Examples with HiLoQueryLaningStrategy org.apache.druid.server.scheduling.HiLoQueryLaningStrategy used on opensource projects

Example 1 with HiLoQueryLaningStrategy

use of org.apache.druid.server.scheduling.HiLoQueryLaningStrategy in project druid by druid-io.

the class SqlResourceTest method setUp.

@Before
public void setUp() throws Exception {
    final QueryScheduler scheduler = new QueryScheduler(5, ManualQueryPrioritizationStrategy.INSTANCE, new HiLoQueryLaningStrategy(40), new ServerConfig()) {

        @Override
        public <T> Sequence<T> run(Query<?> query, Sequence<T> resultSequence) {
            return super.run(query, new LazySequence<T>(() -> {
                if (sleep) {
                    try {
                        // pretend to be a query that is waiting on results
                        Thread.sleep(500);
                    } catch (InterruptedException ignored) {
                    }
                }
                return resultSequence;
            }));
        }
    };
    executorService = MoreExecutors.listeningDecorator(Execs.multiThreaded(8, "test_sql_resource_%s"));
    walker = CalciteTests.createMockWalker(conglomerate, temporaryFolder.newFolder(), scheduler);
    final PlannerConfig plannerConfig = new PlannerConfig() {

        @Override
        public boolean shouldSerializeComplexValues() {
            return false;
        }
    };
    final DruidSchemaCatalog rootSchema = CalciteTests.createMockRootSchema(conglomerate, walker, plannerConfig, CalciteTests.TEST_AUTHORIZER_MAPPER);
    final DruidOperatorTable operatorTable = CalciteTests.createOperatorTable();
    final ExprMacroTable macroTable = CalciteTests.createExprMacroTable();
    req = EasyMock.createStrictMock(HttpServletRequest.class);
    EasyMock.expect(req.getRemoteAddr()).andReturn(null).once();
    EasyMock.expect(req.getAttribute(AuthConfig.DRUID_AUTHENTICATION_RESULT)).andReturn(CalciteTests.REGULAR_USER_AUTH_RESULT).anyTimes();
    EasyMock.expect(req.getAttribute(AuthConfig.DRUID_ALLOW_UNSECURED_PATH)).andReturn(null).anyTimes();
    EasyMock.expect(req.getAttribute(AuthConfig.DRUID_AUTHORIZATION_CHECKED)).andReturn(null).anyTimes();
    EasyMock.expect(req.getAttribute(AuthConfig.DRUID_AUTHENTICATION_RESULT)).andReturn(CalciteTests.REGULAR_USER_AUTH_RESULT).anyTimes();
    req.setAttribute(AuthConfig.DRUID_AUTHORIZATION_CHECKED, true);
    EasyMock.expectLastCall().anyTimes();
    EasyMock.expect(req.getAttribute(AuthConfig.DRUID_AUTHENTICATION_RESULT)).andReturn(CalciteTests.REGULAR_USER_AUTH_RESULT).anyTimes();
    EasyMock.replay(req);
    testRequestLogger = new TestRequestLogger();
    final PlannerFactory plannerFactory = new PlannerFactory(rootSchema, CalciteTests.createMockQueryMakerFactory(walker, conglomerate), operatorTable, macroTable, plannerConfig, CalciteTests.TEST_AUTHORIZER_MAPPER, CalciteTests.getJsonMapper(), CalciteTests.DRUID_SCHEMA_NAME);
    lifecycleManager = new SqlLifecycleManager() {

        @Override
        public void add(String sqlQueryId, SqlLifecycle lifecycle) {
            super.add(sqlQueryId, lifecycle);
            if (lifecycleAddLatch != null) {
                lifecycleAddLatch.countDown();
            }
        }
    };
    final ServiceEmitter emitter = new NoopServiceEmitter();
    sqlLifecycleFactory = new SqlLifecycleFactory(plannerFactory, emitter, testRequestLogger, scheduler) {

        @Override
        public SqlLifecycle factorize() {
            return new TestSqlLifecycle(plannerFactory, emitter, testRequestLogger, scheduler, System.currentTimeMillis(), System.nanoTime(), validateAndAuthorizeLatchSupplier, planLatchSupplier, executeLatchSupplier, sequenceMapFnSupplier);
        }
    };
    resource = new SqlResource(JSON_MAPPER, CalciteTests.TEST_AUTHORIZER_MAPPER, sqlLifecycleFactory, lifecycleManager, new ServerConfig());
}

Example 2 with HiLoQueryLaningStrategy

use of org.apache.druid.server.scheduling.HiLoQueryLaningStrategy in project druid by druid-io.

the class QueryResourceTest method testTooManyQueryInLane.

@Test(timeout = 10_000L)
public void testTooManyQueryInLane() throws InterruptedException {
    expectPermissiveHappyPathAuth();
    final CountDownLatch waitTwoStarted = new CountDownLatch(2);
    final CountDownLatch waitOneScheduled = new CountDownLatch(1);
    final CountDownLatch waitAllFinished = new CountDownLatch(3);
    final QueryScheduler scheduler = new QueryScheduler(40, ManualQueryPrioritizationStrategy.INSTANCE, new HiLoQueryLaningStrategy(2), new ServerConfig());
    createScheduledQueryResource(scheduler, ImmutableList.of(waitTwoStarted), ImmutableList.of(waitOneScheduled));
    assertResponseAndCountdownOrBlockForever(SIMPLE_TIMESERIES_QUERY_LOW_PRIORITY, waitAllFinished, response -> Assert.assertEquals(Response.Status.OK.getStatusCode(), response.getStatus()));
    waitOneScheduled.await();
    assertResponseAndCountdownOrBlockForever(SIMPLE_TIMESERIES_QUERY_LOW_PRIORITY, waitAllFinished, response -> {
        Assert.assertEquals(QueryCapacityExceededException.STATUS_CODE, response.getStatus());
        QueryCapacityExceededException ex;
        try {
            ex = jsonMapper.readValue((byte[]) response.getEntity(), QueryCapacityExceededException.class);
        } catch (IOException e) {
            throw new RuntimeException(e);
        }
        Assert.assertEquals(QueryCapacityExceededException.makeLaneErrorMessage(HiLoQueryLaningStrategy.LOW, 1), ex.getMessage());
        Assert.assertEquals(QueryCapacityExceededException.ERROR_CODE, ex.getErrorCode());
    });
    waitTwoStarted.await();
    assertResponseAndCountdownOrBlockForever(SIMPLE_TIMESERIES_QUERY, waitAllFinished, response -> Assert.assertEquals(Response.Status.OK.getStatusCode(), response.getStatus()));
    waitAllFinished.await();
}

Example 3 with HiLoQueryLaningStrategy

use of org.apache.druid.server.scheduling.HiLoQueryLaningStrategy in project druid by druid-io.

the class QueryResourceTest method testTooManyQueryInLaneImplicitFromDurationThreshold.

@Test(timeout = 10_000L)
public void testTooManyQueryInLaneImplicitFromDurationThreshold() throws InterruptedException {
    expectPermissiveHappyPathAuth();
    final CountDownLatch waitTwoStarted = new CountDownLatch(2);
    final CountDownLatch waitOneScheduled = new CountDownLatch(1);
    final CountDownLatch waitAllFinished = new CountDownLatch(3);
    final QueryScheduler scheduler = new QueryScheduler(40, new ThresholdBasedQueryPrioritizationStrategy(null, "P90D", null, null), new HiLoQueryLaningStrategy(1), new ServerConfig());
    createScheduledQueryResource(scheduler, ImmutableList.of(waitTwoStarted), ImmutableList.of(waitOneScheduled));
    assertResponseAndCountdownOrBlockForever(SIMPLE_TIMESERIES_QUERY, waitAllFinished, response -> Assert.assertEquals(Response.Status.OK.getStatusCode(), response.getStatus()));
    waitOneScheduled.await();
    assertResponseAndCountdownOrBlockForever(SIMPLE_TIMESERIES_QUERY, waitAllFinished, response -> {
        Assert.assertEquals(QueryCapacityExceededException.STATUS_CODE, response.getStatus());
        QueryCapacityExceededException ex;
        try {
            ex = jsonMapper.readValue((byte[]) response.getEntity(), QueryCapacityExceededException.class);
        } catch (IOException e) {
            throw new RuntimeException(e);
        }
        Assert.assertEquals(QueryCapacityExceededException.makeLaneErrorMessage(HiLoQueryLaningStrategy.LOW, 1), ex.getMessage());
        Assert.assertEquals(QueryCapacityExceededException.ERROR_CODE, ex.getErrorCode());
    });
    waitTwoStarted.await();
    assertResponseAndCountdownOrBlockForever(SIMPLE_TIMESERIES_QUERY_SMALLISH_INTERVAL, waitAllFinished, response -> Assert.assertEquals(Response.Status.OK.getStatusCode(), response.getStatus()));
    waitAllFinished.await();
}