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ntcp socks proxy (initial)

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This commit is contained in:
Jeff Becker 2017-05-29 01:28:16 -04:00
parent a4e6d8120b
commit 3ea1eca350
6 changed files with 721 additions and 561 deletions
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44
libi2pd/Transports.h
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@ -45,7 +45,7 @@ namespace transport
std::queue<std::shared_ptr<i2p::crypto::DHKeys> > m_Queue;
bool m_IsRunning;
std::thread * m_Thread;
std::thread * m_Thread;
std::condition_variable m_Acquired;
std::mutex m_AcquiredMutex;
};
@ -62,12 +62,12 @@ namespace transport
{
for (auto& it: sessions)
it->Done ();
}
};
}
};
const size_t SESSION_CREATION_TIMEOUT = 10; // in seconds
const int PEER_TEST_INTERVAL = 71; // in minutes
const int MAX_NUM_DELAYED_MESSAGES = 50;
const int MAX_NUM_DELAYED_MESSAGES = 50;
class Transports
{
public:
@ -80,12 +80,12 @@ namespace transport
bool IsBoundNTCP() const { return m_NTCPServer != nullptr; }
bool IsBoundSSU() const { return m_SSUServer != nullptr; }
bool IsOnline() const { return m_IsOnline; };
void SetOnline (bool online) { m_IsOnline = online; };
boost::asio::io_service& GetService () { return *m_Service; };
std::shared_ptr<i2p::crypto::DHKeys> GetNextDHKeysPair ();
std::shared_ptr<i2p::crypto::DHKeys> GetNextDHKeysPair ();
void ReuseDHKeysPair (std::shared_ptr<i2p::crypto::DHKeys> pair);
void SendMessage (const i2p::data::IdentHash& ident, std::shared_ptr<i2p::I2NPMessage> msg);
@ -95,7 +95,7 @@ namespace transport
void PeerConnected (std::shared_ptr<TransportSession> session);
void PeerDisconnected (std::shared_ptr<TransportSession> session);
bool IsConnected (const i2p::data::IdentHash& ident) const;
void UpdateSentBytes (uint64_t numBytes) { m_TotalSentBytes += numBytes; };
void UpdateReceivedBytes (uint64_t numBytes) { m_TotalReceivedBytes += numBytes; };
uint64_t GetTotalSentBytes () const { return m_TotalSentBytes; };
@ -113,16 +113,16 @@ namespace transport
/** get a trusted first hop for restricted routes */
std::shared_ptr<const i2p::data::RouterInfo> GetRestrictedPeer() const;
/** do we want to use restricted routes? */
bool RoutesRestricted() const;
bool RoutesRestricted() const;
/** restrict routes to use only these router families for first hops */
void RestrictRoutesToFamilies(std::set<std::string> families);
/** restrict routes to use only these routers for first hops */
void RestrictRoutesToRouters(std::set<i2p::data::IdentHash> routers);
bool IsRestrictedPeer(const i2p::data::IdentHash & ident) const;
void PeerTest ();
private:
void Run ();
@ -131,9 +131,9 @@ namespace transport
void PostMessages (i2p::data::IdentHash ident, std::vector<std::shared_ptr<i2p::I2NPMessage> > msgs);
void PostCloseSession (std::shared_ptr<const i2p::data::RouterInfo> router);
bool ConnectToPeer (const i2p::data::IdentHash& ident, Peer& peer);
void HandlePeerCleanupTimer (const boost::system::error_code& ecode);
void HandlePeerCleanupTimer (const boost::system::error_code& ecode);
void HandlePeerTestTimer (const boost::system::error_code& ecode);
void NTCPResolve (const std::string& addr, const i2p::data::IdentHash& ident);
void HandleNTCPResolve (const boost::system::error_code& ecode, boost::asio::ip::tcp::resolver::iterator it,
i2p::data::IdentHash ident, std::shared_ptr<boost::asio::ip::tcp::resolver> resolver);
@ -143,11 +143,11 @@ namespace transport
void UpdateBandwidth ();
void DetectExternalIP ();
private:
bool m_IsOnline, m_IsRunning;
std::thread * m_Thread;
std::thread * m_Thread;
boost::asio::io_service * m_Service;
boost::asio::io_service::work * m_Work;
boost::asio::deadline_timer * m_PeerCleanupTimer, * m_PeerTestTimer;
@ -156,13 +156,13 @@ namespace transport
SSUServer * m_SSUServer;
mutable std::mutex m_PeersMutex;
std::map<i2p::data::IdentHash, Peer> m_Peers;
DHKeysPairSupplier m_DHKeysPairSupplier;
std::atomic<uint64_t> m_TotalSentBytes, m_TotalReceivedBytes, m_TotalTransitTransmittedBytes;
uint32_t m_InBandwidth, m_OutBandwidth, m_TransitBandwidth; // bytes per second
uint64_t m_LastInBandwidthUpdateBytes, m_LastOutBandwidthUpdateBytes, m_LastTransitBandwidthUpdateBytes;
uint64_t m_LastBandwidthUpdateTime;
uint64_t m_LastInBandwidthUpdateBytes, m_LastOutBandwidthUpdateBytes, m_LastTransitBandwidthUpdateBytes;
uint64_t m_LastBandwidthUpdateTime;
/** which router families to trust for first hops */
std::vector<std::string> m_TrustedFamilies;
@ -172,18 +172,18 @@ namespace transport
std::vector<i2p::data::IdentHash> m_TrustedRouters;
mutable std::mutex m_TrustedRoutersMutex;
i2p::I2NPMessagesHandler m_LoopbackHandler;
i2p::I2NPMessagesHandler m_LoopbackHandler;
public:
// for HTTP only
const NTCPServer * GetNTCPServer () const { return m_NTCPServer; };
const SSUServer * GetSSUServer () const { return m_SSUServer; };
const decltype(m_Peers)& GetPeers () const { return m_Peers; };
};
};
extern Transports transports;
}
}
}
#endif