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I2P: End-to-End encrypted and anonymous Internet
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91 lines
3.6 KiB
91 lines
3.6 KiB
#ifndef TUNNEL_POOL__ |
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#define TUNNEL_POOL__ |
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#include <inttypes.h> |
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#include <set> |
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#include <vector> |
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#include <utility> |
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#include <mutex> |
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#include <memory> |
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#include "Identity.h" |
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#include "LeaseSet.h" |
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#include "RouterInfo.h" |
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#include "I2NPProtocol.h" |
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#include "TunnelBase.h" |
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#include "RouterContext.h" |
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#include "Garlic.h" |
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namespace i2p |
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{ |
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namespace tunnel |
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{ |
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class Tunnel; |
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class InboundTunnel; |
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class OutboundTunnel; |
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class TunnelPool: public std::enable_shared_from_this<TunnelPool> // per local destination |
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{ |
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public: |
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TunnelPool (i2p::garlic::GarlicDestination * localDestination, int numInboundHops, int numOutboundHops, int numInboundTunnels, int numOutboundTunnels); |
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~TunnelPool (); |
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i2p::garlic::GarlicDestination * GetLocalDestination () const { return m_LocalDestination; }; |
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void SetLocalDestination (i2p::garlic::GarlicDestination * destination) { m_LocalDestination = destination; }; |
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void SetExplicitPeers (std::shared_ptr<std::vector<i2p::data::IdentHash> > explicitPeers); |
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void CreateTunnels (); |
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void TunnelCreated (std::shared_ptr<InboundTunnel> createdTunnel); |
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void TunnelExpired (std::shared_ptr<InboundTunnel> expiredTunnel); |
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void TunnelCreated (std::shared_ptr<OutboundTunnel> createdTunnel); |
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void TunnelExpired (std::shared_ptr<OutboundTunnel> expiredTunnel); |
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void RecreateInboundTunnel (std::shared_ptr<InboundTunnel> tunnel); |
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void RecreateOutboundTunnel (std::shared_ptr<OutboundTunnel> tunnel); |
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std::vector<std::shared_ptr<InboundTunnel> > GetInboundTunnels (int num) const; |
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std::shared_ptr<OutboundTunnel> GetNextOutboundTunnel (std::shared_ptr<OutboundTunnel> excluded = nullptr) const; |
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std::shared_ptr<InboundTunnel> GetNextInboundTunnel (std::shared_ptr<InboundTunnel> excluded = nullptr) const; |
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std::shared_ptr<OutboundTunnel> GetNewOutboundTunnel (std::shared_ptr<OutboundTunnel> old) const; |
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void TestTunnels (); |
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void ProcessGarlicMessage (I2NPMessage * msg); |
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void ProcessDeliveryStatus (I2NPMessage * msg); |
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bool IsActive () const { return m_IsActive; }; |
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void SetActive (bool isActive) { m_IsActive = isActive; }; |
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void DetachTunnels (); |
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private: |
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void CreateInboundTunnel (); |
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void CreateOutboundTunnel (); |
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void CreatePairedInboundTunnel (std::shared_ptr<OutboundTunnel> outboundTunnel); |
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template<class TTunnels> |
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typename TTunnels::value_type GetNextTunnel (TTunnels& tunnels, typename TTunnels::value_type excluded) const; |
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std::shared_ptr<const i2p::data::RouterInfo> SelectNextHop (std::shared_ptr<const i2p::data::RouterInfo> prevHop) const; |
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bool SelectPeers (std::vector<std::shared_ptr<const i2p::data::RouterInfo> >& hops, bool isInbound); |
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bool SelectExplicitPeers (std::vector<std::shared_ptr<const i2p::data::RouterInfo> >& hops, bool isInbound); |
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private: |
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i2p::garlic::GarlicDestination * m_LocalDestination; |
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int m_NumInboundHops, m_NumOutboundHops, m_NumInboundTunnels, m_NumOutboundTunnels; |
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std::shared_ptr<std::vector<i2p::data::IdentHash> > m_ExplicitPeers; |
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mutable std::mutex m_InboundTunnelsMutex; |
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std::set<std::shared_ptr<InboundTunnel>, TunnelCreationTimeCmp> m_InboundTunnels; // recent tunnel appears first |
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mutable std::mutex m_OutboundTunnelsMutex; |
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std::set<std::shared_ptr<OutboundTunnel>, TunnelCreationTimeCmp> m_OutboundTunnels; |
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std::map<uint32_t, std::pair<std::shared_ptr<OutboundTunnel>, std::shared_ptr<InboundTunnel> > > m_Tests; |
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bool m_IsActive; |
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public: |
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// for HTTP only |
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const decltype(m_OutboundTunnels)& GetOutboundTunnels () const { return m_OutboundTunnels; }; |
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const decltype(m_InboundTunnels)& GetInboundTunnels () const { return m_InboundTunnels; }; |
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}; |
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} |
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} |
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#endif |
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