Examples with IAE io.druid.java.util.common.IAE used on opensource projects

Example 16 with IAE

use of io.druid.java.util.common.IAE in project druid by druid-io.

the class Expressions method toMillisLiteral.

/**
   * Translates "literal" (a TIMESTAMP or DATE literal) to milliseconds since the epoch using the provided
   * session time zone.
   *
   * @param literal  TIMESTAMP or DATE literal
   * @param timeZone session time zone
   *
   * @return milliseconds time
   */
public static long toMillisLiteral(final RexNode literal, final DateTimeZone timeZone) {
    final SqlTypeName typeName = literal.getType().getSqlTypeName();
    if (literal.getKind() != SqlKind.LITERAL || (typeName != SqlTypeName.TIMESTAMP && typeName != SqlTypeName.DATE)) {
        throw new IAE("Expected TIMESTAMP or DATE literal but got[%s:%s]", literal.getKind(), typeName);
    }
    final Calendar calendar = (Calendar) RexLiteral.value(literal);
    return Calcites.calciteTimestampToJoda(calendar.getTimeInMillis(), timeZone).getMillis();
}

Example 17 with IAE

use of io.druid.java.util.common.IAE in project druid by druid-io.

the class KafkaIndexTaskClient method submitRequest.

private FullResponseHolder submitRequest(String id, HttpMethod method, String pathSuffix, String query, byte[] content, boolean retry) {
    final RetryPolicy retryPolicy = retryPolicyFactory.makeRetryPolicy();
    while (true) {
        FullResponseHolder response = null;
        Request request = null;
        TaskLocation location = TaskLocation.unknown();
        String path = String.format("%s/%s/%s", BASE_PATH, id, pathSuffix);
        Optional<TaskStatus> status = taskInfoProvider.getTaskStatus(id);
        if (!status.isPresent() || !status.get().isRunnable()) {
            throw new TaskNotRunnableException(String.format("Aborting request because task [%s] is not runnable", id));
        }
        try {
            location = taskInfoProvider.getTaskLocation(id);
            if (location.equals(TaskLocation.unknown())) {
                throw new NoTaskLocationException(String.format("No TaskLocation available for task [%s]", id));
            }
            // Netty throws some annoying exceptions if a connection can't be opened, which happens relatively frequently
            // for tasks that happen to still be starting up, so test the connection first to keep the logs clean.
            checkConnection(location.getHost(), location.getPort());
            try {
                URI serviceUri = new URI("http", null, location.getHost(), location.getPort(), path, query, null);
                request = new Request(method, serviceUri.toURL());
                // used to validate that we are talking to the correct worker
                request.addHeader(ChatHandlerResource.TASK_ID_HEADER, id);
                if (content.length > 0) {
                    request.setContent(MediaType.APPLICATION_JSON, content);
                }
                log.debug("HTTP %s: %s", method.getName(), serviceUri.toString());
                response = httpClient.go(request, new FullResponseHandler(Charsets.UTF_8), httpTimeout).get();
            } catch (Exception e) {
                Throwables.propagateIfInstanceOf(e.getCause(), IOException.class);
                Throwables.propagateIfInstanceOf(e.getCause(), ChannelException.class);
                throw Throwables.propagate(e);
            }
            int responseCode = response.getStatus().getCode();
            if (responseCode / 100 == 2) {
                return response;
            } else if (responseCode == 400) {
                // don't bother retrying if it's a bad request
                throw new IAE("Received 400 Bad Request with body: %s", response.getContent());
            } else {
                throw new IOException(String.format("Received status [%d]", responseCode));
            }
        } catch (IOException | ChannelException e) {
            // Since workers are free to move tasks around to different ports, there is a chance that a task may have been
            // moved but our view of its location has not been updated yet from ZK. To detect this case, we send a header
            // identifying our expected recipient in the request; if this doesn't correspond to the worker we messaged, the
            // worker will return an HTTP 404 with its ID in the response header. If we get a mismatching task ID, then
            // we will wait for a short period then retry the request indefinitely, expecting the task's location to
            // eventually be updated.
            final Duration delay;
            if (response != null && response.getStatus().equals(HttpResponseStatus.NOT_FOUND)) {
                String headerId = response.getResponse().headers().get(ChatHandlerResource.TASK_ID_HEADER);
                if (headerId != null && !headerId.equals(id)) {
                    log.warn("Expected worker to have taskId [%s] but has taskId [%s], will retry in [%d]s", id, headerId, TASK_MISMATCH_RETRY_DELAY_SECONDS);
                    delay = Duration.standardSeconds(TASK_MISMATCH_RETRY_DELAY_SECONDS);
                } else {
                    delay = retryPolicy.getAndIncrementRetryDelay();
                }
            } else {
                delay = retryPolicy.getAndIncrementRetryDelay();
            }
            String urlForLog = (request != null ? request.getUrl().toString() : String.format("http://%s:%d%s", location.getHost(), location.getPort(), path));
            if (!retry) {
                // if retry=false, we probably aren't too concerned if the operation doesn't succeed (i.e. the request was
                // for informational purposes only) so don't log a scary stack trace
                log.info("submitRequest failed for [%s], with message [%s]", urlForLog, e.getMessage());
                Throwables.propagate(e);
            } else if (delay == null) {
                log.warn(e, "Retries exhausted for [%s], last exception:", urlForLog);
                Throwables.propagate(e);
            } else {
                try {
                    final long sleepTime = delay.getMillis();
                    log.debug("Bad response HTTP [%s] from [%s]; will try again in [%s] (body/exception: [%s])", (response != null ? response.getStatus().getCode() : "no response"), urlForLog, new Duration(sleepTime).toString(), (response != null ? response.getContent() : e.getMessage()));
                    Thread.sleep(sleepTime);
                } catch (InterruptedException e2) {
                    Throwables.propagate(e2);
                }
            }
        } catch (NoTaskLocationException e) {
            log.info("No TaskLocation available for task [%s], this task may not have been assigned to a worker yet or " + "may have already completed", id);
            throw e;
        } catch (Exception e) {
            log.warn(e, "Exception while sending request");
            throw e;
        }
    }
}

Example 18 with IAE

use of io.druid.java.util.common.IAE in project druid by druid-io.

the class KafkaSupervisor method resetInternal.

@VisibleForTesting
void resetInternal(DataSourceMetadata dataSourceMetadata) {
    if (dataSourceMetadata == null) {
        // Reset everything
        boolean result = indexerMetadataStorageCoordinator.deleteDataSourceMetadata(dataSource);
        log.info("Reset dataSource[%s] - dataSource metadata entry deleted? [%s]", dataSource, result);
        killTaskGroupForPartitions(JavaCompatUtils.keySet(taskGroups));
    } else if (!(dataSourceMetadata instanceof KafkaDataSourceMetadata)) {
        throw new IAE("Expected KafkaDataSourceMetadata but found instance of [%s]", dataSourceMetadata.getClass());
    } else {
        // Reset only the partitions in dataSourceMetadata if it has not been reset yet
        final KafkaDataSourceMetadata resetKafkaMetadata = (KafkaDataSourceMetadata) dataSourceMetadata;
        if (resetKafkaMetadata.getKafkaPartitions().getTopic().equals(ioConfig.getTopic())) {
            // metadata can be null
            final DataSourceMetadata metadata = indexerMetadataStorageCoordinator.getDataSourceMetadata(dataSource);
            if (metadata != null && !(metadata instanceof KafkaDataSourceMetadata)) {
                throw new IAE("Expected KafkaDataSourceMetadata from metadata store but found instance of [%s]", metadata.getClass());
            }
            final KafkaDataSourceMetadata currentMetadata = (KafkaDataSourceMetadata) metadata;
            // defend against consecutive reset requests from replicas
            // as well as the case where the metadata store do not have an entry for the reset partitions
            boolean doReset = false;
            for (Map.Entry<Integer, Long> resetPartitionOffset : resetKafkaMetadata.getKafkaPartitions().getPartitionOffsetMap().entrySet()) {
                final Long partitionOffsetInMetadataStore = currentMetadata == null ? null : currentMetadata.getKafkaPartitions().getPartitionOffsetMap().get(resetPartitionOffset.getKey());
                final TaskGroup partitionTaskGroup = taskGroups.get(getTaskGroupIdForPartition(resetPartitionOffset.getKey()));
                if (partitionOffsetInMetadataStore != null || (partitionTaskGroup != null && partitionTaskGroup.partitionOffsets.get(resetPartitionOffset.getKey()).equals(resetPartitionOffset.getValue()))) {
                    doReset = true;
                    break;
                }
            }
            if (!doReset) {
                return;
            }
            boolean metadataUpdateSuccess = false;
            if (currentMetadata == null) {
                metadataUpdateSuccess = true;
            } else {
                final DataSourceMetadata newMetadata = currentMetadata.minus(resetKafkaMetadata);
                try {
                    metadataUpdateSuccess = indexerMetadataStorageCoordinator.resetDataSourceMetadata(dataSource, newMetadata);
                } catch (IOException e) {
                    log.error("Resetting DataSourceMetadata failed [%s]", e.getMessage());
                    Throwables.propagate(e);
                }
            }
            if (metadataUpdateSuccess) {
                killTaskGroupForPartitions(JavaCompatUtils.keySet(resetKafkaMetadata.getKafkaPartitions().getPartitionOffsetMap()));
            } else {
                throw new ISE("Unable to reset metadata");
            }
        } else {
            log.warn("Reset metadata topic [%s] and supervisor's topic [%s] do not match", resetKafkaMetadata.getKafkaPartitions().getTopic(), ioConfig.getTopic());
        }
    }
}

Example 19 with IAE

use of io.druid.java.util.common.IAE in project druid by druid-io.

the class AppenderatorImpl method add.

@Override
public int add(final SegmentIdentifier identifier, final InputRow row, final Supplier<Committer> committerSupplier) throws IndexSizeExceededException, SegmentNotWritableException {
    if (!identifier.getDataSource().equals(schema.getDataSource())) {
        throw new IAE("Expected dataSource[%s] but was asked to insert row for dataSource[%s]?!", schema.getDataSource(), identifier.getDataSource());
    }
    final Sink sink = getOrCreateSink(identifier);
    metrics.reportMessageMaxTimestamp(row.getTimestampFromEpoch());
    final int sinkRowsInMemoryBeforeAdd = sink.getNumRowsInMemory();
    final int sinkRowsInMemoryAfterAdd;
    try {
        sinkRowsInMemoryAfterAdd = sink.add(row);
    } catch (IndexSizeExceededException e) {
        // Uh oh, we can't do anything about this! We can't persist (commit metadata would be out of sync) and we
        // can't add the row (it just failed). This should never actually happen, though, because we check
        // sink.canAddRow after returning from add.
        log.error(e, "Sink for segment[%s] was unexpectedly full!", identifier);
        throw e;
    }
    if (sinkRowsInMemoryAfterAdd < 0) {
        throw new SegmentNotWritableException("Attempt to add row to swapped-out sink for segment[%s].", identifier);
    }
    rowsCurrentlyInMemory.addAndGet(sinkRowsInMemoryAfterAdd - sinkRowsInMemoryBeforeAdd);
    if (!sink.canAppendRow() || System.currentTimeMillis() > nextFlush || rowsCurrentlyInMemory.get() >= tuningConfig.getMaxRowsInMemory()) {
        // persistAll clears rowsCurrentlyInMemory, no need to update it.
        persistAll(committerSupplier.get());
    }
    return sink.getNumRows();
}

Example 20 with IAE

use of io.druid.java.util.common.IAE in project druid by druid-io.

the class IndexingServiceClient method mergeSegments.

public void mergeSegments(List<DataSegment> segments) {
    final Iterator<DataSegment> segmentsIter = segments.iterator();
    if (!segmentsIter.hasNext()) {
        return;
    }
    final String dataSource = segmentsIter.next().getDataSource();
    while (segmentsIter.hasNext()) {
        DataSegment next = segmentsIter.next();
        if (!dataSource.equals(next.getDataSource())) {
            throw new IAE("Cannot merge segments of different dataSources[%s] and [%s]", dataSource, next.getDataSource());
        }
    }
    runQuery(new ClientAppendQuery(dataSource, segments));
}