Merge capulet.net:/home/bk/mysql-5.0-rpl

into  capulet.net:/home/mats/devel/b31793-mysql-5.0-rpl

mysql-test/r/binlog_killed.result

@@ -9,4 +9,48 @@ insert into t2 values (null, null), (null, get_lock("a", 10));
 select @result /* must be zero either way */;
 @result
 0
+select RELEASE_LOCK("a");
+RELEASE_LOCK("a")
+1
+delete from t1;
+delete from t2;
+insert into t1 values (1,1),(2,2);
+begin;
+update t1 set b=11 where a=2;
+begin;
+update t1 set b=b+10;
+kill query ID;
+rollback;
+rollback;
+select * from t1  order by a /* must be the same as before (1,1),(2,2) */;
+a	b
+1	1
+2	2
+begin;
+delete from t1 where a=2;
+begin;
+delete from t1 where a=2;
+kill query ID;
+rollback;
+rollback;
+select * from t1 order by a /* must be the same as before (1,1),(2,2) */;
+a	b
+1	1
+2	2
+drop table if exists t4;
+create table t4 (a int, b int) engine=innodb;
+insert into t4 values (3, 3);
+begin;
+insert into t1 values (3, 3);
+begin;
+insert into t1 select * from t4 for update;
+kill query ID;
+rollback;
+rollback;
+select * from t1 /* must be the same as before (1,1),(2,2) */;
+a	b
+1	1
+2	2
+drop table t4;
 drop table t1,t2,t3;
+end of the tests

mysql-test/r/binlog_killed_simulate.result

+drop table if exists t1,t2;
+create table t1  (a int) engine=MyISAM;
+insert into t1 set a=1;
+reset master;
+update t1 set a=2 /* will be "killed" after work has been done */;
+select
+(@a:=load_file("MYSQLTEST_VARDIR/tmp/binlog_killed_bug27571.binlog"))
+is not null;
+(@a:=load_file("MYSQLTEST_VARDIR/tmp/binlog_killed_bug27571.binlog"))
+is not null
+1
+select 1 /* must return 1 as query completed before got killed*/;
+1
+1
+create table t2 (a int, b int) ENGINE=MyISAM;
+reset master;
+load data infile '../std_data_ln/rpl_loaddata.dat' into table t2 /* will be "killed" in the middle */;
+ERROR 70100: Query execution was interrupted
+show binlog events from 98;
+Log_name	Pos	Event_type	Server_id	End_log_pos	Info
+master-bin.000001	98	Begin_load_query	1	#	;file_id=1;block_len=12
+master-bin.000001	133	Execute_load_query	1	#	use `test`; load data infile '../std_data_ln/rpl_loaddata.dat' into table t2 /* will be "killed" in the middle */ ;file_id=1
+select
+(@a:=load_file("MYSQLTEST_VARDIR/tmp/binlog_killed_bug27571.binlog"))
+is not null;
+(@a:=load_file("MYSQLTEST_VARDIR/tmp/binlog_killed_bug27571.binlog"))
+is not null
+1
+select 0 /* must return 0 to mean the killed query is in */;
+0
+0
+drop table t1,t2;
+end of the tests

mysql-test/t/binlog_killed.test

@@ -55,194 +55,162 @@ 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;
 
+--remove_file $MYSQLTEST_VARDIR/tmp/kill_query_calling_sp.binlog
+connection con1;
+select RELEASE_LOCK("a");
 
-### ta table case: killing causes rollback
+#
+# bug#27571 asynchronous setting mysql_`query`::error and Query_log_e::error_code
+#
 
-# A. autocommit ON
-connection con1;
-select get_lock("a", 20);
+# checking that killing inside of select loops is safe as before
+# killing after the loop can be only simulated - another test
 
-connection con2;
-let $ID= `select connection_id()`;
-send insert into t1 values (bug27563(),1);
+delete from t1;
+delete from t2;
+insert into t1 values (1,1),(2,2);
 
+#
+# simple update
+#
 connection con1;
-eval kill query $ID;
+begin; update t1 set b=11 where a=2;
 
-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);
+send update t1 set b=b+10;
 
 connection con1;
+--replace_result $ID ID
 eval kill query $ID;
+rollback;
+
+# Bug #32148  	killi query may be ineffective 
+# forced to comment out the test's outcome 
+# and mask out ineffective ER_QUERY_INTERRUPTED
+# todo1: revert back upon fixing bug#32148
+# todo2: the tests need refining in that
+#        killing should wait till the victim requested
+#        its lock (wait_condition available in 5.1 tests)
+
 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;
+rollback;
+select * from t1  order by a /* must be the same as before (1,1),(2,2) */;
 
+#
+# multi update
+# commented out as Bug #31807 multi-update,delete killing does not report with ER_QUERY_INTERRUPTED
+# in the way
+#
+# connection con1;
+# begin; update t1 set b=b+10;
 
-### non-ta table case: killing must be recorded in binlog
+# connection con2;
+# send update t1 as t_1,t1 as t_2 set t_1.b=11 where t_2.a=2;
 
-reset master;
+# connection con1;
+# --replace_result $ID ID
+# eval kill query $ID;
+# rollback;
+
+# disable_abort_on_error;
+
+# connection con2;
+# --error HY000,ER_QUERY_INTERRUPTED
+# reap;
+# select * from t1 /* must be the same as before (1,1),(2,2) */;
+
+# enable_abort_on_error;
+#
+# simple delete
+#
+connection con1;
+begin; delete from t1 where a=2;
 
 connection con2;
 let $ID= `select connection_id()`;
-send insert into t2 values (bug27563(),1);
+begin;
+send delete from t1 where a=2;
 
 connection con1;
+--replace_result $ID ID
 eval kill query $ID;
+rollback;
 
 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()
+rollback;
+# todo1,2 above
+select * from t1 order by a /* must be the same as before (1,1),(2,2) */;
 
-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
+# multi delete
+# the same as for multi-update
 #
-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;
+# begin; delete from t1 where a=2;
 
-connection con1;
-eval kill query $ID;
-commit;
+# connection con2;
+# send delete t1 from t1 where t1.a=2;
 
-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) */;
+# connection con1;
+# --replace_result $ID ID
+# eval kill query $ID;
+# rollback;
 
-## bug#22725 with effective and propagating killing
+# connection con2;
+# --error 0,ER_QUERY_INTERRUPTED
+# reap;
+# select * from t1 /* must be the same as before (1,1),(2,2) */;
+#
+# insert select
 #
-# top-level ta-table
 connection con1;
-delete from t3;
-reset master;
-begin; update t1 set b=0 where a=1;
+--disable_warnings
+drop table if exists t4;
+--enable_warnings
+create table t4 (a int, b int) engine=innodb;
+insert into t4 values (3, 3);
+begin; insert into t1 values (3, 3);
 
 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());
+begin;
+send insert into t1 select * from t4 for update;
 
 connection con1;
+--replace_result $ID ID
 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;
+--error 0,ER_QUERY_INTERRUPTED
+reap;
+# todo 1,2 above
 rollback;
+select * from t1 /* must be the same as before (1,1),(2,2) */;
 
-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
+drop table t4; # cleanup for the sub-case
+
+###
+## non-ta table case: killing must be recorded in binlog
+###
 
-select count(*) from t2    /* count must be one */;
-show master status /* insert into non-ta must be in binlog */;
+# In order to be deterministic the test needs INFORMATION_SCHEMA.PROCESSLIST
+# which is not available on 5.0 at this time.
+# Therefore, skip this part on 5.0.
 
-drop function bug27563;
-drop function bug27565;
-}
 
-system rm $MYSQLTEST_VARDIR/tmp/kill_query_calling_sp.binlog ;
+#
+# common cleanup 
+#
 
 drop table t1,t2,t3;
 
+--echo end of the tests

mysql-test/t/binlog_killed_simulate-master.opt

+--loose-debug=d,simulate_kill_bug27571

mysql-test/t/binlog_killed_simulate.test

+-- source include/have_debug.inc
+#
+# bug#27571 asynchronous setting mysql_$query()'s local error and 
+#           Query_log_event::error_code
+#
+
+--disable_warnings
+drop table if exists t1,t2;
+--enable_warnings
+
+#
+#  Checking that killing upon successful row-loop does not affect binlogging
+#
+
+create table t1  (a int) engine=MyISAM;
+insert into t1 set a=1;
+reset master;
+
+update t1 set a=2 /* will be "killed" after work has been done */;
+
+# a proof the query is binlogged with no error
+
+--exec $MYSQL_BINLOG --start-position=98 $MYSQLTEST_VARDIR/log/master-bin.000001 > $MYSQLTEST_VARDIR/tmp/binlog_killed_bug27571.binlog
+--replace_result $MYSQLTEST_VARDIR MYSQLTEST_VARDIR
+eval select
+(@a:=load_file("$MYSQLTEST_VARDIR/tmp/binlog_killed_bug27571.binlog"))
+is not null;
+--replace_result $MYSQL_TEST_DIR MYSQL_TEST_DIR
+let $error_code= `select @a like "%#%error_code=0%" /* must return 1 */`;
+eval select $error_code /* must return 1 as query completed before got killed*/;
+
+# cleanup for the sub-case
+system rm $MYSQLTEST_VARDIR/tmp/binlog_killed_bug27571.binlog;
+
+
+#
+#  Checking that killing inside of row-loop for LOAD DATA into
+#  non-transactional table affects binlogging
+#
+
+create table t2 (a int, b int) ENGINE=MyISAM;
+reset master;
+--error ER_QUERY_INTERRUPTED
+load data infile '../std_data_ln/rpl_loaddata.dat' into table t2 /* will be "killed" in the middle */;
+
+
+# a proof the query is binlogged with an error
+
+source include/show_binlog_events.inc;
+
+--exec $MYSQL_BINLOG --start-position=98 $MYSQLTEST_VARDIR/log/master-bin.000001 > $MYSQLTEST_VARDIR/tmp/binlog_killed_bug27571.binlog
+--replace_result $MYSQLTEST_VARDIR MYSQLTEST_VARDIR
+eval select
+(@a:=load_file("$MYSQLTEST_VARDIR/tmp/binlog_killed_bug27571.binlog"))
+is not null;
+--replace_result $MYSQL_TEST_DIR MYSQL_TEST_DIR
+let $error_code= `select @a like "%#%error_code=0%" /* must return 0*/`;
+eval select $error_code /* must return 0 to mean the killed query is in */;
+
+# cleanup for the sub-case
+system rm $MYSQLTEST_VARDIR/tmp/binlog_killed_bug27571.binlog;
+
+
+drop table t1,t2;
+
+--echo end of the tests

mysql-test/t/rpl_dual_pos_advance.test

@@ -106,9 +106,3 @@ connection slave;
 sync_with_master;
 
 # End of 4.1 tests
-
-# Cleanup
-# The A->B->A replication causes the master to start writing relay logs
-# in var/run, remove them
-remove_file $MYSQLTEST_VARDIR/run/master-relay-bin.000001;
-remove_file $MYSQLTEST_VARDIR/run/master-relay-bin.index;

mysql-test/t/rpl_temporary.test

@@ -211,6 +211,8 @@ select * from t1;
 connection master; 
 drop table t1;
 
+--remove_file $MYSQLTEST_VARDIR/tmp/bug14157.sql
+
 # Delete the anonymous users
 source include/delete_anonymous_users.inc;
 

sql/log.cc

@@ -448,13 +448,10 @@ const char *MYSQL_LOG::generate_name(const char *log_name,
 {
   if (!log_name || !log_name[0])
   {
-    /*
-      TODO: The following should be using fn_format();  We just need to
-      first change fn_format() to cut the file name if it's too long.
-    */
-    strmake(buff, pidfile_name,FN_REFLEN-5);
-    strmov(fn_ext(buff),suffix);
-    return (const char *)buff;
+    strmake(buff, pidfile_name, FN_REFLEN - strlen(suffix) - 1);
+    return (const char *)
+      fn_format(buff, buff, "", suffix, MYF(MY_REPLACE_EXT|MY_REPLACE_DIR));
+
   }
   // get rid of extension if the log is binary to avoid problems
   if (strip_ext)

sql/log_event.cc

@@ -5070,9 +5070,10 @@ Execute_load_query_log_event(THD* thd_arg, const char* query_arg,
                              ulong query_length_arg, uint fn_pos_start_arg,
                              uint fn_pos_end_arg,
                              enum_load_dup_handling dup_handling_arg,
-                     bool using_trans, bool suppress_use):
+                             bool using_trans, bool suppress_use,
+                             THD::killed_state killed_err_arg):
   Query_log_event(thd_arg, query_arg, query_length_arg, using_trans,
-                  suppress_use),
+                  suppress_use, killed_err_arg),
   file_id(thd_arg->file_id), fn_pos_start(fn_pos_start_arg),
   fn_pos_end(fn_pos_end_arg), dup_handling(dup_handling_arg)
 {

sql/log_event.h

@@ -1622,7 +1622,9 @@ public:
                                ulong query_length, uint fn_pos_start_arg,
                                uint fn_pos_end_arg,
                                enum_load_dup_handling dup_handling_arg,
-                       bool using_trans, bool suppress_use);
+                               bool using_trans, bool suppress_use,
+                               THD::killed_state
+                               killed_err_arg= THD::KILLED_NO_VALUE);
 #ifdef HAVE_REPLICATION
   void pack_info(Protocol* protocol);
   int exec_event(struct st_relay_log_info* rli);

sql/sql_delete.cc

@@ -38,6 +38,7 @@ bool mysql_delete(THD *thd, TABLE_LIST *table_list, COND *conds,
   ha_rows	deleted;
   uint usable_index= MAX_KEY;
   SELECT_LEX   *select_lex= &thd->lex->select_lex;
+  THD::killed_state killed_status= THD::NOT_KILLED;
   DBUG_ENTER("mysql_delete");
 
   if (open_and_lock_tables(thd, table_list))
@@ -280,8 +281,8 @@ bool mysql_delete(THD *thd, TABLE_LIST *table_list, COND *conds,
     else
       table->file->unlock_row();  // Row failed selection, release lock on it
   }
-  if (thd->killed && !error)
-    error= 1;					// Aborted
+  killed_status= thd->killed;
+  error= (killed_status == THD::NOT_KILLED)?  error : 1;
   thd->proc_info="end";
   end_read_record(&info);
   free_io_cache(table);				// Will not do any harm
@@ -326,7 +327,7 @@ cleanup:
       if (error < 0)
         thd->clear_error();
       Query_log_event qinfo(thd, thd->query, thd->query_length,
-			    transactional_table, FALSE);
+			    transactional_table, FALSE, killed_status);
       if (mysql_bin_log.write(&qinfo) && transactional_table)
 	error=1;
     }
@@ -729,7 +730,8 @@ void multi_delete::send_error(uint errcode,const char *err)
     }
     thd->transaction.all.modified_non_trans_table= true;
   }
-  DBUG_ASSERT(!normal_tables || !deleted || thd->transaction.stmt.modified_non_trans_table);
+  DBUG_ASSERT(!normal_tables || !deleted ||
+              thd->transaction.stmt.modified_non_trans_table);
   DBUG_VOID_RETURN;
 }
 
@@ -817,6 +819,7 @@ int multi_delete::do_deletes()
 
 bool multi_delete::send_eof()
 {
+  THD::killed_state killed_status= THD::NOT_KILLED;
   thd->proc_info="deleting from reference tables";
 
   /* Does deletes for the last n - 1 tables, returns 0 if ok */
@@ -824,7 +827,7 @@ bool multi_delete::send_eof()
 
   /* compute a total error to know if something failed */
   local_error= local_error || error;
-
+  killed_status= (local_error == 0)? THD::NOT_KILLED : thd->killed;
   /* reset used flags */
   thd->proc_info="end";
 
@@ -836,7 +839,8 @@ bool multi_delete::send_eof()
   {
     query_cache_invalidate3(thd, delete_tables, 1);
   }
-  DBUG_ASSERT(!normal_tables || !deleted || thd->transaction.stmt.modified_non_trans_table);
+  DBUG_ASSERT(!normal_tables || !deleted ||
+              thd->transaction.stmt.modified_non_trans_table);
   if ((local_error == 0) || thd->transaction.stmt.modified_non_trans_table)
   {
     if (mysql_bin_log.is_open())
@@ -844,7 +848,7 @@ bool multi_delete::send_eof()
       if (local_error == 0)
         thd->clear_error();
       Query_log_event qinfo(thd, thd->query, thd->query_length,
-			    transactional_tables, FALSE);
+			    transactional_tables, FALSE, killed_status);
       if (mysql_bin_log.write(&qinfo) && !normal_tables)
 	local_error=1;  // Log write failed: roll back the SQL statement
     }

sql/sql_insert.cc

@@ -2938,6 +2938,7 @@ bool select_insert::send_eof()
 {
   int error, error2;
   bool changed, transactional_table= table->file->has_transactions();
+  THD::killed_state killed_status= thd->killed;
   DBUG_ENTER("select_insert::send_eof");
 
   error= (!thd->prelocked_mode) ? table->file->end_bulk_insert():0;
@@ -2967,7 +2968,7 @@ bool select_insert::send_eof()
     if (!error)
       thd->clear_error();
     Query_log_event qinfo(thd, thd->query, thd->query_length,
-			  transactional_table, FALSE);
+			  transactional_table, FALSE, killed_status);
     mysql_bin_log.write(&qinfo);
   }
   if ((error2=ha_autocommit_or_rollback(thd,error)) && ! error)

sql/sql_load.cc

@@ -85,7 +85,8 @@ static int read_sep_field(THD *thd, COPY_INFO &info, TABLE_LIST *table_list,
 #ifndef EMBEDDED_LIBRARY
 static bool write_execute_load_query_log_event(THD *thd,
 					       bool duplicates, bool ignore,
-					       bool transactional_table);
+					       bool transactional_table,
+                                               THD::killed_state killed_status);
 #endif /* EMBEDDED_LIBRARY */
 
 /*
@@ -135,6 +136,7 @@ bool mysql_load(THD *thd,sql_exchange *ex,TABLE_LIST *table_list,
   char *tdb= thd->db ? thd->db : db;		// Result is never null
   ulong skip_lines= ex->skip_lines;
   bool transactional_table;
+  THD::killed_state killed_status= THD::NOT_KILLED;
   DBUG_ENTER("mysql_load");
 
 #ifdef EMBEDDED_LIBRARY
@@ -404,7 +406,16 @@ bool mysql_load(THD *thd,sql_exchange *ex,TABLE_LIST *table_list,
   free_blobs(table);				/* if pack_blob was used */
   table->copy_blobs=0;
   thd->count_cuted_fields= CHECK_FIELD_IGNORE;
-
+  /* 
+     simulated killing in the middle of per-row loop
+     must be effective for binlogging
+  */
+  DBUG_EXECUTE_IF("simulate_kill_bug27571",
+                  {
+                    error=1;
+                    thd->killed= THD::KILL_QUERY;
+                  };);
+  killed_status= (error == 0)? THD::NOT_KILLED : thd->killed;
   /*
     We must invalidate the table in query cache before binlog writing and
     ha_autocommit_...
@@ -446,7 +457,8 @@ bool mysql_load(THD *thd,sql_exchange *ex,TABLE_LIST *table_list,
       {
 	if (thd->transaction.stmt.modified_non_trans_table)
 	  write_execute_load_query_log_event(thd, handle_duplicates,
-					     ignore, transactional_table);
+					     ignore, transactional_table,
+                                             killed_status);
 	else
 	{
 	  Delete_file_log_event d(thd, db, transactional_table);
@@ -477,7 +489,8 @@ bool mysql_load(THD *thd,sql_exchange *ex,TABLE_LIST *table_list,
     read_info.end_io_cache();
     if (lf_info.wrote_create_file)
       write_execute_load_query_log_event(thd, handle_duplicates,
-					 ignore, transactional_table);
+					 ignore, transactional_table,
+                                         killed_status);
   }
 #endif /*!EMBEDDED_LIBRARY*/
   if (transactional_table)
@@ -504,7 +517,8 @@ err:
 /* Not a very useful function; just to avoid duplication of code */
 static bool write_execute_load_query_log_event(THD *thd,
 					       bool duplicates, bool ignore,
-					       bool transactional_table)
+					       bool transactional_table,
+                                               THD::killed_state killed_err_arg)
 {
   Execute_load_query_log_event
     e(thd, thd->query, thd->query_length,
@@ -512,7 +526,7 @@ static bool write_execute_load_query_log_event(THD *thd,
       (char*)thd->lex->fname_end - (char*)thd->query,
       (duplicates == DUP_REPLACE) ? LOAD_DUP_REPLACE :
       (ignore ? LOAD_DUP_IGNORE : LOAD_DUP_ERROR),
-      transactional_table, FALSE);
+      transactional_table, FALSE, killed_err_arg);
   return mysql_bin_log.write(&e);
 }
 

sql/sql_update.cc

@@ -134,6 +134,7 @@ int mysql_update(THD *thd,
   SELECT_LEX    *select_lex= &thd->lex->select_lex;
   bool need_reopen;
   List<Item> all_fields;
+  THD::killed_state killed_status= THD::NOT_KILLED;
   DBUG_ENTER("mysql_update");
 
   LINT_INIT(timestamp_query_id);
@@ -519,43 +520,26 @@ int mysql_update(THD *thd,
       table->file->unlock_row();
     thd->row_count++;
   }
-
-  if (!transactional_table && updated > 0)
-    thd->transaction.stmt.modified_non_trans_table= TRUE;
-
-
   /*
-    todo bug#27571: to avoid asynchronization of `error' and
-    `error_code' of binlog event constructor
-
-    The concept, which is a bit different for insert(!), is to
-    replace `error' assignment with the following lines
-
+    Caching the killed status to pass as the arg to query event constuctor;
+    The cached value can not change whereas the killed status can
+    (externally) since this point and change of the latter won't affect
+    binlogging.
+    It's assumed that if an error was set in combination with an effective 
+    killed status then the error is due to killing.
+  */
   killed_status= thd->killed; // get the status of the volatile 
-    
-    Notice: thd->killed is type of "state" whereas the lhs has
-    "status" the suffix which translates according to WordNet: a state
-    at a particular time - at the time of the end of per-row loop in
-    our case. Binlogging ops are conducted with the status.
-
+  // simulated killing after the loop must be ineffective for binlogging
+  DBUG_EXECUTE_IF("simulate_kill_bug27571",
+                  {
+                    thd->killed= THD::KILL_QUERY;
+                  };);
   error= (killed_status == THD::NOT_KILLED)?  error : 1;
   
-    which applies to most mysql_$query functions.
-    Event's constructor will accept `killed_status' as an argument:
-    
-       Query_log_event qinfo(..., killed_status);
-    
-    thd->killed might be changed after killed_status had got cached and this
-    won't affect binlogging event but other effects remain.
 
-    Open issue: In a case the error happened not because of KILLED -
-    and then KILLED was caught later still within the loop - we shall
-    do something to avoid binlogging of incorrect ER_SERVER_SHUTDOWN
-    error_code.
-  */
+  if (!transactional_table && updated > 0)
+    thd->transaction.stmt.modified_non_trans_table= TRUE;
 
-  if (thd->killed && !error)
-    error= 1;					// Aborted
   end_read_record(&info);
   free_io_cache(table);				// If ORDER BY
   delete select;
@@ -587,7 +571,7 @@ int mysql_update(THD *thd,
       if (error < 0)
         thd->clear_error();
       Query_log_event qinfo(thd, thd->query, thd->query_length,
-			    transactional_table, FALSE);
+			    transactional_table, FALSE, killed_status);
       if (mysql_bin_log.write(&qinfo) && transactional_table)
 	error=1;				// Rollback update
     }
@@ -1522,6 +1506,11 @@ void multi_update::send_error(uint errcode,const char *err)
     */
     if (mysql_bin_log.is_open())
     {
+      /*
+        THD::killed status might not have been set ON at time of an error
+        got caught and if happens later the killed error is written
+        into repl event.
+      */
       Query_log_event qinfo(thd, thd->query, thd->query_length,
                             transactional_tables, FALSE);
       mysql_bin_log.write(&qinfo);
@@ -1709,10 +1698,19 @@ err2:
 bool multi_update::send_eof()
 {
   char buff[STRING_BUFFER_USUAL_SIZE];
+  THD::killed_state killed_status= THD::NOT_KILLED;
   thd->proc_info="updating reference tables";
 
-  /* Does updates for the last n - 1 tables, returns 0 if ok */
+  /* 
+     Does updates for the last n - 1 tables, returns 0 if ok;
+     error takes into account killed status gained in do_updates()
+  */
   int local_error = (table_count) ? do_updates(0) : 0;
+  /*
+    if local_error is not set ON until after do_updates() then
+    later carried out killing should not affect binlogging.
+  */
+  killed_status= (local_error == 0)? THD::NOT_KILLED : thd->killed;
   thd->proc_info= "end";
 
   /* We must invalidate the query cache before binlog writing and
@@ -1740,7 +1738,7 @@ bool multi_update::send_eof()
       if (local_error == 0)
         thd->clear_error();
       Query_log_event qinfo(thd, thd->query, thd->query_length,
-			    transactional_tables, FALSE);
+			    transactional_tables, FALSE, killed_status);
       if (mysql_bin_log.write(&qinfo) && trans_safe)
         local_error= 1;				// Rollback update
     }