Examples with RibbonServer org.springframework.cloud.netflix.ribbon.RibbonLoadBalancerClient.RibbonServer used on opensource projects

Example 11 with RibbonServer

use of org.springframework.cloud.netflix.ribbon.RibbonLoadBalancerClient.RibbonServer in project spring-cloud-netflix by spring-cloud.

the class RibbonInterceptorTests method testIntercept.

@Test
public void testIntercept() throws Exception {
    RibbonServer server = new RibbonServer("myservice", new Server("myhost", 8080));
    LoadBalancerInterceptor interceptor = new LoadBalancerInterceptor(new MyClient(server));
    given(this.request.getURI()).willReturn(new URL("http://myservice").toURI());
    given(this.execution.execute(isA(HttpRequest.class), isA(byte[].class))).willReturn(this.response);
    ArgumentCaptor<HttpRequestWrapper> argument = ArgumentCaptor.forClass(HttpRequestWrapper.class);
    ClientHttpResponse response = interceptor.intercept(this.request, new byte[0], this.execution);
    assertNotNull("response was null", response);
    verify(this.execution).execute(argument.capture(), isA(byte[].class));
    HttpRequestWrapper wrapper = argument.getValue();
    assertEquals("wrong constructed uri", new URL("http://myhost:8080").toURI(), wrapper.getURI());
}

Example 12 with RibbonServer

use of org.springframework.cloud.netflix.ribbon.RibbonLoadBalancerClient.RibbonServer in project spring-cloud-netflix by spring-cloud.

the class RibbonLoadBalancedRetryFactoryTests method testGetRetryPolicyRetryCount.

@Test
public void testGetRetryPolicyRetryCount() throws Exception {
    int sameServer = 3;
    int nextServer = 3;
    RibbonServer server = getRibbonServer();
    IClientConfig config = mock(IClientConfig.class);
    doReturn(sameServer).when(config).get(eq(CommonClientConfigKey.MaxAutoRetries), anyInt());
    doReturn(nextServer).when(config).get(eq(CommonClientConfigKey.MaxAutoRetriesNextServer), anyInt());
    doReturn(false).when(config).get(eq(CommonClientConfigKey.OkToRetryOnAllOperations), eq(false));
    doReturn(config).when(clientFactory).getClientConfig(eq(server.getServiceId()));
    doReturn("").when(config).getPropertyAsString(eq(RibbonLoadBalancedRetryPolicy.RETRYABLE_STATUS_CODES), eq(""));
    clientFactory.getLoadBalancerContext(server.getServiceId()).setRetryHandler(new DefaultLoadBalancerRetryHandler(config));
    RibbonLoadBalancerClient client = getRibbonLoadBalancerClient(server);
    RibbonLoadBalancedRetryFactory factory = new RibbonLoadBalancedRetryFactory(clientFactory);
    LoadBalancedRetryPolicy policy = factory.createRetryPolicy(server.getServiceId(), client);
    HttpRequest request = mock(HttpRequest.class);
    doReturn(HttpMethod.GET).when(request).getMethod();
    LoadBalancedRetryContext context = spy(new LoadBalancedRetryContext(null, request));
    // inner loop is for same server retries
    for (int i = 0; i < nextServer + 1; i++) {
        // the same sever counter and increment the next server counter
        for (int j = 0; j < sameServer + 1; j++) {
            if (j < 3) {
                assertThat(policy.canRetrySameServer(context), is(true));
            } else {
                assertThat(policy.canRetrySameServer(context), is(false));
            }
            policy.registerThrowable(context, new IOException());
        }
        if (i < 3) {
            assertThat(policy.canRetryNextServer(context), is(true));
        } else {
            assertThat(policy.canRetryNextServer(context), is(false));
        }
    }
    assertThat(context.isExhaustedOnly(), is(true));
    assertThat(policy.retryableStatusCode(400), is(false));
    verify(context, times(4)).setServiceInstance(any(ServiceInstance.class));
}

Example 13 with RibbonServer

use of org.springframework.cloud.netflix.ribbon.RibbonLoadBalancerClient.RibbonServer in project spring-cloud-netflix by spring-cloud.

the class RibbonLoadBalancedRetryFactoryTests method testGetRetryPolicyNoRetry.

@Test
public void testGetRetryPolicyNoRetry() throws Exception {
    int sameServer = 0;
    int nextServer = 0;
    boolean retryOnAllOps = false;
    RibbonServer server = getRibbonServer();
    IClientConfig config = mock(IClientConfig.class);
    doReturn(sameServer).when(config).get(eq(CommonClientConfigKey.MaxAutoRetries), anyInt());
    doReturn(sameServer).when(config).getPropertyAsInteger(eq(CommonClientConfigKey.MaxAutoRetries), anyInt());
    doReturn(nextServer).when(config).get(eq(CommonClientConfigKey.MaxAutoRetriesNextServer), anyInt());
    doReturn(nextServer).when(config).getPropertyAsInteger(eq(CommonClientConfigKey.MaxAutoRetriesNextServer), anyInt());
    doReturn(retryOnAllOps).when(config).get(eq(CommonClientConfigKey.OkToRetryOnAllOperations), anyBoolean());
    doReturn(retryOnAllOps).when(config).getPropertyAsBoolean(eq(CommonClientConfigKey.OkToRetryOnAllOperations), anyBoolean());
    doReturn("").when(config).getPropertyAsString(eq(RibbonLoadBalancedRetryPolicy.RETRYABLE_STATUS_CODES), eq(""));
    doReturn(server.getServiceId()).when(config).getClientName();
    doReturn(config).when(clientFactory).getClientConfig(eq(server.getServiceId()));
    clientFactory.getLoadBalancerContext(server.getServiceId()).setRetryHandler(new DefaultLoadBalancerRetryHandler(config));
    RibbonLoadBalancerClient client = getRibbonLoadBalancerClient(server);
    RibbonLoadBalancedRetryFactory factory = new RibbonLoadBalancedRetryFactory(clientFactory);
    LoadBalancedRetryPolicy policy = factory.createRetryPolicy(server.getServiceId(), client);
    HttpRequest request = mock(HttpRequest.class);
    doReturn(HttpMethod.GET).when(request).getMethod();
    LoadBalancedRetryContext context = new LoadBalancedRetryContext(null, request);
    assertThat(policy.canRetryNextServer(context), is(true));
    assertThat(policy.canRetrySameServer(context), is(false));
    assertThat(policy.retryableStatusCode(400), is(false));
}

Example 14 with RibbonServer

use of org.springframework.cloud.netflix.ribbon.RibbonLoadBalancerClient.RibbonServer in project spring-cloud-netflix by spring-cloud.

the class RibbonLoadBalancedRetryFactoryTests method testCiruitRelatedExceptionsUpdateServerStats.

@Test
public void testCiruitRelatedExceptionsUpdateServerStats() throws Exception {
    int sameServer = 3;
    int nextServer = 3;
    RibbonServer server = getRibbonServer();
    IClientConfig config = mock(IClientConfig.class);
    doReturn(sameServer).when(config).get(eq(CommonClientConfigKey.MaxAutoRetries), anyInt());
    doReturn(nextServer).when(config).get(eq(CommonClientConfigKey.MaxAutoRetriesNextServer), anyInt());
    doReturn(false).when(config).get(eq(CommonClientConfigKey.OkToRetryOnAllOperations), eq(false));
    doReturn(config).when(clientFactory).getClientConfig(eq(server.getServiceId()));
    doReturn("").when(config).getPropertyAsString(eq(RibbonLoadBalancedRetryPolicy.RETRYABLE_STATUS_CODES), eq(""));
    clientFactory.getLoadBalancerContext(server.getServiceId()).setRetryHandler(new DefaultLoadBalancerRetryHandler(config));
    RibbonLoadBalancerClient client = getRibbonLoadBalancerClient(server);
    RibbonLoadBalancedRetryFactory factory = new RibbonLoadBalancedRetryFactory(clientFactory);
    LoadBalancedRetryPolicy policy = factory.createRetryPolicy(server.getServiceId(), client);
    HttpRequest request = mock(HttpRequest.class);
    LoadBalancedRetryContext context = spy(new LoadBalancedRetryContext(null, request));
    doReturn(server).when(context).getServiceInstance();
    policy.registerThrowable(context, new IOException());
    verify(serverStats, times(0)).incrementSuccessiveConnectionFailureCount();
    // Circuit Related should increment failure count
    policy.registerThrowable(context, new SocketException());
    verify(serverStats, times(1)).incrementSuccessiveConnectionFailureCount();
}

Example 15 with RibbonServer

use of org.springframework.cloud.netflix.ribbon.RibbonLoadBalancerClient.RibbonServer in project spring-cloud-netflix by spring-cloud.

the class RibbonLoadBalancerClientTests method testExecute.

@Test
public void testExecute() throws IOException {
    final RibbonServer server = getRibbonServer();
    RibbonLoadBalancerClient client = getRibbonLoadBalancerClient(server);
    final String returnVal = "myval";
    Object actualReturn = client.execute(server.getServiceId(), (LoadBalancerRequest<Object>) instance -> {
        assertServiceInstance(server, instance);
        return returnVal;
    });
    verifyServerStats();
    assertEquals("retVal was wrong", returnVal, actualReturn);
}