Method ListGateHooks

core/bessctl.cc:1475–1509

  }

  Status ListGateHooks(ServerContext*, const EmptyRequest*,
                       ListGateHooksResponse* response) override {
    std::lock_guard<std::recursive_mutex> lock(mutex_);

    for (const auto& pair : ModuleGraph::GetAllModules()) {
      const Module* m = pair.second;
      for (auto& gate : m->igates()) {
        if (!gate) {
          continue;
        }
        for (auto& hook : gate->hooks()) {
          GateHookInfo* info = response->add_hooks();
          info->set_class_name(hook->class_name());
          info->set_hook_name(hook->name());
          info->set_module_name(m->name());
          info->set_igate(gate->gate_idx());
          *(info->mutable_arg()) = hook->arg();
        }
      }
      for (auto& gate : m->ogates()) {
        if (!gate) {
          continue;
        }
        for (auto& hook : gate->hooks()) {
          GateHookInfo* info = response->add_hooks();
          info->set_class_name(hook->class_name());
          info->set_hook_name(hook->name());
          info->set_module_name(m->name());
          info->set_ogate(gate->gate_idx());
          *(info->mutable_arg()) = hook->arg();
        }
      }
    }
    return Status::OK;
  }

  Status ConfigureGateHook(ServerContext*,
                           const ConfigureGateHookRequest* request,