Examples with JSON io.kubernetes.client.openapi.JSON used on opensource projects

Example 6 with JSON

use of io.kubernetes.client.openapi.JSON in project java by kubernetes-client.

the class DefaultSharedIndexInformerWireMockTest method testAllNamespacedPodInformerNormalBehavior.

@Test
public void testAllNamespacedPodInformerNormalBehavior() throws InterruptedException {
    CoreV1Api coreV1Api = new CoreV1Api(client);
    String startRV = "1000";
    String endRV = "1001";
    V1PodList podList = new V1PodList().metadata(new V1ListMeta().resourceVersion(startRV)).items(Arrays.asList());
    stubFor(get(urlPathEqualTo("/api/v1/pods")).withQueryParam("watch", equalTo("false")).willReturn(aResponse().withStatus(200).withHeader("Content-Type", "application/json").withBody(new JSON().serialize(podList))));
    Watch.Response<V1Pod> watchResponse = new Watch.Response<>(EventType.ADDED.name(), new V1Pod().metadata(new V1ObjectMeta().namespace(namespace).name(podName).resourceVersion(endRV).labels(Collections.singletonMap("foo", "bar")).annotations(Collections.singletonMap("foo", "bar"))));
    stubFor(get(urlPathEqualTo("/api/v1/pods")).withQueryParam("watch", equalTo("true")).willReturn(aResponse().withStatus(200).withHeader("Content-Type", "application/json").withBody(new JSON().serialize(watchResponse))));
    SharedInformerFactory factory = new SharedInformerFactory();
    SharedIndexInformer<V1Pod> podInformer = factory.sharedIndexInformerFor((CallGeneratorParams params) -> {
        try {
            return coreV1Api.listPodForAllNamespacesCall(null, null, null, null, null, null, params.resourceVersion, null, params.timeoutSeconds, params.watch, null);
        } catch (ApiException e) {
            throw new RuntimeException(e);
        }
    }, V1Pod.class, V1PodList.class);
    podInformer.setTransform((obj) -> {
        // deepcopy
        String json = new JSON().serialize(obj);
        V1Pod pod = new JSON().deserialize(json, V1Pod.class);
        // remove pod annotations
        pod.getMetadata().setAnnotations(null);
        return pod;
    });
    AtomicBoolean foundExistingPod = new AtomicBoolean(false);
    AtomicBoolean transformed = new AtomicBoolean(false);
    AtomicBoolean setTransformAfterStarted = new AtomicBoolean(false);
    podInformer.addEventHandler(new ResourceEventHandler<V1Pod>() {

        @Override
        public void onAdd(V1Pod obj) {
            if (podName.equals(obj.getMetadata().getName()) && namespace.equals(obj.getMetadata().getNamespace())) {
                foundExistingPod.set(true);
            }
            V1ObjectMeta metadata = obj.getMetadata();
            // check if the object was transformed
            if (metadata.getLabels().get("foo").equals("bar") && metadata.getAnnotations() == null) {
                transformed.set(true);
            }
        }

        @Override
        public void onUpdate(V1Pod oldObj, V1Pod newObj) {
        }

        @Override
        public void onDelete(V1Pod obj, boolean deletedFinalStateUnknown) {
        }
    });
    factory.startAllRegisteredInformers();
    Thread.sleep(1000);
    // can not set transform func if the informer has started
    try {
        podInformer.setTransform((obj) -> new V1Pod());
        setTransformAfterStarted.set(true);
    } catch (IllegalStateException e) {
    }
    assertTrue(foundExistingPod.get());
    assertTrue(transformed.get());
    assertFalse(setTransformAfterStarted.get());
    assertEquals(endRV, podInformer.lastSyncResourceVersion());
    verify(1, getRequestedFor(urlPathEqualTo("/api/v1/pods")).withQueryParam("watch", equalTo("false")));
    verify(moreThan(1), getRequestedFor(urlPathEqualTo("/api/v1/pods")).withQueryParam("watch", equalTo("true")));
    factory.stopAllRegisteredInformers();
}

Example 7 with JSON

use of io.kubernetes.client.openapi.JSON in project java by kubernetes-client.

the class DefaultSharedIndexInformerWireMockTest method testInformerReListWatchOnWatchConflict.

@Test
public void testInformerReListWatchOnWatchConflict() throws InterruptedException {
    CoreV1Api coreV1Api = new CoreV1Api(client);
    String startRV = "1000";
    V1PodList podList = new V1PodList().metadata(new V1ListMeta().resourceVersion(startRV)).items(Arrays.asList());
    stubFor(get(urlPathEqualTo("/api/v1/namespaces/" + namespace + "/pods")).withQueryParam("watch", equalTo("false")).willReturn(aResponse().withStatus(200).withHeader("Content-Type", "application/json").withBody(new JSON().serialize(podList))));
    Watch.Response<V1Pod> watchResponse = new Watch.Response<>(EventType.ERROR.name(), new V1Status().apiVersion("v1").kind("Status").code(409));
    stubFor(get(urlPathEqualTo("/api/v1/namespaces/" + namespace + "/pods")).withQueryParam("watch", equalTo("true")).withQueryParam("resourceVersion", equalTo(startRV)).willReturn(aResponse().withStatus(200).withHeader("Content-Type", "application/json").withBody(new JSON().serialize(watchResponse))));
    SharedInformerFactory factory = new SharedInformerFactory();
    SharedIndexInformer<V1Pod> podInformer = factory.sharedIndexInformerFor((CallGeneratorParams params) -> {
        try {
            return coreV1Api.listNamespacedPodCall(namespace, null, null, null, null, null, null, params.resourceVersion, null, params.timeoutSeconds, params.watch, null);
        } catch (ApiException e) {
            throw new RuntimeException(e);
        }
    }, V1Pod.class, V1PodList.class);
    factory.startAllRegisteredInformers();
    // Sleep mroe than 1s so that informer can perform multiple rounds of list-watch
    Thread.sleep(3000);
    verify(moreThan(1), getRequestedFor(urlPathEqualTo("/api/v1/namespaces/" + namespace + "/pods")).withQueryParam("watch", equalTo("false")));
    verify(moreThan(1), getRequestedFor(urlPathEqualTo("/api/v1/namespaces/" + namespace + "/pods")).withQueryParam("watch", equalTo("true")));
    factory.stopAllRegisteredInformers();
}

Example 8 with JSON

use of io.kubernetes.client.openapi.JSON in project java by kubernetes-client.

the class DefaultControllerBuilderTest method testBuildWatchEventNotificationShouldWork.

@Test
public void testBuildWatchEventNotificationShouldWork() throws InterruptedException {
    V1PodList podList = new V1PodList().metadata(new V1ListMeta().resourceVersion("0")).items(Arrays.asList(new V1Pod().metadata(new V1ObjectMeta().name("test-pod1")).spec(new V1PodSpec().hostname("hostname1"))));
    stubFor(get(urlPathEqualTo("/api/v1/pods")).willReturn(aResponse().withStatus(200).withHeader("Content-Type", "application/json").withBody(new JSON().serialize(podList))));
    CoreV1Api api = new CoreV1Api(client);
    SharedIndexInformer<V1Pod> podInformer = informerFactory.sharedIndexInformerFor((CallGeneratorParams params) -> {
        return api.listPodForAllNamespacesCall(null, null, null, null, null, null, params.resourceVersion, null, params.timeoutSeconds, params.watch, null);
    }, V1Pod.class, V1PodList.class);
    List<Request> keyFuncReceivingRequests = new ArrayList<>();
    Function<V1Pod, Request> podKeyFunc = (V1Pod pod) -> {
        // twisting pod name key
        Request request = new Request(pod.getSpec().getHostname() + "/" + pod.getMetadata().getName());
        keyFuncReceivingRequests.add(request);
        return request;
    };
    List<Request> controllerReceivingRequests = new ArrayList<>();
    final Semaphore latch = new Semaphore(1);
    latch.acquire();
    final Controller testController = ControllerBuilder.defaultBuilder(informerFactory).withReconciler(new Reconciler() {

        @Override
        public Result reconcile(Request request) {
            controllerReceivingRequests.add(request);
            latch.release();
            return new Result(false);
        }
    }).watch((workQueue) -> ControllerBuilder.controllerWatchBuilder(V1Pod.class, workQueue).withWorkQueueKeyFunc(podKeyFunc).build()).build();
    controllerThead.submit(testController::run);
    informerFactory.startAllRegisteredInformers();
    // Wait for the request to be processed.
    latch.acquire(1);
    Request expectedRequest = new Request("hostname1/test-pod1");
    assertEquals(1, keyFuncReceivingRequests.size());
    assertEquals(expectedRequest, keyFuncReceivingRequests.get(0));
    assertEquals(1, controllerReceivingRequests.size());
    assertEquals(expectedRequest, controllerReceivingRequests.get(0));
}

Example 9 with JSON

use of io.kubernetes.client.openapi.JSON in project java by kubernetes-client.

the class DefaultSharedIndexInformerWireMockTest method testAllNamespacedPodInformerTransformFailure.

@Test
public void testAllNamespacedPodInformerTransformFailure() throws InterruptedException {
    CoreV1Api coreV1Api = new CoreV1Api(client);
    String startRV = "1000";
    String endRV = "1001";
    V1PodList podList = new V1PodList().metadata(new V1ListMeta().resourceVersion(startRV)).items(Arrays.asList());
    stubFor(get(urlPathEqualTo("/api/v1/pods")).withQueryParam("watch", equalTo("false")).willReturn(aResponse().withStatus(200).withHeader("Content-Type", "application/json").withBody(new JSON().serialize(podList))));
    Watch.Response<V1Pod> watchResponse = new Watch.Response<>(EventType.ADDED.name(), new V1Pod().metadata(new V1ObjectMeta().namespace(namespace).name(podName).resourceVersion(endRV)));
    stubFor(get(urlPathEqualTo("/api/v1/pods")).withQueryParam("watch", equalTo("true")).willReturn(aResponse().withStatus(200).withHeader("Content-Type", "application/json").withBody(new JSON().serialize(watchResponse))));
    SharedInformerFactory factory = new SharedInformerFactory();
    SharedIndexInformer<V1Pod> podInformer = factory.sharedIndexInformerFor((CallGeneratorParams params) -> {
        try {
            return coreV1Api.listPodForAllNamespacesCall(null, null, null, null, null, null, params.resourceVersion, null, params.timeoutSeconds, params.watch, null);
        } catch (ApiException e) {
            throw new RuntimeException(e);
        }
    }, V1Pod.class, V1PodList.class);
    podInformer.setTransform((obj) -> {
        throw new ObjectTransformException("test transform failure");
    });
    AtomicBoolean foundExistingPod = new AtomicBoolean(false);
    podInformer.addEventHandler(new ResourceEventHandler<V1Pod>() {

        @Override
        public void onAdd(V1Pod obj) {
            if (podName.equals(obj.getMetadata().getName()) && namespace.equals(obj.getMetadata().getNamespace())) {
                foundExistingPod.set(true);
            }
        }

        @Override
        public void onUpdate(V1Pod oldObj, V1Pod newObj) {
        }

        @Override
        public void onDelete(V1Pod obj, boolean deletedFinalStateUnknown) {
        }
    });
    factory.startAllRegisteredInformers();
    Thread.sleep(1000);
    // cannot find the pod due to transform failure
    assertFalse(foundExistingPod.get());
    assertEquals(endRV, podInformer.lastSyncResourceVersion());
    verify(1, getRequestedFor(urlPathEqualTo("/api/v1/pods")).withQueryParam("watch", equalTo("false")));
    verify(moreThan(1), getRequestedFor(urlPathEqualTo("/api/v1/pods")).withQueryParam("watch", equalTo("true")));
    factory.stopAllRegisteredInformers();
}

Example 10 with JSON

use of io.kubernetes.client.openapi.JSON in project java by kubernetes-client.

the class DefaultSharedIndexInformerWireMockTest method testNamespacedPodInformerNormalBehavior.

@Test
public void testNamespacedPodInformerNormalBehavior() throws InterruptedException {
    CoreV1Api coreV1Api = new CoreV1Api(client);
    String startRV = "1000";
    String endRV = "1001";
    V1PodList podList = new V1PodList().metadata(new V1ListMeta().resourceVersion(startRV)).items(Arrays.asList());
    stubFor(get(urlPathEqualTo("/api/v1/namespaces/" + namespace + "/pods")).withQueryParam("watch", equalTo("false")).willReturn(aResponse().withStatus(200).withHeader("Content-Type", "application/json").withBody(new JSON().serialize(podList))));
    Watch.Response<V1Pod> watchResponse = new Watch.Response<>(EventType.ADDED.name(), new V1Pod().metadata(new V1ObjectMeta().namespace(namespace).name(podName).resourceVersion(endRV)));
    stubFor(get(urlPathEqualTo("/api/v1/namespaces/" + namespace + "/pods")).withQueryParam("watch", equalTo("true")).willReturn(aResponse().withStatus(200).withHeader("Content-Type", "application/json").withBody(new JSON().serialize(watchResponse))));
    SharedInformerFactory factory = new SharedInformerFactory();
    SharedIndexInformer<V1Pod> podInformer = factory.sharedIndexInformerFor((CallGeneratorParams params) -> {
        try {
            return coreV1Api.listNamespacedPodCall(namespace, null, null, null, null, null, null, params.resourceVersion, null, params.timeoutSeconds, params.watch, null);
        } catch (ApiException e) {
            throw new RuntimeException(e);
        }
    }, V1Pod.class, V1PodList.class);
    AtomicBoolean foundExistingPod = new AtomicBoolean(false);
    podInformer.addEventHandler(new ResourceEventHandler<V1Pod>() {

        @Override
        public void onAdd(V1Pod obj) {
            if (podName.equals(obj.getMetadata().getName()) && namespace.equals(obj.getMetadata().getNamespace())) {
                foundExistingPod.set(true);
            }
        }

        @Override
        public void onUpdate(V1Pod oldObj, V1Pod newObj) {
        }

        @Override
        public void onDelete(V1Pod obj, boolean deletedFinalStateUnknown) {
        }
    });
    factory.startAllRegisteredInformers();
    Thread.sleep(1000);
    assertEquals(true, foundExistingPod.get());
    assertEquals(endRV, podInformer.lastSyncResourceVersion());
    verify(1, getRequestedFor(urlPathEqualTo("/api/v1/namespaces/" + namespace + "/pods")).withQueryParam("watch", equalTo("false")));
    verify(moreThan(1), getRequestedFor(urlPathEqualTo("/api/v1/namespaces/" + namespace + "/pods")).withQueryParam("watch", equalTo("true")));
    factory.stopAllRegisteredInformers();
}