diff options
Diffstat (limited to 'src/net.h')
-rw-r--r-- | src/net.h | 91 |
1 files changed, 58 insertions, 33 deletions
@@ -33,8 +33,6 @@ #include <arpa/inet.h> #endif -#include <boost/foreach.hpp> -#include <boost/signals2/signal.hpp> class CScheduler; class CNode; @@ -101,7 +99,6 @@ struct AddedNodeInfo bool fInbound; }; -class CTransaction; class CNodeStats; class CClientUIInterface; @@ -118,7 +115,7 @@ struct CSerializedNetMsg std::string command; }; - +class NetEventsInterface; class CConnman { public: @@ -140,20 +137,45 @@ public: int nMaxFeeler = 0; int nBestHeight = 0; CClientUIInterface* uiInterface = nullptr; + NetEventsInterface* m_msgproc = nullptr; unsigned int nSendBufferMaxSize = 0; unsigned int nReceiveFloodSize = 0; uint64_t nMaxOutboundTimeframe = 0; uint64_t nMaxOutboundLimit = 0; + std::vector<std::string> vSeedNodes; + std::vector<CSubNet> vWhitelistedRange; + std::vector<CService> vBinds, vWhiteBinds; + bool m_use_addrman_outgoing = true; + std::vector<std::string> m_specified_outgoing; + std::vector<std::string> m_added_nodes; }; + + void Init(const Options& connOptions) { + nLocalServices = connOptions.nLocalServices; + nRelevantServices = connOptions.nRelevantServices; + nMaxConnections = connOptions.nMaxConnections; + nMaxOutbound = std::min(connOptions.nMaxOutbound, connOptions.nMaxConnections); + nMaxAddnode = connOptions.nMaxAddnode; + nMaxFeeler = connOptions.nMaxFeeler; + nBestHeight = connOptions.nBestHeight; + clientInterface = connOptions.uiInterface; + m_msgproc = connOptions.m_msgproc; + nSendBufferMaxSize = connOptions.nSendBufferMaxSize; + nReceiveFloodSize = connOptions.nReceiveFloodSize; + nMaxOutboundTimeframe = connOptions.nMaxOutboundTimeframe; + nMaxOutboundLimit = connOptions.nMaxOutboundLimit; + vWhitelistedRange = connOptions.vWhitelistedRange; + vAddedNodes = connOptions.m_added_nodes; + } + CConnman(uint64_t seed0, uint64_t seed1); ~CConnman(); - bool Start(CScheduler& scheduler, std::string& strNodeError, Options options); + bool Start(CScheduler& scheduler, const Options& options); void Stop(); void Interrupt(); - bool BindListenPort(const CService &bindAddr, std::string& strError, bool fWhitelisted = false); bool GetNetworkActive() const { return fNetworkActive; }; void SetNetworkActive(bool active); - bool OpenNetworkConnection(const CAddress& addrConnect, bool fCountFailure, CSemaphoreGrant *grantOutbound = NULL, const char *strDest = NULL, bool fOneShot = false, bool fFeeler = false, bool fAddnode = false); + bool OpenNetworkConnection(const CAddress& addrConnect, bool fCountFailure, CSemaphoreGrant *grantOutbound = nullptr, const char *strDest = nullptr, bool fOneShot = false, bool fFeeler = false, bool fAddnode = false); bool CheckIncomingNonce(uint64_t nonce); bool ForNode(NodeId id, std::function<bool(CNode* pnode)> func); @@ -233,8 +255,6 @@ public: void GetBanned(banmap_t &banmap); void SetBanned(const banmap_t &banmap); - void AddOneShot(const std::string& strDest); - bool AddNode(const std::string& node); bool RemoveAddedNode(const std::string& node); std::vector<AddedNodeInfo> GetAddedNodeInfo(); @@ -244,10 +264,6 @@ public: bool DisconnectNode(const std::string& node); bool DisconnectNode(NodeId id); - unsigned int GetSendBufferSize() const; - - void AddWhitelistedRange(const CSubNet &subnet); - ServiceFlags GetLocalServices() const; //!set the max outbound target in bytes @@ -291,9 +307,13 @@ private: ListenSocket(SOCKET socket_, bool whitelisted_) : socket(socket_), whitelisted(whitelisted_) {} }; + bool BindListenPort(const CService &bindAddr, std::string& strError, bool fWhitelisted = false); + bool Bind(const CService &addr, unsigned int flags); + bool InitBinds(const std::vector<CService>& binds, const std::vector<CService>& whiteBinds); void ThreadOpenAddedConnections(); + void AddOneShot(const std::string& strDest); void ProcessOneShot(); - void ThreadOpenConnections(); + void ThreadOpenConnections(std::vector<std::string> connect); void ThreadMessageHandler(); void AcceptConnection(const ListenSocket& hListenSocket); void ThreadSocketHandler(); @@ -347,7 +367,6 @@ private: // Whitelisted ranges. Any node connecting from these is automatically // whitelisted (as well as those connecting to whitelisted binds). std::vector<CSubNet> vWhitelistedRange; - CCriticalSection cs_vWhitelistedRange; unsigned int nSendBufferMaxSize; unsigned int nReceiveFloodSize; @@ -382,6 +401,7 @@ private: int nMaxFeeler; std::atomic<int> nBestHeight; CClientUIInterface* clientInterface; + NetEventsInterface* m_msgproc; /** SipHasher seeds for deterministic randomness */ const uint64_t nSeed0, nSeed1; @@ -422,19 +442,18 @@ struct CombinerAll } }; -// Signals for message handling -struct CNodeSignals +/** + * Interface for message handling + */ +class NetEventsInterface { - boost::signals2::signal<bool (CNode*, CConnman&, std::atomic<bool>&), CombinerAll> ProcessMessages; - boost::signals2::signal<bool (CNode*, CConnman&, std::atomic<bool>&), CombinerAll> SendMessages; - boost::signals2::signal<void (CNode*, CConnman&)> InitializeNode; - boost::signals2::signal<void (NodeId, bool&)> FinalizeNode; +public: + virtual bool ProcessMessages(CNode* pnode, std::atomic<bool>& interrupt) = 0; + virtual bool SendMessages(CNode* pnode, std::atomic<bool>& interrupt) = 0; + virtual void InitializeNode(CNode* pnode) = 0; + virtual void FinalizeNode(NodeId id, bool& update_connection_time) = 0; }; - -CNodeSignals& GetNodeSignals(); - - enum { LOCAL_NONE, // unknown @@ -456,7 +475,7 @@ bool AddLocal(const CNetAddr& addr, int nScore = LOCAL_NONE); bool RemoveLocal(const CService& addr); bool SeenLocal(const CService& addr); bool IsLocal(const CService& addr); -bool GetLocal(CService &addr, const CNetAddr *paddrPeer = NULL); +bool GetLocal(CService &addr, const CNetAddr *paddrPeer = nullptr); bool IsReachable(enum Network net); bool IsReachable(const CNetAddr &addr); CAddress GetLocalAddress(const CNetAddr *paddrPeer, ServiceFlags nLocalServices); @@ -504,8 +523,12 @@ public: double dPingTime; double dPingWait; double dMinPing; + // Our address, as reported by the peer std::string addrLocal; + // Address of this peer CAddress addr; + // Bind address of our side of the connection + CAddress addrBind; }; @@ -586,7 +609,10 @@ public: std::atomic<int64_t> nLastRecv; const int64_t nTimeConnected; std::atomic<int64_t> nTimeOffset; + // Address of this peer const CAddress addr; + // Bind address of our side of the connection + const CAddress addrBind; std::atomic<int> nVersion; // strSubVer is whatever byte array we read from the wire. However, this field is intended // to be printed out, displayed to humans in various forms and so on. So we sanitize it and @@ -676,15 +702,13 @@ public: CAmount lastSentFeeFilter; int64_t nextSendTimeFeeFilter; - CNode(NodeId id, ServiceFlags nLocalServicesIn, int nMyStartingHeightIn, SOCKET hSocketIn, const CAddress &addrIn, uint64_t nKeyedNetGroupIn, uint64_t nLocalHostNonceIn, const std::string &addrNameIn = "", bool fInboundIn = false); + CNode(NodeId id, ServiceFlags nLocalServicesIn, int nMyStartingHeightIn, SOCKET hSocketIn, const CAddress &addrIn, uint64_t nKeyedNetGroupIn, uint64_t nLocalHostNonceIn, const CAddress &addrBindIn, const std::string &addrNameIn = "", bool fInboundIn = false); ~CNode(); + CNode(const CNode&) = delete; + CNode& operator=(const CNode&) = delete; private: - CNode(const CNode&); - void operator=(const CNode&); const NodeId id; - - const uint64_t nLocalHostNonce; // Services offered to this peer const ServiceFlags nLocalServices; @@ -695,6 +719,7 @@ private: mutable CCriticalSection cs_addrName; std::string addrName; + // Our address, as reported by the peer CService addrLocal; mutable CCriticalSection cs_addrLocal; public: @@ -711,7 +736,7 @@ public: return nMyStartingHeight; } - int GetRefCount() + int GetRefCount() const { assert(nRefCount >= 0); return nRefCount; @@ -723,7 +748,7 @@ public: { nRecvVersion = nVersionIn; } - int GetRecvVersion() + int GetRecvVersion() const { return nRecvVersion; } |