1// Copyright 2015 The gRPC Authors 2// 3// Licensed under the Apache License, Version 2.0 (the "License"); 4// you may not use this file except in compliance with the License. 5// You may obtain a copy of the License at 6// 7// http://www.apache.org/licenses/LICENSE-2.0 8// 9// Unless required by applicable law or agreed to in writing, software 10// distributed under the License is distributed on an "AS IS" BASIS, 11// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12// See the License for the specific language governing permissions and 13// limitations under the License. 14 15syntax = "proto3"; 16 17package grpc.health.v1; 18 19option csharp_namespace = "Grpc.Health.V1"; 20option java_multiple_files = true; 21option java_outer_classname = "HealthProto"; 22option java_package = "io.grpc.health.v1"; 23 24message HealthCheckRequest { 25 string service = 1; 26} 27 28message HealthCheckResponse { 29 enum ServingStatus { 30 UNKNOWN = 0; 31 SERVING = 1; 32 NOT_SERVING = 2; 33 } 34 ServingStatus status = 1; 35} 36 37service Health { 38 rpc Check(HealthCheckRequest) returns (HealthCheckResponse); 39} 40