monero/src/common/http_connection.h

// Copyright (c) 2014-2019, The Monero Project
// 
// All rights reserved.
// 
// Redistribution and use in source and binary forms, with or without modification, are
// permitted provided that the following conditions are met:
// 
// 1. Redistributions of source code must retain the above copyright notice, this list of
//    conditions and the following disclaimer.
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// 2. Redistributions in binary form must reproduce the above copyright notice, this list
//    of conditions and the following disclaimer in the documentation and/or other
//    materials provided with the distribution.
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// 3. Neither the name of the copyright holder nor the names of its contributors may be
//    used to endorse or promote products derived from this software without specific
//    prior written permission.
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
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#pragma once

#include <chrono>
#include "string_tools.h"
#include "net/http_client.h"

namespace tools {

class t_http_connection {
private:
  epee::net_utils::http::http_simple_client * mp_http_client;
  bool m_ok;
public:
  static constexpr std::chrono::seconds TIMEOUT()
  {
    return std::chrono::minutes(3) + std::chrono::seconds(30);
  }

  t_http_connection(epee::net_utils::http::http_simple_client* p_http_client)
    : mp_http_client(p_http_client)
    , m_ok(false)
  {
    m_ok = mp_http_client->connect(TIMEOUT());
  }

  ~t_http_connection()
  {
    if (m_ok)
    {
      try { mp_http_client->disconnect(); }
      catch (...) { /* do not propagate through dtor */ }
    }
  }

  bool is_open() const
  {
    return m_ok;
  }
}; // class t_http_connection

} // namespace tools