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Example 26 with BaseLoadBalancer

use of com.netflix.loadbalancer.BaseLoadBalancer in project ribbon by Netflix.

the class ListenerTest method testAbortedExecutionOnServer.

@Test
public void testAbortedExecutionOnServer() {
    IClientConfig config = DefaultClientConfigImpl.getClientConfigWithDefaultValues().withProperty(CommonClientConfigKey.ConnectTimeout, "100").withProperty(CommonClientConfigKey.MaxAutoRetries, 1).withProperty(CommonClientConfigKey.MaxAutoRetriesNextServer, 1);
    HttpClientRequest<ByteBuf> request = HttpClientRequest.createGet("/testAsync/person");
    Server badServer = new Server("localhost:12345");
    Server badServer2 = new Server("localhost:34567");
    List<Server> servers = Lists.newArrayList(badServer, badServer2);
    BaseLoadBalancer lb = LoadBalancerBuilder.<Server>newBuilder().withRule(new AvailabilityFilteringRule()).withPing(new DummyPing()).buildFixedServerListLoadBalancer(servers);
    IClientConfig overrideConfig = DefaultClientConfigImpl.getEmptyConfig();
    TestExecutionListener listener = new TestExecutionListener(request, overrideConfig) {

        @Override
        public void onStartWithServer(ExecutionContext context, ExecutionInfo info) {
            throw new AbortExecutionException("exit now");
        }
    };
    List<ExecutionListener<HttpClientRequest<ByteBuf>, HttpClientResponse<ByteBuf>>> listeners = Lists.<ExecutionListener<HttpClientRequest<ByteBuf>, HttpClientResponse<ByteBuf>>>newArrayList(listener);
    LoadBalancingHttpClient<ByteBuf, ByteBuf> client = RibbonTransport.newHttpClient(lb, config, new NettyHttpLoadBalancerErrorHandler(config), listeners);
    final CountDownLatch latch = new CountDownLatch(1);
    final AtomicReference<Throwable> ref = new AtomicReference<Throwable>();
    client.submit(request, null, overrideConfig).subscribe(new Action1<HttpClientResponse<ByteBuf>>() {

        @Override
        public void call(HttpClientResponse<ByteBuf> byteBufHttpClientResponse) {
        }
    }, new Action1<Throwable>() {

        @Override
        public void call(Throwable throwable) {
            ref.set(throwable);
            latch.countDown();
        }
    });
    try {
        latch.await(500, TimeUnit.MILLISECONDS);
    } catch (InterruptedException e) {
        e.printStackTrace();
    }
    assertTrue(ref.get() instanceof AbortExecutionException);
}
Also used : Server(com.netflix.loadbalancer.Server) MockWebServer(com.google.mockwebserver.MockWebServer) ExecutionInfo(com.netflix.loadbalancer.reactive.ExecutionInfo) BaseLoadBalancer(com.netflix.loadbalancer.BaseLoadBalancer) AbortExecutionException(com.netflix.loadbalancer.reactive.ExecutionListener.AbortExecutionException) ByteBuf(io.netty.buffer.ByteBuf) ExecutionListener(com.netflix.loadbalancer.reactive.ExecutionListener) HttpClientResponse(io.reactivex.netty.protocol.http.client.HttpClientResponse) AtomicReference(java.util.concurrent.atomic.AtomicReference) CountDownLatch(java.util.concurrent.CountDownLatch) ExecutionContext(com.netflix.loadbalancer.reactive.ExecutionContext) DummyPing(com.netflix.loadbalancer.DummyPing) IClientConfig(com.netflix.client.config.IClientConfig) AvailabilityFilteringRule(com.netflix.loadbalancer.AvailabilityFilteringRule) Test(org.junit.Test)

Aggregations

BaseLoadBalancer (com.netflix.loadbalancer.BaseLoadBalancer)26 Server (com.netflix.loadbalancer.Server)24 Test (org.junit.Test)23 AvailabilityFilteringRule (com.netflix.loadbalancer.AvailabilityFilteringRule)19 ByteBuf (io.netty.buffer.ByteBuf)19 MockWebServer (com.google.mockwebserver.MockWebServer)18 IClientConfig (com.netflix.client.config.IClientConfig)18 DummyPing (com.netflix.loadbalancer.DummyPing)18 HttpServer (com.sun.net.httpserver.HttpServer)10 Person (com.netflix.ribbon.test.resources.EmbeddedResources.Person)9 ServerStats (com.netflix.loadbalancer.ServerStats)8 MockResponse (com.google.mockwebserver.MockResponse)7 ExecutionListener (com.netflix.loadbalancer.reactive.ExecutionListener)7 ClientException (com.netflix.client.ClientException)6 AbortExecutionException (com.netflix.loadbalancer.reactive.ExecutionListener.AbortExecutionException)5 HttpClientResponse (io.reactivex.netty.protocol.http.client.HttpClientResponse)4 HttpClientListener (io.reactivex.netty.servo.http.HttpClientListener)4 CountDownLatch (java.util.concurrent.CountDownLatch)4 RequestSpecificRetryHandler (com.netflix.client.RequestSpecificRetryHandler)3 RetryHandler (com.netflix.client.RetryHandler)3