| 58 | import javax.annotation.Nullable; |
| 59 | |
| 60 | class XdsClusterResource extends XdsResourceType<CdsUpdate> { |
| 61 | @VisibleForTesting |
| 62 | static boolean enableLeastRequest = |
| 63 | !Strings.isNullOrEmpty(System.getenv("GRPC_EXPERIMENTAL_ENABLE_LEAST_REQUEST")) |
| 64 | ? Boolean.parseBoolean(System.getenv("GRPC_EXPERIMENTAL_ENABLE_LEAST_REQUEST")) |
| 65 | : Boolean.parseBoolean( |
| 66 | System.getProperty("io.grpc.xds.experimentalEnableLeastRequest", "true")); |
| 67 | @VisibleForTesting |
| 68 | public static boolean enableSystemRootCerts = |
| 69 | GrpcUtil.getFlag("GRPC_EXPERIMENTAL_XDS_SYSTEM_ROOT_CERTS", true); |
| 70 | static boolean isEnabledXdsHttpConnect = |
| 71 | GrpcUtil.getFlag("GRPC_EXPERIMENTAL_XDS_HTTP_CONNECT", false); |
| 72 | |
| 73 | @VisibleForTesting |
| 74 | static final String AGGREGATE_CLUSTER_TYPE_NAME = "envoy.clusters.aggregate"; |
| 75 | static final String ADS_TYPE_URL_CDS = |
| 76 | "type.googleapis.com/envoy.config.cluster.v3.Cluster"; |
| 77 | private static final String TYPE_URL_CLUSTER_CONFIG = |
| 78 | "type.googleapis.com/envoy.extensions.clusters.aggregate.v3.ClusterConfig"; |
| 79 | private static final String TYPE_URL_UPSTREAM_TLS_CONTEXT = |
| 80 | "type.googleapis.com/envoy.extensions.transport_sockets.tls.v3.UpstreamTlsContext"; |
| 81 | private static final String TYPE_URL_UPSTREAM_TLS_CONTEXT_V2 = |
| 82 | "type.googleapis.com/envoy.api.v2.auth.UpstreamTlsContext"; |
| 83 | private final LoadBalancerRegistry loadBalancerRegistry |
| 84 | = LoadBalancerRegistry.getDefaultRegistry(); |
| 85 | |
| 86 | private static final XdsClusterResource instance = new XdsClusterResource(); |
| 87 | |
| 88 | public static XdsClusterResource getInstance() { |
| 89 | return instance; |
| 90 | } |
| 91 | |
| 92 | @Override |
| 93 | @Nullable |
| 94 | protected String extractResourceName(Message unpackedResource) { |
| 95 | if (!(unpackedResource instanceof Cluster)) { |
| 96 | return null; |
| 97 | } |
| 98 | return ((Cluster) unpackedResource).getName(); |
| 99 | } |
| 100 | |
| 101 | @Override |
| 102 | public String typeName() { |
| 103 | return "CDS"; |
| 104 | } |
| 105 | |
| 106 | @Override |
| 107 | public String typeUrl() { |
| 108 | return ADS_TYPE_URL_CDS; |
| 109 | } |
| 110 | |
| 111 | @Override |
| 112 | public boolean shouldRetrieveResourceKeysForArgs() { |
| 113 | return true; |
| 114 | } |
| 115 | |
| 116 | @Override |
| 117 | protected boolean isFullStateOfTheWorld() { |
nothing calls this directly
no test coverage detected