[Commits] 20b444a: MDEV-7974 XA PREPARE-d transactions survive disconnect/server restart.
revision-id: 20b444ad535c058ce90d8195fbd2261cb6609dc4 (mariadb-10.4.3-79-g20b444a) parent(s): 09b2d37a3227a559aa157fc4a5da5fd6b2011e40 committer: Alexey Botchkov timestamp: 2019-03-31 01:47:28 +0400 message: MDEV-7974 XA PREPARE-d transactions survive disconnect/server restart. trans_detach() implemented to survive disconnect. XA_prepare_log_event added to reflect XA PREPARE in the binlog. --- mysql-test/include/kill_and_restart_mysqld.inc | 15 + mysql-test/main/xa.result | 10 + mysql-test/main/xa.test | 3 + .../include/binlog_xa_prepare_connection.inc | 31 + .../include/binlog_xa_prepare_disconnect.inc | 35 + .../include/binlog_xa_prepared_do_and_restart.inc | 323 ++++++ .../suite/binlog/r/binlog_xa_prepared.result | 1042 +++++++++++++++++ .../binlog/r/binlog_xa_prepared_disconnect.result | 1175 ++++++++++++++++++++ mysql-test/suite/binlog/t/binlog_xa_prepared.test | 106 ++ .../binlog/t/binlog_xa_prepared_disconnect.test | 13 + .../suite/rpl/include/rpl_connection_master.inc | 2 + .../suite/rpl/include/rpl_connection_slave.inc | 2 + mysql-test/suite/rpl/r/rpl_xa.result | 62 ++ .../rpl_xa_survive_disconnect_mixed_engines.result | 46 + mysql-test/suite/rpl/t/rpl_xa.test | 46 + .../t/rpl_xa_survive_disconnect_mixed_engines.test | 80 ++ sql/handler.cc | 10 +- sql/handler.h | 25 + sql/log.cc | 94 +- sql/log.h | 10 + sql/log_event.cc | 501 +++++++-- sql/log_event.h | 119 +- sql/sql_class.cc | 21 +- sql/sql_class.h | 52 +- sql/sql_connect.cc | 1 + sql/sql_parse.cc | 3 + sql/transaction.cc | 232 +++- sql/transaction.h | 2 + storage/innobase/handler/ha_innodb.cc | 46 +- storage/innobase/trx/trx0trx.cc | 16 +- 30 files changed, 3990 insertions(+), 133 deletions(-) diff --git a/mysql-test/include/kill_and_restart_mysqld.inc b/mysql-test/include/kill_and_restart_mysqld.inc new file mode 100644 index 0000000..b67fb73 --- /dev/null +++ b/mysql-test/include/kill_and_restart_mysqld.inc @@ -0,0 +1,15 @@ +if (!$restart_parameters) +{ + let $restart_parameters = restart; +} + +--let $_server_id= `SELECT @@server_id` +--let $_expect_file_name= $MYSQLTEST_VARDIR/tmp/mysqld.$_server_id.expect + +--echo # Kill and $restart_parameters +--exec echo "$restart_parameters" > $_expect_file_name +--shutdown_server 0 +--source include/wait_until_disconnected.inc +--enable_reconnect +--source include/wait_until_connected_again.inc +--disable_reconnect diff --git a/mysql-test/main/xa.result b/mysql-test/main/xa.result index f77c0af..a609b68 100644 --- a/mysql-test/main/xa.result +++ b/mysql-test/main/xa.result @@ -66,6 +66,7 @@ xa end 'tr1'; xa prepare 'tr1'; xa recover format='SQL'; formatID gtrid_length bqual_length data +11 5 5 X'7465737462',X'2030405060',11 1 3 0 'tr1' xa rollback 'tr1'; xa start 'tr1', 'bq'; @@ -75,6 +76,7 @@ xa prepare 'tr1', 'bq'; xa recover format='SQL'; formatID gtrid_length bqual_length data 1 3 2 'tr1','bq' +11 5 5 X'7465737462',X'2030405060',11 xa rollback 'tr1', 'bq'; xa start 'tr1', 'bq', 3; insert t1 values (40); @@ -83,6 +85,7 @@ xa prepare 'tr1', 'bq', 3; xa recover format='SQL'; formatID gtrid_length bqual_length data 3 3 2 'tr1','bq',3 +11 5 5 X'7465737462',X'2030405060',11 xa rollback 'tr1', 'bq', 3; xa start 'tr1#$'; insert t1 values (40); @@ -90,6 +93,7 @@ xa end 'tr1#$'; xa prepare 'tr1#$'; xa recover format='SQL'; formatID gtrid_length bqual_length data +11 5 5 X'7465737462',X'2030405060',11 1 5 0 X'7472312324' xa rollback 'tr1#$'; xa start 'tr1#$', 'bq'; @@ -98,6 +102,7 @@ xa end 'tr1#$', 'bq'; xa prepare 'tr1#$', 'bq'; xa recover format='SQL'; formatID gtrid_length bqual_length data +11 5 5 X'7465737462',X'2030405060',11 1 5 2 X'7472312324',X'6271' xa rollback 'tr1#$', 'bq'; xa start 'tr1#$', 'bq', 3; @@ -106,11 +111,13 @@ xa end 'tr1#$', 'bq', 3; xa prepare 'tr1#$', 'bq', 3; xa recover format='RAW'; formatID gtrid_length bqual_length data +11 5 5 testb 0@P` 3 5 2 tr1#$bq xa recover format='PLAIN'; ERROR HY000: Unknown XA RECOVER format name: 'PLAIN' xa recover format='SQL'; formatID gtrid_length bqual_length data +11 5 5 X'7465737462',X'2030405060',11 3 5 2 X'7472312324',X'6271',3 xa rollback 'tr1#$', 'bq', 3; drop table t1; @@ -345,3 +352,6 @@ connection default; XA END 'xid1'; XA ROLLBACK 'xid1'; DROP TABLE t1, t2, t3; +xa rollback 'testb',0x2030405060,11; +XA RECOVER; +formatID gtrid_length bqual_length data diff --git a/mysql-test/main/xa.test b/mysql-test/main/xa.test index 176ef6a..7a5cc38 100644 --- a/mysql-test/main/xa.test +++ b/mysql-test/main/xa.test @@ -476,5 +476,8 @@ XA END 'xid1'; XA ROLLBACK 'xid1'; DROP TABLE t1, t2, t3; +xa rollback 'testb',0x2030405060,11; +XA RECOVER; + --source include/wait_until_count_sessions.inc diff --git a/mysql-test/suite/binlog/include/binlog_xa_prepare_connection.inc b/mysql-test/suite/binlog/include/binlog_xa_prepare_connection.inc new file mode 100644 index 0000000..c0041af --- /dev/null +++ b/mysql-test/suite/binlog/include/binlog_xa_prepare_connection.inc @@ -0,0 +1,31 @@ +# +# This file initiate connections to run XA transactions up to +# their prepare. +# Connection name, transaction name and its content depends on +# supplied parameters. +# +# param $type type of transaction +# param $index index identifies the connection with those of type $type +# param $sql_init1 a query to execute once connection is established +# param $sql_init2 a query to execute once connection is established +# param $sql_doit a query to execute inside transaction +# Note, the query may depend on tables created by caller +# + +--connect (conn$index$type, 127.0.0.1,root,,test,$MASTER_MYPORT,) +if ($sql_init1) +{ + --eval $sql_init1 +} +if ($sql_init2) +{ + --eval $sql_init2 +} + +--eval XA START 'trx$index$type' +if ($sql_doit) +{ + --eval $sql_doit +} +--eval XA END 'trx$index$type' +--eval XA PREPARE 'trx$index$type' diff --git a/mysql-test/suite/binlog/include/binlog_xa_prepare_disconnect.inc b/mysql-test/suite/binlog/include/binlog_xa_prepare_disconnect.inc new file mode 100644 index 0000000..1f6ce71 --- /dev/null +++ b/mysql-test/suite/binlog/include/binlog_xa_prepare_disconnect.inc @@ -0,0 +1,35 @@ +# +# This file disconnects two connections. One actively and one through +# kill. It is included by binlog_xa_prepared_do_and_restart. +# +# param $type type of transaction +# param $terminate_with how to conclude actively disconnecte: +# XA COMMIT or XA ROLLBACK +# param $conn3_id connection id of the being killed. +# param $num_trx_prepared number of transactions prepared so far +# +--connection default + +--echo *** $num_trx_prepared prepared transactions must be in the list *** +--replace_column 2 LEN1 3 LEN2 4 TRX_N +XA RECOVER; + +--connection conn1$type +--let $conn1_id=`SELECT connection_id()` +--disconnect conn1$type + +--connection default +--let $wait_condition= SELECT count(*) = 0 FROM v_processlist WHERE PROCESSLIST_ID = $conn1_id +--source include/wait_condition.inc + +# It will conclude now +--eval $terminate_with 'trx1$type' + +--replace_result $conn3_id CONN_ID +--eval KILL connection $conn3_id + +--let $wait_condition= SELECT count(*) = 0 FROM v_processlist WHERE PROCESSLIST_ID = $conn3_id +--source include/wait_condition.inc + +# It will conclude now +--eval $terminate_with 'trx3$type' diff --git a/mysql-test/suite/binlog/include/binlog_xa_prepared_do_and_restart.inc b/mysql-test/suite/binlog/include/binlog_xa_prepared_do_and_restart.inc new file mode 100644 index 0000000..bfda185 --- /dev/null +++ b/mysql-test/suite/binlog/include/binlog_xa_prepared_do_and_restart.inc @@ -0,0 +1,323 @@ +# +# This file creates various kinds of prepared XA transactions, +# manipulates their connection state and examines how their prepared +# status behave while the transaction is disconnected, killed or +# the server kisses it shutdown. +# The file can be sourced multiple times +# param $restart_number (as the number of inclusion) adjusts +# verification logics. +# +# param [in] $conn_number Total number of connection each performing +# one insert into table. +# param [in] $commit_number Number of commits from either. +# side of the server restart. +# param [in] $rollback_number The same as the above just for rollback. +# param [in] $term_number Number of transaction that are terminated +# before server restarts +# param [in] $killed_number Instead of disconnect make some +# connections killed when their +# transactions got prepared. +# param [in] $server_disconn_number Make some connections disconnected +# by shutdown rather than actively +# param [in] $post_restart_conn_number Number a "warmup" connection +# after server restart, they all commit +# param [out] restart_number Counter to be incremented at the end of the test +# + +# The test consists of three sections: +# I. Corner cases check +# II. Regular case check +# III. Post server-restart verification + + +# +# I. Corner cases of +# +# A. XA with an update to a temp table +# B. XA with SELECT +# C. XA empty +# Demonstrate their XA status upon prepare and how they react on disconnect and +# shutdown. +# In each of A,B,C three prepared transactions are set up. +# trx1 is for disconnection, trx2 for shutdown, trx3 for being killed. +# The A case additionally contains some XA prohibited state transaction check. +# +# D. Prove that not prepared XA remains to be cleared out by disconnection. +# + +# +# A. The temp table only prepared XA recovers only formally to +# let post recovery XA COMMIT or XA ROLLBACK with no effect. + +--let $type = tmp +--let $index = 1 +--let $sql_init1 = SET @@sql_log_bin = OFF +--let $sql_init2 = CREATE TEMPORARY TABLE tmp$index (a int) ENGINE=innodb +--let $sql_doit = INSERT INTO tmp$index SET a=$index +--source include/binlog_xa_prepare_connection.inc + +--let $index = 2 +--source include/binlog_xa_prepare_connection.inc + +--let $index = 3 +--source include/binlog_xa_prepare_connection.inc +--let $conn3_id=`SELECT connection_id()` + +# +# Various prohibited XA state changes to test here: +# + +--connection default +# Stealing is not allowed +--error ER_XAER_NOTA +--eval XA COMMIT 'trx1$type' +--error ER_XAER_NOTA +--eval XA ROLLBACK 'trx1$type' + +# Before disconnect: creating a duplicate is not allowed +--error ER_XAER_DUPID +--eval XA START 'trx1$type' + +# Manipulate now the prepared transactions. +# Two to terminate, one to leave out. +--let $terminate_with = XA COMMIT +--let $num_trx_prepared = $index +--source include/binlog_xa_prepare_disconnect.inc + +# +# B. "Read-only" (select) prepared XA recovers only formally to +# let post recovery XA COMMIT or XA ROLLBACK with no effect. +# +--let $type=ro +--let $index = 1 +--let $sql_init1 = +--let $sql_init2 = +--let $sql_doit = SELECT * from t ORDER BY a +--source include/binlog_xa_prepare_connection.inc + +--let $index = 2 +--source include/binlog_xa_prepare_connection.inc + +--let $index = 3 +--source include/binlog_xa_prepare_connection.inc +--let $conn3_id=`SELECT connection_id()` + +--let $terminate_with = XA ROLLBACK +# two three above section prepared transaction were terminated. +--inc $num_trx_prepared +--source include/binlog_xa_prepare_disconnect.inc + +# +# C. Empty prepared XA recovers only formally to +# let post recovery XA COMMIT or XA ROLLBACK with no effect. +# +--let $type=empty +--let $index = 1 +--let $sql_init1 = +--let $sql_init2 = +--let $sql_doit = +--source include/binlog_xa_prepare_connection.inc + +--let $index = 2 +--source include/binlog_xa_prepare_connection.inc + +--let $index = 3 +--source include/binlog_xa_prepare_connection.inc +--let $conn3_id=`SELECT connection_id()` + +--let $terminate_with = XA COMMIT +--inc $num_trx_prepared +--source include/binlog_xa_prepare_disconnect.inc + +# +# D. Not prepared XA disconnects to be cleared out, +# no effect on data left as well. +# Few more prohibited XA state transactions is checked out. +# +--let $type=unprepared +--let $prev_count=`SELECT count(*) from t` + +--connect(conn1$type, 127.0.0.1,root,,test,$MASTER_MYPORT,) +--eval XA START 'trx1$type' +INSERT INTO t set a=0; +--eval XA END 'trx1$type' + +--error ER_XAER_RMFAIL +INSERT INTO t set a=0; +--error ER_XAER_RMFAIL +--eval XA START 'trx1$type' +--error ER_XAER_RMFAIL +--eval XA START 'trx1$type' + +--disconnect conn1$type + +--connection default +# No such transactions +--error ER_XAER_NOTA +--eval XA COMMIT 'trx1$type' +if (`SELECT count(*) > $prev_count from t`) +{ + --echo *** Unexpected commit to the table. *** + --die +} + +# +# II. Regular case. +# +# Prepared transactions get disconnected in three ways: +# actively, being killed and by the server shutdown. +# +--let $i=0 +while ($i < $conn_number) +{ + --connect (conn$i, 127.0.0.1,root,,test,$MASTER_MYPORT,) + --let $conn_id=`SELECT connection_id()` + --disable_reconnect + SET @@binlog_format = STATEMENT; + if (`SELECT $i % 2`) + { + SET @@binlog_format = ROW; + } + --eval XA START 'trx_$i' + --eval INSERT INTO t SET a=$i + --eval XA END 'trx_$i' + --eval XA PREPARE 'trx_$i' + + --let $disc_via_kill=`SELECT $conn_number - $i <= $killed_number` + if (!$disc_via_kill) + { + --let $disc_via_shutdown=`SELECT $conn_number - $i <= $killed_number + $server_disconn_number` + if (!$disc_via_shutdown) + { + --disconnect conn$i + } + } + if ($disc_via_kill) + { + --connection default + --replace_result $conn_id CONN_ID + --eval KILL CONNECTION $conn_id + } + + if (!$disc_via_shutdown) + { + --connection default + --let $wait_condition= SELECT count(*) = 0 FROM v_processlist WHERE PROCESSLIST_ID = $conn_id + --source include/wait_condition.inc + } + --inc $i +} + +# [0, $rollback_number - 1] are rolled back now +--connection default + +--let $i=0 +while ($i < $rollback_number) +{ + --eval XA ROLLBACK 'trx_$i' + + --inc $i +} + +# [$rollback_number, $rollback_number + $commit_number - 1] get committed +while ($i < $term_number) +{ + --eval XA COMMIT 'trx_$i' + + --inc $i +} + +--source include/$how_to_restart + +# +# III. Post server-restart verification. +# It concludes survived XA:s with a number of commits and rollbacks +# as configured in the 1st part to check expected results in the end. +# Cleanup section consists of explicit disconnect (for killed, or +# not disconnected before shutdown). +# + +# New XA can be prepared and committed +--let $k = 0 +while ($k < $post_restart_conn_number) +{ + --connect (conn_restart_$k, 127.0.0.1,root,,test,$MASTER_MYPORT,) + --let $conn_id=`SELECT connection_id()` + --eval XA START 'new_trx_$k' + --eval INSERT INTO t SET a=$k + --eval XA END 'new_trx_$k' + --eval XA PREPARE 'new_trx_$k' + + --disconnect conn_restart_$k + + --connection default + --let $wait_condition= SELECT count(*) = 0 FROM v_processlist WHERE PROCESSLIST_ID = $conn_id + --source include/wait_condition.inc + + --inc $k +} + +--connection default +--let $k = 0 +while ($k < $post_restart_conn_number) +{ + --eval XA COMMIT 'new_trx_$k' + --inc $k +} + +# +# Symmetrically to the pre-restart, the resurrected trx:s are committed +# [$term_number, $term_number + $commit_number - 1] +# and the rest is rolled back. +# +--let $i = $term_number + +while ($i < `SELECT $term_number + $commit_number`) +{ + # Expected to fail + --error ER_XAER_DUPID + --eval XA START 'trx_$i' + --eval XA COMMIT 'trx_$i' + --inc $i +} + +while ($i < $conn_number) +{ + # Expected to fail + --error ER_XAER_DUPID + --eval XA START 'trx_$i' + --eval XA ROLLBACK 'trx_$i' + --inc $i +} + +# +# Verification of correct results of recovered XA transaction handling: +# +SELECT * FROM t; + +--let $type=tmp +--disconnect conn2$type +--disconnect conn3$type +--let $type=ro +--disconnect conn2$type +--disconnect conn3$type +--let $type=empty +--disconnect conn2$type +--disconnect conn3$type + +--let $i= $conn_number +--let $k= 0 +--let $expl_disconn_number = `SELECT $killed_number + $server_disconn_number` +while ($k < $expl_disconn_number) +{ + --connection default + --error ER_XAER_NOTA + --eval XA ROLLBACK 'trx_$i' + + --dec $i + --disconnect conn$i + + --inc $k +} + +--inc $restart_number diff --git a/mysql-test/suite/binlog/r/binlog_xa_prepared.result b/mysql-test/suite/binlog/r/binlog_xa_prepared.result new file mode 100644 index 0000000..9635e02 --- /dev/null +++ b/mysql-test/suite/binlog/r/binlog_xa_prepared.result @@ -0,0 +1,1042 @@ +connection default; +CREATE VIEW v_processlist as SELECT * FROM performance_schema.threads where type = 'FOREGROUND'; +call mtr.add_suppression("Found 10 prepared XA transactions"); +CREATE TABLE t (a INT) ENGINE=innodb; +connect conn$index$type, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@sql_log_bin = OFF; +CREATE TEMPORARY TABLE tmp1 (a int) ENGINE=innodb; +XA START 'trx1tmp'; +INSERT INTO tmp1 SET a=1; +XA END 'trx1tmp'; +XA PREPARE 'trx1tmp'; +connect conn$index$type, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@sql_log_bin = OFF; +CREATE TEMPORARY TABLE tmp1 (a int) ENGINE=innodb; +XA START 'trx2tmp'; +INSERT INTO tmp1 SET a=1; +XA END 'trx2tmp'; +XA PREPARE 'trx2tmp'; +connect conn$index$type, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@sql_log_bin = OFF; +CREATE TEMPORARY TABLE tmp1 (a int) ENGINE=innodb; +XA START 'trx3tmp'; +INSERT INTO tmp1 SET a=1; +XA END 'trx3tmp'; +XA PREPARE 'trx3tmp'; +connection default; +XA COMMIT 'trx1tmp'; +ERROR XAE04: XAER_NOTA: Unknown XID +XA ROLLBACK 'trx1tmp'; +ERROR XAE04: XAER_NOTA: Unknown XID +XA START 'trx1tmp'; +ERROR XAE08: XAER_DUPID: The XID already exists +connection default; +*** 3 prepared transactions must be in the list *** +XA RECOVER; +formatID gtrid_length bqual_length data +1 LEN1 LEN2 TRX_N +1 LEN1 LEN2 TRX_N +1 LEN1 LEN2 TRX_N +connection conn1tmp; +disconnect conn1tmp; +connection default; +XA COMMIT 'trx1tmp'; +KILL connection CONN_ID; +XA COMMIT 'trx3tmp'; +connect conn$index$type, 127.0.0.1,root,,test,$MASTER_MYPORT,; +XA START 'trx1ro'; +SELECT * from t ORDER BY a; +a +XA END 'trx1ro'; +XA PREPARE 'trx1ro'; +connect conn$index$type, 127.0.0.1,root,,test,$MASTER_MYPORT,; +XA START 'trx2ro'; +SELECT * from t ORDER BY a; +a +XA END 'trx2ro'; +XA PREPARE 'trx2ro'; +connect conn$index$type, 127.0.0.1,root,,test,$MASTER_MYPORT,; +XA START 'trx3ro'; +SELECT * from t ORDER BY a; +a +XA END 'trx3ro'; +XA PREPARE 'trx3ro'; +connection default; +*** 4 prepared transactions must be in the list *** +XA RECOVER; +formatID gtrid_length bqual_length data +1 LEN1 LEN2 TRX_N +1 LEN1 LEN2 TRX_N +1 LEN1 LEN2 TRX_N +1 LEN1 LEN2 TRX_N +connection conn1ro; +disconnect conn1ro; +connection default; +XA ROLLBACK 'trx1ro'; +KILL connection CONN_ID; +XA ROLLBACK 'trx3ro'; +connect conn$index$type, 127.0.0.1,root,,test,$MASTER_MYPORT,; +XA START 'trx1empty'; +XA END 'trx1empty'; +XA PREPARE 'trx1empty'; +connect conn$index$type, 127.0.0.1,root,,test,$MASTER_MYPORT,; +XA START 'trx2empty'; +XA END 'trx2empty'; +XA PREPARE 'trx2empty'; +connect conn$index$type, 127.0.0.1,root,,test,$MASTER_MYPORT,; +XA START 'trx3empty'; +XA END 'trx3empty'; +XA PREPARE 'trx3empty'; +connection default; +*** 5 prepared transactions must be in the list *** +XA RECOVER; +formatID gtrid_length bqual_length data +1 LEN1 LEN2 TRX_N +1 LEN1 LEN2 TRX_N +1 LEN1 LEN2 TRX_N +1 LEN1 LEN2 TRX_N +1 LEN1 LEN2 TRX_N +connection conn1empty; +disconnect conn1empty; +connection default; +XA COMMIT 'trx1empty'; +KILL connection CONN_ID; +XA COMMIT 'trx3empty'; +connect conn1$type, 127.0.0.1,root,,test,$MASTER_MYPORT,; +XA START 'trx1unprepared'; +INSERT INTO t set a=0; +XA END 'trx1unprepared'; +INSERT INTO t set a=0; +ERROR XAE07: XAER_RMFAIL: The command cannot be executed when global transaction is in the IDLE state +XA START 'trx1unprepared'; +ERROR XAE07: XAER_RMFAIL: The command cannot be executed when global transaction is in the IDLE state +XA START 'trx1unprepared'; +ERROR XAE07: XAER_RMFAIL: The command cannot be executed when global transaction is in the IDLE state +disconnect conn1unprepared; +connection default; +XA COMMIT 'trx1unprepared'; +ERROR XAE04: XAER_NOTA: Unknown XID +connect conn$i, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@binlog_format = STATEMENT; +XA START 'trx_0'; +INSERT INTO t SET a=0; +XA END 'trx_0'; +XA PREPARE 'trx_0'; +disconnect conn0; +connection default; +connect conn$i, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@binlog_format = STATEMENT; +SET @@binlog_format = ROW; +XA START 'trx_1'; +INSERT INTO t SET a=1; +XA END 'trx_1'; +XA PREPARE 'trx_1'; +disconnect conn1; +connection default; +connect conn$i, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@binlog_format = STATEMENT; +XA START 'trx_2'; +INSERT INTO t SET a=2; +XA END 'trx_2'; +XA PREPARE 'trx_2'; +disconnect conn2; +connection default; +connect conn$i, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@binlog_format = STATEMENT; +SET @@binlog_format = ROW; +XA START 'trx_3'; +INSERT INTO t SET a=3; +XA END 'trx_3'; +XA PREPARE 'trx_3'; +disconnect conn3; +connection default; +connect conn$i, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@binlog_format = STATEMENT; +XA START 'trx_4'; +INSERT INTO t SET a=4; +XA END 'trx_4'; +XA PREPARE 'trx_4'; +disconnect conn4; +connection default; +connect conn$i, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@binlog_format = STATEMENT; +SET @@binlog_format = ROW; +XA START 'trx_5'; +INSERT INTO t SET a=5; +XA END 'trx_5'; +XA PREPARE 'trx_5'; +disconnect conn5; +connection default; +connect conn$i, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@binlog_format = STATEMENT; +XA START 'trx_6'; +INSERT INTO t SET a=6; +XA END 'trx_6'; +XA PREPARE 'trx_6'; +disconnect conn6; +connection default; +connect conn$i, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@binlog_format = STATEMENT; +SET @@binlog_format = ROW; +XA START 'trx_7'; +INSERT INTO t SET a=7; +XA END 'trx_7'; +XA PREPARE 'trx_7'; +disconnect conn7; +connection default; +connect conn$i, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@binlog_format = STATEMENT; +XA START 'trx_8'; +INSERT INTO t SET a=8; +XA END 'trx_8'; +XA PREPARE 'trx_8'; +disconnect conn8; +connection default; +connect conn$i, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@binlog_format = STATEMENT; +SET @@binlog_format = ROW; +XA START 'trx_9'; +INSERT INTO t SET a=9; +XA END 'trx_9'; +XA PREPARE 'trx_9'; +disconnect conn9; +connection default; +connect conn$i, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@binlog_format = STATEMENT; +XA START 'trx_10'; +INSERT INTO t SET a=10; +XA END 'trx_10'; +XA PREPARE 'trx_10'; +connect conn$i, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@binlog_format = STATEMENT; +SET @@binlog_format = ROW; +XA START 'trx_11'; +INSERT INTO t SET a=11; +XA END 'trx_11'; +XA PREPARE 'trx_11'; +connect conn$i, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@binlog_format = STATEMENT; +XA START 'trx_12'; +INSERT INTO t SET a=12; +XA END 'trx_12'; +XA PREPARE 'trx_12'; +connect conn$i, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@binlog_format = STATEMENT; +SET @@binlog_format = ROW; +XA START 'trx_13'; +INSERT INTO t SET a=13; +XA END 'trx_13'; +XA PREPARE 'trx_13'; +connect conn$i, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@binlog_format = STATEMENT; +XA START 'trx_14'; +INSERT INTO t SET a=14; +XA END 'trx_14'; +XA PREPARE 'trx_14'; +connect conn$i, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@binlog_format = STATEMENT; +SET @@binlog_format = ROW; +XA START 'trx_15'; +INSERT INTO t SET a=15; +XA END 'trx_15'; +XA PREPARE 'trx_15'; +connection default; +KILL CONNECTION CONN_ID; +connect conn$i, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@binlog_format = STATEMENT; +XA START 'trx_16'; +INSERT INTO t SET a=16; +XA END 'trx_16'; +XA PREPARE 'trx_16'; +connection default; +KILL CONNECTION CONN_ID; +connect conn$i, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@binlog_format = STATEMENT; +SET @@binlog_format = ROW; +XA START 'trx_17'; +INSERT INTO t SET a=17; +XA END 'trx_17'; +XA PREPARE 'trx_17'; +connection default; +KILL CONNECTION CONN_ID; +connect conn$i, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@binlog_format = STATEMENT; +XA START 'trx_18'; +INSERT INTO t SET a=18; +XA END 'trx_18'; +XA PREPARE 'trx_18'; +connection default; +KILL CONNECTION CONN_ID; +connect conn$i, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@binlog_format = STATEMENT; +SET @@binlog_format = ROW; +XA START 'trx_19'; +INSERT INTO t SET a=19; +XA END 'trx_19'; +XA PREPARE 'trx_19'; +connection default; +KILL CONNECTION CONN_ID; +connection default; +XA ROLLBACK 'trx_0'; +XA ROLLBACK 'trx_1'; +XA ROLLBACK 'trx_2'; +XA ROLLBACK 'trx_3'; +XA ROLLBACK 'trx_4'; +XA COMMIT 'trx_5'; +XA COMMIT 'trx_6'; +XA COMMIT 'trx_7'; +XA COMMIT 'trx_8'; +XA COMMIT 'trx_9'; +connect conn_restart_$k, 127.0.0.1,root,,test,$MASTER_MYPORT,; +XA START 'new_trx_0'; +INSERT INTO t SET a=0; +XA END 'new_trx_0'; +XA PREPARE 'new_trx_0'; +disconnect conn_restart_0; +connection default; +connect conn_restart_$k, 127.0.0.1,root,,test,$MASTER_MYPORT,; +XA START 'new_trx_1'; +INSERT INTO t SET a=1; +XA END 'new_trx_1'; +XA PREPARE 'new_trx_1'; +disconnect conn_restart_1; +connection default; +connect conn_restart_$k, 127.0.0.1,root,,test,$MASTER_MYPORT,; +XA START 'new_trx_2'; +INSERT INTO t SET a=2; +XA END 'new_trx_2'; +XA PREPARE 'new_trx_2'; +disconnect conn_restart_2; +connection default; +connect conn_restart_$k, 127.0.0.1,root,,test,$MASTER_MYPORT,; +XA START 'new_trx_3'; +INSERT INTO t SET a=3; +XA END 'new_trx_3'; +XA PREPARE 'new_trx_3'; +disconnect conn_restart_3; +connection default; +connect conn_restart_$k, 127.0.0.1,root,,test,$MASTER_MYPORT,; +XA START 'new_trx_4'; +INSERT INTO t SET a=4; +XA END 'new_trx_4'; +XA PREPARE 'new_trx_4'; +disconnect conn_restart_4; +connection default; +connect conn_restart_$k, 127.0.0.1,root,,test,$MASTER_MYPORT,; +XA START 'new_trx_5'; +INSERT INTO t SET a=5; +XA END 'new_trx_5'; +XA PREPARE 'new_trx_5'; +disconnect conn_restart_5; +connection default; +connect conn_restart_$k, 127.0.0.1,root,,test,$MASTER_MYPORT,; +XA START 'new_trx_6'; +INSERT INTO t SET a=6; +XA END 'new_trx_6'; +XA PREPARE 'new_trx_6'; +disconnect conn_restart_6; +connection default; +connect conn_restart_$k, 127.0.0.1,root,,test,$MASTER_MYPORT,; +XA START 'new_trx_7'; +INSERT INTO t SET a=7; +XA END 'new_trx_7'; +XA PREPARE 'new_trx_7'; +disconnect conn_restart_7; +connection default; +connect conn_restart_$k, 127.0.0.1,root,,test,$MASTER_MYPORT,; +XA START 'new_trx_8'; +INSERT INTO t SET a=8; +XA END 'new_trx_8'; +XA PREPARE 'new_trx_8'; +disconnect conn_restart_8; +connection default; +connect conn_restart_$k, 127.0.0.1,root,,test,$MASTER_MYPORT,; +XA START 'new_trx_9'; +INSERT INTO t SET a=9; +XA END 'new_trx_9'; +XA PREPARE 'new_trx_9'; +disconnect conn_restart_9; +connection default; +connection default; +XA COMMIT 'new_trx_0'; +XA COMMIT 'new_trx_1'; +XA COMMIT 'new_trx_2'; +XA COMMIT 'new_trx_3'; +XA COMMIT 'new_trx_4'; +XA COMMIT 'new_trx_5'; +XA COMMIT 'new_trx_6'; +XA COMMIT 'new_trx_7'; +XA COMMIT 'new_trx_8'; +XA COMMIT 'new_trx_9'; +XA START 'trx_10'; +ERROR XAE08: XAER_DUPID: The XID already exists +XA COMMIT 'trx_10'; +XA START 'trx_11'; +ERROR XAE08: XAER_DUPID: The XID already exists +XA COMMIT 'trx_11'; +XA START 'trx_12'; +ERROR XAE08: XAER_DUPID: The XID already exists +XA COMMIT 'trx_12'; +XA START 'trx_13'; +ERROR XAE08: XAER_DUPID: The XID already exists +XA COMMIT 'trx_13'; +XA START 'trx_14'; +ERROR XAE08: XAER_DUPID: The XID already exists +XA COMMIT 'trx_14'; +XA START 'trx_15'; +ERROR XAE08: XAER_DUPID: The XID already exists +XA ROLLBACK 'trx_15'; +XA START 'trx_16'; +ERROR XAE08: XAER_DUPID: The XID already exists +XA ROLLBACK 'trx_16'; +XA START 'trx_17'; +ERROR XAE08: XAER_DUPID: The XID already exists +XA ROLLBACK 'trx_17'; +XA START 'trx_18'; +ERROR XAE08: XAER_DUPID: The XID already exists +XA ROLLBACK 'trx_18'; +XA START 'trx_19'; +ERROR XAE08: XAER_DUPID: The XID already exists +XA ROLLBACK 'trx_19'; +SELECT * FROM t; +a +5 +6 +7 +8 +9 +10 +11 +12 +13 +14 +0 +1 +2 +3 +4 +5 +6 +7 +8 +9 +disconnect conn2tmp; +disconnect conn3tmp; +disconnect conn2ro; +disconnect conn3ro; +disconnect conn2empty; +disconnect conn3empty; +connection default; +XA ROLLBACK 'trx_20'; +ERROR XAE04: XAER_NOTA: Unknown XID +disconnect conn19; +connection default; +XA ROLLBACK 'trx_19'; +ERROR XAE04: XAER_NOTA: Unknown XID +disconnect conn18; +connection default; +XA ROLLBACK 'trx_18'; +ERROR XAE04: XAER_NOTA: Unknown XID +disconnect conn17; +connection default; +XA ROLLBACK 'trx_17'; +ERROR XAE04: XAER_NOTA: Unknown XID +disconnect conn16; +connection default; +XA ROLLBACK 'trx_16'; +ERROR XAE04: XAER_NOTA: Unknown XID +disconnect conn15; +connection default; +XA ROLLBACK 'trx_15'; +ERROR XAE04: XAER_NOTA: Unknown XID +disconnect conn14; +connection default; +XA ROLLBACK 'trx_14'; +ERROR XAE04: XAER_NOTA: Unknown XID +disconnect conn13; +connection default; +XA ROLLBACK 'trx_13'; +ERROR XAE04: XAER_NOTA: Unknown XID +disconnect conn12; +connection default; +XA ROLLBACK 'trx_12'; +ERROR XAE04: XAER_NOTA: Unknown XID +disconnect conn11; +connection default; +XA ROLLBACK 'trx_11'; +ERROR XAE04: XAER_NOTA: Unknown XID +disconnect conn10; +connect conn$index$type, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@sql_log_bin = OFF; +CREATE TEMPORARY TABLE tmp1 (a int) ENGINE=innodb; +XA START 'trx1tmp'; +INSERT INTO tmp1 SET a=1; +XA END 'trx1tmp'; +XA PREPARE 'trx1tmp'; +connect conn$index$type, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@sql_log_bin = OFF; +CREATE TEMPORARY TABLE tmp1 (a int) ENGINE=innodb; +XA START 'trx2tmp'; +INSERT INTO tmp1 SET a=1; +XA END 'trx2tmp'; +XA PREPARE 'trx2tmp'; +connect conn$index$type, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@sql_log_bin = OFF; +CREATE TEMPORARY TABLE tmp1 (a int) ENGINE=innodb; +XA START 'trx3tmp'; +INSERT INTO tmp1 SET a=1; +XA END 'trx3tmp'; +XA PREPARE 'trx3tmp'; +connection default; +XA COMMIT 'trx1tmp'; +ERROR XAE04: XAER_NOTA: Unknown XID +XA ROLLBACK 'trx1tmp'; +ERROR XAE04: XAER_NOTA: Unknown XID +XA START 'trx1tmp'; +ERROR XAE08: XAER_DUPID: The XID already exists +connection default; +*** 3 prepared transactions must be in the list *** +XA RECOVER; +formatID gtrid_length bqual_length data +1 LEN1 LEN2 TRX_N +1 LEN1 LEN2 TRX_N +1 LEN1 LEN2 TRX_N +connection conn1tmp; +disconnect conn1tmp; +connection default; +XA COMMIT 'trx1tmp'; +KILL connection CONN_ID; +XA COMMIT 'trx3tmp'; +connect conn$index$type, 127.0.0.1,root,,test,$MASTER_MYPORT,; +XA START 'trx1ro'; +SELECT * from t ORDER BY a; +a +0 +1 +2 +3 +4 +5 +5 +6 +6 +7 +7 +8 +8 +9 +9 +10 +11 +12 +13 +14 +XA END 'trx1ro'; +XA PREPARE 'trx1ro'; +connect conn$index$type, 127.0.0.1,root,,test,$MASTER_MYPORT,; +XA START 'trx2ro'; +SELECT * from t ORDER BY a; +a +0 +1 +2 +3 +4 +5 +5 +6 +6 +7 +7 +8 +8 +9 +9 +10 +11 +12 +13 +14 +XA END 'trx2ro'; +XA PREPARE 'trx2ro'; +connect conn$index$type, 127.0.0.1,root,,test,$MASTER_MYPORT,; +XA START 'trx3ro'; +SELECT * from t ORDER BY a; +a +0 +1 +2 +3 +4 +5 +5 +6 +6 +7 +7 +8 +8 +9 +9 +10 +11 +12 +13 +14 +XA END 'trx3ro'; +XA PREPARE 'trx3ro'; +connection default; +*** 4 prepared transactions must be in the list *** +XA RECOVER; +formatID gtrid_length bqual_length data +1 LEN1 LEN2 TRX_N +1 LEN1 LEN2 TRX_N +1 LEN1 LEN2 TRX_N +1 LEN1 LEN2 TRX_N +connection conn1ro; +disconnect conn1ro; +connection default; +XA ROLLBACK 'trx1ro'; +KILL connection CONN_ID; +XA ROLLBACK 'trx3ro'; +connect conn$index$type, 127.0.0.1,root,,test,$MASTER_MYPORT,; +XA START 'trx1empty'; +XA END 'trx1empty'; +XA PREPARE 'trx1empty'; +connect conn$index$type, 127.0.0.1,root,,test,$MASTER_MYPORT,; +XA START 'trx2empty'; +XA END 'trx2empty'; +XA PREPARE 'trx2empty'; +connect conn$index$type, 127.0.0.1,root,,test,$MASTER_MYPORT,; +XA START 'trx3empty'; +XA END 'trx3empty'; +XA PREPARE 'trx3empty'; +connection default; +*** 5 prepared transactions must be in the list *** +XA RECOVER; +formatID gtrid_length bqual_length data +1 LEN1 LEN2 TRX_N +1 LEN1 LEN2 TRX_N +1 LEN1 LEN2 TRX_N +1 LEN1 LEN2 TRX_N +1 LEN1 LEN2 TRX_N +connection conn1empty; +disconnect conn1empty; +connection default; +XA COMMIT 'trx1empty'; +KILL connection CONN_ID; +XA COMMIT 'trx3empty'; +connect conn1$type, 127.0.0.1,root,,test,$MASTER_MYPORT,; +XA START 'trx1unprepared'; +INSERT INTO t set a=0; +XA END 'trx1unprepared'; +INSERT INTO t set a=0; +ERROR XAE07: XAER_RMFAIL: The command cannot be executed when global transaction is in the IDLE state +XA START 'trx1unprepared'; +ERROR XAE07: XAER_RMFAIL: The command cannot be executed when global transaction is in the IDLE state +XA START 'trx1unprepared'; +ERROR XAE07: XAER_RMFAIL: The command cannot be executed when global transaction is in the IDLE state +disconnect conn1unprepared; +connection default; +XA COMMIT 'trx1unprepared'; +ERROR XAE04: XAER_NOTA: Unknown XID +connect conn$i, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@binlog_format = STATEMENT; +XA START 'trx_0'; +INSERT INTO t SET a=0; +XA END 'trx_0'; +XA PREPARE 'trx_0'; +disconnect conn0; +connection default; +connect conn$i, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@binlog_format = STATEMENT; +SET @@binlog_format = ROW; +XA START 'trx_1'; +INSERT INTO t SET a=1; +XA END 'trx_1'; +XA PREPARE 'trx_1'; +disconnect conn1; +connection default; +connect conn$i, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@binlog_format = STATEMENT; +XA START 'trx_2'; +INSERT INTO t SET a=2; +XA END 'trx_2'; +XA PREPARE 'trx_2'; +disconnect conn2; +connection default; +connect conn$i, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@binlog_format = STATEMENT; +SET @@binlog_format = ROW; +XA START 'trx_3'; +INSERT INTO t SET a=3; +XA END 'trx_3'; +XA PREPARE 'trx_3'; +disconnect conn3; +connection default; +connect conn$i, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@binlog_format = STATEMENT; +XA START 'trx_4'; +INSERT INTO t SET a=4; +XA END 'trx_4'; +XA PREPARE 'trx_4'; +disconnect conn4; +connection default; +connect conn$i, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@binlog_format = STATEMENT; +SET @@binlog_format = ROW; +XA START 'trx_5'; +INSERT INTO t SET a=5; +XA END 'trx_5'; +XA PREPARE 'trx_5'; +disconnect conn5; +connection default; +connect conn$i, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@binlog_format = STATEMENT; +XA START 'trx_6'; +INSERT INTO t SET a=6; +XA END 'trx_6'; +XA PREPARE 'trx_6'; +disconnect conn6; +connection default; +connect conn$i, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@binlog_format = STATEMENT; +SET @@binlog_format = ROW; +XA START 'trx_7'; +INSERT INTO t SET a=7; +XA END 'trx_7'; +XA PREPARE 'trx_7'; +disconnect conn7; +connection default; +connect conn$i, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@binlog_format = STATEMENT; +XA START 'trx_8'; +INSERT INTO t SET a=8; +XA END 'trx_8'; +XA PREPARE 'trx_8'; +disconnect conn8; +connection default; +connect conn$i, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@binlog_format = STATEMENT; +SET @@binlog_format = ROW; +XA START 'trx_9'; +INSERT INTO t SET a=9; +XA END 'trx_9'; +XA PREPARE 'trx_9'; +disconnect conn9; +connection default; +connect conn$i, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@binlog_format = STATEMENT; +XA START 'trx_10'; +INSERT INTO t SET a=10; +XA END 'trx_10'; +XA PREPARE 'trx_10'; +connect conn$i, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@binlog_format = STATEMENT; +SET @@binlog_format = ROW; +XA START 'trx_11'; +INSERT INTO t SET a=11; +XA END 'trx_11'; +XA PREPARE 'trx_11'; +connect conn$i, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@binlog_format = STATEMENT; +XA START 'trx_12'; +INSERT INTO t SET a=12; +XA END 'trx_12'; +XA PREPARE 'trx_12'; +connect conn$i, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@binlog_format = STATEMENT; +SET @@binlog_format = ROW; +XA START 'trx_13'; +INSERT INTO t SET a=13; +XA END 'trx_13'; +XA PREPARE 'trx_13'; +connect conn$i, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@binlog_format = STATEMENT; +XA START 'trx_14'; +INSERT INTO t SET a=14; +XA END 'trx_14'; +XA PREPARE 'trx_14'; +connect conn$i, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@binlog_format = STATEMENT; +SET @@binlog_format = ROW; +XA START 'trx_15'; +INSERT INTO t SET a=15; +XA END 'trx_15'; +XA PREPARE 'trx_15'; +connection default; +KILL CONNECTION CONN_ID; +connect conn$i, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@binlog_format = STATEMENT; +XA START 'trx_16'; +INSERT INTO t SET a=16; +XA END 'trx_16'; +XA PREPARE 'trx_16'; +connection default; +KILL CONNECTION CONN_ID; +connect conn$i, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@binlog_format = STATEMENT; +SET @@binlog_format = ROW; +XA START 'trx_17'; +INSERT INTO t SET a=17; +XA END 'trx_17'; +XA PREPARE 'trx_17'; +connection default; +KILL CONNECTION CONN_ID; +connect conn$i, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@binlog_format = STATEMENT; +XA START 'trx_18'; +INSERT INTO t SET a=18; +XA END 'trx_18'; +XA PREPARE 'trx_18'; +connection default; +KILL CONNECTION CONN_ID; +connect conn$i, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@binlog_format = STATEMENT; +SET @@binlog_format = ROW; +XA START 'trx_19'; +INSERT INTO t SET a=19; +XA END 'trx_19'; +XA PREPARE 'trx_19'; +connection default; +KILL CONNECTION CONN_ID; +connection default; +XA ROLLBACK 'trx_0'; +XA ROLLBACK 'trx_1'; +XA ROLLBACK 'trx_2'; +XA ROLLBACK 'trx_3'; +XA ROLLBACK 'trx_4'; +XA COMMIT 'trx_5'; +XA COMMIT 'trx_6'; +XA COMMIT 'trx_7'; +XA COMMIT 'trx_8'; +XA COMMIT 'trx_9'; +# Kill and restart +connect conn_restart_$k, 127.0.0.1,root,,test,$MASTER_MYPORT,; +XA START 'new_trx_0'; +INSERT INTO t SET a=0; +XA END 'new_trx_0'; +XA PREPARE 'new_trx_0'; +disconnect conn_restart_0; +connection default; +connect conn_restart_$k, 127.0.0.1,root,,test,$MASTER_MYPORT,; +XA START 'new_trx_1'; +INSERT INTO t SET a=1; +XA END 'new_trx_1'; +XA PREPARE 'new_trx_1'; +disconnect conn_restart_1; +connection default; +connect conn_restart_$k, 127.0.0.1,root,,test,$MASTER_MYPORT,; +XA START 'new_trx_2'; +INSERT INTO t SET a=2; +XA END 'new_trx_2'; +XA PREPARE 'new_trx_2'; +disconnect conn_restart_2; +connection default; +connect conn_restart_$k, 127.0.0.1,root,,test,$MASTER_MYPORT,; +XA START 'new_trx_3'; +INSERT INTO t SET a=3; +XA END 'new_trx_3'; +XA PREPARE 'new_trx_3'; +disconnect conn_restart_3; +connection default; +connect conn_restart_$k, 127.0.0.1,root,,test,$MASTER_MYPORT,; +XA START 'new_trx_4'; +INSERT INTO t SET a=4; +XA END 'new_trx_4'; +XA PREPARE 'new_trx_4'; +disconnect conn_restart_4; +connection default; +connect conn_restart_$k, 127.0.0.1,root,,test,$MASTER_MYPORT,; +XA START 'new_trx_5'; +INSERT INTO t SET a=5; +XA END 'new_trx_5'; +XA PREPARE 'new_trx_5'; +disconnect conn_restart_5; +connection default; +connect conn_restart_$k, 127.0.0.1,root,,test,$MASTER_MYPORT,; +XA START 'new_trx_6'; +INSERT INTO t SET a=6; +XA END 'new_trx_6'; +XA PREPARE 'new_trx_6'; +disconnect conn_restart_6; +connection default; +connect conn_restart_$k, 127.0.0.1,root,,test,$MASTER_MYPORT,; +XA START 'new_trx_7'; +INSERT INTO t SET a=7; +XA END 'new_trx_7'; +XA PREPARE 'new_trx_7'; +disconnect conn_restart_7; +connection default; +connect conn_restart_$k, 127.0.0.1,root,,test,$MASTER_MYPORT,; +XA START 'new_trx_8'; +INSERT INTO t SET a=8; +XA END 'new_trx_8'; +XA PREPARE 'new_trx_8'; +disconnect conn_restart_8; +connection default; +connect conn_restart_$k, 127.0.0.1,root,,test,$MASTER_MYPORT,; +XA START 'new_trx_9'; +INSERT INTO t SET a=9; +XA END 'new_trx_9'; +XA PREPARE 'new_trx_9'; +disconnect conn_restart_9; +connection default; +connection default; +XA COMMIT 'new_trx_0'; +XA COMMIT 'new_trx_1'; +XA COMMIT 'new_trx_2'; +XA COMMIT 'new_trx_3'; +XA COMMIT 'new_trx_4'; +XA COMMIT 'new_trx_5'; +XA COMMIT 'new_trx_6'; +XA COMMIT 'new_trx_7'; +XA COMMIT 'new_trx_8'; +XA COMMIT 'new_trx_9'; +XA START 'trx_10'; +ERROR XAE08: XAER_DUPID: The XID already exists +XA COMMIT 'trx_10'; +XA START 'trx_11'; +ERROR XAE08: XAER_DUPID: The XID already exists +XA COMMIT 'trx_11'; +XA START 'trx_12'; +ERROR XAE08: XAER_DUPID: The XID already exists +XA COMMIT 'trx_12'; +XA START 'trx_13'; +ERROR XAE08: XAER_DUPID: The XID already exists +XA COMMIT 'trx_13'; +XA START 'trx_14'; +ERROR XAE08: XAER_DUPID: The XID already exists +XA COMMIT 'trx_14'; +XA START 'trx_15'; +ERROR XAE08: XAER_DUPID: The XID already exists +XA ROLLBACK 'trx_15'; +XA START 'trx_16'; +ERROR XAE08: XAER_DUPID: The XID already exists +XA ROLLBACK 'trx_16'; +XA START 'trx_17'; +ERROR XAE08: XAER_DUPID: The XID already exists +XA ROLLBACK 'trx_17'; +XA START 'trx_18'; +ERROR XAE08: XAER_DUPID: The XID already exists +XA ROLLBACK 'trx_18'; +XA START 'trx_19'; +ERROR XAE08: XAER_DUPID: The XID already exists +XA ROLLBACK 'trx_19'; +SELECT * FROM t; +a +5 +6 +7 +8 +9 +10 +11 +12 +13 +14 +0 +1 +2 +3 +4 +5 +6 +7 +8 +9 +5 +6 +7 +8 +9 +10 +11 +12 +13 +14 +0 +1 +2 +3 +4 +5 +6 +7 +8 +9 +disconnect conn2tmp; +disconnect conn3tmp; +disconnect conn2ro; +disconnect conn3ro; +disconnect conn2empty; +disconnect conn3empty; +connection default; +XA ROLLBACK 'trx_20'; +ERROR XAE04: XAER_NOTA: Unknown XID +disconnect conn19; +connection default; +XA ROLLBACK 'trx_19'; +ERROR XAE04: XAER_NOTA: Unknown XID +disconnect conn18; +connection default; +XA ROLLBACK 'trx_18'; +ERROR XAE04: XAER_NOTA: Unknown XID +disconnect conn17; +connection default; +XA ROLLBACK 'trx_17'; +ERROR XAE04: XAER_NOTA: Unknown XID +disconnect conn16; +connection default; +XA ROLLBACK 'trx_16'; +ERROR XAE04: XAER_NOTA: Unknown XID +disconnect conn15; +connection default; +XA ROLLBACK 'trx_15'; +ERROR XAE04: XAER_NOTA: Unknown XID +disconnect conn14; +connection default; +XA ROLLBACK 'trx_14'; +ERROR XAE04: XAER_NOTA: Unknown XID +disconnect conn13; +connection default; +XA ROLLBACK 'trx_13'; +ERROR XAE04: XAER_NOTA: Unknown XID +disconnect conn12; +connection default; +XA ROLLBACK 'trx_12'; +ERROR XAE04: XAER_NOTA: Unknown XID +disconnect conn11; +connection default; +XA ROLLBACK 'trx_11'; +ERROR XAE04: XAER_NOTA: Unknown XID +disconnect conn10; +connection default; +XA START 'one_phase_trx_0'; +INSERT INTO t SET a=0; +XA END 'one_phase_trx_0'; +XA COMMIT 'one_phase_trx_0' ONE PHASE; +XA START 'one_phase_trx_1'; +INSERT INTO t SET a=1; +XA END 'one_phase_trx_1'; +XA COMMIT 'one_phase_trx_1' ONE PHASE; +XA START 'one_phase_trx_2'; +INSERT INTO t SET a=2; +XA END 'one_phase_trx_2'; +XA COMMIT 'one_phase_trx_2' ONE PHASE; +XA START 'one_phase_trx_3'; +INSERT INTO t SET a=3; +XA END 'one_phase_trx_3'; +XA COMMIT 'one_phase_trx_3' ONE PHASE; +XA START 'one_phase_trx_4'; +INSERT INTO t SET a=4; +XA END 'one_phase_trx_4'; +XA COMMIT 'one_phase_trx_4' ONE PHASE; +SELECT SUM(a) FROM t; +SUM(a) +290 +DROP TABLE t; +DROP VIEW v_processlist; +All transactions must be completed, to empty-list the following: +XA RECOVER; +formatID gtrid_length bqual_length data diff --git a/mysql-test/suite/binlog/r/binlog_xa_prepared_disconnect.result b/mysql-test/suite/binlog/r/binlog_xa_prepared_disconnect.result new file mode 100644 index 0000000..67eb089 --- /dev/null +++ b/mysql-test/suite/binlog/r/binlog_xa_prepared_disconnect.result @@ -0,0 +1,1175 @@ +connection default; +RESET MASTER; +CREATE VIEW v_processlist as SELECT * FROM performance_schema.threads where type = 'FOREGROUND'; +call mtr.add_suppression("Found 10 prepared XA transactions"); +CREATE TABLE t (a INT) ENGINE=innodb; +connect conn$index$type, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@sql_log_bin = OFF; +CREATE TEMPORARY TABLE tmp1 (a int) ENGINE=innodb; +XA START 'trx1tmp'; +INSERT INTO tmp1 SET a=1; +XA END 'trx1tmp'; +XA PREPARE 'trx1tmp'; +connect conn$index$type, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@sql_log_bin = OFF; +CREATE TEMPORARY TABLE tmp1 (a int) ENGINE=innodb; +XA START 'trx2tmp'; +INSERT INTO tmp1 SET a=1; +XA END 'trx2tmp'; +XA PREPARE 'trx2tmp'; +connect conn$index$type, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@sql_log_bin = OFF; +CREATE TEMPORARY TABLE tmp1 (a int) ENGINE=innodb; +XA START 'trx3tmp'; +INSERT INTO tmp1 SET a=1; +XA END 'trx3tmp'; +XA PREPARE 'trx3tmp'; +connection default; +XA COMMIT 'trx1tmp'; +ERROR XAE04: XAER_NOTA: Unknown XID +XA ROLLBACK 'trx1tmp'; +ERROR XAE04: XAER_NOTA: Unknown XID +XA START 'trx1tmp'; +ERROR XAE08: XAER_DUPID: The XID already exists +connection default; +*** 3 prepared transactions must be in the list *** +XA RECOVER; +formatID gtrid_length bqual_length data +1 LEN1 LEN2 TRX_N +1 LEN1 LEN2 TRX_N +1 LEN1 LEN2 TRX_N +connection conn1tmp; +disconnect conn1tmp; +connection default; +XA COMMIT 'trx1tmp'; +KILL connection CONN_ID; +XA COMMIT 'trx3tmp'; +connect conn$index$type, 127.0.0.1,root,,test,$MASTER_MYPORT,; +XA START 'trx1ro'; +SELECT * from t ORDER BY a; +a +XA END 'trx1ro'; +XA PREPARE 'trx1ro'; +connect conn$index$type, 127.0.0.1,root,,test,$MASTER_MYPORT,; +XA START 'trx2ro'; +SELECT * from t ORDER BY a; +a +XA END 'trx2ro'; +XA PREPARE 'trx2ro'; +connect conn$index$type, 127.0.0.1,root,,test,$MASTER_MYPORT,; +XA START 'trx3ro'; +SELECT * from t ORDER BY a; +a +XA END 'trx3ro'; +XA PREPARE 'trx3ro'; +connection default; +*** 4 prepared transactions must be in the list *** +XA RECOVER; +formatID gtrid_length bqual_length data +1 LEN1 LEN2 TRX_N +1 LEN1 LEN2 TRX_N +1 LEN1 LEN2 TRX_N +1 LEN1 LEN2 TRX_N +connection conn1ro; +disconnect conn1ro; +connection default; +XA ROLLBACK 'trx1ro'; +KILL connection CONN_ID; +XA ROLLBACK 'trx3ro'; +connect conn$index$type, 127.0.0.1,root,,test,$MASTER_MYPORT,; +XA START 'trx1empty'; +XA END 'trx1empty'; +XA PREPARE 'trx1empty'; +connect conn$index$type, 127.0.0.1,root,,test,$MASTER_MYPORT,; +XA START 'trx2empty'; +XA END 'trx2empty'; +XA PREPARE 'trx2empty'; +connect conn$index$type, 127.0.0.1,root,,test,$MASTER_MYPORT,; +XA START 'trx3empty'; +XA END 'trx3empty'; +XA PREPARE 'trx3empty'; +connection default; +*** 5 prepared transactions must be in the list *** +XA RECOVER; +formatID gtrid_length bqual_length data +1 LEN1 LEN2 TRX_N +1 LEN1 LEN2 TRX_N +1 LEN1 LEN2 TRX_N +1 LEN1 LEN2 TRX_N +1 LEN1 LEN2 TRX_N +connection conn1empty; +disconnect conn1empty; +connection default; +XA COMMIT 'trx1empty'; +KILL connection CONN_ID; +XA COMMIT 'trx3empty'; +connect conn1$type, 127.0.0.1,root,,test,$MASTER_MYPORT,; +XA START 'trx1unprepared'; +INSERT INTO t set a=0; +XA END 'trx1unprepared'; +INSERT INTO t set a=0; +ERROR XAE07: XAER_RMFAIL: The command cannot be executed when global transaction is in the IDLE state +XA START 'trx1unprepared'; +ERROR XAE07: XAER_RMFAIL: The command cannot be executed when global transaction is in the IDLE state +XA START 'trx1unprepared'; +ERROR XAE07: XAER_RMFAIL: The command cannot be executed when global transaction is in the IDLE state +disconnect conn1unprepared; +connection default; +XA COMMIT 'trx1unprepared'; +ERROR XAE04: XAER_NOTA: Unknown XID +connect conn$i, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@binlog_format = STATEMENT; +XA START 'trx_0'; +INSERT INTO t SET a=0; +XA END 'trx_0'; +XA PREPARE 'trx_0'; +disconnect conn0; +connection default; +connect conn$i, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@binlog_format = STATEMENT; +SET @@binlog_format = ROW; +XA START 'trx_1'; +INSERT INTO t SET a=1; +XA END 'trx_1'; +XA PREPARE 'trx_1'; +disconnect conn1; +connection default; +connect conn$i, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@binlog_format = STATEMENT; +XA START 'trx_2'; +INSERT INTO t SET a=2; +XA END 'trx_2'; +XA PREPARE 'trx_2'; +disconnect conn2; +connection default; +connect conn$i, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@binlog_format = STATEMENT; +SET @@binlog_format = ROW; +XA START 'trx_3'; +INSERT INTO t SET a=3; +XA END 'trx_3'; +XA PREPARE 'trx_3'; +disconnect conn3; +connection default; +connect conn$i, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@binlog_format = STATEMENT; +XA START 'trx_4'; +INSERT INTO t SET a=4; +XA END 'trx_4'; +XA PREPARE 'trx_4'; +disconnect conn4; +connection default; +connect conn$i, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@binlog_format = STATEMENT; +SET @@binlog_format = ROW; +XA START 'trx_5'; +INSERT INTO t SET a=5; +XA END 'trx_5'; +XA PREPARE 'trx_5'; +disconnect conn5; +connection default; +connect conn$i, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@binlog_format = STATEMENT; +XA START 'trx_6'; +INSERT INTO t SET a=6; +XA END 'trx_6'; +XA PREPARE 'trx_6'; +disconnect conn6; +connection default; +connect conn$i, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@binlog_format = STATEMENT; +SET @@binlog_format = ROW; +XA START 'trx_7'; +INSERT INTO t SET a=7; +XA END 'trx_7'; +XA PREPARE 'trx_7'; +disconnect conn7; +connection default; +connect conn$i, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@binlog_format = STATEMENT; +XA START 'trx_8'; +INSERT INTO t SET a=8; +XA END 'trx_8'; +XA PREPARE 'trx_8'; +disconnect conn8; +connection default; +connect conn$i, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@binlog_format = STATEMENT; +SET @@binlog_format = ROW; +XA START 'trx_9'; +INSERT INTO t SET a=9; +XA END 'trx_9'; +XA PREPARE 'trx_9'; +disconnect conn9; +connection default; +connect conn$i, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@binlog_format = STATEMENT; +XA START 'trx_10'; +INSERT INTO t SET a=10; +XA END 'trx_10'; +XA PREPARE 'trx_10'; +connect conn$i, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@binlog_format = STATEMENT; +SET @@binlog_format = ROW; +XA START 'trx_11'; +INSERT INTO t SET a=11; +XA END 'trx_11'; +XA PREPARE 'trx_11'; +connect conn$i, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@binlog_format = STATEMENT; +XA START 'trx_12'; +INSERT INTO t SET a=12; +XA END 'trx_12'; +XA PREPARE 'trx_12'; +connect conn$i, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@binlog_format = STATEMENT; +SET @@binlog_format = ROW; +XA START 'trx_13'; +INSERT INTO t SET a=13; +XA END 'trx_13'; +XA PREPARE 'trx_13'; +connect conn$i, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@binlog_format = STATEMENT; +XA START 'trx_14'; +INSERT INTO t SET a=14; +XA END 'trx_14'; +XA PREPARE 'trx_14'; +connect conn$i, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@binlog_format = STATEMENT; +SET @@binlog_format = ROW; +XA START 'trx_15'; +INSERT INTO t SET a=15; +XA END 'trx_15'; +XA PREPARE 'trx_15'; +connection default; +KILL CONNECTION CONN_ID; +connect conn$i, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@binlog_format = STATEMENT; +XA START 'trx_16'; +INSERT INTO t SET a=16; +XA END 'trx_16'; +XA PREPARE 'trx_16'; +connection default; +KILL CONNECTION CONN_ID; +connect conn$i, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@binlog_format = STATEMENT; +SET @@binlog_format = ROW; +XA START 'trx_17'; +INSERT INTO t SET a=17; +XA END 'trx_17'; +XA PREPARE 'trx_17'; +connection default; +KILL CONNECTION CONN_ID; +connect conn$i, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@binlog_format = STATEMENT; +XA START 'trx_18'; +INSERT INTO t SET a=18; +XA END 'trx_18'; +XA PREPARE 'trx_18'; +connection default; +KILL CONNECTION CONN_ID; +connect conn$i, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@binlog_format = STATEMENT; +SET @@binlog_format = ROW; +XA START 'trx_19'; +INSERT INTO t SET a=19; +XA END 'trx_19'; +XA PREPARE 'trx_19'; +connection default; +KILL CONNECTION CONN_ID; +connection default; +XA ROLLBACK 'trx_0'; +XA ROLLBACK 'trx_1'; +XA ROLLBACK 'trx_2'; +XA ROLLBACK 'trx_3'; +XA ROLLBACK 'trx_4'; +XA COMMIT 'trx_5'; +XA COMMIT 'trx_6'; +XA COMMIT 'trx_7'; +XA COMMIT 'trx_8'; +XA COMMIT 'trx_9'; +connect conn_restart_$k, 127.0.0.1,root,,test,$MASTER_MYPORT,; +XA START 'new_trx_0'; +INSERT INTO t SET a=0; +XA END 'new_trx_0'; +XA PREPARE 'new_trx_0'; +disconnect conn_restart_0; +connection default; +connect conn_restart_$k, 127.0.0.1,root,,test,$MASTER_MYPORT,; +XA START 'new_trx_1'; +INSERT INTO t SET a=1; +XA END 'new_trx_1'; +XA PREPARE 'new_trx_1'; +disconnect conn_restart_1; +connection default; +connect conn_restart_$k, 127.0.0.1,root,,test,$MASTER_MYPORT,; +XA START 'new_trx_2'; +INSERT INTO t SET a=2; +XA END 'new_trx_2'; +XA PREPARE 'new_trx_2'; +disconnect conn_restart_2; +connection default; +connect conn_restart_$k, 127.0.0.1,root,,test,$MASTER_MYPORT,; +XA START 'new_trx_3'; +INSERT INTO t SET a=3; +XA END 'new_trx_3'; +XA PREPARE 'new_trx_3'; +disconnect conn_restart_3; +connection default; +connect conn_restart_$k, 127.0.0.1,root,,test,$MASTER_MYPORT,; +XA START 'new_trx_4'; +INSERT INTO t SET a=4; +XA END 'new_trx_4'; +XA PREPARE 'new_trx_4'; +disconnect conn_restart_4; +connection default; +connect conn_restart_$k, 127.0.0.1,root,,test,$MASTER_MYPORT,; +XA START 'new_trx_5'; +INSERT INTO t SET a=5; +XA END 'new_trx_5'; +XA PREPARE 'new_trx_5'; +disconnect conn_restart_5; +connection default; +connect conn_restart_$k, 127.0.0.1,root,,test,$MASTER_MYPORT,; +XA START 'new_trx_6'; +INSERT INTO t SET a=6; +XA END 'new_trx_6'; +XA PREPARE 'new_trx_6'; +disconnect conn_restart_6; +connection default; +connect conn_restart_$k, 127.0.0.1,root,,test,$MASTER_MYPORT,; +XA START 'new_trx_7'; +INSERT INTO t SET a=7; +XA END 'new_trx_7'; +XA PREPARE 'new_trx_7'; +disconnect conn_restart_7; +connection default; +connect conn_restart_$k, 127.0.0.1,root,,test,$MASTER_MYPORT,; +XA START 'new_trx_8'; +INSERT INTO t SET a=8; +XA END 'new_trx_8'; +XA PREPARE 'new_trx_8'; +disconnect conn_restart_8; +connection default; +connect conn_restart_$k, 127.0.0.1,root,,test,$MASTER_MYPORT,; +XA START 'new_trx_9'; +INSERT INTO t SET a=9; +XA END 'new_trx_9'; +XA PREPARE 'new_trx_9'; +disconnect conn_restart_9; +connection default; +connection default; +XA COMMIT 'new_trx_0'; +XA COMMIT 'new_trx_1'; +XA COMMIT 'new_trx_2'; +XA COMMIT 'new_trx_3'; +XA COMMIT 'new_trx_4'; +XA COMMIT 'new_trx_5'; +XA COMMIT 'new_trx_6'; +XA COMMIT 'new_trx_7'; +XA COMMIT 'new_trx_8'; +XA COMMIT 'new_trx_9'; +XA START 'trx_10'; +ERROR XAE08: XAER_DUPID: The XID already exists +XA COMMIT 'trx_10'; +XA START 'trx_11'; +ERROR XAE08: XAER_DUPID: The XID already exists +XA COMMIT 'trx_11'; +XA START 'trx_12'; +ERROR XAE08: XAER_DUPID: The XID already exists +XA COMMIT 'trx_12'; +XA START 'trx_13'; +ERROR XAE08: XAER_DUPID: The XID already exists +XA COMMIT 'trx_13'; +XA START 'trx_14'; +ERROR XAE08: XAER_DUPID: The XID already exists +XA COMMIT 'trx_14'; +XA START 'trx_15'; +ERROR XAE08: XAER_DUPID: The XID already exists +XA ROLLBACK 'trx_15'; +XA START 'trx_16'; +ERROR XAE08: XAER_DUPID: The XID already exists +XA ROLLBACK 'trx_16'; +XA START 'trx_17'; +ERROR XAE08: XAER_DUPID: The XID already exists +XA ROLLBACK 'trx_17'; +XA START 'trx_18'; +ERROR XAE08: XAER_DUPID: The XID already exists +XA ROLLBACK 'trx_18'; +XA START 'trx_19'; +ERROR XAE08: XAER_DUPID: The XID already exists +XA ROLLBACK 'trx_19'; +SELECT * FROM t; +a +5 +6 +7 +8 +9 +10 +11 +12 +13 +14 +0 +1 +2 +3 +4 +5 +6 +7 +8 +9 +disconnect conn2tmp; +disconnect conn3tmp; +disconnect conn2ro; +disconnect conn3ro; +disconnect conn2empty; +disconnect conn3empty; +connection default; +XA ROLLBACK 'trx_20'; +ERROR XAE04: XAER_NOTA: Unknown XID +disconnect conn19; +connection default; +XA ROLLBACK 'trx_19'; +ERROR XAE04: XAER_NOTA: Unknown XID +disconnect conn18; +connection default; +XA ROLLBACK 'trx_18'; +ERROR XAE04: XAER_NOTA: Unknown XID +disconnect conn17; +connection default; +XA ROLLBACK 'trx_17'; +ERROR XAE04: XAER_NOTA: Unknown XID +disconnect conn16; +connection default; +XA ROLLBACK 'trx_16'; +ERROR XAE04: XAER_NOTA: Unknown XID +disconnect conn15; +connection default; +XA ROLLBACK 'trx_15'; +ERROR XAE04: XAER_NOTA: Unknown XID +disconnect conn14; +connection default; +XA ROLLBACK 'trx_14'; +ERROR XAE04: XAER_NOTA: Unknown XID +disconnect conn13; +connection default; +XA ROLLBACK 'trx_13'; +ERROR XAE04: XAER_NOTA: Unknown XID +disconnect conn12; +connection default; +XA ROLLBACK 'trx_12'; +ERROR XAE04: XAER_NOTA: Unknown XID +disconnect conn11; +connection default; +XA ROLLBACK 'trx_11'; +ERROR XAE04: XAER_NOTA: Unknown XID +disconnect conn10; +connect conn$index$type, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@sql_log_bin = OFF; +CREATE TEMPORARY TABLE tmp1 (a int) ENGINE=innodb; +XA START 'trx1tmp'; +INSERT INTO tmp1 SET a=1; +XA END 'trx1tmp'; +XA PREPARE 'trx1tmp'; +connect conn$index$type, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@sql_log_bin = OFF; +CREATE TEMPORARY TABLE tmp1 (a int) ENGINE=innodb; +XA START 'trx2tmp'; +INSERT INTO tmp1 SET a=1; +XA END 'trx2tmp'; +XA PREPARE 'trx2tmp'; +connect conn$index$type, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@sql_log_bin = OFF; +CREATE TEMPORARY TABLE tmp1 (a int) ENGINE=innodb; +XA START 'trx3tmp'; +INSERT INTO tmp1 SET a=1; +XA END 'trx3tmp'; +XA PREPARE 'trx3tmp'; +connection default; +XA COMMIT 'trx1tmp'; +ERROR XAE04: XAER_NOTA: Unknown XID +XA ROLLBACK 'trx1tmp'; +ERROR XAE04: XAER_NOTA: Unknown XID +XA START 'trx1tmp'; +ERROR XAE08: XAER_DUPID: The XID already exists +connection default; +*** 3 prepared transactions must be in the list *** +XA RECOVER; +formatID gtrid_length bqual_length data +1 LEN1 LEN2 TRX_N +1 LEN1 LEN2 TRX_N +1 LEN1 LEN2 TRX_N +connection conn1tmp; +disconnect conn1tmp; +connection default; +XA COMMIT 'trx1tmp'; +KILL connection CONN_ID; +XA COMMIT 'trx3tmp'; +connect conn$index$type, 127.0.0.1,root,,test,$MASTER_MYPORT,; +XA START 'trx1ro'; +SELECT * from t ORDER BY a; +a +0 +1 +2 +3 +4 +5 +5 +6 +6 +7 +7 +8 +8 +9 +9 +10 +11 +12 +13 +14 +XA END 'trx1ro'; +XA PREPARE 'trx1ro'; +connect conn$index$type, 127.0.0.1,root,,test,$MASTER_MYPORT,; +XA START 'trx2ro'; +SELECT * from t ORDER BY a; +a +0 +1 +2 +3 +4 +5 +5 +6 +6 +7 +7 +8 +8 +9 +9 +10 +11 +12 +13 +14 +XA END 'trx2ro'; +XA PREPARE 'trx2ro'; +connect conn$index$type, 127.0.0.1,root,,test,$MASTER_MYPORT,; +XA START 'trx3ro'; +SELECT * from t ORDER BY a; +a +0 +1 +2 +3 +4 +5 +5 +6 +6 +7 +7 +8 +8 +9 +9 +10 +11 +12 +13 +14 +XA END 'trx3ro'; +XA PREPARE 'trx3ro'; +connection default; +*** 4 prepared transactions must be in the list *** +XA RECOVER; +formatID gtrid_length bqual_length data +1 LEN1 LEN2 TRX_N +1 LEN1 LEN2 TRX_N +1 LEN1 LEN2 TRX_N +1 LEN1 LEN2 TRX_N +connection conn1ro; +disconnect conn1ro; +connection default; +XA ROLLBACK 'trx1ro'; +KILL connection CONN_ID; +XA ROLLBACK 'trx3ro'; +connect conn$index$type, 127.0.0.1,root,,test,$MASTER_MYPORT,; +XA START 'trx1empty'; +XA END 'trx1empty'; +XA PREPARE 'trx1empty'; +connect conn$index$type, 127.0.0.1,root,,test,$MASTER_MYPORT,; +XA START 'trx2empty'; +XA END 'trx2empty'; +XA PREPARE 'trx2empty'; +connect conn$index$type, 127.0.0.1,root,,test,$MASTER_MYPORT,; +XA START 'trx3empty'; +XA END 'trx3empty'; +XA PREPARE 'trx3empty'; +connection default; +*** 5 prepared transactions must be in the list *** +XA RECOVER; +formatID gtrid_length bqual_length data +1 LEN1 LEN2 TRX_N +1 LEN1 LEN2 TRX_N +1 LEN1 LEN2 TRX_N +1 LEN1 LEN2 TRX_N +1 LEN1 LEN2 TRX_N +connection conn1empty; +disconnect conn1empty; +connection default; +XA COMMIT 'trx1empty'; +KILL connection CONN_ID; +XA COMMIT 'trx3empty'; +connect conn1$type, 127.0.0.1,root,,test,$MASTER_MYPORT,; +XA START 'trx1unprepared'; +INSERT INTO t set a=0; +XA END 'trx1unprepared'; +INSERT INTO t set a=0; +ERROR XAE07: XAER_RMFAIL: The command cannot be executed when global transaction is in the IDLE state +XA START 'trx1unprepared'; +ERROR XAE07: XAER_RMFAIL: The command cannot be executed when global transaction is in the IDLE state +XA START 'trx1unprepared'; +ERROR XAE07: XAER_RMFAIL: The command cannot be executed when global transaction is in the IDLE state +disconnect conn1unprepared; +connection default; +XA COMMIT 'trx1unprepared'; +ERROR XAE04: XAER_NOTA: Unknown XID +connect conn$i, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@binlog_format = STATEMENT; +XA START 'trx_0'; +INSERT INTO t SET a=0; +XA END 'trx_0'; +XA PREPARE 'trx_0'; +disconnect conn0; +connection default; +connect conn$i, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@binlog_format = STATEMENT; +SET @@binlog_format = ROW; +XA START 'trx_1'; +INSERT INTO t SET a=1; +XA END 'trx_1'; +XA PREPARE 'trx_1'; +disconnect conn1; +connection default; +connect conn$i, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@binlog_format = STATEMENT; +XA START 'trx_2'; +INSERT INTO t SET a=2; +XA END 'trx_2'; +XA PREPARE 'trx_2'; +disconnect conn2; +connection default; +connect conn$i, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@binlog_format = STATEMENT; +SET @@binlog_format = ROW; +XA START 'trx_3'; +INSERT INTO t SET a=3; +XA END 'trx_3'; +XA PREPARE 'trx_3'; +disconnect conn3; +connection default; +connect conn$i, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@binlog_format = STATEMENT; +XA START 'trx_4'; +INSERT INTO t SET a=4; +XA END 'trx_4'; +XA PREPARE 'trx_4'; +disconnect conn4; +connection default; +connect conn$i, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@binlog_format = STATEMENT; +SET @@binlog_format = ROW; +XA START 'trx_5'; +INSERT INTO t SET a=5; +XA END 'trx_5'; +XA PREPARE 'trx_5'; +disconnect conn5; +connection default; +connect conn$i, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@binlog_format = STATEMENT; +XA START 'trx_6'; +INSERT INTO t SET a=6; +XA END 'trx_6'; +XA PREPARE 'trx_6'; +disconnect conn6; +connection default; +connect conn$i, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@binlog_format = STATEMENT; +SET @@binlog_format = ROW; +XA START 'trx_7'; +INSERT INTO t SET a=7; +XA END 'trx_7'; +XA PREPARE 'trx_7'; +disconnect conn7; +connection default; +connect conn$i, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@binlog_format = STATEMENT; +XA START 'trx_8'; +INSERT INTO t SET a=8; +XA END 'trx_8'; +XA PREPARE 'trx_8'; +disconnect conn8; +connection default; +connect conn$i, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@binlog_format = STATEMENT; +SET @@binlog_format = ROW; +XA START 'trx_9'; +INSERT INTO t SET a=9; +XA END 'trx_9'; +XA PREPARE 'trx_9'; +disconnect conn9; +connection default; +connect conn$i, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@binlog_format = STATEMENT; +XA START 'trx_10'; +INSERT INTO t SET a=10; +XA END 'trx_10'; +XA PREPARE 'trx_10'; +connect conn$i, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@binlog_format = STATEMENT; +SET @@binlog_format = ROW; +XA START 'trx_11'; +INSERT INTO t SET a=11; +XA END 'trx_11'; +XA PREPARE 'trx_11'; +connect conn$i, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@binlog_format = STATEMENT; +XA START 'trx_12'; +INSERT INTO t SET a=12; +XA END 'trx_12'; +XA PREPARE 'trx_12'; +connect conn$i, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@binlog_format = STATEMENT; +SET @@binlog_format = ROW; +XA START 'trx_13'; +INSERT INTO t SET a=13; +XA END 'trx_13'; +XA PREPARE 'trx_13'; +connect conn$i, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@binlog_format = STATEMENT; +XA START 'trx_14'; +INSERT INTO t SET a=14; +XA END 'trx_14'; +XA PREPARE 'trx_14'; +connect conn$i, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@binlog_format = STATEMENT; +SET @@binlog_format = ROW; +XA START 'trx_15'; +INSERT INTO t SET a=15; +XA END 'trx_15'; +XA PREPARE 'trx_15'; +connection default; +KILL CONNECTION CONN_ID; +connect conn$i, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@binlog_format = STATEMENT; +XA START 'trx_16'; +INSERT INTO t SET a=16; +XA END 'trx_16'; +XA PREPARE 'trx_16'; +connection default; +KILL CONNECTION CONN_ID; +connect conn$i, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@binlog_format = STATEMENT; +SET @@binlog_format = ROW; +XA START 'trx_17'; +INSERT INTO t SET a=17; +XA END 'trx_17'; +XA PREPARE 'trx_17'; +connection default; +KILL CONNECTION CONN_ID; +connect conn$i, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@binlog_format = STATEMENT; +XA START 'trx_18'; +INSERT INTO t SET a=18; +XA END 'trx_18'; +XA PREPARE 'trx_18'; +connection default; +KILL CONNECTION CONN_ID; +connect conn$i, 127.0.0.1,root,,test,$MASTER_MYPORT,; +SET @@binlog_format = STATEMENT; +SET @@binlog_format = ROW; +XA START 'trx_19'; +INSERT INTO t SET a=19; +XA END 'trx_19'; +XA PREPARE 'trx_19'; +connection default; +KILL CONNECTION CONN_ID; +connection default; +XA ROLLBACK 'trx_0'; +XA ROLLBACK 'trx_1'; +XA ROLLBACK 'trx_2'; +XA ROLLBACK 'trx_3'; +XA ROLLBACK 'trx_4'; +XA COMMIT 'trx_5'; +XA COMMIT 'trx_6'; +XA COMMIT 'trx_7'; +XA COMMIT 'trx_8'; +XA COMMIT 'trx_9'; +# Kill and restart +connect conn_restart_$k, 127.0.0.1,root,,test,$MASTER_MYPORT,; +XA START 'new_trx_0'; +INSERT INTO t SET a=0; +XA END 'new_trx_0'; +XA PREPARE 'new_trx_0'; +disconnect conn_restart_0; +connection default; +connect conn_restart_$k, 127.0.0.1,root,,test,$MASTER_MYPORT,; +XA START 'new_trx_1'; +INSERT INTO t SET a=1; +XA END 'new_trx_1'; +XA PREPARE 'new_trx_1'; +disconnect conn_restart_1; +connection default; +connect conn_restart_$k, 127.0.0.1,root,,test,$MASTER_MYPORT,; +XA START 'new_trx_2'; +INSERT INTO t SET a=2; +XA END 'new_trx_2'; +XA PREPARE 'new_trx_2'; +disconnect conn_restart_2; +connection default; +connect conn_restart_$k, 127.0.0.1,root,,test,$MASTER_MYPORT,; +XA START 'new_trx_3'; +INSERT INTO t SET a=3; +XA END 'new_trx_3'; +XA PREPARE 'new_trx_3'; +disconnect conn_restart_3; +connection default; +connect conn_restart_$k, 127.0.0.1,root,,test,$MASTER_MYPORT,; +XA START 'new_trx_4'; +INSERT INTO t SET a=4; +XA END 'new_trx_4'; +XA PREPARE 'new_trx_4'; +disconnect conn_restart_4; +connection default; +connect conn_restart_$k, 127.0.0.1,root,,test,$MASTER_MYPORT,; +XA START 'new_trx_5'; +INSERT INTO t SET a=5; +XA END 'new_trx_5'; +XA PREPARE 'new_trx_5'; +disconnect conn_restart_5; +connection default; +connect conn_restart_$k, 127.0.0.1,root,,test,$MASTER_MYPORT,; +XA START 'new_trx_6'; +INSERT INTO t SET a=6; +XA END 'new_trx_6'; +XA PREPARE 'new_trx_6'; +disconnect conn_restart_6; +connection default; +connect conn_restart_$k, 127.0.0.1,root,,test,$MASTER_MYPORT,; +XA START 'new_trx_7'; +INSERT INTO t SET a=7; +XA END 'new_trx_7'; +XA PREPARE 'new_trx_7'; +disconnect conn_restart_7; +connection default; +connect conn_restart_$k, 127.0.0.1,root,,test,$MASTER_MYPORT,; +XA START 'new_trx_8'; +INSERT INTO t SET a=8; +XA END 'new_trx_8'; +XA PREPARE 'new_trx_8'; +disconnect conn_restart_8; +connection default; +connect conn_restart_$k, 127.0.0.1,root,,test,$MASTER_MYPORT,; +XA START 'new_trx_9'; +INSERT INTO t SET a=9; +XA END 'new_trx_9'; +XA PREPARE 'new_trx_9'; +disconnect conn_restart_9; +connection default; +connection default; +XA COMMIT 'new_trx_0'; +XA COMMIT 'new_trx_1'; +XA COMMIT 'new_trx_2'; +XA COMMIT 'new_trx_3'; +XA COMMIT 'new_trx_4'; +XA COMMIT 'new_trx_5'; +XA COMMIT 'new_trx_6'; +XA COMMIT 'new_trx_7'; +XA COMMIT 'new_trx_8'; +XA COMMIT 'new_trx_9'; +XA START 'trx_10'; +ERROR XAE08: XAER_DUPID: The XID already exists +XA COMMIT 'trx_10'; +XA START 'trx_11'; +ERROR XAE08: XAER_DUPID: The XID already exists +XA COMMIT 'trx_11'; +XA START 'trx_12'; +ERROR XAE08: XAER_DUPID: The XID already exists +XA COMMIT 'trx_12'; +XA START 'trx_13'; +ERROR XAE08: XAER_DUPID: The XID already exists +XA COMMIT 'trx_13'; +XA START 'trx_14'; +ERROR XAE08: XAER_DUPID: The XID already exists +XA COMMIT 'trx_14'; +XA START 'trx_15'; +ERROR XAE08: XAER_DUPID: The XID already exists +XA ROLLBACK 'trx_15'; +XA START 'trx_16'; +ERROR XAE08: XAER_DUPID: The XID already exists +XA ROLLBACK 'trx_16'; +XA START 'trx_17'; +ERROR XAE08: XAER_DUPID: The XID already exists +XA ROLLBACK 'trx_17'; +XA START 'trx_18'; +ERROR XAE08: XAER_DUPID: The XID already exists +XA ROLLBACK 'trx_18'; +XA START 'trx_19'; +ERROR XAE08: XAER_DUPID: The XID already exists +XA ROLLBACK 'trx_19'; +SELECT * FROM t; +a +5 +6 +7 +8 +9 +10 +11 +12 +13 +14 +0 +1 +2 +3 +4 +5 +6 +7 +8 +9 +5 +6 +7 +8 +9 +10 +11 +12 +13 +14 +0 +1 +2 +3 +4 +5 +6 +7 +8 +9 +disconnect conn2tmp; +disconnect conn3tmp; +disconnect conn2ro; +disconnect conn3ro; +disconnect conn2empty; +disconnect conn3empty; +connection default; +XA ROLLBACK 'trx_20'; +ERROR XAE04: XAER_NOTA: Unknown XID +disconnect conn19; +connection default; +XA ROLLBACK 'trx_19'; +ERROR XAE04: XAER_NOTA: Unknown XID +disconnect conn18; +connection default; +XA ROLLBACK 'trx_18'; +ERROR XAE04: XAER_NOTA: Unknown XID +disconnect conn17; +connection default; +XA ROLLBACK 'trx_17'; +ERROR XAE04: XAER_NOTA: Unknown XID +disconnect conn16; +connection default; +XA ROLLBACK 'trx_16'; +ERROR XAE04: XAER_NOTA: Unknown XID +disconnect conn15; +connection default; +XA ROLLBACK 'trx_15'; +ERROR XAE04: XAER_NOTA: Unknown XID +disconnect conn14; +connection default; +XA ROLLBACK 'trx_14'; +ERROR XAE04: XAER_NOTA: Unknown XID +disconnect conn13; +connection default; +XA ROLLBACK 'trx_13'; +ERROR XAE04: XAER_NOTA: Unknown XID +disconnect conn12; +connection default; +XA ROLLBACK 'trx_12'; +ERROR XAE04: XAER_NOTA: Unknown XID +disconnect conn11; +connection default; +XA ROLLBACK 'trx_11'; +ERROR XAE04: XAER_NOTA: Unknown XID +disconnect conn10; +connection default; +XA START 'one_phase_trx_0'; +INSERT INTO t SET a=0; +XA END 'one_phase_trx_0'; +XA COMMIT 'one_phase_trx_0' ONE PHASE; +XA START 'one_phase_trx_1'; +INSERT INTO t SET a=1; +XA END 'one_phase_trx_1'; +XA COMMIT 'one_phase_trx_1' ONE PHASE; +XA START 'one_phase_trx_2'; +INSERT INTO t SET a=2; +XA END 'one_phase_trx_2'; +XA COMMIT 'one_phase_trx_2' ONE PHASE; +XA START 'one_phase_trx_3'; +INSERT INTO t SET a=3; +XA END 'one_phase_trx_3'; +XA COMMIT 'one_phase_trx_3' ONE PHASE; +XA START 'one_phase_trx_4'; +INSERT INTO t SET a=4; +XA END 'one_phase_trx_4'; +XA COMMIT 'one_phase_trx_4' ONE PHASE; +SELECT SUM(a) FROM t; +SUM(a) +290 +DROP TABLE t; +DROP VIEW v_processlist; +include/show_binlog_events.inc +Log_name Pos Event_type Server_id End_log_pos Info +master-bin.000001 # Gtid # # GTID #-#-# +master-bin.000001 # Query # # use `test`; CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v_processlist` AS SELECT * FROM performance_schema.threads where type = 'FOREGROUND' +master-bin.000001 # Gtid # # BEGIN GTID #-#-# +master-bin.000001 # Query # # use `mtr`; INSERT INTO test_suppressions (pattern) VALUES ( NAME_CONST('pattern',_latin1'Found 10 prepared XA transactions' COLLATE 'latin1_swedish_ci')) +master-bin.000001 # Query # # COMMIT +master-bin.000001 # Gtid # # GTID #-#-# +master-bin.000001 # Query # # use `test`; CREATE TABLE t (a INT) ENGINE=innodb +master-bin.000001 # Gtid # # BEGIN GTID #-#-# XID :trx_0 +master-bin.000001 # Query # # use `test`; INSERT INTO t SET a=0 +master-bin.000001 # Query # # XA END 'trx_0' +master-bin.000001 # XA_prepare # # XA PREPARE 'trx_0' +master-bin.000001 # Gtid # # BEGIN GTID #-#-# XID :trx_1 +master-bin.000001 # Annotate_rows # # INSERT INTO t SET a=1 +master-bin.000001 # Table_map # # table_id: # (test.t) +master-bin.000001 # Write_rows_v1 # # table_id: # flags: STMT_END_F +master-bin.000001 # Query # # XA END 'trx_1' +master-bin.000001 # XA_prepare # # XA PREPARE 'trx_1' +master-bin.000001 # Gtid # # BEGIN GTID #-#-# XID :trx_2 +master-bin.000001 # Query # # use `test`; INSERT INTO t SET a=2 +master-bin.000001 # Query # # XA END 'trx_2' +master-bin.000001 # XA_prepare # # XA PREPARE 'trx_2' +master-bin.000001 # Gtid # # BEGIN GTID #-#-# XID :trx_3 +master-bin.000001 # Annotate_rows # # INSERT INTO t SET a=3 +master-bin.000001 # Table_map # # table_id: # (test.t) +master-bin.000001 # Write_rows_v1 # # table_id: # flags: STMT_END_F +master-bin.000001 # Query # # XA END 'trx_3' +master-bin.000001 # XA_prepare # # XA PREPARE 'trx_3' +master-bin.000001 # Gtid # # BEGIN GTID #-#-# XID :trx_4 +master-bin.000001 # Query # # use `test`; INSERT INTO t SET a=4 +master-bin.000001 # Query # # XA END 'trx_4' +master-bin.000001 # XA_prepare # # XA PREPARE 'trx_4' +master-bin.000001 # Gtid # # BEGIN GTID #-#-# XID :trx_5 +master-bin.000001 # Annotate_rows # # INSERT INTO t SET a=5 +master-bin.000001 # Table_map # # table_id: # (test.t) +master-bin.000001 # Write_rows_v1 # # table_id: # flags: STMT_END_F +master-bin.000001 # Query # # XA END 'trx_5' +master-bin.000001 # XA_prepare # # XA PREPARE 'trx_5' +master-bin.000001 # Gtid # # BEGIN GTID #-#-# XID :trx_6 +master-bin.000001 # Query # # use `test`; INSERT INTO t SET a=6 +master-bin.000001 # Query # # XA END 'trx_6' +master-bin.000001 # XA_prepare # # XA PREPARE 'trx_6' +master-bin.000001 # Gtid # # BEGIN GTID #-#-# XID :trx_7 +master-bin.000001 # Annotate_rows # # INSERT INTO t SET a=7 +master-bin.000001 # Table_map # # table_id: # (test.t) +master-bin.000001 # Write_rows_v1 # # table_id: # flags: STMT_END_F +master-bin.000001 # Query # # XA END 'trx_7' +master-bin.000001 # XA_prepare # # XA PREPARE 'trx_7' +master-bin.000001 # Gtid # # BEGIN GTID #-#-# XID :trx_8 +master-bin.000001 # Query # # use `test`; INSERT INTO t SET a=8 +master-bin.000001 # Query # # XA END 'trx_8' +master-bin.000001 # XA_prepare # # XA PREPARE 'trx_8' +master-bin.000001 # Gtid # # BEGIN GTID #-#-# XID :trx_9 +master-bin.000001 # Annotate_rows # # INSERT INTO t SET a=9 +master-bin.000001 # Table_map # # table_id: # (test.t) +master-bin.000001 # Write_rows_v1 # # table_id: # flags: STMT_END_F +master-bin.000001 # Query # # XA END 'trx_9' +master-bin.000001 # XA_prepare # # XA PREPARE 'trx_9' +master-bin.000001 # Gtid # # BEGIN GTID #-#-# XID :trx_10 +master-bin.000001 # Query # # use `test`; INSERT INTO t SET a=10 +master-bin.000001 # Query # # XA END 'trx_10' +master-bin.000001 # XA_prepare # # XA PREPARE 'trx_10' +master-bin.000001 # Gtid # # BEGIN GTID #-#-# XID :trx_11 +master-bin.000001 # Annotate_rows # # INSERT INTO t SET a=11 +master-bin.000001 # Table_map # # table_id: # (test.t) +master-bin.000001 # Write_rows_v1 # # table_id: # flags: STMT_END_F +master-bin.000001 # Query # # XA END 'trx_11' +master-bin.000001 # XA_prepare # # XA PREPARE 'trx_11' +master-bin.000001 # Gtid # # BEGIN GTID #-#-# XID :trx_12 +master-bin.000001 # Query # # use `test`; INSERT INTO t SET a=12 +master-bin.000001 # Query # # XA END 'trx_12' +master-bin.000001 # XA_prepare # # XA PREPARE 'trx_12' +master-bin.000001 # Gtid # # BEGIN GTID #-#-# XID :trx_13 +master-bin.000001 # Annotate_rows # # INSERT INTO t SET a=13 +master-bin.000001 # Table_map # # table_id: # (test.t) +master-bin.000001 # Write_rows_v1 # # table_id: # flags: STMT_END_F +master-bin.000001 # Query # # XA END 'trx_13' +master-bin.000001 # XA_prepare # # XA PREPARE 'trx_13' +master-bin.000001 # Gtid # # BEGIN GTID #-#-# XID :trx_14 +master-bin.000001 # Query # # use `test`; INSERT INTO t SET a=14 +master-bin.000001 # Query # # XA END 'trx_14' +master-bin.000001 # XA_prepare # # XA PREPARE 'trx_14' +master-bin.000001 # Gtid # # BEGIN GTID #-#-# XID :trx_15 +master-bin.000001 # Annotate_rows # # INSERT INTO t SET a=15 +master-bin.000001 # Table_map # # table_id: # (test.t) +master-bin.000001 # Write_rows_v1 # # table_id: # flags: STMT_END_F +master-bin.000001 # Query # # XA END 'trx_15' +master-bin.000001 # XA_prepare # # XA PREPARE 'trx_15' +master-bin.000001 # Gtid # # BEGIN GTID #-#-# XID :trx_16 +master-bin.000001 # Query # # use `test`; INSERT INTO t SET a=16 +master-bin.000001 # Query # # XA END 'trx_16' +master-bin.000001 # XA_prepare # # XA PREPARE 'trx_16' +master-bin.000001 # Gtid # # BEGIN GTID #-#-# XID :trx_17 +master-bin.000001 # Annotate_rows # # INSERT INTO t SET a=17 +master-bin.000001 # Table_map # # table_id: # (test.t) +master-bin.000001 # Write_rows_v1 # # table_id: # flags: STMT_END_F +master-bin.000001 # Query # # XA END 'trx_17' +master-bin.000001 # XA_prepare # # XA PREPARE 'trx_17' +master-bin.000001 # Gtid # # BEGIN GTID #-#-# XID :trx_18 +master-bin.000001 # Query # # use `test`; INSERT INTO t SET a=18 +master-bin.000001 # Query # # XA END 'trx_18' +master-bin.000001 # XA_prepare # # XA PREPARE 'trx_18' +master-bin.000001 # Gtid # # BEGIN GTID #-#-# XID :trx_19 +master-bin.000001 # Annotate_rows # # INSERT INTO t SET a=19 +master-bin.000001 # Table_map # # table_id: # (test.t) +master-bin.000001 # Write_rows_v1 # # table_id: # flags: STMT_END_F +master-bin.000001 # Query # # XA END 'trx_19' +master-bin.000001 # XA_prepare # # XA PREPARE 'trx_19' +master-bin.000001 # Gtid # # GTID #-#-# +master-bin.000001 # Query # # use `test`; XA ROLLBACK 'trx_0' +master-bin.000001 # Gtid # # GTID #-#-# +master-bin.000001 # Query # # use `test`; XA ROLLBACK 'trx_1' +master-bin.000001 # Gtid # # GTID #-#-# +master-bin.000001 # Query # # use `test`; XA ROLLBACK 'trx_2' +master-bin.000001 # Gtid # # GTID #-#-# +master-bin.000001 # Query # # use `test`; XA ROLLBACK 'trx_3' +master-bin.000001 # Gtid # # GTID #-#-# +master-bin.000001 # Query # # use `test`; XA ROLLBACK 'trx_4' +master-bin.000001 # Gtid # # GTID #-#-# +master-bin.000001 # Query # # use `test`; XA COMMIT 'trx_5' +master-bin.000001 # Gtid # # GTID #-#-# +master-bin.000001 # Query # # use `test`; XA COMMIT 'trx_6' +master-bin.000001 # Gtid # # GTID #-#-# +master-bin.000001 # Query # # use `test`; XA COMMIT 'trx_7' +master-bin.000001 # Gtid # # GTID #-#-# +master-bin.000001 # Query # # use `test`; XA COMMIT 'trx_8' +master-bin.000001 # Gtid # # GTID #-#-# +master-bin.000001 # Query # # use `test`; XA COMMIT 'trx_9' +master-bin.000001 # Stop # # +All transactions must be completed, to empty-list the following: +XA RECOVER; +formatID gtrid_length bqual_length data +XA RECOVER; +formatID gtrid_length bqual_length data diff --git a/mysql-test/suite/binlog/t/binlog_xa_prepared.test b/mysql-test/suite/binlog/t/binlog_xa_prepared.test new file mode 100644 index 0000000..212ecf9 --- /dev/null +++ b/mysql-test/suite/binlog/t/binlog_xa_prepared.test @@ -0,0 +1,106 @@ +# +# The test verifies prepared XA transaction behaviour. +# +# The prepared XA transactions can be disconnected from the client, +# discovered from another connection and commited or rolled back +# later. They also survive the server restart. The test runs two +# loops each consisting of prepared XA:s generation, their +# manipulation and a server restart followed with survived XA:s +# completion. +# + +# +# Prepared XA can't get available to an external connection +# until connection that either leaves actively or is killed +# has completed a necessary part of its cleanup. +# Selecting from P_S.threads provides a method to learn that. +# +--source include/have_innodb.inc +--source include/have_perfschema.inc + +# Total number of connection each performing one insert into table +--let $conn_number=20 +# Number of rollbacks and commits from either side of the server restart +--let $rollback_number=5 +--let $commit_number=5 +# Number of transactions that are terminated before server restarts +--let $term_number=`SELECT $rollback_number + $commit_number` +# Instead of disconnect make some connections killed when their +# transactions got prepared. +--let $killed_number=5 +# make some connections disconnected by shutdown rather than actively +--let $server_disconn_number=5 +--let $prepared_at_server_restart = `SELECT $conn_number - $term_number` +# number a "warmup" connection after server restart, they all commit +--let $post_restart_conn_number=10 + +# Counter to be used in GTID consistency check. +# It's incremented per each non-XA transaction commit. +# Local to this file variable to control one-phase commit loop +--let $one_phase_number = 5 + +--connection default + +# Remove possibly preceeding binlogs and clear initialization time +# GTID executed info. In the following all transactions are counted +# to conduct verification at the end of the test. +if (`SELECT @@global.log_bin`) +{ + RESET MASTER; +} + +# Disconected and follower threads need synchronization +CREATE VIEW v_processlist as SELECT * FROM performance_schema.threads where type = 'FOREGROUND'; + +--eval call mtr.add_suppression("Found $prepared_at_server_restart prepared XA transactions") + +CREATE TABLE t (a INT) ENGINE=innodb; + +# Counter is incremented at the end of post restart to +# reflect number of loops done in correctness computation. +--let $restart_number = 0 +--let $how_to_restart=restart_mysqld.inc +--source include/binlog_xa_prepared_do_and_restart.inc + +--let $how_to_restart=kill_and_restart_mysqld.inc +--source include/binlog_xa_prepared_do_and_restart.inc + +--connection default + +# Few xs that commit in one phase, not subject to the server restart +# nor reconnect. +# This piece of test is related to mysqlbinlog recovery examine below. +--let $k = 0 +while ($k < $one_phase_number) +{ + --eval XA START 'one_phase_trx_$k' + --eval INSERT INTO t SET a=$k + --eval XA END 'one_phase_trx_$k' + --eval XA COMMIT 'one_phase_trx_$k' ONE PHASE + + --inc $k +} + +SELECT SUM(a) FROM t; +DROP TABLE t; +DROP VIEW v_processlist; + +let $outfile= $MYSQLTEST_VARDIR/tmp/mysqlbinlog.sql; +if (`SELECT @@global.log_bin`) +{ + # Recording proper samples of binlogged prepared XA:s + --source include/show_binlog_events.inc + --exec $MYSQL_BINLOG -R --to-last-log master-bin.000001 > $outfile + # --cat_file $outfile +} + +--echo All transactions must be completed, to empty-list the following: +XA RECOVER; + + +if (`SELECT @@global.log_bin`) +{ + --exec $MYSQL test < $outfile + --remove_file $outfile + XA RECOVER; +} diff --git a/mysql-test/suite/binlog/t/binlog_xa_prepared_disconnect.test b/mysql-test/suite/binlog/t/binlog_xa_prepared_disconnect.test new file mode 100644 index 0000000..3301cf7 --- /dev/null +++ b/mysql-test/suite/binlog/t/binlog_xa_prepared_disconnect.test @@ -0,0 +1,13 @@ +############################################################################### +# Bug#12161 Xa recovery and client disconnection +# Testing new server options and binary logging prepared XA transaction. +############################################################################### +--source include/have_log_bin.inc + +# +# MIXED mode is chosen because formats are varied inside the sourced tests. +# +--source include/have_binlog_format_mixed.inc + +--source suite/binlog/t/binlog_xa_prepared.test + diff --git a/mysql-test/suite/rpl/include/rpl_connection_master.inc b/mysql-test/suite/rpl/include/rpl_connection_master.inc new file mode 100644 index 0000000..fa09cc8 --- /dev/null +++ b/mysql-test/suite/rpl/include/rpl_connection_master.inc @@ -0,0 +1,2 @@ +let $rpl_connection_name= master; +source include/rpl_connection.inc; diff --git a/mysql-test/suite/rpl/include/rpl_connection_slave.inc b/mysql-test/suite/rpl/include/rpl_connection_slave.inc new file mode 100644 index 0000000..8dcfb3b --- /dev/null +++ b/mysql-test/suite/rpl/include/rpl_connection_slave.inc @@ -0,0 +1,2 @@ +let $rpl_connection_name= slave; +source include/rpl_connection.inc; diff --git a/mysql-test/suite/rpl/r/rpl_xa.result b/mysql-test/suite/rpl/r/rpl_xa.result new file mode 100644 index 0000000..d406877 --- /dev/null +++ b/mysql-test/suite/rpl/r/rpl_xa.result @@ -0,0 +1,62 @@ +include/master-slave.inc +[connection master] +create table t1 (a int, b int) engine=InnoDB; +xa start 't'; +insert into t1 values(1, 2); +xa end 't'; +xa prepare 't'; +xa commit 't'; +select * from t1; +a b +1 2 +connection slave; +select * from t1; +a b +1 2 +connection master; +xa start 't'; +insert into t1 values(3, 4); +xa end 't'; +xa prepare 't'; +xa rollback 't'; +select * from t1; +a b +1 2 +connection slave; +select * from t1; +a b +1 2 +connection master; +SET pseudo_slave_mode=1; +create table t2 (a int) engine=InnoDB; +xa start 't'; +insert into t1 values (5, 6); +xa end 't'; +xa prepare 't'; +xa start 's'; +insert into t2 values (0); +xa end 's'; +xa prepare 's'; +xa commit 't'; +xa commit 's'; +SET pseudo_slave_mode=0; +Warnings: +Warning 1231 Slave applier execution mode not active, statement ineffective. +select * from t1; +a b +1 2 +5 6 +select * from t2; +a +0 +connection slave; +select * from t1; +a b +1 2 +5 6 +select * from t2; +a +0 +connection master; +drop table t1, t2; +include/rpl_end.inc diff --git a/mysql-test/suite/rpl/r/rpl_xa_survive_disconnect_mixed_engines.result b/mysql-test/suite/rpl/r/rpl_xa_survive_disconnect_mixed_engines.result new file mode 100644 index 0000000..34f118e --- /dev/null +++ b/mysql-test/suite/rpl/r/rpl_xa_survive_disconnect_mixed_engines.result @@ -0,0 +1,46 @@ +include/master-slave.inc +[connection master] +connection master; +CALL mtr.add_suppression("Unsafe statement written to the binary log using statement format since BINLOG_FORMAT = STATEMENT"); +SET @@session.binlog_direct_non_transactional_updates := if(floor(rand()*10)%2,'ON','OFF'); +CREATE TABLE t (a INT) ENGINE=innodb; +CREATE TABLE tm (a INT) ENGINE=myisam; +XA START '1'; +INSERT INTO tm VALUES (1); +INSERT INTO t VALUES (1); +XA END '1'; +XA PREPARE '1'; +XA COMMIT '1'; +XA START '2'; +INSERT INTO t VALUES (2); +INSERT INTO tm VALUES (2); +INSERT INTO t VALUES (2); +XA END '2'; +XA PREPARE '2'; +XA COMMIT '2'; +XA START '3'; +INSERT INTO tm VALUES (3); +INSERT INTO t VALUES (3); +XA END '3'; +XA PREPARE '3'; +XA ROLLBACK '3'; +Warnings: +Warning 1196 Some non-transactional changed tables couldn't be rolled back +Warning 1196 Some non-transactional changed tables couldn't be rolled back +XA START '4'; +INSERT INTO t VALUES (4); +INSERT INTO tm VALUES (4); +INSERT INTO t VALUES (4); +XA END '4'; +XA PREPARE '4'; +XA ROLLBACK '4'; +Warnings: +Warning 1196 Some non-transactional changed tables couldn't be rolled back +Warning 1196 Some non-transactional changed tables couldn't be rolled back +include/sync_slave_sql_with_master.inc +include/diff_tables.inc [master:tm, slave:tm] +connection master; +DELETE FROM t; +DROP TABLE t, tm; +include/sync_slave_sql_with_master.inc +include/rpl_end.inc diff --git a/mysql-test/suite/rpl/t/rpl_xa.test b/mysql-test/suite/rpl/t/rpl_xa.test new file mode 100644 index 0000000..fda84b3 --- /dev/null +++ b/mysql-test/suite/rpl/t/rpl_xa.test @@ -0,0 +1,46 @@ +source include/have_innodb.inc; +source include/master-slave.inc; + +create table t1 (a int, b int) engine=InnoDB; +xa start 't'; +insert into t1 values(1, 2); +xa end 't'; +xa prepare 't'; +xa commit 't'; +select * from t1; +sync_slave_with_master; +select * from t1; +connection master; + +xa start 't'; +insert into t1 values(3, 4); +xa end 't'; +xa prepare 't'; +xa rollback 't'; +select * from t1; +sync_slave_with_master; +select * from t1; + +connection master; +SET pseudo_slave_mode=1; +create table t2 (a int) engine=InnoDB; +xa start 't'; +insert into t1 values (5, 6); +xa end 't'; +xa prepare 't'; +xa start 's'; +insert into t2 values (0); +xa end 's'; +xa prepare 's'; +xa commit 't'; +xa commit 's'; +SET pseudo_slave_mode=0; +select * from t1; +select * from t2; +sync_slave_with_master; +select * from t1; +select * from t2; + +connection master; +drop table t1, t2; +source include/rpl_end.inc; diff --git a/mysql-test/suite/rpl/t/rpl_xa_survive_disconnect_mixed_engines.test b/mysql-test/suite/rpl/t/rpl_xa_survive_disconnect_mixed_engines.test new file mode 100644 index 0000000..1c197dc --- /dev/null +++ b/mysql-test/suite/rpl/t/rpl_xa_survive_disconnect_mixed_engines.test @@ -0,0 +1,80 @@ +# BUG#12161 Xa recovery and client disconnection +# +# The test verifies correct XA transaction two phase logging and its applying +# in a case the transaction updates transactional and non-transactional tables. + +--source include/have_innodb.inc +--source include/master-slave.inc + +--connection master +CALL mtr.add_suppression("Unsafe statement written to the binary log using statement format since BINLOG_FORMAT = STATEMENT"); + +# Test randomizes the following variable's value: +SET @@session.binlog_direct_non_transactional_updates := if(floor(rand()*10)%2,'ON','OFF'); +CREATE TABLE t (a INT) ENGINE=innodb; + +# memorize for the following show +--let $binlog_start= query_get_value(SHOW MASTER STATUS, Position, 1) +--let $binlog_file= query_get_value(SHOW MASTER STATUS, File, 1) + +CREATE TABLE tm (a INT) ENGINE=myisam; + +# case A: COMMIT + +# Non transactional table goes first +XA START '1'; +INSERT INTO tm VALUES (1); +INSERT INTO t VALUES (1); +XA END '1'; +XA PREPARE '1'; +XA COMMIT '1'; + +# Transactional table goes first +XA START '2'; +INSERT INTO t VALUES (2); +--disable_warnings +INSERT INTO tm VALUES (2); +--enable_warnings +INSERT INTO t VALUES (2); +XA END '2'; +XA PREPARE '2'; +XA COMMIT '2'; + +# case B: ROLLBACK + +# Non transactional table goes first +XA START '3'; +--disable_warnings +INSERT INTO tm VALUES (3); +--enable_warnings +INSERT INTO t VALUES (3); +XA END '3'; +XA PREPARE '3'; +XA ROLLBACK '3'; + +# Transactional table goes first +XA START '4'; +INSERT INTO t VALUES (4); +--disable_warnings +INSERT INTO tm VALUES (4); +--enable_warnings +INSERT INTO t VALUES (4); +XA END '4'; +XA PREPARE '4'; +XA ROLLBACK '4'; + +--source include/sync_slave_sql_with_master.inc + +--let $diff_tables= master:tm, slave:tm +--source include/diff_tables.inc + +# cleanup + +--connection master + +DELETE FROM t; +DROP TABLE t, tm; + +--source include/sync_slave_sql_with_master.inc + +--source include/rpl_end.inc diff --git a/sql/handler.cc b/sql/handler.cc index 0746f8a..45d21ea 100644 --- a/sql/handler.cc +++ b/sql/handler.cc @@ -1247,6 +1247,7 @@ int ha_prepare(THD *thd) Ha_trx_info *ha_info= trans->ha_list; DBUG_ENTER("ha_prepare"); + thd->transaction.xid_state.registered_for_binlog= false; if (ha_info) { for (; ha_info; ha_info= ha_info->next()) @@ -1270,6 +1271,13 @@ int ha_prepare(THD *thd) } } + + if (thd->transaction.xid_state.registered_for_binlog && + unlikely(tc_log->log_xa_prepare(thd, all))) + { + ha_rollback_trans(thd, all); + error=1; + } } DBUG_RETURN(error); @@ -2110,7 +2118,7 @@ static my_bool xarecover_handlerton(THD *unused, plugin_ref plugin, char buf[XIDDATASIZE*4+6]; // see xid_to_str DBUG_PRINT("info", ("ignore xid %s", xid_to_str(buf, info->list+i))); #endif - xid_cache_insert(info->list+i, XA_PREPARED); + xid_cache_insert(info->list+i, XA_PREPARED, TRUE); info->found_foreign_xids++; continue; } diff --git a/sql/handler.h b/sql/handler.h index e80b963..b04a83e 100644 --- a/sql/handler.h +++ b/sql/handler.h @@ -828,6 +828,16 @@ struct xid_t { long gtrid_length; long bqual_length; char data[XIDDATASIZE]; // not \0-terminated ! + /* + The size of the string containing serialized Xid representation + is computed as a sum of + eight as the number of formatting symbols (X'',X'',) + plus 2 x XIDDATASIZE (2 due to hex format), + plus space for decimal digits of XID::formatID, + plus one for 0x0. + */ + static const uint ser_buf_size= + 8 + 2 * XIDDATASIZE + 4 * sizeof(long) + 1; xid_t() {} /* Remove gcc warning */ bool eq(struct xid_t *xid) @@ -1661,6 +1671,21 @@ struct handlerton /* backup */ void (*prepare_for_backup)(void); void (*end_backup)(void); + /** + @param[in,out] thd pointer to THD + @param[in] new_trx_arg pointer to replacement transaction + @param[out] ptr_trx_arg double pointer to being replaced transaction + + Associated with THD engine's native transaction is replaced + with @c new_trx_arg. The old value is returned through a buffer if non-null + pointer is provided with @c ptr_trx_arg. + The method is adapted by XA start and XA prepare handlers to + handle XA transaction that is logged as two parts by slave applier. + + This interface concerns engines that are aware of XA transaction. + */ + void (*replace_native_transaction_in_thd)(THD *thd, void *new_trx_arg, + void **ptr_trx_arg); }; diff --git a/sql/log.cc b/sql/log.cc index 2b1d286..1273ccd 100644 --- a/sql/log.cc +++ b/sql/log.cc @@ -92,6 +92,9 @@ static int binlog_commit(handlerton *hton, THD *thd, bool all); static int binlog_rollback(handlerton *hton, THD *thd, bool all); static int binlog_prepare(handlerton *hton, THD *thd, bool all); static int binlog_start_consistent_snapshot(handlerton *hton, THD *thd); +static int binlog_flush_cache(THD *thd, binlog_cache_mngr *cache_mngr, + Log_event *end_ev, bool all, bool using_stmt, + bool using_trx); static const LEX_CSTRING write_error_msg= { STRING_WITH_LEN("error writing to the binary log") }; @@ -1887,23 +1890,16 @@ static inline int binlog_commit_flush_xid_caches(THD *thd, binlog_cache_mngr *cache_mngr, bool all, my_xid xid) { - if (xid) - { - Xid_log_event end_evt(thd, xid, TRUE); - return (binlog_flush_cache(thd, cache_mngr, &end_evt, all, TRUE, TRUE)); - } - else + /* Mask XA COMMIT ... ONE PHASE as plain BEGIN ... COMMIT */ + if (!xid) { - /* - Empty xid occurs in XA COMMIT ... ONE PHASE. - In this case, we do not have a MySQL xid for the transaction, and the - external XA transaction coordinator will have to handle recovery if - needed. So we end the transaction with a plain COMMIT query event. - */ - Query_log_event end_evt(thd, STRING_WITH_LEN("COMMIT"), - TRUE, TRUE, TRUE, 0); - return (binlog_flush_cache(thd, cache_mngr, &end_evt, all, TRUE, TRUE)); + DBUG_ASSERT(thd->transaction.xid_state.xa_state == XA_IDLE && + thd->lex->xa_opt == XA_ONE_PHASE); + xid= thd->query_id; } + + Xid_log_event end_evt(thd, xid, TRUE); + return (binlog_flush_cache(thd, cache_mngr, &end_evt, all, TRUE, TRUE)); } /** @@ -1962,14 +1958,37 @@ binlog_truncate_trx_cache(THD *thd, binlog_cache_mngr *cache_mngr, bool all) static int binlog_prepare(handlerton *hton, THD *thd, bool all) { /* - do nothing. - just pretend we can do 2pc, so that MySQL won't - switch to 1pc. - real work will be done in MYSQL_BIN_LOG::log_and_order() + Mark the XA for binlogging. + Transactions with no binlog handler registered like readonly ones, + should not go to the binlog. + Real work is done in MYSQL_BIN_LOG::log_xa_prepare() */ + thd->transaction.xid_state.registered_for_binlog= true; return 0; } + +static int serialize_xid(XID *xid, char *buf) +{ + size_t size; + buf[0]= '\''; + memcpy(buf+1, xid->data, xid->gtrid_length); + size= xid->gtrid_length + 2; + buf[size-1]= '\''; + if (xid->bqual_length == 0 && xid->formatID == 1) + return size; + + memcpy(buf+size, ", '", 3); + memcpy(buf+size+3, xid->data+xid->gtrid_length, xid->bqual_length); + size+= 3 + xid->bqual_length; + buf[size]= '\''; + size++; + if (xid->formatID != 1) + size+= sprintf(buf+size, ", %ld", xid->formatID); + return size; +} + + /* We flush the cache wrapped in a beging/rollback if: . aborting a single or multi-statement transaction and; @@ -9866,6 +9885,43 @@ int TC_LOG_BINLOG::unlog(ulong cookie, my_xid xid) DBUG_RETURN(BINLOG_COOKIE_GET_ERROR_FLAG(cookie)); } + +int TC_LOG_BINLOG::log_xa_prepare(THD *thd, bool all) +{ + binlog_cache_mngr *cache_mngr= thd->binlog_setup_trx_data(); + XID *xid= &thd->transaction.xid_state.xid; + { + /* + Log the XA END event first. + We don't do that in trans_xa_end() as XA COMMIT ONE PHASE + is logged as simple BEGIN/COMMIT so the XA END should + not get to the log. + */ + const size_t xc_len= sizeof("XA END ") - 1; // do not count trailing 0 + char buf[xc_len + xid_t::ser_buf_size]; + size_t buflen; + binlog_cache_data *cache_data; + IO_CACHE *file; + + memcpy(buf, "XA END ", xc_len); + buflen= xc_len + serialize_xid(xid, buf+xc_len); + cache_data= cache_mngr->get_binlog_cache_data(true); + file= &cache_data->cache_log; + thd->lex->sql_command= SQLCOM_XA_END; + Query_log_event xa_end(thd, buf, buflen, true, false, true, 0); + if (write_event(&xa_end, cache_data, file)) + return 1; + thd->lex->sql_command= SQLCOM_XA_PREPARE; + } + + cache_mngr->using_xa= FALSE; + XA_prepare_log_event end_evt(thd, xid, FALSE); + if (thd->variables.option_bits & OPTION_BIN_LOG) + thd->transaction.xid_state.set_binlogged(); + return (binlog_flush_cache(thd, cache_mngr, &end_evt, all, TRUE, TRUE)); +} + + void TC_LOG_BINLOG::commit_checkpoint_notify(void *cookie) { diff --git a/sql/log.h b/sql/log.h index 2d4cc7a..f94cb11 100644 --- a/sql/log.h +++ b/sql/log.h @@ -60,6 +60,7 @@ class TC_LOG bool need_prepare_ordered, bool need_commit_ordered) = 0; virtual int unlog(ulong cookie, my_xid xid)=0; + virtual int log_xa_prepare(THD *thd, bool all)= 0; virtual void commit_checkpoint_notify(void *cookie)= 0; protected: @@ -114,6 +115,10 @@ class TC_LOG_DUMMY: public TC_LOG // use it to disable the logging return 1; } int unlog(ulong cookie, my_xid xid) { return 0; } + int log_xa_prepare(THD *thd, bool all) + { + return 0; + } void commit_checkpoint_notify(void *cookie) { DBUG_ASSERT(0); }; }; @@ -197,6 +202,10 @@ class TC_LOG_MMAP: public TC_LOG int log_and_order(THD *thd, my_xid xid, bool all, bool need_prepare_ordered, bool need_commit_ordered); int unlog(ulong cookie, my_xid xid); + int log_xa_prepare(THD *thd, bool all) + { + return 0; + } void commit_checkpoint_notify(void *cookie); int recover(); @@ -685,6 +694,7 @@ class MYSQL_BIN_LOG: public TC_LOG, private MYSQL_LOG int log_and_order(THD *thd, my_xid xid, bool all, bool need_prepare_ordered, bool need_commit_ordered); int unlog(ulong cookie, my_xid xid); + int log_xa_prepare(THD *thd, bool all); void commit_checkpoint_notify(void *cookie); int recover(LOG_INFO *linfo, const char *last_log_name, IO_CACHE *first_log, Format_description_log_event *fdle, bool do_xa); diff --git a/sql/log_event.cc b/sql/log_event.cc index 70f0e6c..4179145 100644 --- a/sql/log_event.cc +++ b/sql/log_event.cc @@ -2139,6 +2139,9 @@ Log_event* Log_event::read_log_event(const char* buf, uint event_len, case XID_EVENT: ev = new Xid_log_event(buf, fdle); break; + case XA_PREPARE_LOG_EVENT: + ev = new XA_prepare_log_event(buf, fdle); + break; case RAND_EVENT: ev = new Rand_log_event(buf, fdle); break; @@ -2190,7 +2193,6 @@ Log_event* Log_event::read_log_event(const char* buf, uint event_len, case PREVIOUS_GTIDS_LOG_EVENT: case TRANSACTION_CONTEXT_EVENT: case VIEW_CHANGE_EVENT: - case XA_PREPARE_LOG_EVENT: ev= new Ignorable_log_event(buf, fdle, get_type_str((Log_event_type) event_type)); break; @@ -4433,6 +4435,7 @@ Query_log_event::Query_log_event(THD* thd_arg, const char* query_arg, size_t que case SQLCOM_RELEASE_SAVEPOINT: case SQLCOM_ROLLBACK_TO_SAVEPOINT: case SQLCOM_SAVEPOINT: + case SQLCOM_XA_END: use_cache= trx_cache= TRUE; break; default: @@ -6268,6 +6271,7 @@ Format_description_log_event(uint8 binlog_ver, const char* server_ver) post_header_len[USER_VAR_EVENT-1]= USER_VAR_HEADER_LEN; post_header_len[FORMAT_DESCRIPTION_EVENT-1]= FORMAT_DESCRIPTION_HEADER_LEN; post_header_len[XID_EVENT-1]= XID_HEADER_LEN; + post_header_len[XA_PREPARE_LOG_EVENT-1]= XA_PREPARE_HEADER_LEN; post_header_len[BEGIN_LOAD_QUERY_EVENT-1]= BEGIN_LOAD_QUERY_HEADER_LEN; post_header_len[EXECUTE_LOAD_QUERY_EVENT-1]= EXECUTE_LOAD_QUERY_HEADER_LEN; /* @@ -7920,7 +7924,7 @@ Gtid_log_event::Gtid_log_event(const char *buf, uint event_len, buf+= 8; domain_id= uint4korr(buf); buf+= 4; - flags2= *buf; + flags2= *(buf++); if (flags2 & FL_GROUP_COMMIT_ID) { if (event_len < (uint)header_size + GTID_HEADER_LEN + 2) @@ -7928,8 +7932,22 @@ Gtid_log_event::Gtid_log_event(const char *buf, uint event_len, seq_no= 0; // So is_valid() returns false return; } - ++buf; commit_id= uint8korr(buf); + buf+= 8; + } + if (flags2 & FL_PREPARED_XA) + { + xid.formatID= (long) buf[0]; + xid.gtrid_length= (long) buf[1]; + xid.bqual_length= (long) buf[2]; + + buf+= 3; + if (xid.formatID != -1) + { + long data_length= xid.bqual_length + xid.gtrid_length; + memcpy(xid.data, buf, data_length); + buf+= data_length; + } } } @@ -7960,6 +7978,12 @@ Gtid_log_event::Gtid_log_event(THD *thd_arg, uint64 seq_no_arg, /* Preserve any DDL or WAITED flag in the slave's binlog. */ if (thd_arg->rgi_slave) flags2|= (thd_arg->rgi_slave->gtid_ev_flags2 & (FL_DDL|FL_WAITED)); + if (thd->transaction.xid_state.xa_state == XA_IDLE && + thd->lex->xa_opt != XA_ONE_PHASE) + { + flags2|= FL_PREPARED_XA; + xid= thd->transaction.xid_state.xid; + } } @@ -8002,7 +8026,7 @@ Gtid_log_event::peek(const char *event_start, size_t event_len, bool Gtid_log_event::write() { - uchar buf[GTID_HEADER_LEN+2]; + uchar buf[GTID_HEADER_LEN+2+sizeof(XID)]; size_t write_len; int8store(buf, seq_no); @@ -8014,8 +8038,25 @@ Gtid_log_event::write() write_len= GTID_HEADER_LEN + 2; } else + write_len= 13; + + if (flags2 & FL_PREPARED_XA) { - bzero(buf+13, GTID_HEADER_LEN-13); + buf[write_len]= (uchar) ((char) xid.formatID); + buf[write_len+1]= (uchar) xid.gtrid_length; + buf[write_len+2]= (uchar) xid.bqual_length; + write_len+= 3; + if (xid.formatID != -1) + { + long data_length= xid.bqual_length + xid.gtrid_length; + memcpy(buf+write_len, xid.data, data_length); + write_len+= data_length; + } + } + + if (write_len < GTID_HEADER_LEN) + { + bzero(buf+write_len, GTID_HEADER_LEN-write_len); write_len= GTID_HEADER_LEN; } return write_header(write_len) || @@ -8058,7 +8099,7 @@ Gtid_log_event::make_compatible_event(String *packet, bool *need_dummy_event, void Gtid_log_event::pack_info(Protocol *protocol) { - char buf[6+5+10+1+10+1+20+1+4+20+1]; + char buf[6+5+10+1+10+1+20+1+4+20+1+5+128]; char *p; p = strmov(buf, (flags2 & FL_STANDALONE ? "GTID " : "BEGIN GTID ")); p= longlong10_to_str(domain_id, p, 10); @@ -8072,6 +8113,12 @@ Gtid_log_event::pack_info(Protocol *protocol) p= longlong10_to_str(commit_id, p, 10); } + if (flags2 & FL_PREPARED_XA) + { + p= strmov(p, " XID :"); + p= strnmov(p, xid.data, xid.bqual_length + xid.gtrid_length); + } + protocol->store(buf, p-buf, &my_charset_bin); } @@ -8125,10 +8172,23 @@ Gtid_log_event::do_apply_event(rpl_group_info *rgi) thd->lex->sql_command= SQLCOM_BEGIN; thd->is_slave_error= 0; status_var_increment(thd->status_var.com_stat[thd->lex->sql_command]); - if (trans_begin(thd, 0)) + if (flags2 & FL_PREPARED_XA) { - DBUG_PRINT("error", ("trans_begin() failed")); - thd->is_slave_error= 1; + thd->lex->xid= &xid; + thd->lex->xa_opt= XA_NONE; + if (trans_xa_start(thd)) + { + DBUG_PRINT("error", ("trans_xa_start() failed")); + thd->is_slave_error= 1; + } + } + else + { + if (trans_begin(thd, 0)) + { + DBUG_PRINT("error", ("trans_begin() failed")); + thd->is_slave_error= 1; + } } thd->update_stats(); @@ -8248,9 +8308,29 @@ Gtid_log_event::print(FILE *file, PRINT_EVENT_INFO *print_event_info) buf, print_event_info->delimiter)) goto err; } - if (!(flags2 & FL_STANDALONE)) - if (my_b_printf(&cache, is_flashback ? "COMMIT\n%s\n" : "BEGIN\n%s\n", print_event_info->delimiter)) + if ((flags2 & FL_PREPARED_XA) && !is_flashback) + { + my_b_write_string(&cache, "XA START '"); + my_b_write(&cache, (uchar *) xid.data, xid.gtrid_length); + my_b_write_string(&cache, "'"); + if (xid.bqual_length > 0 || xid.formatID != 1) + { + my_b_write_string(&cache, ", '"); + my_b_write(&cache, (uchar *) xid.data+xid.gtrid_length, xid.bqual_length); + my_b_write_string(&cache, "'"); + if (xid.formatID != 1) + if (my_b_printf(&cache, ", %d", xid.formatID)) + goto err; + } + if (my_b_printf(&cache, "%s\n", print_event_info->delimiter)) + goto err; + } + else if (!(flags2 & FL_STANDALONE)) + { + if (my_b_printf(&cache, is_flashback ? "COMMIT\n%s\n" : "BEGIN\n%s\n", + print_event_info->delimiter)) goto err; + } return cache.flush_data(); err: @@ -8871,80 +8951,20 @@ bool slave_execute_deferred_events(THD *thd) /************************************************************************** - Xid_log_event methods + Xid_apply_log_event methods **************************************************************************/ #if defined(HAVE_REPLICATION) && !defined(MYSQL_CLIENT) -void Xid_log_event::pack_info(Protocol *protocol) -{ - char buf[128], *pos; - pos= strmov(buf, "COMMIT /* xid="); - pos= longlong10_to_str(xid, pos, 10); - pos= strmov(pos, " */"); - protocol->store(buf, (uint) (pos-buf), &my_charset_bin); -} -#endif - -/** - @note - It's ok not to use int8store here, - as long as xid_t::set(ulonglong) and - xid_t::get_my_xid doesn't do it either. - We don't care about actual values of xids as long as - identical numbers compare identically -*/ - -Xid_log_event:: -Xid_log_event(const char* buf, - const Format_description_log_event *description_event) - :Log_event(buf, description_event) -{ - /* The Post-Header is empty. The Variable Data part begins immediately. */ - buf+= description_event->common_header_len + - description_event->post_header_len[XID_EVENT-1]; - memcpy((char*) &xid, buf, sizeof(xid)); -} - - -#ifndef MYSQL_CLIENT -bool Xid_log_event::write() -{ - DBUG_EXECUTE_IF("do_not_write_xid", return 0;); - return write_header(sizeof(xid)) || - write_data((uchar*)&xid, sizeof(xid)) || - write_footer(); -} -#endif - -#ifdef MYSQL_CLIENT -bool Xid_log_event::print(FILE* file, PRINT_EVENT_INFO* print_event_info) +int Xid_apply_log_event::record_gtid(const rpl_gtid *gtid, uint64 sub_id, + void **out_hton) { - Write_on_release_cache cache(&print_event_info->head_cache, file, - Write_on_release_cache::FLUSH_F, this); - - if (!print_event_info->short_form) - { - char buf[64]; - longlong10_to_str(xid, buf, 10); - - if (print_header(&cache, print_event_info, FALSE) || - my_b_printf(&cache, "\tXid = %s\n", buf)) - goto err; - } - if (my_b_printf(&cache, is_flashback ? "BEGIN%s\n" : "COMMIT%s\n", - print_event_info->delimiter)) - goto err; - - return cache.flush_data(); -err: - return 1; + return rpl_global_gtid_slave_state->record_gtid(thd, gtid, sub_id, true, + false, out_hton); } -#endif /* MYSQL_CLIENT */ -#if defined(HAVE_REPLICATION) && !defined(MYSQL_CLIENT) -int Xid_log_event::do_apply_event(rpl_group_info *rgi) +int Xid_apply_log_event::do_apply_event(rpl_group_info *rgi) { bool res; int err; @@ -8975,8 +8995,7 @@ int Xid_log_event::do_apply_event(rpl_group_info *rgi) rgi->gtid_pending= false; gtid= rgi->current_gtid; - err= rpl_global_gtid_slave_state->record_gtid(thd, >id, sub_id, true, - false, &hton); + err= record_gtid(>id, sub_id, &hton); if (unlikely(err)) { int ec= thd->get_stmt_da()->sql_errno(); @@ -9005,8 +9024,7 @@ int Xid_log_event::do_apply_event(rpl_group_info *rgi) general_log_print(thd, COM_QUERY, "COMMIT /* implicit, from Xid_log_event */"); thd->variables.option_bits&= ~OPTION_GTID_BEGIN; - res= trans_commit(thd); /* Automatically rolls back on error. */ - thd->mdl_context.release_transactional_locks(); + res= do_commit(); if (likely(!res) && sub_id) rpl_global_gtid_slave_state->update_state_hash(sub_id, >id, hton, rgi); @@ -9020,9 +9038,9 @@ int Xid_log_event::do_apply_event(rpl_group_info *rgi) } Log_event::enum_skip_reason -Xid_log_event::do_shall_skip(rpl_group_info *rgi) +Xid_apply_log_event::do_shall_skip(rpl_group_info *rgi) { - DBUG_ENTER("Xid_log_event::do_shall_skip"); + DBUG_ENTER("Xid_apply_log_event::do_shall_skip"); if (rgi->rli->slave_skip_counter > 0) { DBUG_ASSERT(!rgi->rli->get_flag(Relay_log_info::IN_TRANSACTION)); @@ -9050,6 +9068,322 @@ Xid_log_event::do_shall_skip(rpl_group_info *rgi) /************************************************************************** + Xid_log_event methods +**************************************************************************/ + +#if defined(HAVE_REPLICATION) && !defined(MYSQL_CLIENT) +void Xid_log_event::pack_info(Protocol *protocol) +{ + char buf[128], *pos; + pos= strmov(buf, "COMMIT /* xid="); + pos= longlong10_to_str(xid, pos, 10); + pos= strmov(pos, " */"); + protocol->store(buf, (uint) (pos-buf), &my_charset_bin); +} +#endif + +/** + @note + It's ok not to use int8store here, + as long as xid_t::set(ulonglong) and + xid_t::get_my_xid doesn't do it either. + We don't care about actual values of xids as long as + identical numbers compare identically +*/ + +Xid_log_event:: +Xid_log_event(const char* buf, + const Format_description_log_event *description_event) + :Xid_apply_log_event(buf, description_event) +{ + /* The Post-Header is empty. The Variable Data part begins immediately. */ + buf+= description_event->common_header_len + + description_event->post_header_len[XID_EVENT-1]; + memcpy((char*) &xid, buf, sizeof(xid)); +} + + +#ifndef MYSQL_CLIENT +bool Xid_log_event::write() +{ + DBUG_EXECUTE_IF("do_not_write_xid", return 0;); + return write_header(sizeof(xid)) || + write_data((uchar*)&xid, sizeof(xid)) || + write_footer(); +} +#endif + + +#ifdef MYSQL_CLIENT +bool Xid_log_event::print(FILE* file, PRINT_EVENT_INFO* print_event_info) +{ + Write_on_release_cache cache(&print_event_info->head_cache, file, + Write_on_release_cache::FLUSH_F, this); + + if (!print_event_info->short_form) + { + char buf[64]; + longlong10_to_str(xid, buf, 10); + + if (print_header(&cache, print_event_info, FALSE) || + my_b_printf(&cache, "\tXid = %s\n", buf)) + goto err; + } + if (my_b_printf(&cache, is_flashback ? "BEGIN%s\n" : "COMMIT%s\n", + print_event_info->delimiter)) + goto err; + + return cache.flush_data(); +err: + return 1; +} +#endif /* MYSQL_CLIENT */ + + +#if defined(HAVE_REPLICATION) && !defined(MYSQL_CLIENT) +int Xid_log_event::do_commit() +{ + bool res; + res= trans_commit(thd); /* Automatically rolls back on error. */ + thd->mdl_context.release_transactional_locks(); + return res; +} +#endif /* !MYSQL_CLIENT */ + + +#ifdef TODO7974 +/** + Function serializes XID which is characterized by by four last arguments + of the function. + Serialized XID is presented in valid hex format and is returned to + the caller in a buffer pointed by the first argument. + The buffer size provived by the caller must be not less than + 8 + 2 * XIDDATASIZE + 4 * sizeof(XID::formatID) + 1, see + XID::serialize_xid() that is a caller and plugin.h for XID declaration. + + @param buf pointer to a buffer allocated for storing serialized data + + @return the value of the buffer pointer +*/ + +char *XA_prepare_log_event::event_xid_t::serialize(char *buf) const +{ + int i; + char *c= buf; + /* + Build a string like following pattern: + X'hex11hex12...hex1m',X'hex21hex22...hex2n',11 + and store it into buf. + Here hex1i and hex2k are hexadecimals representing XID's internal + raw bytes (1 <= i <= m, 1 <= k <= n), and `m' and `n' even numbers + half of which corresponding to the lengths of XID's components. + */ + c[0]= 'X'; + c[1]= '\''; + c+= 2; + for (i= 0; i < gtrid_length; i++) + { + c[0]=_dig_vec_lower[((uchar*) data)[i] >> 4]; + c[1]=_dig_vec_lower[((uchar*) data)[i] & 0x0f]; + c+= 2; + } + c[0]= '\''; + c[1]= ','; + c[2]= 'X'; + c[3]= '\''; + c+= 4; + + for (; i < gtrid_length + bqual_length; i++) + { + c[0]=_dig_vec_lower[((uchar*) data)[i] >> 4]; + c[1]=_dig_vec_lower[((uchar*) data)[i] & 0x0f]; + c+= 2; + } + c[0]= '\''; + sprintf(c+1, ",%lu", formatID); + + return buf; +} +#endif /*TODO7974*/ + +char *XA_prepare_log_event::event_xid_t::serialize(char *buf) const +{ + char *c= buf; + + c[0]= '\''; + memcpy(c+1, data, gtrid_length); + c[gtrid_length+1]= '\''; + c+= gtrid_length + 2; + + if (bqual_length) + { + c[0]= ','; + c[1]= '\''; + memcpy(c+2, data+gtrid_length, bqual_length); + c[bqual_length+2]= '\''; + c+= bqual_length+3; + } + + if (formatID != 1) + sprintf(c, ",%lu", formatID); + else + c[0]=0; + + return buf; +} + + +/************************************************************************** + XA_prepare_log_event methods +**************************************************************************/ +/** + @note + It's ok not to use int8store here, + as long as xid_t::set(ulonglong) and + xid_t::get_n_xid doesn't do it either. + We don't care about actual values of xids as long as + identical numbers compare identically +*/ + +XA_prepare_log_event:: +XA_prepare_log_event(const char* buf, + const Format_description_log_event *description_event) + :Xid_apply_log_event(buf, description_event) +{ + uint32 temp= 0; + uint8 temp_byte; + + buf+= description_event->common_header_len + + description_event->post_header_len[XA_PREPARE_LOG_EVENT-1]; + memcpy(&temp_byte, buf, 1); + one_phase= (bool) temp_byte; + buf += sizeof(temp_byte); + memcpy(&temp, buf, sizeof(temp)); + m_xid.formatID= le32toh(temp); + buf += sizeof(temp); + memcpy(&temp, buf, sizeof(temp)); + m_xid.gtrid_length= le32toh(temp); + buf += sizeof(temp); + memcpy(&temp, buf, sizeof(temp)); + m_xid.bqual_length= le32toh(temp); + buf += sizeof(temp); + memcpy(m_xid.data, buf, m_xid.gtrid_length + m_xid.bqual_length); + + xid= NULL; +} + + +#if defined(HAVE_REPLICATION) && !defined(MYSQL_CLIENT) +void XA_prepare_log_event::pack_info(Protocol *protocol) +{ + char buf[ser_buf_size]; + char query[sizeof("XA COMMIT ONE PHASE") + 1 + sizeof(buf)]; + + /* RHS of the following assert is unknown to client sources */ + compile_time_assert(ser_buf_size == XID::ser_buf_size); + m_xid.serialize(buf); + sprintf(query, + (one_phase ? "XA COMMIT %s ONE PHASE" : "XA PREPARE %s"), + buf); + + protocol->store(query, strlen(query), &my_charset_bin); +} +#endif + + +#ifndef MYSQL_CLIENT +bool XA_prepare_log_event::write() +{ + uchar data[1 + 4 + 4 + 4]; + uint8 one_phase_byte= one_phase; + + data[0]= one_phase; + int4store(data+1, static_cast<XID*>(xid)->formatID); + int4store(data+(1+4), static_cast<XID*>(xid)->gtrid_length); + int4store(data+(1+4+4), static_cast<XID*>(xid)->bqual_length); + + DBUG_ASSERT(xid_bufs_size == sizeof(data) - 1); + + return write_header(sizeof(one_phase_byte) + xid_bufs_size + + static_cast<XID*>(xid)->gtrid_length + + static_cast<XID*>(xid)->bqual_length) || + write_data(data, sizeof(data)) || + write_data((uchar*) static_cast<XID*>(xid)->data, + static_cast<XID*>(xid)->gtrid_length + + static_cast<XID*>(xid)->bqual_length) || + write_footer(); +} +#endif + + +#ifdef MYSQL_CLIENT +bool XA_prepare_log_event::print(FILE* file, PRINT_EVENT_INFO* print_event_info) +{ + Write_on_release_cache cache(&print_event_info->head_cache, file, + Write_on_release_cache::FLUSH_F, this); + char buf[ser_buf_size]; + + m_xid.serialize(buf); + + if (!print_event_info->short_form) + { + print_header(&cache, print_event_info, FALSE); + if (my_b_printf(&cache, "\tXID = %s\n", buf)) + goto error; + } + + if (my_b_printf(&cache, "XA PREPARE %s\n%s\n", + buf, print_event_info->delimiter)) + goto error; + + return cache.flush_data(); +error: + return TRUE; +} +#endif /* MYSQL_CLIENT */ + + +#if defined(HAVE_REPLICATION) && !defined(MYSQL_CLIENT) +int XA_prepare_log_event::record_gtid(const rpl_gtid *gtid, uint64 sub_id, + void **out_hton) +{ + int err; + xa_states c_state= thd->transaction.xid_state.xa_state; + thd->transaction.xid_state.xa_state= XA_ACTIVE; + err= rpl_global_gtid_slave_state->record_gtid(thd, gtid, sub_id, true, + false, out_hton); + thd->transaction.xid_state.xa_state= c_state; + return err; +} + + +int XA_prepare_log_event::do_commit() +{ + int res; + xid_t xid; + xid.set(m_xid.formatID, + m_xid.data, m_xid.gtrid_length, + m_xid.data + m_xid.gtrid_length, m_xid.bqual_length); + + thd->lex->xid= &xid; + if (!one_phase) + { + thd->lex->sql_command= SQLCOM_XA_PREPARE; + if ((res= trans_xa_prepare(thd)) == 0) + res= applier_reset_xa_trans(thd); + } + else + { + res= trans_xa_commit(thd); + thd->mdl_context.release_transactional_locks(); + } + + return res; +} +#endif /* !MYSQL_CLIENT */ + + +/************************************************************************** User_var_log_event methods **************************************************************************/ @@ -15069,7 +15403,6 @@ bool event_that_should_be_ignored(const char *buf) event_type == PREVIOUS_GTIDS_LOG_EVENT || event_type == TRANSACTION_CONTEXT_EVENT || event_type == VIEW_CHANGE_EVENT || - event_type == XA_PREPARE_LOG_EVENT || (uint2korr(buf + FLAGS_OFFSET) & LOG_EVENT_IGNORABLE_F)) return 1; return 0; diff --git a/sql/log_event.h b/sql/log_event.h index 339db75..76e42c9 100644 --- a/sql/log_event.h +++ b/sql/log_event.h @@ -217,6 +217,7 @@ class String; #define GTID_HEADER_LEN 19 #define GTID_LIST_HEADER_LEN 4 #define START_ENCRYPTION_HEADER_LEN 0 +#define XA_PREPARE_HEADER_LEN 0 /* Max number of possible extra bytes in a replication event compared to a @@ -3017,6 +3018,30 @@ class Rand_log_event: public Log_event #endif }; + +class Xid_apply_log_event: public Log_event +{ +public: +#ifdef MYSQL_SERVER + Xid_apply_log_event(THD* thd_arg): + Log_event(thd_arg, 0, TRUE) {} +#endif + Xid_apply_log_event(const char* buf, + const Format_description_log_event *description_event): + Log_event(buf, description_event) {} + + ~Xid_apply_log_event() {} + bool is_valid() const { return 1; } +private: +#if defined(MYSQL_SERVER) && defined(HAVE_REPLICATION) + virtual int do_commit()= 0; + virtual int record_gtid(const rpl_gtid *gtid, uint64 sub_id, void **out_hton); + virtual int do_apply_event(rpl_group_info *rgi); + enum_skip_reason do_shall_skip(rpl_group_info *rgi); +#endif +}; + + /** @class Xid_log_event @@ -3029,14 +3054,14 @@ class Rand_log_event: public Log_event typedef ulonglong my_xid; // this line is the same as in handler.h #endif -class Xid_log_event: public Log_event +class Xid_log_event: public Xid_apply_log_event { - public: - my_xid xid; +public: + my_xid xid; #ifdef MYSQL_SERVER Xid_log_event(THD* thd_arg, my_xid x, bool direct): - Log_event(thd_arg, 0, TRUE), xid(x) + Xid_apply_log_event(thd_arg) { if (direct) cache_type= Log_event::EVENT_NO_CACHE; @@ -3056,15 +3081,88 @@ class Xid_log_event: public Log_event #ifdef MYSQL_SERVER bool write(); #endif - bool is_valid() const { return 1; } private: #if defined(MYSQL_SERVER) && defined(HAVE_REPLICATION) - virtual int do_apply_event(rpl_group_info *rgi); - enum_skip_reason do_shall_skip(rpl_group_info *rgi); + int do_commit(); #endif }; + +/** + @class XA_prepare_log_event + + Similar to Xid_log_event except that + - it is specific to XA transaction + - it carries out the prepare logics rather than the final committing + when @c one_phase member is off. + From the groupping perspective the event finalizes the current "prepare" group + started with XA START Query-log-event. + When @c one_phase is false Commit of Rollback for XA transaction are + logged separately to the prepare-group events so being a groups of + their own. + The XA COMMIT ONE PHASE normally is logged as simple BEGIN ... COMMIT, + so one_phase is always OFF. Still it is read and handled to be consistent + with other servers. +*/ + +class XA_prepare_log_event: public Xid_apply_log_event +{ +protected: + /* The event_xid_t members were copied from handler.h */ + struct event_xid_t + { + long formatID; + long gtrid_length; + long bqual_length; + char data[MYSQL_XIDDATASIZE]; // not \0-terminated ! + char *serialize(char *buf) const; + }; + + /* size of serialization buffer is explained in $MYSQL/sql/xa.h. */ + static const uint ser_buf_size= + 8 + 2 * MYSQL_XIDDATASIZE + 4 * sizeof(long) + 1; + + /* Total size of buffers to hold serialized members of XID struct */ + static const int xid_bufs_size= 12; + event_xid_t m_xid; + void *xid; + bool one_phase; + +public: +#ifdef MYSQL_SERVER + XA_prepare_log_event(THD* thd_arg, XID *xid_arg, bool one_phase_arg): + Xid_apply_log_event(thd_arg), xid(xid_arg), one_phase(one_phase_arg) + { + cache_type= Log_event::EVENT_NO_CACHE; + } +#ifdef HAVE_REPLICATION + void pack_info(Protocol* protocol); +#endif /* HAVE_REPLICATION */ +#else + bool print(FILE* file, PRINT_EVENT_INFO* print_event_info); +#endif + XA_prepare_log_event(const char* buf, + const Format_description_log_event *description_event); + ~XA_prepare_log_event() {} + Log_event_type get_type_code() { return XA_PREPARE_LOG_EVENT; } + int get_data_size() + { + return xid_bufs_size + m_xid.gtrid_length + m_xid.bqual_length; + } + +#ifdef MYSQL_SERVER + bool write(); +#endif + +private: +#if defined(MYSQL_SERVER) && defined(HAVE_REPLICATION) + int record_gtid(const rpl_gtid *gtid, uint64 sub_id, void **out_hton); + int do_commit(); +#endif +}; + + /** @class User_var_log_event @@ -3377,6 +3475,11 @@ class Gtid_log_event: public Log_event uint64 seq_no; uint64 commit_id; uint32 domain_id; +#ifdef MYSQL_SERVER + XID xid; +#else + struct st_mysql_xid xid; +#endif uchar flags2; /* Flags2. */ @@ -3405,6 +3508,8 @@ class Gtid_log_event: public Log_event static const uchar FL_WAITED= 16; /* FL_DDL is set for event group containing DDL. */ static const uchar FL_DDL= 32; + /* FL_PREPARED_XA is set for XA transaction. */ + static const uchar FL_PREPARED_XA= 64; #ifdef MYSQL_SERVER Gtid_log_event(THD *thd_arg, uint64 seq_no, uint32 domain_id, bool standalone, diff --git a/sql/sql_class.cc b/sql/sql_class.cc index d05cd4d..e81a22b 100644 --- a/sql/sql_class.cc +++ b/sql/sql_class.cc @@ -1500,12 +1500,19 @@ void THD::cleanup(void) DBUG_ASSERT(cleanup_done == 0); set_killed(KILL_CONNECTION); -#ifdef ENABLE_WHEN_BINLOG_WILL_BE_ABLE_TO_PREPARE if (transaction.xid_state.xa_state == XA_PREPARED) { -#error xid_state in the cache should be replaced by the allocated value + trans_xa_detach(this); + transaction.xid_state.xa_state= XA_NOTR; + transaction.xid_state.rm_error= 0; + } + else + { + transaction.xid_state.xa_state= XA_NOTR; + transaction.xid_state.rm_error= 0; + trans_rollback(this); + xid_cache_delete(this, &transaction.xid_state); } -#endif #ifdef WITH_WSREP if (wsrep_cs().state() != wsrep::client_state::s_none) { @@ -1520,11 +1527,6 @@ void THD::cleanup(void) delete_dynamic(&user_var_events); close_temporary_tables(); - transaction.xid_state.xa_state= XA_NOTR; - transaction.xid_state.rm_error= 0; - trans_rollback(this); - xid_cache_delete(this, &transaction.xid_state); - DBUG_ASSERT(open_tables == NULL); /* If the thread was in the middle of an ongoing transaction (rolled @@ -5803,7 +5805,7 @@ XID_STATE *xid_cache_search(THD *thd, XID *xid) } -bool xid_cache_insert(XID *xid, enum xa_states xa_state) +bool xid_cache_insert(XID *xid, enum xa_states xa_state, bool is_binlogged) { XID_STATE *xs; LF_PINS *pins; @@ -5817,6 +5819,7 @@ bool xid_cache_insert(XID *xid, enum xa_states xa_state) xs->xa_state=xa_state; xs->xid.set(xid); xs->rm_error=0; + xs->is_binlogged= is_binlogged; if ((res= lf_hash_insert(&xid_cache, pins, xs))) my_free(xs); diff --git a/sql/sql_class.h b/sql/sql_class.h index bbe9433..bc87a5a 100644 --- a/sql/sql_class.h +++ b/sql/sql_class.h @@ -1284,6 +1284,19 @@ typedef struct st_xid_state { /* Error reported by the Resource Manager (RM) to the Transaction Manager. */ uint rm_error; XID_cache_element *xid_cache_element; + /* + Binary logging status. + It is set to TRUE at XA PREPARE if the transaction was written + to the binlog. + Naturally FALSE means the transaction was not written to + the binlog. Happens if the trnasaction did not modify anything + or binlogging was turned off. In that case we shouldn't binlog + the consequent XA COMMIT/ROLLBACK. + The recovered transaction after server restart sets it to TRUE always. + That can cause inconsistencies (shoud be fixed?). + */ + bool is_binlogged; + bool registered_for_binlog; /** Check that XA transaction has an uncommitted work. Report an error @@ -1307,12 +1320,22 @@ typedef struct st_xid_state { } return false; } + + void reset() + { + xid.null(); + is_binlogged= false; + } + void set_binlogged() + { is_binlogged= true; } + void unset_binlogged() + { is_binlogged= false; } } XID_STATE; void xid_cache_init(void); void xid_cache_free(void); XID_STATE *xid_cache_search(THD *thd, XID *xid); -bool xid_cache_insert(XID *xid, enum xa_states xa_state); +bool xid_cache_insert(XID *xid, enum xa_states xa_state, bool is_binlogged); bool xid_cache_insert(THD *thd, XID_STATE *xid_state); void xid_cache_delete(THD *thd, XID_STATE *xid_state); int xid_cache_iterate(THD *thd, my_hash_walk_action action, void *argument); @@ -1956,6 +1979,17 @@ struct Ha_data Lifetime: one user connection. */ void *ha_ptr; + /** + A memorizer to engine specific "native" transaction object to provide + storage engine detach-re-attach facility. + The server level transaction object can dissociate from storage engine + transactions. The released "native" transaction reference + can be hold in the member until it is reconciled later. + Lifetime: Depends on caller of @c hton::replace_native_transaction_in_thd. + For instance in the case of slave server applier handling XA transaction + it is from XA START to XA PREPARE. + */ + void *ha_ptr_backup; /** 0: Life time: one statement within a transaction. If @@autocommit is on, also represents the entire transaction. @@ -1972,7 +2006,7 @@ struct Ha_data non-NULL: engine is bound to this thread, engine shutdown forbidden */ plugin_ref lock; - Ha_data() :ha_ptr(NULL) {} + Ha_data() :ha_ptr(NULL), ha_ptr_backup(NULL) {} }; /** @@ -2653,7 +2687,7 @@ class THD: public THD_count, /* this must be first */ then. */ if (!xid_state.rm_error) - xid_state.xid.null(); + xid_state.reset(); free_root(&mem_root,MYF(MY_KEEP_PREALLOC)); DBUG_VOID_RETURN; } @@ -6568,6 +6602,18 @@ inline bool add_group_to_list(THD *thd, Item *item, bool asc) return thd->lex->current_select->add_group_to_list(thd, item, asc); } +/** + @param THD thread context + @param hton pointer to handlerton + @return address of the placeholder of handlerton's specific transaction + object (data) +*/ + +inline void **thd_ha_data_backup(const THD *thd, const struct handlerton *hton) +{ + return (void **) &thd->ha_data[hton->slot].ha_ptr_backup; +} + inline Item *and_conds(THD *thd, Item *a, Item *b) { if (!b) return a; diff --git a/sql/sql_connect.cc b/sql/sql_connect.cc index 5adf5c7..e82a2ee 100644 --- a/sql/sql_connect.cc +++ b/sql/sql_connect.cc @@ -1407,6 +1407,7 @@ void do_handle_one_connection(CONNECT *connect) end_thread: close_connection(thd); + thd->get_stmt_da()->reset_diagnostics_area(); if (thd->userstat_running) update_global_user_stats(thd, create_user, time(NULL)); diff --git a/sql/sql_parse.cc b/sql/sql_parse.cc index 91f43fd..91fcdcf 100644 --- a/sql/sql_parse.cc +++ b/sql/sql_parse.cc @@ -6274,6 +6274,9 @@ mysql_execute_command(THD *thd) { bool rollback_failed= trans_xa_rollback(thd); thd->mdl_context.release_transactional_locks(); + + DBUG_EXECUTE_IF("crash_after_xa_rollback", DBUG_SUICIDE();); + if (rollback_failed) { WSREP_DEBUG("XA rollback failed, MDL released: %lld", diff --git a/sql/transaction.cc b/sql/transaction.cc index 4d61d2a..c7b4b80 100644 --- a/sql/transaction.cc +++ b/sql/transaction.cc @@ -780,6 +780,164 @@ bool trans_release_savepoint(THD *thd, LEX_CSTRING name) /** + Detach the current XA transaction; + + @param thd Current thread + + @retval FALSE Success + @retval TRUE Failure +*/ + +bool trans_xa_detach(THD *thd) +{ + XID_STATE *xid_s= &thd->transaction.xid_state; + Ha_trx_info *ha_info, *ha_info_next; + + DBUG_ENTER("trans_xa_detach"); + +// #7974 DBUG_ASSERT(xid_s->xa_state == XA_PREPARED && +// xid_cache_search(thd, &xid_s->xid)); + + xid_cache_delete(thd, xid_s); + if (xid_cache_insert(&xid_s->xid, XA_PREPARED, xid_s->is_binlogged)) + DBUG_RETURN(TRUE); + + for (ha_info= thd->transaction.all.ha_list; + ha_info; + ha_info= ha_info_next) + { + ha_info_next= ha_info->next(); + ha_info->reset(); /* keep it conveniently zero-filled */ + } + + thd->transaction.all.ha_list= 0; + thd->transaction.all.no_2pc= 0; + + DBUG_RETURN(FALSE); +} + + +void attach_native_trx(THD *thd); +/** + This is a specific to "slave" applier collection of standard cleanup + actions to reset XA transaction states at the end of XA prepare rather than + to do it at the transaction commit, see @c ha_commit_one_phase. + THD of the slave applier is dissociated from a transaction object in engine + that continues to exist there. + + @param THD current thread + @return the value of is_error() +*/ + +bool applier_reset_xa_trans(THD *thd) +{ + XID_STATE *xid_s= &thd->transaction.xid_state; + + thd->variables.option_bits&= ~(OPTION_BEGIN | OPTION_KEEP_LOG); + thd->server_status&= + ~(SERVER_STATUS_IN_TRANS | SERVER_STATUS_IN_TRANS_READONLY); + DBUG_PRINT("info", ("clearing SERVER_STATUS_IN_TRANS")); + xid_cache_delete(thd, xid_s); + if (xid_cache_insert(&xid_s->xid, XA_PREPARED, xid_s->is_binlogged)) + return true; + + attach_native_trx(thd); + thd->transaction.cleanup(); + thd->transaction.xid_state.xa_state= XA_NOTR; + thd->mdl_context.release_transactional_locks(); + + return thd->is_error(); +#ifdef p7974 + Transaction_ctx *trn_ctx= thd->get_transaction(); + XID_STATE *xid_state= trn_ctx->xid_state(); + /* + In the following the server transaction state gets reset for + a slave applier thread similarly to xa_commit logics + except commit does not run. + */ + thd->variables.option_bits&= ~OPTION_BEGIN; + trn_ctx->reset_unsafe_rollback_flags(Transaction_ctx::STMT); + thd->server_status&= ~SERVER_STATUS_IN_TRANS; + /* Server transaction ctx is detached from THD */ + transaction_cache_detach(trn_ctx); + xid_state->reset(); + /* + The current engine transactions is detached from THD, and + previously saved is restored. + */ + attach_native_trx(thd); + trn_ctx->set_ha_trx_info(Transaction_ctx::SESSION, NULL); + trn_ctx->set_no_2pc(Transaction_ctx::SESSION, false); + trn_ctx->cleanup(); +#ifdef HAVE_PSI_TRANSACTION_INTERFACE + MYSQL_COMMIT_TRANSACTION(thd->m_transaction_psi); + thd->m_transaction_psi= NULL; +#endif + +#endif /*p7974*/ + return thd->is_error(); +} + + +/** + The function detaches existing storage engines transaction + context from thd. Backup area to save it is provided to low level + storage engine function. + + is invoked by plugin_foreach() after + trans_xa_start() for each storage engine. + + @param[in,out] thd Thread context + @param plugin Reference to handlerton + + @return FALSE on success, TRUE otherwise. +*/ + +my_bool detach_native_trx(THD *thd, plugin_ref plugin, void *unused) +{ + handlerton *hton= plugin_hton(plugin); + if (hton->replace_native_transaction_in_thd) + hton->replace_native_transaction_in_thd(thd, NULL, + thd_ha_data_backup(thd, hton)); + + return FALSE; + +} + +/** + The function restores previously saved storage engine transaction context. + + @param thd Thread context +*/ +void attach_native_trx(THD *thd) +{ + Ha_trx_info *ha_info= thd->transaction.all.ha_list; + Ha_trx_info *ha_info_next; + + if (ha_info) + { + for (; ha_info; ha_info= ha_info_next) + { + handlerton *hton= ha_info->ht(); + if (hton->replace_native_transaction_in_thd) + { + /* restore the saved original engine transaction's link with thd */ + void **trx_backup= thd_ha_data_backup(thd, hton); + + hton-> + replace_native_transaction_in_thd(thd, *trx_backup, NULL); + *trx_backup= NULL; + } + ha_info_next= ha_info->next(); + ha_info->reset(); + } + } + thd->transaction.all.ha_list= 0; + thd->transaction.all.no_2pc= 0; +} + + +/** Starts an XA transaction with the given xid value. @param thd Current thread @@ -823,9 +981,19 @@ bool trans_xa_start(THD *thd) trans_rollback(thd); DBUG_RETURN(true); } + + if (thd->variables.pseudo_slave_mode || thd->slave_thread) + { + /* + In case of slave thread applier or processing binlog by client, + detach the "native" thd's trx in favor of dynamically created. + */ + plugin_foreach(thd, detach_native_trx, + MYSQL_STORAGE_ENGINE_PLUGIN, NULL); + } + DBUG_RETURN(FALSE); } - DBUG_RETURN(TRUE); } @@ -870,6 +1038,8 @@ bool trans_xa_end(THD *thd) bool trans_xa_prepare(THD *thd) { + int res= 1; + DBUG_ENTER("trans_xa_prepare"); if (thd->transaction.xid_state.xa_state != XA_IDLE) @@ -884,10 +1054,14 @@ bool trans_xa_prepare(THD *thd) my_error(ER_XA_RBROLLBACK, MYF(0)); } else + { + res= 0; thd->transaction.xid_state.xa_state= XA_PREPARED; + if (thd->variables.pseudo_slave_mode) + res= applier_reset_xa_trans(thd); + } - DBUG_RETURN(thd->is_error() || - thd->transaction.xid_state.xa_state != XA_PREPARED); + DBUG_RETURN(res); } @@ -918,10 +1092,25 @@ bool trans_xa_commit(THD *thd) res= !xs; if (res) my_error(ER_XAER_NOTA, MYF(0)); + else if (thd->in_multi_stmt_transaction_mode()) + { + my_error(ER_XAER_RMFAIL, MYF(0), + xa_state_names[thd->transaction.xid_state.xa_state]); + res= TRUE; + } else { res= xa_trans_rolled_back(xs); ha_commit_or_rollback_by_xid(thd->lex->xid, !res); + if((WSREP_EMULATE_BINLOG(thd) || mysql_bin_log.is_open()) && + xs->is_binlogged) + { + res= thd->binlog_query(THD::THD::STMT_QUERY_TYPE, + thd->query(), thd->query_length(), + FALSE, FALSE, FALSE, 0); + } + else + res= 0; xid_cache_delete(thd, xs); } DBUG_RETURN(res); @@ -962,8 +1151,17 @@ bool trans_xa_commit(THD *thd) { DEBUG_SYNC(thd, "trans_xa_commit_after_acquire_commit_lock"); - res= MY_TEST(ha_commit_one_phase(thd, 1)); - if (res) + if((WSREP_EMULATE_BINLOG(thd) || mysql_bin_log.is_open()) && + thd->transaction.xid_state.is_binlogged) + { + res= thd->binlog_query(THD::THD::STMT_QUERY_TYPE, + thd->query(), thd->query_length(), + FALSE, FALSE, FALSE, 0); + } + else + res= 0; + + if (res || (res= MY_TEST(ha_commit_one_phase(thd, 1)))) my_error(ER_XAER_RMERR, MYF(0)); } } @@ -1016,19 +1214,37 @@ bool trans_xa_rollback(THD *thd) else { xa_trans_rolled_back(xs); - ha_commit_or_rollback_by_xid(thd->lex->xid, 0); + if (ha_commit_or_rollback_by_xid(thd->lex->xid, 0) == 0 && + xs->is_binlogged && + (WSREP_EMULATE_BINLOG(thd) || mysql_bin_log.is_open())) + thd->binlog_query(THD::THD::STMT_QUERY_TYPE, + thd->query(), thd->query_length(), + FALSE, FALSE, FALSE, 0); xid_cache_delete(thd, xs); } DBUG_RETURN(thd->get_stmt_da()->is_error()); } - if (xa_state != XA_IDLE && xa_state != XA_PREPARED && xa_state != XA_ROLLBACK_ONLY) + if (xa_state != XA_IDLE && xa_state != XA_PREPARED && + xa_state != XA_ROLLBACK_ONLY) { my_error(ER_XAER_RMFAIL, MYF(0), xa_state_names[xa_state]); DBUG_RETURN(TRUE); } - res= xa_trans_force_rollback(thd); + if(xa_state == XA_PREPARED && thd->transaction.xid_state.is_binlogged && + (WSREP_EMULATE_BINLOG(thd) || mysql_bin_log.is_open())) + { + res= thd->binlog_query(THD::THD::STMT_QUERY_TYPE, + thd->query(), thd->query_length(), + FALSE, FALSE, FALSE, 0); + } + else + res= 0; + + res= res || xa_trans_force_rollback(thd); + if (res || (res= MY_TEST(xa_trans_force_rollback(thd)))) + my_error(ER_XAER_RMERR, MYF(0)); thd->variables.option_bits&= ~(OPTION_BEGIN | OPTION_KEEP_LOG); thd->transaction.all.reset(); diff --git a/sql/transaction.h b/sql/transaction.h index 7e34693..1109a61 100644 --- a/sql/transaction.h +++ b/sql/transaction.h @@ -42,6 +42,8 @@ bool trans_xa_end(THD *thd); bool trans_xa_prepare(THD *thd); bool trans_xa_commit(THD *thd); bool trans_xa_rollback(THD *thd); +bool trans_xa_detach(THD *thd); +bool applier_reset_xa_trans(THD *thd); void trans_reset_one_shot_chistics(THD *thd); diff --git a/storage/innobase/handler/ha_innodb.cc b/storage/innobase/handler/ha_innodb.cc index 4a98109..5ec469c 100644 --- a/storage/innobase/handler/ha_innodb.cc +++ b/storage/innobase/handler/ha_innodb.cc @@ -1835,7 +1835,7 @@ thd_innodb_tmpdir( /** Obtain the InnoDB transaction of a MySQL thread. @param[in,out] thd thread handle @return reference to transaction pointer */ -static trx_t* thd_to_trx(THD* thd) +static trx_t*& thd_to_trx(THD* thd) { return *reinterpret_cast<trx_t**>(thd_ha_data(thd, innodb_hton_ptr)); } @@ -3642,6 +3642,46 @@ static ulonglong innodb_prepare_commit_versioned(THD* thd, ulonglong *trx_id) return 0; } +/** InnoDB transaction object that is currently associated with THD is +replaced with that of the 2nd argument. The previous value is +returned through the 3rd argument's buffer, unless it's NULL. When +the buffer is not provided (value NULL) that should mean the caller +restores previously saved association so the current trx has to be +additionally freed from all association with MYSQL. + +@param[in,out] thd MySQL thread handle +@param[in] new_trx_arg replacement trx_t +@param[in,out] ptr_trx_arg pointer to a buffer to store old trx_t */ +static +void +innodb_replace_trx_in_thd( + THD* thd, + void* new_trx_arg, + void** ptr_trx_arg) +{ + trx_t*& trx = thd_to_trx(thd); + + ut_ad(new_trx_arg == NULL + || (((trx_t*) new_trx_arg)->mysql_thd == thd + && !((trx_t*) new_trx_arg)->is_recovered)); + + if (ptr_trx_arg) { + *ptr_trx_arg = trx; + + ut_ad(trx == NULL + || (trx->mysql_thd == thd && !trx->is_recovered)); + + } else if (trx->state == TRX_STATE_NOT_STARTED) { + ut_ad(thd == trx->mysql_thd); + trx->read_view.close(); + } else { + ut_ad(thd == trx->mysql_thd); + ut_ad(trx_state_eq(trx, TRX_STATE_PREPARED)); + trx_disconnect_prepared(trx); + } + trx = static_cast<trx_t*>(new_trx_arg); +} + /** Initialize and normalize innodb_buffer_pool_size. */ static void innodb_buffer_pool_size_init() { @@ -4209,6 +4249,9 @@ static int innodb_init(void* p) innobase_hton->prepare_commit_versioned = innodb_prepare_commit_versioned; + innobase_hton->replace_native_transaction_in_thd = + innodb_replace_trx_in_thd; + innodb_remember_check_sysvar_funcs(); compile_time_assert(DATA_MYSQL_TRUE_VARCHAR == MYSQL_TYPE_VARCHAR); @@ -5129,6 +5172,7 @@ innobase_close_connection( if (trx->has_logged_persistent()) { trx_disconnect_prepared(trx); } else { + trx_rollback_for_mysql(trx); trx_deregister_from_2pc(trx); goto rollback_and_free; } diff --git a/storage/innobase/trx/trx0trx.cc b/storage/innobase/trx/trx0trx.cc index 42b5d05..c7a6a21 100644 --- a/storage/innobase/trx/trx0trx.cc +++ b/storage/innobase/trx/trx0trx.cc @@ -1337,7 +1337,21 @@ trx_commit_in_memory( transactions now that it no longer holds any user locks. */ ut_ad(trx_state_eq(trx, TRX_STATE_COMMITTED_IN_MEMORY)); - DEBUG_SYNC_C("after_trx_committed_in_memory"); +#ifndef DBUG_OFF + const bool debug_sync = trx->mysql_thd && + trx->has_logged_persistent(); + /* In case of this function is called from a stack executing + THD::release_resources -> ... + innobase_connection_close() -> + trx_rollback_for_mysql... -> . + mysql's thd does not seem to have + thd->debug_sync_control defined any longer. However the stack + is possible only with a prepared trx not updating any data. + */ + if (debug_sync) { + DEBUG_SYNC_C("after_trx_committed_in_memory"); + } +#endif if (trx->read_only || trx->rsegs.m_redo.rseg == NULL) { MONITOR_INC(MONITOR_TRX_RO_COMMIT);
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