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package io.envoyproxy.envoy.service.load_stats.v2;
import static io.grpc.MethodDescriptor.generateFullMethodName;
import static io.grpc.stub.ClientCalls.asyncBidiStreamingCall;
import static io.grpc.stub.ClientCalls.asyncClientStreamingCall;
import static io.grpc.stub.ClientCalls.asyncServerStreamingCall;
import static io.grpc.stub.ClientCalls.asyncUnaryCall;
import static io.grpc.stub.ClientCalls.blockingServerStreamingCall;
import static io.grpc.stub.ClientCalls.blockingUnaryCall;
import static io.grpc.stub.ClientCalls.futureUnaryCall;
import static io.grpc.stub.ServerCalls.asyncBidiStreamingCall;
import static io.grpc.stub.ServerCalls.asyncClientStreamingCall;
import static io.grpc.stub.ServerCalls.asyncServerStreamingCall;
import static io.grpc.stub.ServerCalls.asyncUnaryCall;
import static io.grpc.stub.ServerCalls.asyncUnimplementedStreamingCall;
import static io.grpc.stub.ServerCalls.asyncUnimplementedUnaryCall;
/**
*/
@javax.annotation.Generated(
value = "by gRPC proto compiler (version 1.22.1)",
comments = "Source: envoy/service/load_stats/v2/lrs.proto")
public final class LoadReportingServiceGrpc {
private LoadReportingServiceGrpc() {}
public static final String SERVICE_NAME = "envoy.service.load_stats.v2.LoadReportingService";
// Static method descriptors that strictly reflect the proto.
private static volatile io.grpc.MethodDescriptor getStreamLoadStatsMethod;
@io.grpc.stub.annotations.RpcMethod(
fullMethodName = SERVICE_NAME + '/' + "StreamLoadStats",
requestType = io.envoyproxy.envoy.service.load_stats.v2.LoadStatsRequest.class,
responseType = io.envoyproxy.envoy.service.load_stats.v2.LoadStatsResponse.class,
methodType = io.grpc.MethodDescriptor.MethodType.BIDI_STREAMING)
public static io.grpc.MethodDescriptor getStreamLoadStatsMethod() {
io.grpc.MethodDescriptor getStreamLoadStatsMethod;
if ((getStreamLoadStatsMethod = LoadReportingServiceGrpc.getStreamLoadStatsMethod) == null) {
synchronized (LoadReportingServiceGrpc.class) {
if ((getStreamLoadStatsMethod = LoadReportingServiceGrpc.getStreamLoadStatsMethod) == null) {
LoadReportingServiceGrpc.getStreamLoadStatsMethod = getStreamLoadStatsMethod =
io.grpc.MethodDescriptor.newBuilder()
.setType(io.grpc.MethodDescriptor.MethodType.BIDI_STREAMING)
.setFullMethodName(generateFullMethodName(
"envoy.service.load_stats.v2.LoadReportingService", "StreamLoadStats"))
.setSampledToLocalTracing(true)
.setRequestMarshaller(io.grpc.protobuf.ProtoUtils.marshaller(
io.envoyproxy.envoy.service.load_stats.v2.LoadStatsRequest.getDefaultInstance()))
.setResponseMarshaller(io.grpc.protobuf.ProtoUtils.marshaller(
io.envoyproxy.envoy.service.load_stats.v2.LoadStatsResponse.getDefaultInstance()))
.setSchemaDescriptor(new LoadReportingServiceMethodDescriptorSupplier("StreamLoadStats"))
.build();
}
}
}
return getStreamLoadStatsMethod;
}
/**
* Creates a new async stub that supports all call types for the service
*/
public static LoadReportingServiceStub newStub(io.grpc.Channel channel) {
return new LoadReportingServiceStub(channel);
}
/**
* Creates a new blocking-style stub that supports unary and streaming output calls on the service
*/
public static LoadReportingServiceBlockingStub newBlockingStub(
io.grpc.Channel channel) {
return new LoadReportingServiceBlockingStub(channel);
}
/**
* Creates a new ListenableFuture-style stub that supports unary calls on the service
*/
public static LoadReportingServiceFutureStub newFutureStub(
io.grpc.Channel channel) {
return new LoadReportingServiceFutureStub(channel);
}
/**
*/
public static abstract class LoadReportingServiceImplBase implements io.grpc.BindableService {
/**
*
* Advanced API to allow for multi-dimensional load balancing by remote
* server. For receiving LB assignments, the steps are:
* 1, The management server is configured with per cluster/zone/load metric
* capacity configuration. The capacity configuration definition is
* outside of the scope of this document.
* 2. Envoy issues a standard {Stream,Fetch}Endpoints request for the clusters
* to balance.
* Independently, Envoy will initiate a StreamLoadStats bidi stream with a
* management server:
* 1. Once a connection establishes, the management server publishes a
* LoadStatsResponse for all clusters it is interested in learning load
* stats about.
* 2. For each cluster, Envoy load balances incoming traffic to upstream hosts
* based on per-zone weights and/or per-instance weights (if specified)
* based on intra-zone LbPolicy. This information comes from the above
* {Stream,Fetch}Endpoints.
* 3. When upstream hosts reply, they optionally add header <define header
* name> with ASCII representation of EndpointLoadMetricStats.
* 4. Envoy aggregates load reports over the period of time given to it in
* LoadStatsResponse.load_reporting_interval. This includes aggregation
* stats Envoy maintains by itself (total_requests, rpc_errors etc.) as
* well as load metrics from upstream hosts.
* 5. When the timer of load_reporting_interval expires, Envoy sends new
* LoadStatsRequest filled with load reports for each cluster.
* 6. The management server uses the load reports from all reported Envoys
* from around the world, computes global assignment and prepares traffic
* assignment destined for each zone Envoys are located in. Goto 2.
*
*/
public io.grpc.stub.StreamObserver streamLoadStats(
io.grpc.stub.StreamObserver responseObserver) {
return asyncUnimplementedStreamingCall(getStreamLoadStatsMethod(), responseObserver);
}
@java.lang.Override public final io.grpc.ServerServiceDefinition bindService() {
return io.grpc.ServerServiceDefinition.builder(getServiceDescriptor())
.addMethod(
getStreamLoadStatsMethod(),
asyncBidiStreamingCall(
new MethodHandlers<
io.envoyproxy.envoy.service.load_stats.v2.LoadStatsRequest,
io.envoyproxy.envoy.service.load_stats.v2.LoadStatsResponse>(
this, METHODID_STREAM_LOAD_STATS)))
.build();
}
}
/**
*/
public static final class LoadReportingServiceStub extends io.grpc.stub.AbstractStub {
private LoadReportingServiceStub(io.grpc.Channel channel) {
super(channel);
}
private LoadReportingServiceStub(io.grpc.Channel channel,
io.grpc.CallOptions callOptions) {
super(channel, callOptions);
}
@java.lang.Override
protected LoadReportingServiceStub build(io.grpc.Channel channel,
io.grpc.CallOptions callOptions) {
return new LoadReportingServiceStub(channel, callOptions);
}
/**
*
* Advanced API to allow for multi-dimensional load balancing by remote
* server. For receiving LB assignments, the steps are:
* 1, The management server is configured with per cluster/zone/load metric
* capacity configuration. The capacity configuration definition is
* outside of the scope of this document.
* 2. Envoy issues a standard {Stream,Fetch}Endpoints request for the clusters
* to balance.
* Independently, Envoy will initiate a StreamLoadStats bidi stream with a
* management server:
* 1. Once a connection establishes, the management server publishes a
* LoadStatsResponse for all clusters it is interested in learning load
* stats about.
* 2. For each cluster, Envoy load balances incoming traffic to upstream hosts
* based on per-zone weights and/or per-instance weights (if specified)
* based on intra-zone LbPolicy. This information comes from the above
* {Stream,Fetch}Endpoints.
* 3. When upstream hosts reply, they optionally add header <define header
* name> with ASCII representation of EndpointLoadMetricStats.
* 4. Envoy aggregates load reports over the period of time given to it in
* LoadStatsResponse.load_reporting_interval. This includes aggregation
* stats Envoy maintains by itself (total_requests, rpc_errors etc.) as
* well as load metrics from upstream hosts.
* 5. When the timer of load_reporting_interval expires, Envoy sends new
* LoadStatsRequest filled with load reports for each cluster.
* 6. The management server uses the load reports from all reported Envoys
* from around the world, computes global assignment and prepares traffic
* assignment destined for each zone Envoys are located in. Goto 2.
*
*/
public io.grpc.stub.StreamObserver streamLoadStats(
io.grpc.stub.StreamObserver responseObserver) {
return asyncBidiStreamingCall(
getChannel().newCall(getStreamLoadStatsMethod(), getCallOptions()), responseObserver);
}
}
/**
*/
public static final class LoadReportingServiceBlockingStub extends io.grpc.stub.AbstractStub {
private LoadReportingServiceBlockingStub(io.grpc.Channel channel) {
super(channel);
}
private LoadReportingServiceBlockingStub(io.grpc.Channel channel,
io.grpc.CallOptions callOptions) {
super(channel, callOptions);
}
@java.lang.Override
protected LoadReportingServiceBlockingStub build(io.grpc.Channel channel,
io.grpc.CallOptions callOptions) {
return new LoadReportingServiceBlockingStub(channel, callOptions);
}
}
/**
*/
public static final class LoadReportingServiceFutureStub extends io.grpc.stub.AbstractStub {
private LoadReportingServiceFutureStub(io.grpc.Channel channel) {
super(channel);
}
private LoadReportingServiceFutureStub(io.grpc.Channel channel,
io.grpc.CallOptions callOptions) {
super(channel, callOptions);
}
@java.lang.Override
protected LoadReportingServiceFutureStub build(io.grpc.Channel channel,
io.grpc.CallOptions callOptions) {
return new LoadReportingServiceFutureStub(channel, callOptions);
}
}
private static final int METHODID_STREAM_LOAD_STATS = 0;
private static final class MethodHandlers implements
io.grpc.stub.ServerCalls.UnaryMethod,
io.grpc.stub.ServerCalls.ServerStreamingMethod,
io.grpc.stub.ServerCalls.ClientStreamingMethod,
io.grpc.stub.ServerCalls.BidiStreamingMethod {
private final LoadReportingServiceImplBase serviceImpl;
private final int methodId;
MethodHandlers(LoadReportingServiceImplBase serviceImpl, int methodId) {
this.serviceImpl = serviceImpl;
this.methodId = methodId;
}
@java.lang.Override
@java.lang.SuppressWarnings("unchecked")
public void invoke(Req request, io.grpc.stub.StreamObserver responseObserver) {
switch (methodId) {
default:
throw new AssertionError();
}
}
@java.lang.Override
@java.lang.SuppressWarnings("unchecked")
public io.grpc.stub.StreamObserver invoke(
io.grpc.stub.StreamObserver responseObserver) {
switch (methodId) {
case METHODID_STREAM_LOAD_STATS:
return (io.grpc.stub.StreamObserver) serviceImpl.streamLoadStats(
(io.grpc.stub.StreamObserver) responseObserver);
default:
throw new AssertionError();
}
}
}
private static abstract class LoadReportingServiceBaseDescriptorSupplier
implements io.grpc.protobuf.ProtoFileDescriptorSupplier, io.grpc.protobuf.ProtoServiceDescriptorSupplier {
LoadReportingServiceBaseDescriptorSupplier() {}
@java.lang.Override
public com.google.protobuf.Descriptors.FileDescriptor getFileDescriptor() {
return io.envoyproxy.envoy.service.load_stats.v2.LrsProto.getDescriptor();
}
@java.lang.Override
public com.google.protobuf.Descriptors.ServiceDescriptor getServiceDescriptor() {
return getFileDescriptor().findServiceByName("LoadReportingService");
}
}
private static final class LoadReportingServiceFileDescriptorSupplier
extends LoadReportingServiceBaseDescriptorSupplier {
LoadReportingServiceFileDescriptorSupplier() {}
}
private static final class LoadReportingServiceMethodDescriptorSupplier
extends LoadReportingServiceBaseDescriptorSupplier
implements io.grpc.protobuf.ProtoMethodDescriptorSupplier {
private final String methodName;
LoadReportingServiceMethodDescriptorSupplier(String methodName) {
this.methodName = methodName;
}
@java.lang.Override
public com.google.protobuf.Descriptors.MethodDescriptor getMethodDescriptor() {
return getServiceDescriptor().findMethodByName(methodName);
}
}
private static volatile io.grpc.ServiceDescriptor serviceDescriptor;
public static io.grpc.ServiceDescriptor getServiceDescriptor() {
io.grpc.ServiceDescriptor result = serviceDescriptor;
if (result == null) {
synchronized (LoadReportingServiceGrpc.class) {
result = serviceDescriptor;
if (result == null) {
serviceDescriptor = result = io.grpc.ServiceDescriptor.newBuilder(SERVICE_NAME)
.setSchemaDescriptor(new LoadReportingServiceFileDescriptorSupplier())
.addMethod(getStreamLoadStatsMethod())
.build();
}
}
}
return result;
}
}
