diff options
Diffstat (limited to 'mysql-test/suite/galera')
| -rw-r--r-- | mysql-test/suite/galera/r/MDEV-21479.result | 95 | ||||
| -rw-r--r-- | mysql-test/suite/galera/t/MDEV-21479.test | 99 |
2 files changed, 194 insertions, 0 deletions
diff --git a/mysql-test/suite/galera/r/MDEV-21479.result b/mysql-test/suite/galera/r/MDEV-21479.result new file mode 100644 index 00000000000..7d1220a038b --- /dev/null +++ b/mysql-test/suite/galera/r/MDEV-21479.result @@ -0,0 +1,95 @@ +connection node_2; +connection node_1; +# Lets first see that we can access wsrep schema tables +# Node1 +SELECT COUNT(*) AS EXPECT_0 FROM mysql.wsrep_streaming_log; +EXPECT_0 +0 +SELECT COUNT(*) AS EXPECT_1 from mysql.wsrep_cluster; +EXPECT_1 +1 +SELECT COUNT(*) AS EXPECT_2 FROM mysql.wsrep_cluster_members; +EXPECT_2 +2 +connection node_2; +# Node2 +SELECT COUNT(*) AS EXPECT_0 FROM mysql.wsrep_streaming_log; +EXPECT_0 +0 +SELECT COUNT(*) AS EXPECT_1 FROM mysql.wsrep_cluster; +EXPECT_1 +1 +SELECT COUNT(*) AS EXPECT_2 FROM mysql.wsrep_cluster_members; +EXPECT_2 +2 +connection node_1; +SET GLOBAL wsrep_provider_options = 'pc.ignore_sb=true'; +SET GLOBAL wsrep_provider_options = 'pc.weight=2'; +connection node_2; +# Desync and disconnect node_2 +SET @@global.wsrep_desync = 1; +SET SESSION wsrep_dirty_reads=1; +SET SESSION wsrep_sync_wait=0; +SET GLOBAL wsrep_provider_options = 'gmcast.isolate=1'; +SELECT VARIABLE_VALUE FROM INFORMATION_SCHEMA.GLOBAL_STATUS WHERE VARIABLE_NAME = 'wsrep_cluster_status'; +VARIABLE_VALUE +non-Primary +connection node_1; +# Waiting until node_2 is not part of cluster anymore +# Verify that we can access wsrep schema tables +# Node1 +SELECT COUNT(*) AS EXPECT_0 FROM mysql.wsrep_streaming_log; +EXPECT_0 +0 +SELECT COUNT(*) AS EXPECT_1 FROM mysql.wsrep_cluster; +EXPECT_1 +1 +SELECT COUNT(*) AS EXPECT_1 FROM mysql.wsrep_cluster_members; +EXPECT_1 +1 +connection node_2; +# Node2 +SELECT COUNT(*) AS EXPECT_0 FROM mysql.wsrep_streaming_log; +EXPECT_0 +0 +SELECT COUNT(*) AS EXPECT_1 FROM mysql.wsrep_cluster; +EXPECT_1 +1 +SELECT COUNT(*) AS EXPECT_2 FROM mysql.wsrep_cluster_members; +EXPECT_2 +2 +connection node_2; +# Reconnect node_2 back to cluster +SET GLOBAL wsrep_provider_options = 'gmcast.isolate=0'; +SET wsrep_dirty_reads=0; +SHOW STATUS LIKE 'wsrep_desync_count'; +Variable_name Value +wsrep_desync_count 0 +SET @@global.wsrep_desync = 0; +CALL mtr.add_suppression("WSREP: Protocol violation. JOIN message sender (.*) is not in state transfer \\(SYNCED\\). Message ignored."); +connection node_1; +# Wait until both nodes are back to cluster +SET GLOBAL wsrep_provider_options = 'pc.ignore_sb=false'; +SET GLOBAL wsrep_provider_options = 'pc.weight=1'; +# Verify that we can access wsrep schema tables +# Node1 +SELECT COUNT(*) AS EXPECT_0 FROM mysql.wsrep_streaming_log; +EXPECT_0 +0 +SELECT COUNT(*) AS EXPECT_1 FROM mysql.wsrep_cluster; +EXPECT_1 +1 +SELECT COUNT(*) AS EXPECT_2 FROM mysql.wsrep_cluster_members; +EXPECT_2 +2 +connection node_2; +# Node2 +SELECT COUNT(*) AS EXPECT_0 FROM mysql.wsrep_streaming_log; +EXPECT_0 +0 +SELECT COUNT(*) AS EXPECT_1 FROM mysql.wsrep_cluster; +EXPECT_1 +1 +SELECT COUNT(*) AS EXPECT_2 FROM mysql.wsrep_cluster_members; +EXPECT_2 +2 diff --git a/mysql-test/suite/galera/t/MDEV-21479.test b/mysql-test/suite/galera/t/MDEV-21479.test new file mode 100644 index 00000000000..86de97ea77c --- /dev/null +++ b/mysql-test/suite/galera/t/MDEV-21479.test @@ -0,0 +1,99 @@ +# +# MDEV-21479 : Galera 4 unable to query cluster state if not primary component +# +--source include/galera_cluster.inc +--source include/have_innodb.inc + + +--echo # Lets first see that we can access wsrep schema tables +--echo # Node1 +SELECT COUNT(*) AS EXPECT_0 FROM mysql.wsrep_streaming_log; +SELECT COUNT(*) AS EXPECT_1 from mysql.wsrep_cluster; +SELECT COUNT(*) AS EXPECT_2 FROM mysql.wsrep_cluster_members; + +--connection node_2 +--echo # Node2 +SELECT COUNT(*) AS EXPECT_0 FROM mysql.wsrep_streaming_log; +SELECT COUNT(*) AS EXPECT_1 FROM mysql.wsrep_cluster; +SELECT COUNT(*) AS EXPECT_2 FROM mysql.wsrep_cluster_members; + +--connection node_1 +# Make node 1 tolerate split-brain +SET GLOBAL wsrep_provider_options = 'pc.ignore_sb=true'; +SET GLOBAL wsrep_provider_options = 'pc.weight=2'; + +# Desync and disconnect node 2 from the PC: +--connection node_2 +--echo # Desync and disconnect node_2 +SET @@global.wsrep_desync = 1; +SET SESSION wsrep_dirty_reads=1; +SET SESSION wsrep_sync_wait=0; +SET GLOBAL wsrep_provider_options = 'gmcast.isolate=1'; +--let $wait_condition = SELECT VARIABLE_VALUE = 'non-Primary' FROM INFORMATION_SCHEMA.GLOBAL_STATUS WHERE VARIABLE_NAME = 'wsrep_cluster_status'; +--source include/wait_condition.inc +SELECT VARIABLE_VALUE FROM INFORMATION_SCHEMA.GLOBAL_STATUS WHERE VARIABLE_NAME = 'wsrep_cluster_status'; + +# Wait until node 2 disappears from the PC: +--connection node_1 +--echo # Waiting until node_2 is not part of cluster anymore +--let $wait_condition = SELECT VARIABLE_VALUE = 1 FROM INFORMATION_SCHEMA.GLOBAL_STATUS WHERE VARIABLE_NAME = 'wsrep_cluster_size'; +--source include/wait_condition.inc +--let $wait_condition = SELECT VARIABLE_VALUE = 'Primary' FROM INFORMATION_SCHEMA.GLOBAL_STATUS WHERE VARIABLE_NAME = 'wsrep_cluster_status'; +--source include/wait_condition.inc + +--echo # Verify that we can access wsrep schema tables +--echo # Node1 +SELECT COUNT(*) AS EXPECT_0 FROM mysql.wsrep_streaming_log; +SELECT COUNT(*) AS EXPECT_1 FROM mysql.wsrep_cluster; +SELECT COUNT(*) AS EXPECT_1 FROM mysql.wsrep_cluster_members; + +--connection node_2 +# +# Here node2 remembers old configuration even when we are non-Primary +# +--echo # Node2 +SELECT COUNT(*) AS EXPECT_0 FROM mysql.wsrep_streaming_log; +SELECT COUNT(*) AS EXPECT_1 FROM mysql.wsrep_cluster; +SELECT COUNT(*) AS EXPECT_2 FROM mysql.wsrep_cluster_members; + +# Reconnect node 2 to the PC: +--connection node_2 +--echo # Reconnect node_2 back to cluster +SET GLOBAL wsrep_provider_options = 'gmcast.isolate=0'; +SET wsrep_dirty_reads=0; +--let $wait_condition = SELECT VARIABLE_VALUE = 'Primary' FROM INFORMATION_SCHEMA.GLOBAL_STATUS WHERE VARIABLE_NAME = 'wsrep_cluster_status'; +--source include/wait_condition.inc +--let $wait_condition = SELECT VARIABLE_VALUE = 2 FROM INFORMATION_SCHEMA.GLOBAL_STATUS WHERE VARIABLE_NAME = 'wsrep_cluster_size'; +--source include/wait_condition.inc +--let $wait_condition = SELECT VARIABLE_VALUE = 'ON' FROM INFORMATION_SCHEMA.GLOBAL_STATUS WHERE VARIABLE_NAME = 'wsrep_ready'; +--source include/wait_condition.inc + +# Must return 0: +SHOW STATUS LIKE 'wsrep_desync_count'; + +# Resync node_2, should pass: +SET @@global.wsrep_desync = 0; + +--let $wait_condition = SELECT VARIABLE_VALUE = 'Synced' FROM INFORMATION_SCHEMA.GLOBAL_STATUS WHERE VARIABLE_NAME = 'wsrep_local_state_comment'; +--source include/wait_condition.inc + +CALL mtr.add_suppression("WSREP: Protocol violation. JOIN message sender (.*) is not in state transfer \\(SYNCED\\). Message ignored."); + +--connection node_1 +--echo # Wait until both nodes are back to cluster +--let $wait_condition = SELECT VARIABLE_VALUE = 2 FROM INFORMATION_SCHEMA.GLOBAL_STATUS WHERE VARIABLE_NAME = 'wsrep_cluster_size'; +--source include/wait_condition.inc +SET GLOBAL wsrep_provider_options = 'pc.ignore_sb=false'; +SET GLOBAL wsrep_provider_options = 'pc.weight=1'; + +--echo # Verify that we can access wsrep schema tables +--echo # Node1 +SELECT COUNT(*) AS EXPECT_0 FROM mysql.wsrep_streaming_log; +SELECT COUNT(*) AS EXPECT_1 FROM mysql.wsrep_cluster; +SELECT COUNT(*) AS EXPECT_2 FROM mysql.wsrep_cluster_members; + +--connection node_2 +--echo # Node2 +SELECT COUNT(*) AS EXPECT_0 FROM mysql.wsrep_streaming_log; +SELECT COUNT(*) AS EXPECT_1 FROM mysql.wsrep_cluster; +SELECT COUNT(*) AS EXPECT_2 FROM mysql.wsrep_cluster_members; |