@Test
public void testBackupFailure() throws Exception {
IPartitionManager pm = ManagementContainer.getInstance().getPartitionManager();
m_part.setAccessibleRemotely(true);
pm.updatePartition(m_part);
m_part = pm.getPartition(TEST_PID);
Customer cust =
TestUtils.createActiveMailboxTestCustomer(Capabilities.ActiveMailboxSupport.ARCHIVE);
try {
MockMessageImporter mock = new MockMessageImporter(getClass().getSimpleName());
PartitionStoreStage stg =
new PartitionStoreStage(mock) {
public void finish() {
super.finish();
((StatComponent) m_importer.getStatComponent()).stop();
}
};
MockStageController ctrl = new MockStageController("test");
stg.setStageController(ctrl);
assertEquals(0, mock.getNumFailedMessages());
assertEquals(0, mock.getNumSucceededMessages());
// Partition dummyPart = new Partition(10, "sdcvsdv");
File backupSubDir = new File(m_part.getStorageDirectory(), Partition.BACKUP_SUBDIR);
Pair<Partition, List<IMessageContext>> buffer =
new Pair<Partition, List<IMessageContext>>(
m_part, generateMockMessageContext(10000, 10, cust));
stg.process(buffer);
// Nothing should have failed
assertEquals(0, mock.getNumFailedMessages());
assertEquals(10, ctrl.getOutputCount());
assertTrue(backupSubDir.exists());
// Stop backup writers, delete backup directory and then make sure everything works when we
// start back up
Utils.finishBackupWriters();
FileUtils.deleteDirectory(backupSubDir);
assertFalse(backupSubDir.exists());
Utils.startBackupWriters();
ctrl.resetOutputCount();
buffer =
new Pair<Partition, List<IMessageContext>>(
m_part, generateMockMessageContext(100000, 10, cust));
stg.process(buffer);
// Nothing should have failed
assertEquals(0, mock.getNumFailedMessages());
assertEquals(10, ctrl.getOutputCount());
assertTrue(backupSubDir.exists());
stg.finish();
} finally {
TestUtils.quietDeleteCustomer(cust);
}
}
/**
* Validates that the stage properly identifies when a SNAException has occured on a message
* multiple times consecutively and properly fails the message
*
* @throws Exception on error
*/
@Test
public void testServiceNotAvailableExceptionHandling() throws Exception {
MockMessageImporter mock = new MockMessageImporter(getClass().getSimpleName());
PartitionStoreStage stg =
new PartitionStoreStage(mock) {
public void finish() {
super.finish();
((StatComponent) m_importer.getStatComponent()).stop();
}
};
stg.setStageController(new MockStageController("test"));
final IPartitionProxy partitionProxy = createNiceMock(IPartitionProxy.class);
assertEquals(0, mock.getNumFailedMessages());
assertEquals(0, mock.getNumSucceededMessages());
String path = m_tmpDir + "/storage";
Partition dummyPart = null;
try {
int messageBufferSize = 10;
Customer cust =
TestUtils.createActiveMailboxTestCustomer(Capabilities.ActiveMailboxSupport.ARCHIVE);
List<IMessageContext> msgs = generateMockMessageContext(100, messageBufferSize, cust);
// force an exception on any call to storeMessages
expect(partitionProxy.storeMessages(msgs))
.andThrow(new IPartitionProxy.ServiceNotAvailableException(new Exception()))
.anyTimes();
replay(partitionProxy);
PartitionManager pm =
new PartitionManager(
ManagementContainer.getInstance().getPool(ManagementContainer.AM_POOL_NAME)) {
@Override
public IPartitionProxy getContentProxy(int id) {
return partitionProxy;
}
};
PartitionManagerTest.preparePartitionManager(pm);
stg.setPartitionManager(pm);
dummyPart = pm.initializePartition(TEST_PID2, "localhost", path, null);
s_logger.debug("Dummy Partition: " + dummyPart + " (type: " + dummyPart.getClass() + ")");
Pair<Partition, List<IMessageContext>> buffer =
new Pair<Partition, List<IMessageContext>>(dummyPart, msgs);
for (int i = 0; i < stg.getErrorThreshold(); i++) {
stg.process(buffer);
assertEquals("Wrong number of failed messages.", 0, mock.getNumFailedMessages());
assertEquals("Wrong number of succeeded messages.", 0, mock.getNumSucceededMessages());
}
stg.process(buffer);
assertEquals(
"Wrong number of failed messages", messageBufferSize, mock.getNumFailedMessages());
assertEquals("Wrong number of succeeded messages", 0, mock.getNumSucceededMessages());
// Test that errors must come from the same importer before they can fail a message
mock = new MockMessageImporter(getClass().getSimpleName());
MockMessageImporter mock2 = new MockMessageImporter(getClass().getSimpleName());
PartitionStoreStage stg2 = new PartitionStoreStage(mock2);
stg2.setPartitionManager(pm);
stg2.setStageController(new MockStageController("test"));
stg.finish();
stg = new PartitionStoreStage(mock);
stg.setStageController(new MockStageController("test"));
stg.setPartitionManager(pm);
buffer = new Pair<Partition, List<IMessageContext>>(dummyPart, msgs);
// Send the message buffer through Threshold - 1 times using importer 1 and then 1 time with
// importer 2 which should not result in failure
// Then send the messages through importer 1 again Threshold times and verify it only fails
// the messages once we have reached threshold
for (int i = 0; i < stg.getErrorThreshold(); i++) {
stg.process(buffer);
assertEquals(0, mock.getNumFailedMessages());
assertEquals(0, mock.getNumSucceededMessages());
}
stg2.process(buffer);
assertEquals(0, mock2.getNumFailedMessages());
assertEquals(0, mock2.getNumSucceededMessages());
assertEquals(0, mock.getNumFailedMessages());
assertEquals(0, mock.getNumSucceededMessages());
for (int i = 0; i < stg.getErrorThreshold(); i++) {
stg.process(buffer);
assertEquals(0, mock.getNumFailedMessages());
assertEquals(0, mock.getNumSucceededMessages());
}
stg.process(buffer);
assertEquals(messageBufferSize, mock.getNumFailedMessages());
assertEquals(0, mock.getNumSucceededMessages());
// Now validate that age comes into play as well
mock = new MockMessageImporter(getClass().getSimpleName());
stg.finish();
stg = new PartitionStoreStage(mock);
stg.setStageController(new MockStageController("test"));
stg.setErrorAgeThreshold(5000);
stg.setPartitionManager(pm);
buffer =
new Pair<Partition, List<IMessageContext>>(
m_part, generateMockMessageContext(1000, messageBufferSize, cust));
for (int i = 0; i < stg.getErrorThreshold(); i++) {
stg.process(buffer);
assertEquals("Wrong number of failed messages", 0, mock.getNumFailedMessages());
assertEquals("Wrong number of succeeded messages", 0, mock.getNumSucceededMessages());
}
// Thread.sleep( 6000 );
stg.process(buffer);
stg.finish();
stg2.finish();
assertEquals(0, mock.getNumFailedMessages());
assertEquals(0, mock.getNumSucceededMessages());
} finally {
}
}
@BeforeClass
public void beforeClass() throws Exception {
TestUtils.cleanupPartition(TEST_PID);
TestUtils.cleanupPartition(TEST_PID2);
}
@Test
public void testFailureTracking() throws Exception {
final IPartitionProxy partitionProxy = createNiceMock(IPartitionProxy.class);
final IPartitionProxy partitionProxy2 = createNiceMock(IPartitionProxy.class);
long msgId = 2L;
IFailureTrackingManager failMgr = ManagementContainer.getInstance().getFailureTrackingManager();
StorageImporter importer = new MockStorageImporter();
Customer customer = TestUtils.createTestCustomer();
try {
PartitionStoreStage stage = new PartitionStoreStage(importer);
Pipeline pipeline =
PipelineBuilder.start(
ManagementContainer.getInstance().getConfiguration(),
MessageImporter.PIPELINE_CONFIG_SECTION)
.singleton("store-stage", stage)
.get();
File envelopeFile =
File.createTempFile(
"PartitionStoreTest", "test", ManagementContainer.getInstance().getNfsRoot());
IMessageContext msgCtx = new MessageContext(envelopeFile, null);
msgCtx.setCustomer(customer);
msgCtx.setIndexMessage(true);
msgCtx.setInternalId(msgId);
msgCtx.setPartition(m_part);
msgCtx.setPartitionID(m_part.getId());
Collection<IMessageContext> msgs = Collections.singletonList(msgCtx);
Collection<IMessageContext> emptyResult = Collections.emptyList();
expect(partitionProxy.storeMessages(msgs)).andReturn(emptyResult).anyTimes();
replay(partitionProxy);
PartitionManager pm =
new PartitionManager(
ManagementContainer.getInstance().getPool(ManagementContainer.AM_POOL_NAME)) {
@Override
public IPartitionProxy getContentProxy(int id) {
return partitionProxy;
}
};
PartitionManagerTest.preparePartitionManager(pm);
stage.setPartitionManager(pm);
FailureRecord failureRecord =
FailureTrackingHelper.buildFailureRecord(msgCtx, FailureCategory.STORAGE, null, null);
failureRecord.setStoredOnPartition(false);
failMgr.insertMessageFailure(failureRecord);
msgCtx.setInternalFailureId(msgId);
pipeline.process(
new Pair<Partition, List<IMessageContext>>(m_part, Collections.singletonList(msgCtx)));
failureRecord = failMgr.getFailureRecord(msgId);
assertTrue("Should find stored on partition to be true", failureRecord.isStoredOnPartition());
Map<String, String> props = msgCtx.readEnvelope();
assertTrue(
"envelope should contain failure ID",
props.containsKey(ParseEnvelopeStage.INTERNAL_MESSAGE_FAILURE_ID));
assertEquals(
"message ID in envelope should match permanent ID",
String.valueOf(msgId),
props.get(ParseEnvelopeStage.INTERNAL_MESSAGE_FAILURE_ID));
// confirm that transient ID gets set back to real ID of message
// remove the existing failure record
failMgr.removeFailure(msgId);
// change the ID
msgCtx.setInternalFailureId(msgId + 1);
msgCtx.setInternalId(msgId + 1);
// insert the new failure record
failureRecord =
FailureTrackingHelper.buildFailureRecord(msgCtx, FailureCategory.STORAGE, null, null);
failMgr.insertMessageFailure(failureRecord);
// old record should be gone
failureRecord = failMgr.getFailureRecord(msgId);
assertNull("Should no longer find the failure record with permanent ID", failureRecord);
// check that the new record can be fetched
failureRecord = failMgr.getFailureRecord(msgId + 1);
assertNotNull("Should find transient ID failure record", failureRecord);
msgCtx.appendToEnvelope(ParseEnvelopeStage.INTERNAL_MESSAGE_FAILURE_ID, msgId + 1);
props = msgCtx.readEnvelope();
assertTrue(
"envelope should contain failure ID",
props.containsKey(ParseEnvelopeStage.INTERNAL_MESSAGE_FAILURE_ID));
assertEquals(
"message ID in envelope should match permanent ID",
String.valueOf(msgId + 1),
props.get(ParseEnvelopeStage.INTERNAL_MESSAGE_FAILURE_ID));
// now assign back the permanent ID and process through the pipeline
msgCtx.setInternalId(msgId);
pipeline.process(
new Pair<Partition, List<IMessageContext>>(m_part, Collections.singletonList(msgCtx)));
failureRecord = failMgr.getFailureRecord(msgId + 1);
assertNull("Should not find any record based on transient message ID", failureRecord);
failureRecord = failMgr.getFailureRecord(msgId);
assertNotNull("Should find failure record for permanent ID", failureRecord);
assertTrue("Should find stored on partition to be true", failureRecord.isStoredOnPartition());
// envelope should now reflect permanent ID
props = msgCtx.readEnvelope();
assertTrue(
"envelope should contain failure ID",
props.containsKey(ParseEnvelopeStage.INTERNAL_MESSAGE_FAILURE_ID));
assertEquals(
"message ID in envelope should match permanent ID",
String.valueOf(msgId),
props.get(ParseEnvelopeStage.INTERNAL_MESSAGE_FAILURE_ID));
// confirm that state does not change on failure
// force an exception on any call to storeMessages
pm =
new PartitionManager(
ManagementContainer.getInstance().getPool(ManagementContainer.AM_POOL_NAME)) {
@Override
public IPartitionProxy getContentProxy(int id) {
return partitionProxy2;
}
};
PartitionManagerTest.preparePartitionManager(pm);
stage.setPartitionManager(pm);
expect(partitionProxy2.storeMessages(msgs))
.andThrow(new IPartitionProxy.ServiceNotAvailableException(new Exception()))
.anyTimes();
replay(partitionProxy2);
failureRecord.setStoredOnPartition(false);
failMgr.insertMessageFailure(failureRecord);
pipeline.process(
new Pair<Partition, List<IMessageContext>>(m_part, Collections.singletonList(msgCtx)));
failureRecord = failMgr.getFailureRecord(msgId);
assertNotNull("Should find the failure record for message", failureRecord);
assertFalse(
"Should find stored on partition to be true", failureRecord.isStoredOnPartition());
} finally {
importer.stop();
TestUtils.quietDeleteCustomer(customer);
}
}