syntax = "proto3";
package greeting;

import "google/protobuf/empty.proto";

option go_package = "github.com/knqyf263/go-plugin/examples/host-functions/greeting";

// The greeting service definition.
// go:plugin type=plugin version=1
service Greeter {
  // Sends a greeting
  rpc Greet(GreetRequest) returns (GreetReply) {}
}

// The request message containing the user's name.
message GreetRequest {
  string name = 1;
}

// The response message containing the greetings
message GreetReply {
  string message = 1;
}

// The host functions embedded into the plugin
// go:plugin type=host
service HostFunctions {
  // Sends a HTTP GET request
  rpc HttpGet(HttpGetRequest) returns (HttpGetResponse) {}
  // Shows a log message
  rpc Log(LogRequest) returns (google.protobuf.Empty) {}
}

message HttpGetRequest {
  string url = 1;
}

message HttpGetResponse {
  bytes response = 1;
}

message LogRequest {
  string message = 1;
}