Examples with RpcException org.apache.dubbo.rpc.RpcException used on opensource projects

Example 71 with RpcException

use of org.apache.dubbo.rpc.RpcException in project dubbo by alibaba.

the class MockClusterInvokerTest method testMockInvokerFromOverride_Invoke_Fock_WithOutDefault.

/**
 * Test if mock policy works fine: fail-mock
 */
@Test
public void testMockInvokerFromOverride_Invoke_Fock_WithOutDefault() {
    URL url = URL.valueOf("remote://1.2.3.4/" + IHelloService.class.getName()).addParameter("getSomething.mock", "fail:return x").addParameter("getSomething2.mock", "force:return y").addParameter(REFER_KEY, URL.encode(PATH_KEY + "=" + IHelloService.class.getName())).addParameter("invoke_return_error", "true");
    Invoker<IHelloService> cluster = getClusterInvoker(url);
    // Configured with mock
    RpcInvocation invocation = new RpcInvocation();
    invocation.setMethodName("getSomething");
    Result ret = cluster.invoke(invocation);
    Assertions.assertEquals("x", ret.getValue());
    // If no mock was configured, return null directly
    invocation = new RpcInvocation();
    invocation.setMethodName("getSomething2");
    ret = cluster.invoke(invocation);
    Assertions.assertEquals("y", ret.getValue());
    // If no mock was configured, return null directly
    invocation = new RpcInvocation();
    invocation.setMethodName("getSomething3");
    try {
        ret = cluster.invoke(invocation);
        Assertions.fail();
    } catch (RpcException e) {
    }
}

Example 72 with RpcException

use of org.apache.dubbo.rpc.RpcException in project dubbo by alibaba.

the class MockClusterInvokerTest method testMockInvokerFromOverride_Invoke_mock_false.

@Test
public void testMockInvokerFromOverride_Invoke_mock_false() {
    URL url = URL.valueOf("remote://1.2.3.4/" + IHelloService.class.getName()).addParameter("mock", "false").addParameter(REFER_KEY, URL.encode(PATH_KEY + "=" + IHelloService.class.getName())).addParameter("invoke_return_error", "true");
    Invoker<IHelloService> cluster = getClusterInvoker(url);
    // Configured with mock
    RpcInvocation invocation = new RpcInvocation();
    invocation.setMethodName("getBoolean2");
    try {
        cluster.invoke(invocation);
        Assertions.fail();
    } catch (RpcException e) {
        Assertions.assertTrue(e.isTimeout());
    }
}

Example 73 with RpcException

use of org.apache.dubbo.rpc.RpcException in project dubbo by alibaba.

the class MockProviderRpcExceptionTest method getClusterInvokerMock.

private Invoker<IHelloRpcService> getClusterInvokerMock(URL url, Invoker<IHelloRpcService> mockInvoker) {
    // As `javassist` have a strict restriction of argument types, request will fail if Invocation do not contains complete parameter type information
    final URL durl = url.addParameter("proxy", "jdk");
    invokers.clear();
    ProxyFactory proxy = ExtensionLoader.getExtensionLoader(ProxyFactory.class).getExtension("jdk");
    Invoker<IHelloRpcService> invoker1 = proxy.getInvoker(new HelloRpcService(), IHelloRpcService.class, durl);
    invokers.add(invoker1);
    if (mockInvoker != null) {
        invokers.add(mockInvoker);
    }
    StaticDirectory<IHelloRpcService> dic = new StaticDirectory<IHelloRpcService>(durl, invokers, null);
    dic.buildRouterChain();
    AbstractClusterInvoker<IHelloRpcService> cluster = new AbstractClusterInvoker(dic) {

        @Override
        protected Result doInvoke(Invocation invocation, List invokers, LoadBalance loadbalance) throws RpcException {
            if (durl.getParameter("invoke_return_error", false)) {
                throw new RpcException(RpcException.TIMEOUT_EXCEPTION, "test rpc exception ");
            } else {
                return ((Invoker<?>) invokers.get(0)).invoke(invocation);
            }
        }
    };
    return new MockClusterInvoker<IHelloRpcService>(dic, cluster);
}

Example 74 with RpcException

use of org.apache.dubbo.rpc.RpcException in project dubbo by alibaba.

the class MetricsFilterTest method testInvokeMetricsService.

public void testInvokeMetricsService() {
    IMetricManager metricManager = MetricManager.getIMetricManager();
    metricManager.clear();
    MetricsFilter metricsFilter = new MetricsFilter();
    Invocation invocation = new RpcInvocation("sayName", DemoService.class.getName(), "", new Class<?>[0], new Object[0]);
    RpcContext.getContext().setRemoteAddress(host, url.getPort()).setLocalAddress(host, NetUtils.getAvailablePort());
    RpcContext.getContext().setUrl(serviceInvoker.getUrl().addParameter(SIDE_KEY, PROVIDER_SIDE).addParameter(TIMEOUT_KEY, 300));
    AppResponse response = AppResponseBuilder.create().build();
    onInvokeReturns(response);
    for (int i = 0; i < 50; i++) {
        try {
            metricsFilter.invoke(serviceInvoker, invocation);
            metricsFilter.invoke(timeoutInvoker, invocation);
        } catch (RpcException e) {
        // ignore
        }
    }
    Protocol protocol = DubboProtocol.getDubboProtocol();
    URL metricUrl = URL.valueOf("dubbo://" + url.getHost() + ":" + url.getPort() + "/" + MetricsService.class.getName() + "?" + METRICS_PORT + "=" + port);
    Invoker<MetricsService> invoker = protocol.refer(MetricsService.class, metricUrl);
    invocation = new RpcInvocation("getMetricsByGroup", DemoService.class.getName(), "", new Class<?>[] { String.class }, new Object[] { DUBBO_GROUP });
    try {
        Thread.sleep(5000);
    } catch (Exception e) {
    // ignore
    }
    String resStr = invoker.invoke(invocation).getValue().toString();
    List<MetricObject> metricObjectList = new Gson().fromJson(resStr, new TypeToken<List<MetricObject>>() {
    }.getType());
    Map<String, Object> metricMap = new HashMap<>();
    for (int i = 0; i < metricObjectList.size(); i++) {
        MetricObject object = metricObjectList.get(i);
        String metric = object.getMetric().substring(object.getMetric().lastIndexOf(".") + 1);
        if ((double) object.getValue() > 0.0 && object.getMetricLevel().equals(MetricLevel.MAJOR))
            metricMap.put(metric, object.getValue());
    }
    Assertions.assertEquals(50.0, metricMap.get("success_bucket_count"));
    Assertions.assertEquals(50.0, metricMap.get("timeoutError_bucket_count"));
    Assertions.assertEquals(100.0, metricMap.get("bucket_count"));
    Assertions.assertEquals(100.0 / 5, metricMap.get("qps"));
    Assertions.assertEquals(50.0 / 100.0, metricMap.get("success_rate"));
    invoker.destroy();
}

Example 75 with RpcException

use of org.apache.dubbo.rpc.RpcException in project dubbo by alibaba.

the class MetricsFilterTest method testConsumerTimeout.

public void testConsumerTimeout() {
    IMetricManager metricManager = MetricManager.getIMetricManager();
    metricManager.clear();
    MetricsFilter metricsFilter = new MetricsFilter();
    Invocation invocation = new RpcInvocation("timeoutException", DemoService.class.getName(), "", null, null);
    RpcContext.getContext().setRemoteAddress(host, url.getPort()).setLocalAddress(host, NetUtils.getAvailablePort());
    RpcContext.getContext().setUrl(timeoutInvoker.getUrl().addParameter(SIDE_KEY, CONSUMER_SIDE).addParameter(TIMEOUT_KEY, 300));
    AppResponse response = AppResponseBuilder.create().build();
    onInvokeReturns(response);
    for (int i = 0; i < 10; i++) {
        try {
            metricsFilter.invoke(timeoutInvoker, invocation);
        } catch (RpcException e) {
        // ignore
        }
    }
    FastCompass dubboClient = metricManager.getFastCompass(DUBBO_GROUP, new MetricName(DUBBO_CONSUMER, MetricLevel.MAJOR));
    FastCompass dubboMethod = metricManager.getFastCompass(DUBBO_GROUP, new MetricName(DUBBO_CONSUMER_METHOD, new HashMap<String, String>(4) {

        {
            put(SERVICE, "org.apache.dubbo.monitor.dubbo.service.DemoService");
            put(METHOD, "void timeoutException()");
        }
    }, MetricLevel.NORMAL));
    long timestamp = System.currentTimeMillis() / 5000 * 5000;
    Assertions.assertEquals(10, dubboClient.getMethodCountPerCategory(0).get("timeoutError").get(timestamp));
    timestamp = timestamp / 15000 * 15000;
    Assertions.assertEquals(10, dubboMethod.getMethodCountPerCategory(0).get("timeoutError").get(timestamp));
}