// Copyright (c) 2009-2010 Satoshi Nakamoto
// Copyright (c) 2011 The Bitcoin developers
-// Copyright (c) 2011 The PPCoin developers
+// Copyright (c) 2011-2012 The PPCoin developers
// Distributed under the MIT/X11 software license, see the accompanying
// file license.txt or http://www.opensource.org/licenses/mit-license.php.
#include "init.h"
#include "strlcpy.h"
-#ifdef __WXMSW__
+#ifdef WIN32
#include <string.h>
#endif
#ifdef USE_UPNP
void ThreadMapPort2(void* parg);
#endif
+void ThreadDNSAddressSeed2(void* parg);
bool OpenNetworkConnection(const CAddress& addrConnect);
bool fAllowDNS = false;
uint64 nLocalServices = (fClient ? 0 : NODE_NETWORK);
CAddress addrLocalHost("0.0.0.0", 0, false, nLocalServices);
+CAddress addrSeenByPeer("0.0.0.0", 0, false, nLocalServices);
static CNode* pnodeLocalHost = NULL;
uint64 nLocalHostNonce = 0;
array<int, 10> vnThreadsRunning;
bool fProxy = (fUseProxy && addrConnect.IsRoutable());
struct sockaddr_in sockaddr = (fProxy ? addrProxy.GetSockAddr() : addrConnect.GetSockAddr());
-#ifdef __WXMSW__
+#ifdef WIN32
u_long fNonblock = 1;
if (ioctlsocket(hSocket, FIONBIO, &fNonblock) == SOCKET_ERROR)
#else
return false;
}
socklen_t nRetSize = sizeof(nRet);
-#ifdef __WXMSW__
+#ifdef WIN32
if (getsockopt(hSocket, SOL_SOCKET, SO_ERROR, (char*)(&nRet), &nRetSize) == SOCKET_ERROR)
#else
if (getsockopt(hSocket, SOL_SOCKET, SO_ERROR, &nRet, &nRetSize) == SOCKET_ERROR)
return false;
}
}
-#ifdef __WXMSW__
+#ifdef WIN32
else if (WSAGetLastError() != WSAEISCONN)
#else
else
CNode::ConnectNode immediately turns the socket back to non-blocking
but we'll turn it back to blocking just in case
*/
-#ifdef __WXMSW__
+#ifdef WIN32
fNonblock = 0;
if (ioctlsocket(hSocket, FIONBIO, &fNonblock) == SOCKET_ERROR)
#else
void ThreadGetMyExternalIP(void* parg)
{
- // Wait for IRC to get it first
- if (!GetBoolArg("-noirc"))
+ // Wait for IRC to get it first - disabled with ppcoin
+ if (false && !GetBoolArg("-noirc"))
{
for (int i = 0; i < 2 * 60; i++)
{
printf("connected %s\n", addrConnect.ToString().c_str());
// Set to nonblocking
-#ifdef __WXMSW__
+#ifdef WIN32
u_long nOne = 1;
if (ioctlsocket(hSocket, FIONBIO, &nOne) == SOCKET_ERROR)
printf("ConnectSocket() : ioctlsocket nonblocking setting failed, error %d\n", WSAGetLastError());
}
+std::map<unsigned int, int64> CNode::setBanned;
+CCriticalSection CNode::cs_setBanned;
+
+void CNode::ClearBanned()
+{
+ setBanned.clear();
+}
+
+bool CNode::IsBanned(unsigned int ip)
+{
+ bool fResult = false;
+ CRITICAL_BLOCK(cs_setBanned)
+ {
+ std::map<unsigned int, int64>::iterator i = setBanned.find(ip);
+ if (i != setBanned.end())
+ {
+ int64 t = (*i).second;
+ if (GetTime() < t)
+ fResult = true;
+ }
+ }
+ return fResult;
+}
+
+bool CNode::Misbehaving(int howmuch)
+{
+ if (addr.IsLocal())
+ {
+ printf("Warning: local node %s misbehaving\n", addr.ToString().c_str());
+ return false;
+ }
+
+ nMisbehavior += howmuch;
+ if (nMisbehavior >= GetArg("-banscore", 100))
+ {
+ int64 banTime = GetTime()+GetArg("-bantime", 60*60*24); // Default 24-hour ban
+ CRITICAL_BLOCK(cs_setBanned)
+ if (setBanned[addr.ip] < banTime)
+ setBanned[addr.ip] = banTime;
+ CloseSocketDisconnect();
+ printf("Disconnected %s for misbehavior (score=%d)\n", addr.ToString().c_str(), nMisbehavior);
+ return true;
+ }
+ return false;
+}
+
{
closesocket(hSocket);
}
+ else if (CNode::IsBanned(addr.ip))
+ {
+ printf("connetion from %s dropped (banned)\n", addr.ToString().c_str());
+ closesocket(hSocket);
+ }
else
{
printf("accepted connection %s\n", addr.ToString().c_str());
const char * rootdescurl = 0;
const char * multicastif = 0;
const char * minissdpdpath = 0;
- int error = 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;
char intClient[16];
char intPort[6];
string strDesc = "Bitcoin " + FormatFullVersion();
+#ifndef UPNPDISCOVER_SUCCESS
+ /* miniupnpc 1.5 */
+ r = UPNP_AddPortMapping(urls.controlURL, data.first.servicetype,
+ port, port, lanaddr, strDesc.c_str(), "TCP", 0);
+#else
+ /* miniupnpc 1.6 */
r = UPNP_AddPortMapping(urls.controlURL, data.first.servicetype,
port, port, lanaddr, strDesc.c_str(), "TCP", 0, "0");
+#endif
if(r!=UPNPCOMMAND_SUCCESS)
printf("AddPortMapping(%s, %s, %s) failed with code %d (%s)\n",
-
+// testnet dns seed begins with 't', all else are ppcoin dns seeds.
static const char *strDNSSeed[] = {
- // "seeds.ppcoin.org"
+ "ppcseed.zapto.org",
+ "tncseed.zapto.org"
};
-void DNSAddressSeed()
+void ThreadDNSAddressSeed(void* parg)
{
+ IMPLEMENT_RANDOMIZE_STACK(ThreadDNSAddressSeed(parg));
+ try
+ {
+ vnThreadsRunning[6]++;
+ ThreadDNSAddressSeed2(parg);
+ vnThreadsRunning[6]--;
+ }
+ catch (std::exception& e) {
+ vnThreadsRunning[6]--;
+ PrintException(&e, "ThreadDNSAddressSeed()");
+ } catch (...) {
+ vnThreadsRunning[6]--;
+ throw; // support pthread_cancel()
+ }
+ printf("ThreadDNSAddressSeed exiting\n");
+}
+
+void ThreadDNSAddressSeed2(void* parg)
+{
+ printf("ThreadDNSAddressSeed started\n");
int found = 0;
- if (!fTestNet)
+ if (true /*!fTestNet*/) // ppcoin enables dns seeding with testnet too
{
printf("Loading addresses from DNS seeds (could take a while)\n");
CAddrDB addrDB;
addrDB.TxnBegin();
for (int seed_idx = 0; seed_idx < ARRAYLEN(strDNSSeed); seed_idx++) {
+ if (fTestNet && strDNSSeed[seed_idx][0] != 't') continue;
+ if ((!fTestNet) && strDNSSeed[seed_idx][0] == 't') continue;
+
vector<CAddress> vaddr;
if (Lookup(strDNSSeed[seed_idx], vaddr, NODE_NETWORK, -1, true))
{
+
+
+
+
+
+
+
+
+
unsigned int pnSeed[] =
{
0xfc01a8c0
BOOST_FOREACH(CNode* pnode, vNodes)
setConnected.insert(pnode->addr.ip & 0x0000ffff);
+ int64 nANow = GetAdjustedTime();
+
CRITICAL_BLOCK(cs_mapAddresses)
{
BOOST_FOREACH(const PAIRTYPE(vector<unsigned char>, CAddress)& item, mapAddresses)
{
const CAddress& addr = item.second;
- if (!addr.IsIPv4() || !addr.IsValid() || setConnected.count(addr.ip & 0x0000ffff))
+ if (addr.ip == addrLocalHost.ip || !addr.IsIPv4() || !addr.IsValid() || setConnected.count(addr.ip & 0x0000ffff))
continue;
- int64 nSinceLastSeen = GetAdjustedTime() - addr.nTime;
- int64 nSinceLastTry = GetAdjustedTime() - addr.nLastTry;
+ int64 nSinceLastSeen = nANow - addr.nTime;
+ int64 nSinceLastTry = nANow - addr.nLastTry;
// Randomize the order in a deterministic way, putting the standard port first
int64 nRandomizer = (uint64)(nStart * 4951 + addr.nLastTry * 9567851 + addr.ip * 7789) % (2 * 60 * 60);
//
if (fShutdown)
return false;
- if (addrConnect.ip == addrLocalHost.ip || !addrConnect.IsIPv4() || FindNode(addrConnect.ip))
+ if (addrConnect.ip == addrLocalHost.ip || !addrConnect.IsIPv4() ||
+ FindNode(addrConnect.ip) || CNode::IsBanned(addrConnect.ip))
return false;
vnThreadsRunning[1]--;
int nOne = 1;
addrLocalHost.port = htons(GetListenPort());
-#ifdef __WXMSW__
+#ifdef WIN32
// Initialize Windows Sockets
WSADATA wsadata;
int ret = WSAStartup(MAKEWORD(2,2), &wsadata);
setsockopt(hListenSocket, SOL_SOCKET, SO_NOSIGPIPE, (void*)&nOne, sizeof(int));
#endif
-#ifndef __WXMSW__
+#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.
setsockopt(hListenSocket, SOL_SOCKET, SO_REUSEADDR, (void*)&nOne, sizeof(int));
#endif
-#ifdef __WXMSW__
+#ifdef WIN32
// Set to nonblocking, incoming connections will also inherit this
if (ioctlsocket(hListenSocket, FIONBIO, (u_long*)&nOne) == SOCKET_ERROR)
#else
if (pnodeLocalHost == NULL)
pnodeLocalHost = new CNode(INVALID_SOCKET, CAddress("127.0.0.1", 0, false, nLocalServices));
-#ifdef __WXMSW__
+#ifdef WIN32
// Get local host ip
char pszHostName[1000] = "";
if (gethostname(pszHostName, sizeof(pszHostName)) != SOCKET_ERROR)
// Start threads
//
+ if (GetBoolArg("-nodnsseed"))
+ printf("DNS seeding disabled\n");
+ else
+ if (!CreateThread(ThreadDNSAddressSeed, NULL))
+ printf("Error: CreateThread(ThreadDNSAddressSeed) failed\n");
+
// Map ports with UPnP
if (fHaveUPnP)
MapPort(fUseUPnP);
// Get addresses from IRC and advertise ours
- if (!CreateThread(ThreadIRCSeed, NULL))
- printf("Error: CreateThread(ThreadIRCSeed) failed\n");
+ // if (!CreateThread(ThreadIRCSeed, NULL))
+ // printf("Error: CreateThread(ThreadIRCSeed) failed\n");
+ // IRC disabled with ppcoin
+ printf("IRC seeding/communication disabled\n");
// Send and receive from sockets, accept connections
- CreateThread(ThreadSocketHandler, NULL);
+ if (!CreateThread(ThreadSocketHandler, NULL))
+ printf("Error: CreateThread(ThreadSocketHandler) failed\n");
// Initiate outbound connections
if (!CreateThread(ThreadOpenConnections, NULL))
if (vnThreadsRunning[3] > 0) printf("ThreadBitcoinMiner still running\n");
if (vnThreadsRunning[4] > 0) printf("ThreadRPCServer still running\n");
if (fHaveUPnP && vnThreadsRunning[5] > 0) printf("ThreadMapPort still running\n");
+ if (vnThreadsRunning[6] > 0) printf("ThreadDNSAddressSeed still running\n");
while (vnThreadsRunning[2] > 0 || vnThreadsRunning[4] > 0)
Sleep(20);
Sleep(50);
if (closesocket(hListenSocket) == SOCKET_ERROR)
printf("closesocket(hListenSocket) failed with error %d\n", WSAGetLastError());
-#ifdef __WXMSW__
+#ifdef WIN32
// Shutdown Windows Sockets
WSACleanup();
#endif