Symulacja NAT na przedmiot Symulacje Komputerowe
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/*
* P2PServer.cpp
*
* Created on: 17.01.2017
* Author: Piotr Dergun
*/
#include "P2PServer.h"
P2PServer::P2PServer()
{
this->seedIp = "";
this->peerIp = "";
this->seedPort = 0;
this->peerPort = 0;
}
P2PServer::P2PServer(string hostname, string ip, string mask) : Node(hostname, ip, mask)
{
this->seedIp = "";
this->peerIp = "";
this->seedPort = 0;
this->peerPort = 0;
}
P2PServer::~P2PServer()
{
}
void P2PServer::onRecv()
{
stringstream ss;
while (true)
{
ss.str("");
Packet p = this->recv();
if (p.getSrcPort() != 0)
{
ss << "onRecv() Received \"" << p.getMsg() << "\" from " << p.getSrcIp() << ":" << p.getSrcPort();
this->print(ss.str());
sleep(1);
if (p.getMsg() == "getRemoteIPPort")
{
this->seedIp = p.getSrcIp();
this->seedPort = p.getSrcPort();
}
else if (p.getMsg() == "helloDownload")
{
this->peerIp = p.getSrcIp();
this->peerPort = p.getSrcPort();
}
if (this->seedPort != 0 && this->peerPort != 0)
{
ss.str("");
ss << "peerConnectionInfo:" << this->peerIp << ":" << this->peerPort;
Packet pp(ss.str());
pp.setDstIp(this->seedIp);
pp.setDstPort(this->seedPort);
pp.setSrcPort(p.getDstPort());
ss.str("");
ss << "Sending \"" << pp.getMsg() << "\" to " << pp.getDstIp() << ":" << pp.getDstPort();
this->print(ss.str());
this->send(pp);
sleep(1);
}
}
else
{
#ifndef DEBUG
this->print("onRecv() sleeping...");
#endif
sleep(1);
}
}
}