Examples with ApiVersionsResponseData org.apache.kafka.common.message.ApiVersionsResponseData used on opensource projects

Example 6 with ApiVersionsResponseData

use of org.apache.kafka.common.message.ApiVersionsResponseData in project kafka by apache.

the class NetworkClientTest method testUnsupportedApiVersionsRequestWithoutVersionProvidedByTheBroker.

@Test
public void testUnsupportedApiVersionsRequestWithoutVersionProvidedByTheBroker() {
    // initiate the connection
    client.ready(node, time.milliseconds());
    // handle the connection, initiate first ApiVersionsRequest
    client.poll(0, time.milliseconds());
    // ApiVersionsRequest is in flight but not sent yet
    assertTrue(client.hasInFlightRequests(node.idString()));
    // completes initiated sends
    client.poll(0, time.milliseconds());
    assertEquals(1, selector.completedSends().size());
    ByteBuffer buffer = selector.completedSendBuffers().get(0).buffer();
    RequestHeader header = parseHeader(buffer);
    assertEquals(ApiKeys.API_VERSIONS, header.apiKey());
    assertEquals(3, header.apiVersion());
    // prepare response
    delayedApiVersionsResponse(0, (short) 0, new ApiVersionsResponse(new ApiVersionsResponseData().setErrorCode(Errors.UNSUPPORTED_VERSION.code())));
    // handle ApiVersionResponse, initiate second ApiVersionRequest
    client.poll(0, time.milliseconds());
    // ApiVersionsRequest is in flight but not sent yet
    assertTrue(client.hasInFlightRequests(node.idString()));
    // ApiVersionsResponse has been received
    assertEquals(1, selector.completedReceives().size());
    // clean up the buffers
    selector.completedSends().clear();
    selector.completedSendBuffers().clear();
    selector.completedReceives().clear();
    // completes initiated sends
    client.poll(0, time.milliseconds());
    // ApiVersionsRequest has been sent
    assertEquals(1, selector.completedSends().size());
    buffer = selector.completedSendBuffers().get(0).buffer();
    header = parseHeader(buffer);
    assertEquals(ApiKeys.API_VERSIONS, header.apiKey());
    assertEquals(0, header.apiVersion());
    // prepare response
    delayedApiVersionsResponse(1, (short) 0, defaultApiVersionsResponse());
    // handle completed receives
    client.poll(0, time.milliseconds());
    // the ApiVersionsRequest is gone
    assertFalse(client.hasInFlightRequests(node.idString()));
    assertEquals(1, selector.completedReceives().size());
    // the client is ready
    assertTrue(client.isReady(node, time.milliseconds()));
}

Example 7 with ApiVersionsResponseData

use of org.apache.kafka.common.message.ApiVersionsResponseData in project kafka by apache.

the class SaslAuthenticatorTest method startServerApiVersionsUnsupportedByClient.

private NioEchoServer startServerApiVersionsUnsupportedByClient(final SecurityProtocol securityProtocol, String saslMechanism) throws Exception {
    final ListenerName listenerName = ListenerName.forSecurityProtocol(securityProtocol);
    final Map<String, ?> configs = Collections.emptyMap();
    final JaasContext jaasContext = JaasContext.loadServerContext(listenerName, saslMechanism, configs);
    final Map<String, JaasContext> jaasContexts = Collections.singletonMap(saslMechanism, jaasContext);
    boolean isScram = ScramMechanism.isScram(saslMechanism);
    if (isScram)
        ScramCredentialUtils.createCache(credentialCache, Arrays.asList(saslMechanism));
    Supplier<ApiVersionsResponse> apiVersionSupplier = () -> {
        ApiVersionCollection versionCollection = new ApiVersionCollection(2);
        versionCollection.add(new ApiVersion().setApiKey(ApiKeys.SASL_HANDSHAKE.id).setMinVersion((short) 0).setMaxVersion((short) 100));
        versionCollection.add(new ApiVersion().setApiKey(ApiKeys.SASL_AUTHENTICATE.id).setMinVersion((short) 0).setMaxVersion((short) 100));
        return new ApiVersionsResponse(new ApiVersionsResponseData().setApiKeys(versionCollection));
    };
    SaslChannelBuilder serverChannelBuilder = new SaslChannelBuilder(Mode.SERVER, jaasContexts, securityProtocol, listenerName, false, saslMechanism, true, credentialCache, null, null, time, new LogContext(), apiVersionSupplier);
    serverChannelBuilder.configure(saslServerConfigs);
    server = new NioEchoServer(listenerName, securityProtocol, new TestSecurityConfig(saslServerConfigs), "localhost", serverChannelBuilder, credentialCache, time);
    server.start();
    return server;
}

Example 8 with ApiVersionsResponseData

use of org.apache.kafka.common.message.ApiVersionsResponseData in project kafka by apache.

the class SaslAuthenticatorTest method startServerWithoutSaslAuthenticateHeader.

private NioEchoServer startServerWithoutSaslAuthenticateHeader(final SecurityProtocol securityProtocol, String saslMechanism) throws Exception {
    final ListenerName listenerName = ListenerName.forSecurityProtocol(securityProtocol);
    final Map<String, ?> configs = Collections.emptyMap();
    final JaasContext jaasContext = JaasContext.loadServerContext(listenerName, saslMechanism, configs);
    final Map<String, JaasContext> jaasContexts = Collections.singletonMap(saslMechanism, jaasContext);
    boolean isScram = ScramMechanism.isScram(saslMechanism);
    if (isScram)
        ScramCredentialUtils.createCache(credentialCache, Arrays.asList(saslMechanism));
    Supplier<ApiVersionsResponse> apiVersionSupplier = () -> {
        ApiVersionsResponse defaultApiVersionResponse = ApiVersionsResponse.defaultApiVersionsResponse(ApiMessageType.ListenerType.ZK_BROKER);
        ApiVersionCollection apiVersions = new ApiVersionCollection();
        for (ApiVersion apiVersion : defaultApiVersionResponse.data().apiKeys()) {
            if (apiVersion.apiKey() != ApiKeys.SASL_AUTHENTICATE.id) {
                // ApiVersion can NOT be reused in second ApiVersionCollection
                // due to the internal pointers it contains.
                apiVersions.add(apiVersion.duplicate());
            }
        }
        ApiVersionsResponseData data = new ApiVersionsResponseData().setErrorCode(Errors.NONE.code()).setThrottleTimeMs(0).setApiKeys(apiVersions);
        return new ApiVersionsResponse(data);
    };
    SaslChannelBuilder serverChannelBuilder = new SaslChannelBuilder(Mode.SERVER, jaasContexts, securityProtocol, listenerName, false, saslMechanism, true, credentialCache, null, null, time, new LogContext(), apiVersionSupplier) {

        @Override
        protected SaslServerAuthenticator buildServerAuthenticator(Map<String, ?> configs, Map<String, AuthenticateCallbackHandler> callbackHandlers, String id, TransportLayer transportLayer, Map<String, Subject> subjects, Map<String, Long> connectionsMaxReauthMsByMechanism, ChannelMetadataRegistry metadataRegistry) {
            return new SaslServerAuthenticator(configs, callbackHandlers, id, subjects, null, listenerName, securityProtocol, transportLayer, connectionsMaxReauthMsByMechanism, metadataRegistry, time, apiVersionSupplier) {

                @Override
                protected void enableKafkaSaslAuthenticateHeaders(boolean flag) {
                // Don't enable Kafka SASL_AUTHENTICATE headers
                }
            };
        }
    };
    serverChannelBuilder.configure(saslServerConfigs);
    server = new NioEchoServer(listenerName, securityProtocol, new TestSecurityConfig(saslServerConfigs), "localhost", serverChannelBuilder, credentialCache, time);
    server.start();
    return server;
}

Example 9 with ApiVersionsResponseData

use of org.apache.kafka.common.message.ApiVersionsResponseData in project kafka by apache.

the class ApiVersionsRequest method getErrorResponse.

@Override
public ApiVersionsResponse getErrorResponse(int throttleTimeMs, Throwable e) {
    ApiVersionsResponseData data = new ApiVersionsResponseData().setErrorCode(Errors.forException(e).code());
    if (version() >= 1) {
        data.setThrottleTimeMs(throttleTimeMs);
    }
    // versions of the ApiVersionsRequest when an UNSUPPORTED_VERSION error is returned.
    if (Errors.forException(e) == Errors.UNSUPPORTED_VERSION) {
        ApiVersionCollection apiKeys = new ApiVersionCollection();
        apiKeys.add(ApiVersionsResponse.toApiVersion(ApiKeys.API_VERSIONS));
        data.setApiKeys(apiKeys);
    }
    return new ApiVersionsResponse(data);
}