Examples with ConfigurationUpdateStrategy org.springframework.cloud.kubernetes.commons.config.reload.ConfigurationUpdateStrategy used on opensource projects

Example 1 with ConfigurationUpdateStrategy

use of org.springframework.cloud.kubernetes.commons.config.reload.ConfigurationUpdateStrategy in project spring-cloud-kubernetes by spring-cloud.

the class KubernetesClientEventBasedSecretsChangeDetectorTests method watch.

@Test
void watch() {
    GsonBuilder builder = new GsonBuilder();
    builder.excludeFieldsWithModifiers(Modifier.STATIC, Modifier.TRANSIENT, Modifier.VOLATILE).registerTypeAdapter(OffsetDateTime.class, new GsonOffsetDateTimeAdapter());
    Gson gson = builder.create();
    V1Secret dbPassword = new V1Secret().kind("Secret").metadata(new V1ObjectMeta().name("db-password")).putStringDataItem("password", Base64.getEncoder().encodeToString("p455w0rd".getBytes())).putStringDataItem("username", Base64.getEncoder().encodeToString("user".getBytes()));
    V1Secret dbPasswordUpdated = new V1Secret().kind("Secret").metadata(new V1ObjectMeta().name("db-password")).putStringDataItem("password", Base64.getEncoder().encodeToString("p455w0rd2".getBytes())).putStringDataItem("username", Base64.getEncoder().encodeToString("user".getBytes()));
    V1SecretList secretList = new V1SecretList().kind("SecretList").metadata(new V1ListMeta().resourceVersion("0")).items(Arrays.asList(dbPassword));
    stubFor(get(urlMatching("^/api/v1/namespaces/default/secrets.*")).inScenario("watch").whenScenarioStateIs(STARTED).withQueryParam("watch", equalTo("false")).willReturn(aResponse().withStatus(200).withBody(gson.toJson(secretList))).willSetStateTo("update"));
    Watch.Response<V1Secret> watchResponse = new Watch.Response<>(EventType.MODIFIED.name(), dbPasswordUpdated);
    stubFor(get(urlMatching("/api/v1/namespaces/default/secrets.*")).inScenario("watch").whenScenarioStateIs("update").withQueryParam("watch", equalTo("true")).willReturn(aResponse().withStatus(200).withBody(new JSON().serialize(watchResponse))).willSetStateTo("add"));
    stubFor(get(urlMatching("/api/v1/namespaces/default/secrets.*")).inScenario("watch").whenScenarioStateIs("add").withQueryParam("watch", equalTo("true")).willReturn(aResponse().withStatus(200).withBody(new JSON().serialize(new Watch.Response<>(EventType.ADDED.name(), new V1Secret().kind("Secret").metadata(new V1ObjectMeta().name("rabbit-password")).putDataItem("rabbit-pw", Base64.getEncoder().encode("password".getBytes())))))).willSetStateTo("delete"));
    stubFor(get(urlMatching("/api/v1/namespaces/default/secrets.*")).inScenario("watch").whenScenarioStateIs("delete").withQueryParam("watch", equalTo("true")).willReturn(aResponse().withStatus(200).withBody(new JSON().serialize(new Watch.Response<>(EventType.DELETED.name(), new V1Secret().kind("Secret").metadata(new V1ObjectMeta().name("rabbit-password")).putDataItem("rabbit-pw", Base64.getEncoder().encode("password".getBytes())))))).willSetStateTo("done"));
    stubFor(get(urlMatching("/api/v1/namespaces/default/secrets.*")).inScenario("watch").whenScenarioStateIs("done").withQueryParam("watch", equalTo("true")).willReturn(aResponse().withStatus(200)));
    ApiClient apiClient = new ClientBuilder().setBasePath("http://localhost:" + wireMockServer.port()).build();
    OkHttpClient httpClient = apiClient.getHttpClient().newBuilder().readTimeout(0, TimeUnit.SECONDS).build();
    apiClient.setHttpClient(httpClient);
    CoreV1Api coreV1Api = new CoreV1Api(apiClient);
    ConfigurationUpdateStrategy strategy = mock(ConfigurationUpdateStrategy.class);
    when(strategy.getName()).thenReturn("strategy");
    KubernetesMockEnvironment environment = new KubernetesMockEnvironment(mock(KubernetesClientSecretsPropertySource.class)).withProperty("db-password", "p455w0rd");
    KubernetesClientSecretsPropertySourceLocator locator = mock(KubernetesClientSecretsPropertySourceLocator.class);
    when(locator.locate(environment)).thenAnswer(ignoreMe -> new MockPropertySource().withProperty("db-password", "p455w0rd2"));
    ConfigReloadProperties properties = new ConfigReloadProperties();
    properties.setMonitoringSecrets(true);
    KubernetesNamespaceProvider kubernetesNamespaceProvider = mock(KubernetesNamespaceProvider.class);
    when(kubernetesNamespaceProvider.getNamespace()).thenReturn("default");
    KubernetesClientEventBasedSecretsChangeDetector changeDetector = new KubernetesClientEventBasedSecretsChangeDetector(coreV1Api, environment, properties, strategy, locator, kubernetesNamespaceProvider);
    Thread controllerThread = new Thread(changeDetector::watch);
    controllerThread.setDaemon(true);
    controllerThread.start();
    await().timeout(Duration.ofSeconds(300)).until(() -> Mockito.mockingDetails(strategy).getInvocations().size() > 4);
    verify(strategy, atLeast(3)).reload();
}

Example 2 with ConfigurationUpdateStrategy

use of org.springframework.cloud.kubernetes.commons.config.reload.ConfigurationUpdateStrategy in project spring-cloud-kubernetes by spring-cloud.

the class EventBasedConfigurationChangeDetectorTests method verifyConfigChangesAccountsForBootstrapPropertySources.

@SuppressWarnings("unchecked")
@Test
public void verifyConfigChangesAccountsForBootstrapPropertySources() {
    ConfigReloadProperties configReloadProperties = new ConfigReloadProperties();
    MockEnvironment env = new MockEnvironment();
    KubernetesClient k8sClient = mock(KubernetesClient.class);
    ConfigMap configMap = new ConfigMap();
    Map<String, String> data = new HashMap<>();
    data.put("foo", "bar");
    configMap.setData(data);
    MixedOperation<ConfigMap, ConfigMapList, Resource<ConfigMap>> mixedOperation = mock(MixedOperation.class);
    when(k8sClient.configMaps()).thenReturn(mixedOperation);
    Resource<ConfigMap> resource = mock(Resource.class);
    when(resource.get()).thenReturn(configMap);
    when(mixedOperation.withName(eq("myconfigmap"))).thenReturn(resource);
    when(mixedOperation.inNamespace("default")).thenReturn(mixedOperation);
    when(k8sClient.getNamespace()).thenReturn("default");
    Fabric8ConfigMapPropertySource fabric8ConfigMapPropertySource = new Fabric8ConfigMapPropertySource(k8sClient, "myconfigmap", "default", new MockEnvironment(), "", true, false);
    env.getPropertySources().addFirst(new BootstrapPropertySource<>(fabric8ConfigMapPropertySource));
    ConfigurationUpdateStrategy configurationUpdateStrategy = mock(ConfigurationUpdateStrategy.class);
    Fabric8ConfigMapPropertySourceLocator configMapLocator = mock(Fabric8ConfigMapPropertySourceLocator.class);
    EventBasedConfigMapChangeDetector detector = new EventBasedConfigMapChangeDetector(env, configReloadProperties, k8sClient, configurationUpdateStrategy, configMapLocator);
    List<Fabric8ConfigMapPropertySource> sources = detector.findPropertySources(Fabric8ConfigMapPropertySource.class);
    assertThat(sources.size()).isEqualTo(1);
    assertThat(sources.get(0).getProperty("foo")).isEqualTo("bar");
}

Example 3 with ConfigurationUpdateStrategy

use of org.springframework.cloud.kubernetes.commons.config.reload.ConfigurationUpdateStrategy in project spring-cloud-kubernetes by spring-cloud.

the class KubernetesClientEventBasedConfigMapChangeDetectorTests method watch.

@Test
void watch() {
    GsonBuilder builder = new GsonBuilder();
    builder.excludeFieldsWithModifiers(Modifier.STATIC, Modifier.TRANSIENT, Modifier.VOLATILE).registerTypeAdapter(OffsetDateTime.class, new GsonOffsetDateTimeAdapter());
    Gson gson = builder.create();
    Map<String, String> data = new HashMap<>();
    data.put("application.properties", "spring.cloud.kubernetes.configuration.watcher.refreshDelay=0\n" + "logging.level.org.springframework.cloud.kubernetes=TRACE");
    Map<String, String> updateData = new HashMap<>();
    updateData.put("application.properties", "spring.cloud.kubernetes.configuration.watcher.refreshDelay=1\n" + "logging.level.org.springframework.cloud.kubernetes=TRACE");
    V1ConfigMap applicationConfig = new V1ConfigMap().kind("ConfigMap").metadata(new V1ObjectMeta().namespace("default").name("bar1")).data(data);
    V1ConfigMapList configMapList = new V1ConfigMapList().metadata(new V1ListMeta().resourceVersion("0")).items(Arrays.asList(applicationConfig));
    stubFor(get(urlMatching("^/api/v1/namespaces/default/configmaps.*")).inScenario("watch").whenScenarioStateIs(STARTED).withQueryParam("watch", equalTo("false")).willReturn(aResponse().withStatus(200).withBody(gson.toJson(configMapList))).willSetStateTo("update"));
    Watch.Response<V1ConfigMap> watchResponse = new Watch.Response<>(EventType.MODIFIED.name(), new V1ConfigMap().kind("ConfigMap").metadata(new V1ObjectMeta().namespace("default").name("bar1")).data(updateData));
    stubFor(get(urlMatching("^/api/v1/namespaces/default/configmaps.*")).inScenario("watch").whenScenarioStateIs("update").withQueryParam("watch", equalTo("true")).willReturn(aResponse().withStatus(200).withBody(new JSON().serialize(watchResponse))).willSetStateTo("add"));
    stubFor(get(urlMatching("^/api/v1/namespaces/default/configmaps.*")).inScenario("watch").whenScenarioStateIs("add").withQueryParam("watch", equalTo("true")).willReturn(aResponse().withStatus(200).withBody(new JSON().serialize(new Watch.Response<>(EventType.ADDED.name(), new V1ConfigMap().kind("ConfigMap").metadata(new V1ObjectMeta().namespace("default").name("bar3")).putDataItem("application.properties", "debug=true"))))).willSetStateTo("delete"));
    stubFor(get(urlMatching("^/api/v1/namespaces/default/configmaps.*")).inScenario("watch").whenScenarioStateIs("delete").withQueryParam("watch", equalTo("true")).willReturn(aResponse().withStatus(200).withBody(new JSON().serialize(new Watch.Response<>(EventType.DELETED.name(), new V1ConfigMap().kind("ConfigMap").metadata(new V1ObjectMeta().namespace("default").name("bar1")).putDataItem("application.properties", "debug=true"))))).willSetStateTo("done"));
    stubFor(get(urlMatching("^/api/v1/namespaces/default/configmaps.*")).inScenario("watch").whenScenarioStateIs("done").withQueryParam("watch", equalTo("true")).willReturn(aResponse().withStatus(200)));
    ApiClient apiClient = new ClientBuilder().setBasePath("http://localhost:" + wireMockServer.port()).build();
    OkHttpClient httpClient = apiClient.getHttpClient().newBuilder().readTimeout(0, TimeUnit.SECONDS).build();
    apiClient.setHttpClient(httpClient);
    CoreV1Api coreV1Api = new CoreV1Api(apiClient);
    ConfigurationUpdateStrategy strategy = mock(ConfigurationUpdateStrategy.class);
    when(strategy.getName()).thenReturn("strategy");
    KubernetesMockEnvironment environment = new KubernetesMockEnvironment(mock(KubernetesClientConfigMapPropertySource.class)).withProperty("debug", "true");
    KubernetesClientConfigMapPropertySourceLocator locator = mock(KubernetesClientConfigMapPropertySourceLocator.class);
    when(locator.locate(environment)).thenAnswer(x -> new MockPropertySource().withProperty("debug", "false"));
    KubernetesNamespaceProvider kubernetesNamespaceProvider = mock(KubernetesNamespaceProvider.class);
    when(kubernetesNamespaceProvider.getNamespace()).thenReturn("default");
    KubernetesClientEventBasedConfigMapChangeDetector changeDetector = new KubernetesClientEventBasedConfigMapChangeDetector(coreV1Api, environment, new ConfigReloadProperties(), strategy, locator, kubernetesNamespaceProvider);
    Thread controllerThread = new Thread(changeDetector::watch);
    controllerThread.setDaemon(true);
    controllerThread.start();
    await().timeout(Duration.ofSeconds(5)).until(() -> Mockito.mockingDetails(strategy).getInvocations().size() > 4);
    verify(strategy, atLeast(3)).reload();
}