// Licensed to the Apache Software Foundation (ASF) under one

// or more contributor license agreements.  See the NOTICE file

// distributed with this work for additional information

// regarding copyright ownership.  The ASF licenses this file

// to you under the Apache License, Version 2.0 (the

// "License"); you may not use this file except in compliance

// with the License.  You may obtain a copy of the License at

//

//   http://www.apache.org/licenses/LICENSE-2.0

//

// Unless required by applicable law or agreed to in writing,

// software distributed under the License is distributed on an

// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY

// KIND, either express or implied.  See the License for the

// specific language governing permissions and limitations

// under the License.

#pragma once

#include <gen_cpp/Types_types.h>

#include <mutex>

#include <string>

#include <unordered_set>

#include "gutil/ref_counted.h"

#include "util/countdown_latch.h"

#include "util/hash_util.hpp" // IWYU pragma: keep

namespace doris {

class ExecEnv;

class Thread;

class BrokerMgr {

public:

    BrokerMgr(ExecEnv* exec_env);

    ~BrokerMgr() = default;

    void init();

    void stop();

    const std::string& get_client_id(const TNetworkAddress& address);

private:

    void ping(const TNetworkAddress& addr);

    void ping_worker();

    ExecEnv* _exec_env = nullptr;

    std::string _client_id;

    std::mutex _mutex;

    std::unordered_set<TNetworkAddress> _broker_set;

    CountDownLatch _stop_background_threads_latch;

    scoped_refptr<Thread> _ping_thread;

};

} // namespace doris