net_node_common.h

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// Copyright (c) 2014-2018, The Monero Project
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// All rights reserved.
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// permitted provided that the following conditions are met:
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// 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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//    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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// Parts of this file are originally copyright (c) 2012-2013 The Cryptonote developers

#pragma once

#include <boost/uuid/uuid.hpp>
#include "net/net_utils_base.h"
#include "p2p_protocol_defs.h"

namespace nodetool
{

  typedef boost::uuids::uuid uuid;
  typedef boost::uuids::uuid net_connection_id;

  template<class t_connection_context>
  struct i_p2p_endpoint
  {
    virtual bool relay_notify_to_list(int command, const std::string& data_buff, const std::list<boost::uuids::uuid>& connections)=0;
    virtual bool relay_notify_to_all(int command, const std::string& data_buff, const epee::net_utils::connection_context_base& context)=0;
    virtual bool invoke_command_to_peer(int command, const std::string& req_buff, std::string& resp_buff, const epee::net_utils::connection_context_base& context)=0;
    virtual bool invoke_notify_to_peer(int command, const std::string& req_buff, const epee::net_utils::connection_context_base& context)=0;
    virtual bool drop_connection(const epee::net_utils::connection_context_base& context)=0;
    virtual void request_callback(const epee::net_utils::connection_context_base& context)=0;
    virtual uint64_t get_connections_count()=0;
    virtual void for_each_connection(std::function<bool(t_connection_context&, peerid_type, uint32_t)> f)=0;
    virtual bool for_connection(const boost::uuids::uuid&, std::function<bool(t_connection_context&, peerid_type, uint32_t)> f)=0;
    virtual bool block_host(const epee::net_utils::network_address &address, time_t seconds = 0)=0;
    virtual bool unblock_host(const epee::net_utils::network_address &address)=0;
    virtual std::map<std::string, time_t> get_blocked_hosts()=0;
    virtual bool add_host_fail(const epee::net_utils::network_address &address)=0;
  };

  template<class t_connection_context>
  struct p2p_endpoint_stub: public i_p2p_endpoint<t_connection_context>
  {
    virtual bool relay_notify_to_list(int command, const std::string& data_buff, const std::list<boost::uuids::uuid>& connections)
    {
      return false;
    }
    virtual bool relay_notify_to_all(int command, const std::string& data_buff, const epee::net_utils::connection_context_base& context)
    {
      return false;
    }
    virtual bool invoke_command_to_peer(int command, const std::string& req_buff, std::string& resp_buff, const epee::net_utils::connection_context_base& context)
    {
      return false;
    }
    virtual bool invoke_notify_to_peer(int command, const std::string& req_buff, const epee::net_utils::connection_context_base& context)
    {
      return true;
    }
    virtual bool drop_connection(const epee::net_utils::connection_context_base& context)
    {
      return false;
    }
    virtual void request_callback(const epee::net_utils::connection_context_base& context)
    {

    }
    virtual void for_each_connection(std::function<bool(t_connection_context&,peerid_type,uint32_t)> f)
    {

    }
    virtual bool for_connection(const boost::uuids::uuid&, std::function<bool(t_connection_context&,peerid_type,uint32_t)> f)
    {
      return false;
    }

    virtual uint64_t get_connections_count()    
    {
      return false;
    }
    virtual bool block_host(const epee::net_utils::network_address &address, time_t seconds)
    {
      return true;
    }
    virtual bool unblock_host(const epee::net_utils::network_address &address)
    {
      return true;
    }
    virtual std::map<std::string, time_t> get_blocked_hosts()
    {
      return std::map<std::string, time_t>();
    }
    virtual bool add_host_fail(const epee::net_utils::network_address &address)
    {
      return true;
    }
  };
}