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

Example 46 with DefaultKubernetesClient

use of io.fabric8.kubernetes.client.DefaultKubernetesClient in project load-balancer by RestComm.

the class ServerControllerKube method init.

@Override
public void init(IServerListener listener, InetAddress serverAddress, HeartbeatConfigKube config) {
    this.listener = listener;
    this.lbIp = serverAddress.getHostAddress();
    this.kube = new DefaultKubernetesClient();
    this.pullPeriod = config.getPullPeriod();
    this.nodeName = config.getNodeName();
}

Example 47 with DefaultKubernetesClient

use of io.fabric8.kubernetes.client.DefaultKubernetesClient in project curiostack by curioswitch.

the class CreateClientCertTask method exec.

@TaskAction
public void exec() {
    ImmutableClusterExtension cluster = getProject().getExtensions().getByType(ClusterExtension.class);
    String commonName = (String) getProject().getRootProject().findProperty("commonName");
    checkNotNull(commonName, "-PcommonName must be set");
    final KeyPairGenerator keygen;
    try {
        keygen = KeyPairGenerator.getInstance("ECDSA", BouncyCastleProvider.PROVIDER_NAME);
    } catch (NoSuchAlgorithmException | NoSuchProviderException e) {
        throw new IllegalStateException("Could not find RSA, can't happen.", e);
    }
    keygen.initialize(256, new SecureRandom());
    KeyPair keyPair = keygen.generateKeyPair();
    PKCS10CertificationRequestBuilder p10Builder = new JcaPKCS10CertificationRequestBuilder(new X500Principal("CN=" + commonName), keyPair.getPublic());
    final ContentSigner signer;
    try {
        signer = new JcaContentSignerBuilder("SHA256withECDSA").build(keyPair.getPrivate());
    } catch (OperatorCreationException e) {
        throw new IllegalStateException("Could not find signer, can't happen.", e);
    }
    PKCS10CertificationRequest csr = p10Builder.build(signer);
    StringWriter csrWriter = new StringWriter();
    try (JcaPEMWriter pemWriter = new JcaPEMWriter(csrWriter)) {
        pemWriter.writeObject(csr);
    } catch (IOException e) {
        throw new IllegalStateException("Could not encode csr, can't happen.", e);
    }
    String encodedCsr = Base64.getEncoder().encodeToString(csrWriter.toString().getBytes(StandardCharsets.UTF_8));
    String csrName = cluster.namespace() + "." + commonName + ".client.crt";
    Map<Object, Object> csrApiRequest = ImmutableMap.of("apiVersion", "certificates.k8s.io/v1beta1", "kind", "CertificateSigningRequest", "metadata", ImmutableMap.of("name", csrName), "spec", ImmutableMap.of("request", encodedCsr, "usages", ImmutableList.of("digital signature", "key encipherment", "server auth", "client auth")));
    final byte[] encodedApiRequest;
    try {
        encodedApiRequest = OBJECT_MAPPER.writeValueAsBytes(csrApiRequest);
    } catch (JsonProcessingException e) {
        throw new IllegalStateException("Could not encode yaml", e);
    }
    ImmutableGcloudExtension config = getProject().getRootProject().getExtensions().getByType(GcloudExtension.class);
    String command = config.download() ? new File(config.platformConfig().gcloudBinDir(), "kubectl").getAbsolutePath() : "kubectl";
    getProject().exec(exec -> {
        exec.executable(command);
        exec.args("create", "-f", "-");
        exec.setStandardInput(new ByteArrayInputStream(encodedApiRequest));
    });
    getProject().exec(exec -> {
        exec.executable(command);
        exec.args("certificate", "approve", csrName);
    });
    // Need to wait a bit for certificate to propagate before fetching.
    try {
        TimeUnit.SECONDS.sleep(5);
    } catch (InterruptedException e) {
        throw new RuntimeException(e);
    }
    ByteArrayOutputStream certStream = new ByteArrayOutputStream();
    getProject().exec(exec -> {
        exec.executable(command);
        exec.args("get", "csr", csrName, "-o", "jsonpath={.status.certificate}");
        exec.setStandardOutput(certStream);
    });
    String certificate = new String(Base64.getDecoder().decode(certStream.toByteArray()), StandardCharsets.UTF_8);
    final JcaPKCS8Generator keyGenerator;
    final PemObject keyObject;
    try {
        keyGenerator = new JcaPKCS8Generator(keyPair.getPrivate(), null);
        keyObject = keyGenerator.generate();
    } catch (PemGenerationException e) {
        throw new IllegalStateException("Could not encode to pkcs8.", e);
    }
    StringWriter keyWriter = new StringWriter();
    try (JcaPEMWriter pemWriter = new JcaPEMWriter(keyWriter)) {
        pemWriter.writeObject(keyObject);
    } catch (IOException e) {
        throw new IllegalStateException("Could not encode csr, can't happen.", e);
    }
    String key = keyWriter.toString();
    KubernetesClient client = new DefaultKubernetesClient();
    Secret certificateSecret = new SecretBuilder().withMetadata(new ObjectMetaBuilder().withName(commonName + "-client-tls").withNamespace(cluster.namespace()).build()).withType("Opaque").withData(ImmutableMap.of("client.crt", Base64.getEncoder().encodeToString(certificate.getBytes(StandardCharsets.UTF_8)), "client-key.pem", Base64.getEncoder().encodeToString(key.getBytes(StandardCharsets.UTF_8)))).build();
    client.resource(certificateSecret).createOrReplace();
}

Example 48 with DefaultKubernetesClient

use of io.fabric8.kubernetes.client.DefaultKubernetesClient in project curiostack by curioswitch.

the class CreateClusterNamespaceTask method exec.

@TaskAction
public void exec() {
    ImmutableClusterExtension cluster = getProject().getExtensions().getByType(ClusterExtension.class);
    Namespace namespace = new NamespaceBuilder().withMetadata(new ObjectMetaBuilder().withName(cluster.namespace()).build()).build();
    KubernetesClient client = new DefaultKubernetesClient();
    client.resource(namespace).createOrReplace();
}

Example 49 with DefaultKubernetesClient

use of io.fabric8.kubernetes.client.DefaultKubernetesClient in project fabric8 by fabric8io.

the class ConfigurationTest method testEnvironmentKeyButNoConfigMapLocalOnly.

@Ignore
public void testEnvironmentKeyButNoConfigMapLocalOnly() {
    String devNamespace = "myproject";
    String environmentKey = "testing";
    String testNamespace = devNamespace;
    Map<String, String> data = new HashMap<>();
    data.put("staging", "    name: Staging\n" + "    namespace: myproject-staging\n" + "    order: 0");
    server.expect().withPath("/api/v1/namespaces/" + devNamespace + "/configmaps/fabric8-environments").andReturn(404, "Not found").once();
    Map<String, String> map = new HashMap<>();
    map.put(FABRIC8_ENVIRONMENT, environmentKey);
    KubernetesClient kubernetesClient = getKubernetesClient();
    Config config = new Config();
    config.setNamespace(devNamespace);
    config.setMasterUrl(kubernetesClient.getMasterUrl().toString());
    DefaultKubernetesClient clientWithDefaultNamespace = new DefaultKubernetesClient(config);
    Configuration configuration = Configuration.fromMap(map, clientWithDefaultNamespace);
    assertEquals(testNamespace, configuration.getNamespace());
    assertTrue(configuration.isAnsiLoggerEnabled());
    assertTrue(configuration.isEnvironmentInitEnabled());
    assertTrue(configuration.isNamespaceLazyCreateEnabled());
    assertFalse(configuration.isNamespaceCleanupEnabled());
    assertFalse(configuration.isCreateNamespaceForTest());
}

Example 50 with DefaultKubernetesClient

use of io.fabric8.kubernetes.client.DefaultKubernetesClient in project fabric8 by fabric8io.

the class ShowConfiguration method main.

public static void main(String[] args) {
    String environmentKey = "testing";
    if (args.length > 0) {
        environmentKey = args[0];
    }
    Map<String, String> map = new HashMap<>();
    map.put(FABRIC8_ENVIRONMENT, environmentKey);
    Configuration configuration = Configuration.fromMap(map, new DefaultKubernetesClient());
    System.out.println("Namespace: " + configuration.getNamespace());
    System.out.println("isEnvironmentInitEnabled: " + configuration.isEnvironmentInitEnabled());
    System.out.println("isNamespaceLazyCreateEnabled: " + configuration.isNamespaceLazyCreateEnabled());
    System.out.println("isNamespaceCleanupEnabled: " + configuration.isNamespaceCleanupEnabled());
    System.out.println("isCreateNamespaceForTest: " + configuration.isCreateNamespaceForTest());
}