-slave.inc
CALL mtr.add_suppression("Statement may not be safe to log in statement format.");
# Load some data into t1
create table t1 (word char(20) not null);
load data infile '../../std_data/words.dat' into table t1;
--replace_result $MYSQL_TEST_DIR MYSQL_TEST_DIR
eval load data local infile '$MYSQL_TEST_DIR/std_data/words.dat' into table t1;
select * from t1 limit 10;
#
# Test slave with wrong password
#
sync_slave_with_master;
stop slave;
connection master;
set password for root@"localhost" = password('foo');
connection slave;
start slave;
connection master;
#
# Give slave time to do at last one failed connect retry
# This one must be short so that the slave will not stop retrying
real_sleep 2;
set password for root@"localhost" = password('');
# Give slave time to connect (will retry every second)
sleep 2;
create table t3(n int);
insert into t3 values(1),(2);
sync_slave_with_master;
select * from t3;
select sum(length(word)) from t1;
connection master;
drop table t1,t3;
sync_slave_with_master;
# Test if the slave SQL thread can be more than 16K behind the slave
# I/O thread (> IO_SIZE)
connection master;
# we'll use table-level locking to delay slave SQL thread
eval create table t1 (n int) engine=$engine_type;
sync_slave_with_master;
connection master;
reset master;
connection slave;
stop slave;
reset slave;
connection master;
let $1=5000;
# Generate 16K of relay log
disable_query_log;
while ($1)
{
eval insert into t1 values($1);
dec $1;
}
enable_query_log;
# Try to cause a large relay log lag on the slave by locking t1
connection slave;
lock tables t1 read;
start slave;
#hope this is long enough for I/O thread to fetch over 16K relay log data
sleep 3;
unlock tables;
#test handling of aborted connection in the middle of update
connection master;
create table t2(id int);
insert into t2 values(connection_id());
connection master1;
# Avoid generating result
create temporary table t3(n int);
--disable_warnings
insert into t3 select get_lock('crash_lock%20C', 1) from t2;
--enable_warnings
connection master;
send update t1 set n = n + get_lock('crash_lock%20C', 2);
connection master1;
sleep 3;
select (@id := id) - id from t2;
kill @id;
# We don't drop t3 as this is a temporary table
drop table t2;
connection master;
# The get_lock function causes warning for unsafe statement.
--disable_warnings
--error 1317,2013
reap;
--enable_warnings
connection slave;
# The SQL slave thread should now have stopped because the query was killed on
# the master (so it has a non-zero error code in the binlog).
--source include/wait_for_slave_sql_to_stop.inc
# The following test can't be done because the result of Pos will differ
# on different computers
# --replace_result $MASTER_MYPORT MASTER_PORT
# show slave status;
set global sql_slave_skip_counter=1;
start slave;
select count(*) from t1;
connection master1;
drop table t1;
create table t1 (n int);
insert into t1 values(3456);
insert into mysql.user (Host, User, Password)
VALUES ("10.10.10.%", "blafasel2", password("blafasel2"));
select select_priv,user from mysql.user where user = _binary'blafasel2';
update mysql.user set Select_priv = "Y" where User= _binary"blafasel2";
select select_priv,user from mysql.user where user = _binary'blafasel2';
sync_slave_with_master;
select n from t1;
select select_priv,user from mysql.user where user = _binary'blafasel2';
connection master1;
drop table t1;
delete from mysql.user where user="blafasel2";
sync_slave_with_master;
# End of 4.1 tests