neobytes-project/neobytes
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always make 8 outbound connections even if have inbound,

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limit one outbound connection per a.b.?.? range,
switch -maxconnections=#

git-svn-id: https://bitcoin.svn.sourceforge.net/svnroot/bitcoin/trunk@125 1a98c847-1fd6-4fd8-948a-caf3550aa51b
This commit is contained in:
s_nakamoto 2010-08-09 20:00:17 +00:00
parent e6b7ab5749
commit 94cfec07fd
4 changed files with 25 additions and 9 deletions
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2
main.cpp
View File

@ -885,7 +885,7 @@ void Lockdown(CBlockIndex* pindexNew)
printf("Lockdown: current best=%s height=%d work=%s\n", hashBestChain.ToString().substr(0,22).c_str(), nBestHeight, bnBestChainWork.ToString().c_str());
printf("Lockdown: IsLockdown()=%d\n", (IsLockdown() ? 1 : 0));
if (IsLockdown())
printf("Lockdown: WARNING: Displayed transactions may not be correct! You may need to upgrade.\n");
printf("Lockdown: WARNING: Displayed transactions may not be correct! You may need to upgrade, or other nodes may need to upgrade.\n");
}

28
net.cpp
View File

@ -4,6 +4,8 @@
#include "headers.h"
static const int MAX_OUTBOUND_CONNECTIONS = 8;
void ThreadMessageHandler2(void* parg);
void ThreadSocketHandler2(void* parg);
void ThreadOpenConnections2(void* parg);
@ -653,6 +655,10 @@ void ThreadSocketHandler2(void* parg)
if (WSAGetLastError() != WSAEWOULDBLOCK)
printf("socket error accept failed: %d\n", WSAGetLastError());
}
else if (mapArgs.count("-maxconnections") && (int)vNodes.size() >= atoi(mapArgs["-maxconnections"]) - MAX_OUTBOUND_CONNECTIONS)
{
closesocket(hSocket);
}
else
{
printf("accepted connection %s\n", addr.ToStringLog().c_str());
@ -879,12 +885,21 @@ void ThreadOpenConnections2(void* parg)
int64 nStart = GetTime();
loop
{
// Wait
// Limit outbound connections
vnThreadsRunning[1]--;
Sleep(500);
const int nMaxConnections = 8;
while (vNodes.size() >= nMaxConnections)
loop
{
int nOutbound = 0;
CRITICAL_BLOCK(cs_vNodes)
foreach(CNode* pnode, vNodes)
if (!pnode->fInbound)
nOutbound++;
int nMaxOutboundConnections = MAX_OUTBOUND_CONNECTIONS;
if (mapArgs.count("-maxconnections"))
nMaxOutboundConnections = min(nMaxOutboundConnections, atoi(mapArgs["-maxconnections"]));
if (nOutbound < nMaxOutboundConnections)
break;
Sleep(2000);
if (fShutdown)
return;
@ -948,18 +963,19 @@ void ThreadOpenConnections2(void* parg)
CAddress addrConnect;
int64 nBest = INT64_MIN;
// Do this here so we don't have to critsect vNodes inside mapAddresses critsect
// Only connect to one address per a.b.?.? range.
// Do this here so we don't have to critsect vNodes inside mapAddresses critsect.
set<unsigned int> setConnected;
CRITICAL_BLOCK(cs_vNodes)
foreach(CNode* pnode, vNodes)
setConnected.insert(pnode->addr.ip);
setConnected.insert(pnode->addr.ip & 0x0000ffff);
CRITICAL_BLOCK(cs_mapAddresses)
{
foreach(const PAIRTYPE(vector<unsigned char>, CAddress)& item, mapAddresses)
{
const CAddress& addr = item.second;
if (!addr.IsIPv4() || !addr.IsValid() || setConnected.count(addr.ip))
if (!addr.IsIPv4() || !addr.IsValid() || setConnected.count(addr.ip & 0x0000ffff))
continue;
int64 nSinceLastSeen = GetAdjustedTime() - addr.nTime;
int64 nSinceLastTry = GetAdjustedTime() - addr.nLastTry;

2
serialize.h
View File

@ -20,7 +20,7 @@ class CDataStream;
class CAutoFile;
static const int VERSION = 308;
static const char* pszSubVer = ".1";
static const char* pszSubVer = ".2";

2
ui.cpp
View File

@ -1015,7 +1015,7 @@ void CMainFrame::OnPaintListCtrl(wxPaintEvent& event)
// Update status bar
static bool fPrevLockdown;
if (IsLockdown())
m_statusBar->SetStatusText(string(" ") + _("WARNING: Displayed transactions may not be correct! You may need to upgrade."), 0);
m_statusBar->SetStatusText(string(" ") + _("WARNING: Displayed transactions may not be correct! You may need to upgrade, or other nodes may need to upgrade."), 0);
else if (fPrevLockdown)
m_statusBar->SetStatusText("", 0);
fPrevLockdown = IsLockdown();