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176 lines
8.0 KiB
C++
176 lines
8.0 KiB
C++
/*
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* Copyright (c) 2013-2024, The PurpleI2P Project
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*
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* This file is part of Purple i2pd project and licensed under BSD3
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*
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* See full license text in LICENSE file at top of project tree
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*/
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#ifndef CLIENT_CONTEXT_H__
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#define CLIENT_CONTEXT_H__
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#include <map>
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#include <mutex>
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#include <memory>
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#include <boost/asio.hpp>
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#include "Destination.h"
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#include "I2PService.h"
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#include "I2PTunnel.h"
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#include "UDPTunnel.h"
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#include "SAM.h"
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#include "BOB.h"
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#include "I2CP.h"
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#include "AddressBook.h"
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#include "I18N_langs.h"
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namespace i2p
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{
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namespace client
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{
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const char I2P_TUNNELS_SECTION_TYPE[] = "type";
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const char I2P_TUNNELS_SECTION_TYPE_CLIENT[] = "client";
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const char I2P_TUNNELS_SECTION_TYPE_SERVER[] = "server";
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const char I2P_TUNNELS_SECTION_TYPE_HTTP[] = "http";
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const char I2P_TUNNELS_SECTION_TYPE_IRC[] = "irc";
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const char I2P_TUNNELS_SECTION_TYPE_UDPCLIENT[] = "udpclient";
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const char I2P_TUNNELS_SECTION_TYPE_UDPSERVER[] = "udpserver";
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const char I2P_TUNNELS_SECTION_TYPE_SOCKS[] = "socks";
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const char I2P_TUNNELS_SECTION_TYPE_WEBSOCKS[] = "websocks";
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const char I2P_TUNNELS_SECTION_TYPE_HTTPPROXY[] = "httpproxy";
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const char I2P_CLIENT_TUNNEL_PORT[] = "port";
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const char I2P_CLIENT_TUNNEL_ADDRESS[] = "address";
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const char I2P_CLIENT_TUNNEL_DESTINATION[] = "destination";
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const char I2P_CLIENT_TUNNEL_KEYS[] = "keys";
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const char I2P_CLIENT_TUNNEL_GZIP[] = "gzip";
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const char I2P_CLIENT_TUNNEL_SIGNATURE_TYPE[] = "signaturetype";
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const char I2P_CLIENT_TUNNEL_CRYPTO_TYPE[] = "cryptotype";
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const char I2P_CLIENT_TUNNEL_DESTINATION_PORT[] = "destinationport";
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const char I2P_CLIENT_TUNNEL_MATCH_TUNNELS[] = "matchtunnels";
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const char I2P_CLIENT_TUNNEL_CONNECT_TIMEOUT[] = "connecttimeout";
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const char I2P_CLIENT_TUNNEL_KEEP_ALIVE_INTERVAL[] = "keepaliveinterval";
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const char I2P_SERVER_TUNNEL_HOST[] = "host";
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const char I2P_SERVER_TUNNEL_HOST_OVERRIDE[] = "hostoverride";
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const char I2P_SERVER_TUNNEL_PORT[] = "port";
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const char I2P_SERVER_TUNNEL_KEYS[] = "keys";
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const char I2P_SERVER_TUNNEL_SIGNATURE_TYPE[] = "signaturetype";
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const char I2P_SERVER_TUNNEL_INPORT[] = "inport";
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const char I2P_SERVER_TUNNEL_ACCESS_LIST[] = "accesslist";
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const char I2P_SERVER_TUNNEL_WHITE_LIST[] = "whitelist";
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const char I2P_SERVER_TUNNEL_GZIP[] = "gzip";
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const char I2P_SERVER_TUNNEL_WEBIRC_PASSWORD[] = "webircpassword";
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const char I2P_SERVER_TUNNEL_ADDRESS[] = "address";
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const char I2P_SERVER_TUNNEL_ENABLE_UNIQUE_LOCAL[] = "enableuniquelocal";
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const char I2P_SERVER_TUNNEL_SSL[] = "ssl";
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class ClientContext
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{
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public:
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ClientContext ();
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~ClientContext ();
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void Start ();
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void Stop ();
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void ReloadConfig ();
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std::shared_ptr<ClientDestination> GetSharedLocalDestination () const { return m_SharedLocalDestination; };
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std::shared_ptr<ClientDestination> CreateNewLocalDestination (bool isPublic = false, // transient
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i2p::data::SigningKeyType sigType = i2p::data::SIGNING_KEY_TYPE_EDDSA_SHA512_ED25519,
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i2p::data::CryptoKeyType cryptoType = i2p::data::CRYPTO_KEY_TYPE_ELGAMAL,
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const std::map<std::string, std::string> * params = nullptr); // used by SAM only
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std::shared_ptr<ClientDestination> CreateNewLocalDestination (boost::asio::io_service& service,
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bool isPublic = false, i2p::data::SigningKeyType sigType = i2p::data::SIGNING_KEY_TYPE_EDDSA_SHA512_ED25519,
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i2p::data::CryptoKeyType cryptoType = i2p::data::CRYPTO_KEY_TYPE_ELGAMAL,
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const std::map<std::string, std::string> * params = nullptr); // same as previous but on external io_service
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std::shared_ptr<ClientDestination> CreateNewLocalDestination (const i2p::data::PrivateKeys& keys, bool isPublic = true,
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const std::map<std::string, std::string> * params = nullptr);
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std::shared_ptr<ClientDestination> CreateNewLocalDestination (boost::asio::io_service& service,
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const i2p::data::PrivateKeys& keys, bool isPublic = true,
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const std::map<std::string, std::string> * params = nullptr); // same as previous but on external io_service
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std::shared_ptr<ClientDestination> CreateNewMatchedTunnelDestination(const i2p::data::PrivateKeys &keys,
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const std::string & name, const std::map<std::string, std::string> * params = nullptr);
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void DeleteLocalDestination (std::shared_ptr<ClientDestination> destination);
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std::shared_ptr<ClientDestination> FindLocalDestination (const i2p::data::IdentHash& destination) const;
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bool LoadPrivateKeys (i2p::data::PrivateKeys& keys, const std::string& filename,
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i2p::data::SigningKeyType sigType = i2p::data::SIGNING_KEY_TYPE_EDDSA_SHA512_ED25519,
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i2p::data::CryptoKeyType cryptoType = i2p::data::CRYPTO_KEY_TYPE_ELGAMAL);
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AddressBook& GetAddressBook () { return m_AddressBook; };
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const BOBCommandChannel * GetBOBCommandChannel () const { return m_BOBCommandChannel; };
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const SAMBridge * GetSAMBridge () const { return m_SamBridge; };
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const I2CPServer * GetI2CPServer () const { return m_I2CPServer; };
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std::vector<std::shared_ptr<DatagramSessionInfo> > GetForwardInfosFor(const i2p::data::IdentHash & destination);
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// i18n
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std::shared_ptr<const i2p::i18n::Locale> GetLanguage () { return m_Language; };
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void SetLanguage (const std::shared_ptr<const i2p::i18n::Locale> language) { m_Language = language; };
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private:
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void ReadTunnels ();
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void ReadTunnels (const std::string& tunConf, int& numClientTunnels, int& numServerTunnels);
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void ReadHttpProxy ();
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void ReadSocksProxy ();
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template<typename Section, typename Type>
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std::string GetI2CPOption (const Section& section, const std::string& name, const Type& value) const;
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template<typename Section>
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std::string GetI2CPStringOption (const Section& section, const std::string& name, const std::string& value) const; // GetI2CPOption with string default value
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template<typename Section>
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void ReadI2CPOptionsGroup (const Section& section, const std::string& group, std::map<std::string, std::string>& options) const;
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template<typename Section>
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void ReadI2CPOptions (const Section& section, bool isServer, std::map<std::string, std::string>& options) const; // for tunnels
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void ReadI2CPOptionsFromConfig (const std::string& prefix, std::map<std::string, std::string>& options) const; // for HTTP and SOCKS proxy
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void CleanupUDP(const boost::system::error_code & ecode);
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void ScheduleCleanupUDP();
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void VisitTunnels (bool clean);
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void CreateNewSharedLocalDestination ();
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void AddLocalDestination (std::shared_ptr<ClientDestination> localDestination);
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private:
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std::mutex m_DestinationsMutex;
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std::map<i2p::data::IdentHash, std::shared_ptr<ClientDestination> > m_Destinations;
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std::shared_ptr<ClientDestination> m_SharedLocalDestination;
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AddressBook m_AddressBook;
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I2PService * m_HttpProxy, * m_SocksProxy;
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std::map<boost::asio::ip::tcp::endpoint, std::shared_ptr<I2PService> > m_ClientTunnels; // local endpoint -> tunnel
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std::map<std::pair<i2p::data::IdentHash, int>, std::shared_ptr<I2PServerTunnel> > m_ServerTunnels; // <destination,port> -> tunnel
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std::mutex m_ForwardsMutex;
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std::map<boost::asio::ip::udp::endpoint, std::shared_ptr<I2PUDPClientTunnel> > m_ClientForwards; // local endpoint -> udp tunnel
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std::map<std::pair<i2p::data::IdentHash, int>, std::shared_ptr<I2PUDPServerTunnel> > m_ServerForwards; // <destination,port> -> udp tunnel
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SAMBridge * m_SamBridge;
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BOBCommandChannel * m_BOBCommandChannel;
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I2CPServer * m_I2CPServer;
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std::unique_ptr<boost::asio::deadline_timer> m_CleanupUDPTimer;
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// i18n
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std::shared_ptr<const i2p::i18n::Locale> m_Language;
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public:
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// for HTTP
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const decltype(m_Destinations)& GetDestinations () const { return m_Destinations; };
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const decltype(m_ClientTunnels)& GetClientTunnels () const { return m_ClientTunnels; };
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const decltype(m_ServerTunnels)& GetServerTunnels () const { return m_ServerTunnels; };
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const decltype(m_ClientForwards)& GetClientForwards () const { return m_ClientForwards; }
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const decltype(m_ServerForwards)& GetServerForwards () const { return m_ServerForwards; }
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const I2PService * GetHttpProxy () const { return m_HttpProxy; }
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const I2PService * GetSocksProxy () const { return m_SocksProxy; }
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};
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extern ClientContext context;
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}
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}
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#endif
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