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);
uint64 nLocalHostNonce = 0;
-array<int, THREAD_MAX> vnThreadsRunning;
+boost::array<int, THREAD_MAX> vnThreadsRunning;
static std::vector<SOCKET> vhListenSocket;
CAddrMan addrman;
return vfReachable[net] && !vfLimited[net];
}
-bool GetMyExternalIP2(const CService& addrConnect, const char* pszGet, const char* pszKeyword, CNetAddr& ipRet)
-{
- SOCKET hSocket;
- if (!ConnectSocket(addrConnect, hSocket))
- return error("GetMyExternalIP() : connection to %s failed", addrConnect.ToString().c_str());
-
- send(hSocket, pszGet, strlen(pszGet), MSG_NOSIGNAL);
-
- string strLine;
- while (RecvLine(hSocket, strLine))
- {
- if (strLine.empty()) // HTTP response is separated from headers by blank line
- {
- while (true)
- {
- if (!RecvLine(hSocket, strLine))
- {
- closesocket(hSocket);
- return false;
- }
- if (pszKeyword == NULL)
- break;
- if (strLine.find(pszKeyword) != string::npos)
- {
- strLine = strLine.substr(strLine.find(pszKeyword) + strlen(pszKeyword));
- break;
- }
- }
- closesocket(hSocket);
- if (strLine.find("<") != string::npos)
- strLine = strLine.substr(0, strLine.find("<"));
- strLine = strLine.substr(strspn(strLine.c_str(), " \t\n\r"));
- while (strLine.size() > 0 && isspace(strLine[strLine.size()-1]))
- strLine.resize(strLine.size()-1);
- CService addr(strLine,0,true);
- printf("GetMyExternalIP() received [%s] %s\n", strLine.c_str(), addr.ToString().c_str());
- if (!addr.IsValid() || !addr.IsRoutable())
- return false;
- ipRet.SetIP(addr);
- return true;
- }
- }
- closesocket(hSocket);
- return error("GetMyExternalIP() : connection closed");
-}
+extern int GetExternalIPbySTUN(uint64_t rnd, struct sockaddr_in *mapped, const char **srv);
// We now get our external IP from the IRC server first and only use this as a backup
bool GetMyExternalIP(CNetAddr& ipRet)
{
- CService addrConnect;
- const char* pszGet;
- const char* pszKeyword;
-
- for (int nLookup = 0; nLookup <= 1; nLookup++)
- for (int nHost = 1; nHost <= 2; nHost++)
- {
- // We should be phasing out our use of sites like these. If we need
- // replacements, we should ask for volunteers to put this simple
- // php file on their web server that prints the client IP:
- // <?php echo $_SERVER["REMOTE_ADDR"]; ?>
- if (nHost == 1)
- {
- addrConnect = CService("91.198.22.70",80); // checkip.dyndns.org
-
- if (nLookup == 1)
- {
- CService addrIP("checkip.dyndns.org", 80, true);
- if (addrIP.IsValid())
- addrConnect = addrIP;
- }
-
- pszGet = "GET / HTTP/1.1\r\n"
- "Host: checkip.dyndns.org\r\n"
- "User-Agent: Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1)\r\n"
- "Connection: close\r\n"
- "\r\n";
-
- pszKeyword = "Address:";
- }
- else if (nHost == 2)
- {
- addrConnect = CService("74.208.43.192", 80); // www.showmyip.com
-
- if (nLookup == 1)
- {
- CService addrIP("www.showmyip.com", 80, true);
- if (addrIP.IsValid())
- addrConnect = addrIP;
- }
-
- pszGet = "GET /simple/ HTTP/1.1\r\n"
- "Host: www.showmyip.com\r\n"
- "User-Agent: Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1)\r\n"
- "Connection: close\r\n"
- "\r\n";
-
- pszKeyword = NULL; // Returns just IP address
- }
-
- if (GetMyExternalIP2(addrConnect, pszGet, pszKeyword, ipRet))
- return true;
+ struct sockaddr_in mapped;
+ uint64 rnd = GetRand(~0LL);
+ const char *srv;
+ int rc = GetExternalIPbySTUN(rnd, &mapped, &srv);
+ if(rc >= 0) {
+ ipRet = CNetAddr(mapped.sin_addr);
+ printf("GetExternalIPbySTUN(%" PRI64u ") returned %s in attempt %d; Server=%s\n", rnd, ipRet.ToStringIP().c_str(), rc, srv);
+ return true;
}
-
return false;
}
void ThreadGetMyExternalIP(void* parg)
{
// Make this thread recognisable as the external IP detection thread
- RenameThread("bitcoin-ext-ip");
+ RenameThread("novacoin-ext-ip");
CNetAddr addrLocalHost;
if (GetMyExternalIP(addrLocalHost))
-
-
+uint64_t CNode::nTotalBytesRecv = 0;
+uint64_t CNode::nTotalBytesSent = 0;
+CCriticalSection CNode::cs_totalBytesRecv;
+CCriticalSection CNode::cs_totalBytesSent;
CNode* FindNode(const CNetAddr& ip)
{
- {
- LOCK(cs_vNodes);
- BOOST_FOREACH(CNode* pnode, vNodes)
- if ((CNetAddr)pnode->addr == ip)
- return (pnode);
- }
+ LOCK(cs_vNodes);
+ BOOST_FOREACH(CNode* pnode, vNodes)
+ if ((CNetAddr)pnode->addr == ip)
+ return (pnode);
return NULL;
}
CNode* FindNode(const CService& addr)
{
- {
- LOCK(cs_vNodes);
- BOOST_FOREACH(CNode* pnode, vNodes)
- if ((CService)pnode->addr == addr)
- return (pnode);
- }
+ LOCK(cs_vNodes);
+ BOOST_FOREACH(CNode* pnode, vNodes)
+ if ((CService)pnode->addr == addr)
+ return (pnode);
return NULL;
}
hSocket = INVALID_SOCKET;
vRecv.clear();
}
+
+ // in case this fails, we'll empty the recv buffer when the CNode is deleted
+ TRY_LOCK(cs_vRecv, lockRecv);
+ if (lockRecv)
+ vRecv.clear();
+
+ // if this was the sync node, we'll need a new one
+ if (this == pnodeSync)
+ pnodeSync = NULL;
}
void CNode::Cleanup()
X(nReleaseTime);
X(nStartingHeight);
X(nMisbehavior);
+ X(nSendBytes);
+ X(nRecvBytes);
+ stats.fSyncNode = (this == pnodeSync);
}
#undef X
void ThreadSocketHandler(void* parg)
{
// Make this thread recognisable as the networking thread
- RenameThread("bitcoin-net");
+ RenameThread("novacoin-net");
try
{
if (nPos > ReceiveBufferSize()) {
if (!pnode->fDisconnect)
- printf("socket recv flood control disconnect (%"PRIszu" bytes)\n", vRecv.size());
+ printf("socket recv flood control disconnect (%" PRIszu " bytes)\n", vRecv.size());
pnode->CloseSocketDisconnect();
}
else {
vRecv.resize(nPos + nBytes);
memcpy(&vRecv[nPos], pchBuf, nBytes);
pnode->nLastRecv = GetTime();
+ pnode->nRecvBytes += nBytes;
+ pnode->RecordBytesRecv(nBytes);
}
else if (nBytes == 0)
{
{
vSend.erase(vSend.begin(), vSend.begin() + nBytes);
pnode->nLastSend = GetTime();
+ pnode->nSendBytes += nBytes;
+ pnode->RecordBytesSent(nBytes);
}
else if (nBytes < 0)
{
void ThreadMapPort(void* parg)
{
// Make this thread recognisable as the UPnP thread
- RenameThread("bitcoin-UPnP");
+ RenameThread("novacoin-UPnP");
try
{
// 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"},
{"novacoin.su", "dnsseed.novacoin.su"},
+ {"novacoin.ru", "dnsseed.novacoin.ru"},
+ {"novaco.in", "dnsseed.novaco.in"},
};
void ThreadDNSAddressSeed(void* parg)
{
// Make this thread recognisable as the DNS seeding thread
- RenameThread("bitcoin-dnsseed");
+ RenameThread("novacoin-dnsseed");
try
{
unsigned int pnSeed[] =
{
- 0x90EF78BC, 0x33F1C851, 0x36F1C851, 0xC6F5C851,
+ 0x5360a653, 0x6c47bb25, 0x52568c5f, 0xc6f5c851, 0x6f17f3a2, 0x1d52a9d5, 0x2c1544c1, 0xb8748368,
+ 0x055d6ac1, 0x2490bb25, 0x614488d5, 0xa463f8a2, 0xc54c1256, 0xf72d9252, 0x548432c6, 0xade08368,
+ 0x02bf8f55, 0x79f81c48, 0xeb44a26d, 0x802c0856, 0xe3a8d772, 0xc661c852, 0xde30d4b0, 0x1044d079,
+ 0xa1e1485d, 0x269d5e02, 0x65ec8b5b, 0x4b78a605, 0xac9a1f5f, 0x307c7db0, 0xb75d4880, 0x31aaef53,
+ 0xe9433eb0, 0x8ce0861f, 0x1874695f, 0x6baef986, 0x06cfbf2e, 0x6c2e0082, 0x15e024b0, 0x0d0986bc,
+ 0xe7002d48, 0x064b2d05, 0xba568c5f, 0x3c93fa18, 0xfae6234d, 0xb06f5d02, 0x34e25d02, 0x559425b0,
+ 0x308eae6e, 0x48e15d02, 0x87fee36d, 0x647f5e02, 0xcbfe61bc, 0x3bf377d4, 0x1543075b, 0x3ee84980,
+ 0xde26482e, 0x66a65e02, 0x60cf0fb0, 0xf74c8e4f, 0x88d39a5e, 0x1c385e02, 0x62c4f460, 0x5b26df48,
+ 0x5249515d, 0x2b353f7d, 0xb6e34980, 0x5e7cd23e, 0x5ecc5e02, 0x9349515d, 0x31abbf2e, 0xa8675cb6,
+ 0xa8ce4762, 0x09e5d4b0, 0x6db26805, 0xb4f45d02, 0xfe07e555, 0xb6ab40bc, 0x8be25d02, 0x92bd345f,
+ 0x7122306c, 0x9254c248, 0x8dcc5e02, 0x0d1d5d02, 0x35a2805f, 0x404ef986, 0x5dab696d, 0xf153ad2e,
+ 0xc5c7a988, 0xfafd6d4a, 0xf172a7be, 0x09627bd9, 0x747d695f, 0xaa4a5d02, 0x4d226805, 0x6bb40ab9,
+ 0x67d61352,
};
void DumpAddresses()
CAddrDB adb;
adb.Write(addrman);
- printf("Flushed %d addresses to peers.dat %"PRI64d"ms\n",
+ printf("Flushed %d addresses to peers.dat %" PRI64d "ms\n",
addrman.size(), GetTimeMillis() - nStart);
}
void ThreadDumpAddress(void* parg)
{
// Make this thread recognisable as the address dumping thread
- RenameThread("bitcoin-adrdump");
+ RenameThread("novacoin-adrdump");
try
{
void ThreadOpenConnections(void* parg)
{
// Make this thread recognisable as the connection opening thread
- RenameThread("bitcoin-opencon");
+ RenameThread("novacoin-opencon");
try
{
void ThreadOpenAddedConnections(void* parg)
{
// Make this thread recognisable as the connection opening thread
- RenameThread("bitcoin-opencon");
+ RenameThread("novacoin-opencon");
try
{
return true;
}
+// 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;
+}
-
-
-
-
-
+void static StartSync(const vector<CNode*> &vNodes) {
+ CNode *pnodeNewSync = NULL;
+ double dBestScore = 0;
+
+ // Iterate over all nodes
+ BOOST_FOREACH(CNode* pnode, vNodes) {
+ // check preconditions for allowing a sync
+ if (!pnode->fClient && !pnode->fOneShot &&
+ !pnode->fDisconnect && pnode->fSuccessfullyConnected &&
+ (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) {
+ pnodeNewSync = pnode;
+ dBestScore = dScore;
+ }
+ }
+ }
+ // if a new sync candidate was found, start sync!
+ if (pnodeNewSync) {
+ pnodeNewSync->fStartSync = true;
+ pnodeSync = pnodeNewSync;
+ }
+}
void ThreadMessageHandler(void* parg)
{
// Make this thread recognisable as the message handling thread
- RenameThread("bitcoin-msghand");
+ RenameThread("novacoin-msghand");
try
{
SetThreadPriority(THREAD_PRIORITY_BELOW_NORMAL);
while (!fShutdown)
{
+ bool fHaveSyncNode = false;
vector<CNode*> vNodesCopy;
{
LOCK(cs_vNodes);
vNodesCopy = vNodes;
- BOOST_FOREACH(CNode* pnode, vNodesCopy)
+ BOOST_FOREACH(CNode* pnode, vNodesCopy) {
pnode->AddRef();
+ if (pnode == pnodeSync)
+ fHaveSyncNode = true;
+ }
}
+ if (!fHaveSyncNode)
+ StartSync(vNodesCopy);
+
// Poll the connected nodes for messages
CNode* pnodeTrickle = NULL;
if (!vNodesCopy.empty())
void StartNode(void* parg)
{
// Make this thread recognisable as the startup thread
- RenameThread("bitcoin-start");
+ RenameThread("novacoin-start");
if (semOutbound == NULL) {
// initialize semaphore
fShutdown = true;
nTransactionsUpdated++;
int64 nStart = GetTime();
+ {
+ LOCK(cs_main);
+ ThreadScriptCheckQuit();
+ }
if (semOutbound)
for (int i=0; i<MAX_OUTBOUND_CONNECTIONS; i++)
semOutbound->post();
if (vnThreadsRunning[THREAD_ADDEDCONNECTIONS] > 0) printf("ThreadOpenAddedConnections still running\n");
if (vnThreadsRunning[THREAD_DUMPADDRESS] > 0) printf("ThreadDumpAddresses still running\n");
if (vnThreadsRunning[THREAD_MINTER] > 0) printf("ThreadStakeMinter still running\n");
- while (vnThreadsRunning[THREAD_MESSAGEHANDLER] > 0 || vnThreadsRunning[THREAD_RPCHANDLER] > 0)
+ if (vnThreadsRunning[THREAD_SCRIPTCHECK] > 0) printf("ThreadScriptCheck still running\n");
+ while (vnThreadsRunning[THREAD_MESSAGEHANDLER] > 0 || vnThreadsRunning[THREAD_RPCHANDLER] > 0 || vnThreadsRunning[THREAD_SCRIPTCHECK] > 0)
Sleep(20);
Sleep(50);
DumpAddresses();
RelayInventory(inv);
}
+
+void CNode::RecordBytesRecv(uint64_t bytes)
+{
+ LOCK(cs_totalBytesRecv);
+ nTotalBytesRecv += bytes;
+}
+
+void CNode::RecordBytesSent(uint64_t bytes)
+{
+ LOCK(cs_totalBytesSent);
+ nTotalBytesSent += bytes;
+}
+
+uint64_t CNode::GetTotalBytesRecv()
+{
+ LOCK(cs_totalBytesRecv);
+ return nTotalBytesRecv;
+}
+
+uint64_t CNode::GetTotalBytesSent()
+{
+ LOCK(cs_totalBytesSent);
+ return nTotalBytesSent;
+}