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Example 26 with Kernel

use of com.aws.greengrass.lifecyclemanager.Kernel in project aws-greengrass-cli by aws-greengrass.

the class IPCCliTest method prepareKernelFromConfigFile.

public static Kernel prepareKernelFromConfigFile(String configFile, Class testClass, String... serviceNames) throws InterruptedException, IOException {
    Kernel kernel = new Kernel();
    NoOpPathOwnershipHandler.register(kernel);
    ConfigPlatformResolver.initKernelWithMultiPlatformConfig(kernel, testClass.getResource(configFile));
    CountDownLatch awaitIpcServiceLatch = new CountDownLatch(serviceNames.length);
    GlobalStateChangeListener listener = getListenerForServiceRunning(awaitIpcServiceLatch, serviceNames);
    kernel.getContext().addGlobalStateChangeListener(listener);
    kernel.launch();
    Assertions.assertTrue(awaitIpcServiceLatch.await(60L, TimeUnit.SECONDS));
    kernel.getContext().removeGlobalStateChangeListener(listener);
    return kernel;
}
Also used : GlobalStateChangeListener(com.aws.greengrass.lifecyclemanager.GlobalStateChangeListener) CountDownLatch(java.util.concurrent.CountDownLatch) Kernel(com.aws.greengrass.lifecyclemanager.Kernel)

Example 27 with Kernel

use of com.aws.greengrass.lifecyclemanager.Kernel in project aws-greengrass-nucleus by aws-greengrass.

the class DeploymentServiceIntegrationTest method GIVEN_device_deployment_not_started_WHEN_new_deployment_THEN_first_deployment_cancelled.

@Test
void GIVEN_device_deployment_not_started_WHEN_new_deployment_THEN_first_deployment_cancelled() throws Exception {
    CountDownLatch cdlDeployNonDisruptable = new CountDownLatch(1);
    CountDownLatch cdlDeployRedSignal = new CountDownLatch(1);
    CountDownLatch cdlRedeployNonDisruptable = new CountDownLatch(1);
    Consumer<GreengrassLogMessage> listener = m -> {
        if (m.getMessage() != null) {
            if (m.getMessage().contains("Current deployment finished") && m.getContexts().get("DeploymentId").equals("deployNonDisruptable")) {
                cdlDeployNonDisruptable.countDown();
            }
            if (m.getMessage().contains("Discarding device deployment") && m.getContexts().get("DEPLOYMENT_ID").equals("deployRedSignal")) {
                cdlDeployRedSignal.countDown();
            }
            if (m.getMessage().contains("Current deployment finished") && m.getContexts().get("DeploymentId").equals("redeployNonDisruptable")) {
                cdlRedeployNonDisruptable.countDown();
            }
        }
    };
    try (AutoCloseable l = TestUtils.createCloseableLogListener(listener)) {
        submitSampleJobDocument(DeploymentServiceIntegrationTest.class.getResource("FleetConfigWithNonDisruptableService.json").toURI(), "deployNonDisruptable", DeploymentType.SHADOW);
        CountDownLatch nonDisruptableServiceServiceLatch = new CountDownLatch(1);
        kernel.getContext().addGlobalStateChangeListener((service, oldState, newState) -> {
            if (service.getName().equals("NonDisruptableService") && newState.equals(State.RUNNING)) {
                nonDisruptableServiceServiceLatch.countDown();
            }
        });
        assertTrue(nonDisruptableServiceServiceLatch.await(30, TimeUnit.SECONDS));
        try (EventStreamRPCConnection connection = IPCTestUtils.getEventStreamRpcConnection(kernel, "NonDisruptableService")) {
            GreengrassCoreIPCClient ipcEventStreamClient = new GreengrassCoreIPCClient(connection);
            ipcEventStreamClient.subscribeToComponentUpdates(new SubscribeToComponentUpdatesRequest(), Optional.of(new StreamResponseHandler<ComponentUpdatePolicyEvents>() {

                @Override
                public void onStreamEvent(ComponentUpdatePolicyEvents streamEvent) {
                    if (streamEvent.getPreUpdateEvent() != null) {
                        try {
                            DeferComponentUpdateRequest deferComponentUpdateRequest = new DeferComponentUpdateRequest();
                            deferComponentUpdateRequest.setRecheckAfterMs(TimeUnit.SECONDS.toMillis(60));
                            deferComponentUpdateRequest.setMessage("Test");
                            ipcEventStreamClient.deferComponentUpdate(deferComponentUpdateRequest, Optional.empty()).getResponse().get(DEFAULT_IPC_API_TIMEOUT_SECONDS, TimeUnit.SECONDS);
                        } catch (InterruptedException | ExecutionException | TimeoutException e) {
                        }
                    }
                }

                @Override
                public boolean onStreamError(Throwable error) {
                    logger.atError().setCause(error).log("Caught error stream when subscribing for component " + "updates");
                    return false;
                }

                @Override
                public void onStreamClosed() {
                }
            }));
            assertTrue(cdlDeployNonDisruptable.await(30, TimeUnit.SECONDS));
            submitSampleJobDocument(DeploymentServiceIntegrationTest.class.getResource("FleetConfigWithRedSignalService.json").toURI(), "deployRedSignal", DeploymentType.SHADOW);
            submitSampleJobDocument(DeploymentServiceIntegrationTest.class.getResource("FleetConfigWithNonDisruptableService.json").toURI(), "redeployNonDisruptable", DeploymentType.SHADOW);
            assertTrue(cdlRedeployNonDisruptable.await(15, TimeUnit.SECONDS));
            assertTrue(cdlDeployRedSignal.await(1, TimeUnit.SECONDS));
        }
    }
}
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Example 28 with Kernel

use of com.aws.greengrass.lifecyclemanager.Kernel in project aws-greengrass-nucleus by aws-greengrass.

the class DeploymentTaskIntegrationTest method GIVEN_deployment_in_progress_WHEN_deployment_task_is_cancelled_THEN_stop_processing.

@Test
@Order(99)
@SuppressWarnings({ "PMD.CloseResource", "PMD.AvoidCatchingGenericException" })
void GIVEN_deployment_in_progress_WHEN_deployment_task_is_cancelled_THEN_stop_processing() throws Exception {
    Future<DeploymentResult> resultFuture = submitSampleJobDocument(DeploymentTaskIntegrationTest.class.getResource("AddNewServiceWithSafetyCheck.json").toURI(), System.currentTimeMillis());
    resultFuture.get(DEPLOYMENT_TIMEOUT, TimeUnit.SECONDS);
    String authToken = IPCTestUtils.getAuthTokeForService(kernel, "NonDisruptableService");
    final EventStreamRPCConnection clientConnection = IPCTestUtils.connectToGGCOverEventStreamIPC(socketOptions, authToken, kernel);
    SubscribeToComponentUpdatesRequest subscribeToComponentUpdatesRequest = new SubscribeToComponentUpdatesRequest();
    GreengrassCoreIPCClient greengrassCoreIPCClient = new GreengrassCoreIPCClient(clientConnection);
    CompletableFuture<SubscribeToComponentUpdatesResponse> fut = greengrassCoreIPCClient.subscribeToComponentUpdates(subscribeToComponentUpdatesRequest, Optional.of(new StreamResponseHandler<ComponentUpdatePolicyEvents>() {

        @Override
        public void onStreamEvent(ComponentUpdatePolicyEvents streamEvent) {
            if (streamEvent.getPreUpdateEvent() != null) {
                DeferComponentUpdateRequest deferComponentUpdateRequest = new DeferComponentUpdateRequest();
                deferComponentUpdateRequest.setRecheckAfterMs(Duration.ofSeconds(60).toMillis());
                deferComponentUpdateRequest.setMessage("Test");
                deferComponentUpdateRequest.setDeploymentId(streamEvent.getPreUpdateEvent().getDeploymentId());
                greengrassCoreIPCClient.deferComponentUpdate(deferComponentUpdateRequest, Optional.empty());
            }
        }

        @Override
        public boolean onStreamError(Throwable error) {
            logger.atError().setCause(error).log("Stream closed due to error");
            return false;
        }

        @Override
        public void onStreamClosed() {
        }
    })).getResponse();
    try {
        fut.get(DEPLOYMENT_TIMEOUT, TimeUnit.SECONDS);
    } catch (Exception e) {
        logger.atError().setCause(e).log("Error when subscribing to component updates");
        fail("Caught exception when subscribing to component updates");
    }
    List<String> services = kernel.orderedDependencies().stream().filter(greengrassService -> greengrassService instanceof GenericExternalService).map(GreengrassService::getName).collect(Collectors.toList());
    // should contain main, Nucleus, NonDisruptableService 1.0.0
    assertEquals(3, services.size(), "Actual services: " + services);
    assertThat(services, containsInAnyOrder("main", DEFAULT_NUCLEUS_COMPONENT_NAME, "NonDisruptableService"));
    CountDownLatch cdlUpdateStarted = new CountDownLatch(1);
    CountDownLatch cdlMergeCancelled = new CountDownLatch(1);
    Consumer<GreengrassLogMessage> listener = m -> {
        if (m.getMessage() != null && m.getMessage().contains("deferred for 60000 millis with message Test")) {
            cdlUpdateStarted.countDown();
        }
        if (m.getMessage() != null && m.getMessage().contains("Cancelled deployment merge future due to interrupt")) {
            cdlMergeCancelled.countDown();
        }
    };
    Slf4jLogAdapter.addGlobalListener(listener);
    try {
        resultFuture = submitSampleJobDocument(DeploymentTaskIntegrationTest.class.getResource("UpdateServiceWithSafetyCheck.json").toURI(), System.currentTimeMillis());
        assertTrue(cdlUpdateStarted.await(40, TimeUnit.SECONDS));
        resultFuture.cancel(true);
        assertTrue(cdlMergeCancelled.await(DEPLOYMENT_TIMEOUT, TimeUnit.SECONDS));
        services = kernel.orderedDependencies().stream().filter(greengrassService -> greengrassService instanceof GenericExternalService).map(GreengrassService::getName).collect(Collectors.toList());
        // should contain main, Nucleus, NonDisruptableService 1.0.0
        assertEquals(3, services.size());
        assertThat(services, containsInAnyOrder("main", DEFAULT_NUCLEUS_COMPONENT_NAME, "NonDisruptableService"));
        assertEquals("1.0.0", kernel.findServiceTopic("NonDisruptableService").find("version").getOnce());
    } finally {
        Slf4jLogAdapter.removeGlobalListener(listener);
        clientConnection.close();
    }
}
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Example 29 with Kernel

use of com.aws.greengrass.lifecyclemanager.Kernel in project aws-greengrass-nucleus by aws-greengrass.

the class IPCTestUtils method prepareKernelFromConfigFile.

public static Kernel prepareKernelFromConfigFile(String configFile, Class testClass, String... serviceNames) throws InterruptedException, IOException {
    Kernel kernel = new Kernel();
    NoOpPathOwnershipHandler.register(kernel);
    ConfigPlatformResolver.initKernelWithMultiPlatformConfig(kernel, testClass.getResource(configFile));
    // ensure awaitIpcServiceLatch starts
    CountDownLatch awaitIpcServiceLatch = new CountDownLatch(serviceNames.length);
    GlobalStateChangeListener listener = getListenerForServiceRunning(awaitIpcServiceLatch, serviceNames);
    kernel.getContext().addGlobalStateChangeListener(listener);
    kernel.launch();
    assertTrue(awaitIpcServiceLatch.await(10, TimeUnit.SECONDS));
    kernel.getContext().removeGlobalStateChangeListener(listener);
    return kernel;
}
Also used : GlobalStateChangeListener(com.aws.greengrass.lifecyclemanager.GlobalStateChangeListener) CountDownLatch(java.util.concurrent.CountDownLatch) Kernel(com.aws.greengrass.lifecyclemanager.Kernel)

Example 30 with Kernel

use of com.aws.greengrass.lifecyclemanager.Kernel in project aws-greengrass-nucleus by aws-greengrass.

the class FileLoggerTest method GIVEN_root_path_given_as_kernel_param_WHEN_kernel_launches_THEN_logs_written_to_correct_directory.

@Test
void GIVEN_root_path_given_as_kernel_param_WHEN_kernel_launches_THEN_logs_written_to_correct_directory() throws Exception {
    // launch Nucleus without config arg
    String randomDirectory = UUID.randomUUID().toString();
    kernel = new Kernel().parseArgs("-r", tempRootDir.resolve(randomDirectory).toAbsolutePath().toString()).launch();
    GreengrassService mainService = kernel.locate("main");
    assertNotNull(mainService);
    // verify that log file exists are the correct location.
    File logFile = tempRootDir.resolve(randomDirectory).resolve("logs").resolve("greengrass.log").toFile();
    File oldLogFile = tempRootDir.resolve("logs").resolve("greengrass.log").toFile();
    MatcherAssert.assertThat(logFile, aFileNamed(equalToIgnoringCase("greengrass.log")));
    assertEquals(0, oldLogFile.length());
    assertTrue(logFile.length() > 0);
}
Also used : GreengrassService(com.aws.greengrass.lifecyclemanager.GreengrassService) Kernel(com.aws.greengrass.lifecyclemanager.Kernel) File(java.io.File) Test(org.junit.jupiter.api.Test)

Aggregations

Kernel (com.aws.greengrass.lifecyclemanager.Kernel)49 CountDownLatch (java.util.concurrent.CountDownLatch)22 BeforeEach (org.junit.jupiter.api.BeforeEach)22 Test (org.junit.jupiter.api.Test)22 HashMap (java.util.HashMap)13 IOException (java.io.IOException)12 DeploymentConfigMerger (com.aws.greengrass.deployment.DeploymentConfigMerger)11 GreengrassService (com.aws.greengrass.lifecyclemanager.GreengrassService)11 Map (java.util.Map)11 List (java.util.List)10 TimeUnit (java.util.concurrent.TimeUnit)10 MatcherAssert.assertThat (org.hamcrest.MatcherAssert.assertThat)10 State (com.aws.greengrass.dependency.State)9 DeploymentDocument (com.aws.greengrass.deployment.model.DeploymentDocument)9 BaseITCase (com.aws.greengrass.integrationtests.BaseITCase)9 ConfigPlatformResolver (com.aws.greengrass.integrationtests.util.ConfigPlatformResolver)9 TestUtils (com.aws.greengrass.testcommons.testutilities.TestUtils)9 Coerce (com.aws.greengrass.util.Coerce)9 Assertions.assertEquals (org.junit.jupiter.api.Assertions.assertEquals)9 LogManager (com.aws.greengrass.logging.impl.LogManager)8