Examples with CapturedTimeout com.datastax.oss.driver.internal.core.util.concurrent.CapturingTimer.CapturedTimeout used on opensource projects

Example 6 with CapturedTimeout

use of com.datastax.oss.driver.internal.core.util.concurrent.CapturingTimer.CapturedTimeout in project java-driver by datastax.

the class ContinuousGraphRequestHandlerSpeculativeExecutionTest method should_stop_retrying_other_executions_if_result_complete.

@Test
@UseDataProvider(location = DseTestDataProviders.class, value = "idempotentGraphConfig")
public void should_stop_retrying_other_executions_if_result_complete(boolean defaultIdempotence, GraphStatement<?> statement) throws Exception {
    GraphRequestHandlerTestHarness.Builder harnessBuilder = GraphRequestHandlerTestHarness.builder().withDefaultIdempotence(defaultIdempotence);
    PoolBehavior node1Behavior = harnessBuilder.customBehavior(node1);
    PoolBehavior node2Behavior = harnessBuilder.customBehavior(node2);
    PoolBehavior node3Behavior = harnessBuilder.customBehavior(node3);
    try (GraphRequestHandlerTestHarness harness = harnessBuilder.build()) {
        SpeculativeExecutionPolicy speculativeExecutionPolicy = harness.getContext().getSpeculativeExecutionPolicy(DriverExecutionProfile.DEFAULT_NAME);
        long firstExecutionDelay = 100L;
        when(speculativeExecutionPolicy.nextExecution(any(Node.class), eq(null), eq(statement), eq(1))).thenReturn(firstExecutionDelay);
        GraphBinaryModule module = createGraphBinaryModule(harness.getContext());
        CompletionStage<AsyncGraphResultSet> resultSetFuture = new ContinuousGraphRequestHandler(statement, harness.getSession(), harness.getContext(), "test", module, graphSupportChecker).handle();
        node1Behavior.verifyWrite();
        node1Behavior.setWriteSuccess();
        // next scheduled timeout should be the first speculative execution. Get it and run it.
        CapturedTimeout speculativeExecution1 = harness.nextScheduledTimeout();
        assertThat(speculativeExecution1.getDelay(TimeUnit.MILLISECONDS)).isEqualTo(firstExecutionDelay);
        speculativeExecution1.task().run(speculativeExecution1);
        node2Behavior.verifyWrite();
        node2Behavior.setWriteSuccess();
        // Complete the request from the initial execution
        node1Behavior.setResponseSuccess(defaultDseFrameOf(singleGraphRow(GraphProtocol.GRAPH_BINARY_1_0, module)));
        assertThatStage(resultSetFuture).isSuccess();
        // node2 replies with a response that would trigger a RETRY_NEXT if the request was still
        // running
        node2Behavior.setResponseSuccess(defaultDseFrameOf(new Error(ProtocolConstants.ErrorCode.IS_BOOTSTRAPPING, "mock message")));
        // The speculative execution should not move to node3 because it is stopped
        node3Behavior.verifyNoWrite();
    }
}

Example 7 with CapturedTimeout

use of com.datastax.oss.driver.internal.core.util.concurrent.CapturingTimer.CapturedTimeout in project java-driver by datastax.

the class ContinuousCqlRequestHandlerTest method should_time_out_if_other_page_takes_too_long.

@Test
@UseDataProvider(value = "allDseProtocolVersions", location = DseTestDataProviders.class)
public void should_time_out_if_other_page_takes_too_long(DseProtocolVersion version) throws Exception {
    RequestHandlerTestHarness.Builder builder = continuousHarnessBuilder().withProtocolVersion(version);
    PoolBehavior node1Behavior = builder.customBehavior(node1);
    try (RequestHandlerTestHarness harness = builder.build()) {
        CompletionStage<ContinuousAsyncResultSet> page1Future = new ContinuousCqlRequestHandler(UNDEFINED_IDEMPOTENCE_STATEMENT, harness.getSession(), harness.getContext(), "test").handle();
        // mark the initial request as successful, which should schedule a timeout for the first page
        node1Behavior.setWriteSuccess();
        CapturedTimeout page1Timeout = harness.nextScheduledTimeout();
        assertThat(page1Timeout.getDelay(TimeUnit.NANOSECONDS)).isEqualTo(TIMEOUT_FIRST_PAGE.toNanos());
        // the server replies with page 1, the corresponding timeout should be cancelled
        node1Behavior.setResponseSuccess(defaultFrameOf(DseTestFixtures.tenDseRows(1, false)));
        assertThat(page1Timeout.isCancelled()).isTrue();
        // request page 2, the queue is empty so this should request more pages and schedule another
        // timeout
        ContinuousAsyncResultSet page1 = CompletableFutures.getUninterruptibly(page1Future);
        CompletionStage<ContinuousAsyncResultSet> page2Future = page1.fetchNextPage();
        CapturedTimeout page2Timeout = harness.nextScheduledTimeout();
        assertThat(page2Timeout.getDelay(TimeUnit.NANOSECONDS)).isEqualTo(TIMEOUT_OTHER_PAGES.toNanos());
        page2Timeout.task().run(page2Timeout);
        assertThatStage(page2Future).isFailed(t -> assertThat(t).isInstanceOf(DriverTimeoutException.class).hasMessageContaining("Timed out waiting for page 2"));
    }
}

Example 8 with CapturedTimeout

use of com.datastax.oss.driver.internal.core.util.concurrent.CapturingTimer.CapturedTimeout in project java-driver by datastax.

the class ContinuousCqlRequestHandlerTest method should_time_out_if_first_page_takes_too_long.

@Test
@UseDataProvider(value = "allDseProtocolVersions", location = DseTestDataProviders.class)
public void should_time_out_if_first_page_takes_too_long(DseProtocolVersion version) throws Exception {
    RequestHandlerTestHarness.Builder builder = continuousHarnessBuilder().withProtocolVersion(version);
    PoolBehavior node1Behavior = builder.customBehavior(node1);
    try (RequestHandlerTestHarness harness = builder.build()) {
        CompletionStage<ContinuousAsyncResultSet> resultSetFuture = new ContinuousCqlRequestHandler(UNDEFINED_IDEMPOTENCE_STATEMENT, harness.getSession(), harness.getContext(), "test").handle();
        // mark the initial request as successful, which should schedule a timeout for the first page
        node1Behavior.setWriteSuccess();
        CapturedTimeout page1Timeout = harness.nextScheduledTimeout();
        assertThat(page1Timeout.getDelay(TimeUnit.NANOSECONDS)).isEqualTo(TIMEOUT_FIRST_PAGE.toNanos());
        page1Timeout.task().run(page1Timeout);
        assertThatStage(resultSetFuture).isFailed(t -> assertThat(t).isInstanceOf(DriverTimeoutException.class).hasMessageContaining("Timed out waiting for page 1"));
    }
}

Example 9 with CapturedTimeout

use of com.datastax.oss.driver.internal.core.util.concurrent.CapturingTimer.CapturedTimeout in project java-driver by datastax.

the class ContinuousGraphRequestHandlerTest method should_honor_default_timeout.

@Test
public void should_honor_default_timeout() throws Exception {
    // given
    GraphBinaryModule binaryModule = createGraphBinaryModule(mockContext);
    Duration defaultTimeout = Duration.ofSeconds(1);
    RequestHandlerTestHarness.Builder builder = GraphRequestHandlerTestHarness.builder().withGraphTimeout(defaultTimeout);
    PoolBehavior node1Behavior = builder.customBehavior(node);
    try (RequestHandlerTestHarness harness = builder.build()) {
        DriverExecutionProfile profile = harness.getContext().getConfig().getDefaultProfile();
        when(profile.isDefined(DseDriverOption.GRAPH_SUB_PROTOCOL)).thenReturn(true);
        when(profile.getString(DseDriverOption.GRAPH_SUB_PROTOCOL)).thenReturn(GraphProtocol.GRAPH_BINARY_1_0.toInternalCode());
        GraphStatement<?> graphStatement = ScriptGraphStatement.newInstance("mockQuery");
        // when
        ContinuousGraphRequestHandler handler = new ContinuousGraphRequestHandler(graphStatement, harness.getSession(), harness.getContext(), "test", binaryModule, new GraphSupportChecker());
        // send the initial request
        CompletionStage<AsyncGraphResultSet> page1Future = handler.handle();
        // acknowledge the write, will set the global timeout
        node1Behavior.verifyWrite();
        node1Behavior.setWriteSuccess();
        CapturedTimeout globalTimeout = harness.nextScheduledTimeout();
        assertThat(globalTimeout.getDelay(TimeUnit.NANOSECONDS)).isEqualTo(defaultTimeout.toNanos());
        // will trigger the global timeout and complete it exceptionally
        globalTimeout.task().run(globalTimeout);
        assertThat(page1Future.toCompletableFuture()).isCompletedExceptionally();
        assertThatThrownBy(() -> page1Future.toCompletableFuture().get()).hasRootCauseExactlyInstanceOf(DriverTimeoutException.class).hasMessageContaining("Query timed out after " + defaultTimeout);
    }
}

Example 10 with CapturedTimeout

use of com.datastax.oss.driver.internal.core.util.concurrent.CapturingTimer.CapturedTimeout in project java-driver by datastax.

the class ContinuousGraphRequestHandlerSpeculativeExecutionTest method should_fail_if_no_more_nodes_and_initial_execution_is_last.

@Test
@UseDataProvider(location = DseTestDataProviders.class, value = "idempotentGraphConfig")
public void should_fail_if_no_more_nodes_and_initial_execution_is_last(boolean defaultIdempotence, GraphStatement<?> statement) throws Exception {
    GraphRequestHandlerTestHarness.Builder harnessBuilder = GraphRequestHandlerTestHarness.builder().withDefaultIdempotence(defaultIdempotence);
    PoolBehavior node1Behavior = harnessBuilder.customBehavior(node1);
    harnessBuilder.withResponse(node2, defaultDseFrameOf(new Error(ProtocolConstants.ErrorCode.IS_BOOTSTRAPPING, "mock message")));
    try (GraphRequestHandlerTestHarness harness = harnessBuilder.build()) {
        SpeculativeExecutionPolicy speculativeExecutionPolicy = harness.getContext().getSpeculativeExecutionPolicy(DriverExecutionProfile.DEFAULT_NAME);
        long firstExecutionDelay = 100L;
        when(speculativeExecutionPolicy.nextExecution(any(Node.class), eq(null), eq(statement), eq(1))).thenReturn(firstExecutionDelay);
        GraphBinaryModule module = createGraphBinaryModule(harness.getContext());
        CompletionStage<AsyncGraphResultSet> resultSetFuture = new ContinuousGraphRequestHandler(statement, harness.getSession(), harness.getContext(), "test", module, graphSupportChecker).handle();
        node1Behavior.verifyWrite();
        node1Behavior.setWriteSuccess();
        // do not simulate a response from node1 yet
        // Run the next scheduled task to start the speculative execution. node2 will reply with a
        // BOOTSTRAPPING error, causing a RETRY_NEXT; but the query plan is now empty so the
        // speculative execution stops.
        // next scheduled timeout should be the first speculative execution. Get it and run it.
        CapturedTimeout speculativeExecution1 = harness.nextScheduledTimeout();
        assertThat(speculativeExecution1.getDelay(TimeUnit.MILLISECONDS)).isEqualTo(firstExecutionDelay);
        speculativeExecution1.task().run(speculativeExecution1);
        // node1 now replies with the same response, that triggers a RETRY_NEXT
        node1Behavior.setResponseSuccess(defaultDseFrameOf(new Error(ProtocolConstants.ErrorCode.IS_BOOTSTRAPPING, "mock message")));
        // But again the query plan is empty so that should fail the request
        assertThatStage(resultSetFuture).isFailed(error -> {
            assertThat(error).isInstanceOf(AllNodesFailedException.class);
            Map<Node, List<Throwable>> nodeErrors = ((AllNodesFailedException) error).getAllErrors();
            assertThat(nodeErrors).containsOnlyKeys(node1, node2);
            assertThat(nodeErrors.get(node1).get(0)).isInstanceOf(BootstrappingException.class);
            assertThat(nodeErrors.get(node2).get(0)).isInstanceOf(BootstrappingException.class);
        });
    }
}