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| author | mkaruza <mario.karuza@galeracluster.com> | 2020-03-26 09:45:03 +0100 |
|---|---|---|
| committer | Jan Lindström <jan.lindstrom@mariadb.com> | 2020-03-31 09:59:37 +0300 |
| commit | 2d16452a31e7c2c99d191f34897e519928541cda (patch) | |
| tree | fcbdfb9b7d6b4b9a1884644de47eaa7fd5363b80 /mysql-test/suite/galera | |
| parent | 5001487632d60c2d0d9ce5c1be697c016813a994 (diff) | |
| download | mariadb-git-2d16452a31e7c2c99d191f34897e519928541cda.tar.gz | |
MDEV-22021: Galera database could get inconsistent with rollback to savepoint
When binlog is disabled, WSREP will not behave correctly when
SAVEPOINT ROLLBACK is executed since we don't register handlers for such case.
Fixed by registering WSREP handlerton for SAVEPOINT related commands.
Diffstat (limited to 'mysql-test/suite/galera')
| -rw-r--r-- | mysql-test/suite/galera/r/MDEV-22021.result | 55 | ||||
| -rw-r--r-- | mysql-test/suite/galera/t/MDEV-22021.combinations | 4 | ||||
| -rw-r--r-- | mysql-test/suite/galera/t/MDEV-22021.test | 60 |
3 files changed, 119 insertions, 0 deletions
diff --git a/mysql-test/suite/galera/r/MDEV-22021.result b/mysql-test/suite/galera/r/MDEV-22021.result new file mode 100644 index 00000000000..590fa518c3c --- /dev/null +++ b/mysql-test/suite/galera/r/MDEV-22021.result @@ -0,0 +1,55 @@ +CREATE TABLE t1 (f1 INTEGER PRIMARY KEY); +START TRANSACTION; +INSERT INTO t1 VALUES (1); +SAVEPOINT sp1; +INSERT INTO t1 VALUES (2); +ROLLBACK TO SAVEPOINT sp1; +COMMIT; +SELECT COUNT(*) = 1 FROM t1; +COUNT(*) = 1 +1 +connection node_2; +SELECT COUNT(*) = 1 FROM t1; +COUNT(*) = 1 +1 +connection node_1; +DELETE FROM t1; +START TRANSACTION; +SAVEPOINT sp1; +INSERT INTO t1 VALUES (1); +SAVEPOINT sp2; +INSERT INTO t1 VALUES (2); +ROLLBACK TO SAVEPOINT sp2; +ROLLBACK TO SAVEPOINT sp1; +COMMIT; +SELECT COUNT(*) = 0 FROM t1; +COUNT(*) = 0 +1 +connection node_2; +SELECT COUNT(*) = 0 FROM t1; +COUNT(*) = 0 +1 +connection node_1; +DELETE FROM t1; +START TRANSACTION; +SAVEPOINT sp1; +INSERT INTO t1 VALUES (1); +INSERT INTO t1 VALUES (2); +INSERT INTO t1 VALUES (3); +INSERT INTO t1 VALUES (4); +SAVEPOINT sp2; +INSERT INTO t1 VALUES (5); +ROLLBACK TO SAVEPOINT sp2; +INSERT INTO t1 VALUES (6); +INSERT INTO t1 VALUES (7); +ROLLBACK TO SAVEPOINT sp1; +INSERT INTO t1 VALUES (8); +COMMIT; +SELECT COUNT(*) = 1 FROM t1; +COUNT(*) = 1 +1 +connection node_2; +SELECT COUNT(*) = 1 FROM t1; +COUNT(*) = 1 +1 +DROP TABLE t1; diff --git a/mysql-test/suite/galera/t/MDEV-22021.combinations b/mysql-test/suite/galera/t/MDEV-22021.combinations new file mode 100644 index 00000000000..1eeb8fb4614 --- /dev/null +++ b/mysql-test/suite/galera/t/MDEV-22021.combinations @@ -0,0 +1,4 @@ +[binlogoff] + +[binlogon] +log-bin diff --git a/mysql-test/suite/galera/t/MDEV-22021.test b/mysql-test/suite/galera/t/MDEV-22021.test new file mode 100644 index 00000000000..1f0433117c6 --- /dev/null +++ b/mysql-test/suite/galera/t/MDEV-22021.test @@ -0,0 +1,60 @@ +# +# SAVEPOINT ROLLBACK can introduce incosistency in cluster. +# + +--source include/galera_cluster.inc + +CREATE TABLE t1 (f1 INTEGER PRIMARY KEY); + +START TRANSACTION; +INSERT INTO t1 VALUES (1); +SAVEPOINT sp1; +INSERT INTO t1 VALUES (2); +ROLLBACK TO SAVEPOINT sp1; +COMMIT; + +SELECT COUNT(*) = 1 FROM t1; + +--connection node_2 +SELECT COUNT(*) = 1 FROM t1; + +--connection node_1 +DELETE FROM t1; + +START TRANSACTION; +SAVEPOINT sp1; +INSERT INTO t1 VALUES (1); +SAVEPOINT sp2; +INSERT INTO t1 VALUES (2); +ROLLBACK TO SAVEPOINT sp2; +ROLLBACK TO SAVEPOINT sp1; +COMMIT; + +SELECT COUNT(*) = 0 FROM t1; +--connection node_2 +SELECT COUNT(*) = 0 FROM t1; + +--connection node_1 +DELETE FROM t1; + +START TRANSACTION; +SAVEPOINT sp1; +INSERT INTO t1 VALUES (1); +INSERT INTO t1 VALUES (2); +INSERT INTO t1 VALUES (3); +INSERT INTO t1 VALUES (4); +SAVEPOINT sp2; +INSERT INTO t1 VALUES (5); +ROLLBACK TO SAVEPOINT sp2; +INSERT INTO t1 VALUES (6); +INSERT INTO t1 VALUES (7); +ROLLBACK TO SAVEPOINT sp1; +INSERT INTO t1 VALUES (8); +COMMIT; + +SELECT COUNT(*) = 1 FROM t1; + +--connection node_2 +SELECT COUNT(*) = 1 FROM t1; + +DROP TABLE t1; |