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MBug#702303: Spurious use statements in output from mysqlbinlog --rewrite-db="a->b"

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unknown 2011-01-13 13:28:36 +01:00
parent acb3095386
commit 108e9ee84e
4 changed files with 126 additions and 7 deletions
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15
client/mysqlbinlog.cc
View file

@ -636,11 +636,16 @@ static bool shall_skip_database(const char *log_dbname)
producing USE statements by corresponding log event print-functions.
*/
void print_use_stmt(PRINT_EVENT_INFO* pinfo, const char* db, size_t db_len)
static void
print_use_stmt(PRINT_EVENT_INFO* pinfo, const Query_log_event *ev)
{
const char* db= ev->db;
const size_t db_len= ev->db_len;
// pinfo->db is the current db.
// If current db is the same as required db, do nothing.
if (!db || !memcmp(pinfo->db, db, db_len + 1))
if ((ev->flags & LOG_EVENT_SUPPRESS_USE_F) || !db ||
!memcmp(pinfo->db, db, db_len + 1))
return;
// Current db and required db are different.
@ -779,7 +784,7 @@ Exit_status process_event(PRINT_EVENT_INFO *print_event_info, Log_event *ev,
Query_log_event *qe= (Query_log_event*)ev;
if (!qe->is_trans_keyword() && shall_skip_database(qe->db))
goto end;
print_use_stmt(print_event_info, qe->db, qe->db_len);
print_use_stmt(print_event_info, qe);
if (opt_base64_output_mode == BASE64_OUTPUT_ALWAYS)
{
if ((retval= write_event_header_and_base64(ev, result_file,
@ -912,7 +917,7 @@ Exit_status process_event(PRINT_EVENT_INFO *print_event_info, Log_event *ev,
if (!shall_skip_database(exlq->db))
{
print_use_stmt(print_event_info, exlq->db, exlq->db_len);
print_use_stmt(print_event_info, exlq);
if (fname)
{
convert_path_to_forward_slashes(fname);
@ -1491,7 +1496,7 @@ static int parse_args(int *argc, char*** argv)
*/
static Exit_status safe_connect()
{
/* Close and old connections to MySQL */
/* Close any old connections to MySQL */
if (mysql)
mysql_close(mysql);

85
mysql-test/r/mysqlbinlog-innodb.result Normal file
View file

@ -0,0 +1,85 @@
SET TIMESTAMP=1000000000;
CREATE TABLE t1 (a INT PRIMARY KEY) ENGINE=innodb;
CREATE DATABASE test2;
RESET MASTER;
USE test2;
BEGIN;
USE test;
INSERT INTO t1 VALUES (1);
USE test2;
COMMIT;
BEGIN;
USE test;
INSERT INTO t1 VALUES (2);
USE test2;
COMMIT;
USE test;
SELECT * FROM t1 ORDER BY a;
a
1
2
FLUSH LOGS;
/*!40019 SET @@session.max_insert_delayed_threads=0*/;
/*!50003 SET @OLD_COMPLETION_TYPE=@@COMPLETION_TYPE,COMPLETION_TYPE=0*/;
DELIMITER /*!*/;
ROLLBACK/*!*/;
SET TIMESTAMP=1000000000/*!*/;
SET @@session.pseudo_thread_id=999999999/*!*/;
SET @@session.foreign_key_checks=1, @@session.sql_auto_is_null=1, @@session.unique_checks=1, @@session.autocommit=1/*!*/;
SET @@session.sql_mode=0/*!*/;
SET @@session.auto_increment_increment=1, @@session.auto_increment_offset=1/*!*/;
/*!\C latin1 *//*!*/;
SET @@session.character_set_client=8,@@session.collation_connection=8,@@session.collation_server=8/*!*/;
SET @@session.lc_time_names=0/*!*/;
SET @@session.collation_database=DEFAULT/*!*/;
BEGIN
/*!*/;
use test/*!*/;
SET TIMESTAMP=1000000000/*!*/;
INSERT INTO t1 VALUES (1)
/*!*/;
COMMIT/*!*/;
SET TIMESTAMP=1000000000/*!*/;
BEGIN
/*!*/;
SET TIMESTAMP=1000000000/*!*/;
INSERT INTO t1 VALUES (2)
/*!*/;
COMMIT/*!*/;
DELIMITER ;
# End of log file
ROLLBACK /* added by mysqlbinlog */;
/*!50003 SET COMPLETION_TYPE=@OLD_COMPLETION_TYPE*/;
/*!40019 SET @@session.max_insert_delayed_threads=0*/;
/*!50003 SET @OLD_COMPLETION_TYPE=@@COMPLETION_TYPE,COMPLETION_TYPE=0*/;
DELIMITER /*!*/;
ROLLBACK/*!*/;
SET TIMESTAMP=1000000000/*!*/;
SET @@session.pseudo_thread_id=999999999/*!*/;
SET @@session.foreign_key_checks=1, @@session.sql_auto_is_null=1, @@session.unique_checks=1, @@session.autocommit=1/*!*/;
SET @@session.sql_mode=0/*!*/;
SET @@session.auto_increment_increment=1, @@session.auto_increment_offset=1/*!*/;
/*!\C latin1 *//*!*/;
SET @@session.character_set_client=8,@@session.collation_connection=8,@@session.collation_server=8/*!*/;
SET @@session.lc_time_names=0/*!*/;
SET @@session.collation_database=DEFAULT/*!*/;
BEGIN
/*!*/;
use foo/*!*/;
SET TIMESTAMP=1000000000/*!*/;
INSERT INTO t1 VALUES (1)
/*!*/;
COMMIT/*!*/;
SET TIMESTAMP=1000000000/*!*/;
BEGIN
/*!*/;
SET TIMESTAMP=1000000000/*!*/;
INSERT INTO t1 VALUES (2)
/*!*/;
COMMIT/*!*/;
DELIMITER ;
# End of log file
ROLLBACK /* added by mysqlbinlog */;
/*!50003 SET COMPLETION_TYPE=@OLD_COMPLETION_TYPE*/;
DROP DATABASE test2;
DROP TABLE t1;

2
mysql-test/suite/binlog/r/binlog_row_mysqlbinlog_options.result
View file

@ -159,7 +159,6 @@ SET TIMESTAMP=1000000000/*!*/;
COMMIT
/*!*/;
# at #
use new_test1/*!*/;
#010909 4:46:40 server id # end_log_pos # Query thread_id=# exec_time=# error_code=0
SET TIMESTAMP=1000000000/*!*/;
BEGIN
@ -354,7 +353,6 @@ SET TIMESTAMP=1000000000/*!*/;
COMMIT
/*!*/;
# at #
use new_test1/*!*/;
#010909 4:46:40 server id # end_log_pos # Query thread_id=# exec_time=# error_code=0
SET TIMESTAMP=1000000000/*!*/;
BEGIN

31
mysql-test/t/mysqlbinlog-innodb.test Normal file
View file

@ -0,0 +1,31 @@
-- source include/have_binlog_format_statement.inc
-- source include/have_log_bin.inc
-- source include/have_innodb.inc
#
# MBug#702303: Spurious `use` statements in output from mysqlbinlog --rewrite-db="a->b"
#
let $MYSQLD_DATADIR= `select @@datadir`;
SET TIMESTAMP=1000000000;
CREATE TABLE t1 (a INT PRIMARY KEY) ENGINE=innodb;
CREATE DATABASE test2;
RESET MASTER;
USE test2;
BEGIN;
USE test;
INSERT INTO t1 VALUES (1);
USE test2;
COMMIT;
BEGIN;
USE test;
INSERT INTO t1 VALUES (2);
USE test2;
COMMIT;
USE test;
SELECT * FROM t1 ORDER BY a;
FLUSH LOGS;
--exec $MYSQL_BINLOG $MYSQLD_DATADIR/master-bin.000001 --short-form
--exec $MYSQL_BINLOG $MYSQLD_DATADIR/master-bin.000001 --short-form --rewrite-db="test->foo" --rewrite-db="test2->bar"
DROP DATABASE test2;
DROP TABLE t1;