# # GCF-376: slaves become inconsistent if master goes non-prim during # inconsistency voting # --source include/galera_cluster.inc --source include/have_innodb.inc --connect node_3, 127.0.0.1, root, , test, $NODE_MYPORT_3 --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 CREATE TABLE test.t1 (f1 INTEGER PRIMARY KEY, f2 CHAR(1)) ENGINE=InnoDB; --connection node_2 --let $wait_condition = SELECT COUNT(*) = 1 FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_NAME = 't1'; --source include/wait_condition.inc SET GLOBAL wsrep_on=OFF; INSERT INTO t1 VALUES (1, 'a'); SET GLOBAL wsrep_on=ON; LOCK TABLE t1 WRITE; --connection node_1 INSERT INTO t1 VALUES (1, 'b'); SET GLOBAL wsrep_provider_options = 'gmcast.isolate=1'; SET SESSION wsrep_sync_wait=0; # Wait until node #1 leaves the cluster --connection node_3 --let $wait_condition = SELECT VARIABLE_VALUE = 2 FROM INFORMATION_SCHEMA.GLOBAL_STATUS WHERE VARIABLE_NAME = 'wsrep_cluster_size' --source include/wait_condition.inc --connection node_2 UNLOCK TABLES; # Wait until node #2 leaves the cluster --source include/wsrep_wait_disconnect.inc --connection node_1 SHOW STATUS LIKE 'wsrep_cluster_status'; --connection node_2 SET SESSION wsrep_sync_wait=0; SHOW STATUS LIKE 'wsrep_cluster_status'; SHOW STATUS LIKE 'wsrep_cluster_size'; SET GLOBAL wsrep_on=OFF; SELECT * FROM t1; --connection node_3 SET SESSION wsrep_sync_wait=0; --let $wait_condition = SELECT VARIABLE_VALUE = 1 FROM INFORMATION_SCHEMA.GLOBAL_STATUS WHERE VARIABLE_NAME = 'wsrep_cluster_size' --source include/wait_condition.inc SHOW STATUS LIKE 'wsrep_cluster_status'; SHOW STATUS LIKE 'wsrep_cluster_size'; SELECT * FROM t1; # reconnect node #1 --connection node_1 SET GLOBAL wsrep_provider_options = 'gmcast.isolate=0'; # reconnect node #2 --connection node_2 --source include/restart_mysqld.inc --source include/wait_until_connected_again.inc --connection node_1 --let $wait_condition = SELECT VARIABLE_VALUE = 3 FROM INFORMATION_SCHEMA.GLOBAL_STATUS WHERE VARIABLE_NAME = 'wsrep_cluster_size' --source include/wait_condition.inc SELECT * FROM t1; --connection node_2 --let $wait_condition = SELECT VARIABLE_VALUE = 3 FROM INFORMATION_SCHEMA.GLOBAL_STATUS WHERE VARIABLE_NAME = 'wsrep_cluster_size' --source include/wait_condition.inc SELECT * FROM t1; --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 SELECT * FROM t1; DROP TABLE t1; # Restore original auto_increment_offset values. --source ../galera/include/auto_increment_offset_restore.inc --connection node_2 CALL mtr.add_suppression("Slave SQL: Could not execute Write_rows event on table test.t1; Duplicate entry '1' for key 'PRIMARY', Error_code: 1062; handler error HA_ERR_FOUND_DUPP_KEY; the event's master log FIRST, end_log_pos (.*), Error_code: 1062"); CALL mtr.add_suppression("WSREP: Event (.*) Write_rows_v1 apply failed: 121, seqno "); CALL mtr.add_suppression("WSREP: Inconsistency detected: Inconsistent by consensus on (.*)"); CALL mtr.add_suppression("Plugin 'InnoDB' will be forced to shutdown"); CALL mtr.add_suppression("WSREP: Failed to apply write set: ");