Examples with Invocation org.apache.servicecomb.core.Invocation used on opensource projects

Example 96 with Invocation

use of org.apache.servicecomb.core.Invocation in project java-chassis by ServiceComb.

the class TestLoadBalanceHandler2 method trying_chance_should_be_released.

@Test
public void trying_chance_should_be_released() {
    List<ServiceCombServer> servers = new ArrayList<>();
    ServiceCombServer serviceCombServer = createMockedServer("instanceId", "rest://127.0.0.1:8080");
    servers.add(serviceCombServer);
    DiscoveryTree discoveryTree = createMockedDiscoveryTree(servers);
    LoadbalanceHandler handler = new LoadbalanceHandler(discoveryTree);
    // mock the process of the isolated server selected and changed to TRYING status
    ServiceCombServerStats serviceCombServerStats = mockServiceCombServerStats(serviceCombServer, 5, true);
    Invocation invocation = new NonSwaggerInvocation("testApp", "testMicroserviceName", "0.0.0+", (inv, aysnc) -> {
        Assert.assertEquals("rest://127.0.0.1:8080", inv.getEndpoint().getEndpoint());
        Assert.assertTrue(serviceCombServerStats.isIsolated());
        Assert.assertEquals(5, serviceCombServerStats.getContinuousFailureCount());
        Assert.assertFalse(ServiceCombServerStats.isolatedServerCanTry());
        aysnc.success("OK");
    });
    Assert.assertTrue(ServiceCombServerStats.applyForTryingChance(invocation));
    invocation.addLocalContext(IsolationDiscoveryFilter.TRYING_INSTANCES_EXISTING, true);
    try {
        handler.handle(invocation, (response) -> Assert.assertEquals("OK", response.getResult()));
    } catch (Exception e) {
        Assert.fail("unexpected exception " + e.getMessage());
    }
    Assert.assertEquals("rest://127.0.0.1:8080", invocation.getEndpoint().getEndpoint());
    Assert.assertTrue(serviceCombServerStats.isIsolated());
    Assert.assertEquals(0, serviceCombServerStats.getContinuousFailureCount());
    Assert.assertTrue(ServiceCombServerStats.isolatedServerCanTry());
}

Example 97 with Invocation

use of org.apache.servicecomb.core.Invocation in project java-chassis by ServiceComb.

the class TestLoadBalanceHandler2 method testZoneAwareAndIsolationFilterWorksEmptyInstanceProtectionEnabled.

@Test
public void testZoneAwareAndIsolationFilterWorksEmptyInstanceProtectionEnabled() throws Exception {
    ArchaiusUtils.setProperty("servicecomb.loadbalance.filter.isolation.emptyInstanceProtectionEnabled", "true");
    ReferenceConfig referenceConfig = Mockito.mock(ReferenceConfig.class);
    OperationMeta operationMeta = Mockito.mock(OperationMeta.class);
    InvocationRuntimeType invocationRuntimeType = Mockito.mock(InvocationRuntimeType.class);
    SchemaMeta schemaMeta = Mockito.mock(SchemaMeta.class);
    when(operationMeta.getSchemaMeta()).thenReturn(schemaMeta);
    MicroserviceMeta microserviceMeta = Mockito.mock(MicroserviceMeta.class);
    when(schemaMeta.getMicroserviceMeta()).thenReturn(microserviceMeta);
    when(schemaMeta.getMicroserviceName()).thenReturn("testMicroserviceName");
    when(microserviceMeta.getAppId()).thenReturn("testApp");
    when(referenceConfig.getVersionRule()).thenReturn("0.0.0+");
    when(referenceConfig.getTransport()).thenReturn("rest");
    Invocation invocation = new Invocation(referenceConfig, operationMeta, invocationRuntimeType, new HashMap<>());
    InstanceCacheManager instanceCacheManager = Mockito.mock(InstanceCacheManager.class);
    TransportManager transportManager = Mockito.mock(TransportManager.class);
    Transport transport = Mockito.mock(Transport.class);
    ArchaiusUtils.setProperty("servicecomb.loadbalance.filter.operation.enabled", "false");
    // set up data
    MicroserviceInstance myself = new MicroserviceInstance();
    DataCenterInfo info = new DataCenterInfo();
    info.setName("test");
    info.setRegion("test-Region");
    info.setAvailableZone("test-zone");
    myself.setDataCenterInfo(info);
    MicroserviceInstance allmatchInstance = new MicroserviceInstance();
    info = new DataCenterInfo();
    info.setName("test");
    info.setRegion("test-Region");
    info.setAvailableZone("test-zone");
    List<String> allMatchEndpoint = new ArrayList<>();
    allMatchEndpoint.add("rest://localhost:9090");
    allmatchInstance.setEndpoints(allMatchEndpoint);
    allmatchInstance.setDataCenterInfo(info);
    allmatchInstance.setInstanceId("allmatchInstance");
    MicroserviceInstance regionMatchInstance = new MicroserviceInstance();
    info = new DataCenterInfo();
    info.setName("test");
    info.setRegion("test-Region");
    info.setAvailableZone("test-zone2");
    List<String> regionMatchEndpoint = new ArrayList<>();
    regionMatchEndpoint.add("rest://localhost:9091");
    regionMatchInstance.setEndpoints(regionMatchEndpoint);
    regionMatchInstance.setDataCenterInfo(info);
    regionMatchInstance.setInstanceId("regionMatchInstance");
    MicroserviceInstance noneMatchInstance = new MicroserviceInstance();
    info = new DataCenterInfo();
    info.setName("test");
    info.setRegion("test-Region2");
    info.setAvailableZone("test-zone2");
    List<String> noMatchEndpoint = new ArrayList<>();
    noMatchEndpoint.add("rest://localhost:9092");
    noneMatchInstance.setEndpoints(noMatchEndpoint);
    noneMatchInstance.setDataCenterInfo(info);
    noneMatchInstance.setInstanceId("noneMatchInstance");
    Map<String, MicroserviceInstance> data = new HashMap<>();
    DiscoveryTreeNode parent = new DiscoveryTreeNode().name("parent").data(data);
    scbEngine.setTransportManager(transportManager);
    LocalRegistryStore.INSTANCE.initSelfWithMocked(null, myself);
    mockUpInstanceCacheManager(instanceCacheManager);
    when(instanceCacheManager.getOrCreateVersionedCache("testApp", "testMicroserviceName", "0.0.0+")).thenReturn(parent);
    when(transportManager.findTransport("rest")).thenReturn(transport);
    LoadbalanceHandler handler = null;
    LoadBalancer loadBalancer = null;
    ServiceCombServer server = null;
    handler = new LoadbalanceHandler();
    loadBalancer = handler.getOrCreateLoadBalancer(invocation);
    server = loadBalancer.chooseServer(invocation);
    Assert.assertEquals(null, server);
    data.put("noneMatchInstance", noneMatchInstance);
    parent.cacheVersion(1);
    handler = new LoadbalanceHandler();
    loadBalancer = handler.getOrCreateLoadBalancer(invocation);
    server = loadBalancer.chooseServer(invocation);
    Assert.assertEquals("rest://localhost:9092", server.getEndpoint().getEndpoint());
    data.put("regionMatchInstance", regionMatchInstance);
    parent.cacheVersion(parent.cacheVersion() + 1);
    loadBalancer = handler.getOrCreateLoadBalancer(invocation);
    server = loadBalancer.chooseServer(invocation);
    Assert.assertEquals("rest://localhost:9091", server.getEndpoint().getEndpoint());
    data.put("allmatchInstance", allmatchInstance);
    parent.cacheVersion(parent.cacheVersion() + 1);
    loadBalancer = handler.getOrCreateLoadBalancer(invocation);
    server = loadBalancer.chooseServer(invocation);
    Assert.assertEquals("rest://localhost:9090", server.getEndpoint().getEndpoint());
    ServiceCombLoadBalancerStats.INSTANCE.markSuccess(server);
    ServiceCombLoadBalancerStats.INSTANCE.markSuccess(server);
    ServiceCombLoadBalancerStats.INSTANCE.markSuccess(server);
    ServiceCombLoadBalancerStats.INSTANCE.markSuccess(server);
    ServiceCombLoadBalancerStats.INSTANCE.markFailure(server);
    // if errorThresholdPercentage is 0,that means errorThresholdPercentage is not active.
    ArchaiusUtils.setProperty("servicecomb.loadbalance.isolation.errorThresholdPercentage", "0");
    loadBalancer = handler.getOrCreateLoadBalancer(invocation);
    server = loadBalancer.chooseServer(invocation);
    Assert.assertEquals("rest://localhost:9090", server.getEndpoint().getEndpoint());
    // if errorThresholdPercentage greater than 0, it will activate.
    ArchaiusUtils.setProperty("servicecomb.loadbalance.isolation.errorThresholdPercentage", "20");
    ArchaiusUtils.setProperty("servicecomb.loadbalance.isolation.minIsolationTime", "30");
    ServiceCombServer server2 = server;
    loadBalancer = handler.getOrCreateLoadBalancer(invocation);
    server = loadBalancer.chooseServer(invocation);
    Assert.assertEquals("rest://localhost:9091", server.getEndpoint().getEndpoint());
    ServiceCombLoadBalancerStats.INSTANCE.markSuccess(server2);
    loadBalancer = handler.getOrCreateLoadBalancer(invocation);
    server = loadBalancer.chooseServer(invocation);
    Assert.assertEquals("rest://localhost:9091", server.getEndpoint().getEndpoint());
    mockDelayMillis(31);
    loadBalancer = handler.getOrCreateLoadBalancer(invocation);
    server = loadBalancer.chooseServer(invocation);
    Assert.assertEquals("rest://localhost:9090", server.getEndpoint().getEndpoint());
    ServiceCombLoadBalancerStats.INSTANCE.markFailure(server2);
    ServiceCombLoadBalancerStats.INSTANCE.markFailure(server2);
    loadBalancer = handler.getOrCreateLoadBalancer(invocation);
    server = loadBalancer.chooseServer(invocation);
    Assert.assertEquals("rest://localhost:9091", server.getEndpoint().getEndpoint());
}

Example 98 with Invocation

use of org.apache.servicecomb.core.Invocation in project java-chassis by ServiceComb.

the class TestLoadbalanceHandler method send_success.

@Test
public void send_success(@Injectable LoadBalancer loadBalancer) {
    MicroserviceInstance instance1 = new MicroserviceInstance();
    instance1.setInstanceId("1234");
    CacheEndpoint cacheEndpoint = new CacheEndpoint("rest://localhost:8080", instance1);
    ServiceCombServer server = new ServiceCombServer(null, restTransport, cacheEndpoint);
    LoadBalancerStats stats = new LoadBalancerStats("test");
    new Expectations(loadBalancer) {

        {
            loadBalancer.chooseServer(invocation);
            result = server;
            loadBalancer.getLoadBalancerStats();
            result = stats;
        }
    };
    sendResponse = Response.ok("success");
    Holder<String> result = new Holder<>();
    Deencapsulation.invoke(handler, "send", invocation, (AsyncResponse) resp -> {
        result.value = resp.getResult();
    }, loadBalancer);
    Assert.assertEquals(1, loadBalancer.getLoadBalancerStats().getSingleServerStat(server).getActiveRequestsCount());
    Assert.assertEquals("success", result.value);
}

Example 99 with Invocation

use of org.apache.servicecomb.core.Invocation in project java-chassis by ServiceComb.

the class TestLoadbalanceHandler method send_failed2.

@Test
public void send_failed2(@Injectable LoadBalancer loadBalancer) {
    MicroserviceInstance instance1 = new MicroserviceInstance();
    instance1.setInstanceId("1234");
    CacheEndpoint cacheEndpoint = new CacheEndpoint("rest://localhost:8080", instance1);
    ServiceCombServer server = new ServiceCombServer(null, restTransport, cacheEndpoint);
    LoadBalancerStats stats = new LoadBalancerStats("test");
    new Expectations(loadBalancer) {

        {
            loadBalancer.chooseServer(invocation);
            result = server;
            loadBalancer.getLoadBalancerStats();
            result = stats;
        }
    };
    sendResponse = Response.create(Status.BAD_REQUEST, "send failed");
    Holder<Throwable> result = new Holder<>();
    Deencapsulation.invoke(handler, "send", invocation, (AsyncResponse) resp -> {
        result.value = (Throwable) resp.getResult();
    }, loadBalancer);
    // InvocationException is not taken as a failure
    Assert.assertEquals(0, loadBalancer.getLoadBalancerStats().getSingleServerStat(server).getSuccessiveConnectionFailureCount());
    Assert.assertEquals("InvocationException: code=400;msg=send failed", result.value.getMessage());
}

Example 100 with Invocation

use of org.apache.servicecomb.core.Invocation in project java-chassis by ServiceComb.

the class ServerDiscoveryFilter method createEndpoint.

@Override
protected Object createEndpoint(DiscoveryContext context, String transportName, String endpoint, MicroserviceInstance instance) {
    Transport transport = SCBEngine.getInstance().getTransportManager().findTransport(transportName);
    if (transport == null) {
        LOGGER.info("not deployed transport {}, ignore {}.", transportName, endpoint);
        return null;
    }
    Invocation invocation = context.getInputParameters();
    return new ServiceCombServer(invocation.getMicroserviceName(), transport, new CacheEndpoint(endpoint, instance));
}