Experimental Protobuf definition for all graph data.

protoflow_protobuf.proto

syntax = "proto3";

import "google/protobuf/empty.proto";
import "google/protobuf/descriptor.proto";
import "block.proto";
import "resource.proto";

enum ServiceMethods {
  ServiceOne_MethodOne = 0;
}

message MethodOneResponse {
  string message = 1;
}

service RemoteService {
  rpc ExternalMethod (google.protobuf.Empty) returns (MethodOneResponse) {
    option (protoflow) = {
      name: "External Method",
    };
    option (resource_info) = {
      grpc_service: {
        host: "localhost:50051"
      }
    };
    option (graph_data) = {
      x: 1.0
      y: 2.0
    };
  };
}

service ServiceOne {
  rpc MethodOne (block.Input) returns (MethodOneResponse);
  rpc MethodTwo (MethodOneResponse) returns (google.protobuf.Empty) {
    option (protoflow) = {
      name: "Transform Method One",
      receives: [
        ServiceOne_MethodOne
      ]
    };
    option (graph_data) = {
      x: 1.0
      y: 2.0
    };
  };
}

service ServiceTwo {
  rpc MethodTwo (MethodOneResponse) returns (google.protobuf.Empty) {
    option (protoflow) = {
      name: "Do something with Method One",
      receives: [
        ServiceOne_MethodOne
      ]
    };
    option (graph_data) = {
      x: 1.0
      y: 2.0
    };
  };
}

// Definition of the `build.info` custom option
extend google.protobuf.MethodOptions {
  Runtime protoflow = 1;
  GraphData graph_data = 2;
  resource.Resource resource_info = 3;
}

// Definition of the `BuildMetadata` message used in `build.info`
message Runtime {
  string name = 1;
  repeated ServiceMethods receives = 2;
}

message GraphData {
    float x = 1;
    float y = 2;
}