Examples with Notification io.cdap.cdap.proto.Notification used on opensource projects

Example 16 with Notification

use of io.cdap.cdap.proto.Notification in project cdap by caskdata.

the class PartitionTrigger method getPartitionsCount.

private int getPartitionsCount(List<Notification> notifications) {
    int partitionsCount = 0;
    for (Notification notification : notifications) {
        if (!notification.getNotificationType().equals(Notification.Type.PARTITION)) {
            continue;
        }
        String datasetId = notification.getProperties().get(Notification.DATASET_ID);
        if (!dataset.toString().equals(datasetId)) {
            continue;
        }
        String numPartitionsString = notification.getProperties().get(Notification.NUM_PARTITIONS);
        if (numPartitionsString != null) {
            partitionsCount += Integer.parseInt(numPartitionsString);
        }
    }
    return partitionsCount;
}

Example 17 with Notification

use of io.cdap.cdap.proto.Notification in project cdap by caskdata.

the class FileUploadServiceTestRun method testFileUploadService.

@Test
public void testFileUploadService() throws Exception {
    ApplicationManager appManager = deployApplication(FileUploadApp.class);
    // Start the service
    ServiceManager serviceManager = appManager.getServiceManager(FileUploadApp.SERVICE_NAME).start();
    serviceManager.waitForRun(ProgramRunStatus.RUNNING, 10, TimeUnit.SECONDS);
    try {
        // Upload URL is "base/upload/pfs/[partition_value], which the partition value is a long
        URI serviceURI = serviceManager.getServiceURL(10, TimeUnit.SECONDS).toURI();
        // Upload with wrong MD5, should get 400.
        byte[] content = Strings.repeat("0123456789 ", 100).getBytes(Charsets.UTF_8);
        Assert.assertEquals(HttpURLConnection.HTTP_BAD_REQUEST, upload(serviceURI.resolve("upload/" + FileUploadApp.PFS_NAME + "/1").toURL(), content, "123", 30));
        long beforeUploadTime = System.currentTimeMillis();
        // Upload with right MD5, should get 200
        Assert.assertEquals(HttpURLConnection.HTTP_OK, upload(serviceURI.resolve("upload/" + FileUploadApp.PFS_NAME + "/1").toURL(), content, Base64.getEncoder().encodeToString(Hashing.md5().hashBytes(content).asBytes()), 20));
        // Inspect the partitioned file set and verify the content
        PartitionedFileSet pfs = (PartitionedFileSet) getDataset(FileUploadApp.PFS_NAME).get();
        PartitionDetail partition = pfs.getPartition(PartitionKey.builder().addLongField("time", 1).build());
        Assert.assertNotNull(partition);
        // Verify a notification should have been published for the new partition
        List<Notification> notifications = getDataNotifications(beforeUploadTime);
        // Should have one message
        Assert.assertEquals(1, notifications.size());
        verifyDataNotification(notifications.get(0), NamespaceId.DEFAULT.dataset(FileUploadApp.PFS_NAME), Collections.singletonList(PartitionKey.builder().addLongField("time", 1L).build()));
        // There should be one file under the partition directory
        List<Location> locations = partition.getLocation().list();
        Assert.assertEquals(1, locations.size());
        Assert.assertArrayEquals(content, ByteStreams.toByteArray(Locations.newInputSupplier(locations.get(0))));
        // Verify the tracking table of chunks sizes
        KeyValueTable trackingTable = (KeyValueTable) getDataset(FileUploadApp.KV_TABLE_NAME).get();
        CloseableIterator<KeyValue<byte[], byte[]>> iter = trackingTable.scan(null, null);
        // Sum up all chunks sizes as being tracked by the tracking table.
        long sum = 0;
        int iterSize = 0;
        while (iter.hasNext()) {
            KeyValue<byte[], byte[]> kv = iter.next();
            sum += Bytes.toInt(kv.getKey()) * Bytes.toLong(kv.getValue());
            iterSize++;
        }
        // The iterator should have size >= 2, since we uses different chunk size for two different upload
        Assert.assertTrue(iterSize >= 2);
        // The sum of all chunks sizes should be the same as the
        // content size * 2 (since we have one failure, one success upload)
        Assert.assertEquals(content.length * 2, sum);
    } finally {
        serviceManager.stop();
        serviceManager.waitForRun(ProgramRunStatus.KILLED, 10, TimeUnit.SECONDS);
    }
}

Example 18 with Notification

use of io.cdap.cdap.proto.Notification in project cdap by cdapio.

the class DynamicPartitionerWithAvroTest method runDynamicPartitionerMR.

private void runDynamicPartitionerMR(final List<? extends GenericRecord> records, boolean allowConcurrentWriters, final boolean precreatePartitions, @Nullable final DynamicPartitioner.PartitionWriteOption partitionWriteOption, boolean expectedStatus) throws Exception {
    ApplicationWithPrograms app = deployApp(AppWithMapReduceUsingAvroDynamicPartitioner.class);
    final long now = System.currentTimeMillis();
    final Multimap<PartitionKey, GenericRecord> keyToRecordsMap = groupByPartitionKey(records, now);
    // write values to the input kvTable
    final KeyValueTable kvTable = datasetCache.getDataset(INPUT_DATASET);
    Transactions.createTransactionExecutor(txExecutorFactory, kvTable).execute(new TransactionExecutor.Subroutine() {

        @Override
        public void apply() {
            // the keys are not used; it matters that they're unique though
            for (int i = 0; i < records.size(); i++) {
                kvTable.write(Integer.toString(i), records.get(i).toString());
            }
        }
    });
    final PartitionedFileSet pfs = datasetCache.getDataset(OUTPUT_DATASET);
    if (precreatePartitions) {
        Transactions.createTransactionExecutor(txExecutorFactory, (TransactionAware) pfs).execute(new TransactionExecutor.Subroutine() {

            @Override
            public void apply() throws IOException {
                writeFile(pfs, createKey(now, 95111));
                writeFile(pfs, createKey(now, 98123));
                writeFile(pfs, createKey(now, 84125));
            }
        });
    }
    String allowConcurrencyKey = "dataset." + OUTPUT_DATASET + "." + PartitionedFileSetArguments.DYNAMIC_PARTITIONER_ALLOW_CONCURRENCY;
    // run the partition writer m/r with this output partition time
    Map<String, String> arguments = new HashMap<>();
    arguments.put(OUTPUT_PARTITION_KEY, Long.toString(now));
    arguments.put(allowConcurrencyKey, Boolean.toString(allowConcurrentWriters));
    if (partitionWriteOption != null) {
        arguments.put("partitionWriteOption", partitionWriteOption.name());
    }
    long startTime = System.currentTimeMillis();
    boolean status = runProgram(app, AppWithMapReduceUsingAvroDynamicPartitioner.DynamicPartitioningMapReduce.class, new BasicArguments(arguments));
    Assert.assertEquals(expectedStatus, status);
    if (!expectedStatus) {
        // if we expect the program to fail, no need to check the output data for expected results
        return;
    }
    // Verify notifications
    List<Notification> notifications = getDataNotifications(startTime);
    Assert.assertEquals(1, notifications.size());
    Assert.assertEquals(NamespaceId.DEFAULT.dataset(OUTPUT_DATASET), DatasetId.fromString(notifications.get(0).getProperties().get("datasetId")));
    // this should have created a partition in the pfs
    final Location pfsBaseLocation = pfs.getEmbeddedFileSet().getBaseLocation();
    Transactions.createTransactionExecutor(txExecutorFactory, (TransactionAware) pfs).execute(new TransactionExecutor.Subroutine() {

        @Override
        public void apply() throws IOException {
            Map<PartitionKey, PartitionDetail> partitions = new HashMap<>();
            for (PartitionDetail partition : pfs.getPartitions(null)) {
                partitions.put(partition.getPartitionKey(), partition);
                // check that the mapreduce wrote the output partition metadata to all the output partitions
                Assert.assertEquals(getExpectedMetadata(precreatePartitions, partitionWriteOption), partition.getMetadata().asMap());
                // if files were precreated, and the option is to append, expect the empty file to exist
                // if partition write option is configured to overwrite, then the file is expected to not exist
                Location preexistingFile = partition.getLocation().append("file");
                if (precreatePartitions && partitionWriteOption == DynamicPartitioner.PartitionWriteOption.CREATE_OR_APPEND) {
                    Assert.assertTrue(preexistingFile.exists());
                    try (InputStream inputStream = preexistingFile.getInputStream()) {
                        Assert.assertEquals(-1, inputStream.read());
                    }
                } else {
                    Assert.assertFalse(preexistingFile.exists());
                }
            }
            Assert.assertEquals(3, partitions.size());
            Assert.assertEquals(keyToRecordsMap.keySet(), partitions.keySet());
            // Check relative paths of the partitions. Also check that their location = pfs baseLocation + relativePath
            for (Map.Entry<PartitionKey, PartitionDetail> partitionKeyEntry : partitions.entrySet()) {
                PartitionDetail partitionDetail = partitionKeyEntry.getValue();
                String relativePath = partitionDetail.getRelativePath();
                int zip = (int) partitionKeyEntry.getKey().getField("zip");
                Assert.assertEquals(Long.toString(now) + Path.SEPARATOR + zip, relativePath);
                Assert.assertEquals(pfsBaseLocation.append(relativePath), partitionDetail.getLocation());
            }
            for (Map.Entry<PartitionKey, Collection<GenericRecord>> keyToRecordsEntry : keyToRecordsMap.asMap().entrySet()) {
                Set<GenericRecord> genericRecords = new HashSet<>(keyToRecordsEntry.getValue());
                Assert.assertEquals(genericRecords, readOutput(partitions.get(keyToRecordsEntry.getKey()).getLocation()));
            }
        }
    });
}

Example 19 with Notification

use of io.cdap.cdap.proto.Notification in project cdap by cdapio.

the class ProvisionerNotifier method publish.

private void publish(Map<String, String> properties) {
    final StoreRequest storeRequest = StoreRequestBuilder.of(topic).addPayload(GSON.toJson(new Notification(Notification.Type.PROGRAM_STATUS, properties))).build();
    Retries.supplyWithRetries(() -> {
        try {
            messagingService.publish(storeRequest);
        } catch (TopicNotFoundException e) {
            throw new RetryableException(e);
        } catch (IOException | AccessException e) {
            throw Throwables.propagate(e);
        }
        return null;
    }, retryStrategy);
}

Example 20 with Notification

use of io.cdap.cdap.proto.Notification in project cdap by cdapio.

the class JobQueueTable method addNotification.

@Override
public void addNotification(ProgramScheduleRecord record, Notification notification) throws IOException {
    boolean jobExists = false;
    ProgramSchedule schedule = record.getSchedule();
    // Only add notifications for enabled schedules
    if (record.getMeta().getStatus() != ProgramScheduleStatus.SCHEDULED) {
        return;
    }
    int nextGenerationId = 0;
    try (CloseableIterator<Job> jobs = getJobsForSchedule(schedule.getScheduleId())) {
        while (jobs.hasNext()) {
            Job job = jobs.next();
            if (job.getGenerationId() >= nextGenerationId) {
                nextGenerationId = job.getGenerationId() + 1;
            }
            if (job.getState() == Job.State.PENDING_TRIGGER) {
                // ConstraintCheckerService
                if (job.isToBeDeleted()) {
                    // ignore, it will be deleted by ConstraintCheckerService
                    continue;
                }
                long scheduleLastUpdated = record.getMeta().getLastUpdated();
                if (job.getScheduleLastUpdatedTime() != scheduleLastUpdated) {
                    // schedule has changed: this job is obsolete
                    writeJobObsolete(job, System.currentTimeMillis());
                } else if (System.currentTimeMillis() - job.getCreationTime() > job.getSchedule().getTimeoutMillis()) {
                    // job has timed out; mark it obsolete
                    writeJobObsolete(job, System.currentTimeMillis());
                } else {
                    jobExists = true;
                    addNotification(job, notification);
                    break;
                }
            }
        }
    }
    // if no job exists for the scheduleId, add a new job with the first notification
    if (!jobExists) {
        List<Notification> notifications = Collections.singletonList(notification);
        Job.State jobState = isTriggerSatisfied(schedule, notifications) ? Job.State.PENDING_CONSTRAINT : Job.State.PENDING_TRIGGER;
        writeJob(new SimpleJob(schedule, nextGenerationId, System.currentTimeMillis(), notifications, jobState, record.getMeta().getLastUpdated()));
    }
}