Examples with BootstrapInfo io.grpc.xds.Bootstrapper.BootstrapInfo used on opensource projects

Example 11 with BootstrapInfo

use of io.grpc.xds.Bootstrapper.BootstrapInfo in project grpc-java by grpc.

the class SharedXdsClientPoolProvider method getOrCreate.

@Override
public ObjectPool<XdsClient> getOrCreate() throws XdsInitializationException {
    ObjectPool<XdsClient> ref = xdsClientPool;
    if (ref == null) {
        synchronized (lock) {
            ref = xdsClientPool;
            if (ref == null) {
                BootstrapInfo bootstrapInfo;
                Map<String, ?> rawBootstrap = bootstrapOverride.get();
                if (rawBootstrap != null) {
                    bootstrapInfo = bootstrapper.bootstrap(rawBootstrap);
                } else {
                    bootstrapInfo = bootstrapper.bootstrap();
                }
                if (bootstrapInfo.servers().isEmpty()) {
                    throw new XdsInitializationException("No xDS server provided");
                }
                ref = xdsClientPool = new RefCountedXdsClientObjectPool(bootstrapInfo);
            }
        }
    }
    return ref;
}

Example 12 with BootstrapInfo

use of io.grpc.xds.Bootstrapper.BootstrapInfo in project grpc-java by grpc.

the class XdsNameResolver method start.

@Override
public void start(Listener2 listener) {
    this.listener = checkNotNull(listener, "listener");
    try {
        xdsClientPool = xdsClientPoolFactory.getOrCreate();
    } catch (Exception e) {
        listener.onError(Status.UNAVAILABLE.withDescription("Failed to initialize xDS").withCause(e));
        return;
    }
    xdsClient = xdsClientPool.getObject();
    BootstrapInfo bootstrapInfo = xdsClient.getBootstrapInfo();
    String listenerNameTemplate;
    if (targetAuthority == null) {
        listenerNameTemplate = bootstrapInfo.clientDefaultListenerResourceNameTemplate();
    } else {
        AuthorityInfo authorityInfo = bootstrapInfo.authorities().get(targetAuthority);
        if (authorityInfo == null) {
            listener.onError(Status.INVALID_ARGUMENT.withDescription("invalid target URI: target authority not found in the bootstrap"));
            return;
        }
        listenerNameTemplate = authorityInfo.clientListenerResourceNameTemplate();
    }
    String replacement = serviceAuthority;
    if (listenerNameTemplate.startsWith(XDSTP_SCHEME)) {
        replacement = XdsClient.percentEncodePath(replacement);
    }
    String ldsResourceName = expandPercentS(listenerNameTemplate, replacement);
    if (!XdsClient.isResourceNameValid(ldsResourceName, ResourceType.LDS.typeUrl()) && !XdsClient.isResourceNameValid(ldsResourceName, ResourceType.LDS.typeUrlV2())) {
        listener.onError(Status.INVALID_ARGUMENT.withDescription("invalid listener resource URI for service authority: " + serviceAuthority));
        return;
    }
    ldsResourceName = XdsClient.canonifyResourceName(ldsResourceName);
    callCounterProvider = SharedCallCounterMap.getInstance();
    resolveState = new ResolveState(ldsResourceName);
    resolveState.start();
}

Example 13 with BootstrapInfo

use of io.grpc.xds.Bootstrapper.BootstrapInfo in project grpc-java by grpc.

the class BootstrapperImplTest method parseClientDefaultListenerResourceNameTemplate.

@Test
public void parseClientDefaultListenerResourceNameTemplate() throws Exception {
    BootstrapperImpl.enableFederation = true;
    String rawData = "{\n" + "  \"xds_servers\": [\n" + "  ]\n" + "}";
    bootstrapper.setFileReader(createFileReader(BOOTSTRAP_FILE_PATH, rawData));
    BootstrapInfo info = bootstrapper.bootstrap();
    assertThat(info.clientDefaultListenerResourceNameTemplate()).isEqualTo("%s");
    rawData = "{\n" + "  \"client_default_listener_resource_name_template\": \"xdstp://a.com/faketype/%s\",\n" + "  \"xds_servers\": [\n" + "  ]\n" + "}";
    bootstrapper.setFileReader(createFileReader(BOOTSTRAP_FILE_PATH, rawData));
    info = bootstrapper.bootstrap();
    assertThat(info.clientDefaultListenerResourceNameTemplate()).isEqualTo("xdstp://a.com/faketype/%s");
}

Example 14 with BootstrapInfo

use of io.grpc.xds.Bootstrapper.BootstrapInfo in project grpc-java by grpc.

the class BootstrapperImplTest method useV3ProtocolIfV3FeaturePresent.

@Test
public void useV3ProtocolIfV3FeaturePresent() throws XdsInitializationException {
    String rawData = "{\n" + "  \"xds_servers\": [\n" + "    {\n" + "      \"server_uri\": \"" + SERVER_URI + "\",\n" + "      \"channel_creds\": [\n" + "        {\"type\": \"insecure\"}\n" + "      ],\n" + "      \"server_features\": [\"xds_v3\"]\n" + "    }\n" + "  ]\n" + "}";
    bootstrapper.setFileReader(createFileReader(BOOTSTRAP_FILE_PATH, rawData));
    BootstrapInfo info = bootstrapper.bootstrap();
    ServerInfo serverInfo = Iterables.getOnlyElement(info.servers());
    assertThat(serverInfo.target()).isEqualTo(SERVER_URI);
    assertThat(serverInfo.channelCredentials()).isInstanceOf(InsecureChannelCredentials.class);
    assertThat(serverInfo.useProtocolV3()).isTrue();
}

Example 15 with BootstrapInfo

use of io.grpc.xds.Bootstrapper.BootstrapInfo in project grpc-java by grpc.

the class BootstrapperImplTest method parseBootstrap_IgnoreIrrelevantFields.

@Test
public void parseBootstrap_IgnoreIrrelevantFields() throws XdsInitializationException {
    String rawData = "{\n" + "  \"node\": {\n" + "    \"id\": \"ENVOY_NODE_ID\",\n" + "    \"cluster\": \"ENVOY_CLUSTER\",\n" + "    \"locality\": {},\n" + "    \"metadata\": {\n" + "      \"TRAFFICDIRECTOR_INTERCEPTION_PORT\": \"ENVOY_PORT\",\n" + "      \"TRAFFICDIRECTOR_NETWORK_NAME\": \"VPC_NETWORK_NAME\"\n" + "    }\n" + "  },\n" + "  \"xds_servers\": [\n" + "    {\n" + "      \"server_uri\": \"" + SERVER_URI + "\",\n" + "      \"ignore\": \"something irrelevant\"," + "      \"channel_creds\": [\n" + "        {\"type\": \"insecure\"}\n" + "      ]\n" + "    }\n" + "  ],\n" + "  \"ignore\": \"something irrelevant\"\n" + "}";
    bootstrapper.setFileReader(createFileReader(BOOTSTRAP_FILE_PATH, rawData));
    BootstrapInfo info = bootstrapper.bootstrap();
    assertThat(info.servers()).hasSize(1);
    ServerInfo serverInfo = Iterables.getOnlyElement(info.servers());
    assertThat(serverInfo.target()).isEqualTo(SERVER_URI);
    assertThat(serverInfo.channelCredentials()).isInstanceOf(InsecureChannelCredentials.class);
    assertThat(info.node()).isEqualTo(getNodeBuilder().setId("ENVOY_NODE_ID").setCluster("ENVOY_CLUSTER").setLocality(Locality.create("", "", "")).setMetadata(ImmutableMap.of("TRAFFICDIRECTOR_INTERCEPTION_PORT", "ENVOY_PORT", "TRAFFICDIRECTOR_NETWORK_NAME", "VPC_NETWORK_NAME")).build());
}