Examples with KubernetesClient io.fabric8.kubernetes.client.KubernetesClient used on opensource projects

Example 81 with KubernetesClient

use of io.fabric8.kubernetes.client.KubernetesClient in project fabric8-maven-plugin by fabric8io.

the class SpringBootWatcher method getServiceExposeUrl.

private String getServiceExposeUrl(KubernetesClient kubernetes, Set<HasMetadata> resources) throws InterruptedException {
    long serviceUrlWaitTimeSeconds = Configs.asInt(getConfig(Config.serviceUrlWaitTimeSeconds));
    for (HasMetadata entity : resources) {
        if (entity instanceof Service) {
            Service service = (Service) entity;
            String name = KubernetesHelper.getName(service);
            Resource<Service, DoneableService> serviceResource = kubernetes.services().inNamespace(getContext().getNamespace()).withName(name);
            String url = null;
            // lets wait a little while until there is a service URL in case the exposecontroller is running slow
            for (int i = 0; i < serviceUrlWaitTimeSeconds; i++) {
                if (i > 0) {
                    Thread.sleep(1000);
                }
                Service s = serviceResource.get();
                if (s != null) {
                    url = KubernetesHelper.getOrCreateAnnotations(s).get(Annotations.Service.EXPOSE_URL);
                    if (Strings.isNotBlank(url)) {
                        break;
                    }
                }
                if (!isExposeService(service)) {
                    break;
                }
            }
            // lets not wait for other services
            serviceUrlWaitTimeSeconds = 1;
            if (Strings.isNotBlank(url) && url.startsWith("http")) {
                return url;
            }
        }
    }
    log.info("No exposed service found for connecting the dev tools");
    return null;
}

Example 82 with KubernetesClient

use of io.fabric8.kubernetes.client.KubernetesClient in project halyard by spinnaker.

the class KubernetesV1DistributedService method getRunningServiceDetails.

@Override
default RunningServiceDetails getRunningServiceDetails(AccountDeploymentDetails<KubernetesAccount> details, SpinnakerRuntimeSettings runtimeSettings) {
    ServiceSettings settings = runtimeSettings.getServiceSettings(getService());
    RunningServiceDetails res = new RunningServiceDetails();
    KubernetesClient client = KubernetesV1ProviderUtils.getClient(details);
    String name = getServiceName();
    String namespace = getNamespace(settings);
    RunningServiceDetails.LoadBalancer lb = new RunningServiceDetails.LoadBalancer();
    lb.setExists(client.services().inNamespace(namespace).withName(name).get() != null);
    res.setLoadBalancer(lb);
    List<Pod> pods = client.pods().inNamespace(namespace).withLabel("load-balancer-" + name, "true").list().getItems();
    pods.addAll(client.pods().inNamespace(namespace).withLabel("load-balancer-" + name, "false").list().getItems());
    Map<Integer, List<Instance>> instances = res.getInstances();
    for (Pod pod : pods) {
        String podName = pod.getMetadata().getName();
        String serverGroupName = podName.substring(0, podName.lastIndexOf("-"));
        Names parsedName = Names.parseName(serverGroupName);
        Integer version = parsedName.getSequence();
        if (version == null) {
            throw new IllegalStateException("Server group for service " + getServiceName() + " has unknown sequence (" + serverGroupName + ")");
        }
        String location = pod.getMetadata().getNamespace();
        String id = pod.getMetadata().getName();
        Instance instance = new Instance().setId(id).setLocation(location);
        List<ContainerStatus> containerStatuses = pod.getStatus().getContainerStatuses();
        if (!containerStatuses.isEmpty() && containerStatuses.stream().allMatch(ContainerStatus::getReady)) {
            instance.setHealthy(true);
        }
        if (!containerStatuses.isEmpty() && containerStatuses.stream().allMatch(s -> s.getState().getRunning() != null && s.getState().getTerminated() == null)) {
            instance.setRunning(true);
        }
        List<Instance> knownInstances = instances.getOrDefault(version, new ArrayList<>());
        knownInstances.add(instance);
        instances.put(version, knownInstances);
    }
    List<ReplicaSet> replicaSets = client.extensions().replicaSets().inNamespace(settings.getLocation()).list().getItems();
    for (ReplicaSet rs : replicaSets) {
        String rsName = rs.getMetadata().getName();
        Names parsedRsName = Names.parseName(rsName);
        if (!parsedRsName.getCluster().equals(getServiceName())) {
            continue;
        }
        instances.computeIfAbsent(parsedRsName.getSequence(), i -> new ArrayList<>());
    }
    return res;
}

Example 83 with KubernetesClient

use of io.fabric8.kubernetes.client.KubernetesClient in project halyard by spinnaker.

the class KubernetesV1DistributedService method ensureRunning.

default void ensureRunning(AccountDeploymentDetails<KubernetesAccount> details, GenerateService.ResolvedConfiguration resolvedConfiguration, List<ConfigSource> configSources, boolean recreate) {
    ServiceSettings settings = resolvedConfiguration.getServiceSettings(getService());
    SpinnakerRuntimeSettings runtimeSettings = resolvedConfiguration.getRuntimeSettings();
    String namespace = getNamespace(settings);
    String serviceName = getServiceName();
    String replicaSetName = serviceName + "-v000";
    int port = settings.getPort();
    SpinnakerMonitoringDaemonService monitoringService = getMonitoringDaemonService();
    ServiceSettings monitoringSettings = runtimeSettings.getServiceSettings(monitoringService);
    KubernetesClient client = KubernetesV1ProviderUtils.getClient(details);
    KubernetesV1ProviderUtils.createNamespace(details, namespace);
    Map<String, String> serviceSelector = new HashMap<>();
    serviceSelector.put("load-balancer-" + serviceName, "true");
    Map<String, String> replicaSetSelector = new HashMap<>();
    replicaSetSelector.put("replication-controller", replicaSetName);
    Map<String, String> podLabels = new HashMap<>();
    podLabels.putAll(replicaSetSelector);
    podLabels.putAll(serviceSelector);
    Map<String, String> serviceLabels = new HashMap<>();
    serviceLabels.put("app", "spin");
    serviceLabels.put("stack", getCanonicalName());
    ServiceBuilder serviceBuilder = new ServiceBuilder();
    serviceBuilder = serviceBuilder.withNewMetadata().withName(serviceName).withNamespace(namespace).withLabels(serviceLabels).endMetadata().withNewSpec().withSelector(serviceSelector).withPorts(new ServicePortBuilder().withPort(port).withName("http").build(), new ServicePortBuilder().withPort(monitoringSettings.getPort()).withName("monitoring").build()).endSpec();
    boolean create = true;
    if (client.services().inNamespace(namespace).withName(serviceName).get() != null) {
        if (recreate) {
            client.services().inNamespace(namespace).withName(serviceName).delete();
        } else {
            create = false;
        }
    }
    if (create) {
        client.services().inNamespace(namespace).create(serviceBuilder.build());
    }
    List<Container> containers = new ArrayList<>();
    DeploymentEnvironment deploymentEnvironment = details.getDeploymentConfiguration().getDeploymentEnvironment();
    containers.add(ResourceBuilder.buildContainer(serviceName, settings, configSources, deploymentEnvironment));
    for (SidecarService sidecarService : getSidecars(runtimeSettings)) {
        String sidecarName = sidecarService.getService().getServiceName();
        ServiceSettings sidecarSettings = resolvedConfiguration.getServiceSettings(sidecarService.getService());
        containers.add(ResourceBuilder.buildContainer(sidecarName, sidecarSettings, configSources, deploymentEnvironment));
    }
    List<Volume> volumes = configSources.stream().map(c -> {
        return new VolumeBuilder().withName(c.getId()).withSecret(new SecretVolumeSourceBuilder().withSecretName(c.getId()).build()).build();
    }).collect(Collectors.toList());
    ReplicaSetBuilder replicaSetBuilder = new ReplicaSetBuilder();
    List<LocalObjectReference> imagePullSecrets = getImagePullSecrets(settings);
    Map componentSizing = deploymentEnvironment.getCustomSizing().get(serviceName);
    replicaSetBuilder = replicaSetBuilder.withNewMetadata().withName(replicaSetName).withNamespace(namespace).endMetadata().withNewSpec().withReplicas(retrieveKubernetesTargetSize(componentSizing)).withNewSelector().withMatchLabels(replicaSetSelector).endSelector().withNewTemplate().withNewMetadata().withAnnotations(settings.getKubernetes().getPodAnnotations()).withLabels(podLabels).endMetadata().withNewSpec().withContainers(containers).withTerminationGracePeriodSeconds(5L).withVolumes(volumes).withImagePullSecrets(imagePullSecrets).endSpec().endTemplate().endSpec();
    create = true;
    if (client.extensions().replicaSets().inNamespace(namespace).withName(replicaSetName).get() != null) {
        if (recreate) {
            client.extensions().replicaSets().inNamespace(namespace).withName(replicaSetName).delete();
            RunningServiceDetails runningServiceDetails = getRunningServiceDetails(details, runtimeSettings);
            while (runningServiceDetails.getLatestEnabledVersion() != null) {
                DaemonTaskHandler.safeSleep(TimeUnit.SECONDS.toMillis(5));
                runningServiceDetails = getRunningServiceDetails(details, runtimeSettings);
            }
        } else {
            create = false;
        }
    }
    if (create) {
        client.extensions().replicaSets().inNamespace(namespace).create(replicaSetBuilder.build());
    }
    RunningServiceDetails runningServiceDetails = getRunningServiceDetails(details, runtimeSettings);
    Integer version = runningServiceDetails.getLatestEnabledVersion();
    while (version == null || runningServiceDetails.getInstances().get(version).stream().anyMatch(i -> !(i.isHealthy() && i.isRunning()))) {
        DaemonTaskHandler.safeSleep(TimeUnit.SECONDS.toMillis(5));
        runningServiceDetails = getRunningServiceDetails(details, runtimeSettings);
        version = runningServiceDetails.getLatestEnabledVersion();
    }
}

Example 84 with KubernetesClient

use of io.fabric8.kubernetes.client.KubernetesClient in project halyard by spinnaker.

the class KubernetesV1ProviderUtils method upsertSecret.

static void upsertSecret(AccountDeploymentDetails<KubernetesAccount> details, Set<Pair<File, String>> files, String secretName, String namespace) {
    KubernetesClient client = getClient(details);
    if (client.secrets().inNamespace(namespace).withName(secretName).get() != null) {
        client.secrets().inNamespace(namespace).withName(secretName).delete();
    }
    Map<String, String> secretContents = new HashMap<>();
    files.forEach(pair -> {
        try {
            File file = pair.getLeft();
            String name = pair.getRight();
            String data = new String(Base64.getEncoder().encode(IOUtils.toByteArray(new FileInputStream(file))));
            secretContents.putIfAbsent(name, data);
        } catch (IOException e) {
            throw new HalException(Severity.ERROR, "Unable to read contents of \"" + pair.getLeft() + "\": " + e);
        }
    });
    SecretBuilder secretBuilder = new SecretBuilder();
    secretBuilder = secretBuilder.withNewMetadata().withName(secretName).withNamespace(namespace).endMetadata().withData(secretContents);
    client.secrets().inNamespace(namespace).create(secretBuilder.build());
}

Example 85 with KubernetesClient

use of io.fabric8.kubernetes.client.KubernetesClient in project halyard by spinnaker.

the class KubernetesV1ProviderUtils method getClient.

static KubernetesClient getClient(AccountDeploymentDetails<KubernetesAccount> details) {
    KubernetesAccount account = details.getAccount();
    Config config = KubernetesConfigParser.parse(account.getKubeconfigFile(), account.getContext(), account.getCluster(), account.getUser(), account.getNamespaces(), false);
    return new DefaultKubernetesClient(config);
}