Examples with QueryTimeoutException org.apache.druid.query.QueryTimeoutException used on opensource projects

Example 1 with QueryTimeoutException

use of org.apache.druid.query.QueryTimeoutException in project druid by druid-io.

the class SqlResource method doPost.

@POST
@Produces(MediaType.APPLICATION_JSON)
@Consumes(MediaType.APPLICATION_JSON)
public Response doPost(final SqlQuery sqlQuery, @Context final HttpServletRequest req) throws IOException {
    final SqlLifecycle lifecycle = sqlLifecycleFactory.factorize();
    final String sqlQueryId = lifecycle.initialize(sqlQuery.getQuery(), sqlQuery.getContext());
    final String remoteAddr = req.getRemoteAddr();
    final String currThreadName = Thread.currentThread().getName();
    try {
        Thread.currentThread().setName(StringUtils.format("sql[%s]", sqlQueryId));
        lifecycle.setParameters(sqlQuery.getParameterList());
        lifecycle.validateAndAuthorize(req);
        // must add after lifecycle is authorized
        sqlLifecycleManager.add(sqlQueryId, lifecycle);
        lifecycle.plan();
        final SqlRowTransformer rowTransformer = lifecycle.createRowTransformer();
        final Sequence<Object[]> sequence = lifecycle.execute();
        final Yielder<Object[]> yielder0 = Yielders.each(sequence);
        try {
            final Response.ResponseBuilder responseBuilder = Response.ok((StreamingOutput) outputStream -> {
                Exception e = null;
                CountingOutputStream os = new CountingOutputStream(outputStream);
                Yielder<Object[]> yielder = yielder0;
                try (final ResultFormat.Writer writer = sqlQuery.getResultFormat().createFormatter(os, jsonMapper)) {
                    writer.writeResponseStart();
                    if (sqlQuery.includeHeader()) {
                        writer.writeHeader(rowTransformer.getRowType(), sqlQuery.includeTypesHeader(), sqlQuery.includeSqlTypesHeader());
                    }
                    while (!yielder.isDone()) {
                        final Object[] row = yielder.get();
                        writer.writeRowStart();
                        for (int i = 0; i < rowTransformer.getFieldList().size(); i++) {
                            final Object value = rowTransformer.transform(row, i);
                            writer.writeRowField(rowTransformer.getFieldList().get(i), value);
                        }
                        writer.writeRowEnd();
                        yielder = yielder.next(null);
                    }
                    writer.writeResponseEnd();
                } catch (Exception ex) {
                    e = ex;
                    log.error(ex, "Unable to send SQL response [%s]", sqlQueryId);
                    throw new RuntimeException(ex);
                } finally {
                    yielder.close();
                    endLifecycle(sqlQueryId, lifecycle, e, remoteAddr, os.getCount());
                }
            }).header(SQL_QUERY_ID_RESPONSE_HEADER, sqlQueryId);
            if (sqlQuery.includeHeader()) {
                responseBuilder.header(SQL_HEADER_RESPONSE_HEADER, SQL_HEADER_VALUE);
            }
            return responseBuilder.build();
        } catch (Throwable e) {
            // make sure to close yielder if anything happened before starting to serialize the response.
            yielder0.close();
            throw new RuntimeException(e);
        }
    } catch (QueryCapacityExceededException cap) {
        endLifecycle(sqlQueryId, lifecycle, cap, remoteAddr, -1);
        return buildNonOkResponse(QueryCapacityExceededException.STATUS_CODE, cap, sqlQueryId);
    } catch (QueryUnsupportedException unsupported) {
        endLifecycle(sqlQueryId, lifecycle, unsupported, remoteAddr, -1);
        return buildNonOkResponse(QueryUnsupportedException.STATUS_CODE, unsupported, sqlQueryId);
    } catch (QueryTimeoutException timeout) {
        endLifecycle(sqlQueryId, lifecycle, timeout, remoteAddr, -1);
        return buildNonOkResponse(QueryTimeoutException.STATUS_CODE, timeout, sqlQueryId);
    } catch (SqlPlanningException | ResourceLimitExceededException e) {
        endLifecycle(sqlQueryId, lifecycle, e, remoteAddr, -1);
        return buildNonOkResponse(BadQueryException.STATUS_CODE, e, sqlQueryId);
    } catch (ForbiddenException e) {
        endLifecycleWithoutEmittingMetrics(sqlQueryId, lifecycle);
        throw (ForbiddenException) serverConfig.getErrorResponseTransformStrategy().transformIfNeeded(// let ForbiddenExceptionMapper handle this
        e);
    } catch (RelOptPlanner.CannotPlanException e) {
        endLifecycle(sqlQueryId, lifecycle, e, remoteAddr, -1);
        SqlPlanningException spe = new SqlPlanningException(SqlPlanningException.PlanningError.UNSUPPORTED_SQL_ERROR, e.getMessage());
        return buildNonOkResponse(BadQueryException.STATUS_CODE, spe, sqlQueryId);
    }// calcite throws a java.lang.AssertionError which is type error not exception. using throwable will catch all
     catch (Throwable e) {
        log.warn(e, "Failed to handle query: %s", sqlQuery);
        endLifecycle(sqlQueryId, lifecycle, e, remoteAddr, -1);
        return buildNonOkResponse(Status.INTERNAL_SERVER_ERROR.getStatusCode(), QueryInterruptedException.wrapIfNeeded(e), sqlQueryId);
    } finally {
        Thread.currentThread().setName(currThreadName);
    }
}

Example 2 with QueryTimeoutException

use of org.apache.druid.query.QueryTimeoutException in project druid by druid-io.

the class ScanQueryRunnerTest method testScanQueryTimeout.

@Test
public void testScanQueryTimeout() {
    ScanQuery query = newTestQuery().intervals(I_0112_0114).virtualColumns(EXPR_COLUMN).context(ImmutableMap.of(QueryContexts.TIMEOUT_KEY, 1)).build();
    ResponseContext responseContext = DefaultResponseContext.createEmpty();
    responseContext.putTimeoutTime(System.currentTimeMillis());
    try {
        runner.run(QueryPlus.wrap(query), responseContext).toList();
        Assert.fail("didn't timeout");
    } catch (RuntimeException e) {
        Assert.assertTrue(e instanceof QueryTimeoutException);
        Assert.assertEquals("Query timeout", ((QueryTimeoutException) e).getErrorCode());
    }
}

Example 3 with QueryTimeoutException

use of org.apache.druid.query.QueryTimeoutException in project druid by druid-io.

the class DirectDruidClientTest method testQueryTimeoutBeforeFuture.

@Test
public void testQueryTimeoutBeforeFuture() throws IOException, InterruptedException {
    SettableFuture<Object> timeoutFuture = SettableFuture.create();
    Capture<Request> capturedRequest = EasyMock.newCapture();
    final String queryId = "timeout-before-future";
    EasyMock.expect(httpClient.go(EasyMock.capture(capturedRequest), EasyMock.<HttpResponseHandler>anyObject(), EasyMock.anyObject(Duration.class))).andReturn(timeoutFuture).anyTimes();
    EasyMock.replay(httpClient);
    TimeBoundaryQuery query = Druids.newTimeBoundaryQueryBuilder().dataSource("test").build();
    query = query.withOverriddenContext(ImmutableMap.of(DirectDruidClient.QUERY_FAIL_TIME, System.currentTimeMillis() + 250, "queryId", queryId));
    Sequence results = client.run(QueryPlus.wrap(query));
    // incomplete result set
    PipedInputStream in = new PipedInputStream();
    final PipedOutputStream out = new PipedOutputStream(in);
    timeoutFuture.set(in);
    QueryTimeoutException actualException = null;
    try {
        out.write(StringUtils.toUtf8("[{\"timestamp\":\"2014-01-01T01:02:03Z\"}"));
        Thread.sleep(250);
        out.write(StringUtils.toUtf8("]"));
        out.close();
        results.toList();
    } catch (QueryTimeoutException e) {
        actualException = e;
    }
    Assert.assertNotNull(actualException);
    Assert.assertEquals("Query timeout", actualException.getErrorCode());
    Assert.assertEquals("url[http://localhost:8080/druid/v2/] timed out", actualException.getMessage());
    Assert.assertEquals(hostName, actualException.getHost());
    EasyMock.verify(httpClient);
}

Example 4 with QueryTimeoutException

use of org.apache.druid.query.QueryTimeoutException in project druid by druid-io.

the class QueryResourceTest method testQueryTimeoutException.

@Test
public void testQueryTimeoutException() throws Exception {
    final QuerySegmentWalker timeoutSegmentWalker = new QuerySegmentWalker() {

        @Override
        public <T> QueryRunner<T> getQueryRunnerForIntervals(Query<T> query, Iterable<Interval> intervals) {
            throw new QueryTimeoutException();
        }

        @Override
        public <T> QueryRunner<T> getQueryRunnerForSegments(Query<T> query, Iterable<SegmentDescriptor> specs) {
            return getQueryRunnerForIntervals(null, null);
        }
    };
    final QueryResource timeoutQueryResource = new QueryResource(new QueryLifecycleFactory(WAREHOUSE, timeoutSegmentWalker, new DefaultGenericQueryMetricsFactory(), new NoopServiceEmitter(), testRequestLogger, new AuthConfig(), AuthTestUtils.TEST_AUTHORIZER_MAPPER, Suppliers.ofInstance(new DefaultQueryConfig(ImmutableMap.of()))), jsonMapper, jsonMapper, queryScheduler, new AuthConfig(), null, ResponseContextConfig.newConfig(true), DRUID_NODE);
    expectPermissiveHappyPathAuth();
    Response response = timeoutQueryResource.doPost(new ByteArrayInputStream(SIMPLE_TIMESERIES_QUERY.getBytes(StandardCharsets.UTF_8)), null, /*pretty*/
    testServletRequest);
    Assert.assertNotNull(response);
    Assert.assertEquals(QueryTimeoutException.STATUS_CODE, response.getStatus());
    QueryTimeoutException ex;
    try {
        ex = jsonMapper.readValue((byte[]) response.getEntity(), QueryTimeoutException.class);
    } catch (IOException e) {
        throw new RuntimeException(e);
    }
    Assert.assertEquals("Query Timed Out!", ex.getMessage());
    Assert.assertEquals(QueryTimeoutException.ERROR_CODE, ex.getErrorCode());
    Assert.assertEquals(1, timeoutQueryResource.getTimedOutQueryCount());
}

Example 5 with QueryTimeoutException

use of org.apache.druid.query.QueryTimeoutException in project druid by druid-io.

the class QueryResource method doPost.

@POST
@Produces({ MediaType.APPLICATION_JSON, SmileMediaTypes.APPLICATION_JACKSON_SMILE })
@Consumes({ MediaType.APPLICATION_JSON, SmileMediaTypes.APPLICATION_JACKSON_SMILE, APPLICATION_SMILE })
public Response doPost(final InputStream in, @QueryParam("pretty") final String pretty, // used to get request content-type,Accept header, remote address and auth-related headers
@Context final HttpServletRequest req) throws IOException {
    final QueryLifecycle queryLifecycle = queryLifecycleFactory.factorize();
    Query<?> query = null;
    final ResourceIOReaderWriter ioReaderWriter = createResourceIOReaderWriter(req, pretty != null);
    final String currThreadName = Thread.currentThread().getName();
    try {
        queryLifecycle.initialize(readQuery(req, in, ioReaderWriter));
        query = queryLifecycle.getQuery();
        final String queryId = query.getId();
        final String queryThreadName = StringUtils.format("%s[%s_%s_%s]", currThreadName, query.getType(), query.getDataSource().getTableNames(), queryId);
        Thread.currentThread().setName(queryThreadName);
        if (log.isDebugEnabled()) {
            log.debug("Got query [%s]", query);
        }
        final Access authResult = queryLifecycle.authorize(req);
        if (!authResult.isAllowed()) {
            throw new ForbiddenException(authResult.toString());
        }
        final QueryLifecycle.QueryResponse queryResponse = queryLifecycle.execute();
        final Sequence<?> results = queryResponse.getResults();
        final ResponseContext responseContext = queryResponse.getResponseContext();
        final String prevEtag = getPreviousEtag(req);
        if (prevEtag != null && prevEtag.equals(responseContext.getEntityTag())) {
            queryLifecycle.emitLogsAndMetrics(null, req.getRemoteAddr(), -1);
            successfulQueryCount.incrementAndGet();
            return Response.notModified().build();
        }
        final Yielder<?> yielder = Yielders.each(results);
        try {
            boolean shouldFinalize = QueryContexts.isFinalize(query, true);
            boolean serializeDateTimeAsLong = QueryContexts.isSerializeDateTimeAsLong(query, false) || (!shouldFinalize && QueryContexts.isSerializeDateTimeAsLongInner(query, false));
            final ObjectWriter jsonWriter = ioReaderWriter.getResponseWriter().newOutputWriter(queryLifecycle.getToolChest(), queryLifecycle.getQuery(), serializeDateTimeAsLong);
            Response.ResponseBuilder responseBuilder = Response.ok(new StreamingOutput() {

                @Override
                public void write(OutputStream outputStream) throws WebApplicationException {
                    Exception e = null;
                    CountingOutputStream os = new CountingOutputStream(outputStream);
                    try {
                        // json serializer will always close the yielder
                        jsonWriter.writeValue(os, yielder);
                        // Some types of OutputStream suppress flush errors in the .close() method.
                        os.flush();
                        os.close();
                    } catch (Exception ex) {
                        e = ex;
                        log.noStackTrace().error(ex, "Unable to send query response.");
                        throw new RuntimeException(ex);
                    } finally {
                        Thread.currentThread().setName(currThreadName);
                        queryLifecycle.emitLogsAndMetrics(e, req.getRemoteAddr(), os.getCount());
                        if (e == null) {
                            successfulQueryCount.incrementAndGet();
                        } else {
                            failedQueryCount.incrementAndGet();
                        }
                    }
                }
            }, ioReaderWriter.getResponseWriter().getResponseType()).header("X-Druid-Query-Id", queryId);
            transferEntityTag(responseContext, responseBuilder);
            DirectDruidClient.removeMagicResponseContextFields(responseContext);
            // Limit the response-context header, see https://github.com/apache/druid/issues/2331
            // Note that Response.ResponseBuilder.header(String key,Object value).build() calls value.toString()
            // and encodes the string using ASCII, so 1 char is = 1 byte
            final ResponseContext.SerializationResult serializationResult = responseContext.serializeWith(jsonMapper, responseContextConfig.getMaxResponseContextHeaderSize());
            if (serializationResult.isTruncated()) {
                final String logToPrint = StringUtils.format("Response Context truncated for id [%s]. Full context is [%s].", queryId, serializationResult.getFullResult());
                if (responseContextConfig.shouldFailOnTruncatedResponseContext()) {
                    log.error(logToPrint);
                    throw new QueryInterruptedException(new TruncatedResponseContextException("Serialized response context exceeds the max size[%s]", responseContextConfig.getMaxResponseContextHeaderSize()), selfNode.getHostAndPortToUse());
                } else {
                    log.warn(logToPrint);
                }
            }
            return responseBuilder.header(HEADER_RESPONSE_CONTEXT, serializationResult.getResult()).build();
        } catch (QueryException e) {
            // make sure to close yielder if anything happened before starting to serialize the response.
            yielder.close();
            throw e;
        } catch (Exception e) {
            // make sure to close yielder if anything happened before starting to serialize the response.
            yielder.close();
            throw new RuntimeException(e);
        } finally {
        // do not close yielder here, since we do not want to close the yielder prior to
        // StreamingOutput having iterated over all the results
        }
    } catch (QueryInterruptedException e) {
        interruptedQueryCount.incrementAndGet();
        queryLifecycle.emitLogsAndMetrics(e, req.getRemoteAddr(), -1);
        return ioReaderWriter.getResponseWriter().gotError(e);
    } catch (QueryTimeoutException timeout) {
        timedOutQueryCount.incrementAndGet();
        queryLifecycle.emitLogsAndMetrics(timeout, req.getRemoteAddr(), -1);
        return ioReaderWriter.getResponseWriter().gotTimeout(timeout);
    } catch (QueryCapacityExceededException cap) {
        failedQueryCount.incrementAndGet();
        queryLifecycle.emitLogsAndMetrics(cap, req.getRemoteAddr(), -1);
        return ioReaderWriter.getResponseWriter().gotLimited(cap);
    } catch (QueryUnsupportedException unsupported) {
        failedQueryCount.incrementAndGet();
        queryLifecycle.emitLogsAndMetrics(unsupported, req.getRemoteAddr(), -1);
        return ioReaderWriter.getResponseWriter().gotUnsupported(unsupported);
    } catch (BadJsonQueryException | ResourceLimitExceededException e) {
        interruptedQueryCount.incrementAndGet();
        queryLifecycle.emitLogsAndMetrics(e, req.getRemoteAddr(), -1);
        return ioReaderWriter.getResponseWriter().gotBadQuery(e);
    } catch (ForbiddenException e) {
        // send an error response if this is thrown.
        throw e;
    } catch (Exception e) {
        failedQueryCount.incrementAndGet();
        queryLifecycle.emitLogsAndMetrics(e, req.getRemoteAddr(), -1);
        log.noStackTrace().makeAlert(e, "Exception handling request").addData("query", query != null ? jsonMapper.writeValueAsString(query) : "unparseable query").addData("peer", req.getRemoteAddr()).emit();
        return ioReaderWriter.getResponseWriter().gotError(e);
    } finally {
        Thread.currentThread().setName(currThreadName);
    }
}