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Single DB transaction for all addresses in a message

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Cuts disk activity at startup immensely
This commit is contained in:
Patrick Varilly 2011-07-14 02:45:34 +02:00 committed by Stéphane Gimenez
parent 9cd22ab862
commit 8c41469140
3 changed files with 17 additions and 5 deletions
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5
src/main.cpp
View file

@ -1899,6 +1899,8 @@ bool static ProcessMessage(CNode* pfrom, string strCommand, CDataStream& vRecv)
return error("message addr size() = %d", vAddr.size());
// Store the new addresses
CAddrDB addrDB;
addrDB.TxnBegin();
int64 nNow = GetAdjustedTime();
int64 nSince = nNow - 10 * 60;
BOOST_FOREACH(CAddress& addr, vAddr)
@ -1910,7 +1912,7 @@ bool static ProcessMessage(CNode* pfrom, string strCommand, CDataStream& vRecv)
continue;
if (addr.nTime <= 100000000 || addr.nTime > nNow + 10 * 60)
addr.nTime = nNow - 5 * 24 * 60 * 60;
AddAddress(addr, 2 * 60 * 60);
AddAddress(addr, 2 * 60 * 60, &addrDB);
pfrom->AddAddressKnown(addr);
if (addr.nTime > nSince && !pfrom->fGetAddr && vAddr.size() <= 10 && addr.IsRoutable())
{
@ -1941,6 +1943,7 @@ bool static ProcessMessage(CNode* pfrom, string strCommand, CDataStream& vRecv)
}
}
}
addrDB.TxnCommit(); // Save addresses (it's ok if this fails)
if (vAddr.size() < 1000)
pfrom->fGetAddr = false;
}

14
src/net.cpp
View file

@ -440,7 +440,7 @@ void ThreadGetMyExternalIP(void* parg)
bool AddAddress(CAddress addr, int64 nTimePenalty)
bool AddAddress(CAddress addr, int64 nTimePenalty, CAddrDB *pAddrDB)
{
if (!addr.IsRoutable())
return false;
@ -455,7 +455,10 @@ bool AddAddress(CAddress addr, int64 nTimePenalty)
// New address
printf("AddAddress(%s)\n", addr.ToString().c_str());
mapAddresses.insert(make_pair(addr.GetKey(), addr));
CAddrDB().WriteAddress(addr);
if (pAddrDB)
pAddrDB->WriteAddress(addr);
else
CAddrDB().WriteAddress(addr);
return true;
}
else
@ -477,7 +480,12 @@ bool AddAddress(CAddress addr, int64 nTimePenalty)
fUpdated = true;
}
if (fUpdated)
CAddrDB().WriteAddress(addrFound);
{
if (pAddrDB)
pAddrDB->WriteAddress(addrFound);
else
CAddrDB().WriteAddress(addrFound);
}
}
}
return false;

3
src/net.h
View file

@ -14,6 +14,7 @@
class CMessageHeader;
class CAddress;
class CAddrDB;
class CInv;
class CRequestTracker;
class CNode;
@ -39,7 +40,7 @@ bool ConnectSocket(const CAddress& addrConnect, SOCKET& hSocketRet, int nTimeout
bool Lookup(const char *pszName, std::vector<CAddress>& vaddr, int nServices, int nMaxSolutions, bool fAllowLookup = false, int portDefault = 0, bool fAllowPort = false);
bool Lookup(const char *pszName, CAddress& addr, int nServices, bool fAllowLookup = false, int portDefault = 0, bool fAllowPort = false);
bool GetMyExternalIP(unsigned int& ipRet);
bool AddAddress(CAddress addr, int64 nTimePenalty=0);
bool AddAddress(CAddress addr, int64 nTimePenalty=0, CAddrDB *pAddrDB=NULL);
void AddressCurrentlyConnected(const CAddress& addr);
CNode* FindNode(unsigned int ip);
CNode* ConnectNode(CAddress addrConnect, int64 nTimeout=0);