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WIP: #446

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85ac64e
MDEV-26851 : Provide means to verify Galera using TLS from SQL level
janlindstrom Aug 8, 2024
98ce510
WIP: Add SSL/TLS info
janlindstrom Oct 14, 2024
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1 change: 1 addition & 0 deletions cmake/wsrep.cmake
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Original file line number Diff line number Diff line change
Expand Up @@ -59,6 +59,7 @@ Then restart the build.
"Disable building dbsim for wsrep-lib")
endif()
INCLUDE_DIRECTORIES(${CMAKE_SOURCE_DIR}/wsrep-lib/include)
INCLUDE_DIRECTORIES(${CMAKE_SOURCE_DIR}/wsrep-lib/wsrep-API)
INCLUDE_DIRECTORIES(${CMAKE_SOURCE_DIR}/wsrep-lib/wsrep-API/v26)

SET(old_BUILD_SHARED_LIBS ${BUILD_SHARED_LIBS})
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75 changes: 75 additions & 0 deletions mysql-test/suite/galera_3nodes/r/galera_connections.result
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connection node_2;
connection node_1;
connect node_3, 127.0.0.1, root, , test, $NODE_MYPORT_3;
connection node_3;
connection node_1;
connection node_1;
connection node_2;
connection node_3;
connection node_1;
CREATE TABLE t1(a int not null primary key) engine=innodb;
INSERT INTO t1 VALUES (1),(2),(3),(4);
connection node_2;
SELECT * FROM t1;
a
1
2
3
4
connection node_3;
SELECT * from t1;
a
1
2
3
4
connection node_1;
SHOW CREATE TABLE INFORMATION_SCHEMA.WSREP_CONNECTIONS;
Table Create Table
wsrep_connections CREATE TEMPORARY TABLE `wsrep_connections` (
`connection_id` bigint(21) unsigned NOT NULL,
`connection_scheme` varchar(3) NOT NULL,
`local_address` varchar(256) NOT NULL,
`remote_uuid` varchar(256) NOT NULL,
`remote_address` varchar(256) NOT NULL
) ENGINE=MEMORY DEFAULT CHARSET=utf8mb3 COLLATE=utf8mb3_general_ci
SELECT COUNT(*) AS EXPECT_2 FROM INFORMATION_SCHEMA.WSREP_CONNECTIONS;
EXPECT_2
2
SELECT COUNT(*) AS EXPECT_2 FROM INFORMATION_SCHEMA.WSREP_CONNECTIONS WHERE CONNECTION_SCHEME='tcp';
EXPECT_2
2
SELECT COUNT(*) AS EXPECT_2 FROM INFORMATION_SCHEMA.WSREP_CONNECTIONS,mysql.wsrep_cluster_members WHERE REMOTE_UUID = NODE_UUID;
EXPECT_2
2
SELECT COUNT(*) AS EXPECT_3 FROM mysql.wsrep_cluster_members;
EXPECT_3
3
connection node_2;
SELECT COUNT(*) AS EXPECT_2 FROM INFORMATION_SCHEMA.WSREP_CONNECTIONS;
EXPECT_2
2
SELECT COUNT(*) AS EXPECT_2 FROM INFORMATION_SCHEMA.WSREP_CONNECTIONS WHERE CONNECTION_SCHEME='tcp';
EXPECT_2
2
SELECT COUNT(*) AS EXPECT_2 FROM INFORMATION_SCHEMA.WSREP_CONNECTIONS,mysql.wsrep_cluster_members WHERE REMOTE_UUID = NODE_UUID;
EXPECT_2
2
SELECT COUNT(*) AS EXPECT_3 FROM mysql.wsrep_cluster_members;
EXPECT_3
3
connection node_3;
SELECT COUNT(*) AS EXPECT_2 FROM INFORMATION_SCHEMA.WSREP_CONNECTIONS;
EXPECT_2
2
SELECT COUNT(*) AS EXPECT_2 FROM INFORMATION_SCHEMA.WSREP_CONNECTIONS WHERE CONNECTION_SCHEME='tcp';
EXPECT_2
2
SELECT COUNT(*) AS EXPECT_2 FROM INFORMATION_SCHEMA.WSREP_CONNECTIONS,mysql.wsrep_cluster_members WHERE REMOTE_UUID = NODE_UUID;
EXPECT_2
2
SELECT COUNT(*) AS EXPECT_3 FROM mysql.wsrep_cluster_members;
EXPECT_3
3
connection node_1;
DROP TABLE t1;
126 changes: 126 additions & 0 deletions mysql-test/suite/galera_3nodes/r/galera_connections_ist.result
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connection node_2;
connection node_1;
connect node_3, 127.0.0.1, root, , test, $NODE_MYPORT_3;
connection node_3;
connection node_1;
connection node_1;
connection node_2;
connection node_3;
connection node_1;
CREATE TABLE t1 (f1 INTEGER PRIMARY KEY, f2 CHAR(1));
INSERT INTO t1 VALUES (1, 'a'), (2, 'a'), (3, 'a'), (4, 'a'), (5, 'a'),(6, 'a');
connection node_2;
SELECT * FROM t1;
f1 f2
1 a
2 a
3 a
4 a
5 a
6 a
connection node_3;
SELECT * from t1;
f1 f2
1 a
2 a
3 a
4 a
5 a
6 a
connection node_1;
SELECT COUNT(*) AS EXPECT_2 FROM INFORMATION_SCHEMA.WSREP_CONNECTIONS;
EXPECT_2
2
SELECT COUNT(*) AS EXPECT_2 FROM INFORMATION_SCHEMA.WSREP_CONNECTIONS WHERE CONNECTION_SCHEME='tcp';
EXPECT_2
2
# Disconnect node_2
connection node_2;
SET SESSION wsrep_sync_wait=0;
Unloading wsrep provider ...
SET GLOBAL wsrep_cluster_address = '';
connection node_1;
UPDATE t1 SET f2 = 'b' WHERE f1 > 1;
# We should now have only 1 connection
SELECT COUNT(*) AS EXPECT_1 FROM INFORMATION_SCHEMA.WSREP_CONNECTIONS;
EXPECT_1
1
SELECT COUNT(*) AS EXPECT_1 FROM INFORMATION_SCHEMA.WSREP_CONNECTIONS WHERE CONNECTION_SCHEME='tcp';
EXPECT_1
1
connection node_3;
# We should now have only 1 connection
SELECT COUNT(*) AS EXPECT_1 FROM INFORMATION_SCHEMA.WSREP_CONNECTIONS;
EXPECT_1
1
SELECT COUNT(*) AS EXPECT_1 FROM INFORMATION_SCHEMA.WSREP_CONNECTIONS WHERE CONNECTION_SCHEME='tcp';
EXPECT_1
1
connection node_1;
UPDATE t1 SET f2 = 'c' WHERE f1 > 2;
connection node_2;
Loading wsrep_provider ...
SET SESSION wsrep_on = 0;
SET SESSION wsrep_on = 1;
SET GLOBAL wsrep_provider_options = 'dbug=';
connection node_1;
UPDATE t1 SET f2 = 'd' WHERE f1 > 3;
# We should see IST connection
SELECT COUNT(*) AS EXPECT_2 FROM INFORMATION_SCHEMA.WSREP_CONNECTIONS;
EXPECT_2
2
SELECT COUNT(*) AS EXPECT_2 FROM INFORMATION_SCHEMA.WSREP_CONNECTIONS WHERE CONNECTION_SCHEME='tcp';
EXPECT_2
2
connection node_2;
SET GLOBAL wsrep_provider_options = 'signal=recv_IST_after_apply_trx';
connection node_1;
connection node_1;
SELECT * FROM t1;
f1 f2
1 a
2 b
3 c
4 d
5 d
6 d
SELECT COUNT(*) AS EXPECT_2 FROM INFORMATION_SCHEMA.WSREP_CONNECTIONS;
EXPECT_2
2
SELECT COUNT(*) AS EXPECT_2 FROM INFORMATION_SCHEMA.WSREP_CONNECTIONS WHERE CONNECTION_SCHEME='tcp';
EXPECT_2
2
connection node_2;
SELECT * FROM t1;
f1 f2
1 a
2 b
3 c
4 d
5 d
6 d
SELECT COUNT(*) AS EXPECT_2 FROM INFORMATION_SCHEMA.WSREP_CONNECTIONS;
EXPECT_2
2
SELECT COUNT(*) AS EXPECT_2 FROM INFORMATION_SCHEMA.WSREP_CONNECTIONS WHERE CONNECTION_SCHEME='tcp';
EXPECT_2
2
connection node_3;
SELECT * FROM t1;
f1 f2
1 a
2 b
3 c
4 d
5 d
6 d
SELECT COUNT(*) AS EXPECT_2 FROM INFORMATION_SCHEMA.WSREP_CONNECTIONS;
EXPECT_2
2
SELECT COUNT(*) AS EXPECT_2 FROM INFORMATION_SCHEMA.WSREP_CONNECTIONS WHERE CONNECTION_SCHEME='tcp';
EXPECT_2
2
connection node_1;
DROP TABLE t1;
disconnect node_2;
disconnect node_1;
84 changes: 84 additions & 0 deletions mysql-test/suite/galera_3nodes/r/galera_connections_ssl.result
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connection node_2;
connection node_1;
connect node_3, 127.0.0.1, root, , test, $NODE_MYPORT_3;
connection node_3;
connection node_1;
connection node_1;
connection node_2;
connection node_3;
connection node_1;
CREATE TABLE t1(a int not null primary key) engine=innodb;
INSERT INTO t1 VALUES (1),(2),(3),(4);
connection node_2;
SELECT * FROM t1;
a
1
2
3
4
connection node_3;
SELECT * from t1;
a
1
2
3
4
connection node_1;
SHOW CREATE TABLE INFORMATION_SCHEMA.WSREP_CONNECTIONS;
Table Create Table
wsrep_connections CREATE TEMPORARY TABLE `wsrep_connections` (
`connection_id` bigint(21) unsigned NOT NULL,
`connection_scheme` varchar(3) NOT NULL,
`local_address` varchar(256) NOT NULL,
`remote_uuid` varchar(256) NOT NULL,
`remote_address` varchar(256) NOT NULL
) ENGINE=MEMORY DEFAULT CHARSET=utf8mb3 COLLATE=utf8mb3_general_ci
SELECT COUNT(*) AS EXPECT_2 FROM INFORMATION_SCHEMA.WSREP_CONNECTIONS;
EXPECT_2
2
SELECT COUNT(*) AS EXPECT_2 FROM INFORMATION_SCHEMA.WSREP_CONNECTIONS WHERE CONNECTION_SCHEME='ssl';
EXPECT_2
2
SELECT COUNT(*) AS EXPECT_0 FROM INFORMATION_SCHEMA.WSREP_CONNECTIONS WHERE CONNECTION_SCHEME='tcp';
EXPECT_0
0
SELECT COUNT(*) AS EXPECT_2 FROM INFORMATION_SCHEMA.WSREP_CONNECTIONS,mysql.wsrep_cluster_members WHERE REMOTE_UUID = NODE_UUID;
EXPECT_2
2
SELECT COUNT(*) AS EXPECT_3 FROM mysql.wsrep_cluster_members;
EXPECT_3
3
connection node_2;
SELECT COUNT(*) AS EXPECT_2 FROM INFORMATION_SCHEMA.WSREP_CONNECTIONS;
EXPECT_2
2
SELECT COUNT(*) AS EXPECT_2 FROM INFORMATION_SCHEMA.WSREP_CONNECTIONS WHERE CONNECTION_SCHEME='ssl';
EXPECT_2
2
SELECT COUNT(*) AS EXPECT_0 FROM INFORMATION_SCHEMA.WSREP_CONNECTIONS WHERE CONNECTION_SCHEME='tcp';
EXPECT_0
0
SELECT COUNT(*) AS EXPECT_2 FROM INFORMATION_SCHEMA.WSREP_CONNECTIONS,mysql.wsrep_cluster_members WHERE REMOTE_UUID = NODE_UUID;
EXPECT_2
2
SELECT COUNT(*) AS EXPECT_3 FROM mysql.wsrep_cluster_members;
EXPECT_3
3
connection node_3;
SELECT COUNT(*) AS EXPECT_2 FROM INFORMATION_SCHEMA.WSREP_CONNECTIONS;
EXPECT_2
2
SELECT COUNT(*) AS EXPECT_2 FROM INFORMATION_SCHEMA.WSREP_CONNECTIONS WHERE CONNECTION_SCHEME='ssl';
EXPECT_2
2
SELECT COUNT(*) AS EXPECT_0 FROM INFORMATION_SCHEMA.WSREP_CONNECTIONS WHERE CONNECTION_SCHEME='tcp';
EXPECT_0
0
SELECT COUNT(*) AS EXPECT_2 FROM INFORMATION_SCHEMA.WSREP_CONNECTIONS,mysql.wsrep_cluster_members WHERE REMOTE_UUID = NODE_UUID;
EXPECT_2
2
SELECT COUNT(*) AS EXPECT_3 FROM mysql.wsrep_cluster_members;
EXPECT_3
3
connection node_1;
DROP TABLE t1;
5 changes: 5 additions & 0 deletions mysql-test/suite/galera_3nodes/t/galera_connections.cnf
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!include ../galera_3nodes.cnf

[mysqld]
sql-safe-updates=1
wsrep-debug=1
59 changes: 59 additions & 0 deletions mysql-test/suite/galera_3nodes/t/galera_connections.test
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--source include/galera_cluster.inc

--connect node_3, 127.0.0.1, root, , test, $NODE_MYPORT_3
--connection node_3
--let $wait_condition = SELECT VARIABLE_VALUE = 3 FROM INFORMATION_SCHEMA.GLOBAL_STATUS WHERE VARIABLE_NAME = 'wsrep_cluster_size'
--source include/wait_condition.inc

--connection node_1
# Save original auto_increment_offset values.
--let $node_1=node_1
--let $node_2=node_2
--let $node_3=node_3
--source ../galera/include/auto_increment_offset_save.inc

--connection node_1
CREATE TABLE t1(a int not null primary key) engine=innodb;
INSERT INTO t1 VALUES (1),(2),(3),(4);

--connection node_2
--let $wait_condition = SELECT COUNT(*) = 1 FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_NAME = 't1'
--source include/wait_condition.inc
--let $wait_condition = SELECT COUNT(*) = 4 FROM test.t1;
--source include/wait_condition.inc
SELECT * FROM t1;

--connection node_3
--let $wait_condition = SELECT COUNT(*) = 1 FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_NAME = 't1'
--source include/wait_condition.inc
--let $wait_condition = SELECT COUNT(*) = 4 FROM test.t1;
--source include/wait_condition.inc
SELECT * from t1;

#
# Table contents is not deterministic only number of connections is
#
--connection node_1
SHOW CREATE TABLE INFORMATION_SCHEMA.WSREP_CONNECTIONS;
SELECT COUNT(*) AS EXPECT_2 FROM INFORMATION_SCHEMA.WSREP_CONNECTIONS;
SELECT COUNT(*) AS EXPECT_2 FROM INFORMATION_SCHEMA.WSREP_CONNECTIONS WHERE CONNECTION_SCHEME='tcp';
#
# Two of the connections should be from exactly same node as in cluster members table, one is naturally this node
#
SELECT COUNT(*) AS EXPECT_2 FROM INFORMATION_SCHEMA.WSREP_CONNECTIONS,mysql.wsrep_cluster_members WHERE REMOTE_UUID = NODE_UUID;
SELECT COUNT(*) AS EXPECT_3 FROM mysql.wsrep_cluster_members;

--connection node_2
SELECT COUNT(*) AS EXPECT_2 FROM INFORMATION_SCHEMA.WSREP_CONNECTIONS;
SELECT COUNT(*) AS EXPECT_2 FROM INFORMATION_SCHEMA.WSREP_CONNECTIONS WHERE CONNECTION_SCHEME='tcp';
SELECT COUNT(*) AS EXPECT_2 FROM INFORMATION_SCHEMA.WSREP_CONNECTIONS,mysql.wsrep_cluster_members WHERE REMOTE_UUID = NODE_UUID;
SELECT COUNT(*) AS EXPECT_3 FROM mysql.wsrep_cluster_members;

--connection node_3
SELECT COUNT(*) AS EXPECT_2 FROM INFORMATION_SCHEMA.WSREP_CONNECTIONS;
SELECT COUNT(*) AS EXPECT_2 FROM INFORMATION_SCHEMA.WSREP_CONNECTIONS WHERE CONNECTION_SCHEME='tcp';
SELECT COUNT(*) AS EXPECT_2 FROM INFORMATION_SCHEMA.WSREP_CONNECTIONS,mysql.wsrep_cluster_members WHERE REMOTE_UUID = NODE_UUID;
SELECT COUNT(*) AS EXPECT_3 FROM mysql.wsrep_cluster_members;

--connection node_1
DROP TABLE t1;
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