ashutosh-bapat commented on a change in pull request #579: HIVE-21109 : Support
stats replication for ACID tables.
URL: https://github.com/apache/hive/pull/579#discussion_r270795998
##########
File path:
itests/hive-unit/src/test/java/org/apache/hadoop/hive/ql/parse/TestStatsReplicationScenarios.java
##########
@@ -301,12 +338,106 @@ private String dumpLoadVerify(List<String> tableNames,
String lastReplicationId,
return dumpTuple.lastReplicationId;
}
+ /**
+ * Run a bootstrap that will fail.
+ * @param tuple the location of bootstrap dump
+ */
+ private void failBootstrapLoad(WarehouseInstance.Tuple tuple, int
failAfterNumTables) throws Throwable {
+ // fail setting ckpt directory property for the second table so that we
test the case when
+ // bootstrap load fails after some but not all tables are loaded.
+ BehaviourInjection<CallerArguments, Boolean> callerVerifier
+ = new BehaviourInjection<CallerArguments, Boolean>() {
+ int cntTables = 0;
+ @Nullable
+ @Override
+ public Boolean apply(@Nullable CallerArguments args) {
+ cntTables++;
+ if (args.dbName.equalsIgnoreCase(replicatedDbName) && cntTables >
failAfterNumTables) {
+ injectionPathCalled = true;
+ LOG.warn("Verifier - DB : " + args.dbName + " TABLE : " +
args.tblName);
+ return false;
+ }
+ return true;
+ }
+ };
+
+ InjectableBehaviourObjectStore.setAlterTableModifier(callerVerifier);
+ try {
+ replica.loadFailure(replicatedDbName, tuple.dumpLocation);
+ callerVerifier.assertInjectionsPerformed(true, false);
+ } finally {
+ InjectableBehaviourObjectStore.resetAlterTableModifier();
+ }
+ }
+
+ private void failIncrementalLoad(WarehouseInstance.Tuple dumpTuple, int
failAfterNumEvents) throws Throwable {
+ // fail add notification when updating table stats after given number of
such events. Thus we
+ // test successful application as well as failed application of this event.
+ BehaviourInjection<NotificationEvent, Boolean> callerVerifier
+ = new BehaviourInjection<NotificationEvent, Boolean>() {
+ int cntEvents = 0;
+ @Override
+ public Boolean apply(NotificationEvent entry) {
+ cntEvents++;
+ if
(entry.getEventType().equalsIgnoreCase(EventMessage.EventType.UPDATE_TABLE_COLUMN_STAT.toString())
&&
+ cntEvents > failAfterNumEvents) {
+ injectionPathCalled = true;
+ LOG.warn("Verifier - DB: " + entry.getDbName()
+ + " Table: " + entry.getTableName()
+ + " Event: " + entry.getEventType());
+ return false;
+ }
+ return true;
+ }
+ };
+
+ InjectableBehaviourObjectStore.setAddNotificationModifier(callerVerifier);
+ try {
+ replica.loadFailure(replicatedDbName, dumpTuple.dumpLocation);
+ } finally {
+ InjectableBehaviourObjectStore.resetAddNotificationModifier();
+ }
+ callerVerifier.assertInjectionsPerformed(true, false);
+
+ // fail add notification when updating partition stats for for the second
time. Thus we test
+ // successful application as well as failed application of this event.
+ callerVerifier = new BehaviourInjection<NotificationEvent, Boolean>() {
+ int cntEvents = 1;
+
+ @Override
+ public Boolean apply(NotificationEvent entry) {
+ cntEvents++;
+ if
(entry.getEventType().equalsIgnoreCase(EventMessage.EventType.UPDATE_PARTITION_COLUMN_STAT.toString())
&&
+ cntEvents > failAfterNumEvents) {
+ injectionPathCalled = true;
+ LOG.warn("Verifier - DB: " + entry.getDbName()
+ + " Table: " + entry.getTableName()
+ + " Event: " + entry.getEventType());
+ return false;
+ }
+ return true;
+ }
+ };
+
+ InjectableBehaviourObjectStore.setAddNotificationModifier(callerVerifier);
+ try {
+ replica.loadFailure(replicatedDbName, dumpTuple.dumpLocation);
+ } finally {
+ InjectableBehaviourObjectStore.resetAddNotificationModifier();
+ }
Review comment:
Done.
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