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

Example 56 with ApiException

use of io.kubernetes.client.openapi.ApiException 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();
}

Example 57 with ApiException

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

the class DefaultSharedIndexInformerWireMockTest method testInformerReListingOnListForbidden.

@Test
public void testInformerReListingOnListForbidden() throws InterruptedException {
    CoreV1Api coreV1Api = new CoreV1Api(client);
    stubFor(get(urlPathEqualTo("/api/v1/namespaces/" + namespace + "/pods")).withQueryParam("watch", equalTo("false")).willReturn(aResponse().withStatus(403).withHeader("Content-Type", "application/json").withBody(new JSON().serialize(new V1Status().apiVersion("v1").kind("Status").code(403).reason("RBAC forbidden")))));
    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")));
    factory.stopAllRegisteredInformers();
}

Example 58 with ApiException

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

the class ReflectorRunnableTest method testReflectorRunnableShouldPardonList410ApiException.

@Test
public void testReflectorRunnableShouldPardonList410ApiException() throws ApiException {
    ApiException expectedException = new ApiException(410, "noxu");
    AtomicReference<Throwable> actualException = new AtomicReference<>();
    when(listerWatcher.list(any())).thenThrow(expectedException);
    ReflectorRunnable<V1Pod, V1PodList> reflectorRunnable = new ReflectorRunnable<>(V1Pod.class, listerWatcher, deltaFIFO, (apiType, t) -> {
        actualException.set(t);
    });
    try {
        Thread thread = new Thread(reflectorRunnable::run);
        thread.setDaemon(true);
        thread.start();
        Awaitility.await().atMost(Duration.ofSeconds(1)).pollInterval(Duration.ofMillis(100)).until(() -> {
            return reflectorRunnable.isLastSyncResourceVersionUnavailable();
        });
    } finally {
        reflectorRunnable.stop();
    }
}

Example 59 with ApiException

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

the class ReflectorRunnableTest method testReflectorListShouldHandleExpiredResourceVersion.

@Test
public void testReflectorListShouldHandleExpiredResourceVersion() throws ApiException {
    String expectedResourceVersion = "100";
    when(listerWatcher.list(any())).thenReturn(new V1PodList().metadata(new V1ListMeta().resourceVersion(expectedResourceVersion)));
    // constantly failing watches will make the reflector run only one time
    when(listerWatcher.watch(any())).thenThrow(new ApiException(HttpURLConnection.HTTP_GONE, ""));
    ReflectorRunnable<V1Pod, V1PodList> reflectorRunnable = new ReflectorRunnable<>(V1Pod.class, listerWatcher, deltaFIFO);
    CompletableFuture<Void> future = CompletableFuture.runAsync(reflectorRunnable::run);
    Awaitility.await().atMost(Duration.ofSeconds(2)).pollInterval(Duration.ofMillis(100)).until(() -> future.isDone());
    assertFalse(future.isCompletedExceptionally());
}

Example 60 with ApiException

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

the class ReflectorRunnableTest method testReflectorWatchConnectionCloseOnError.

@Test
public void testReflectorWatchConnectionCloseOnError() throws InterruptedException {
    Watchable<V1Pod> watch = new MockWatch<V1Pod>(new Watch.Response<V1Pod>(EventType.ERROR.name(), new V1Status().status("403")));
    ReflectorRunnable<V1Pod, V1PodList> reflectorRunnable = new ReflectorRunnable<>(V1Pod.class, new ListerWatcher<V1Pod, V1PodList>() {

        @Override
        public V1PodList list(CallGeneratorParams params) throws ApiException {
            return new V1PodList().metadata(new V1ListMeta());
        }

        @Override
        public Watchable<V1Pod> watch(CallGeneratorParams params) throws ApiException {
            return watch;
        }
    }, deltaFIFO);
    try {
        Thread thread = new Thread(reflectorRunnable::run);
        thread.setDaemon(true);
        thread.start();
        Awaitility.await().atMost(Duration.ofSeconds(1)).pollInterval(Duration.ofMillis(100)).until(() -> ((MockWatch<V1Pod>) watch).isClosed());
    } finally {
        reflectorRunnable.stop();
    }
}