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Merge gbichot@bk-internal.mysql.com:/home/bk/mysql-5.0-rpl

Browse Source 
into  gbichot3.local:/home/mysql_src/mysql-5.0-rpl-24432
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unknown
2007-02-08 15:57:27 +01:00
parent fb33da5f56 914ae41f33
commit f40fe80760
10 changed files with 458 additions and 1 deletions
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58
mysql-test/r/rpl_insert_id.result
View File

@ -234,6 +234,64 @@ n b
2 100
3 350
drop table t1;
CREATE TABLE t1 (a INT NOT NULL PRIMARY KEY AUTO_INCREMENT, b INT,
UNIQUE(b));
INSERT INTO t1(b) VALUES(1),(1),(2) ON DUPLICATE KEY UPDATE t1.b=10;
SELECT * FROM t1;
a b
1 10
2 2
SELECT * FROM t1;
a b
1 10
2 2
drop table t1;
CREATE TABLE t1 (
id bigint(20) unsigned NOT NULL auto_increment,
field_1 int(10) unsigned NOT NULL,
field_2 varchar(255) NOT NULL,
field_3 varchar(255) NOT NULL,
PRIMARY KEY (id),
UNIQUE KEY field_1 (field_1, field_2)
);
CREATE TABLE t2 (
field_a int(10) unsigned NOT NULL,
field_b varchar(255) NOT NULL,
field_c varchar(255) NOT NULL
);
INSERT INTO t2 (field_a, field_b, field_c) VALUES (1, 'a', '1a');
INSERT INTO t2 (field_a, field_b, field_c) VALUES (2, 'b', '2b');
INSERT INTO t2 (field_a, field_b, field_c) VALUES (3, 'c', '3c');
INSERT INTO t2 (field_a, field_b, field_c) VALUES (4, 'd', '4d');
INSERT INTO t2 (field_a, field_b, field_c) VALUES (5, 'e', '5e');
INSERT INTO t1 (field_1, field_2, field_3)
SELECT t2.field_a, t2.field_b, t2.field_c
FROM t2
ON DUPLICATE KEY UPDATE
t1.field_3 = t2.field_c;
INSERT INTO t2 (field_a, field_b, field_c) VALUES (6, 'f', '6f');
INSERT INTO t1 (field_1, field_2, field_3)
SELECT t2.field_a, t2.field_b, t2.field_c
FROM t2
ON DUPLICATE KEY UPDATE
t1.field_3 = t2.field_c;
SELECT * FROM t1;
id field_1 field_2 field_3
1 1 a 1a
2 2 b 2b
3 3 c 3c
4 4 d 4d
5 5 e 5e
6 6 f 6f
SELECT * FROM t1;
id field_1 field_2 field_3
1 1 a 1a
2 2 b 2b
3 3 c 3c
4 4 d 4d
5 5 e 5e
6 6 f 6f
drop table t1, t2;
DROP PROCEDURE IF EXISTS p1;
DROP TABLE IF EXISTS t1, t2;
SELECT LAST_INSERT_ID(0);

133
mysql-test/r/rpl_known_bugs_detection.result Normal file
View File

@ -0,0 +1,133 @@
stop slave;
drop table if exists t1,t2,t3,t4,t5,t6,t7,t8,t9;
reset master;
reset slave;
drop table if exists t1,t2,t3,t4,t5,t6,t7,t8,t9;
start slave;
CREATE TABLE t1 (a INT NOT NULL PRIMARY KEY AUTO_INCREMENT, b INT,
UNIQUE(b));
INSERT INTO t1(b) VALUES(1),(1),(2) ON DUPLICATE KEY UPDATE t1.b=10;
SELECT * FROM t1;
a b
1 10
2 2
show slave status;;
Slave_IO_State #
Master_Host 127.0.0.1
Master_User root
Master_Port #
Connect_Retry 1
Master_Log_File master-bin.000001
Read_Master_Log_Pos #
Relay_Log_File #
Relay_Log_Pos #
Relay_Master_Log_File master-bin.000001
Slave_IO_Running Yes
Slave_SQL_Running No
Replicate_Do_DB
Replicate_Ignore_DB
Replicate_Do_Table
Replicate_Ignore_Table
Replicate_Wild_Do_Table
Replicate_Wild_Ignore_Table
Last_Errno 1105
Last_Error Error 'master may suffer from http://bugs.mysql.com/bug.php?id=24432 so slave stops; check error log on slave for more info' on query. Default database: 'test'. Query: 'INSERT INTO t1(b) VALUES(1),(1),(2) ON DUPLICATE KEY UPDATE t1.b=10'
Skip_Counter 0
Exec_Master_Log_Pos 238
Relay_Log_Space #
Until_Condition None
Until_Log_File
Until_Log_Pos 0
Master_SSL_Allowed No
Master_SSL_CA_File
Master_SSL_CA_Path
Master_SSL_Cert
Master_SSL_Cipher
Master_SSL_Key
Seconds_Behind_Master #
SELECT * FROM t1;
a b
stop slave;
reset slave;
reset master;
drop table t1;
start slave;
CREATE TABLE t1 (
id bigint(20) unsigned NOT NULL auto_increment,
field_1 int(10) unsigned NOT NULL,
field_2 varchar(255) NOT NULL,
field_3 varchar(255) NOT NULL,
PRIMARY KEY (id),
UNIQUE KEY field_1 (field_1, field_2)
);
CREATE TABLE t2 (
field_a int(10) unsigned NOT NULL,
field_b varchar(255) NOT NULL,
field_c varchar(255) NOT NULL
);
INSERT INTO t2 (field_a, field_b, field_c) VALUES (1, 'a', '1a');
INSERT INTO t2 (field_a, field_b, field_c) VALUES (2, 'b', '2b');
INSERT INTO t2 (field_a, field_b, field_c) VALUES (3, 'c', '3c');
INSERT INTO t2 (field_a, field_b, field_c) VALUES (4, 'd', '4d');
INSERT INTO t2 (field_a, field_b, field_c) VALUES (5, 'e', '5e');
INSERT INTO t1 (field_1, field_2, field_3)
SELECT t2.field_a, t2.field_b, t2.field_c
FROM t2
ON DUPLICATE KEY UPDATE
t1.field_3 = t2.field_c;
INSERT INTO t2 (field_a, field_b, field_c) VALUES (6, 'f', '6f');
INSERT INTO t1 (field_1, field_2, field_3)
SELECT t2.field_a, t2.field_b, t2.field_c
FROM t2
ON DUPLICATE KEY UPDATE
t1.field_3 = t2.field_c;
SELECT * FROM t1;
id field_1 field_2 field_3
1 1 a 1a
2 2 b 2b
3 3 c 3c
4 4 d 4d
5 5 e 5e
6 6 f 6f
show slave status;;
Slave_IO_State #
Master_Host 127.0.0.1
Master_User root
Master_Port #
Connect_Retry 1
Master_Log_File master-bin.000001
Read_Master_Log_Pos #
Relay_Log_File #
Relay_Log_Pos #
Relay_Master_Log_File master-bin.000001
Slave_IO_Running Yes
Slave_SQL_Running No
Replicate_Do_DB
Replicate_Ignore_DB
Replicate_Do_Table
Replicate_Ignore_Table
Replicate_Wild_Do_Table
Replicate_Wild_Ignore_Table
Last_Errno 1105
Last_Error Error 'master may suffer from http://bugs.mysql.com/bug.php?id=24432 so slave stops; check error log on slave for more info' on query. Default database: 'test'. Query: 'INSERT INTO t1 (field_1, field_2, field_3)
SELECT t2.field_a, t2.field_b, t2.field_c
FROM t2
ON DUPLICATE KEY UPDATE
t1.field_3 = t2.field_c'
Skip_Counter 0
Exec_Master_Log_Pos 1270
Relay_Log_Space #
Until_Condition None
Until_Log_File
Until_Log_Pos 0
Master_SSL_Allowed No
Master_SSL_CA_File
Master_SSL_CA_Path
Master_SSL_Cert
Master_SSL_Cipher
Master_SSL_Key
Seconds_Behind_Master #
SELECT * FROM t1;
id field_1 field_2 field_3
drop table t1, t2;
drop table t1, t2;

53
mysql-test/t/rpl_insert_id.test
View File

@ -245,6 +245,59 @@ select * from t1 order by n;
connection master;
drop table t1;
#
# BUG#24432 "INSERT... ON DUPLICATE KEY UPDATE skips auto_increment values"
#
# testcase with INSERT VALUES
CREATE TABLE t1 (a INT NOT NULL PRIMARY KEY AUTO_INCREMENT, b INT,
UNIQUE(b));
INSERT INTO t1(b) VALUES(1),(1),(2) ON DUPLICATE KEY UPDATE t1.b=10;
SELECT * FROM t1;
sync_slave_with_master;
SELECT * FROM t1;
connection master;
drop table t1;
# tescase with INSERT SELECT
CREATE TABLE t1 (
id bigint(20) unsigned NOT NULL auto_increment,
field_1 int(10) unsigned NOT NULL,
field_2 varchar(255) NOT NULL,
field_3 varchar(255) NOT NULL,
PRIMARY KEY (id),
UNIQUE KEY field_1 (field_1, field_2)
);
CREATE TABLE t2 (
field_a int(10) unsigned NOT NULL,
field_b varchar(255) NOT NULL,
field_c varchar(255) NOT NULL
);
INSERT INTO t2 (field_a, field_b, field_c) VALUES (1, 'a', '1a');
INSERT INTO t2 (field_a, field_b, field_c) VALUES (2, 'b', '2b');
INSERT INTO t2 (field_a, field_b, field_c) VALUES (3, 'c', '3c');
INSERT INTO t2 (field_a, field_b, field_c) VALUES (4, 'd', '4d');
INSERT INTO t2 (field_a, field_b, field_c) VALUES (5, 'e', '5e');
# Updating table t1 based on values from table t2
INSERT INTO t1 (field_1, field_2, field_3)
SELECT t2.field_a, t2.field_b, t2.field_c
FROM t2
ON DUPLICATE KEY UPDATE
t1.field_3 = t2.field_c;
# Inserting new record into t2
INSERT INTO t2 (field_a, field_b, field_c) VALUES (6, 'f', '6f');
# Updating t1 again
INSERT INTO t1 (field_1, field_2, field_3)
SELECT t2.field_a, t2.field_b, t2.field_c
FROM t2
ON DUPLICATE KEY UPDATE
t1.field_3 = t2.field_c;
SELECT * FROM t1;
sync_slave_with_master;
SELECT * FROM t1;
connection master;
drop table t1, t2;
#
# BUG#20339: stored procedure using LAST_INSERT_ID() does not
# replicate statement-based

1
mysql-test/t/rpl_known_bugs_detection-master.opt Normal file
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@ -0,0 +1 @@
--loose-debug=d,pretend_version_50034_in_binlog

90
mysql-test/t/rpl_known_bugs_detection.test Normal file
View File

@ -0,0 +1,90 @@
# Test to see if slave can detect certain known bugs present
# on the master, and appropriately decides to stop
# (assuming the bug is fixed in the slave, slave cannot of course
# imitate the bug, so it has to stop).
source include/have_debug.inc;
source include/master-slave.inc;
#
# This is to test that slave properly detects if
# master may suffer from:
# BUG#24432 "INSERT... ON DUPLICATE KEY UPDATE skips auto_increment values"
# (i.e. on master, INSERT ON DUPLICATE KEY UPDATE is used and manipulates
# an auto_increment column, and is binlogged statement-based).
#
# testcase with INSERT VALUES
CREATE TABLE t1 (a INT NOT NULL PRIMARY KEY AUTO_INCREMENT, b INT,
UNIQUE(b));
sync_slave_with_master;
connection master;
INSERT INTO t1(b) VALUES(1),(1),(2) ON DUPLICATE KEY UPDATE t1.b=10;
SELECT * FROM t1;
connection slave;
wait_for_slave_to_stop;
# show the error message
--replace_column 1 # 4 # 7 # 8 # 9 # 23 # 33 #
--query_vertical show slave status;
# show that it was not replicated
SELECT * FROM t1;
# restart replication for the next testcase
stop slave;
reset slave;
connection master;
reset master;
drop table t1;
connection slave;
start slave;
# testcase with INSERT SELECT
connection master;
CREATE TABLE t1 (
id bigint(20) unsigned NOT NULL auto_increment,
field_1 int(10) unsigned NOT NULL,
field_2 varchar(255) NOT NULL,
field_3 varchar(255) NOT NULL,
PRIMARY KEY (id),
UNIQUE KEY field_1 (field_1, field_2)
);
CREATE TABLE t2 (
field_a int(10) unsigned NOT NULL,
field_b varchar(255) NOT NULL,
field_c varchar(255) NOT NULL
);
INSERT INTO t2 (field_a, field_b, field_c) VALUES (1, 'a', '1a');
INSERT INTO t2 (field_a, field_b, field_c) VALUES (2, 'b', '2b');
INSERT INTO t2 (field_a, field_b, field_c) VALUES (3, 'c', '3c');
INSERT INTO t2 (field_a, field_b, field_c) VALUES (4, 'd', '4d');
INSERT INTO t2 (field_a, field_b, field_c) VALUES (5, 'e', '5e');
sync_slave_with_master;
connection master;
# Updating table t1 based on values from table t2
INSERT INTO t1 (field_1, field_2, field_3)
SELECT t2.field_a, t2.field_b, t2.field_c
FROM t2
ON DUPLICATE KEY UPDATE
t1.field_3 = t2.field_c;
# Inserting new record into t2
INSERT INTO t2 (field_a, field_b, field_c) VALUES (6, 'f', '6f');
# Updating t1 again
INSERT INTO t1 (field_1, field_2, field_3)
SELECT t2.field_a, t2.field_b, t2.field_c
FROM t2
ON DUPLICATE KEY UPDATE
t1.field_3 = t2.field_c;
SELECT * FROM t1;
connection slave;
wait_for_slave_to_stop;
# show the error message
--replace_column 1 # 4 # 7 # 8 # 9 # 23 # 33 #
--query_vertical show slave status;
# show that it was not replicated
SELECT * FROM t1;
connection master;
drop table t1, t2;
connection slave;
drop table t1, t2;
# End of 5.0 tests

37
sql/log_event.cc
View File

@ -2047,6 +2047,8 @@ Start_log_event_v3::Start_log_event_v3(const char* buf,
binlog_version= uint2korr(buf+ST_BINLOG_VER_OFFSET);
memcpy(server_version, buf+ST_SERVER_VER_OFFSET,
ST_SERVER_VER_LEN);
// prevent overrun if log is corrupted on disk
server_version[ST_SERVER_VER_LEN-1]= 0;
created= uint4korr(buf+ST_CREATED_OFFSET);
/* We use log_pos to mark if this was an artificial event or not */
artificial_event= (log_pos == 0);
@ -2170,6 +2172,8 @@ Format_description_log_event(uint8 binlog_ver, const char* server_ver)
switch (binlog_ver) {
case 4: /* MySQL 5.0 */
memcpy(server_version, ::server_version, ST_SERVER_VER_LEN);
DBUG_EXECUTE_IF("pretend_version_50034_in_binlog",
strmov(server_version, "5.0.34"););
common_header_len= LOG_EVENT_HEADER_LEN;
number_of_event_types= LOG_EVENT_TYPES;
/* we'll catch my_malloc() error in is_valid() */
@ -2241,6 +2245,7 @@ Format_description_log_event(uint8 binlog_ver, const char* server_ver)
post_header_len= 0; /* will make is_valid() fail */
break;
}
calc_server_version_split();
}
@ -2280,6 +2285,7 @@ Format_description_log_event(const char* buf,
post_header_len= (uint8*) my_memdup((byte*)buf+ST_COMMON_HEADER_LEN_OFFSET+1,
number_of_event_types*
sizeof(*post_header_len), MYF(0));
calc_server_version_split();
DBUG_VOID_RETURN;
}
@ -2380,6 +2386,37 @@ int Format_description_log_event::exec_event(struct st_relay_log_info* rli)
}
#endif
/**
Splits the event's 'server_version' string into three numeric pieces stored
into 'server_version_split':
X.Y.Zabc (X,Y,Z numbers, a not a digit) -> {X,Y,Z}
X.Yabc -> {X,Y,0}
Xabc -> {X,0,0}
'server_version_split' is then used for lookups to find if the server which
created this event has some known bug.
*/
void Format_description_log_event::calc_server_version_split()
{
char *p= server_version, *r;
ulong number;
for (uint i= 0; i<=2; i++)
{
number= strtoul(p, &r, 10);
server_version_split[i]= (uchar)number;
DBUG_ASSERT(number < 256); // fit in uchar
p= r;
DBUG_ASSERT(!((i == 0) && (*r != '.'))); // should be true in practice
if (*r == '.')
p++; // skip the dot
}
DBUG_PRINT("info",("Format_description_log_event::server_version_split:"
" '%s' %d %d %d", server_version,
server_version_split[0],
server_version_split[1], server_version_split[2]));
}
/**************************************************************************
Load_log_event methods
General note about Load_log_event: the binlogging of LOAD DATA INFILE is

2
sql/log_event.h
View File

@ -1102,6 +1102,7 @@ public:
uint8 number_of_event_types;
/* The list of post-headers' lengthes */
uint8 *post_header_len;
uchar server_version_split[3];
Format_description_log_event(uint8 binlog_ver, const char* server_ver=0);
@ -1133,6 +1134,7 @@ public:
*/
return FORMAT_DESCRIPTION_HEADER_LEN;
}
void calc_server_version_split();
};

64
sql/slave.cc
View File

@ -5165,6 +5165,70 @@ end:
}
/**
Detects, based on master's version (as found in the relay log), if master
has a certain bug.
@param rli RELAY_LOG_INFO which tells the master's version
@param bug_id Number of the bug as found in bugs.mysql.com
@return TRUE if master has the bug, FALSE if it does not.
*/
bool rpl_master_has_bug(RELAY_LOG_INFO *rli, uint bug_id)
{
struct st_version_range_for_one_bug {
uint bug_id;
const uchar introduced_in[3]; // first version with bug
const uchar fixed_in[3]; // first version with fix
};
static struct st_version_range_for_one_bug versions_for_all_bugs[]=
{
{24432, { 5, 0, 24 }, { 5, 0, 36 } },
{24432, { 5, 1, 12 }, { 5, 1, 16 } }
};
const uchar *master_ver=
rli->relay_log.description_event_for_exec->server_version_split;
DBUG_ASSERT(sizeof(rli->relay_log.description_event_for_exec->server_version_split) == 3);
for (uint i= 0;
i < sizeof(versions_for_all_bugs)/sizeof(*versions_for_all_bugs);i++)
{
const uchar *introduced_in= versions_for_all_bugs[i].introduced_in,
*fixed_in= versions_for_all_bugs[i].fixed_in;
if ((versions_for_all_bugs[i].bug_id == bug_id) &&
(memcmp(introduced_in, master_ver, 3) <= 0) &&
(memcmp(fixed_in, master_ver, 3) > 0))
{
// a verbose message for the error log
slave_print_error(rli, ER_UNKNOWN_ERROR,
"According to the master's version ('%s'),"
" it is probable that master suffers from this bug:"
" http://bugs.mysql.com/bug.php?id=%u"
" and thus replicating the current binary log event"
" may make the slave's data become different from the"
" master's data."
" To take no risk, slave refuses to replicate"
" this event and stops."
" We recommend that all updates be stopped on the"
" master and slave, that the data of both be"
" manually synchronized,"
" that master's binary logs be deleted,"
" that master be upgraded to a version at least"
" equal to '%d.%d.%d'. Then replication can be"
" restarted.",
rli->relay_log.description_event_for_exec->server_version,
bug_id,
fixed_in[0], fixed_in[1], fixed_in[2]);
// a short message for SHOW SLAVE STATUS (message length constraints)
my_printf_error(ER_UNKNOWN_ERROR, "master may suffer from"
" http://bugs.mysql.com/bug.php?id=%u"
" so slave stops; check error log on slave"
" for more info", MYF(0), bug_id);
return TRUE;
}
}
return FALSE;
}
#ifdef HAVE_EXPLICIT_TEMPLATE_INSTANTIATION
template class I_List_iterator<i_string>;
template class I_List_iterator<i_string_pair>;

1
sql/slave.h
View File

@ -533,6 +533,7 @@ void table_rule_ent_hash_to_str(String* s, HASH* h);
void table_rule_ent_dynamic_array_to_str(String* s, DYNAMIC_ARRAY* a);
bool show_master_info(THD* thd, MASTER_INFO* mi);
bool show_binlog_info(THD* thd);
bool rpl_master_has_bug(RELAY_LOG_INFO *rli, uint bug_id);
/* See if the query uses any tables that should not be replicated */
bool tables_ok(THD* thd, TABLE_LIST* tables);

20
sql/sql_insert.cc
View File

@ -58,6 +58,7 @@
#include "sp_head.h"
#include "sql_trigger.h"
#include "sql_select.h"
#include "slave.h"
static int check_null_fields(THD *thd,TABLE *entry);
#ifndef EMBEDDED_LIBRARY
@ -468,6 +469,14 @@ bool mysql_insert(THD *thd,TABLE_LIST *table_list,
thd->cuted_fields = 0L;
table->next_number_field=table->found_next_number_field;
#ifdef HAVE_REPLICATION
if (thd->slave_thread &&
(info.handle_duplicates == DUP_UPDATE) &&
(table->next_number_field != NULL) &&
rpl_master_has_bug(&active_mi->rli, 24432))
goto abort;
#endif
error=0;
id=0;
thd->proc_info="update";
@ -1133,11 +1142,11 @@ int write_record(THD *thd, TABLE *table,COPY_INFO *info)
if (res == VIEW_CHECK_ERROR)
goto before_trg_err;
table->file->restore_auto_increment();
if ((error=table->file->update_row(table->record[1],table->record[0])))
{
if ((error == HA_ERR_FOUND_DUPP_KEY) && info->ignore)
{
table->file->restore_auto_increment();
goto ok_or_after_trg_err;
}
goto err;
@ -2369,6 +2378,15 @@ select_insert::prepare(List<Item> &values, SELECT_LEX_UNIT *u)
}
restore_record(table,s->default_values); // Get empty record
table->next_number_field=table->found_next_number_field;
#ifdef HAVE_REPLICATION
if (thd->slave_thread &&
(info.handle_duplicates == DUP_UPDATE) &&
(table->next_number_field != NULL) &&
rpl_master_has_bug(&active_mi->rli, 24432))
DBUG_RETURN(1);
#endif
thd->cuted_fields=0;
if (info.ignore || info.handle_duplicates != DUP_ERROR)
table->file->extra(HA_EXTRA_IGNORE_DUP_KEY);