aboutsummaryrefslogtreecommitdiff
path: root/src/db.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'src/db.cpp')
-rw-r--r--src/db.cpp971
1 files changed, 971 insertions, 0 deletions
diff --git a/src/db.cpp b/src/db.cpp
new file mode 100644
index 000000000..72542705a
--- /dev/null
+++ b/src/db.cpp
@@ -0,0 +1,971 @@
+// Copyright (c) 2009-2010 Satoshi Nakamoto
+// Copyright (c) 2011 The Bitcoin developers
+// Distributed under the MIT/X11 software license, see the accompanying
+// file license.txt or http://www.opensource.org/licenses/mit-license.php.
+
+#include "headers.h"
+#include "db.h"
+#include "net.h"
+#include <boost/filesystem.hpp>
+#include <boost/filesystem/fstream.hpp>
+
+using namespace std;
+using namespace boost;
+
+
+unsigned int nWalletDBUpdated;
+uint64 nAccountingEntryNumber = 0;
+
+
+
+//
+// CDB
+//
+
+static CCriticalSection cs_db;
+static bool fDbEnvInit = false;
+DbEnv dbenv(0);
+static map<string, int> mapFileUseCount;
+static map<string, Db*> mapDb;
+
+class CDBInit
+{
+public:
+ CDBInit()
+ {
+ }
+ ~CDBInit()
+ {
+ if (fDbEnvInit)
+ {
+ dbenv.close(0);
+ fDbEnvInit = false;
+ }
+ }
+}
+instance_of_cdbinit;
+
+
+CDB::CDB(const char* pszFile, const char* pszMode) : pdb(NULL)
+{
+ int ret;
+ if (pszFile == NULL)
+ return;
+
+ fReadOnly = (!strchr(pszMode, '+') && !strchr(pszMode, 'w'));
+ bool fCreate = strchr(pszMode, 'c');
+ unsigned int nFlags = DB_THREAD;
+ if (fCreate)
+ nFlags |= DB_CREATE;
+
+ CRITICAL_BLOCK(cs_db)
+ {
+ if (!fDbEnvInit)
+ {
+ if (fShutdown)
+ return;
+ string strDataDir = GetDataDir();
+ string strLogDir = strDataDir + "/database";
+ filesystem::create_directory(strLogDir.c_str());
+ string strErrorFile = strDataDir + "/db.log";
+ printf("dbenv.open strLogDir=%s strErrorFile=%s\n", strLogDir.c_str(), strErrorFile.c_str());
+
+ dbenv.set_lg_dir(strLogDir.c_str());
+ dbenv.set_lg_max(10000000);
+ dbenv.set_lk_max_locks(10000);
+ dbenv.set_lk_max_objects(10000);
+ dbenv.set_errfile(fopen(strErrorFile.c_str(), "a")); /// debug
+ dbenv.set_flags(DB_AUTO_COMMIT, 1);
+ ret = dbenv.open(strDataDir.c_str(),
+ DB_CREATE |
+ DB_INIT_LOCK |
+ DB_INIT_LOG |
+ DB_INIT_MPOOL |
+ DB_INIT_TXN |
+ DB_THREAD |
+ DB_RECOVER,
+ S_IRUSR | S_IWUSR);
+ if (ret > 0)
+ throw runtime_error(strprintf("CDB() : error %d opening database environment", ret));
+ fDbEnvInit = true;
+ }
+
+ strFile = pszFile;
+ ++mapFileUseCount[strFile];
+ pdb = mapDb[strFile];
+ if (pdb == NULL)
+ {
+ pdb = new Db(&dbenv, 0);
+
+ ret = pdb->open(NULL, // Txn pointer
+ pszFile, // Filename
+ "main", // Logical db name
+ DB_BTREE, // Database type
+ nFlags, // Flags
+ 0);
+
+ if (ret > 0)
+ {
+ delete pdb;
+ pdb = NULL;
+ CRITICAL_BLOCK(cs_db)
+ --mapFileUseCount[strFile];
+ strFile = "";
+ throw runtime_error(strprintf("CDB() : can't open database file %s, error %d", pszFile, ret));
+ }
+
+ if (fCreate && !Exists(string("version")))
+ {
+ bool fTmp = fReadOnly;
+ fReadOnly = false;
+ WriteVersion(VERSION);
+ fReadOnly = fTmp;
+ }
+
+ mapDb[strFile] = pdb;
+ }
+ }
+}
+
+void CDB::Close()
+{
+ if (!pdb)
+ return;
+ if (!vTxn.empty())
+ vTxn.front()->abort();
+ vTxn.clear();
+ pdb = NULL;
+
+ // Flush database activity from memory pool to disk log
+ unsigned int nMinutes = 0;
+ if (fReadOnly)
+ nMinutes = 1;
+ if (strFile == "addr.dat")
+ nMinutes = 2;
+ if (strFile == "blkindex.dat" && IsInitialBlockDownload() && nBestHeight % 500 != 0)
+ nMinutes = 1;
+ dbenv.txn_checkpoint(0, nMinutes, 0);
+
+ CRITICAL_BLOCK(cs_db)
+ --mapFileUseCount[strFile];
+}
+
+void static CloseDb(const string& strFile)
+{
+ CRITICAL_BLOCK(cs_db)
+ {
+ if (mapDb[strFile] != NULL)
+ {
+ // Close the database handle
+ Db* pdb = mapDb[strFile];
+ pdb->close(0);
+ delete pdb;
+ mapDb[strFile] = NULL;
+ }
+ }
+}
+
+void DBFlush(bool fShutdown)
+{
+ // Flush log data to the actual data file
+ // on all files that are not in use
+ printf("DBFlush(%s)%s\n", fShutdown ? "true" : "false", fDbEnvInit ? "" : " db not started");
+ if (!fDbEnvInit)
+ return;
+ CRITICAL_BLOCK(cs_db)
+ {
+ map<string, int>::iterator mi = mapFileUseCount.begin();
+ while (mi != mapFileUseCount.end())
+ {
+ string strFile = (*mi).first;
+ int nRefCount = (*mi).second;
+ printf("%s refcount=%d\n", strFile.c_str(), nRefCount);
+ if (nRefCount == 0)
+ {
+ // Move log data to the dat file
+ CloseDb(strFile);
+ dbenv.txn_checkpoint(0, 0, 0);
+ printf("%s flush\n", strFile.c_str());
+ dbenv.lsn_reset(strFile.c_str(), 0);
+ mapFileUseCount.erase(mi++);
+ }
+ else
+ mi++;
+ }
+ if (fShutdown)
+ {
+ char** listp;
+ if (mapFileUseCount.empty())
+ dbenv.log_archive(&listp, DB_ARCH_REMOVE);
+ dbenv.close(0);
+ fDbEnvInit = false;
+ }
+ }
+}
+
+
+
+
+
+
+//
+// CTxDB
+//
+
+bool CTxDB::ReadTxIndex(uint256 hash, CTxIndex& txindex)
+{
+ assert(!fClient);
+ txindex.SetNull();
+ return Read(make_pair(string("tx"), hash), txindex);
+}
+
+bool CTxDB::UpdateTxIndex(uint256 hash, const CTxIndex& txindex)
+{
+ assert(!fClient);
+ return Write(make_pair(string("tx"), hash), txindex);
+}
+
+bool CTxDB::AddTxIndex(const CTransaction& tx, const CDiskTxPos& pos, int nHeight)
+{
+ assert(!fClient);
+
+ // Add to tx index
+ uint256 hash = tx.GetHash();
+ CTxIndex txindex(pos, tx.vout.size());
+ return Write(make_pair(string("tx"), hash), txindex);
+}
+
+bool CTxDB::EraseTxIndex(const CTransaction& tx)
+{
+ assert(!fClient);
+ uint256 hash = tx.GetHash();
+
+ return Erase(make_pair(string("tx"), hash));
+}
+
+bool CTxDB::ContainsTx(uint256 hash)
+{
+ assert(!fClient);
+ return Exists(make_pair(string("tx"), hash));
+}
+
+bool CTxDB::ReadOwnerTxes(uint160 hash160, int nMinHeight, vector<CTransaction>& vtx)
+{
+ assert(!fClient);
+ vtx.clear();
+
+ // Get cursor
+ Dbc* pcursor = GetCursor();
+ if (!pcursor)
+ return false;
+
+ unsigned int fFlags = DB_SET_RANGE;
+ loop
+ {
+ // Read next record
+ CDataStream ssKey;
+ if (fFlags == DB_SET_RANGE)
+ ssKey << string("owner") << hash160 << CDiskTxPos(0, 0, 0);
+ CDataStream ssValue;
+ int ret = ReadAtCursor(pcursor, ssKey, ssValue, fFlags);
+ fFlags = DB_NEXT;
+ if (ret == DB_NOTFOUND)
+ break;
+ else if (ret != 0)
+ {
+ pcursor->close();
+ return false;
+ }
+
+ // Unserialize
+ string strType;
+ uint160 hashItem;
+ CDiskTxPos pos;
+ ssKey >> strType >> hashItem >> pos;
+ int nItemHeight;
+ ssValue >> nItemHeight;
+
+ // Read transaction
+ if (strType != "owner" || hashItem != hash160)
+ break;
+ if (nItemHeight >= nMinHeight)
+ {
+ vtx.resize(vtx.size()+1);
+ if (!vtx.back().ReadFromDisk(pos))
+ {
+ pcursor->close();
+ return false;
+ }
+ }
+ }
+
+ pcursor->close();
+ return true;
+}
+
+bool CTxDB::ReadDiskTx(uint256 hash, CTransaction& tx, CTxIndex& txindex)
+{
+ assert(!fClient);
+ tx.SetNull();
+ if (!ReadTxIndex(hash, txindex))
+ return false;
+ return (tx.ReadFromDisk(txindex.pos));
+}
+
+bool CTxDB::ReadDiskTx(uint256 hash, CTransaction& tx)
+{
+ CTxIndex txindex;
+ return ReadDiskTx(hash, tx, txindex);
+}
+
+bool CTxDB::ReadDiskTx(COutPoint outpoint, CTransaction& tx, CTxIndex& txindex)
+{
+ return ReadDiskTx(outpoint.hash, tx, txindex);
+}
+
+bool CTxDB::ReadDiskTx(COutPoint outpoint, CTransaction& tx)
+{
+ CTxIndex txindex;
+ return ReadDiskTx(outpoint.hash, tx, txindex);
+}
+
+bool CTxDB::WriteBlockIndex(const CDiskBlockIndex& blockindex)
+{
+ return Write(make_pair(string("blockindex"), blockindex.GetBlockHash()), blockindex);
+}
+
+bool CTxDB::EraseBlockIndex(uint256 hash)
+{
+ return Erase(make_pair(string("blockindex"), hash));
+}
+
+bool CTxDB::ReadHashBestChain(uint256& hashBestChain)
+{
+ return Read(string("hashBestChain"), hashBestChain);
+}
+
+bool CTxDB::WriteHashBestChain(uint256 hashBestChain)
+{
+ return Write(string("hashBestChain"), hashBestChain);
+}
+
+bool CTxDB::ReadBestInvalidWork(CBigNum& bnBestInvalidWork)
+{
+ return Read(string("bnBestInvalidWork"), bnBestInvalidWork);
+}
+
+bool CTxDB::WriteBestInvalidWork(CBigNum bnBestInvalidWork)
+{
+ return Write(string("bnBestInvalidWork"), bnBestInvalidWork);
+}
+
+CBlockIndex static * InsertBlockIndex(uint256 hash)
+{
+ if (hash == 0)
+ return NULL;
+
+ // Return existing
+ map<uint256, CBlockIndex*>::iterator mi = mapBlockIndex.find(hash);
+ if (mi != mapBlockIndex.end())
+ return (*mi).second;
+
+ // Create new
+ CBlockIndex* pindexNew = new CBlockIndex();
+ if (!pindexNew)
+ throw runtime_error("LoadBlockIndex() : new CBlockIndex failed");
+ mi = mapBlockIndex.insert(make_pair(hash, pindexNew)).first;
+ pindexNew->phashBlock = &((*mi).first);
+
+ return pindexNew;
+}
+
+bool CTxDB::LoadBlockIndex()
+{
+ // Get database cursor
+ Dbc* pcursor = GetCursor();
+ if (!pcursor)
+ return false;
+
+ // Load mapBlockIndex
+ unsigned int fFlags = DB_SET_RANGE;
+ loop
+ {
+ // Read next record
+ CDataStream ssKey;
+ if (fFlags == DB_SET_RANGE)
+ ssKey << make_pair(string("blockindex"), uint256(0));
+ CDataStream ssValue;
+ int ret = ReadAtCursor(pcursor, ssKey, ssValue, fFlags);
+ fFlags = DB_NEXT;
+ if (ret == DB_NOTFOUND)
+ break;
+ else if (ret != 0)
+ return false;
+
+ // Unserialize
+ string strType;
+ ssKey >> strType;
+ if (strType == "blockindex")
+ {
+ CDiskBlockIndex diskindex;
+ ssValue >> diskindex;
+
+ // Construct block index object
+ CBlockIndex* pindexNew = InsertBlockIndex(diskindex.GetBlockHash());
+ pindexNew->pprev = InsertBlockIndex(diskindex.hashPrev);
+ pindexNew->pnext = InsertBlockIndex(diskindex.hashNext);
+ pindexNew->nFile = diskindex.nFile;
+ pindexNew->nBlockPos = diskindex.nBlockPos;
+ pindexNew->nHeight = diskindex.nHeight;
+ pindexNew->nVersion = diskindex.nVersion;
+ pindexNew->hashMerkleRoot = diskindex.hashMerkleRoot;
+ pindexNew->nTime = diskindex.nTime;
+ pindexNew->nBits = diskindex.nBits;
+ pindexNew->nNonce = diskindex.nNonce;
+
+ // Watch for genesis block
+ if (pindexGenesisBlock == NULL && diskindex.GetBlockHash() == hashGenesisBlock)
+ pindexGenesisBlock = pindexNew;
+
+ if (!pindexNew->CheckIndex())
+ return error("LoadBlockIndex() : CheckIndex failed at %d", pindexNew->nHeight);
+ }
+ else
+ {
+ break;
+ }
+ }
+ pcursor->close();
+
+ // Calculate bnChainWork
+ vector<pair<int, CBlockIndex*> > vSortedByHeight;
+ vSortedByHeight.reserve(mapBlockIndex.size());
+ BOOST_FOREACH(const PAIRTYPE(uint256, CBlockIndex*)& item, mapBlockIndex)
+ {
+ CBlockIndex* pindex = item.second;
+ vSortedByHeight.push_back(make_pair(pindex->nHeight, pindex));
+ }
+ sort(vSortedByHeight.begin(), vSortedByHeight.end());
+ BOOST_FOREACH(const PAIRTYPE(int, CBlockIndex*)& item, vSortedByHeight)
+ {
+ CBlockIndex* pindex = item.second;
+ pindex->bnChainWork = (pindex->pprev ? pindex->pprev->bnChainWork : 0) + pindex->GetBlockWork();
+ }
+
+ // Load hashBestChain pointer to end of best chain
+ if (!ReadHashBestChain(hashBestChain))
+ {
+ if (pindexGenesisBlock == NULL)
+ return true;
+ return error("CTxDB::LoadBlockIndex() : hashBestChain not loaded");
+ }
+ if (!mapBlockIndex.count(hashBestChain))
+ return error("CTxDB::LoadBlockIndex() : hashBestChain not found in the block index");
+ pindexBest = mapBlockIndex[hashBestChain];
+ nBestHeight = pindexBest->nHeight;
+ bnBestChainWork = pindexBest->bnChainWork;
+ printf("LoadBlockIndex(): hashBestChain=%s height=%d\n", hashBestChain.ToString().substr(0,20).c_str(), nBestHeight);
+
+ // Load bnBestInvalidWork, OK if it doesn't exist
+ ReadBestInvalidWork(bnBestInvalidWork);
+
+ // Verify blocks in the best chain
+ CBlockIndex* pindexFork = NULL;
+ for (CBlockIndex* pindex = pindexBest; pindex && pindex->pprev; pindex = pindex->pprev)
+ {
+ if (pindex->nHeight < nBestHeight-2500 && !mapArgs.count("-checkblocks"))
+ break;
+ CBlock block;
+ if (!block.ReadFromDisk(pindex))
+ return error("LoadBlockIndex() : block.ReadFromDisk failed");
+ if (!block.CheckBlock())
+ {
+ printf("LoadBlockIndex() : *** found bad block at %d, hash=%s\n", pindex->nHeight, pindex->GetBlockHash().ToString().c_str());
+ pindexFork = pindex->pprev;
+ }
+ }
+ if (pindexFork)
+ {
+ // Reorg back to the fork
+ printf("LoadBlockIndex() : *** moving best chain pointer back to block %d\n", pindexFork->nHeight);
+ CBlock block;
+ if (!block.ReadFromDisk(pindexFork))
+ return error("LoadBlockIndex() : block.ReadFromDisk failed");
+ CTxDB txdb;
+ block.SetBestChain(txdb, pindexFork);
+ }
+
+ return true;
+}
+
+
+
+
+
+//
+// CAddrDB
+//
+
+bool CAddrDB::WriteAddress(const CAddress& addr)
+{
+ return Write(make_pair(string("addr"), addr.GetKey()), addr);
+}
+
+bool CAddrDB::EraseAddress(const CAddress& addr)
+{
+ return Erase(make_pair(string("addr"), addr.GetKey()));
+}
+
+bool CAddrDB::LoadAddresses()
+{
+ CRITICAL_BLOCK(cs_mapAddresses)
+ {
+ // Load user provided addresses
+ CAutoFile filein = fopen((GetDataDir() + "/addr.txt").c_str(), "rt");
+ if (filein)
+ {
+ try
+ {
+ char psz[1000];
+ while (fgets(psz, sizeof(psz), filein))
+ {
+ CAddress addr(psz, false, NODE_NETWORK);
+ addr.nTime = 0; // so it won't relay unless successfully connected
+ if (addr.IsValid())
+ AddAddress(addr);
+ }
+ }
+ catch (...) { }
+ }
+
+ // Get cursor
+ Dbc* pcursor = GetCursor();
+ if (!pcursor)
+ return false;
+
+ loop
+ {
+ // Read next record
+ CDataStream ssKey;
+ CDataStream ssValue;
+ int ret = ReadAtCursor(pcursor, ssKey, ssValue);
+ if (ret == DB_NOTFOUND)
+ break;
+ else if (ret != 0)
+ return false;
+
+ // Unserialize
+ string strType;
+ ssKey >> strType;
+ if (strType == "addr")
+ {
+ CAddress addr;
+ ssValue >> addr;
+ mapAddresses.insert(make_pair(addr.GetKey(), addr));
+ }
+ }
+ pcursor->close();
+
+ printf("Loaded %d addresses\n", mapAddresses.size());
+ }
+
+ return true;
+}
+
+bool LoadAddresses()
+{
+ return CAddrDB("cr+").LoadAddresses();
+}
+
+
+
+
+//
+// CWalletDB
+//
+
+bool CWalletDB::WriteName(const string& strAddress, const string& strName)
+{
+ nWalletDBUpdated++;
+ return Write(make_pair(string("name"), strAddress), strName);
+}
+
+bool CWalletDB::EraseName(const string& strAddress)
+{
+ // This should only be used for sending addresses, never for receiving addresses,
+ // receiving addresses must always have an address book entry if they're not change return.
+ nWalletDBUpdated++;
+ return Erase(make_pair(string("name"), strAddress));
+}
+
+bool CWalletDB::ReadAccount(const string& strAccount, CAccount& account)
+{
+ account.SetNull();
+ return Read(make_pair(string("acc"), strAccount), account);
+}
+
+bool CWalletDB::WriteAccount(const string& strAccount, const CAccount& account)
+{
+ return Write(make_pair(string("acc"), strAccount), account);
+}
+
+bool CWalletDB::WriteAccountingEntry(const CAccountingEntry& acentry)
+{
+ return Write(boost::make_tuple(string("acentry"), acentry.strAccount, ++nAccountingEntryNumber), acentry);
+}
+
+int64 CWalletDB::GetAccountCreditDebit(const string& strAccount)
+{
+ list<CAccountingEntry> entries;
+ ListAccountCreditDebit(strAccount, entries);
+
+ int64 nCreditDebit = 0;
+ BOOST_FOREACH (const CAccountingEntry& entry, entries)
+ nCreditDebit += entry.nCreditDebit;
+
+ return nCreditDebit;
+}
+
+void CWalletDB::ListAccountCreditDebit(const string& strAccount, list<CAccountingEntry>& entries)
+{
+ bool fAllAccounts = (strAccount == "*");
+
+ Dbc* pcursor = GetCursor();
+ if (!pcursor)
+ throw runtime_error("CWalletDB::ListAccountCreditDebit() : cannot create DB cursor");
+ unsigned int fFlags = DB_SET_RANGE;
+ loop
+ {
+ // Read next record
+ CDataStream ssKey;
+ if (fFlags == DB_SET_RANGE)
+ ssKey << boost::make_tuple(string("acentry"), (fAllAccounts? string("") : strAccount), uint64(0));
+ CDataStream ssValue;
+ int ret = ReadAtCursor(pcursor, ssKey, ssValue, fFlags);
+ fFlags = DB_NEXT;
+ if (ret == DB_NOTFOUND)
+ break;
+ else if (ret != 0)
+ {
+ pcursor->close();
+ throw runtime_error("CWalletDB::ListAccountCreditDebit() : error scanning DB");
+ }
+
+ // Unserialize
+ string strType;
+ ssKey >> strType;
+ if (strType != "acentry")
+ break;
+ CAccountingEntry acentry;
+ ssKey >> acentry.strAccount;
+ if (!fAllAccounts && acentry.strAccount != strAccount)
+ break;
+
+ ssValue >> acentry;
+ entries.push_back(acentry);
+ }
+
+ pcursor->close();
+}
+
+
+int CWalletDB::LoadWallet(CWallet* pwallet)
+{
+ pwallet->vchDefaultKey.clear();
+ int nFileVersion = 0;
+ vector<uint256> vWalletUpgrade;
+
+ // Modify defaults
+#ifndef __WXMSW__
+ // Tray icon sometimes disappears on 9.10 karmic koala 64-bit, leaving no way to access the program
+ fMinimizeToTray = false;
+ fMinimizeOnClose = false;
+#endif
+
+ //// todo: shouldn't we catch exceptions and try to recover and continue?
+ CRITICAL_BLOCK(pwallet->cs_mapWallet)
+ CRITICAL_BLOCK(pwallet->cs_KeyStore)
+ {
+ // Get cursor
+ Dbc* pcursor = GetCursor();
+ if (!pcursor)
+ return DB_CORRUPT;
+
+ loop
+ {
+ // Read next record
+ CDataStream ssKey;
+ CDataStream ssValue;
+ int ret = ReadAtCursor(pcursor, ssKey, ssValue);
+ if (ret == DB_NOTFOUND)
+ break;
+ else if (ret != 0)
+ return DB_CORRUPT;
+
+ // Unserialize
+ // Taking advantage of the fact that pair serialization
+ // is just the two items serialized one after the other
+ string strType;
+ ssKey >> strType;
+ if (strType == "name")
+ {
+ string strAddress;
+ ssKey >> strAddress;
+ ssValue >> pwallet->mapAddressBook[strAddress];
+ }
+ else if (strType == "tx")
+ {
+ uint256 hash;
+ ssKey >> hash;
+ CWalletTx& wtx = pwallet->mapWallet[hash];
+ ssValue >> wtx;
+ wtx.pwallet = pwallet;
+
+ if (wtx.GetHash() != hash)
+ printf("Error in wallet.dat, hash mismatch\n");
+
+ // Undo serialize changes in 31600
+ if (31404 <= wtx.fTimeReceivedIsTxTime && wtx.fTimeReceivedIsTxTime <= 31703)
+ {
+ if (!ssValue.empty())
+ {
+ char fTmp;
+ char fUnused;
+ ssValue >> fTmp >> fUnused >> wtx.strFromAccount;
+ printf("LoadWallet() upgrading tx ver=%d %d '%s' %s\n", wtx.fTimeReceivedIsTxTime, fTmp, wtx.strFromAccount.c_str(), hash.ToString().c_str());
+ wtx.fTimeReceivedIsTxTime = fTmp;
+ }
+ else
+ {
+ printf("LoadWallet() repairing tx ver=%d %s\n", wtx.fTimeReceivedIsTxTime, hash.ToString().c_str());
+ wtx.fTimeReceivedIsTxTime = 0;
+ }
+ vWalletUpgrade.push_back(hash);
+ }
+
+ //// debug print
+ //printf("LoadWallet %s\n", wtx.GetHash().ToString().c_str());
+ //printf(" %12I64d %s %s %s\n",
+ // wtx.vout[0].nValue,
+ // DateTimeStrFormat("%x %H:%M:%S", wtx.GetBlockTime()).c_str(),
+ // wtx.hashBlock.ToString().substr(0,20).c_str(),
+ // wtx.mapValue["message"].c_str());
+ }
+ else if (strType == "acentry")
+ {
+ string strAccount;
+ ssKey >> strAccount;
+ uint64 nNumber;
+ ssKey >> nNumber;
+ if (nNumber > nAccountingEntryNumber)
+ nAccountingEntryNumber = nNumber;
+ }
+ else if (strType == "key" || strType == "wkey")
+ {
+ vector<unsigned char> vchPubKey;
+ ssKey >> vchPubKey;
+ CKey key;
+ if (strType == "key")
+ {
+ CPrivKey pkey;
+ ssValue >> pkey;
+ key.SetPrivKey(pkey);
+ }
+ else
+ {
+ CWalletKey wkey;
+ ssValue >> wkey;
+ key.SetPrivKey(wkey.vchPrivKey);
+ }
+ if (!pwallet->LoadKey(key))
+ return DB_CORRUPT;
+ }
+ else if (strType == "mkey")
+ {
+ unsigned int nID;
+ ssKey >> nID;
+ CMasterKey kMasterKey;
+ ssValue >> kMasterKey;
+ if(pwallet->mapMasterKeys.count(nID) != 0)
+ return DB_CORRUPT;
+ pwallet->mapMasterKeys[nID] = kMasterKey;
+ if (pwallet->nMasterKeyMaxID < nID)
+ pwallet->nMasterKeyMaxID = nID;
+ }
+ else if (strType == "ckey")
+ {
+ vector<unsigned char> vchPubKey;
+ ssKey >> vchPubKey;
+ vector<unsigned char> vchPrivKey;
+ ssValue >> vchPrivKey;
+ if (!pwallet->LoadCryptedKey(vchPubKey, vchPrivKey))
+ return DB_CORRUPT;
+ }
+ else if (strType == "defaultkey")
+ {
+ ssValue >> pwallet->vchDefaultKey;
+ }
+ else if (strType == "pool")
+ {
+ int64 nIndex;
+ ssKey >> nIndex;
+ pwallet->setKeyPool.insert(nIndex);
+ }
+ else if (strType == "version")
+ {
+ ssValue >> nFileVersion;
+ if (nFileVersion == 10300)
+ nFileVersion = 300;
+ }
+ else if (strType == "setting")
+ {
+ string strKey;
+ ssKey >> strKey;
+
+ // Options
+#ifndef GUI
+ if (strKey == "fGenerateBitcoins") ssValue >> fGenerateBitcoins;
+#endif
+ if (strKey == "nTransactionFee") ssValue >> nTransactionFee;
+ if (strKey == "fLimitProcessors") ssValue >> fLimitProcessors;
+ if (strKey == "nLimitProcessors") ssValue >> nLimitProcessors;
+ if (strKey == "fMinimizeToTray") ssValue >> fMinimizeToTray;
+ if (strKey == "fMinimizeOnClose") ssValue >> fMinimizeOnClose;
+ if (strKey == "fUseProxy") ssValue >> fUseProxy;
+ if (strKey == "addrProxy") ssValue >> addrProxy;
+ if (fHaveUPnP && strKey == "fUseUPnP") ssValue >> fUseUPnP;
+ }
+ else if (strType == "minversion")
+ {
+ int nMinVersion = 0;
+ ssValue >> nMinVersion;
+ if (nMinVersion > VERSION)
+ return DB_TOO_NEW;
+ }
+ }
+ pcursor->close();
+ }
+
+ BOOST_FOREACH(uint256 hash, vWalletUpgrade)
+ WriteTx(hash, pwallet->mapWallet[hash]);
+
+ printf("nFileVersion = %d\n", nFileVersion);
+ printf("fGenerateBitcoins = %d\n", fGenerateBitcoins);
+ printf("nTransactionFee = %"PRI64d"\n", nTransactionFee);
+ printf("fMinimizeToTray = %d\n", fMinimizeToTray);
+ printf("fMinimizeOnClose = %d\n", fMinimizeOnClose);
+ printf("fUseProxy = %d\n", fUseProxy);
+ printf("addrProxy = %s\n", addrProxy.ToString().c_str());
+ if (fHaveUPnP)
+ printf("fUseUPnP = %d\n", fUseUPnP);
+
+
+ // Upgrade
+ if (nFileVersion < VERSION)
+ {
+ // Get rid of old debug.log file in current directory
+ if (nFileVersion <= 105 && !pszSetDataDir[0])
+ unlink("debug.log");
+
+ WriteVersion(VERSION);
+ }
+
+
+ return DB_LOAD_OK;
+}
+
+void ThreadFlushWalletDB(void* parg)
+{
+ const string& strFile = ((const string*)parg)[0];
+ static bool fOneThread;
+ if (fOneThread)
+ return;
+ fOneThread = true;
+ if (mapArgs.count("-noflushwallet"))
+ return;
+
+ unsigned int nLastSeen = nWalletDBUpdated;
+ unsigned int nLastFlushed = nWalletDBUpdated;
+ int64 nLastWalletUpdate = GetTime();
+ while (!fShutdown)
+ {
+ Sleep(500);
+
+ if (nLastSeen != nWalletDBUpdated)
+ {
+ nLastSeen = nWalletDBUpdated;
+ nLastWalletUpdate = GetTime();
+ }
+
+ if (nLastFlushed != nWalletDBUpdated && GetTime() - nLastWalletUpdate >= 2)
+ {
+ TRY_CRITICAL_BLOCK(cs_db)
+ {
+ // Don't do this if any databases are in use
+ int nRefCount = 0;
+ map<string, int>::iterator mi = mapFileUseCount.begin();
+ while (mi != mapFileUseCount.end())
+ {
+ nRefCount += (*mi).second;
+ mi++;
+ }
+
+ if (nRefCount == 0 && !fShutdown)
+ {
+ map<string, int>::iterator mi = mapFileUseCount.find(strFile);
+ if (mi != mapFileUseCount.end())
+ {
+ printf("%s ", DateTimeStrFormat("%x %H:%M:%S", GetTime()).c_str());
+ printf("Flushing wallet.dat\n");
+ nLastFlushed = nWalletDBUpdated;
+ int64 nStart = GetTimeMillis();
+
+ // Flush wallet.dat so it's self contained
+ CloseDb(strFile);
+ dbenv.txn_checkpoint(0, 0, 0);
+ dbenv.lsn_reset(strFile.c_str(), 0);
+
+ mapFileUseCount.erase(mi++);
+ printf("Flushed wallet.dat %"PRI64d"ms\n", GetTimeMillis() - nStart);
+ }
+ }
+ }
+ }
+ }
+}
+
+bool BackupWallet(const CWallet& wallet, const string& strDest)
+{
+ if (!wallet.fFileBacked)
+ return false;
+ while (!fShutdown)
+ {
+ CRITICAL_BLOCK(cs_db)
+ {
+ if (!mapFileUseCount.count(wallet.strWalletFile) || mapFileUseCount[wallet.strWalletFile] == 0)
+ {
+ // Flush log data to the dat file
+ CloseDb(wallet.strWalletFile);
+ dbenv.txn_checkpoint(0, 0, 0);
+ dbenv.lsn_reset(wallet.strWalletFile.c_str(), 0);
+ mapFileUseCount.erase(wallet.strWalletFile);
+
+ // Copy wallet.dat
+ filesystem::path pathSrc(GetDataDir() + "/" + wallet.strWalletFile);
+ filesystem::path pathDest(strDest);
+ if (filesystem::is_directory(pathDest))
+ pathDest = pathDest / wallet.strWalletFile;
+#if BOOST_VERSION >= 104000
+ filesystem::copy_file(pathSrc, pathDest, filesystem::copy_option::overwrite_if_exists);
+#else
+ filesystem::copy_file(pathSrc, pathDest);
+#endif
+ printf("copied wallet.dat to %s\n", pathDest.string().c_str());
+
+ return true;
+ }
+ }
+ Sleep(100);
+ }
+ return false;
+}
generated by cgit v1.2.3 (git 2.25.1) at 2026-04-28 21:14:32 +0000