Method get_from_db

runners/key-manager/KeyManagerRunner.cpp:207–224

}

td::UniqueSlice KeyManagerRunner::get_from_db(td::Slice key) {
  std::string config_value;
  auto k = kv_->get(key, config_value);
  k.ensure();

  if (k.move_as_ok() == td::KeyValue::GetStatus::Ok) {
    auto value = td::Slice(config_value);
    CHECK(value.size() >= 64);
    auto signature = value.copy().remove_prefix(value.size() - 64);
    value.remove_suffix(64);

    public_key_obj_->verify_signature(value, signature).ensure();

    return td::UniqueSlice(value);
  } else {
    return td::UniqueSlice();
  }
}

void KeyManagerRunner::set_to_db(td::Slice key, td::Slice value) {
  td::UniqueSlice signed_value(value.size() + 64);