service.proto

syntax = “proto3”;
option go_package = “echo”;
// Echo Service
//
// Echo Service API consists of a single service which returns a message.
package hadv.grpc.echo;
import “google/api/annotations.proto”;
// Message represents a simple message sent to the Echo service.
message Message {
  // Id represents the message identifier.
  string id = 1;
}
// Echo service responds to incoming echo requests.
service EchoService {
  // Echo method receives a simple message and returns it.
  // The message posted as the id parameter will also be returned.
  rpc Echo(Message) returns (Message) {
    option (google.api.http) = {
      post: “/v1/example/echo/{id}”
    };
  }
  // EchoBody method receives a simple message and returns it.
  rpc EchoBody(Message) returns (Message) {
    option (google.api.http) = {
      post: “/v1/example/echo_body”
      body: “*”
    };
  }
}