diff options
| author | Wladimir J. van der Laan <laanwj@gmail.com> | 2016-09-09 11:43:13 +0200 |
|---|---|---|
| committer | Wladimir J. van der Laan <laanwj@gmail.com> | 2016-09-09 11:52:22 +0200 |
| commit | 6423116741de2144872389cf63a621539ae79aaa (patch) | |
| tree | 88144259eb803a07ce307cdfbddd1723d293b725 /src | |
| parent | 4daf02a03f9ef4b06d7f2198ed7325ae68e117ba (diff) | |
| parent | 0103c5b90fa61b5d159a825fcb5a05ca31d0d1c3 (diff) | |
Merge #8085: p2p: Begin encapsulation
0103c5b net: move MAX_FEELER_CONNECTIONS into connman (Cory Fields)
e700cd0 Convert ForEachNode* functions to take a templated function argument rather than a std::function to eliminate std::function overhead (Jeremy Rubin)
d1a2295 Made the ForEachNode* functions in src/net.cpp more pragmatic and self documenting (Jeremy Rubin)
98591c5 net: move vNodesDisconnected into CConnman (Cory Fields)
fa2f8bc net: add nSendBufferMaxSize/nReceiveFloodSize to CConnection::Options (Cory Fields)
a19553b net: Introduce CConnection::Options to avoid passing so many params (Cory Fields)
bafa5fc net: Drop StartNode/StopNode and use CConnman directly (Cory Fields)
e81a602 net: pass CClientUIInterface into CConnman (Cory Fields)
f60b905 net: Pass best block known height into CConnman (Cory Fields)
fdf69ff net: move max/max-outbound to CConnman (Cory Fields)
8a59369 net: move semOutbound to CConnman (Cory Fields)
bd72937 net: move nLocalServices/nRelevantServices to CConnman (Cory Fields)
be9c796 net: move SendBufferSize/ReceiveFloodSize to CConnman (Cory Fields)
63cafa6 net: move send/recv statistics to CConnman (Cory Fields)
adf5d4c net: SocketSendData returns written size (Cory Fields)
ee44fa9 net: move messageHandlerCondition to CConnman (Cory Fields)
960cf2e net: move nLocalHostNonce to CConnman (Cory Fields)
551e088 net: move nLastNodeId to CConnman (Cory Fields)
6c19d92 net: move whitelist functions into CConnman (Cory Fields)
53347f0 net: create generic functor accessors and move vNodes to CConnman (Cory Fields)
c0569c7 net: Add most functions needed for vNodes to CConnman (Cory Fields)
8ae2dac net: move added node functions to CConnman (Cory Fields)
502dd3a net: Add oneshot functions to CConnman (Cory Fields)
a0f3d3c net: move ban and addrman functions into CConnman (Cory Fields)
aaf018e net: handle nodesignals in CConnman (Cory Fields)
b1a5f43 net: move OpenNetworkConnection into CConnman (Cory Fields)
02137f1 net: Move socket binding into CConnman (Cory Fields)
5b446dd net: Pass CConnection to wallet rather than using the global (Cory Fields)
8d58c4d net: Pass CConnman around as needed (Cory Fields)
d7349ca net: Add rpc error for missing/disabled p2p functionality (Cory Fields)
cd16f48 net: Create CConnman to encapsulate p2p connections (Cory Fields)
d93b14d net: move CBanDB and CAddrDB out of net.h/cpp (Cory Fields)
531214f gui: add NodeID to the peer table (Cory Fields)
Diffstat (limited to 'src')
32 files changed, 1381 insertions, 903 deletions
diff --git a/src/Makefile.am b/src/Makefile.am index 03fac5bf97..ebdddc87f5 100644 --- a/src/Makefile.am +++ b/src/Makefile.am @@ -71,6 +71,7 @@ endif .PHONY: FORCE check-symbols check-security # bitcoin core # BITCOIN_CORE_H = \ + addrdb.h \ addrman.h \ base58.h \ bloom.h \ @@ -164,6 +165,7 @@ libbitcoin_server_a_CPPFLAGS = $(AM_CPPFLAGS) $(BITCOIN_INCLUDES) $(MINIUPNPC_CP libbitcoin_server_a_CXXFLAGS = $(AM_CXXFLAGS) $(PIE_FLAGS) libbitcoin_server_a_SOURCES = \ addrman.cpp \ + addrdb.cpp \ bloom.cpp \ blockencodings.cpp \ chain.cpp \ diff --git a/src/addrdb.cpp b/src/addrdb.cpp new file mode 100644 index 0000000000..ddf41f92de --- /dev/null +++ b/src/addrdb.cpp @@ -0,0 +1,218 @@ +// Copyright (c) 2009-2010 Satoshi Nakamoto +// Copyright (c) 2009-2015 The Bitcoin Core developers +// Distributed under the MIT software license, see the accompanying +// file COPYING or http://www.opensource.org/licenses/mit-license.php. + +#include "addrdb.h" + +#include "addrman.h" +#include "chainparams.h" +#include "clientversion.h" +#include "hash.h" +#include "random.h" +#include "streams.h" +#include "tinyformat.h" +#include "util.h" + +#include <boost/filesystem.hpp> + +CBanDB::CBanDB() +{ + pathBanlist = GetDataDir() / "banlist.dat"; +} + +bool CBanDB::Write(const banmap_t& banSet) +{ + // Generate random temporary filename + unsigned short randv = 0; + GetRandBytes((unsigned char*)&randv, sizeof(randv)); + std::string tmpfn = strprintf("banlist.dat.%04x", randv); + + // serialize banlist, checksum data up to that point, then append csum + CDataStream ssBanlist(SER_DISK, CLIENT_VERSION); + ssBanlist << FLATDATA(Params().MessageStart()); + ssBanlist << banSet; + uint256 hash = Hash(ssBanlist.begin(), ssBanlist.end()); + ssBanlist << hash; + + // open temp output file, and associate with CAutoFile + boost::filesystem::path pathTmp = GetDataDir() / tmpfn; + FILE *file = fopen(pathTmp.string().c_str(), "wb"); + CAutoFile fileout(file, SER_DISK, CLIENT_VERSION); + if (fileout.IsNull()) + return error("%s: Failed to open file %s", __func__, pathTmp.string()); + + // Write and commit header, data + try { + fileout << ssBanlist; + } + catch (const std::exception& e) { + return error("%s: Serialize or I/O error - %s", __func__, e.what()); + } + FileCommit(fileout.Get()); + fileout.fclose(); + + // replace existing banlist.dat, if any, with new banlist.dat.XXXX + if (!RenameOver(pathTmp, pathBanlist)) + return error("%s: Rename-into-place failed", __func__); + + return true; +} + +bool CBanDB::Read(banmap_t& banSet) +{ + // open input file, and associate with CAutoFile + FILE *file = fopen(pathBanlist.string().c_str(), "rb"); + CAutoFile filein(file, SER_DISK, CLIENT_VERSION); + if (filein.IsNull()) + return error("%s: Failed to open file %s", __func__, pathBanlist.string()); + + // use file size to size memory buffer + uint64_t fileSize = boost::filesystem::file_size(pathBanlist); + uint64_t dataSize = 0; + // Don't try to resize to a negative number if file is small + if (fileSize >= sizeof(uint256)) + dataSize = fileSize - sizeof(uint256); + std::vector<unsigned char> vchData; + vchData.resize(dataSize); + uint256 hashIn; + + // read data and checksum from file + try { + filein.read((char *)&vchData[0], dataSize); + filein >> hashIn; + } + catch (const std::exception& e) { + return error("%s: Deserialize or I/O error - %s", __func__, e.what()); + } + filein.fclose(); + + CDataStream ssBanlist(vchData, SER_DISK, CLIENT_VERSION); + + // verify stored checksum matches input data + uint256 hashTmp = Hash(ssBanlist.begin(), ssBanlist.end()); + if (hashIn != hashTmp) + return error("%s: Checksum mismatch, data corrupted", __func__); + + unsigned char pchMsgTmp[4]; + try { + // de-serialize file header (network specific magic number) and .. + ssBanlist >> FLATDATA(pchMsgTmp); + + // ... verify the network matches ours + if (memcmp(pchMsgTmp, Params().MessageStart(), sizeof(pchMsgTmp))) + return error("%s: Invalid network magic number", __func__); + + // de-serialize address data into one CAddrMan object + ssBanlist >> banSet; + } + catch (const std::exception& e) { + return error("%s: Deserialize or I/O error - %s", __func__, e.what()); + } + + return true; +} + +CAddrDB::CAddrDB() +{ + pathAddr = GetDataDir() / "peers.dat"; +} + +bool CAddrDB::Write(const CAddrMan& addr) +{ + // Generate random temporary filename + unsigned short randv = 0; + GetRandBytes((unsigned char*)&randv, sizeof(randv)); + std::string tmpfn = strprintf("peers.dat.%04x", randv); + + // serialize addresses, checksum data up to that point, then append csum + CDataStream ssPeers(SER_DISK, CLIENT_VERSION); + ssPeers << FLATDATA(Params().MessageStart()); + ssPeers << addr; + uint256 hash = Hash(ssPeers.begin(), ssPeers.end()); + ssPeers << hash; + + // open temp output file, and associate with CAutoFile + boost::filesystem::path pathTmp = GetDataDir() / tmpfn; + FILE *file = fopen(pathTmp.string().c_str(), "wb"); + CAutoFile fileout(file, SER_DISK, CLIENT_VERSION); + if (fileout.IsNull()) + return error("%s: Failed to open file %s", __func__, pathTmp.string()); + + // Write and commit header, data + try { + fileout << ssPeers; + } + catch (const std::exception& e) { + return error("%s: Serialize or I/O error - %s", __func__, e.what()); + } + FileCommit(fileout.Get()); + fileout.fclose(); + + // replace existing peers.dat, if any, with new peers.dat.XXXX + if (!RenameOver(pathTmp, pathAddr)) + return error("%s: Rename-into-place failed", __func__); + + return true; +} + +bool CAddrDB::Read(CAddrMan& addr) +{ + // open input file, and associate with CAutoFile + FILE *file = fopen(pathAddr.string().c_str(), "rb"); + CAutoFile filein(file, SER_DISK, CLIENT_VERSION); + if (filein.IsNull()) + return error("%s: Failed to open file %s", __func__, pathAddr.string()); + + // use file size to size memory buffer + uint64_t fileSize = boost::filesystem::file_size(pathAddr); + uint64_t dataSize = 0; + // Don't try to resize to a negative number if file is small + if (fileSize >= sizeof(uint256)) + dataSize = fileSize - sizeof(uint256); + std::vector<unsigned char> vchData; + vchData.resize(dataSize); + uint256 hashIn; + + // read data and checksum from file + try { + filein.read((char *)&vchData[0], dataSize); + filein >> hashIn; + } + catch (const std::exception& e) { + return error("%s: Deserialize or I/O error - %s", __func__, e.what()); + } + filein.fclose(); + + CDataStream ssPeers(vchData, SER_DISK, CLIENT_VERSION); + + // verify stored checksum matches input data + uint256 hashTmp = Hash(ssPeers.begin(), ssPeers.end()); + if (hashIn != hashTmp) + return error("%s: Checksum mismatch, data corrupted", __func__); + + return Read(addr, ssPeers); +} + +bool CAddrDB::Read(CAddrMan& addr, CDataStream& ssPeers) +{ + unsigned char pchMsgTmp[4]; + try { + // de-serialize file header (network specific magic number) and .. + ssPeers >> FLATDATA(pchMsgTmp); + + // ... verify the network matches ours + if (memcmp(pchMsgTmp, Params().MessageStart(), sizeof(pchMsgTmp))) + return error("%s: Invalid network magic number", __func__); + + // de-serialize address data into one CAddrMan object + ssPeers >> addr; + } + catch (const std::exception& e) { + // de-serialization has failed, ensure addrman is left in a clean state + addr.Clear(); + return error("%s: Deserialize or I/O error - %s", __func__, e.what()); + } + + return true; +} diff --git a/src/addrdb.h b/src/addrdb.h new file mode 100644 index 0000000000..d8c66d872b --- /dev/null +++ b/src/addrdb.h @@ -0,0 +1,103 @@ +// Copyright (c) 2009-2010 Satoshi Nakamoto +// Copyright (c) 2009-2015 The Bitcoin Core developers +// Distributed under the MIT software license, see the accompanying +// file COPYING or http://www.opensource.org/licenses/mit-license.php. + +#ifndef BITCOIN_ADDRDB_H +#define BITCOIN_ADDRDB_H + +#include "serialize.h" + +#include <string> +#include <map> +#include <boost/filesystem/path.hpp> + +class CSubNet; +class CAddrMan; +class CDataStream; + +typedef enum BanReason +{ + BanReasonUnknown = 0, + BanReasonNodeMisbehaving = 1, + BanReasonManuallyAdded = 2 +} BanReason; + +class CBanEntry +{ +public: + static const int CURRENT_VERSION=1; + int nVersion; + int64_t nCreateTime; + int64_t nBanUntil; + uint8_t banReason; + + CBanEntry() + { + SetNull(); + } + + CBanEntry(int64_t nCreateTimeIn) + { + SetNull(); + nCreateTime = nCreateTimeIn; + } + + ADD_SERIALIZE_METHODS; + + template <typename Stream, typename Operation> + inline void SerializationOp(Stream& s, Operation ser_action, int nType, int nVersion) { + READWRITE(this->nVersion); + nVersion = this->nVersion; + READWRITE(nCreateTime); + READWRITE(nBanUntil); + READWRITE(banReason); + } + + void SetNull() + { + nVersion = CBanEntry::CURRENT_VERSION; + nCreateTime = 0; + nBanUntil = 0; + banReason = BanReasonUnknown; + } + + std::string banReasonToString() + { + switch (banReason) { + case BanReasonNodeMisbehaving: + return "node misbehaving"; + case BanReasonManuallyAdded: + return "manually added"; + default: + return "unknown"; + } + } +}; + +typedef std::map<CSubNet, CBanEntry> banmap_t; + +/** Access to the (IP) address database (peers.dat) */ +class CAddrDB +{ +private: + boost::filesystem::path pathAddr; +public: + CAddrDB(); + bool Write(const CAddrMan& addr); + bool Read(CAddrMan& addr); + bool Read(CAddrMan& addr, CDataStream& ssPeers); +}; + +/** Access to the banlist database (banlist.dat) */ +class CBanDB +{ +private: + boost::filesystem::path pathBanlist; +public: + CBanDB(); + bool Write(const banmap_t& banSet); + bool Read(banmap_t& banSet); +}; + +#endif // BITCOIN_ADDRDB_H diff --git a/src/init.cpp b/src/init.cpp index 64e161b9b2..e9552da67d 100644 --- a/src/init.cpp +++ b/src/init.cpp @@ -42,6 +42,7 @@ #endif #include <stdint.h> #include <stdio.h> +#include <memory> #ifndef WIN32 #include <signal.h> @@ -70,6 +71,7 @@ static const bool DEFAULT_REST_ENABLE = false; static const bool DEFAULT_DISABLE_SAFEMODE = false; static const bool DEFAULT_STOPAFTERBLOCKIMPORT = false; +std::unique_ptr<CConnman> g_connman; #if ENABLE_ZMQ static CZMQNotificationInterface* pzmqNotificationInterface = NULL; @@ -197,7 +199,10 @@ void Shutdown() if (pwalletMain) pwalletMain->Flush(false); #endif - StopNode(); + MapPort(false); + g_connman->Stop(); + g_connman.reset(); + StopTorControl(); UnregisterNodeSignals(GetNodeSignals()); @@ -269,11 +274,11 @@ void HandleSIGHUP(int) fReopenDebugLog = true; } -bool static Bind(const CService &addr, unsigned int flags) { +bool static Bind(CConnman& connman, const CService &addr, unsigned int flags) { if (!(flags & BF_EXPLICIT) && IsLimited(addr)) return false; std::string strError; - if (!BindListenPort(addr, strError, (flags & BF_WHITELIST) != 0)) { + if (!connman.BindListenPort(addr, strError, (flags & BF_WHITELIST) != 0)) { if (flags & BF_REPORT_ERROR) return InitError(strError); return false; @@ -864,7 +869,7 @@ bool AppInit2(boost::thread_group& threadGroup, CScheduler& scheduler) // Make sure enough file descriptors are available int nBind = std::max((int)mapArgs.count("-bind") + (int)mapArgs.count("-whitebind"), 1); int nUserMaxConnections = GetArg("-maxconnections", DEFAULT_MAX_PEER_CONNECTIONS); - nMaxConnections = std::max(nUserMaxConnections, 0); + int nMaxConnections = std::max(nUserMaxConnections, 0); // Trim requested connection counts, to fit into system limitations nMaxConnections = std::max(std::min(nMaxConnections, (int)(FD_SETSIZE - nBind - MIN_CORE_FILEDESCRIPTORS)), 0); @@ -985,6 +990,9 @@ bool AppInit2(boost::thread_group& threadGroup, CScheduler& scheduler) // Option to startup with mocktime set (used for regression testing): SetMockTime(GetArg("-mocktime", 0)); // SetMockTime(0) is a no-op + ServiceFlags nLocalServices = NODE_NETWORK; + ServiceFlags nRelevantServices = NODE_NETWORK; + if (GetBoolArg("-peerbloomfilters", DEFAULT_PEERBLOOMFILTERS)) nLocalServices = ServiceFlags(nLocalServices | NODE_BLOOM); @@ -1108,6 +1116,10 @@ bool AppInit2(boost::thread_group& threadGroup, CScheduler& scheduler) #endif // ENABLE_WALLET // ********************************************************* Step 6: network initialization + assert(!g_connman); + g_connman = std::unique_ptr<CConnman>(new CConnman()); + CConnman& connman = *g_connman; + RegisterNodeSignals(GetNodeSignals()); // sanitize comments per BIP-0014, format user agent and check total size @@ -1145,7 +1157,7 @@ bool AppInit2(boost::thread_group& threadGroup, CScheduler& scheduler) LookupSubNet(net.c_str(), subnet); if (!subnet.IsValid()) return InitError(strprintf(_("Invalid netmask specified in -whitelist: '%s'"), net)); - CNode::AddWhitelistedRange(subnet); + connman.AddWhitelistedRange(subnet); } } @@ -1197,7 +1209,7 @@ bool AppInit2(boost::thread_group& threadGroup, CScheduler& scheduler) CService addrBind; if (!Lookup(strBind.c_str(), addrBind, GetListenPort(), false)) return InitError(ResolveErrMsg("bind", strBind)); - fBound |= Bind(addrBind, (BF_EXPLICIT | BF_REPORT_ERROR)); + fBound |= Bind(connman, addrBind, (BF_EXPLICIT | BF_REPORT_ERROR)); } BOOST_FOREACH(const std::string& strBind, mapMultiArgs["-whitebind"]) { CService addrBind; @@ -1205,14 +1217,14 @@ bool AppInit2(boost::thread_group& threadGroup, CScheduler& scheduler) return InitError(ResolveErrMsg("whitebind", strBind)); if (addrBind.GetPort() == 0) return InitError(strprintf(_("Need to specify a port with -whitebind: '%s'"), strBind)); - fBound |= Bind(addrBind, (BF_EXPLICIT | BF_REPORT_ERROR | BF_WHITELIST)); + fBound |= Bind(connman, addrBind, (BF_EXPLICIT | BF_REPORT_ERROR | BF_WHITELIST)); } } else { struct in_addr inaddr_any; inaddr_any.s_addr = INADDR_ANY; - fBound |= Bind(CService(in6addr_any, GetListenPort()), BF_NONE); - fBound |= Bind(CService(inaddr_any, GetListenPort()), !fBound ? BF_REPORT_ERROR : BF_NONE); + fBound |= Bind(connman, CService(in6addr_any, GetListenPort()), BF_NONE); + fBound |= Bind(connman, CService(inaddr_any, GetListenPort()), !fBound ? BF_REPORT_ERROR : BF_NONE); } if (!fBound) return InitError(_("Failed to listen on any port. Use -listen=0 if you want this.")); @@ -1229,7 +1241,7 @@ bool AppInit2(boost::thread_group& threadGroup, CScheduler& scheduler) } BOOST_FOREACH(const std::string& strDest, mapMultiArgs["-seednode"]) - AddOneShot(strDest); + connman.AddOneShot(strDest); #if ENABLE_ZMQ pzmqNotificationInterface = CZMQNotificationInterface::CreateWithArguments(mapArgs); @@ -1239,7 +1251,7 @@ bool AppInit2(boost::thread_group& threadGroup, CScheduler& scheduler) } #endif if (mapArgs.count("-maxuploadtarget")) { - CNode::SetMaxOutboundTarget(GetArg("-maxuploadtarget", DEFAULT_MAX_UPLOAD_TARGET)*1024*1024); + connman.SetMaxOutboundTarget(GetArg("-maxuploadtarget", DEFAULT_MAX_UPLOAD_TARGET)*1024*1024); } // ********************************************************* Step 7: load block chain @@ -1505,7 +1517,25 @@ bool AppInit2(boost::thread_group& threadGroup, CScheduler& scheduler) if (GetBoolArg("-listenonion", DEFAULT_LISTEN_ONION)) StartTorControl(threadGroup, scheduler); - StartNode(threadGroup, scheduler); + Discover(threadGroup); + + // Map ports with UPnP + MapPort(GetBoolArg("-upnp", DEFAULT_UPNP)); + + std::string strNodeError; + CConnman::Options connOptions; + connOptions.nLocalServices = nLocalServices; + connOptions.nRelevantServices = nRelevantServices; + connOptions.nMaxConnections = nMaxConnections; + connOptions.nMaxOutbound = std::min(MAX_OUTBOUND_CONNECTIONS, connOptions.nMaxConnections); + connOptions.nMaxFeeler = 1; + connOptions.nBestHeight = chainActive.Height(); + connOptions.uiInterface = &uiInterface; + connOptions.nSendBufferMaxSize = 1000*GetArg("-maxsendbuffer", DEFAULT_MAXSENDBUFFER); + connOptions.nReceiveFloodSize = 1000*GetArg("-maxreceivebuffer", DEFAULT_MAXRECEIVEBUFFER); + + if(!connman.Start(threadGroup, scheduler, strNodeError, connOptions)) + return InitError(strNodeError); // ********************************************************* Step 12: finished diff --git a/src/main.cpp b/src/main.cpp index 43ffd8797e..03ae70d327 100644 --- a/src/main.cpp +++ b/src/main.cpp @@ -325,12 +325,6 @@ CNodeState *State(NodeId pnode) { return &it->second; } -int GetHeight() -{ - LOCK(cs_main); - return chainActive.Height(); -} - void UpdatePreferredDownload(CNode* node, CNodeState* state) { nPreferredDownload -= state->fPreferredDownload; @@ -348,7 +342,8 @@ void InitializeNode(NodeId nodeid, const CNode *pnode) { state.address = pnode->addr; } -void FinalizeNode(NodeId nodeid) { +void FinalizeNode(NodeId nodeid, bool& fUpdateConnectionTime) { + fUpdateConnectionTime = false; LOCK(cs_main); CNodeState *state = State(nodeid); @@ -356,7 +351,7 @@ void FinalizeNode(NodeId nodeid) { nSyncStarted--; if (state->nMisbehavior == 0 && state->fCurrentlyConnected) { - AddressCurrentlyConnected(state->address); + fUpdateConnectionTime = true; } BOOST_FOREACH(const QueuedBlock& entry, state->vBlocksInFlight) { @@ -469,8 +464,8 @@ void UpdateBlockAvailability(NodeId nodeid, const uint256 &hash) { } } -void MaybeSetPeerAsAnnouncingHeaderAndIDs(const CNodeState* nodestate, CNode* pfrom) { - if (nLocalServices & NODE_WITNESS) { +void MaybeSetPeerAsAnnouncingHeaderAndIDs(const CNodeState* nodestate, CNode* pfrom, CConnman& connman) { + if (pfrom->GetLocalServices() & NODE_WITNESS) { // Don't ever request compact blocks when segwit is enabled. return; } @@ -483,11 +478,12 @@ void MaybeSetPeerAsAnnouncingHeaderAndIDs(const CNodeState* nodestate, CNode* pf if (lNodesAnnouncingHeaderAndIDs.size() >= 3) { // As per BIP152, we only get 3 of our peers to announce // blocks using compact encodings. - CNode* pnodeStop = FindNode(lNodesAnnouncingHeaderAndIDs.front()); - if (pnodeStop) { + bool found = connman.ForNode(lNodesAnnouncingHeaderAndIDs.front(), [fAnnounceUsingCMPCTBLOCK, nCMPCTBLOCKVersion](CNode* pnodeStop){ pnodeStop->PushMessage(NetMsgType::SENDCMPCT, fAnnounceUsingCMPCTBLOCK, nCMPCTBLOCKVersion); + return true; + }); + if(found) lNodesAnnouncingHeaderAndIDs.pop_front(); - } } fAnnounceUsingCMPCTBLOCK = true; pfrom->PushMessage(NetMsgType::SENDCMPCT, fAnnounceUsingCMPCTBLOCK, nCMPCTBLOCKVersion); @@ -637,7 +633,6 @@ bool GetNodeStateStats(NodeId nodeid, CNodeStateStats &stats) { void RegisterNodeSignals(CNodeSignals& nodeSignals) { - nodeSignals.GetHeight.connect(&GetHeight); nodeSignals.ProcessMessages.connect(&ProcessMessages); nodeSignals.SendMessages.connect(&SendMessages); nodeSignals.InitializeNode.connect(&InitializeNode); @@ -646,7 +641,6 @@ void RegisterNodeSignals(CNodeSignals& nodeSignals) void UnregisterNodeSignals(CNodeSignals& nodeSignals) { - nodeSignals.GetHeight.disconnect(&GetHeight); nodeSignals.ProcessMessages.disconnect(&ProcessMessages); nodeSignals.SendMessages.disconnect(&SendMessages); nodeSignals.InitializeNode.disconnect(&InitializeNode); @@ -3016,7 +3010,7 @@ static void NotifyHeaderTip() { * or an activated best chain. pblock is either NULL or a pointer to a block * that is already loaded (to avoid loading it again from disk). */ -bool ActivateBestChain(CValidationState &state, const CChainParams& chainparams, const CBlock *pblock) { +bool ActivateBestChain(CValidationState &state, const CChainParams& chainparams, const CBlock *pblock, CConnman* connman) { CBlockIndex *pindexMostWork = NULL; CBlockIndex *pindexNewTip = NULL; do { @@ -3056,6 +3050,8 @@ bool ActivateBestChain(CValidationState &state, const CChainParams& chainparams, // When we reach this point, we switched to a new tip (stored in pindexNewTip). // Notifications/callbacks that can run without cs_main + if(connman) + connman->SetBestHeight(nNewHeight); // throw all transactions though the signal-interface // while _not_ holding the cs_main lock @@ -3088,15 +3084,14 @@ bool ActivateBestChain(CValidationState &state, const CChainParams& chainparams, int nBlockEstimate = 0; if (fCheckpointsEnabled) nBlockEstimate = Checkpoints::GetTotalBlocksEstimate(chainparams.Checkpoints()); - { - LOCK(cs_vNodes); - BOOST_FOREACH(CNode* pnode, vNodes) { + if(connman) { + connman->ForEachNode([nNewHeight, nBlockEstimate, &vHashes](CNode* pnode) { if (nNewHeight > (pnode->nStartingHeight != -1 ? pnode->nStartingHeight - 2000 : nBlockEstimate)) { BOOST_REVERSE_FOREACH(const uint256& hash, vHashes) { pnode->PushBlockHash(hash); } } - } + }); } // Notify external listeners about the new tip. if (!vHashes.empty()) { @@ -3731,7 +3726,7 @@ static bool AcceptBlock(const CBlock& block, CValidationState& state, const CCha return true; } -bool ProcessNewBlock(CValidationState& state, const CChainParams& chainparams, CNode* pfrom, const CBlock* pblock, bool fForceProcessing, const CDiskBlockPos* dbp) +bool ProcessNewBlock(CValidationState& state, const CChainParams& chainparams, CNode* pfrom, const CBlock* pblock, bool fForceProcessing, const CDiskBlockPos* dbp, CConnman* connman) { { LOCK(cs_main); @@ -3753,7 +3748,7 @@ bool ProcessNewBlock(CValidationState& state, const CChainParams& chainparams, C NotifyHeaderTip(); - if (!ActivateBestChain(state, chainparams, pblock)) + if (!ActivateBestChain(state, chainparams, pblock, connman)) return error("%s: ActivateBestChain failed", __func__); return true; @@ -4725,9 +4720,47 @@ bool static AlreadyHave(const CInv& inv) EXCLUSIVE_LOCKS_REQUIRED(cs_main) return true; } -void static ProcessGetData(CNode* pfrom, const Consensus::Params& consensusParams) +static void RelayTransaction(const CTransaction& tx, CConnman& connman) +{ + CInv inv(MSG_TX, tx.GetHash()); + connman.ForEachNode([&inv](CNode* pnode) + { + pnode->PushInventory(inv); + }); +} + +static void RelayAddress(const CAddress& addr, bool fReachable, CConnman& connman) +{ + int nRelayNodes = fReachable ? 2 : 1; // limited relaying of addresses outside our network(s) + + // Relay to a limited number of other nodes + // Use deterministic randomness to send to the same nodes for 24 hours + // at a time so the addrKnowns of the chosen nodes prevent repeats + static const uint64_t salt0 = GetRand(std::numeric_limits<uint64_t>::max()); + static const uint64_t salt1 = GetRand(std::numeric_limits<uint64_t>::max()); + uint64_t hashAddr = addr.GetHash(); + std::multimap<uint64_t, CNode*> mapMix; + const CSipHasher hasher = CSipHasher(salt0, salt1).Write(hashAddr << 32).Write((GetTime() + hashAddr) / (24*60*60)); + + auto sortfunc = [&mapMix, &hasher](CNode* pnode) { + if (pnode->nVersion >= CADDR_TIME_VERSION) { + uint64_t hashKey = CSipHasher(hasher).Write(pnode->id).Finalize(); + mapMix.emplace(hashKey, pnode); + } + }; + + auto pushfunc = [&addr, &mapMix, &nRelayNodes] { + for (auto mi = mapMix.begin(); mi != mapMix.end() && nRelayNodes-- > 0; ++mi) + mi->second->PushAddress(addr); + }; + + connman.ForEachNodeThen(std::move(sortfunc), std::move(pushfunc)); +} + +void static ProcessGetData(CNode* pfrom, const Consensus::Params& consensusParams, CConnman& connman) { std::deque<CInv>::iterator it = pfrom->vRecvGetData.begin(); + unsigned int nMaxSendBufferSize = connman.GetSendBufferSize(); vector<CInv> vNotFound; @@ -4735,7 +4768,7 @@ void static ProcessGetData(CNode* pfrom, const Consensus::Params& consensusParam while (it != pfrom->vRecvGetData.end()) { // Don't bother if send buffer is too full to respond anyway - if (pfrom->nSendSize >= SendBufferSize()) + if (pfrom->nSendSize >= nMaxSendBufferSize) break; const CInv &inv = *it; @@ -4767,7 +4800,7 @@ void static ProcessGetData(CNode* pfrom, const Consensus::Params& consensusParam // disconnect node in case we have reached the outbound limit for serving historical blocks // never disconnect whitelisted nodes static const int nOneWeek = 7 * 24 * 60 * 60; // assume > 1 week = historical - if (send && CNode::OutboundTargetReached(true) && ( ((pindexBestHeader != NULL) && (pindexBestHeader->GetBlockTime() - mi->second->GetBlockTime() > nOneWeek)) || inv.type == MSG_FILTERED_BLOCK) && !pfrom->fWhitelisted) + if (send && connman.OutboundTargetReached(true) && ( ((pindexBestHeader != NULL) && (pindexBestHeader->GetBlockTime() - mi->second->GetBlockTime() > nOneWeek)) || inv.type == MSG_FILTERED_BLOCK) && !pfrom->fWhitelisted) { LogPrint("net", "historical block serving limit reached, disconnect peer=%d\n", pfrom->GetId()); @@ -4891,8 +4924,10 @@ uint32_t GetFetchFlags(CNode* pfrom, CBlockIndex* pprev, const Consensus::Params return nFetchFlags; } -bool static ProcessMessage(CNode* pfrom, string strCommand, CDataStream& vRecv, int64_t nTimeReceived, const CChainParams& chainparams) +bool static ProcessMessage(CNode* pfrom, string strCommand, CDataStream& vRecv, int64_t nTimeReceived, const CChainParams& chainparams, CConnman& connman) { + unsigned int nMaxSendBufferSize = connman.GetSendBufferSize(); + LogPrint("net", "received: %s (%u bytes) peer=%d\n", SanitizeString(strCommand), vRecv.size(), pfrom->id); if (mapArgs.count("-dropmessagestest") && GetRand(atoi(mapArgs["-dropmessagestest"])) == 0) { @@ -4901,7 +4936,7 @@ bool static ProcessMessage(CNode* pfrom, string strCommand, CDataStream& vRecv, } - if (!(nLocalServices & NODE_BLOOM) && + if (!(pfrom->GetLocalServices() & NODE_BLOOM) && (strCommand == NetMsgType::FILTERLOAD || strCommand == NetMsgType::FILTERADD || strCommand == NetMsgType::FILTERCLEAR)) @@ -4943,7 +4978,7 @@ bool static ProcessMessage(CNode* pfrom, string strCommand, CDataStream& vRecv, pfrom->nServices = ServiceFlags(nServiceInt); if (!pfrom->fInbound) { - addrman.SetServices(pfrom->addr, pfrom->nServices); + connman.SetServices(pfrom->addr, pfrom->nServices); } if (pfrom->nServicesExpected & ~pfrom->nServices) { @@ -4984,7 +5019,7 @@ bool static ProcessMessage(CNode* pfrom, string strCommand, CDataStream& vRecv, } // Disconnect if we connected to ourself - if (nNonce == nLocalHostNonce && nNonce > 1) + if (pfrom->fInbound && !connman.CheckIncomingNonce(nNonce)) { LogPrintf("connected to self at %s, disconnecting\n", pfrom->addr.ToString()); pfrom->fDisconnect = true; @@ -5024,7 +5059,7 @@ bool static ProcessMessage(CNode* pfrom, string strCommand, CDataStream& vRecv, // Advertise our address if (fListen && !IsInitialBlockDownload()) { - CAddress addr = GetLocalAddress(&pfrom->addr); + CAddress addr = GetLocalAddress(&pfrom->addr, pfrom->GetLocalServices()); if (addr.IsRoutable()) { LogPrint("net", "ProcessMessages: advertising address %s\n", addr.ToString()); @@ -5037,12 +5072,12 @@ bool static ProcessMessage(CNode* pfrom, string strCommand, CDataStream& vRecv, } // Get recent addresses - if (pfrom->fOneShot || pfrom->nVersion >= CADDR_TIME_VERSION || addrman.size() < 1000) + if (pfrom->fOneShot || pfrom->nVersion >= CADDR_TIME_VERSION || connman.GetAddressCount() < 1000) { pfrom->PushMessage(NetMsgType::GETADDR); pfrom->fGetAddr = true; } - addrman.Good(pfrom->addr); + connman.MarkAddressGood(pfrom->addr); } pfrom->fSuccessfullyConnected = true; @@ -5107,7 +5142,7 @@ bool static ProcessMessage(CNode* pfrom, string strCommand, CDataStream& vRecv, vRecv >> vAddr; // Don't want addr from older versions unless seeding - if (pfrom->nVersion < CADDR_TIME_VERSION && addrman.size() > 1000) + if (pfrom->nVersion < CADDR_TIME_VERSION && connman.GetAddressCount() > 1000) return true; if (vAddr.size() > 1000) { @@ -5134,32 +5169,13 @@ bool static ProcessMessage(CNode* pfrom, string strCommand, CDataStream& vRecv, if (addr.nTime > nSince && !pfrom->fGetAddr && vAddr.size() <= 10 && addr.IsRoutable()) { // Relay to a limited number of other nodes - { - LOCK(cs_vNodes); - // Use deterministic randomness to send to the same nodes for 24 hours - // at a time so the addrKnowns of the chosen nodes prevent repeats - static const uint64_t salt0 = GetRand(std::numeric_limits<uint64_t>::max()); - static const uint64_t salt1 = GetRand(std::numeric_limits<uint64_t>::max()); - uint64_t hashAddr = addr.GetHash(); - multimap<uint64_t, CNode*> mapMix; - const CSipHasher hasher = CSipHasher(salt0, salt1).Write(hashAddr << 32).Write((GetTime() + hashAddr) / (24*60*60)); - BOOST_FOREACH(CNode* pnode, vNodes) - { - if (pnode->nVersion < CADDR_TIME_VERSION) - continue; - uint64_t hashKey = CSipHasher(hasher).Write(pnode->id).Finalize(); - mapMix.insert(make_pair(hashKey, pnode)); - } - int nRelayNodes = fReachable ? 2 : 1; // limited relaying of addresses outside our network(s) - for (multimap<uint64_t, CNode*>::iterator mi = mapMix.begin(); mi != mapMix.end() && nRelayNodes-- > 0; ++mi) - ((*mi).second)->PushAddress(addr); - } + RelayAddress(addr, fReachable, connman); } // Do not store addresses outside our network if (fReachable) vAddrOk.push_back(addr); } - addrman.Add(vAddrOk, pfrom->addr, 2 * 60 * 60); + connman.AddNewAddresses(vAddrOk, pfrom->addr, 2 * 60 * 60); if (vAddr.size() < 1000) pfrom->fGetAddr = false; if (pfrom->fOneShot) @@ -5238,7 +5254,7 @@ bool static ProcessMessage(CNode* pfrom, string strCommand, CDataStream& vRecv, nodestate->nBlocksInFlight < MAX_BLOCKS_IN_TRANSIT_PER_PEER && (!IsWitnessEnabled(chainActive.Tip(), chainparams.GetConsensus()) || State(pfrom->GetId())->fHaveWitness)) { inv.type |= nFetchFlags; - if (nodestate->fProvidesHeaderAndIDs && !(nLocalServices & NODE_WITNESS)) + if (nodestate->fProvidesHeaderAndIDs && !(pfrom->GetLocalServices() & NODE_WITNESS)) vToFetch.push_back(CInv(MSG_CMPCT_BLOCK, inv.hash)); else vToFetch.push_back(inv); @@ -5261,7 +5277,7 @@ bool static ProcessMessage(CNode* pfrom, string strCommand, CDataStream& vRecv, // Track requests for our stuff GetMainSignals().Inventory(inv.hash); - if (pfrom->nSendSize > (SendBufferSize() * 2)) { + if (pfrom->nSendSize > (nMaxSendBufferSize * 2)) { Misbehaving(pfrom->GetId(), 50); return error("send buffer size() = %u", pfrom->nSendSize); } @@ -5290,7 +5306,7 @@ bool static ProcessMessage(CNode* pfrom, string strCommand, CDataStream& vRecv, LogPrint("net", "received getdata for: %s peer=%d\n", vInv[0].ToString(), pfrom->id); pfrom->vRecvGetData.insert(pfrom->vRecvGetData.end(), vInv.begin(), vInv.end()); - ProcessGetData(pfrom, chainparams.GetConsensus()); + ProcessGetData(pfrom, chainparams.GetConsensus(), connman); } @@ -5447,7 +5463,7 @@ bool static ProcessMessage(CNode* pfrom, string strCommand, CDataStream& vRecv, if (!AlreadyHave(inv) && AcceptToMemoryPool(mempool, state, tx, true, &fMissingInputs)) { mempool.check(pcoinsTip); - RelayTransaction(tx); + RelayTransaction(tx, connman); for (unsigned int i = 0; i < tx.vout.size(); i++) { vWorkQueue.emplace_back(inv.hash, i); } @@ -5484,7 +5500,7 @@ bool static ProcessMessage(CNode* pfrom, string strCommand, CDataStream& vRecv, continue; if (AcceptToMemoryPool(mempool, stateDummy, orphanTx, true, &fMissingInputs2)) { LogPrint("mempool", " accepted orphan tx %s\n", orphanHash.ToString()); - RelayTransaction(orphanTx); + RelayTransaction(orphanTx, connman); for (unsigned int i = 0; i < orphanTx.vout.size(); i++) { vWorkQueue.emplace_back(orphanHash, i); } @@ -5565,7 +5581,7 @@ bool static ProcessMessage(CNode* pfrom, string strCommand, CDataStream& vRecv, int nDoS = 0; if (!state.IsInvalid(nDoS) || nDoS == 0) { LogPrintf("Force relaying tx %s from whitelisted peer=%d\n", tx.GetHash().ToString(), pfrom->id); - RelayTransaction(tx); + RelayTransaction(tx, connman); } else { LogPrintf("Not relaying invalid transaction %s from whitelisted peer=%d (%s)\n", tx.GetHash().ToString(), pfrom->id, FormatStateMessage(state)); } @@ -5684,7 +5700,7 @@ bool static ProcessMessage(CNode* pfrom, string strCommand, CDataStream& vRecv, txn.blockhash = cmpctblock.header.GetHash(); CDataStream blockTxnMsg(SER_NETWORK, PROTOCOL_VERSION); blockTxnMsg << txn; - return ProcessMessage(pfrom, NetMsgType::BLOCKTXN, blockTxnMsg, nTimeReceived, chainparams); + return ProcessMessage(pfrom, NetMsgType::BLOCKTXN, blockTxnMsg, nTimeReceived, chainparams, connman); } else { req.blockhash = pindex->GetBlockHash(); pfrom->PushMessage(NetMsgType::GETBLOCKTXN, req); @@ -5705,7 +5721,7 @@ bool static ProcessMessage(CNode* pfrom, string strCommand, CDataStream& vRecv, headers.push_back(cmpctblock.header); CDataStream vHeadersMsg(SER_NETWORK, PROTOCOL_VERSION); vHeadersMsg << headers; - return ProcessMessage(pfrom, NetMsgType::HEADERS, vHeadersMsg, nTimeReceived, chainparams); + return ProcessMessage(pfrom, NetMsgType::HEADERS, vHeadersMsg, nTimeReceived, chainparams, connman); } } @@ -5741,7 +5757,7 @@ bool static ProcessMessage(CNode* pfrom, string strCommand, CDataStream& vRecv, pfrom->PushMessage(NetMsgType::GETDATA, invs); } else { CValidationState state; - ProcessNewBlock(state, chainparams, pfrom, &block, false, NULL); + ProcessNewBlock(state, chainparams, pfrom, &block, false, NULL, &connman); int nDoS; if (state.IsInvalid(nDoS)) { assert (state.GetRejectCode() < REJECT_INTERNAL); // Blocks are never rejected with internal reject codes @@ -5886,10 +5902,10 @@ bool static ProcessMessage(CNode* pfrom, string strCommand, CDataStream& vRecv, pindexLast->GetBlockHash().ToString(), pindexLast->nHeight); } if (vGetData.size() > 0) { - if (nodestate->fProvidesHeaderAndIDs && vGetData.size() == 1 && mapBlocksInFlight.size() == 1 && pindexLast->pprev->IsValid(BLOCK_VALID_CHAIN) && !(nLocalServices & NODE_WITNESS)) { + if (nodestate->fProvidesHeaderAndIDs && vGetData.size() == 1 && mapBlocksInFlight.size() == 1 && pindexLast->pprev->IsValid(BLOCK_VALID_CHAIN) && !(pfrom->GetLocalServices() & NODE_WITNESS)) { // We seem to be rather well-synced, so it appears pfrom was the first to provide us // with this block! Let's get them to announce using compact blocks in the future. - MaybeSetPeerAsAnnouncingHeaderAndIDs(nodestate, pfrom); + MaybeSetPeerAsAnnouncingHeaderAndIDs(nodestate, pfrom, connman); // In any case, we want to download using a compact block, not a regular one vGetData[0] = CInv(MSG_CMPCT_BLOCK, vGetData[0].hash); } @@ -5917,7 +5933,7 @@ bool static ProcessMessage(CNode* pfrom, string strCommand, CDataStream& vRecv, // Such an unrequested block may still be processed, subject to the // conditions in AcceptBlock(). bool forceProcessing = pfrom->fWhitelisted && !IsInitialBlockDownload(); - ProcessNewBlock(state, chainparams, pfrom, &block, forceProcessing, NULL); + ProcessNewBlock(state, chainparams, pfrom, &block, forceProcessing, NULL, &connman); int nDoS; if (state.IsInvalid(nDoS)) { assert (state.GetRejectCode() < REJECT_INTERNAL); // Blocks are never rejected with internal reject codes @@ -5953,7 +5969,7 @@ bool static ProcessMessage(CNode* pfrom, string strCommand, CDataStream& vRecv, pfrom->fSentAddr = true; pfrom->vAddrToSend.clear(); - vector<CAddress> vAddr = addrman.GetAddr(); + vector<CAddress> vAddr = connman.GetAddresses(); BOOST_FOREACH(const CAddress &addr, vAddr) pfrom->PushAddress(addr); } @@ -5961,14 +5977,14 @@ bool static ProcessMessage(CNode* pfrom, string strCommand, CDataStream& vRecv, else if (strCommand == NetMsgType::MEMPOOL) { - if (!(nLocalServices & NODE_BLOOM) && !pfrom->fWhitelisted) + if (!(pfrom->GetLocalServices() & NODE_BLOOM) && !pfrom->fWhitelisted) { LogPrint("net", "mempool request with bloom filters disabled, disconnect peer=%d\n", pfrom->GetId()); pfrom->fDisconnect = true; return true; } - if (CNode::OutboundTargetReached(false) && !pfrom->fWhitelisted) + if (connman.OutboundTargetReached(false) && !pfrom->fWhitelisted) { LogPrint("net", "mempool request with bandwidth limit reached, disconnect peer=%d\n", pfrom->GetId()); pfrom->fDisconnect = true; @@ -6167,9 +6183,10 @@ bool static ProcessMessage(CNode* pfrom, string strCommand, CDataStream& vRecv, } // requires LOCK(cs_vRecvMsg) -bool ProcessMessages(CNode* pfrom) +bool ProcessMessages(CNode* pfrom, CConnman& connman) { const CChainParams& chainparams = Params(); + unsigned int nMaxSendBufferSize = connman.GetSendBufferSize(); //if (fDebug) // LogPrintf("%s(%u messages)\n", __func__, pfrom->vRecvMsg.size()); @@ -6184,7 +6201,7 @@ bool ProcessMessages(CNode* pfrom) bool fOk = true; if (!pfrom->vRecvGetData.empty()) - ProcessGetData(pfrom, chainparams.GetConsensus()); + ProcessGetData(pfrom, chainparams.GetConsensus(), connman); // this maintains the order of responses if (!pfrom->vRecvGetData.empty()) return fOk; @@ -6192,7 +6209,7 @@ bool ProcessMessages(CNode* pfrom) std::deque<CNetMessage>::iterator it = pfrom->vRecvMsg.begin(); while (!pfrom->fDisconnect && it != pfrom->vRecvMsg.end()) { // Don't bother if send buffer is too full to respond anyway - if (pfrom->nSendSize >= SendBufferSize()) + if (pfrom->nSendSize >= nMaxSendBufferSize) break; // get next message @@ -6244,7 +6261,7 @@ bool ProcessMessages(CNode* pfrom) bool fRet = false; try { - fRet = ProcessMessage(pfrom, strCommand, vRecv, msg.nTime, chainparams); + fRet = ProcessMessage(pfrom, strCommand, vRecv, msg.nTime, chainparams, connman); boost::this_thread::interruption_point(); } catch (const std::ios_base::failure& e) @@ -6309,7 +6326,7 @@ public: } }; -bool SendMessages(CNode* pto) +bool SendMessages(CNode* pto, CConnman& connman) { const Consensus::Params& consensusParams = Params().GetConsensus(); { @@ -6396,7 +6413,7 @@ bool SendMessages(CNode* pto) LogPrintf("Warning: not banning local peer %s!\n", pto->addr.ToString()); else { - CNode::Ban(pto->addr, BanReasonNodeMisbehaving); + connman.Ban(pto->addr, BanReasonNodeMisbehaving); } } state.fShouldBan = false; @@ -6435,7 +6452,7 @@ bool SendMessages(CNode* pto) // transactions become unconfirmed and spams other nodes. if (!fReindex && !fImporting && !IsInitialBlockDownload()) { - GetMainSignals().Broadcast(nTimeBestReceived); + GetMainSignals().Broadcast(nTimeBestReceived, &connman); } // diff --git a/src/main.h b/src/main.h index 18d674612f..2646d8f86b 100644 --- a/src/main.h +++ b/src/main.h @@ -34,6 +34,7 @@ class CBlockTreeDB; class CBloomFilter; class CChainParams; class CInv; +class CConnman; class CScriptCheck; class CTxMemPool; class CValidationInterface; @@ -222,7 +223,7 @@ void UnregisterNodeSignals(CNodeSignals& nodeSignals); * @param[out] dbp The already known disk position of pblock, or NULL if not yet stored. * @return True if state.IsValid() */ -bool ProcessNewBlock(CValidationState& state, const CChainParams& chainparams, CNode* pfrom, const CBlock* pblock, bool fForceProcessing, const CDiskBlockPos* dbp); +bool ProcessNewBlock(CValidationState& state, const CChainParams& chainparams, CNode* pfrom, const CBlock* pblock, bool fForceProcessing, const CDiskBlockPos* dbp, CConnman* connman); /** Check whether enough disk space is available for an incoming block */ bool CheckDiskSpace(uint64_t nAdditionalBytes = 0); /** Open a block file (blk?????.dat) */ @@ -240,13 +241,14 @@ bool LoadBlockIndex(); /** Unload database information */ void UnloadBlockIndex(); /** Process protocol messages received from a given node */ -bool ProcessMessages(CNode* pfrom); +bool ProcessMessages(CNode* pfrom, CConnman& connman); /** * Send queued protocol messages to be sent to a give node. * * @param[in] pto The node which we are sending messages to. + * @param[in] connman The connection manager for that node. */ -bool SendMessages(CNode* pto); +bool SendMessages(CNode* pto, CConnman& connman); /** Run an instance of the script checking thread */ void ThreadScriptCheck(); /** Check whether we are doing an initial block download (synchronizing from disk or network) */ @@ -262,7 +264,7 @@ std::string GetWarnings(const std::string& strFor); /** Retrieve a transaction (from memory pool, or from disk, if possible) */ bool GetTransaction(const uint256 &hash, CTransaction &tx, const Consensus::Params& params, uint256 &hashBlock, bool fAllowSlow = false); /** Find the best known block, and make it the tip of the block chain */ -bool ActivateBestChain(CValidationState& state, const CChainParams& chainparams, const CBlock* pblock = NULL); +bool ActivateBestChain(CValidationState& state, const CChainParams& chainparams, const CBlock* pblock = NULL, CConnman* connman = NULL); CAmount GetBlockSubsidy(int nHeight, const Consensus::Params& consensusParams); /** diff --git a/src/net.cpp b/src/net.cpp index c5b080f794..b39ef9f54a 100644 --- a/src/net.cpp +++ b/src/net.cpp @@ -61,63 +61,27 @@ #endif #endif - -namespace { - const int MAX_OUTBOUND_CONNECTIONS = 8; - const int MAX_FEELER_CONNECTIONS = 1; - - struct ListenSocket { - SOCKET socket; - bool whitelisted; - - ListenSocket(SOCKET _socket, bool _whitelisted) : socket(_socket), whitelisted(_whitelisted) {} - }; -} - const static std::string NET_MESSAGE_COMMAND_OTHER = "*other*"; -/** Services this node implementation cares about */ -ServiceFlags nRelevantServices = NODE_NETWORK; - // // Global state variables // bool fDiscover = true; bool fListen = true; -ServiceFlags nLocalServices = NODE_NETWORK; bool fRelayTxes = true; CCriticalSection cs_mapLocalHost; std::map<CNetAddr, LocalServiceInfo> mapLocalHost; static bool vfLimited[NET_MAX] = {}; static CNode* pnodeLocalHost = NULL; -uint64_t nLocalHostNonce = 0; -static std::vector<ListenSocket> vhListenSocket; -CAddrMan addrman; -int nMaxConnections = DEFAULT_MAX_PEER_CONNECTIONS; -bool fAddressesInitialized = false; std::string strSubVersion; -std::vector<CNode*> vNodes; -CCriticalSection cs_vNodes; limitedmap<uint256, int64_t> mapAlreadyAskedFor(MAX_INV_SZ); -static std::deque<std::string> vOneShots; -CCriticalSection cs_vOneShots; - -std::vector<std::string> vAddedNodes; -CCriticalSection cs_vAddedNodes; - -NodeId nLastNodeId = 0; -CCriticalSection cs_nLastNodeId; - -static CSemaphore *semOutbound = NULL; -boost::condition_variable messageHandlerCondition; - // Signals for message handling static CNodeSignals g_signals; CNodeSignals& GetNodeSignals() { return g_signals; } -void AddOneShot(const std::string& strDest) +void CConnman::AddOneShot(const std::string& strDest) { LOCK(cs_vOneShots); vOneShots.push_back(strDest); @@ -178,7 +142,7 @@ static std::vector<CAddress> convertSeed6(const std::vector<SeedSpec6> &vSeedsIn // Otherwise, return the unroutable 0.0.0.0 but filled in with // the normal parameters, since the IP may be changed to a useful // one by discovery. -CAddress GetLocalAddress(const CNetAddr *paddrPeer) +CAddress GetLocalAddress(const CNetAddr *paddrPeer, ServiceFlags nLocalServices) { CAddress ret(CService(CNetAddr(),GetListenPort()), NODE_NONE); CService addr; @@ -210,7 +174,7 @@ void AdvertiseLocal(CNode *pnode) { if (fListen && pnode->fSuccessfullyConnected) { - CAddress addrLocal = GetLocalAddress(&pnode->addr); + CAddress addrLocal = GetLocalAddress(&pnode->addr, pnode->GetLocalServices()); // If discovery is enabled, sometimes give our peer the address it // tells us that it sees us as in case it has a better idea of our // address than we do. @@ -321,23 +285,8 @@ bool IsReachable(const CNetAddr& addr) return IsReachable(net); } -void AddressCurrentlyConnected(const CService& addr) -{ - addrman.Connected(addr); -} - - -uint64_t CNode::nTotalBytesRecv = 0; -uint64_t CNode::nTotalBytesSent = 0; -CCriticalSection CNode::cs_totalBytesRecv; -CCriticalSection CNode::cs_totalBytesSent; - -uint64_t CNode::nMaxOutboundLimit = 0; -uint64_t CNode::nMaxOutboundTotalBytesSentInCycle = 0; -uint64_t CNode::nMaxOutboundTimeframe = 60*60*24; //1 day -uint64_t CNode::nMaxOutboundCycleStartTime = 0; -CNode* FindNode(const CNetAddr& ip) +CNode* CConnman::FindNode(const CNetAddr& ip) { LOCK(cs_vNodes); BOOST_FOREACH(CNode* pnode, vNodes) @@ -346,7 +295,7 @@ CNode* FindNode(const CNetAddr& ip) return NULL; } -CNode* FindNode(const CSubNet& subNet) +CNode* CConnman::FindNode(const CSubNet& subNet) { LOCK(cs_vNodes); BOOST_FOREACH(CNode* pnode, vNodes) @@ -355,7 +304,7 @@ CNode* FindNode(const CSubNet& subNet) return NULL; } -CNode* FindNode(const std::string& addrName) +CNode* CConnman::FindNode(const std::string& addrName) { LOCK(cs_vNodes); BOOST_FOREACH(CNode* pnode, vNodes) @@ -364,7 +313,7 @@ CNode* FindNode(const std::string& addrName) return NULL; } -CNode* FindNode(const CService& addr) +CNode* CConnman::FindNode(const CService& addr) { LOCK(cs_vNodes); BOOST_FOREACH(CNode* pnode, vNodes) @@ -373,17 +322,17 @@ CNode* FindNode(const CService& addr) return NULL; } -//TODO: This is used in only one place in main, and should be removed -CNode* FindNode(const NodeId nodeid) +bool CConnman::CheckIncomingNonce(uint64_t nonce) { LOCK(cs_vNodes); - BOOST_FOREACH(CNode* pnode, vNodes) - if (pnode->GetId() == nodeid) - return (pnode); - return NULL; + BOOST_FOREACH(CNode* pnode, vNodes) { + if (!pnode->fSuccessfullyConnected && !pnode->fInbound && pnode->GetLocalNonce() == nonce) + return false; + } + return true; } -CNode* ConnectNode(CAddress addrConnect, const char *pszDest, bool fCountFailure) +CNode* CConnman::ConnectNode(CAddress addrConnect, const char *pszDest, bool fCountFailure) { if (pszDest == NULL) { if (IsLocal(addrConnect)) @@ -438,7 +387,8 @@ CNode* ConnectNode(CAddress addrConnect, const char *pszDest, bool fCountFailure addrman.Attempt(addrConnect, fCountFailure); // Add node - CNode* pnode = new CNode(hSocket, addrConnect, pszDest ? pszDest : "", false); + CNode* pnode = new CNode(GetNewNodeId(), nLocalServices, GetBestHeight(), hSocket, addrConnect, pszDest ? pszDest : "", false); + GetNodeSignals().InitializeNode(pnode->GetId(), pnode); pnode->AddRef(); { @@ -459,21 +409,21 @@ CNode* ConnectNode(CAddress addrConnect, const char *pszDest, bool fCountFailure return NULL; } -static void DumpBanlist() +void CConnman::DumpBanlist() { - CNode::SweepBanned(); // clean unused entries (if bantime has expired) + SweepBanned(); // clean unused entries (if bantime has expired) - if (!CNode::BannedSetIsDirty()) + if (!BannedSetIsDirty()) return; int64_t nStart = GetTimeMillis(); CBanDB bandb; banmap_t banmap; - CNode::SetBannedSetDirty(false); - CNode::GetBanned(banmap); + SetBannedSetDirty(false); + GetBanned(banmap); if (!bandb.Write(banmap)) - CNode::SetBannedSetDirty(true); + SetBannedSetDirty(true); LogPrint("net", "Flushed %d banned node ips/subnets to banlist.dat %dms\n", banmap.size(), GetTimeMillis() - nStart); @@ -496,29 +446,22 @@ void CNode::CloseSocketDisconnect() void CNode::PushVersion() { - int nBestHeight = GetNodeSignals().GetHeight().get_value_or(0); - int64_t nTime = (fInbound ? GetAdjustedTime() : GetTime()); CAddress addrYou = (addr.IsRoutable() && !IsProxy(addr) ? addr : CAddress(CService(), addr.nServices)); - CAddress addrMe = GetLocalAddress(&addr); - GetRandBytes((unsigned char*)&nLocalHostNonce, sizeof(nLocalHostNonce)); + CAddress addrMe = GetLocalAddress(&addr, nLocalServices); if (fLogIPs) - LogPrint("net", "send version message: version %d, blocks=%d, us=%s, them=%s, peer=%d\n", PROTOCOL_VERSION, nBestHeight, addrMe.ToString(), addrYou.ToString(), id); + LogPrint("net", "send version message: version %d, blocks=%d, us=%s, them=%s, peer=%d\n", PROTOCOL_VERSION, nMyStartingHeight, addrMe.ToString(), addrYou.ToString(), id); else - LogPrint("net", "send version message: version %d, blocks=%d, us=%s, peer=%d\n", PROTOCOL_VERSION, nBestHeight, addrMe.ToString(), id); + LogPrint("net", "send version message: version %d, blocks=%d, us=%s, peer=%d\n", PROTOCOL_VERSION, nMyStartingHeight, addrMe.ToString(), id); PushMessage(NetMsgType::VERSION, PROTOCOL_VERSION, (uint64_t)nLocalServices, nTime, addrYou, addrMe, - nLocalHostNonce, strSubVersion, nBestHeight, ::fRelayTxes); + nLocalHostNonce, strSubVersion, nMyStartingHeight, ::fRelayTxes); } -banmap_t CNode::setBanned; -CCriticalSection CNode::cs_setBanned; -bool CNode::setBannedIsDirty; - -void CNode::ClearBanned() +void CConnman::ClearBanned() { { LOCK(cs_setBanned); @@ -526,10 +469,11 @@ void CNode::ClearBanned() setBannedIsDirty = true; } DumpBanlist(); //store banlist to disk - uiInterface.BannedListChanged(); + if(clientInterface) + clientInterface->BannedListChanged(); } -bool CNode::IsBanned(CNetAddr ip) +bool CConnman::IsBanned(CNetAddr ip) { bool fResult = false; { @@ -546,7 +490,7 @@ bool CNode::IsBanned(CNetAddr ip) return fResult; } -bool CNode::IsBanned(CSubNet subnet) +bool CConnman::IsBanned(CSubNet subnet) { bool fResult = false; { @@ -562,12 +506,12 @@ bool CNode::IsBanned(CSubNet subnet) return fResult; } -void CNode::Ban(const CNetAddr& addr, const BanReason &banReason, int64_t bantimeoffset, bool sinceUnixEpoch) { +void CConnman::Ban(const CNetAddr& addr, const BanReason &banReason, int64_t bantimeoffset, bool sinceUnixEpoch) { CSubNet subNet(addr); Ban(subNet, banReason, bantimeoffset, sinceUnixEpoch); } -void CNode::Ban(const CSubNet& subNet, const BanReason &banReason, int64_t bantimeoffset, bool sinceUnixEpoch) { +void CConnman::Ban(const CSubNet& subNet, const BanReason &banReason, int64_t bantimeoffset, bool sinceUnixEpoch) { CBanEntry banEntry(GetTime()); banEntry.banReason = banReason; if (bantimeoffset <= 0) @@ -586,7 +530,8 @@ void CNode::Ban(const CSubNet& subNet, const BanReason &banReason, int64_t banti else return; } - uiInterface.BannedListChanged(); + if(clientInterface) + clientInterface->BannedListChanged(); { LOCK(cs_vNodes); BOOST_FOREACH(CNode* pnode, vNodes) { @@ -598,37 +543,38 @@ void CNode::Ban(const CSubNet& subNet, const BanReason &banReason, int64_t banti DumpBanlist(); //store banlist to disk immediately if user requested ban } -bool CNode::Unban(const CNetAddr &addr) { +bool CConnman::Unban(const CNetAddr &addr) { CSubNet subNet(addr); return Unban(subNet); } -bool CNode::Unban(const CSubNet &subNet) { +bool CConnman::Unban(const CSubNet &subNet) { { LOCK(cs_setBanned); if (!setBanned.erase(subNet)) return false; setBannedIsDirty = true; } - uiInterface.BannedListChanged(); + if(clientInterface) + clientInterface->BannedListChanged(); DumpBanlist(); //store banlist to disk immediately return true; } -void CNode::GetBanned(banmap_t &banMap) +void CConnman::GetBanned(banmap_t &banMap) { LOCK(cs_setBanned); banMap = setBanned; //create a thread safe copy } -void CNode::SetBanned(const banmap_t &banMap) +void CConnman::SetBanned(const banmap_t &banMap) { LOCK(cs_setBanned); setBanned = banMap; setBannedIsDirty = true; } -void CNode::SweepBanned() +void CConnman::SweepBanned() { int64_t now = GetTime(); @@ -649,23 +595,20 @@ void CNode::SweepBanned() } } -bool CNode::BannedSetIsDirty() +bool CConnman::BannedSetIsDirty() { LOCK(cs_setBanned); return setBannedIsDirty; } -void CNode::SetBannedSetDirty(bool dirty) +void CConnman::SetBannedSetDirty(bool dirty) { LOCK(cs_setBanned); //reuse setBanned lock for the isDirty flag setBannedIsDirty = dirty; } -std::vector<CSubNet> CNode::vWhitelistedRange; -CCriticalSection CNode::cs_vWhitelistedRange; - -bool CNode::IsWhitelistedRange(const CNetAddr &addr) { +bool CConnman::IsWhitelistedRange(const CNetAddr &addr) { LOCK(cs_vWhitelistedRange); BOOST_FOREACH(const CSubNet& subnet, vWhitelistedRange) { if (subnet.Match(addr)) @@ -674,7 +617,7 @@ bool CNode::IsWhitelistedRange(const CNetAddr &addr) { return false; } -void CNode::AddWhitelistedRange(const CSubNet &subnet) { +void CConnman::AddWhitelistedRange(const CSubNet &subnet) { LOCK(cs_vWhitelistedRange); vWhitelistedRange.push_back(subnet); } @@ -723,8 +666,9 @@ void CNode::copyStats(CNodeStats &stats) #undef X // requires LOCK(cs_vRecvMsg) -bool CNode::ReceiveMsgBytes(const char *pch, unsigned int nBytes) +bool CNode::ReceiveMsgBytes(const char *pch, unsigned int nBytes, bool& complete) { + complete = false; while (nBytes > 0) { // get current incomplete message, or create a new one @@ -763,7 +707,7 @@ bool CNode::ReceiveMsgBytes(const char *pch, unsigned int nBytes) i->second += msg.hdr.nMessageSize + CMessageHeader::HEADER_SIZE; msg.nTime = GetTimeMicros(); - messageHandlerCondition.notify_one(); + complete = true; } } @@ -826,9 +770,10 @@ int CNetMessage::readData(const char *pch, unsigned int nBytes) // requires LOCK(cs_vSend) -void SocketSendData(CNode *pnode) +size_t SocketSendData(CNode *pnode) { std::deque<CSerializeData>::iterator it = pnode->vSendMsg.begin(); + size_t nSentSize = 0; while (it != pnode->vSendMsg.end()) { const CSerializeData &data = *it; @@ -838,7 +783,7 @@ void SocketSendData(CNode *pnode) pnode->nLastSend = GetTime(); pnode->nSendBytes += nBytes; pnode->nSendOffset += nBytes; - pnode->RecordBytesSent(nBytes); + nSentSize += nBytes; if (pnode->nSendOffset == data.size()) { pnode->nSendOffset = 0; pnode->nSendSize -= data.size(); @@ -867,10 +812,9 @@ void SocketSendData(CNode *pnode) assert(pnode->nSendSize == 0); } pnode->vSendMsg.erase(pnode->vSendMsg.begin(), it); + return nSentSize; } -static std::list<CNode*> vNodesDisconnected; - struct NodeEvictionCandidate { NodeId id; @@ -924,7 +868,8 @@ static bool CompareNodeTXTime(const NodeEvictionCandidate &a, const NodeEviction * to forge. In order to partition a node the attacker must be * simultaneously better at all of them than honest peers. */ -static bool AttemptToEvictConnection() { +bool CConnman::AttemptToEvictConnection() +{ std::vector<NodeEvictionCandidate> vEvictionCandidates; { LOCK(cs_vNodes); @@ -1015,20 +960,20 @@ static bool AttemptToEvictConnection() { return false; } -static void AcceptConnection(const ListenSocket& hListenSocket) { +void CConnman::AcceptConnection(const ListenSocket& hListenSocket) { struct sockaddr_storage sockaddr; socklen_t len = sizeof(sockaddr); SOCKET hSocket = accept(hListenSocket.socket, (struct sockaddr*)&sockaddr, &len); CAddress addr; int nInbound = 0; - int nMaxInbound = nMaxConnections - (MAX_OUTBOUND_CONNECTIONS + MAX_FEELER_CONNECTIONS); + int nMaxInbound = nMaxConnections - (nMaxOutbound + nMaxFeeler); assert(nMaxInbound > 0); if (hSocket != INVALID_SOCKET) if (!addr.SetSockAddr((const struct sockaddr*)&sockaddr)) LogPrintf("Warning: Unknown socket family\n"); - bool whitelisted = hListenSocket.whitelisted || CNode::IsWhitelistedRange(addr); + bool whitelisted = hListenSocket.whitelisted || IsWhitelistedRange(addr); { LOCK(cs_vNodes); BOOST_FOREACH(CNode* pnode, vNodes) @@ -1060,7 +1005,7 @@ static void AcceptConnection(const ListenSocket& hListenSocket) { setsockopt(hSocket, IPPROTO_TCP, TCP_NODELAY, (void*)&set, sizeof(int)); #endif - if (CNode::IsBanned(addr) && !whitelisted) + if (IsBanned(addr) && !whitelisted) { LogPrintf("connection from %s dropped (banned)\n", addr.ToString()); CloseSocket(hSocket); @@ -1077,7 +1022,8 @@ static void AcceptConnection(const ListenSocket& hListenSocket) { } } - CNode* pnode = new CNode(hSocket, addr, "", true); + CNode* pnode = new CNode(GetNewNodeId(), nLocalServices, GetBestHeight(), hSocket, addr, "", true); + GetNodeSignals().InitializeNode(pnode->GetId(), pnode); pnode->AddRef(); pnode->fWhitelisted = whitelisted; @@ -1089,7 +1035,7 @@ static void AcceptConnection(const ListenSocket& hListenSocket) { } } -void ThreadSocketHandler() +void CConnman::ThreadSocketHandler() { unsigned int nPrevNodeCount = 0; while (true) @@ -1147,14 +1093,15 @@ void ThreadSocketHandler() if (fDelete) { vNodesDisconnected.remove(pnode); - delete pnode; + DeleteNode(pnode); } } } } if(vNodes.size() != nPrevNodeCount) { nPrevNodeCount = vNodes.size(); - uiInterface.NotifyNumConnectionsChanged(nPrevNodeCount); + if(clientInterface) + clientInterface->NotifyNumConnectionsChanged(nPrevNodeCount); } // @@ -1206,16 +1153,22 @@ void ThreadSocketHandler() // * We process a message in the buffer (message handler thread). { TRY_LOCK(pnode->cs_vSend, lockSend); - if (lockSend && !pnode->vSendMsg.empty()) { - FD_SET(pnode->hSocket, &fdsetSend); - continue; + if (lockSend) { + if (pnode->nOptimisticBytesWritten) { + RecordBytesSent(pnode->nOptimisticBytesWritten); + pnode->nOptimisticBytesWritten = 0; + } + if (!pnode->vSendMsg.empty()) { + FD_SET(pnode->hSocket, &fdsetSend); + continue; + } } } { TRY_LOCK(pnode->cs_vRecvMsg, lockRecv); if (lockRecv && ( pnode->vRecvMsg.empty() || !pnode->vRecvMsg.front().complete() || - pnode->GetTotalRecvSize() <= ReceiveFloodSize())) + pnode->GetTotalRecvSize() <= GetReceiveFloodSize())) FD_SET(pnode->hSocket, &fdsetRecv); } } @@ -1280,11 +1233,14 @@ void ThreadSocketHandler() int nBytes = recv(pnode->hSocket, pchBuf, sizeof(pchBuf), MSG_DONTWAIT); if (nBytes > 0) { - if (!pnode->ReceiveMsgBytes(pchBuf, nBytes)) + bool notify = false; + if (!pnode->ReceiveMsgBytes(pchBuf, nBytes, notify)) pnode->CloseSocketDisconnect(); + if(notify) + messageHandlerCondition.notify_one(); pnode->nLastRecv = GetTime(); pnode->nRecvBytes += nBytes; - pnode->RecordBytesRecv(nBytes); + RecordBytesRecv(nBytes); } else if (nBytes == 0) { @@ -1316,8 +1272,11 @@ void ThreadSocketHandler() if (FD_ISSET(pnode->hSocket, &fdsetSend)) { TRY_LOCK(pnode->cs_vSend, lockSend); - if (lockSend) - SocketSendData(pnode); + if (lockSend) { + size_t nBytes = SocketSendData(pnode); + if (nBytes) + RecordBytesSent(nBytes); + } } // @@ -1497,7 +1456,7 @@ static std::string GetDNSHost(const CDNSSeedData& data, ServiceFlags* requiredSe } -void ThreadDNSAddressSeed() +void CConnman::ThreadDNSAddressSeed() { // goal: only query DNS seeds if address need is acute if ((addrman.size() > 0) && @@ -1560,7 +1519,7 @@ void ThreadDNSAddressSeed() -void DumpAddresses() +void CConnman::DumpAddresses() { int64_t nStart = GetTimeMillis(); @@ -1571,13 +1530,13 @@ void DumpAddresses() addrman.size(), GetTimeMillis() - nStart); } -void DumpData() +void CConnman::DumpData() { DumpAddresses(); DumpBanlist(); } -void static ProcessOneShot() +void CConnman::ProcessOneShot() { std::string strDest; { @@ -1595,7 +1554,7 @@ void static ProcessOneShot() } } -void ThreadOpenConnections() +void CConnman::ThreadOpenConnections() { // Connect to specific addresses if (mapArgs.count("-connect") && mapMultiArgs["-connect"].size() > 0) @@ -1660,7 +1619,7 @@ void ThreadOpenConnections() } } } - assert(nOutbound <= (MAX_OUTBOUND_CONNECTIONS + MAX_FEELER_CONNECTIONS)); + assert(nOutbound <= (nMaxOutbound + nMaxFeeler)); // Feeler Connections // @@ -1675,7 +1634,7 @@ void ThreadOpenConnections() // * Only make a feeler connection once every few minutes. // bool fFeeler = false; - if (nOutbound >= MAX_OUTBOUND_CONNECTIONS) { + if (nOutbound >= nMaxOutbound) { int64_t nTime = GetTimeMicros(); // The current time right now (in microseconds). if (nTime > nNextFeeler) { nNextFeeler = PoissonNextSend(nTime, FEELER_INTERVAL); @@ -1739,7 +1698,7 @@ void ThreadOpenConnections() } } -std::vector<AddedNodeInfo> GetAddedNodeInfo() +std::vector<AddedNodeInfo> CConnman::GetAddedNodeInfo() { std::vector<AddedNodeInfo> ret; @@ -1791,7 +1750,7 @@ std::vector<AddedNodeInfo> GetAddedNodeInfo() return ret; } -void ThreadOpenAddedConnections() +void CConnman::ThreadOpenAddedConnections() { { LOCK(cs_vAddedNodes); @@ -1817,7 +1776,7 @@ void ThreadOpenAddedConnections() } // if successful, this moves the passed grant to the constructed node -bool OpenNetworkConnection(const CAddress& addrConnect, bool fCountFailure, CSemaphoreGrant *grantOutbound, const char *pszDest, bool fOneShot, bool fFeeler) +bool CConnman::OpenNetworkConnection(const CAddress& addrConnect, bool fCountFailure, CSemaphoreGrant *grantOutbound, const char *pszDest, bool fOneShot, bool fFeeler) { // // Initiate outbound network connection @@ -1825,7 +1784,7 @@ bool OpenNetworkConnection(const CAddress& addrConnect, bool fCountFailure, CSem boost::this_thread::interruption_point(); if (!pszDest) { if (IsLocal(addrConnect) || - FindNode((CNetAddr)addrConnect) || CNode::IsBanned(addrConnect) || + FindNode((CNetAddr)addrConnect) || IsBanned(addrConnect) || FindNode(addrConnect.ToStringIPPort())) return false; } else if (FindNode(std::string(pszDest))) @@ -1848,7 +1807,7 @@ bool OpenNetworkConnection(const CAddress& addrConnect, bool fCountFailure, CSem } -void ThreadMessageHandler() +void CConnman::ThreadMessageHandler() { boost::mutex condition_mutex; boost::unique_lock<boost::mutex> lock(condition_mutex); @@ -1876,10 +1835,10 @@ void ThreadMessageHandler() TRY_LOCK(pnode->cs_vRecvMsg, lockRecv); if (lockRecv) { - if (!GetNodeSignals().ProcessMessages(pnode)) + if (!GetNodeSignals().ProcessMessages(pnode, *this)) pnode->CloseSocketDisconnect(); - if (pnode->nSendSize < SendBufferSize()) + if (pnode->nSendSize < GetSendBufferSize()) { if (!pnode->vRecvGetData.empty() || (!pnode->vRecvMsg.empty() && pnode->vRecvMsg[0].complete())) { @@ -1894,7 +1853,7 @@ void ThreadMessageHandler() { TRY_LOCK(pnode->cs_vSend, lockSend); if (lockSend) - GetNodeSignals().SendMessages(pnode); + GetNodeSignals().SendMessages(pnode, *this); } boost::this_thread::interruption_point(); } @@ -1915,7 +1874,7 @@ void ThreadMessageHandler() -bool BindListenPort(const CService &addrBind, std::string& strError, bool fWhitelisted) +bool CConnman::BindListenPort(const CService &addrBind, std::string& strError, bool fWhitelisted) { strError = ""; int nOne = 1; @@ -2013,7 +1972,7 @@ bool BindListenPort(const CService &addrBind, std::string& strError, bool fWhite return true; } -void static Discover(boost::thread_group& threadGroup) +void Discover(boost::thread_group& threadGroup) { if (!fDiscover) return; @@ -2064,9 +2023,48 @@ void static Discover(boost::thread_group& threadGroup) #endif } -void StartNode(boost::thread_group& threadGroup, CScheduler& scheduler) +CConnman::CConnman() +{ + setBannedIsDirty = false; + fAddressesInitialized = false; + nLastNodeId = 0; + nSendBufferMaxSize = 0; + nReceiveFloodSize = 0; + semOutbound = NULL; + nMaxConnections = 0; + nMaxOutbound = 0; + nBestHeight = 0; + clientInterface = NULL; +} + +NodeId CConnman::GetNewNodeId() +{ + return nLastNodeId.fetch_add(1, std::memory_order_relaxed); +} + +bool CConnman::Start(boost::thread_group& threadGroup, CScheduler& scheduler, std::string& strNodeError, Options connOptions) { - uiInterface.InitMessage(_("Loading addresses...")); + nTotalBytesRecv = 0; + nTotalBytesSent = 0; + nMaxOutboundLimit = 0; + nMaxOutboundTotalBytesSentInCycle = 0; + nMaxOutboundTimeframe = 60*60*24; //1 day + nMaxOutboundCycleStartTime = 0; + + nRelevantServices = connOptions.nRelevantServices; + nLocalServices = connOptions.nLocalServices; + nMaxConnections = connOptions.nMaxConnections; + nMaxOutbound = std::min((connOptions.nMaxOutbound), nMaxConnections); + nMaxFeeler = connOptions.nMaxFeeler; + + nSendBufferMaxSize = connOptions.nSendBufferMaxSize; + nReceiveFloodSize = connOptions.nSendBufferMaxSize; + + SetBestHeight(connOptions.nBestHeight); + + clientInterface = connOptions.uiInterface; + if (clientInterface) + clientInterface->InitMessage(_("Loading addresses...")); // Load addresses from peers.dat int64_t nStart = GetTimeMillis(); { @@ -2079,22 +2077,22 @@ void StartNode(boost::thread_group& threadGroup, CScheduler& scheduler) DumpAddresses(); } } - - uiInterface.InitMessage(_("Loading banlist...")); + if (clientInterface) + clientInterface->InitMessage(_("Loading banlist...")); // Load addresses from banlist.dat nStart = GetTimeMillis(); CBanDB bandb; banmap_t banmap; if (bandb.Read(banmap)) { - CNode::SetBanned(banmap); // thread save setter - CNode::SetBannedSetDirty(false); // no need to write down, just read data - CNode::SweepBanned(); // sweep out unused entries + SetBanned(banmap); // thread save setter + SetBannedSetDirty(false); // no need to write down, just read data + SweepBanned(); // sweep out unused entries LogPrint("net", "Loaded %d banned node ips/subnets from banlist.dat %dms\n", banmap.size(), GetTimeMillis() - nStart); } else { LogPrintf("Invalid or missing banlist.dat; recreating\n"); - CNode::SetBannedSetDirty(true); // force write + SetBannedSetDirty(true); // force write DumpBanlist(); } @@ -2104,18 +2102,16 @@ void StartNode(boost::thread_group& threadGroup, CScheduler& scheduler) if (semOutbound == NULL) { // initialize semaphore - int nMaxOutbound = std::min((MAX_OUTBOUND_CONNECTIONS + MAX_FEELER_CONNECTIONS), nMaxConnections); - semOutbound = new CSemaphore(nMaxOutbound); + semOutbound = new CSemaphore(std::min((nMaxOutbound + nMaxFeeler), nMaxConnections)); } if (pnodeLocalHost == NULL) { CNetAddr local; LookupHost("127.0.0.1", local, false); - pnodeLocalHost = new CNode(INVALID_SOCKET, CAddress(CService(local, 0), nLocalServices)); + pnodeLocalHost = new CNode(GetNewNodeId(), nLocalServices, GetBestHeight(), INVALID_SOCKET, CAddress(CService(local, 0), nLocalServices)); + GetNodeSignals().InitializeNode(pnodeLocalHost->GetId(), pnodeLocalHost); } - Discover(threadGroup); - // // Start threads // @@ -2123,33 +2119,46 @@ void StartNode(boost::thread_group& threadGroup, CScheduler& scheduler) if (!GetBoolArg("-dnsseed", true)) LogPrintf("DNS seeding disabled\n"); else - threadGroup.create_thread(boost::bind(&TraceThread<void (*)()>, "dnsseed", &ThreadDNSAddressSeed)); - - // Map ports with UPnP - MapPort(GetBoolArg("-upnp", DEFAULT_UPNP)); + threadGroup.create_thread(boost::bind(&TraceThread<boost::function<void()> >, "dnsseed", boost::function<void()>(boost::bind(&CConnman::ThreadDNSAddressSeed, this)))); // Send and receive from sockets, accept connections - threadGroup.create_thread(boost::bind(&TraceThread<void (*)()>, "net", &ThreadSocketHandler)); + threadGroup.create_thread(boost::bind(&TraceThread<boost::function<void()> >, "net", boost::function<void()>(boost::bind(&CConnman::ThreadSocketHandler, this)))); // Initiate outbound connections from -addnode - threadGroup.create_thread(boost::bind(&TraceThread<void (*)()>, "addcon", &ThreadOpenAddedConnections)); + threadGroup.create_thread(boost::bind(&TraceThread<boost::function<void()> >, "addcon", boost::function<void()>(boost::bind(&CConnman::ThreadOpenAddedConnections, this)))); // Initiate outbound connections - threadGroup.create_thread(boost::bind(&TraceThread<void (*)()>, "opencon", &ThreadOpenConnections)); + threadGroup.create_thread(boost::bind(&TraceThread<boost::function<void()> >, "opencon", boost::function<void()>(boost::bind(&CConnman::ThreadOpenConnections, this)))); // Process messages - threadGroup.create_thread(boost::bind(&TraceThread<void (*)()>, "msghand", &ThreadMessageHandler)); + threadGroup.create_thread(boost::bind(&TraceThread<boost::function<void()> >, "msghand", boost::function<void()>(boost::bind(&CConnman::ThreadMessageHandler, this)))); // Dump network addresses - scheduler.scheduleEvery(&DumpData, DUMP_ADDRESSES_INTERVAL); + scheduler.scheduleEvery(boost::bind(&CConnman::DumpData, this), DUMP_ADDRESSES_INTERVAL); + + return true; +} + +class CNetCleanup +{ +public: + CNetCleanup() {} + + ~CNetCleanup() + { +#ifdef WIN32 + // Shutdown Windows Sockets + WSACleanup(); +#endif + } } +instance_of_cnetcleanup; -bool StopNode() +void CConnman::Stop() { - LogPrintf("StopNode()\n"); - MapPort(false); + LogPrintf("%s\n",__func__); if (semOutbound) - for (int i=0; i<(MAX_OUTBOUND_CONNECTIONS + MAX_FEELER_CONNECTIONS); i++) + for (int i=0; i<(nMaxOutbound + nMaxFeeler); i++) semOutbound->post(); if (fAddressesInitialized) @@ -2158,48 +2167,166 @@ bool StopNode() fAddressesInitialized = false; } + // Close sockets + BOOST_FOREACH(CNode* pnode, vNodes) + if (pnode->hSocket != INVALID_SOCKET) + CloseSocket(pnode->hSocket); + BOOST_FOREACH(ListenSocket& hListenSocket, vhListenSocket) + if (hListenSocket.socket != INVALID_SOCKET) + if (!CloseSocket(hListenSocket.socket)) + LogPrintf("CloseSocket(hListenSocket) failed with error %s\n", NetworkErrorString(WSAGetLastError())); + + // clean up some globals (to help leak detection) + BOOST_FOREACH(CNode *pnode, vNodes) { + DeleteNode(pnode); + } + BOOST_FOREACH(CNode *pnode, vNodesDisconnected) { + DeleteNode(pnode); + } + vNodes.clear(); + vNodesDisconnected.clear(); + vhListenSocket.clear(); + delete semOutbound; + semOutbound = NULL; + if(pnodeLocalHost) + DeleteNode(pnodeLocalHost); + pnodeLocalHost = NULL; +} + +void CConnman::DeleteNode(CNode* pnode) +{ + assert(pnode); + bool fUpdateConnectionTime = false; + GetNodeSignals().FinalizeNode(pnode->GetId(), fUpdateConnectionTime); + if(fUpdateConnectionTime) + addrman.Connected(pnode->addr); + delete pnode; +} + +CConnman::~CConnman() +{ +} + +size_t CConnman::GetAddressCount() const +{ + return addrman.size(); +} + +void CConnman::SetServices(const CService &addr, ServiceFlags nServices) +{ + addrman.SetServices(addr, nServices); +} + +void CConnman::MarkAddressGood(const CAddress& addr) +{ + addrman.Good(addr); +} + +void CConnman::AddNewAddress(const CAddress& addr, const CAddress& addrFrom, int64_t nTimePenalty) +{ + addrman.Add(addr, addrFrom, nTimePenalty); +} + +void CConnman::AddNewAddresses(const std::vector<CAddress>& vAddr, const CAddress& addrFrom, int64_t nTimePenalty) +{ + addrman.Add(vAddr, addrFrom, nTimePenalty); +} + +std::vector<CAddress> CConnman::GetAddresses() +{ + return addrman.GetAddr(); +} + +bool CConnman::AddNode(const std::string& strNode) +{ + LOCK(cs_vAddedNodes); + for(std::vector<std::string>::const_iterator it = vAddedNodes.begin(); it != vAddedNodes.end(); ++it) { + if (strNode == *it) + return false; + } + + vAddedNodes.push_back(strNode); return true; } -class CNetCleanup +bool CConnman::RemoveAddedNode(const std::string& strNode) { -public: - CNetCleanup() {} + LOCK(cs_vAddedNodes); + for(std::vector<std::string>::iterator it = vAddedNodes.begin(); it != vAddedNodes.end(); ++it) { + if (strNode == *it) { + vAddedNodes.erase(it); + return true; + } + } + return false; +} - ~CNetCleanup() - { - // Close sockets - BOOST_FOREACH(CNode* pnode, vNodes) - if (pnode->hSocket != INVALID_SOCKET) - CloseSocket(pnode->hSocket); - BOOST_FOREACH(ListenSocket& hListenSocket, vhListenSocket) - if (hListenSocket.socket != INVALID_SOCKET) - if (!CloseSocket(hListenSocket.socket)) - LogPrintf("CloseSocket(hListenSocket) failed with error %s\n", NetworkErrorString(WSAGetLastError())); - - // clean up some globals (to help leak detection) - BOOST_FOREACH(CNode *pnode, vNodes) - delete pnode; - BOOST_FOREACH(CNode *pnode, vNodesDisconnected) - delete pnode; - vNodes.clear(); - vNodesDisconnected.clear(); - vhListenSocket.clear(); - delete semOutbound; - semOutbound = NULL; - delete pnodeLocalHost; - pnodeLocalHost = NULL; +size_t CConnman::GetNodeCount(NumConnections flags) +{ + LOCK(cs_vNodes); + if (flags == CConnman::CONNECTIONS_ALL) // Shortcut if we want total + return vNodes.size(); -#ifdef WIN32 - // Shutdown Windows Sockets - WSACleanup(); -#endif + int nNum = 0; + for(std::vector<CNode*>::const_iterator it = vNodes.begin(); it != vNodes.end(); ++it) + if (flags & ((*it)->fInbound ? CONNECTIONS_IN : CONNECTIONS_OUT)) + nNum++; + + return nNum; +} + +void CConnman::GetNodeStats(std::vector<CNodeStats>& vstats) +{ + vstats.clear(); + LOCK(cs_vNodes); + vstats.reserve(vNodes.size()); + for(std::vector<CNode*>::iterator it = vNodes.begin(); it != vNodes.end(); ++it) { + CNode* pnode = *it; + CNodeStats stats; + pnode->copyStats(stats); + vstats.push_back(stats); } } -instance_of_cnetcleanup; +bool CConnman::DisconnectAddress(const CNetAddr& netAddr) +{ + if (CNode* pnode = FindNode(netAddr)) { + pnode->fDisconnect = true; + return true; + } + return false; +} -void RelayTransaction(const CTransaction& tx) +bool CConnman::DisconnectSubnet(const CSubNet& subNet) +{ + if (CNode* pnode = FindNode(subNet)) { + pnode->fDisconnect = true; + return true; + } + return false; +} + +bool CConnman::DisconnectNode(const std::string& strNode) +{ + if (CNode* pnode = FindNode(strNode)) { + pnode->fDisconnect = true; + return true; + } + return false; +} +bool CConnman::DisconnectNode(NodeId id) +{ + LOCK(cs_vNodes); + for(CNode* pnode : vNodes) { + if (id == pnode->id) { + pnode->fDisconnect = true; + return true; + } + } + return false; +} + +void CConnman::RelayTransaction(const CTransaction& tx) { CInv inv(MSG_TX, tx.GetHash()); LOCK(cs_vNodes); @@ -2209,13 +2336,13 @@ void RelayTransaction(const CTransaction& tx) } } -void CNode::RecordBytesRecv(uint64_t bytes) +void CConnman::RecordBytesRecv(uint64_t bytes) { LOCK(cs_totalBytesRecv); nTotalBytesRecv += bytes; } -void CNode::RecordBytesSent(uint64_t bytes) +void CConnman::RecordBytesSent(uint64_t bytes) { LOCK(cs_totalBytesSent); nTotalBytesSent += bytes; @@ -2232,7 +2359,7 @@ void CNode::RecordBytesSent(uint64_t bytes) nMaxOutboundTotalBytesSentInCycle += bytes; } -void CNode::SetMaxOutboundTarget(uint64_t limit) +void CConnman::SetMaxOutboundTarget(uint64_t limit) { LOCK(cs_totalBytesSent); uint64_t recommendedMinimum = (nMaxOutboundTimeframe / 600) * MAX_BLOCK_SERIALIZED_SIZE; @@ -2242,19 +2369,19 @@ void CNode::SetMaxOutboundTarget(uint64_t limit) LogPrintf("Max outbound target is very small (%s bytes) and will be overshot. Recommended minimum is %s bytes.\n", nMaxOutboundLimit, recommendedMinimum); } -uint64_t CNode::GetMaxOutboundTarget() +uint64_t CConnman::GetMaxOutboundTarget() { LOCK(cs_totalBytesSent); return nMaxOutboundLimit; } -uint64_t CNode::GetMaxOutboundTimeframe() +uint64_t CConnman::GetMaxOutboundTimeframe() { LOCK(cs_totalBytesSent); return nMaxOutboundTimeframe; } -uint64_t CNode::GetMaxOutboundTimeLeftInCycle() +uint64_t CConnman::GetMaxOutboundTimeLeftInCycle() { LOCK(cs_totalBytesSent); if (nMaxOutboundLimit == 0) @@ -2268,7 +2395,7 @@ uint64_t CNode::GetMaxOutboundTimeLeftInCycle() return (cycleEndTime < now) ? 0 : cycleEndTime - GetTime(); } -void CNode::SetMaxOutboundTimeframe(uint64_t timeframe) +void CConnman::SetMaxOutboundTimeframe(uint64_t timeframe) { LOCK(cs_totalBytesSent); if (nMaxOutboundTimeframe != timeframe) @@ -2280,7 +2407,7 @@ void CNode::SetMaxOutboundTimeframe(uint64_t timeframe) nMaxOutboundTimeframe = timeframe; } -bool CNode::OutboundTargetReached(bool historicalBlockServingLimit) +bool CConnman::OutboundTargetReached(bool historicalBlockServingLimit) { LOCK(cs_totalBytesSent); if (nMaxOutboundLimit == 0) @@ -2300,7 +2427,7 @@ bool CNode::OutboundTargetReached(bool historicalBlockServingLimit) return false; } -uint64_t CNode::GetOutboundTargetBytesLeft() +uint64_t CConnman::GetOutboundTargetBytesLeft() { LOCK(cs_totalBytesSent); if (nMaxOutboundLimit == 0) @@ -2309,18 +2436,33 @@ uint64_t CNode::GetOutboundTargetBytesLeft() return (nMaxOutboundTotalBytesSentInCycle >= nMaxOutboundLimit) ? 0 : nMaxOutboundLimit - nMaxOutboundTotalBytesSentInCycle; } -uint64_t CNode::GetTotalBytesRecv() +uint64_t CConnman::GetTotalBytesRecv() { LOCK(cs_totalBytesRecv); return nTotalBytesRecv; } -uint64_t CNode::GetTotalBytesSent() +uint64_t CConnman::GetTotalBytesSent() { LOCK(cs_totalBytesSent); return nTotalBytesSent; } +ServiceFlags CConnman::GetLocalServices() const +{ + return nLocalServices; +} + +void CConnman::SetBestHeight(int height) +{ + nBestHeight.store(height, std::memory_order_release); +} + +int CConnman::GetBestHeight() const +{ + return nBestHeight.load(std::memory_order_acquire); +} + void CNode::Fuzz(int nChance) { if (!fSuccessfullyConnected) return; // Don't fuzz initial handshake @@ -2356,118 +2498,10 @@ void CNode::Fuzz(int nChance) Fuzz(2); } -// -// CAddrDB -// - -CAddrDB::CAddrDB() -{ - pathAddr = GetDataDir() / "peers.dat"; -} - -bool CAddrDB::Write(const CAddrMan& addr) -{ - // Generate random temporary filename - unsigned short randv = 0; - GetRandBytes((unsigned char*)&randv, sizeof(randv)); - std::string tmpfn = strprintf("peers.dat.%04x", randv); - - // serialize addresses, checksum data up to that point, then append csum - CDataStream ssPeers(SER_DISK, CLIENT_VERSION); - ssPeers << FLATDATA(Params().MessageStart()); - ssPeers << addr; - uint256 hash = Hash(ssPeers.begin(), ssPeers.end()); - ssPeers << hash; - - // open temp output file, and associate with CAutoFile - boost::filesystem::path pathTmp = GetDataDir() / tmpfn; - FILE *file = fopen(pathTmp.string().c_str(), "wb"); - CAutoFile fileout(file, SER_DISK, CLIENT_VERSION); - if (fileout.IsNull()) - return error("%s: Failed to open file %s", __func__, pathTmp.string()); - - // Write and commit header, data - try { - fileout << ssPeers; - } - catch (const std::exception& e) { - return error("%s: Serialize or I/O error - %s", __func__, e.what()); - } - FileCommit(fileout.Get()); - fileout.fclose(); - - // replace existing peers.dat, if any, with new peers.dat.XXXX - if (!RenameOver(pathTmp, pathAddr)) - return error("%s: Rename-into-place failed", __func__); - - return true; -} - -bool CAddrDB::Read(CAddrMan& addr) -{ - // open input file, and associate with CAutoFile - FILE *file = fopen(pathAddr.string().c_str(), "rb"); - CAutoFile filein(file, SER_DISK, CLIENT_VERSION); - if (filein.IsNull()) - return error("%s: Failed to open file %s", __func__, pathAddr.string()); - - // use file size to size memory buffer - uint64_t fileSize = boost::filesystem::file_size(pathAddr); - uint64_t dataSize = 0; - // Don't try to resize to a negative number if file is small - if (fileSize >= sizeof(uint256)) - dataSize = fileSize - sizeof(uint256); - std::vector<unsigned char> vchData; - vchData.resize(dataSize); - uint256 hashIn; - - // read data and checksum from file - try { - filein.read((char *)&vchData[0], dataSize); - filein >> hashIn; - } - catch (const std::exception& e) { - return error("%s: Deserialize or I/O error - %s", __func__, e.what()); - } - filein.fclose(); - - CDataStream ssPeers(vchData, SER_DISK, CLIENT_VERSION); - - // verify stored checksum matches input data - uint256 hashTmp = Hash(ssPeers.begin(), ssPeers.end()); - if (hashIn != hashTmp) - return error("%s: Checksum mismatch, data corrupted", __func__); - - return Read(addr, ssPeers); -} - -bool CAddrDB::Read(CAddrMan& addr, CDataStream& ssPeers) -{ - unsigned char pchMsgTmp[4]; - try { - // de-serialize file header (network specific magic number) and .. - ssPeers >> FLATDATA(pchMsgTmp); - - // ... verify the network matches ours - if (memcmp(pchMsgTmp, Params().MessageStart(), sizeof(pchMsgTmp))) - return error("%s: Invalid network magic number", __func__); - - // de-serialize address data into one CAddrMan object - ssPeers >> addr; - } - catch (const std::exception& e) { - // de-serialization has failed, ensure addrman is left in a clean state - addr.Clear(); - return error("%s: Deserialize or I/O error - %s", __func__, e.what()); - } - - return true; -} +unsigned int CConnman::GetReceiveFloodSize() const { return nReceiveFloodSize; } +unsigned int CConnman::GetSendBufferSize() const{ return nSendBufferMaxSize; } -unsigned int ReceiveFloodSize() { return 1000*GetArg("-maxreceivebuffer", DEFAULT_MAXRECEIVEBUFFER); } -unsigned int SendBufferSize() { return 1000*GetArg("-maxsendbuffer", DEFAULT_MAXSENDBUFFER); } - -CNode::CNode(SOCKET hSocketIn, const CAddress& addrIn, const std::string& addrNameIn, bool fInboundIn) : +CNode::CNode(NodeId idIn, ServiceFlags nLocalServicesIn, int nMyStartingHeightIn, SOCKET hSocketIn, const CAddress& addrIn, const std::string& addrNameIn, bool fInboundIn) : ssSend(SER_NETWORK, INIT_PROTO_VERSION), addr(addrIn), nKeyedNetGroup(CalculateKeyedNetGroup(addrIn)), @@ -2520,16 +2554,17 @@ CNode::CNode(SOCKET hSocketIn, const CAddress& addrIn, const std::string& addrNa minFeeFilter = 0; lastSentFeeFilter = 0; nextSendTimeFeeFilter = 0; + id = idIn; + nOptimisticBytesWritten = 0; + nLocalServices = nLocalServicesIn; + + GetRandBytes((unsigned char*)&nLocalHostNonce, sizeof(nLocalHostNonce)); + nMyStartingHeight = nMyStartingHeightIn; BOOST_FOREACH(const std::string &msg, getAllNetMessageTypes()) mapRecvBytesPerMsgCmd[msg] = 0; mapRecvBytesPerMsgCmd[NET_MESSAGE_COMMAND_OTHER] = 0; - { - LOCK(cs_nLastNodeId); - id = nLastNodeId++; - } - if (fLogIPs) LogPrint("net", "Added connection to %s peer=%d\n", addrName, id); else @@ -2538,8 +2573,6 @@ CNode::CNode(SOCKET hSocketIn, const CAddress& addrIn, const std::string& addrNa // Be shy and don't send version until we hear if (hSocket != INVALID_SOCKET && !fInbound) PushVersion(); - - GetNodeSignals().InitializeNode(GetId(), this); } CNode::~CNode() @@ -2548,8 +2581,6 @@ CNode::~CNode() if (pfilter) delete pfilter; - - GetNodeSignals().FinalizeNode(GetId()); } void CNode::AskFor(const CInv& inv) @@ -2644,110 +2675,22 @@ void CNode::EndMessage(const char* pszCommand) UNLOCK_FUNCTION(cs_vSend) // If write queue empty, attempt "optimistic write" if (it == vSendMsg.begin()) - SocketSendData(this); + nOptimisticBytesWritten += SocketSendData(this); LEAVE_CRITICAL_SECTION(cs_vSend); } -// -// CBanDB -// - -CBanDB::CBanDB() -{ - pathBanlist = GetDataDir() / "banlist.dat"; -} - -bool CBanDB::Write(const banmap_t& banSet) +bool CConnman::ForNode(NodeId id, std::function<bool(CNode* pnode)> func) { - // Generate random temporary filename - unsigned short randv = 0; - GetRandBytes((unsigned char*)&randv, sizeof(randv)); - std::string tmpfn = strprintf("banlist.dat.%04x", randv); - - // serialize banlist, checksum data up to that point, then append csum - CDataStream ssBanlist(SER_DISK, CLIENT_VERSION); - ssBanlist << FLATDATA(Params().MessageStart()); - ssBanlist << banSet; - uint256 hash = Hash(ssBanlist.begin(), ssBanlist.end()); - ssBanlist << hash; - - // open temp output file, and associate with CAutoFile - boost::filesystem::path pathTmp = GetDataDir() / tmpfn; - FILE *file = fopen(pathTmp.string().c_str(), "wb"); - CAutoFile fileout(file, SER_DISK, CLIENT_VERSION); - if (fileout.IsNull()) - return error("%s: Failed to open file %s", __func__, pathTmp.string()); - - // Write and commit header, data - try { - fileout << ssBanlist; - } - catch (const std::exception& e) { - return error("%s: Serialize or I/O error - %s", __func__, e.what()); - } - FileCommit(fileout.Get()); - fileout.fclose(); - - // replace existing banlist.dat, if any, with new banlist.dat.XXXX - if (!RenameOver(pathTmp, pathBanlist)) - return error("%s: Rename-into-place failed", __func__); - - return true; -} - -bool CBanDB::Read(banmap_t& banSet) -{ - // open input file, and associate with CAutoFile - FILE *file = fopen(pathBanlist.string().c_str(), "rb"); - CAutoFile filein(file, SER_DISK, CLIENT_VERSION); - if (filein.IsNull()) - return error("%s: Failed to open file %s", __func__, pathBanlist.string()); - - // use file size to size memory buffer - uint64_t fileSize = boost::filesystem::file_size(pathBanlist); - uint64_t dataSize = 0; - // Don't try to resize to a negative number if file is small - if (fileSize >= sizeof(uint256)) - dataSize = fileSize - sizeof(uint256); - std::vector<unsigned char> vchData; - vchData.resize(dataSize); - uint256 hashIn; - - // read data and checksum from file - try { - filein.read((char *)&vchData[0], dataSize); - filein >> hashIn; - } - catch (const std::exception& e) { - return error("%s: Deserialize or I/O error - %s", __func__, e.what()); - } - filein.fclose(); - - CDataStream ssBanlist(vchData, SER_DISK, CLIENT_VERSION); - - // verify stored checksum matches input data - uint256 hashTmp = Hash(ssBanlist.begin(), ssBanlist.end()); - if (hashIn != hashTmp) - return error("%s: Checksum mismatch, data corrupted", __func__); - - unsigned char pchMsgTmp[4]; - try { - // de-serialize file header (network specific magic number) and .. - ssBanlist >> FLATDATA(pchMsgTmp); - - // ... verify the network matches ours - if (memcmp(pchMsgTmp, Params().MessageStart(), sizeof(pchMsgTmp))) - return error("%s: Invalid network magic number", __func__); - - // de-serialize address data into one CAddrMan object - ssBanlist >> banSet; - } - catch (const std::exception& e) { - return error("%s: Deserialize or I/O error - %s", __func__, e.what()); + CNode* found = nullptr; + LOCK(cs_vNodes); + for (auto&& pnode : vNodes) { + if(pnode->id == id) { + found = pnode; + break; + } } - - return true; + return found != nullptr && func(found); } int64_t PoissonNextSend(int64_t nNow, int average_interval_seconds) { @@ -6,6 +6,8 @@ #ifndef BITCOIN_NET_H #define BITCOIN_NET_H +#include "addrdb.h" +#include "addrman.h" #include "amount.h" #include "bloom.h" #include "compat.h" @@ -20,6 +22,7 @@ #include <atomic> #include <deque> #include <stdint.h> +#include <memory> #ifndef WIN32 #include <arpa/inet.h> @@ -51,6 +54,8 @@ static const unsigned int MAX_ADDR_TO_SEND = 1000; static const unsigned int MAX_PROTOCOL_MESSAGE_LENGTH = 4 * 1000 * 1000; /** Maximum length of strSubVer in `version` message */ static const unsigned int MAX_SUBVERSION_LENGTH = 256; +/** Maximum number of outgoing nodes */ +static const int MAX_OUTBOUND_CONNECTIONS = 8; /** -listen default */ static const bool DEFAULT_LISTEN = true; /** -upnp default */ @@ -79,25 +84,317 @@ static const ServiceFlags REQUIRED_SERVICES = NODE_NETWORK; // NOTE: When adjusting this, update rpcnet:setban's help ("24h") static const unsigned int DEFAULT_MISBEHAVING_BANTIME = 60 * 60 * 24; // Default 24-hour ban -unsigned int ReceiveFloodSize(); -unsigned int SendBufferSize(); - typedef int NodeId; -void AddOneShot(const std::string& strDest); -void AddressCurrentlyConnected(const CService& addr); -CNode* FindNode(const CNetAddr& ip); -CNode* FindNode(const CSubNet& subNet); -CNode* FindNode(const std::string& addrName); -CNode* FindNode(const CService& ip); -CNode* FindNode(const NodeId id); //TODO: Remove this -bool OpenNetworkConnection(const CAddress& addrConnect, bool fCountFailure, CSemaphoreGrant *grantOutbound = NULL, const char *strDest = NULL, bool fOneShot = false, bool fFeeler = false); +struct AddedNodeInfo +{ + std::string strAddedNode; + CService resolvedAddress; + bool fConnected; + bool fInbound; +}; + +class CTransaction; +class CNodeStats; +class CClientUIInterface; + +class CConnman +{ +public: + + enum NumConnections { + CONNECTIONS_NONE = 0, + CONNECTIONS_IN = (1U << 0), + CONNECTIONS_OUT = (1U << 1), + CONNECTIONS_ALL = (CONNECTIONS_IN | CONNECTIONS_OUT), + }; + + struct Options + { + ServiceFlags nLocalServices = NODE_NONE; + ServiceFlags nRelevantServices = NODE_NONE; + int nMaxConnections = 0; + int nMaxOutbound = 0; + int nMaxFeeler = 0; + int nBestHeight = 0; + CClientUIInterface* uiInterface = nullptr; + unsigned int nSendBufferMaxSize = 0; + unsigned int nReceiveFloodSize = 0; + }; + CConnman(); + ~CConnman(); + bool Start(boost::thread_group& threadGroup, CScheduler& scheduler, std::string& strNodeError, Options options); + void Stop(); + bool BindListenPort(const CService &bindAddr, std::string& strError, bool fWhitelisted = false); + bool OpenNetworkConnection(const CAddress& addrConnect, bool fCountFailure, CSemaphoreGrant *grantOutbound = NULL, const char *strDest = NULL, bool fOneShot = false, bool fFeeler = false); + bool CheckIncomingNonce(uint64_t nonce); + + bool ForNode(NodeId id, std::function<bool(CNode* pnode)> func); + + template<typename Callable> + bool ForEachNodeContinueIf(Callable&& func) + { + LOCK(cs_vNodes); + for (auto&& node : vNodes) + if(!func(node)) + return false; + return true; + }; + + template<typename Callable> + bool ForEachNodeContinueIf(Callable&& func) const + { + LOCK(cs_vNodes); + for (const auto& node : vNodes) + if(!func(node)) + return false; + return true; + }; + + template<typename Callable, typename CallableAfter> + bool ForEachNodeContinueIfThen(Callable&& pre, CallableAfter&& post) + { + bool ret = true; + LOCK(cs_vNodes); + for (auto&& node : vNodes) + if(!pre(node)) { + ret = false; + break; + } + post(); + return ret; + }; + + template<typename Callable, typename CallableAfter> + bool ForEachNodeContinueIfThen(Callable&& pre, CallableAfter&& post) const + { + bool ret = true; + LOCK(cs_vNodes); + for (const auto& node : vNodes) + if(!pre(node)) { + ret = false; + break; + } + post(); + return ret; + }; + + template<typename Callable> + void ForEachNode(Callable&& func) + { + LOCK(cs_vNodes); + for (auto&& node : vNodes) + func(node); + }; + + template<typename Callable> + void ForEachNode(Callable&& func) const + { + LOCK(cs_vNodes); + for (const auto& node : vNodes) + func(node); + }; + + template<typename Callable, typename CallableAfter> + void ForEachNodeThen(Callable&& pre, CallableAfter&& post) + { + LOCK(cs_vNodes); + for (auto&& node : vNodes) + pre(node); + post(); + }; + + template<typename Callable, typename CallableAfter> + void ForEachNodeThen(Callable&& pre, CallableAfter&& post) const + { + LOCK(cs_vNodes); + for (const auto& node : vNodes) + pre(node); + post(); + }; + + void RelayTransaction(const CTransaction& tx); + + // Addrman functions + size_t GetAddressCount() const; + void SetServices(const CService &addr, ServiceFlags nServices); + void MarkAddressGood(const CAddress& addr); + void AddNewAddress(const CAddress& addr, const CAddress& addrFrom, int64_t nTimePenalty = 0); + void AddNewAddresses(const std::vector<CAddress>& vAddr, const CAddress& addrFrom, int64_t nTimePenalty = 0); + std::vector<CAddress> GetAddresses(); + void AddressCurrentlyConnected(const CService& addr); + + // Denial-of-service detection/prevention + // The idea is to detect peers that are behaving + // badly and disconnect/ban them, but do it in a + // one-coding-mistake-won't-shatter-the-entire-network + // way. + // IMPORTANT: There should be nothing I can give a + // node that it will forward on that will make that + // node's peers drop it. If there is, an attacker + // can isolate a node and/or try to split the network. + // Dropping a node for sending stuff that is invalid + // now but might be valid in a later version is also + // dangerous, because it can cause a network split + // between nodes running old code and nodes running + // new code. + void Ban(const CNetAddr& netAddr, const BanReason& reason, int64_t bantimeoffset = 0, bool sinceUnixEpoch = false); + void Ban(const CSubNet& subNet, const BanReason& reason, int64_t bantimeoffset = 0, bool sinceUnixEpoch = false); + void ClearBanned(); // needed for unit testing + bool IsBanned(CNetAddr ip); + bool IsBanned(CSubNet subnet); + bool Unban(const CNetAddr &ip); + bool Unban(const CSubNet &ip); + 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(); + + size_t GetNodeCount(NumConnections num); + void GetNodeStats(std::vector<CNodeStats>& vstats); + bool DisconnectAddress(const CNetAddr& addr); + bool DisconnectNode(const std::string& node); + bool DisconnectNode(NodeId id); + bool DisconnectSubnet(const CSubNet& subnet); + + unsigned int GetSendBufferSize() const; + + void AddWhitelistedRange(const CSubNet &subnet); + + ServiceFlags GetLocalServices() const; + + //!set the max outbound target in bytes + void SetMaxOutboundTarget(uint64_t limit); + uint64_t GetMaxOutboundTarget(); + + //!set the timeframe for the max outbound target + void SetMaxOutboundTimeframe(uint64_t timeframe); + uint64_t GetMaxOutboundTimeframe(); + + //!check if the outbound target is reached + // if param historicalBlockServingLimit is set true, the function will + // response true if the limit for serving historical blocks has been reached + bool OutboundTargetReached(bool historicalBlockServingLimit); + + //!response the bytes left in the current max outbound cycle + // in case of no limit, it will always response 0 + uint64_t GetOutboundTargetBytesLeft(); + + //!response the time in second left in the current max outbound cycle + // in case of no limit, it will always response 0 + uint64_t GetMaxOutboundTimeLeftInCycle(); + + uint64_t GetTotalBytesRecv(); + uint64_t GetTotalBytesSent(); + + void SetBestHeight(int height); + int GetBestHeight() const; + + +private: + struct ListenSocket { + SOCKET socket; + bool whitelisted; + + ListenSocket(SOCKET socket_, bool whitelisted_) : socket(socket_), whitelisted(whitelisted_) {} + }; + + void ThreadOpenAddedConnections(); + void ProcessOneShot(); + void ThreadOpenConnections(); + void ThreadMessageHandler(); + void AcceptConnection(const ListenSocket& hListenSocket); + void ThreadSocketHandler(); + void ThreadDNSAddressSeed(); + + CNode* FindNode(const CNetAddr& ip); + CNode* FindNode(const CSubNet& subNet); + CNode* FindNode(const std::string& addrName); + CNode* FindNode(const CService& addr); + + bool AttemptToEvictConnection(); + CNode* ConnectNode(CAddress addrConnect, const char *pszDest, bool fCountFailure); + bool IsWhitelistedRange(const CNetAddr &addr); + + void DeleteNode(CNode* pnode); + + NodeId GetNewNodeId(); + + //!check is the banlist has unwritten changes + bool BannedSetIsDirty(); + //!set the "dirty" flag for the banlist + void SetBannedSetDirty(bool dirty=true); + //!clean unused entries (if bantime has expired) + void SweepBanned(); + void DumpAddresses(); + void DumpData(); + void DumpBanlist(); + + unsigned int GetReceiveFloodSize() const; + + // Network stats + void RecordBytesRecv(uint64_t bytes); + void RecordBytesSent(uint64_t bytes); + + // Network usage totals + CCriticalSection cs_totalBytesRecv; + CCriticalSection cs_totalBytesSent; + uint64_t nTotalBytesRecv; + uint64_t nTotalBytesSent; + + // outbound limit & stats + uint64_t nMaxOutboundTotalBytesSentInCycle; + uint64_t nMaxOutboundCycleStartTime; + uint64_t nMaxOutboundLimit; + uint64_t nMaxOutboundTimeframe; + + // 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; + + std::vector<ListenSocket> vhListenSocket; + banmap_t setBanned; + CCriticalSection cs_setBanned; + bool setBannedIsDirty; + bool fAddressesInitialized; + CAddrMan addrman; + std::deque<std::string> vOneShots; + CCriticalSection cs_vOneShots; + std::vector<std::string> vAddedNodes; + CCriticalSection cs_vAddedNodes; + std::vector<CNode*> vNodes; + std::list<CNode*> vNodesDisconnected; + mutable CCriticalSection cs_vNodes; + std::atomic<NodeId> nLastNodeId; + boost::condition_variable messageHandlerCondition; + + /** Services this instance offers */ + ServiceFlags nLocalServices; + + /** Services this instance cares about */ + ServiceFlags nRelevantServices; + + CSemaphore *semOutbound; + int nMaxConnections; + int nMaxOutbound; + int nMaxFeeler; + std::atomic<int> nBestHeight; + CClientUIInterface* clientInterface; +}; +extern std::unique_ptr<CConnman> g_connman; +void Discover(boost::thread_group& threadGroup); void MapPort(bool fUseUPnP); unsigned short GetListenPort(); bool BindListenPort(const CService &bindAddr, std::string& strError, bool fWhitelisted = false); -void StartNode(boost::thread_group& threadGroup, CScheduler& scheduler); -bool StopNode(); -void SocketSendData(CNode *pnode); +size_t SocketSendData(CNode *pnode); struct CombinerAll { @@ -117,11 +414,10 @@ struct CombinerAll // Signals for message handling struct CNodeSignals { - boost::signals2::signal<int ()> GetHeight; - boost::signals2::signal<bool (CNode*), CombinerAll> ProcessMessages; - boost::signals2::signal<bool (CNode*), CombinerAll> SendMessages; + boost::signals2::signal<bool (CNode*, CConnman&), CombinerAll> ProcessMessages; + boost::signals2::signal<bool (CNode*, CConnman&), CombinerAll> SendMessages; boost::signals2::signal<void (NodeId, const CNode*)> InitializeNode; - boost::signals2::signal<void (NodeId)> FinalizeNode; + boost::signals2::signal<void (NodeId, bool&)> FinalizeNode; }; @@ -152,30 +448,15 @@ bool IsLocal(const CService& addr); bool GetLocal(CService &addr, const CNetAddr *paddrPeer = NULL); bool IsReachable(enum Network net); bool IsReachable(const CNetAddr &addr); -CAddress GetLocalAddress(const CNetAddr *paddrPeer = NULL); +CAddress GetLocalAddress(const CNetAddr *paddrPeer, ServiceFlags nLocalServices); extern bool fDiscover; extern bool fListen; -extern ServiceFlags nLocalServices; -extern ServiceFlags nRelevantServices; extern bool fRelayTxes; -extern uint64_t nLocalHostNonce; -extern CAddrMan addrman; -/** Maximum number of connections to simultaneously allow (aka connection slots) */ -extern int nMaxConnections; - -extern std::vector<CNode*> vNodes; -extern CCriticalSection cs_vNodes; extern limitedmap<uint256, int64_t> mapAlreadyAskedFor; -extern std::vector<std::string> vAddedNodes; -extern CCriticalSection cs_vAddedNodes; - -extern NodeId nLastNodeId; -extern CCriticalSection cs_nLastNodeId; - /** Subversion as sent to the P2P network in `version` messages */ extern std::string strSubVersion; @@ -256,67 +537,6 @@ public: }; -typedef enum BanReason -{ - BanReasonUnknown = 0, - BanReasonNodeMisbehaving = 1, - BanReasonManuallyAdded = 2 -} BanReason; - -class CBanEntry -{ -public: - static const int CURRENT_VERSION=1; - int nVersion; - int64_t nCreateTime; - int64_t nBanUntil; - uint8_t banReason; - - CBanEntry() - { - SetNull(); - } - - CBanEntry(int64_t nCreateTimeIn) - { - SetNull(); - nCreateTime = nCreateTimeIn; - } - - ADD_SERIALIZE_METHODS; - - template <typename Stream, typename Operation> - inline void SerializationOp(Stream& s, Operation ser_action, int nType, int nVersion) { - READWRITE(this->nVersion); - nVersion = this->nVersion; - READWRITE(nCreateTime); - READWRITE(nBanUntil); - READWRITE(banReason); - } - - void SetNull() - { - nVersion = CBanEntry::CURRENT_VERSION; - nCreateTime = 0; - nBanUntil = 0; - banReason = BanReasonUnknown; - } - - std::string banReasonToString() - { - switch (banReason) { - case BanReasonNodeMisbehaving: - return "node misbehaving"; - case BanReasonManuallyAdded: - return "manually added"; - default: - return "unknown"; - } - } -}; - -typedef std::map<CSubNet, CBanEntry> banmap_t; - /** Information about a peer */ class CNode { @@ -328,6 +548,7 @@ public: CDataStream ssSend; size_t nSendSize; // total size of all vSendMsg entries size_t nSendOffset; // offset inside the first vSendMsg already sent + uint64_t nOptimisticBytesWritten; uint64_t nSendBytes; std::deque<CSerializeData> vSendMsg; CCriticalSection cs_vSend; @@ -374,17 +595,6 @@ public: const uint64_t nKeyedNetGroup; protected: - // Denial-of-service detection/prevention - // Key is IP address, value is banned-until-time - static banmap_t setBanned; - static CCriticalSection cs_setBanned; - static bool setBannedIsDirty; - - // Whitelisted ranges. Any node connecting from these is automatically - // whitelisted (as well as those connecting to whitelisted binds). - static std::vector<CSubNet> vWhitelistedRange; - static CCriticalSection cs_vWhitelistedRange; - mapMsgCmdSize mapSendBytesPerMsgCmd; mapMsgCmdSize mapRecvBytesPerMsgCmd; @@ -446,33 +656,28 @@ public: CAmount lastSentFeeFilter; int64_t nextSendTimeFeeFilter; - CNode(SOCKET hSocketIn, const CAddress &addrIn, const std::string &addrNameIn = "", bool fInboundIn = false); + CNode(NodeId id, ServiceFlags nLocalServicesIn, int nMyStartingHeightIn, SOCKET hSocketIn, const CAddress &addrIn, const std::string &addrNameIn = "", bool fInboundIn = false); ~CNode(); private: - // Network usage totals - static CCriticalSection cs_totalBytesRecv; - static CCriticalSection cs_totalBytesSent; - static uint64_t nTotalBytesRecv; - static uint64_t nTotalBytesSent; - - // outbound limit & stats - static uint64_t nMaxOutboundTotalBytesSentInCycle; - static uint64_t nMaxOutboundCycleStartTime; - static uint64_t nMaxOutboundLimit; - static uint64_t nMaxOutboundTimeframe; - CNode(const CNode&); void operator=(const CNode&); static uint64_t CalculateKeyedNetGroup(const CAddress& ad); + uint64_t nLocalHostNonce; + ServiceFlags nLocalServices; + int nMyStartingHeight; public: NodeId GetId() const { return id; } + uint64_t GetLocalNonce() const { + return nLocalHostNonce; + } + int GetRefCount() { assert(nRefCount >= 0); @@ -489,7 +694,7 @@ public: } // requires LOCK(cs_vRecvMsg) - bool ReceiveMsgBytes(const char *pch, unsigned int nBytes); + bool ReceiveMsgBytes(const char *pch, unsigned int nBytes, bool& complete); // requires LOCK(cs_vRecvMsg) void SetRecvVersion(int nVersionIn) @@ -749,110 +954,19 @@ public: void CloseSocketDisconnect(); - // Denial-of-service detection/prevention - // The idea is to detect peers that are behaving - // badly and disconnect/ban them, but do it in a - // one-coding-mistake-won't-shatter-the-entire-network - // way. - // IMPORTANT: There should be nothing I can give a - // node that it will forward on that will make that - // node's peers drop it. If there is, an attacker - // can isolate a node and/or try to split the network. - // Dropping a node for sending stuff that is invalid - // now but might be valid in a later version is also - // dangerous, because it can cause a network split - // between nodes running old code and nodes running - // new code. - static void ClearBanned(); // needed for unit testing - static bool IsBanned(CNetAddr ip); - static bool IsBanned(CSubNet subnet); - static void Ban(const CNetAddr &ip, const BanReason &banReason, int64_t bantimeoffset = 0, bool sinceUnixEpoch = false); - static void Ban(const CSubNet &subNet, const BanReason &banReason, int64_t bantimeoffset = 0, bool sinceUnixEpoch = false); - static bool Unban(const CNetAddr &ip); - static bool Unban(const CSubNet &ip); - static void GetBanned(banmap_t &banmap); - static void SetBanned(const banmap_t &banmap); - - //!check is the banlist has unwritten changes - static bool BannedSetIsDirty(); - //!set the "dirty" flag for the banlist - static void SetBannedSetDirty(bool dirty=true); - //!clean unused entries (if bantime has expired) - static void SweepBanned(); - void copyStats(CNodeStats &stats); - static bool IsWhitelistedRange(const CNetAddr &ip); - static void AddWhitelistedRange(const CSubNet &subnet); - - // Network stats - static void RecordBytesRecv(uint64_t bytes); - static void RecordBytesSent(uint64_t bytes); - - static uint64_t GetTotalBytesRecv(); - static uint64_t GetTotalBytesSent(); - - //!set the max outbound target in bytes - static void SetMaxOutboundTarget(uint64_t limit); - static uint64_t GetMaxOutboundTarget(); - - //!set the timeframe for the max outbound target - static void SetMaxOutboundTimeframe(uint64_t timeframe); - static uint64_t GetMaxOutboundTimeframe(); - - //!check if the outbound target is reached - // if param historicalBlockServingLimit is set true, the function will - // response true if the limit for serving historical blocks has been reached - static bool OutboundTargetReached(bool historicalBlockServingLimit); - - //!response the bytes left in the current max outbound cycle - // in case of no limit, it will always response 0 - static uint64_t GetOutboundTargetBytesLeft(); - - //!response the time in second left in the current max outbound cycle - // in case of no limit, it will always response 0 - static uint64_t GetMaxOutboundTimeLeftInCycle(); + ServiceFlags GetLocalServices() const + { + return nLocalServices; + } }; -class CTransaction; -void RelayTransaction(const CTransaction& tx); -/** Access to the (IP) address database (peers.dat) */ -class CAddrDB -{ -private: - boost::filesystem::path pathAddr; -public: - CAddrDB(); - bool Write(const CAddrMan& addr); - bool Read(CAddrMan& addr); - bool Read(CAddrMan& addr, CDataStream& ssPeers); -}; - -/** Access to the banlist database (banlist.dat) */ -class CBanDB -{ -private: - boost::filesystem::path pathBanlist; -public: - CBanDB(); - bool Write(const banmap_t& banSet); - bool Read(banmap_t& banSet); -}; /** Return a timestamp in the future (in microseconds) for exponentially distributed events. */ int64_t PoissonNextSend(int64_t nNow, int average_interval_seconds); -struct AddedNodeInfo -{ - std::string strAddedNode; - CService resolvedAddress; - bool fConnected; - bool fInbound; -}; - -std::vector<AddedNodeInfo> GetAddedNodeInfo(); - #endif // BITCOIN_NET_H diff --git a/src/qt/bantablemodel.cpp b/src/qt/bantablemodel.cpp index d95106b5ac..6e11e23904 100644 --- a/src/qt/bantablemodel.cpp +++ b/src/qt/bantablemodel.cpp @@ -48,7 +48,8 @@ public: void refreshBanlist() { banmap_t banMap; - CNode::GetBanned(banMap); + if(g_connman) + g_connman->GetBanned(banMap); cachedBanlist.clear(); #if QT_VERSION >= 0x040700 diff --git a/src/qt/clientmodel.cpp b/src/qt/clientmodel.cpp index 14661b857a..83c78850e2 100644 --- a/src/qt/clientmodel.cpp +++ b/src/qt/clientmodel.cpp @@ -50,16 +50,18 @@ ClientModel::~ClientModel() int ClientModel::getNumConnections(unsigned int flags) const { - LOCK(cs_vNodes); - if (flags == CONNECTIONS_ALL) // Shortcut if we want total - return vNodes.size(); + CConnman::NumConnections connections = CConnman::CONNECTIONS_NONE; - int nNum = 0; - BOOST_FOREACH(const CNode* pnode, vNodes) - if (flags & (pnode->fInbound ? CONNECTIONS_IN : CONNECTIONS_OUT)) - nNum++; + if(flags == CONNECTIONS_IN) + connections = CConnman::CONNECTIONS_IN; + else if (flags == CONNECTIONS_OUT) + connections = CConnman::CONNECTIONS_OUT; + else if (flags == CONNECTIONS_ALL) + connections = CConnman::CONNECTIONS_ALL; - return nNum; + if(g_connman) + return g_connman->GetNodeCount(connections); + return 0; } int ClientModel::getNumBlocks() const @@ -70,12 +72,16 @@ int ClientModel::getNumBlocks() const quint64 ClientModel::getTotalBytesRecv() const { - return CNode::GetTotalBytesRecv(); + if(!g_connman) + return 0; + return g_connman->GetTotalBytesRecv(); } quint64 ClientModel::getTotalBytesSent() const { - return CNode::GetTotalBytesSent(); + if(!g_connman) + return 0; + return g_connman->GetTotalBytesSent(); } QDateTime ClientModel::getLastBlockDate() const diff --git a/src/qt/guiutil.cpp b/src/qt/guiutil.cpp index c00f5e8591..444e35de8a 100644 --- a/src/qt/guiutil.cpp +++ b/src/qt/guiutil.cpp @@ -291,17 +291,17 @@ void copyEntryData(QAbstractItemView *view, int column, int role) } } -QString getEntryData(QAbstractItemView *view, int column, int role) +QVariant getEntryData(QAbstractItemView *view, int column, int role) { if(!view || !view->selectionModel()) - return QString(); + return QVariant(); QModelIndexList selection = view->selectionModel()->selectedRows(column); if(!selection.isEmpty()) { // Return first item - return (selection.at(0).data(role).toString()); + return (selection.at(0).data(role)); } - return QString(); + return QVariant(); } QString getSaveFileName(QWidget *parent, const QString &caption, const QString &dir, diff --git a/src/qt/guiutil.h b/src/qt/guiutil.h index 9267e0a6c9..d5a658e7c0 100644 --- a/src/qt/guiutil.h +++ b/src/qt/guiutil.h @@ -70,7 +70,7 @@ namespace GUIUtil @param[in] role Data role to extract from the model @see TransactionView::copyLabel, TransactionView::copyAmount, TransactionView::copyAddress */ - QString getEntryData(QAbstractItemView *view, int column, int role); + QVariant getEntryData(QAbstractItemView *view, int column, int role); void setClipboard(const QString& str); diff --git a/src/qt/peertablemodel.cpp b/src/qt/peertablemodel.cpp index 84ad0052fd..a820bd791f 100644 --- a/src/qt/peertablemodel.cpp +++ b/src/qt/peertablemodel.cpp @@ -24,6 +24,8 @@ bool NodeLessThan::operator()(const CNodeCombinedStats &left, const CNodeCombine switch(column) { + case PeerTableModel::NetNodeId: + return pLeft->nodeid < pRight->nodeid; case PeerTableModel::Address: return pLeft->addrName.compare(pRight->addrName) < 0; case PeerTableModel::Subversion: @@ -52,24 +54,21 @@ public: void refreshPeers() { { - TRY_LOCK(cs_vNodes, lockNodes); - if (!lockNodes) - { - // skip the refresh if we can't immediately get the lock - return; - } cachedNodeStats.clear(); + std::vector<CNodeStats> vstats; + if(g_connman) + g_connman->GetNodeStats(vstats); #if QT_VERSION >= 0x040700 - cachedNodeStats.reserve(vNodes.size()); + cachedNodeStats.reserve(vstats.size()); #endif - Q_FOREACH (CNode* pnode, vNodes) + Q_FOREACH (const CNodeStats& nodestats, vstats) { CNodeCombinedStats stats; stats.nodeStateStats.nMisbehavior = 0; stats.nodeStateStats.nSyncHeight = -1; stats.nodeStateStats.nCommonHeight = -1; stats.fNodeStateStatsAvailable = false; - pnode->copyStats(stats.nodeStats); + stats.nodeStats = nodestats; cachedNodeStats.append(stats); } } @@ -114,7 +113,7 @@ PeerTableModel::PeerTableModel(ClientModel *parent) : clientModel(parent), timer(0) { - columns << tr("Node/Service") << tr("User Agent") << tr("Ping Time"); + columns << tr("NodeId") << tr("Node/Service") << tr("User Agent") << tr("Ping Time"); priv = new PeerTablePriv(); // default to unsorted priv->sortColumn = -1; @@ -160,6 +159,8 @@ QVariant PeerTableModel::data(const QModelIndex &index, int role) const if (role == Qt::DisplayRole) { switch(index.column()) { + case NetNodeId: + return rec->nodeStats.nodeid; case Address: return QString::fromStdString(rec->nodeStats.addrName); case Subversion: diff --git a/src/qt/peertablemodel.h b/src/qt/peertablemodel.h index a2aaaa5d24..a4f7bbdb3d 100644 --- a/src/qt/peertablemodel.h +++ b/src/qt/peertablemodel.h @@ -52,9 +52,10 @@ public: void stopAutoRefresh(); enum ColumnIndex { - Address = 0, - Subversion = 1, - Ping = 2 + NetNodeId = 0, + Address = 1, + Subversion = 2, + Ping = 3 }; /** @name Methods overridden from QAbstractTableModel diff --git a/src/qt/rpcconsole.cpp b/src/qt/rpcconsole.cpp index bcaa9164c9..f35f401d06 100644 --- a/src/qt/rpcconsole.cpp +++ b/src/qt/rpcconsole.cpp @@ -876,37 +876,34 @@ void RPCConsole::showBanTableContextMenu(const QPoint& point) void RPCConsole::disconnectSelectedNode() { + if(!g_connman) + return; // Get currently selected peer address - QString strNode = GUIUtil::getEntryData(ui->peerWidget, 0, PeerTableModel::Address); + NodeId id = GUIUtil::getEntryData(ui->peerWidget, 0, PeerTableModel::NetNodeId).toInt(); // Find the node, disconnect it and clear the selected node - if (CNode *bannedNode = FindNode(strNode.toStdString())) { - bannedNode->fDisconnect = true; + if(g_connman->DisconnectNode(id)) clearSelectedNode(); - } } void RPCConsole::banSelectedNode(int bantime) { - if (!clientModel) + if (!clientModel || !g_connman) return; // Get currently selected peer address - QString strNode = GUIUtil::getEntryData(ui->peerWidget, 0, PeerTableModel::Address); + QString strNode = GUIUtil::getEntryData(ui->peerWidget, 0, PeerTableModel::Address).toString(); // Find possible nodes, ban it and clear the selected node - if (FindNode(strNode.toStdString())) { - std::string nStr = strNode.toStdString(); - std::string addr; - int port = 0; - SplitHostPort(nStr, port, addr); - - CNetAddr resolved; - if(!LookupHost(addr.c_str(), resolved, false)) - return; - CNode::Ban(resolved, BanReasonManuallyAdded, bantime); + std::string nStr = strNode.toStdString(); + std::string addr; + int port = 0; + SplitHostPort(nStr, port, addr); - clearSelectedNode(); - clientModel->getBanTableModel()->refresh(); - } + CNetAddr resolved; + if(!LookupHost(addr.c_str(), resolved, false)) + return; + g_connman->Ban(resolved, BanReasonManuallyAdded, bantime); + clearSelectedNode(); + clientModel->getBanTableModel()->refresh(); } void RPCConsole::unbanSelectedNode() @@ -915,13 +912,13 @@ void RPCConsole::unbanSelectedNode() return; // Get currently selected ban address - QString strNode = GUIUtil::getEntryData(ui->banlistWidget, 0, BanTableModel::Address); + QString strNode = GUIUtil::getEntryData(ui->banlistWidget, 0, BanTableModel::Address).toString(); CSubNet possibleSubnet; LookupSubNet(strNode.toStdString().c_str(), possibleSubnet); - if (possibleSubnet.IsValid()) + if (possibleSubnet.IsValid() && g_connman) { - CNode::Unban(possibleSubnet); + g_connman->Unban(possibleSubnet); clientModel->getBanTableModel()->refresh(); } } diff --git a/src/qt/walletmodel.cpp b/src/qt/walletmodel.cpp index ae7efc7a0d..73851e97fc 100644 --- a/src/qt/walletmodel.cpp +++ b/src/qt/walletmodel.cpp @@ -328,7 +328,7 @@ WalletModel::SendCoinsReturn WalletModel::sendCoins(WalletModelTransaction &tran } CReserveKey *keyChange = transaction.getPossibleKeyChange(); - if(!wallet->CommitTransaction(*newTx, *keyChange)) + if(!wallet->CommitTransaction(*newTx, *keyChange, g_connman.get())) return TransactionCommitFailed; CTransaction* t = (CTransaction*)newTx; diff --git a/src/rpc/blockchain.cpp b/src/rpc/blockchain.cpp index dc7e4721bb..f05f8ff358 100644 --- a/src/rpc/blockchain.cpp +++ b/src/rpc/blockchain.cpp @@ -1277,7 +1277,7 @@ UniValue invalidateblock(const UniValue& params, bool fHelp) } if (state.IsValid()) { - ActivateBestChain(state, Params()); + ActivateBestChain(state, Params(), NULL, g_connman.get()); } if (!state.IsValid()) { @@ -1315,7 +1315,7 @@ UniValue reconsiderblock(const UniValue& params, bool fHelp) } CValidationState state; - ActivateBestChain(state, Params()); + ActivateBestChain(state, Params(), NULL, g_connman.get()); if (!state.IsValid()) { throw JSONRPCError(RPC_DATABASE_ERROR, state.GetRejectReason()); diff --git a/src/rpc/mining.cpp b/src/rpc/mining.cpp index 14183c8e82..7794ac619d 100644 --- a/src/rpc/mining.cpp +++ b/src/rpc/mining.cpp @@ -131,7 +131,7 @@ UniValue generateBlocks(boost::shared_ptr<CReserveScript> coinbaseScript, int nG continue; } CValidationState state; - if (!ProcessNewBlock(state, Params(), NULL, pblock, true, NULL)) + if (!ProcessNewBlock(state, Params(), NULL, pblock, true, NULL, g_connman.get())) throw JSONRPCError(RPC_INTERNAL_ERROR, "ProcessNewBlock, block not accepted"); ++nHeight; blockHashes.push_back(pblock->GetHash().GetHex()); @@ -457,7 +457,10 @@ UniValue getblocktemplate(const UniValue& params, bool fHelp) if (strMode != "template") throw JSONRPCError(RPC_INVALID_PARAMETER, "Invalid mode"); - if (vNodes.empty()) + if(!g_connman) + throw JSONRPCError(RPC_CLIENT_P2P_DISABLED, "Error: Peer-to-peer functionality missing or disabled"); + + if (g_connman->GetNodeCount(CConnman::CONNECTIONS_ALL) == 0) throw JSONRPCError(RPC_CLIENT_NOT_CONNECTED, "Bitcoin is not connected!"); if (IsInitialBlockDownload()) @@ -754,7 +757,7 @@ UniValue submitblock(const UniValue& params, bool fHelp) CValidationState state; submitblock_StateCatcher sc(block.GetHash()); RegisterValidationInterface(&sc); - bool fAccepted = ProcessNewBlock(state, Params(), NULL, &block, true, NULL); + bool fAccepted = ProcessNewBlock(state, Params(), NULL, &block, true, NULL, g_connman.get()); UnregisterValidationInterface(&sc); if (fBlockPresent) { diff --git a/src/rpc/misc.cpp b/src/rpc/misc.cpp index e96feaa864..2b5782367c 100644 --- a/src/rpc/misc.cpp +++ b/src/rpc/misc.cpp @@ -89,7 +89,8 @@ UniValue getinfo(const UniValue& params, bool fHelp) #endif obj.push_back(Pair("blocks", (int)chainActive.Height())); obj.push_back(Pair("timeoffset", GetTimeOffset())); - obj.push_back(Pair("connections", (int)vNodes.size())); + if(g_connman) + obj.push_back(Pair("connections", (int)g_connman->GetNodeCount(CConnman::CONNECTIONS_ALL))); obj.push_back(Pair("proxy", (proxy.IsValid() ? proxy.proxy.ToStringIPPort() : string()))); obj.push_back(Pair("difficulty", (double)GetDifficulty())); obj.push_back(Pair("testnet", Params().TestnetToBeDeprecatedFieldRPC())); @@ -471,14 +472,16 @@ UniValue setmocktime(const UniValue& params, bool fHelp) // atomically with the time change to prevent peers from being // disconnected because we think we haven't communicated with them // in a long time. - LOCK2(cs_main, cs_vNodes); + LOCK(cs_main); RPCTypeCheck(params, boost::assign::list_of(UniValue::VNUM)); SetMockTime(params[0].get_int64()); uint64_t t = GetTime(); - BOOST_FOREACH(CNode* pnode, vNodes) { - pnode->nLastSend = pnode->nLastRecv = t; + if(g_connman) { + g_connman->ForEachNode([t](CNode* pnode) { + pnode->nLastSend = pnode->nLastRecv = t; + }); } return NullUniValue; diff --git a/src/rpc/net.cpp b/src/rpc/net.cpp index 840bfd5a24..b011029f51 100644 --- a/src/rpc/net.cpp +++ b/src/rpc/net.cpp @@ -36,9 +36,10 @@ UniValue getconnectioncount(const UniValue& params, bool fHelp) + HelpExampleRpc("getconnectioncount", "") ); - LOCK2(cs_main, cs_vNodes); + if(!g_connman) + throw JSONRPCError(RPC_CLIENT_P2P_DISABLED, "Error: Peer-to-peer functionality missing or disabled"); - return (int)vNodes.size(); + return (int)g_connman->GetNodeCount(CConnman::CONNECTIONS_ALL); } UniValue ping(const UniValue& params, bool fHelp) @@ -54,29 +55,16 @@ UniValue ping(const UniValue& params, bool fHelp) + HelpExampleRpc("ping", "") ); - // Request that each node send a ping during next message processing pass - LOCK2(cs_main, cs_vNodes); - - BOOST_FOREACH(CNode* pNode, vNodes) { - pNode->fPingQueued = true; - } + if(!g_connman) + throw JSONRPCError(RPC_CLIENT_P2P_DISABLED, "Error: Peer-to-peer functionality missing or disabled"); + // Request that each node send a ping during next message processing pass + g_connman->ForEachNode([](CNode* pnode) { + pnode->fPingQueued = true; + }); return NullUniValue; } -static void CopyNodeStats(std::vector<CNodeStats>& vstats) -{ - vstats.clear(); - - LOCK(cs_vNodes); - vstats.reserve(vNodes.size()); - BOOST_FOREACH(CNode* pnode, vNodes) { - CNodeStats stats; - pnode->copyStats(stats); - vstats.push_back(stats); - } -} - UniValue getpeerinfo(const UniValue& params, bool fHelp) { if (fHelp || params.size() != 0) @@ -127,10 +115,11 @@ UniValue getpeerinfo(const UniValue& params, bool fHelp) + HelpExampleRpc("getpeerinfo", "") ); - LOCK(cs_main); + if(!g_connman) + throw JSONRPCError(RPC_CLIENT_P2P_DISABLED, "Error: Peer-to-peer functionality missing or disabled"); vector<CNodeStats> vstats; - CopyNodeStats(vstats); + g_connman->GetNodeStats(vstats); UniValue ret(UniValue::VARR); @@ -214,32 +203,27 @@ UniValue addnode(const UniValue& params, bool fHelp) + HelpExampleRpc("addnode", "\"192.168.0.6:8333\", \"onetry\"") ); + if(!g_connman) + throw JSONRPCError(RPC_CLIENT_P2P_DISABLED, "Error: Peer-to-peer functionality missing or disabled"); + string strNode = params[0].get_str(); if (strCommand == "onetry") { CAddress addr; - OpenNetworkConnection(addr, false, NULL, strNode.c_str()); + g_connman->OpenNetworkConnection(addr, false, NULL, strNode.c_str()); return NullUniValue; } - LOCK(cs_vAddedNodes); - vector<string>::iterator it = vAddedNodes.begin(); - for(; it != vAddedNodes.end(); it++) - if (strNode == *it) - break; - if (strCommand == "add") { - if (it != vAddedNodes.end()) + if(!g_connman->AddNode(strNode)) throw JSONRPCError(RPC_CLIENT_NODE_ALREADY_ADDED, "Error: Node already added"); - vAddedNodes.push_back(strNode); } else if(strCommand == "remove") { - if (it == vAddedNodes.end()) + if(!g_connman->RemoveAddedNode(strNode)) throw JSONRPCError(RPC_CLIENT_NODE_NOT_ADDED, "Error: Node has not been added."); - vAddedNodes.erase(it); } return NullUniValue; @@ -258,11 +242,12 @@ UniValue disconnectnode(const UniValue& params, bool fHelp) + HelpExampleRpc("disconnectnode", "\"192.168.0.6:8333\"") ); - CNode* pNode = FindNode(params[0].get_str()); - if (pNode == NULL) - throw JSONRPCError(RPC_CLIENT_NODE_NOT_CONNECTED, "Node not found in connected nodes"); + if(!g_connman) + throw JSONRPCError(RPC_CLIENT_P2P_DISABLED, "Error: Peer-to-peer functionality missing or disabled"); - pNode->fDisconnect = true; + bool ret = g_connman->DisconnectNode(params[0].get_str()); + if (!ret) + throw JSONRPCError(RPC_CLIENT_NODE_NOT_CONNECTED, "Node not found in connected nodes"); return NullUniValue; } @@ -296,7 +281,10 @@ UniValue getaddednodeinfo(const UniValue& params, bool fHelp) + HelpExampleRpc("getaddednodeinfo", "true, \"192.168.0.201\"") ); - std::vector<AddedNodeInfo> vInfo = GetAddedNodeInfo(); + if(!g_connman) + throw JSONRPCError(RPC_CLIENT_P2P_DISABLED, "Error: Peer-to-peer functionality missing or disabled"); + + std::vector<AddedNodeInfo> vInfo = g_connman->GetAddedNodeInfo(); if (params.size() == 1) { bool found = false; @@ -358,19 +346,21 @@ UniValue getnettotals(const UniValue& params, bool fHelp) + HelpExampleCli("getnettotals", "") + HelpExampleRpc("getnettotals", "") ); + if(!g_connman) + throw JSONRPCError(RPC_CLIENT_P2P_DISABLED, "Error: Peer-to-peer functionality missing or disabled"); UniValue obj(UniValue::VOBJ); - obj.push_back(Pair("totalbytesrecv", CNode::GetTotalBytesRecv())); - obj.push_back(Pair("totalbytessent", CNode::GetTotalBytesSent())); + obj.push_back(Pair("totalbytesrecv", g_connman->GetTotalBytesRecv())); + obj.push_back(Pair("totalbytessent", g_connman->GetTotalBytesSent())); obj.push_back(Pair("timemillis", GetTimeMillis())); UniValue outboundLimit(UniValue::VOBJ); - outboundLimit.push_back(Pair("timeframe", CNode::GetMaxOutboundTimeframe())); - outboundLimit.push_back(Pair("target", CNode::GetMaxOutboundTarget())); - outboundLimit.push_back(Pair("target_reached", CNode::OutboundTargetReached(false))); - outboundLimit.push_back(Pair("serve_historical_blocks", !CNode::OutboundTargetReached(true))); - outboundLimit.push_back(Pair("bytes_left_in_cycle", CNode::GetOutboundTargetBytesLeft())); - outboundLimit.push_back(Pair("time_left_in_cycle", CNode::GetMaxOutboundTimeLeftInCycle())); + outboundLimit.push_back(Pair("timeframe", g_connman->GetMaxOutboundTimeframe())); + outboundLimit.push_back(Pair("target", g_connman->GetMaxOutboundTarget())); + outboundLimit.push_back(Pair("target_reached", g_connman->OutboundTargetReached(false))); + outboundLimit.push_back(Pair("serve_historical_blocks", !g_connman->OutboundTargetReached(true))); + outboundLimit.push_back(Pair("bytes_left_in_cycle", g_connman->GetOutboundTargetBytesLeft())); + outboundLimit.push_back(Pair("time_left_in_cycle", g_connman->GetMaxOutboundTimeLeftInCycle())); obj.push_back(Pair("uploadtarget", outboundLimit)); return obj; } @@ -437,15 +427,16 @@ UniValue getnetworkinfo(const UniValue& params, bool fHelp) ); LOCK(cs_main); - UniValue obj(UniValue::VOBJ); obj.push_back(Pair("version", CLIENT_VERSION)); obj.push_back(Pair("subversion", strSubVersion)); obj.push_back(Pair("protocolversion",PROTOCOL_VERSION)); - obj.push_back(Pair("localservices", strprintf("%016x", nLocalServices))); + if(g_connman) + obj.push_back(Pair("localservices", strprintf("%016x", g_connman->GetLocalServices()))); obj.push_back(Pair("localrelay", fRelayTxes)); obj.push_back(Pair("timeoffset", GetTimeOffset())); - obj.push_back(Pair("connections", (int)vNodes.size())); + if(g_connman) + obj.push_back(Pair("connections", (int)g_connman->GetNodeCount(CConnman::CONNECTIONS_ALL))); obj.push_back(Pair("networks", GetNetworksInfo())); obj.push_back(Pair("relayfee", ValueFromAmount(::minRelayTxFee.GetFeePerK()))); UniValue localAddresses(UniValue::VARR); @@ -485,6 +476,8 @@ UniValue setban(const UniValue& params, bool fHelp) + HelpExampleCli("setban", "\"192.168.0.0/24\" \"add\"") + HelpExampleRpc("setban", "\"192.168.0.6\", \"add\", 86400") ); + if(!g_connman) + throw JSONRPCError(RPC_CLIENT_P2P_DISABLED, "Error: Peer-to-peer functionality missing or disabled"); CSubNet subNet; CNetAddr netAddr; @@ -506,7 +499,7 @@ UniValue setban(const UniValue& params, bool fHelp) if (strCommand == "add") { - if (isSubnet ? CNode::IsBanned(subNet) : CNode::IsBanned(netAddr)) + if (isSubnet ? g_connman->IsBanned(subNet) : g_connman->IsBanned(netAddr)) throw JSONRPCError(RPC_CLIENT_NODE_ALREADY_ADDED, "Error: IP/Subnet already banned"); int64_t banTime = 0; //use standard bantime if not specified @@ -517,11 +510,11 @@ UniValue setban(const UniValue& params, bool fHelp) if (params.size() == 4 && params[3].isTrue()) absolute = true; - isSubnet ? CNode::Ban(subNet, BanReasonManuallyAdded, banTime, absolute) : CNode::Ban(netAddr, BanReasonManuallyAdded, banTime, absolute); + isSubnet ? g_connman->Ban(subNet, BanReasonManuallyAdded, banTime, absolute) : g_connman->Ban(netAddr, BanReasonManuallyAdded, banTime, absolute); } else if(strCommand == "remove") { - if (!( isSubnet ? CNode::Unban(subNet) : CNode::Unban(netAddr) )) + if (!( isSubnet ? g_connman->Unban(subNet) : g_connman->Unban(netAddr) )) throw JSONRPCError(RPC_MISC_ERROR, "Error: Unban failed"); } return NullUniValue; @@ -538,8 +531,11 @@ UniValue listbanned(const UniValue& params, bool fHelp) + HelpExampleRpc("listbanned", "") ); + if(!g_connman) + throw JSONRPCError(RPC_CLIENT_P2P_DISABLED, "Error: Peer-to-peer functionality missing or disabled"); + banmap_t banMap; - CNode::GetBanned(banMap); + g_connman->GetBanned(banMap); UniValue bannedAddresses(UniValue::VARR); for (banmap_t::iterator it = banMap.begin(); it != banMap.end(); it++) @@ -567,8 +563,10 @@ UniValue clearbanned(const UniValue& params, bool fHelp) + HelpExampleCli("clearbanned", "") + HelpExampleRpc("clearbanned", "") ); + if(!g_connman) + throw JSONRPCError(RPC_CLIENT_P2P_DISABLED, "Error: Peer-to-peer functionality missing or disabled"); - CNode::ClearBanned(); + g_connman->ClearBanned(); return NullUniValue; } diff --git a/src/rpc/protocol.h b/src/rpc/protocol.h index 988e0fc5fa..1d2ef0e41e 100644 --- a/src/rpc/protocol.h +++ b/src/rpc/protocol.h @@ -63,6 +63,7 @@ enum RPCErrorCode RPC_CLIENT_NODE_NOT_ADDED = -24, //!< Node has not been added before RPC_CLIENT_NODE_NOT_CONNECTED = -29, //!< Node to disconnect not found in connected nodes RPC_CLIENT_INVALID_IP_OR_SUBNET = -30, //!< Invalid IP/Subnet + RPC_CLIENT_P2P_DISABLED = -31, //!< No valid connection manager instance found //! Wallet errors RPC_WALLET_ERROR = -4, //!< Unspecified problem with wallet (key not found etc.) diff --git a/src/rpc/rawtransaction.cpp b/src/rpc/rawtransaction.cpp index 9461a7280c..d2ad0a52b7 100644 --- a/src/rpc/rawtransaction.cpp +++ b/src/rpc/rawtransaction.cpp @@ -891,8 +891,14 @@ UniValue sendrawtransaction(const UniValue& params, bool fHelp) } else if (fHaveChain) { throw JSONRPCError(RPC_TRANSACTION_ALREADY_IN_CHAIN, "transaction already in block chain"); } - RelayTransaction(tx); + if(!g_connman) + throw JSONRPCError(RPC_CLIENT_P2P_DISABLED, "Error: Peer-to-peer functionality missing or disabled"); + CInv inv(MSG_TX, hashTx); + g_connman->ForEachNode([&inv](CNode* pnode) + { + pnode->PushInventory(inv); + }); return hashTx.GetHex(); } diff --git a/src/test/DoS_tests.cpp b/src/test/DoS_tests.cpp index a8c5f95ace..33f107d84b 100644 --- a/src/test/DoS_tests.cpp +++ b/src/test/DoS_tests.cpp @@ -40,69 +40,75 @@ CService ip(uint32_t i) return CService(CNetAddr(s), Params().GetDefaultPort()); } +static NodeId id = 0; + BOOST_FIXTURE_TEST_SUITE(DoS_tests, TestingSetup) BOOST_AUTO_TEST_CASE(DoS_banning) { - CNode::ClearBanned(); + connman->ClearBanned(); CAddress addr1(ip(0xa0b0c001), NODE_NONE); - CNode dummyNode1(INVALID_SOCKET, addr1, "", true); + CNode dummyNode1(id++, NODE_NETWORK, 0, INVALID_SOCKET, addr1, "", true); + GetNodeSignals().InitializeNode(dummyNode1.GetId(), &dummyNode1); dummyNode1.nVersion = 1; Misbehaving(dummyNode1.GetId(), 100); // Should get banned - SendMessages(&dummyNode1); - BOOST_CHECK(CNode::IsBanned(addr1)); - BOOST_CHECK(!CNode::IsBanned(ip(0xa0b0c001|0x0000ff00))); // Different IP, not banned + SendMessages(&dummyNode1, *connman); + BOOST_CHECK(connman->IsBanned(addr1)); + BOOST_CHECK(!connman->IsBanned(ip(0xa0b0c001|0x0000ff00))); // Different IP, not banned CAddress addr2(ip(0xa0b0c002), NODE_NONE); - CNode dummyNode2(INVALID_SOCKET, addr2, "", true); + CNode dummyNode2(id++, NODE_NETWORK, 0, INVALID_SOCKET, addr2, "", true); + GetNodeSignals().InitializeNode(dummyNode2.GetId(), &dummyNode2); dummyNode2.nVersion = 1; Misbehaving(dummyNode2.GetId(), 50); - SendMessages(&dummyNode2); - BOOST_CHECK(!CNode::IsBanned(addr2)); // 2 not banned yet... - BOOST_CHECK(CNode::IsBanned(addr1)); // ... but 1 still should be + SendMessages(&dummyNode2, *connman); + BOOST_CHECK(!connman->IsBanned(addr2)); // 2 not banned yet... + BOOST_CHECK(connman->IsBanned(addr1)); // ... but 1 still should be Misbehaving(dummyNode2.GetId(), 50); - SendMessages(&dummyNode2); - BOOST_CHECK(CNode::IsBanned(addr2)); + SendMessages(&dummyNode2, *connman); + BOOST_CHECK(connman->IsBanned(addr2)); } BOOST_AUTO_TEST_CASE(DoS_banscore) { - CNode::ClearBanned(); + connman->ClearBanned(); mapArgs["-banscore"] = "111"; // because 11 is my favorite number CAddress addr1(ip(0xa0b0c001), NODE_NONE); - CNode dummyNode1(INVALID_SOCKET, addr1, "", true); + CNode dummyNode1(id++, NODE_NETWORK, 0, INVALID_SOCKET, addr1, "", true); + GetNodeSignals().InitializeNode(dummyNode1.GetId(), &dummyNode1); dummyNode1.nVersion = 1; Misbehaving(dummyNode1.GetId(), 100); - SendMessages(&dummyNode1); - BOOST_CHECK(!CNode::IsBanned(addr1)); + SendMessages(&dummyNode1, *connman); + BOOST_CHECK(!connman->IsBanned(addr1)); Misbehaving(dummyNode1.GetId(), 10); - SendMessages(&dummyNode1); - BOOST_CHECK(!CNode::IsBanned(addr1)); + SendMessages(&dummyNode1, *connman); + BOOST_CHECK(!connman->IsBanned(addr1)); Misbehaving(dummyNode1.GetId(), 1); - SendMessages(&dummyNode1); - BOOST_CHECK(CNode::IsBanned(addr1)); + SendMessages(&dummyNode1, *connman); + BOOST_CHECK(connman->IsBanned(addr1)); mapArgs.erase("-banscore"); } BOOST_AUTO_TEST_CASE(DoS_bantime) { - CNode::ClearBanned(); + connman->ClearBanned(); int64_t nStartTime = GetTime(); SetMockTime(nStartTime); // Overrides future calls to GetTime() CAddress addr(ip(0xa0b0c001), NODE_NONE); - CNode dummyNode(INVALID_SOCKET, addr, "", true); + CNode dummyNode(id++, NODE_NETWORK, 0, INVALID_SOCKET, addr, "", true); + GetNodeSignals().InitializeNode(dummyNode.GetId(), &dummyNode); dummyNode.nVersion = 1; Misbehaving(dummyNode.GetId(), 100); - SendMessages(&dummyNode); - BOOST_CHECK(CNode::IsBanned(addr)); + SendMessages(&dummyNode, *connman); + BOOST_CHECK(connman->IsBanned(addr)); SetMockTime(nStartTime+60*60); - BOOST_CHECK(CNode::IsBanned(addr)); + BOOST_CHECK(connman->IsBanned(addr)); SetMockTime(nStartTime+60*60*24+1); - BOOST_CHECK(!CNode::IsBanned(addr)); + BOOST_CHECK(!connman->IsBanned(addr)); } CTransaction RandomOrphan() diff --git a/src/test/miner_tests.cpp b/src/test/miner_tests.cpp index 15fceb963a..d3aa2364d1 100644 --- a/src/test/miner_tests.cpp +++ b/src/test/miner_tests.cpp @@ -222,7 +222,7 @@ BOOST_AUTO_TEST_CASE(CreateNewBlock_validity) pblock->hashMerkleRoot = BlockMerkleRoot(*pblock); pblock->nNonce = blockinfo[i].nonce; CValidationState state; - BOOST_CHECK(ProcessNewBlock(state, chainparams, NULL, pblock, true, NULL)); + BOOST_CHECK(ProcessNewBlock(state, chainparams, NULL, pblock, true, NULL, connman)); BOOST_CHECK(state.IsValid()); pblock->hashPrevBlock = pblock->GetHash(); } diff --git a/src/test/net_tests.cpp b/src/test/net_tests.cpp index 267d1b55e1..bc9a98ab04 100644 --- a/src/test/net_tests.cpp +++ b/src/test/net_tests.cpp @@ -153,6 +153,8 @@ BOOST_AUTO_TEST_CASE(caddrdb_read_corrupted) BOOST_AUTO_TEST_CASE(cnode_simple_test) { SOCKET hSocket = INVALID_SOCKET; + NodeId id = 0; + int height = 0; in_addr ipv4Addr; ipv4Addr.s_addr = 0xa0b0c001; @@ -162,12 +164,12 @@ BOOST_AUTO_TEST_CASE(cnode_simple_test) bool fInboundIn = false; // Test that fFeeler is false by default. - CNode* pnode1 = new CNode(hSocket, addr, pszDest, fInboundIn); + CNode* pnode1 = new CNode(id++, NODE_NETWORK, height, hSocket, addr, pszDest, fInboundIn); BOOST_CHECK(pnode1->fInbound == false); BOOST_CHECK(pnode1->fFeeler == false); fInboundIn = true; - CNode* pnode2 = new CNode(hSocket, addr, pszDest, fInboundIn); + CNode* pnode2 = new CNode(id++, NODE_NETWORK, height, hSocket, addr, pszDest, fInboundIn); BOOST_CHECK(pnode2->fInbound == true); BOOST_CHECK(pnode2->fFeeler == false); } diff --git a/src/test/test_bitcoin.cpp b/src/test/test_bitcoin.cpp index 056f2982cf..b1ceef4f64 100644 --- a/src/test/test_bitcoin.cpp +++ b/src/test/test_bitcoin.cpp @@ -26,6 +26,8 @@ #include <boost/test/unit_test.hpp> #include <boost/thread.hpp> +std::unique_ptr<CConnman> g_connman; + extern bool fPrintToConsole; extern void noui_connect(); @@ -43,6 +45,7 @@ BasicTestingSetup::BasicTestingSetup(const std::string& chainName) BasicTestingSetup::~BasicTestingSetup() { ECC_Stop(); + g_connman.reset(); } TestingSetup::TestingSetup(const std::string& chainName) : BasicTestingSetup(chainName) @@ -50,6 +53,7 @@ TestingSetup::TestingSetup(const std::string& chainName) : BasicTestingSetup(cha const CChainParams& chainparams = Params(); // Ideally we'd move all the RPC tests to the functional testing framework // instead of unit tests, but for now we need these here. + RegisterAllCoreRPCCommands(tableRPC); ClearDatadirCache(); pathTemp = GetTempPath() / strprintf("test_bitcoin_%lu_%i", (unsigned long)GetTime(), (int)(GetRand(100000))); @@ -68,6 +72,8 @@ TestingSetup::TestingSetup(const std::string& chainName) : BasicTestingSetup(cha nScriptCheckThreads = 3; for (int i=0; i < nScriptCheckThreads-1; i++) threadGroup.create_thread(&ThreadScriptCheck); + g_connman = std::unique_ptr<CConnman>(new CConnman()); + connman = g_connman.get(); RegisterNodeSignals(GetNodeSignals()); } @@ -118,7 +124,7 @@ TestChain100Setup::CreateAndProcessBlock(const std::vector<CMutableTransaction>& while (!CheckProofOfWork(block.GetHash(), block.nBits, chainparams.GetConsensus())) ++block.nNonce; CValidationState state; - ProcessNewBlock(state, chainparams, NULL, &block, true, NULL); + ProcessNewBlock(state, chainparams, NULL, &block, true, NULL, connman); CBlock result = block; delete pblocktemplate; diff --git a/src/test/test_bitcoin.h b/src/test/test_bitcoin.h index bc0d2fe316..9819a7097d 100644 --- a/src/test/test_bitcoin.h +++ b/src/test/test_bitcoin.h @@ -27,10 +27,12 @@ struct BasicTestingSetup { /** Testing setup that configures a complete environment. * Included are data directory, coins database, script check threads setup. */ +class CConnman; struct TestingSetup: public BasicTestingSetup { CCoinsViewDB *pcoinsdbview; boost::filesystem::path pathTemp; boost::thread_group threadGroup; + CConnman* connman; TestingSetup(const std::string& chainName = CBaseChainParams::MAIN); ~TestingSetup(); diff --git a/src/validationinterface.cpp b/src/validationinterface.cpp index cf1d6ca086..6ddf37658d 100644 --- a/src/validationinterface.cpp +++ b/src/validationinterface.cpp @@ -18,7 +18,7 @@ void RegisterValidationInterface(CValidationInterface* pwalletIn) { g_signals.UpdatedTransaction.connect(boost::bind(&CValidationInterface::UpdatedTransaction, pwalletIn, _1)); g_signals.SetBestChain.connect(boost::bind(&CValidationInterface::SetBestChain, pwalletIn, _1)); g_signals.Inventory.connect(boost::bind(&CValidationInterface::Inventory, pwalletIn, _1)); - g_signals.Broadcast.connect(boost::bind(&CValidationInterface::ResendWalletTransactions, pwalletIn, _1)); + g_signals.Broadcast.connect(boost::bind(&CValidationInterface::ResendWalletTransactions, pwalletIn, _1, _2)); g_signals.BlockChecked.connect(boost::bind(&CValidationInterface::BlockChecked, pwalletIn, _1, _2)); g_signals.ScriptForMining.connect(boost::bind(&CValidationInterface::GetScriptForMining, pwalletIn, _1)); g_signals.BlockFound.connect(boost::bind(&CValidationInterface::ResetRequestCount, pwalletIn, _1)); @@ -28,7 +28,7 @@ void UnregisterValidationInterface(CValidationInterface* pwalletIn) { g_signals.BlockFound.disconnect(boost::bind(&CValidationInterface::ResetRequestCount, pwalletIn, _1)); g_signals.ScriptForMining.disconnect(boost::bind(&CValidationInterface::GetScriptForMining, pwalletIn, _1)); g_signals.BlockChecked.disconnect(boost::bind(&CValidationInterface::BlockChecked, pwalletIn, _1, _2)); - g_signals.Broadcast.disconnect(boost::bind(&CValidationInterface::ResendWalletTransactions, pwalletIn, _1)); + g_signals.Broadcast.disconnect(boost::bind(&CValidationInterface::ResendWalletTransactions, pwalletIn, _1, _2)); g_signals.Inventory.disconnect(boost::bind(&CValidationInterface::Inventory, pwalletIn, _1)); g_signals.SetBestChain.disconnect(boost::bind(&CValidationInterface::SetBestChain, pwalletIn, _1)); g_signals.UpdatedTransaction.disconnect(boost::bind(&CValidationInterface::UpdatedTransaction, pwalletIn, _1)); diff --git a/src/validationinterface.h b/src/validationinterface.h index 094b1cfe26..0c91ec8308 100644 --- a/src/validationinterface.h +++ b/src/validationinterface.h @@ -13,6 +13,7 @@ class CBlock; class CBlockIndex; struct CBlockLocator; class CBlockIndex; +class CConnman; class CReserveScript; class CTransaction; class CValidationInterface; @@ -37,7 +38,7 @@ protected: virtual void SetBestChain(const CBlockLocator &locator) {} virtual void UpdatedTransaction(const uint256 &hash) {} virtual void Inventory(const uint256 &hash) {} - virtual void ResendWalletTransactions(int64_t nBestBlockTime) {} + virtual void ResendWalletTransactions(int64_t nBestBlockTime, CConnman* connman) {} virtual void BlockChecked(const CBlock&, const CValidationState&) {} virtual void GetScriptForMining(boost::shared_ptr<CReserveScript>&) {}; virtual void ResetRequestCount(const uint256 &hash) {}; @@ -58,7 +59,7 @@ struct CMainSignals { /** Notifies listeners about an inventory item being seen on the network. */ boost::signals2::signal<void (const uint256 &)> Inventory; /** Tells listeners to broadcast their data. */ - boost::signals2::signal<void (int64_t nBestBlockTime)> Broadcast; + boost::signals2::signal<void (int64_t nBestBlockTime, CConnman* connman)> Broadcast; /** Notifies listeners of a block validation result */ boost::signals2::signal<void (const CBlock&, const CValidationState&)> BlockChecked; /** Notifies listeners that a key for mining is required (coinbase) */ diff --git a/src/wallet/rpcwallet.cpp b/src/wallet/rpcwallet.cpp index 0ba6706baf..a399f8ad9f 100644 --- a/src/wallet/rpcwallet.cpp +++ b/src/wallet/rpcwallet.cpp @@ -346,6 +346,9 @@ static void SendMoney(const CTxDestination &address, CAmount nValue, bool fSubtr if (nValue > curBalance) throw JSONRPCError(RPC_WALLET_INSUFFICIENT_FUNDS, "Insufficient funds"); + if (pwalletMain->GetBroadcastTransactions() && !g_connman) + throw JSONRPCError(RPC_CLIENT_P2P_DISABLED, "Error: Peer-to-peer functionality missing or disabled"); + // Parse Bitcoin address CScript scriptPubKey = GetScriptForDestination(address); @@ -362,7 +365,7 @@ static void SendMoney(const CTxDestination &address, CAmount nValue, bool fSubtr strError = strprintf("Error: This transaction requires a transaction fee of at least %s because of its amount, complexity, or use of recently received funds!", FormatMoney(nFeeRequired)); throw JSONRPCError(RPC_WALLET_ERROR, strError); } - if (!pwalletMain->CommitTransaction(wtxNew, reservekey)) + if (!pwalletMain->CommitTransaction(wtxNew, reservekey, g_connman.get())) throw JSONRPCError(RPC_WALLET_ERROR, "Error: The transaction was rejected! This might happen if some of the coins in your wallet were already spent, such as if you used a copy of the wallet and coins were spent in the copy but not marked as spent here."); } @@ -891,6 +894,9 @@ UniValue sendmany(const UniValue& params, bool fHelp) LOCK2(cs_main, pwalletMain->cs_wallet); + if (pwalletMain->GetBroadcastTransactions() && !g_connman) + throw JSONRPCError(RPC_CLIENT_P2P_DISABLED, "Error: Peer-to-peer functionality missing or disabled"); + string strAccount = AccountFromValue(params[0]); UniValue sendTo = params[1].get_obj(); int nMinDepth = 1; @@ -953,7 +959,7 @@ UniValue sendmany(const UniValue& params, bool fHelp) bool fCreated = pwalletMain->CreateTransaction(vecSend, wtx, keyChange, nFeeRequired, nChangePosRet, strFailReason); if (!fCreated) throw JSONRPCError(RPC_WALLET_INSUFFICIENT_FUNDS, strFailReason); - if (!pwalletMain->CommitTransaction(wtx, keyChange)) + if (!pwalletMain->CommitTransaction(wtx, keyChange, g_connman.get())) throw JSONRPCError(RPC_WALLET_ERROR, "Transaction commit failed"); return wtx.GetHash().GetHex(); @@ -2308,9 +2314,12 @@ UniValue resendwallettransactions(const UniValue& params, bool fHelp) "Returns array of transaction ids that were re-broadcast.\n" ); + if (!g_connman) + throw JSONRPCError(RPC_CLIENT_P2P_DISABLED, "Error: Peer-to-peer functionality missing or disabled"); + LOCK2(cs_main, pwalletMain->cs_wallet); - std::vector<uint256> txids = pwalletMain->ResendWalletTransactionsBefore(GetTime()); + std::vector<uint256> txids = pwalletMain->ResendWalletTransactionsBefore(GetTime(), g_connman.get()); UniValue result(UniValue::VARR); BOOST_FOREACH(const uint256& txid, txids) { diff --git a/src/wallet/wallet.cpp b/src/wallet/wallet.cpp index 10aca2e499..60ac2ea166 100644 --- a/src/wallet/wallet.cpp +++ b/src/wallet/wallet.cpp @@ -1453,15 +1453,21 @@ void CWallet::ReacceptWalletTransactions() } } -bool CWalletTx::RelayWalletTransaction() +bool CWalletTx::RelayWalletTransaction(CConnman* connman) { assert(pwallet->GetBroadcastTransactions()); if (!IsCoinBase()) { if (GetDepthInMainChain() == 0 && !isAbandoned() && InMempool()) { LogPrintf("Relaying wtx %s\n", GetHash().ToString()); - RelayTransaction((CTransaction)*this); - return true; + if (connman) { + CInv inv(MSG_TX, GetHash()); + connman->ForEachNode([&inv](CNode* pnode) + { + pnode->PushInventory(inv); + }); + return true; + } } } return false; @@ -1688,7 +1694,7 @@ bool CWalletTx::IsEquivalentTo(const CWalletTx& tx) const return CTransaction(tx1) == CTransaction(tx2); } -std::vector<uint256> CWallet::ResendWalletTransactionsBefore(int64_t nTime) +std::vector<uint256> CWallet::ResendWalletTransactionsBefore(int64_t nTime, CConnman* connman) { std::vector<uint256> result; @@ -1706,13 +1712,13 @@ std::vector<uint256> CWallet::ResendWalletTransactionsBefore(int64_t nTime) BOOST_FOREACH(PAIRTYPE(const unsigned int, CWalletTx*)& item, mapSorted) { CWalletTx& wtx = *item.second; - if (wtx.RelayWalletTransaction()) + if (wtx.RelayWalletTransaction(connman)) result.push_back(wtx.GetHash()); } return result; } -void CWallet::ResendWalletTransactions(int64_t nBestBlockTime) +void CWallet::ResendWalletTransactions(int64_t nBestBlockTime, CConnman* connman) { // Do this infrequently and randomly to avoid giving away // that these are our transactions. @@ -1730,7 +1736,7 @@ void CWallet::ResendWalletTransactions(int64_t nBestBlockTime) // Rebroadcast unconfirmed txes older than 5 minutes before the last // block was found: - std::vector<uint256> relayed = ResendWalletTransactionsBefore(nBestBlockTime-5*60); + std::vector<uint256> relayed = ResendWalletTransactionsBefore(nBestBlockTime-5*60, connman); if (!relayed.empty()) LogPrintf("%s: rebroadcast %u unconfirmed transactions\n", __func__, relayed.size()); } @@ -2447,7 +2453,7 @@ bool CWallet::CreateTransaction(const vector<CRecipient>& vecSend, CWalletTx& wt /** * Call after CreateTransaction unless you want to abort */ -bool CWallet::CommitTransaction(CWalletTx& wtxNew, CReserveKey& reservekey) +bool CWallet::CommitTransaction(CWalletTx& wtxNew, CReserveKey& reservekey, CConnman* connman) { { LOCK2(cs_main, cs_wallet); @@ -2481,7 +2487,7 @@ bool CWallet::CommitTransaction(CWalletTx& wtxNew, CReserveKey& reservekey) LogPrintf("CommitTransaction(): Error: Transaction not valid\n"); return false; } - wtxNew.RelayWalletTransaction(); + wtxNew.RelayWalletTransaction(connman); } } return true; diff --git a/src/wallet/wallet.h b/src/wallet/wallet.h index c06513650c..7a771350cb 100644 --- a/src/wallet/wallet.h +++ b/src/wallet/wallet.h @@ -401,7 +401,7 @@ public: int64_t GetTxTime() const; int GetRequestCount() const; - bool RelayWalletTransaction(); + bool RelayWalletTransaction(CConnman* connman); std::set<uint256> GetConflicts() const; }; @@ -748,8 +748,8 @@ public: bool AddToWalletIfInvolvingMe(const CTransaction& tx, const CBlockIndex* pIndex, int posInBlock, bool fUpdate); int ScanForWalletTransactions(CBlockIndex* pindexStart, bool fUpdate = false); void ReacceptWalletTransactions(); - void ResendWalletTransactions(int64_t nBestBlockTime); - std::vector<uint256> ResendWalletTransactionsBefore(int64_t nTime); + void ResendWalletTransactions(int64_t nBestBlockTime, CConnman* connman); + std::vector<uint256> ResendWalletTransactionsBefore(int64_t nTime, CConnman* connman); CAmount GetBalance() const; CAmount GetUnconfirmedBalance() const; CAmount GetImmatureBalance() const; @@ -770,7 +770,7 @@ public: */ bool CreateTransaction(const std::vector<CRecipient>& vecSend, CWalletTx& wtxNew, CReserveKey& reservekey, CAmount& nFeeRet, int& nChangePosInOut, std::string& strFailReason, const CCoinControl *coinControl = NULL, bool sign = true); - bool CommitTransaction(CWalletTx& wtxNew, CReserveKey& reservekey); + bool CommitTransaction(CWalletTx& wtxNew, CReserveKey& reservekey, CConnman* connman); bool AddAccountingEntry(const CAccountingEntry&, CWalletDB & pwalletdb); |