tmrgo/demo/micro-go-course-master/section18/pb/user.proto

syntax = "proto3";
package pb;

service UserService{
  rpc CheckPassword(LoginRequest) returns (LoginResponse) {}
}

message LoginRequest {
  string Username = 1;
  string Password = 2;
}

message LoginResponse {
  string Ret = 1;
  string err = 2;
}