X-Git-Url: https://git.novaco.in/?p=novacoin.git;a=blobdiff_plain;f=src%2Fnet.cpp;h=a47f2fd3ba4cab2841ad3376c8f0a2945bbe6e14;hp=4eacd53f69e4eac2fea765791eeb2085a4d196fa;hb=19847a92ce7bce098db17e9966db115782cce075;hpb=4ed847cc0760affee25f8b13c4d7d429d0de0739 diff --git a/src/net.cpp b/src/net.cpp index 4eacd53..a47f2fd 100644 --- a/src/net.cpp +++ b/src/net.cpp @@ -9,18 +9,13 @@ #include "init.h" #include "addrman.h" #include "ui_interface.h" +#include "miner.h" +#include "ntp.h" #ifdef WIN32 #include #endif -#ifdef USE_UPNP -#include -#include -#include -#include -#endif - using namespace std; using namespace boost; @@ -30,14 +25,22 @@ void ThreadMessageHandler2(void* parg); void ThreadSocketHandler2(void* parg); void ThreadOpenConnections2(void* parg); void ThreadOpenAddedConnections2(void* parg); -#ifdef USE_UPNP -void ThreadMapPort2(void* parg); -#endif void ThreadDNSAddressSeed2(void* parg); +// Fix for ancient MinGW versions, that don't have defined these in ws2tcpip.h. +// Todo: Can be removed when our pull-tester is upgraded to a modern MinGW version. +#ifdef WIN32 +#ifndef PROTECTION_LEVEL_UNRESTRICTED +#define PROTECTION_LEVEL_UNRESTRICTED 10 +#endif +#ifndef IPV6_PROTECTION_LEVEL +#define IPV6_PROTECTION_LEVEL 23 +#endif +#endif + struct LocalServiceInfo { int nScore; - int nPort; + uint16_t nPort; }; // @@ -45,7 +48,6 @@ struct LocalServiceInfo { // bool fClient = false; bool fDiscover = true; -bool fUseUPnP = false; uint64_t nLocalServices = (fClient ? 0 : NODE_NETWORK); static CCriticalSection cs_mapLocalHost; static map mapLocalHost; @@ -53,7 +55,7 @@ static bool vfReachable[NET_MAX] = {}; static bool vfLimited[NET_MAX] = {}; static CNode* pnodeLocalHost = NULL; static CNode* pnodeSync = NULL; -CAddress addrSeenByPeer(CService("0.0.0.0", 0), nLocalServices); +CAddress addrSeenByPeer(CService("0.0.0.0", nPortZero), nLocalServices); uint64_t nLocalHostNonce = 0; boost::array vnThreadsRunning; static std::vector vhListenSocket; @@ -127,7 +129,7 @@ bool GetLocal(CService& addr, const CNetAddr *paddrPeer) // get best local address for a particular peer as a CAddress CAddress GetLocalAddress(const CNetAddr *paddrPeer) { - CAddress ret(CService("0.0.0.0",0),0); + CAddress ret(CService("0.0.0.0", nPortZero), 0); CService addr; if (GetLocal(addr, paddrPeer)) { @@ -140,8 +142,8 @@ CAddress GetLocalAddress(const CNetAddr *paddrPeer) bool RecvLine(SOCKET hSocket, string& strLine) { - strLine = ""; - while (true) + strLine.clear(); + for ( ; ; ) { char c; int nBytes = recv(hSocket, &c, 1, 0); @@ -199,7 +201,7 @@ void static AdvertizeLocal() if (pnode->fSuccessfullyConnected) { CAddress addrLocal = GetLocalAddress(&pnode->addr); - if (addrLocal.IsRoutable() && (CService)addrLocal != (CService)pnode->addrLocal) + if (addrLocal.IsRoutable() && (CService)addrLocal != pnode->addrLocal) { pnode->PushAddress(addrLocal); pnode->addrLocal = addrLocal; @@ -216,6 +218,44 @@ void SetReachable(enum Network net, bool fFlag) vfReachable[NET_IPV4] = true; } +int GetnScore(const CService& addr) +{ + LOCK(cs_mapLocalHost); + if (mapLocalHost.count(addr) == LOCAL_NONE) + return 0; + return mapLocalHost[addr].nScore; +} + + +// Is our peer's addrLocal potentially useful as an external IP source? +bool IsPeerAddrLocalGood(CNode *pnode) +{ + return fDiscover && pnode->addr.IsRoutable() && pnode->addrLocal.IsRoutable() && + !IsLimited(pnode->addrLocal.GetNetwork()); +} + +// pushes our own address to a peer +void AdvertiseLocal(CNode *pnode) +{ + if (!fNoListen && pnode->fSuccessfullyConnected) + { + CAddress addrLocal = GetLocalAddress(&pnode->addr); + // 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. + if (IsPeerAddrLocalGood(pnode) && (!addrLocal.IsRoutable() || + GetRand((GetnScore(addrLocal) > LOCAL_MANUAL) ? 8:2) == 0)) + { + addrLocal.SetIP(pnode->addrLocal); + } + if (addrLocal.IsRoutable()) + { + printf("AdvertiseLocal: advertising address %s\n", addrLocal.ToString().c_str()); + pnode->PushAddress(addrLocal); + } + } +} + // learn a new local address bool AddLocal(const CService& addr, int nScore) { @@ -445,8 +485,7 @@ void CNode::CloseSocketDisconnect() if (hSocket != INVALID_SOCKET) { printf("disconnecting node %s\n", addrName.c_str()); - closesocket(hSocket); - hSocket = INVALID_SOCKET; + CloseSocket(hSocket); vRecv.clear(); } @@ -467,8 +506,7 @@ void CNode::Cleanup() void CNode::PushVersion() { - /// when NTP implemented, change to just nTime = GetAdjustedTime() - int64_t nTime = (fInbound ? GetAdjustedTime() : GetTime()); + int64_t nTime = GetAdjustedTime(); CAddress addrYou, addrMe; bool fHidden = false; @@ -486,7 +524,7 @@ void CNode::PushVersion() } if (!fHidden) { - addrYou = (addr.IsRoutable() && !IsProxy(addr) ? addr : CAddress(CService("0.0.0.0",0))); + addrYou = (addr.IsRoutable() && !IsProxy(addr) ? addr : CAddress(CService("0.0.0.0", nPortZero))); addrMe = GetLocalAddress(&addr); } @@ -533,9 +571,9 @@ bool CNode::Misbehaving(int howmuch) } nMisbehavior += howmuch; - if (nMisbehavior >= GetArg("-banscore", 100)) + if (nMisbehavior >= GetArgInt("-banscore", 100)) { - int64_t banTime = GetTime()+GetArg("-bantime", 60*60*24); // Default 24-hour ban + int64_t banTime = GetTime()+GetArg("-bantime", nOneDay); // Default 24-hour ban printf("Misbehaving: %s (%d -> %d) DISCONNECTING\n", addr.ToString().c_str(), nMisbehavior-howmuch, nMisbehavior); { LOCK(cs_setBanned); @@ -570,10 +608,9 @@ void CNode::copyStats(CNodeStats &stats) } #undef X - - - - +void Release(CNode* node) { + node->Release(); +} @@ -605,8 +642,8 @@ static list vNodesDisconnected; void ThreadSocketHandler2(void* parg) { printf("ThreadSocketHandler started\n"); - unsigned int nPrevNodeCount = 0; - while (true) + size_t nPrevNodeCount = 0; + for ( ; ; ) { // // Disconnect nodes @@ -771,18 +808,18 @@ void ThreadSocketHandler2(void* parg) if (nErr != WSAEWOULDBLOCK) printf("socket error accept failed: %d\n", nErr); } - else if (nInbound >= GetArg("-maxconnections", 125) - MAX_OUTBOUND_CONNECTIONS) + else if (nInbound >= GetArgInt("-maxconnections", 125) - MAX_OUTBOUND_CONNECTIONS) { { LOCK(cs_setservAddNodeAddresses); if (!setservAddNodeAddresses.count(addr)) - closesocket(hSocket); + CloseSocket(hSocket); } } else if (CNode::IsBanned(addr)) { printf("connection from %s dropped (banned)\n", addr.ToString().c_str()); - closesocket(hSocket); + CloseSocket(hSocket); } else { @@ -925,178 +962,19 @@ void ThreadSocketHandler2(void* parg) } { LOCK(cs_vNodes); - BOOST_FOREACH(CNode* pnode, vNodesCopy) - pnode->Release(); + for_each(vNodesCopy.begin(), vNodesCopy.end(), Release); } Sleep(10); } } - - - - - - - - -#ifdef USE_UPNP -void ThreadMapPort(void* parg) -{ - // Make this thread recognisable as the UPnP thread - RenameThread("novacoin-UPnP"); - - try - { - vnThreadsRunning[THREAD_UPNP]++; - ThreadMapPort2(parg); - vnThreadsRunning[THREAD_UPNP]--; - } - catch (std::exception& e) { - vnThreadsRunning[THREAD_UPNP]--; - PrintException(&e, "ThreadMapPort()"); - } catch (...) { - vnThreadsRunning[THREAD_UPNP]--; - PrintException(NULL, "ThreadMapPort()"); - } - printf("ThreadMapPort exited\n"); -} - -void ThreadMapPort2(void* parg) -{ - printf("ThreadMapPort started\n"); - - std::string port = strprintf("%u", GetListenPort()); - const char * multicastif = 0; - const char * minissdpdpath = 0; - struct UPNPDev * devlist = 0; - char lanaddr[64]; - -#ifndef UPNPDISCOVER_SUCCESS - /* miniupnpc 1.5 */ - devlist = upnpDiscover(2000, multicastif, minissdpdpath, 0); -#else - /* miniupnpc 1.6 */ - int error = 0; - devlist = upnpDiscover(2000, multicastif, minissdpdpath, 0, 0, &error); -#endif - - struct UPNPUrls urls; - struct IGDdatas data; - int r; - - r = UPNP_GetValidIGD(devlist, &urls, &data, lanaddr, sizeof(lanaddr)); - if (r == 1) - { - if (fDiscover) { - char externalIPAddress[40]; - r = UPNP_GetExternalIPAddress(urls.controlURL, data.first.servicetype, externalIPAddress); - if(r != UPNPCOMMAND_SUCCESS) - printf("UPnP: GetExternalIPAddress() returned %d\n", r); - else - { - if(externalIPAddress[0]) - { - printf("UPnP: ExternalIPAddress = %s\n", externalIPAddress); - AddLocal(CNetAddr(externalIPAddress), LOCAL_UPNP); - } - else - printf("UPnP: GetExternalIPAddress failed.\n"); - } - } - - string strDesc = "NovaCoin " + FormatFullVersion(); -#ifndef UPNPDISCOVER_SUCCESS - /* miniupnpc 1.5 */ - r = UPNP_AddPortMapping(urls.controlURL, data.first.servicetype, - port.c_str(), port.c_str(), lanaddr, strDesc.c_str(), "TCP", 0); -#else - /* miniupnpc 1.6 */ - r = UPNP_AddPortMapping(urls.controlURL, data.first.servicetype, - port.c_str(), port.c_str(), lanaddr, strDesc.c_str(), "TCP", 0, "0"); -#endif - - if(r!=UPNPCOMMAND_SUCCESS) - printf("AddPortMapping(%s, %s, %s) failed with code %d (%s)\n", - port.c_str(), port.c_str(), lanaddr, r, strupnperror(r)); - else - printf("UPnP Port Mapping successful.\n"); - int i = 1; - while (true) - { - if (fShutdown || !fUseUPnP) - { - r = UPNP_DeletePortMapping(urls.controlURL, data.first.servicetype, port.c_str(), "TCP", 0); - printf("UPNP_DeletePortMapping() returned : %d\n", r); - freeUPNPDevlist(devlist); devlist = 0; - FreeUPNPUrls(&urls); - return; - } - if (i % 600 == 0) // Refresh every 20 minutes - { -#ifndef UPNPDISCOVER_SUCCESS - /* miniupnpc 1.5 */ - r = UPNP_AddPortMapping(urls.controlURL, data.first.servicetype, - port.c_str(), port.c_str(), lanaddr, strDesc.c_str(), "TCP", 0); -#else - /* miniupnpc 1.6 */ - r = UPNP_AddPortMapping(urls.controlURL, data.first.servicetype, - port.c_str(), port.c_str(), lanaddr, strDesc.c_str(), "TCP", 0, "0"); -#endif - - if(r!=UPNPCOMMAND_SUCCESS) - printf("AddPortMapping(%s, %s, %s) failed with code %d (%s)\n", - port.c_str(), port.c_str(), lanaddr, r, strupnperror(r)); - else - printf("UPnP Port Mapping successful.\n");; - } - Sleep(2000); - i++; - } - } else { - printf("No valid UPnP IGDs found\n"); - freeUPNPDevlist(devlist); devlist = 0; - if (r != 0) - FreeUPNPUrls(&urls); - while (true) - { - if (fShutdown || !fUseUPnP) - return; - Sleep(2000); - } - } -} - -void MapPort() -{ - if (fUseUPnP && vnThreadsRunning[THREAD_UPNP] < 1) - { - if (!NewThread(ThreadMapPort, NULL)) - printf("Error: ThreadMapPort(ThreadMapPort) failed\n"); - } -} -#else -void MapPort() -{ - // Intentionally left blank. -} -#endif - - - - - - - - - // DNS seeds // Each pair gives a source name and a seed name. // The first name is used as information source for addrman. // The second name should resolve to a list of seed addresses. static const char *strDNSSeed[][2] = { - {"novacoin.karelia.pro", "dnsseed.novacoin.karelia.pro"}, + {"node.novacoin.karelia.pro", "dnsseed.novacoin.karelia.pro"}, {"novacoin.ru", "dnsseed.novacoin.ru"}, {"novacoin.ru", "testseed.novacoin.ru"}, {"novaco.in", "dnsseed.novaco.in"}, @@ -1142,7 +1020,6 @@ void ThreadDNSAddressSeed2(void* parg) { BOOST_FOREACH(CNetAddr& ip, vaddr) { - int nOneDay = 24*3600; CAddress addr = CAddress(CService(ip, GetDefaultPort())); addr.nTime = GetTime() - 3*nOneDay - GetRand(4*nOneDay); // use a random age between 3 and 7 days old vAdd.push_back(addr); @@ -1170,23 +1047,32 @@ void ThreadDNSAddressSeed2(void* parg) uint32_t pnSeed[] = { - 0xa52bf0da, 0x30aa43d8, 0x614488d5, 0x517b6fd5, 0xd4bf62d4, 0xb7d638d4, 0xbc12bcd1, 0xa2501bc6, - 0xfde617c6, 0x3337b1c6, 0x1dcd71c3, 0x2c1544c1, 0xe05f6ac1, 0x852f63c0, 0x3e2363c0, 0x15f563c0, - 0x430d63c0, 0x50d6a9c0, 0xf0a679c0, 0xefdeedbf, 0x7aaee8bc, 0x3a3dbbbc, 0xef218abc, 0x0bef78bc, - 0x8baa3eb2, 0x2bf913b2, 0x24ed9fb2, 0xb42289b2, 0x718a09b0, 0xe9433eb0, 0x559425b0, 0xc97e1fb0, - 0x18e1d4b0, 0x8f6cc1b0, 0xac3838ae, 0x86c0ffad, 0x6b0272a7, 0xa463f8a2, 0x6f17f3a2, 0xb3d6f3a2, - 0x9cd8f997, 0xd513fb94, 0x39e64880, 0x3859dd6f, 0x0b08fe6d, 0xe601fe6d, 0xeb44a26d, 0xfe53186c, - 0x203c2e68, 0x1c542868, 0x0caa8368, 0xb8748368, 0xccca4762, 0xc637555f, 0x638a545f, 0x59b2205f, - 0x52568c5f, 0xba568c5f, 0x8a568c5f, 0x31b0f45e, 0x54a0f45e, 0x37d6f15e, 0xc520175e, 0x7620175e, - 0xc310175e, 0x8e33b45e, 0x7abb5f5d, 0xd3014c5d, 0xa1e1485d, 0x9947645d, 0xfab8ff5c, 0xa979e65b, - 0xa879e65b, 0x9f79e65b, 0x9fa3d25b, 0x112a925b, 0x7b92905b, 0x60647a5b, 0x1e389d5a, 0x851afa59, - 0x0185ef59, 0x26549b59, 0x1c9efe57, 0xc54c1256, 0x1ad51955, 0x19d21955, 0x73c41955, 0x3f74ee55, - 0x633eea55, 0x6883d655, 0xfb72c655, 0x5360a653, 0x17c1ea52, 0xc661c852, 0x1ecdc852, 0x006a9752, - 0xf72d9252, 0x82650551, 0x36f1c851, 0x33f1c851, 0xd5c1864f, 0xb6bf1b4e, 0x96da184e, 0x40d0234d, - 0x9a96ab4c, 0x8fc2a84c, 0xb5dbd048, 0xf4644447, 0x2d51af47, 0xa9625445, 0x83f05243, 0x89672941, - 0x3a8bad3e, 0xf0a05436, 0x6ab7c936, 0x49971d32, 0xadd4482e, 0xcffd212e, 0x6730bc2e, 0x839aa12e, - 0x68d9692e, 0xc7183b25, 0x6c47bb25, 0x2490bb25, 0xad651c1f, 0x048a861f, 0x6937811f, 0x064b2d05, - 0x4d226805, + 0x1c542868, 0x3859dd6f, 0x203c2e68, 0xf145a6bc, 0x638a545f, 0x325da346, 0x385da346, 0xfb2b8d5f, + 0x52568c5f, 0xa979e65b, 0x8de6485d, 0x9f79e65b, 0x048a861f, 0x3388b55f, 0x6ff0b45e, 0x17e81f5f, + 0x6c47bb25, 0x1ecdc852, 0x28263db9, 0x47824e5d, 0x36f1c851, 0x2bf913b2, 0x95923cb3, 0x84e63eb2, + 0xefdeedbf, 0x65200092, 0xf36f6805, 0x42692d05, 0x772c1955, 0xb6bf1b4e, 0x7abb5f5d, 0xdb2fa6bc, + 0x90e911bf, 0x82de565f, 0x694416b2, 0x0ab600bc, 0xfcecbe6d, 0x24ed9fb2, 0x1bb618c2, 0xc64765bb, + 0x4e3d62c3, 0xdba24baa, 0x4b7109b0, 0x12a12cc2, 0xfc01864f, 0x0b69e85b, 0x33922c1f, 0xac611bc6, + 0x2a257155, 0x991d5fc0, 0xbfdabcb1, 0x9b73ee55, 0x5bc2b95d, 0xdef0762e, 0x6ab7c936, 0x9c4416b2, + 0xd60d864f, 0x03671f1f, 0x3b5da346, 0xc6f5c851, 0x5411b2d4, 0xe7c25702, 0x63474fb0, 0x7e11c854, + 0x52381d5f, 0x72fdfe59, 0x51599a05, 0xfb12b2d4, 0xaee4f15e, 0xd0e3f15e, 0x2aa2805f, 0xa1caf15e, + 0x34fe425e, 0x46e1f15e, 0xd7c71955, 0xaeeff15e, 0x47c2af55, 0x563d89b2, 0x67980fd9, 0xc9def15e, + 0x9cc51eb9, 0xdaa7aa6b, 0x78e6871f, 0x0d5d2cb2, 0x7aedf15e, 0x9bcaf15e, 0xe5f7f15e, 0x501c1759, + 0xdfbc4980, 0xa7397f2e, 0x31ea1a02, 0x3a27655e, 0xaa86f05c, 0xdcddf15e, 0x64689cb2, 0xd4bf62d4, + 0xf093eab2, 0x98def15e, 0xb6c5f15e, 0x81e8f15e, 0xe5d2fe59, 0xa312786d, 0x4cf9fe59, 0x8a922c1f, + 0x00c7fe59, 0x1ade565f, 0x9e4116b2, 0x2c36983e, 0x68f8f15e, 0x51b7eab2, 0x76c51eb9, 0x9edd4980, + 0x90ef565f, 0x0dd80857, 0xd513fb94, 0xf5bdeab2, 0xa95277b0, 0x2cf2f15e, 0x1897eab2, 0x924416b2, + 0x985c9b59, 0x30aa43d8, 0xf9c6745f, 0xaf862e5f, 0xe0ceeab2, 0xb9b3eab2, 0x6da4eab2, 0xa4fdeab2, + 0x0fa6c125, 0xe38bbd05, 0x5d922c1f, 0x9bd0eab2, 0x73025e02, 0xc4fd794d, 0x8435b35f, 0x2d01bc2e, + 0xaa2a14d4, 0xa22b07cb, 0xebda6f4f, 0xddc6514e, 0xf23feab2, 0xea1e5256, 0x6147b45e, 0x47d21e4f, + 0x67c41c1f, 0x53ec1a02, 0x352e786d, 0x6bec1a02, 0x78fb4abe, 0xd3014c5d, 0x9fbbeab2, 0x1fc51eb9, + 0x720eeab2, 0x2db5eab2, 0xe8baf65c, 0x521b459e, 0x65c4955f, 0x0e7b915f, 0xa8f37e6d, 0x6d0b465f, + 0xfab8ff5c, 0xf7c27e6d, 0x7345a846, 0x4fd1a7d5, 0xdfc97e6d, 0x26c27e6d, 0xa9de36b2, 0xc615344d, + 0x28ceb95d, 0xa52d895e, 0x18c17e6d, 0x13ec1a02, 0x0ba37125, 0x6c3d344d, 0xb3922c1f, 0x506bbeb0, + 0x4d04994e, 0xa1bbe56d, 0xf62c344d, 0x0847d048, 0x4bdc6451, 0xc95b9a05, 0xbcd3a7d5, 0x29b57125, + 0x0c4d2cb2, 0xf2b8eab2, 0xc2d5b95d, 0x0185ef59, 0x30adeab2, 0xcaf0e92e, 0x756c344d, 0xfd9e252e, + 0xbe5ef3bc, 0x4689344d, 0xb223895e, 0xfcebeaad, 0xb7c0e92e, 0x993c1760, 0xe1e171b0, 0xb857e75b, + 0xbf10002e, 0xb55b2cb2, 0xa90e2cb2, 0x13d6f15e, 0xf8be9225, 0x14ddf15e, 0x06e90305, 0x82472cb2, }; const char* pchTorSeed[] = @@ -1203,6 +1089,7 @@ const char* pchTorSeed[] = "seed24u5dwph3qw4.onion", "mj26ulzbs2oskgym.onion", "eqon4usunavt76m7.onion", + "seedd3aldwpslzl3.onion" }; void DumpAddresses() @@ -1285,27 +1172,6 @@ void static ProcessOneShot() } } -// ppcoin: stake minter thread -void static ThreadStakeMinter(void* parg) -{ - printf("ThreadStakeMinter started\n"); - CWallet* pwallet = (CWallet*)parg; - try - { - vnThreadsRunning[THREAD_MINTER]++; - StakeMiner(pwallet); - vnThreadsRunning[THREAD_MINTER]--; - } - catch (std::exception& e) { - vnThreadsRunning[THREAD_MINTER]--; - PrintException(&e, "ThreadStakeMinter()"); - } catch (...) { - vnThreadsRunning[THREAD_MINTER]--; - PrintException(NULL, "ThreadStakeMinter()"); - } - printf("ThreadStakeMinter exiting, %d threads remaining\n", vnThreadsRunning[THREAD_MINTER]); -} - void ThreadOpenConnections2(void* parg) { printf("ThreadOpenConnections started\n"); @@ -1333,7 +1199,7 @@ void ThreadOpenConnections2(void* parg) // Initiate network connections int64_t nStart = GetTime(); - while (true) + for ( ; ; ) { ProcessOneShot(); @@ -1360,7 +1226,6 @@ void ThreadOpenConnections2(void* parg) // it'll get a pile of addresses with newer timestamps. // Seed nodes are given a random 'last seen time' of between one and two // weeks ago. - const int64_t nOneWeek = 7*24*60*60; struct in_addr ip; memcpy(&ip, &pnSeed[i], sizeof(ip)); CAddress addr(CService(ip, GetDefaultPort())); @@ -1376,7 +1241,6 @@ void ThreadOpenConnections2(void* parg) std::vector vAdd; for (unsigned int i = 0; i < ARRAYLEN(pchTorSeed); i++) { - const int64_t nOneWeek = 7*24*60*60; CAddress addr(CService(pchTorSeed[i], GetDefaultPort())); addr.nTime = GetTime()-GetRand(nOneWeek)-nOneWeek; vAdd.push_back(addr); @@ -1406,7 +1270,7 @@ void ThreadOpenConnections2(void* parg) int64_t nANow = GetAdjustedTime(); int nTries = 0; - while (true) + for ( ; ; ) { // use an nUnkBias between 10 (no outgoing connections) and 90 (8 outgoing connections) CAddress addr = addrman.Select(10 + min(nOutbound,8)*10); @@ -1589,13 +1453,13 @@ bool OpenNetworkConnection(const CAddress& addrConnect, CSemaphoreGrant *grantOu // for now, use a very simple selection metric: the node from which we received // most recently -double static NodeSyncScore(const CNode *pnode) { - return -pnode->nLastRecv; +static int64_t NodeSyncScore(const CNode *pnode) { + return pnode->nLastRecv; } void static StartSync(const vector &vNodes) { CNode *pnodeNewSync = NULL; - double dBestScore = 0; + int64_t nBestScore = 0; // Iterate over all nodes BOOST_FOREACH(CNode* pnode, vNodes) { @@ -1605,10 +1469,10 @@ void static StartSync(const vector &vNodes) { (pnode->nStartingHeight > (nBestHeight - 144)) && (pnode->nVersion < NOBLKS_VERSION_START || pnode->nVersion >= NOBLKS_VERSION_END)) { // if ok, compare node's score with the best so far - double dScore = NodeSyncScore(pnode); - if (pnodeNewSync == NULL || dScore > dBestScore) { + int64_t nScore = NodeSyncScore(pnode); + if (pnodeNewSync == NULL || nScore > nBestScore) { pnodeNewSync = pnode; - dBestScore = dScore; + nBestScore = nScore; } } } @@ -1662,9 +1526,6 @@ void ThreadMessageHandler2(void* parg) StartSync(vNodesCopy); // Poll the connected nodes for messages - CNode* pnodeTrickle = NULL; - if (!vNodesCopy.empty()) - pnodeTrickle = vNodesCopy[GetRand(vNodesCopy.size())]; BOOST_FOREACH(CNode* pnode, vNodesCopy) { // Receive messages @@ -1680,7 +1541,7 @@ void ThreadMessageHandler2(void* parg) { TRY_LOCK(pnode->cs_vSend, lockSend); if (lockSend) - SendMessages(pnode, pnode == pnodeTrickle); + SendMessages(pnode); } if (fShutdown) return; @@ -1688,8 +1549,7 @@ void ThreadMessageHandler2(void* parg) { LOCK(cs_vNodes); - BOOST_FOREACH(CNode* pnode, vNodesCopy) - pnode->Release(); + for_each(vNodesCopy.begin(), vNodesCopy.end(), Release); } // Wait and allow messages to bunch up. @@ -1712,21 +1572,9 @@ void ThreadMessageHandler2(void* parg) bool BindListenPort(const CService &addrBind, string& strError) { - strError = ""; + strError.clear(); int nOne = 1; -#ifdef WIN32 - // Initialize Windows Sockets - WSADATA wsadata; - int ret = WSAStartup(MAKEWORD(2,2), &wsadata); - if (ret != NO_ERROR) - { - strError = strprintf("Error: TCP/IP socket library failed to start (WSAStartup returned error %d)", ret); - printf("%s\n", strError.c_str()); - return false; - } -#endif - // Create socket for listening for incoming connections #ifdef USE_IPV6 struct sockaddr_storage sockaddr; @@ -1749,18 +1597,16 @@ bool BindListenPort(const CService &addrBind, string& strError) return false; } +#ifndef WIN32 #ifdef SO_NOSIGPIPE // Different way of disabling SIGPIPE on BSD setsockopt(hListenSocket, SOL_SOCKET, SO_NOSIGPIPE, (void*)&nOne, sizeof(int)); #endif - -#ifndef WIN32 // Allow binding if the port is still in TIME_WAIT state after - // the program was closed and restarted. Not an issue on windows. + // the program was closed and restarted. Not an issue on windows! setsockopt(hListenSocket, SOL_SOCKET, SO_REUSEADDR, (void*)&nOne, sizeof(int)); #endif - #ifdef WIN32 // Set to non-blocking, incoming connections will also inherit this if (ioctlsocket(hListenSocket, FIONBIO, (u_long*)&nOne) == SOCKET_ERROR) @@ -1785,10 +1631,8 @@ bool BindListenPort(const CService &addrBind, string& strError) #endif #endif #ifdef WIN32 - int nProtLevel = 10 /* PROTECTION_LEVEL_UNRESTRICTED */; - int nParameterId = 23 /* IPV6_PROTECTION_LEVEl */; - // this call is allowed to fail - setsockopt(hListenSocket, IPPROTO_IPV6, nParameterId, (const char*)&nProtLevel, sizeof(int)); + int nProtLevel = PROTECTION_LEVEL_UNRESTRICTED; + setsockopt(hListenSocket, IPPROTO_IPV6, IPV6_PROTECTION_LEVEL, (const char*)&nProtLevel, sizeof(int)); #endif } #endif @@ -1801,6 +1645,7 @@ bool BindListenPort(const CService &addrBind, string& strError) else strError = strprintf(_("Unable to bind to %s on this computer (bind returned error %d, %s)"), addrBind.ToString().c_str(), nErr, strerror(nErr)); printf("%s\n", strError.c_str()); + CloseSocket(hListenSocket); return false; } printf("Bound to %s\n", addrBind.ToString().c_str()); @@ -1810,6 +1655,7 @@ bool BindListenPort(const CService &addrBind, string& strError) { strError = strprintf("Error: Listening for incoming connections failed (listen returned error %d)", WSAGetLastError()); printf("%s\n", strError.c_str()); + CloseSocket(hListenSocket); return false; } @@ -1884,12 +1730,12 @@ void StartNode(void* parg) if (semOutbound == NULL) { // initialize semaphore - int nMaxOutbound = min(MAX_OUTBOUND_CONNECTIONS, (int)GetArg("-maxconnections", 125)); + int nMaxOutbound = min(MAX_OUTBOUND_CONNECTIONS, GetArgInt("-maxconnections", 125)); semOutbound = new CSemaphore(nMaxOutbound); } if (pnodeLocalHost == NULL) - pnodeLocalHost = new CNode(INVALID_SOCKET, CAddress(CService("127.0.0.1", 0), nLocalServices)); + pnodeLocalHost = new CNode(INVALID_SOCKET, CAddress(CService("127.0.0.1", nPortZero), nLocalServices)); Discover(); @@ -1903,12 +1749,6 @@ void StartNode(void* parg) if (!NewThread(ThreadDNSAddressSeed, NULL)) printf("Error: NewThread(ThreadDNSAddressSeed) failed\n"); - // Map ports with UPnP - if (!fUseUPnP) - printf("UPNP port mapping is disabled\n"); - else - MapPort(); - // Get addresses from IRC and advertise ours if (!GetBoolArg("-irc", true)) printf("IRC seeding disabled\n"); @@ -1936,9 +1776,16 @@ void StartNode(void* parg) if (!NewThread(ThreadDumpAddress, NULL)) printf("Error; NewThread(ThreadDumpAddress) failed\n"); - // ppcoin: mint proof-of-stake blocks in the background - if (!NewThread(ThreadStakeMinter, pwalletMain)) - printf("Error: NewThread(ThreadStakeMinter) failed\n"); + // Mine proof-of-stake blocks in the background + if (!NewThread(ThreadStakeMiner, pwalletMain)) + printf("Error: NewThread(ThreadStakeMiner) failed\n"); + + // Trusted NTP server, it's localhost by default. + strTrustedUpstream = GetArg("-ntp", "localhost"); + + // Start periodical NTP sampling thread + NewThread(ThreadNtpSamples, NULL); + } bool StopNode() @@ -1954,7 +1801,7 @@ bool StopNode() if (semOutbound) for (int i=0; ipost(); - do + for ( ; ; ) { int nThreadsRunning = 0; for (int n = 0; n < THREAD_MAX; n++) @@ -1964,15 +1811,12 @@ bool StopNode() if (GetTime() - nStart > 20) break; Sleep(20); - } while(true); + }; if (vnThreadsRunning[THREAD_SOCKETHANDLER] > 0) printf("ThreadSocketHandler still running\n"); if (vnThreadsRunning[THREAD_OPENCONNECTIONS] > 0) printf("ThreadOpenConnections still running\n"); if (vnThreadsRunning[THREAD_MESSAGEHANDLER] > 0) printf("ThreadMessageHandler still running\n"); if (vnThreadsRunning[THREAD_RPCLISTENER] > 0) printf("ThreadRPCListener still running\n"); if (vnThreadsRunning[THREAD_RPCHANDLER] > 0) printf("ThreadsRPCServer still running\n"); -#ifdef USE_UPNP - if (vnThreadsRunning[THREAD_UPNP] > 0) printf("ThreadMapPort still running\n"); -#endif if (vnThreadsRunning[THREAD_DNSSEED] > 0) printf("ThreadDNSAddressSeed still running\n"); if (vnThreadsRunning[THREAD_ADDEDCONNECTIONS] > 0) printf("ThreadOpenAddedConnections still running\n"); if (vnThreadsRunning[THREAD_DUMPADDRESS] > 0) printf("ThreadDumpAddresses still running\n"); @@ -1997,11 +1841,11 @@ public: // Close sockets BOOST_FOREACH(CNode* pnode, vNodes) if (pnode->hSocket != INVALID_SOCKET) - closesocket(pnode->hSocket); + CloseSocket(pnode->hSocket); BOOST_FOREACH(SOCKET hListenSocket, vhListenSocket) if (hListenSocket != INVALID_SOCKET) - if (closesocket(hListenSocket) == SOCKET_ERROR) - printf("closesocket(hListenSocket) failed with error %d\n", WSAGetLastError()); + if (!CloseSocket(hListenSocket)) + printf("CloseSocket(hListenSocket) failed with error %d\n", WSAGetLastError()); // clean up some globals (to help leak detection) BOOST_FOREACH(CNode *pnode, vNodes) @@ -2074,3 +1918,6 @@ uint64_t CNode::GetTotalBytesSent() LOCK(cs_totalBytesSent); return nTotalBytesSent; } +int64_t PoissonNextSend(int64_t nNow, int average_interval_seconds) { + return nNow + (int64_t)(log1p(GetRand(1ULL << 48) * -0.0000000000000035527136788 /* -1/2^48 */) * average_interval_seconds * -1000000.0 + 0.5); +}