Examples with CdsUpdate io.grpc.xds.XdsClient.CdsUpdate used on opensource projects

Example 16 with CdsUpdate

use of io.grpc.xds.XdsClient.CdsUpdate in project grpc-java by grpc.

the class CdsLoadBalancer2Test method aggregateCluster_discoveryErrorAfterChildLbCreated_propagateToChildLb.

@Test
public void aggregateCluster_discoveryErrorAfterChildLbCreated_propagateToChildLb() {
    String cluster1 = "cluster-01.googleapis.com";
    // CLUSTER (aggr.) -> [cluster1 (logical DNS)]
    CdsUpdate update = CdsUpdate.forAggregate(CLUSTER, Collections.singletonList(cluster1)).roundRobinLbPolicy().build();
    xdsClient.deliverCdsUpdate(CLUSTER, update);
    CdsUpdate update1 = CdsUpdate.forLogicalDns(cluster1, DNS_HOST_NAME, LRS_SERVER_INFO, 200L, null).roundRobinLbPolicy().build();
    xdsClient.deliverCdsUpdate(cluster1, update1);
    FakeLoadBalancer childLb = Iterables.getOnlyElement(childBalancers);
    ClusterResolverConfig childLbConfig = (ClusterResolverConfig) childLb.config;
    assertThat(childLbConfig.discoveryMechanisms).hasSize(1);
    Status error = Status.RESOURCE_EXHAUSTED.withDescription("OOM");
    xdsClient.deliverError(error);
    assertThat(childLb.upstreamError).isEqualTo(error);
    // child LB may choose to keep working
    assertThat(childLb.shutdown).isFalse();
}

Example 17 with CdsUpdate

use of io.grpc.xds.XdsClient.CdsUpdate in project grpc-java by grpc.

the class ClientXdsClientTestBase method cdsResponseWithNewUpstreamTlsContext.

/**
 * CDS response containing new UpstreamTlsContext for a cluster.
 */
@Test
@SuppressWarnings("deprecation")
public void cdsResponseWithNewUpstreamTlsContext() {
    Assume.assumeTrue(useProtocolV3());
    DiscoveryRpcCall call = startResourceWatcher(CDS, CDS_RESOURCE, cdsResourceWatcher);
    // Management server sends back CDS response with UpstreamTlsContext.
    Any clusterEds = Any.pack(mf.buildEdsCluster(CDS_RESOURCE, "eds-cluster-foo.googleapis.com", "round_robin", null, null, true, mf.buildNewUpstreamTlsContext("cert-instance-name", "cert1"), "envoy.transport_sockets.tls", null));
    List<Any> clusters = ImmutableList.of(Any.pack(mf.buildLogicalDnsCluster("cluster-bar.googleapis.com", "dns-service-bar.googleapis.com", 443, "round_robin", null, null, false, null, null)), clusterEds, Any.pack(mf.buildEdsCluster("cluster-baz.googleapis.com", null, "round_robin", null, null, false, null, "envoy.transport_sockets.tls", null)));
    call.sendResponse(CDS, clusters, VERSION_1, "0000");
    // Client sent an ACK CDS request.
    call.verifyRequest(CDS, CDS_RESOURCE, VERSION_1, "0000", NODE);
    verify(cdsResourceWatcher, times(1)).onChanged(cdsUpdateCaptor.capture());
    CdsUpdate cdsUpdate = cdsUpdateCaptor.getValue();
    CertificateProviderPluginInstance certificateProviderInstance = cdsUpdate.upstreamTlsContext().getCommonTlsContext().getValidationContext().getCaCertificateProviderInstance();
    assertThat(certificateProviderInstance.getInstanceName()).isEqualTo("cert-instance-name");
    assertThat(certificateProviderInstance.getCertificateName()).isEqualTo("cert1");
    verifyResourceMetadataAcked(CDS, CDS_RESOURCE, clusterEds, VERSION_1, TIME_INCREMENT);
    verifySubscribedResourcesMetadataSizes(0, 1, 0, 0);
}

Example 18 with CdsUpdate

use of io.grpc.xds.XdsClient.CdsUpdate in project grpc-java by grpc.

the class ClientXdsClientTestBase method cachedCdsResource_data.

@Test
public void cachedCdsResource_data() {
    DiscoveryRpcCall call = startResourceWatcher(CDS, CDS_RESOURCE, cdsResourceWatcher);
    call.sendResponse(CDS, testClusterRoundRobin, VERSION_1, "0000");
    // Client sends an ACK CDS request.
    call.verifyRequest(CDS, CDS_RESOURCE, VERSION_1, "0000", NODE);
    CdsResourceWatcher watcher = mock(CdsResourceWatcher.class);
    xdsClient.watchCdsResource(CDS_RESOURCE, watcher);
    verify(watcher).onChanged(cdsUpdateCaptor.capture());
    CdsUpdate cdsUpdate = cdsUpdateCaptor.getValue();
    assertThat(cdsUpdate.clusterName()).isEqualTo(CDS_RESOURCE);
    assertThat(cdsUpdate.clusterType()).isEqualTo(ClusterType.EDS);
    assertThat(cdsUpdate.edsServiceName()).isNull();
    assertThat(cdsUpdate.lbPolicy()).isEqualTo(LbPolicy.ROUND_ROBIN);
    assertThat(cdsUpdate.lrsServerInfo()).isNull();
    assertThat(cdsUpdate.maxConcurrentRequests()).isNull();
    assertThat(cdsUpdate.upstreamTlsContext()).isNull();
    call.verifyNoMoreRequest();
    verifyResourceMetadataAcked(CDS, CDS_RESOURCE, testClusterRoundRobin, VERSION_1, TIME_INCREMENT);
    verifySubscribedResourcesMetadataSizes(0, 1, 0, 0);
}

Example 19 with CdsUpdate

use of io.grpc.xds.XdsClient.CdsUpdate in project grpc-java by grpc.

the class ClientXdsClientDataTest method parseCluster_ringHashLbPolicy_defaultLbConfig.

@Test
public void parseCluster_ringHashLbPolicy_defaultLbConfig() throws ResourceInvalidException {
    Cluster cluster = Cluster.newBuilder().setName("cluster-foo.googleapis.com").setType(DiscoveryType.EDS).setEdsClusterConfig(EdsClusterConfig.newBuilder().setEdsConfig(ConfigSource.newBuilder().setAds(AggregatedConfigSource.getDefaultInstance())).setServiceName("service-foo.googleapis.com")).setLbPolicy(LbPolicy.RING_HASH).build();
    CdsUpdate update = ClientXdsClient.processCluster(cluster, new HashSet<String>(), null, LRS_SERVER_INFO);
    assertThat(update.lbPolicy()).isEqualTo(CdsUpdate.LbPolicy.RING_HASH);
    assertThat(update.minRingSize()).isEqualTo(ClientXdsClient.DEFAULT_RING_HASH_LB_POLICY_MIN_RING_SIZE);
    assertThat(update.maxRingSize()).isEqualTo(ClientXdsClient.DEFAULT_RING_HASH_LB_POLICY_MAX_RING_SIZE);
}

Example 20 with CdsUpdate

use of io.grpc.xds.XdsClient.CdsUpdate in project grpc-java by grpc.

the class ClientXdsClientTestBase method cdsResourceFound.

@Test
public void cdsResourceFound() {
    DiscoveryRpcCall call = startResourceWatcher(CDS, CDS_RESOURCE, cdsResourceWatcher);
    call.sendResponse(CDS, testClusterRoundRobin, VERSION_1, "0000");
    // Client sent an ACK CDS request.
    call.verifyRequest(CDS, CDS_RESOURCE, VERSION_1, "0000", NODE);
    verify(cdsResourceWatcher).onChanged(cdsUpdateCaptor.capture());
    CdsUpdate cdsUpdate = cdsUpdateCaptor.getValue();
    assertThat(cdsUpdate.clusterName()).isEqualTo(CDS_RESOURCE);
    assertThat(cdsUpdate.clusterType()).isEqualTo(ClusterType.EDS);
    assertThat(cdsUpdate.edsServiceName()).isNull();
    assertThat(cdsUpdate.lbPolicy()).isEqualTo(LbPolicy.ROUND_ROBIN);
    assertThat(cdsUpdate.lrsServerInfo()).isNull();
    assertThat(cdsUpdate.maxConcurrentRequests()).isNull();
    assertThat(cdsUpdate.upstreamTlsContext()).isNull();
    assertThat(fakeClock.getPendingTasks(CDS_RESOURCE_FETCH_TIMEOUT_TASK_FILTER)).isEmpty();
    verifyResourceMetadataAcked(CDS, CDS_RESOURCE, testClusterRoundRobin, VERSION_1, TIME_INCREMENT);
    verifySubscribedResourcesMetadataSizes(0, 1, 0, 0);
}