binlog_killed.test

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-- source include/have_innodb.inc
--source include/not_embedded.inc
--source include/have_log_bin.inc

###
### bug#22725 : incorrect killed error in binlogged query
###

connect (con1, localhost, root,,);
connect (con2, localhost, root,,);

create table t1 (a int auto_increment, b int, PRIMARY KEY (a)) ENGINE=InnoDB;
create table t2 (a int auto_increment, b int, PRIMARY KEY (a)) ENGINE=MyISAM;
create table t3 (a int auto_increment, b int, PRIMARY KEY (a)) ENGINE=InnoDB;

#
# effective test for bug#22725
#

connection con1;
select get_lock("a", 20);

connection con2;
let $ID= `select connection_id()`;
reset master;
send insert into t2 values (null, null), (null, get_lock("a", 10));


connection con1;

disable_abort_on_error;
disable_query_log;
disable_result_log;

eval kill query $ID;

connection con2;
--error 0,ER_QUERY_INTERRUPTED
reap;
let $rows= `select count(*) from t2  /* must be 2 or 0 */`;

--exec $MYSQL_BINLOG --start-position=126 $MYSQLTEST_VARDIR/log/master-bin.000001 > $MYSQLTEST_VARDIR/tmp/kill_query_calling_sp.binlog
--replace_result $MYSQLTEST_VARDIR MYSQLTEST_VARDIR
eval select
(@a:=load_file("$MYSQLTEST_VARDIR/tmp/kill_query_calling_sp.binlog"))
is not null;
--replace_result $MYSQL_TEST_DIR MYSQL_TEST_DIR
let $error_code= `select @a like "%#%error_code=0%" /* must return 1 or 0*/`;
let $insert_binlogged= `select @a like "%insert into%" /* must return 1 or 0 */`;
eval set @result= $rows- $error_code - $insert_binlogged;

enable_abort_on_error;
enable_query_log;
enable_result_log;

select @result /* must be zero either way */;

# the functions are either *insensitive* to killing or killing can cause
# strange problmes with the error propagation out of SF's stack
#  Bug#27563, Bug#27565, BUG#24971
#
# TODO: use if's block as regression test for the bugs or remove
#
if (0)
{
delimiter |;
create function bug27563() 
RETURNS int(11)
DETERMINISTIC
begin
  select get_lock("a", 10)  into @a;
  return 1;
end|
delimiter ;|

# the function is sensitive to killing requiring innodb though with wrong client error 
# TO FIX in BUG#27565; TODO: remove --error 1105 afterwards
delimiter |;
create function bug27565() 
RETURNS int(11)
DETERMINISTIC
begin
  select a from t1 where a=1  into @a for update;
  return 1;
end|
delimiter ;|

reset master;


### ta table case: killing causes rollback

# A. autocommit ON
connection con1;
select get_lock("a", 20);

connection con2;
let $ID= `select connection_id()`;
send insert into t1 values (bug27563(),1);

connection con1;
eval kill query $ID;

connection con2;
# todo (re-record test): after bugs 27563,27565 got fixed affected rows will report zero
--enable_info
# todo: remove 0 return after fixing Bug#27563
--error 0,ER_QUERY_INTERRUPTED
reap; ### pb: wrong error
--disable_info
###--replace_column 2 # 5 #
### show binlog events from 98 /* nothing in binlog unless Bug#27563 */;
show master status /* must be only FD event unless Bug#27563 */;
select count(*) from t1 /* must be zero unless Bug#27563 */;

# M. multi-statement-ta
connection con2;
let $ID= `select connection_id()`;
begin;
send insert into t1 values (bug27563(),1);

connection con1;
eval kill query $ID;
connection con2;
# todo (re-record test): after bugs 27563,27565 got fixed affected rows will report zero
--enable_info
# todo: remove 0 return after fixing  Bug#27563
--error 0,ER_QUERY_INTERRUPTED
reap;
--disable_info
select count(*) from t1 /* must be zero unless Bug#27563 */;
commit;


### non-ta table case: killing must be recorded in binlog

reset master;

connection con2;
let $ID= `select connection_id()`;
send insert into t2 values (bug27563(),1);

connection con1;
eval kill query $ID;

connection con2;
# todo: remove 0 return after fixing  Bug#27563
--error 0,ER_QUERY_INTERRUPTED
reap;
select count(*) from t2 /* must be one */;
#show binlog events from 98 /* must have the insert on non-ta table */;
show master status  /* must have the insert event more to FD */;
# the value of the error flag of KILLED_QUERY is tested further

connection con1;
select RELEASE_LOCK("a");

### test with effective killing of SF()

delete from t1;
delete from t2;
insert into t1 values (1,1);
insert into t2 values (1,1);

# 
# Bug#27565
# test where KILL is propagated as error to the top level
# still another bug with the error message to the user
# todo: fix reexecute the result file after fixing
# 
begin; update t1 set b=0 where a=1;

connection con2;
let $ID= `select connection_id()`;
send update t2 set b=bug27565()-1 where a=1;

connection con1;
eval kill query $ID;
commit;

connection con2;
# todo: fix Bug #27565 killed query of SF() is not reported correctly and 
# remove 1105 (wrong)
#--error ER_QUERY_INTERRUPTED
--error 1105,ER_QUERY_INTERRUPTED
reap; ### pb: wrong error
select * from t1 /* must be: (1,0) */;
select * from t2 /* must be as before: (1,1) */;

## bug#22725 with effective and propagating killing
#
# top-level ta-table
connection con1;
delete from t3;
reset master;
begin; update t1 set b=0 where a=1;

connection con2;
let $ID= `select connection_id()`;
# the query won't perform completely since the function gets interrupted
send insert into t3 values  (0,0),(1,bug27565());

connection con1;
eval kill query $ID;
rollback;

connection con2;
# todo: fix Bug #27565 killed query of SF() is not reported correctly and 
# remove 1105 (wrong)
#--error ER_QUERY_INTERRUPTED
--error 1105,ER_QUERY_INTERRUPTED
reap; ### pb: wrong error
select count(*) from t3 /* must be zero */;
show master status /* nothing in binlog */;

# top-level non-ta-table
connection con1;
delete from t2;
reset master;
begin;  update t1 set b=0 where a=1;

connection con2;
let $ID= `select connection_id()`;
# the query won't perform completely since the function gets intrurrupted
send insert into t2 values (0,0),(1,bug27565()) /* non-ta t2 */;

connection con1;
eval kill query $ID;
rollback;

connection con2;
# todo: fix Bug #27565 killed query of SF() is not reported correctly and 
# remove 1105 (wrong)
#--error ER_QUERY_INTERRUPTED
--error 1105,ER_QUERY_INTERRUPTED
reap; ### pb: wrong error

select count(*) from t2    /* count must be one */;
show master status /* insert into non-ta must be in binlog */;

drop function bug27563;
drop function bug27565;
}

system rm $MYSQLTEST_VARDIR/tmp/kill_query_calling_sp.binlog ;

drop table t1,t2,t3;