diff options
| -rw-r--r-- | src/init.cpp | 21 | ||||
| -rw-r--r-- | src/wallet.cpp | 24 | ||||
| -rw-r--r-- | src/wallet.h | 1 | ||||
| -rw-r--r-- | src/walletdb.cpp | 80 | ||||
| -rw-r--r-- | src/walletdb.h | 2 |
5 files changed, 128 insertions, 0 deletions
diff --git a/src/init.cpp b/src/init.cpp index 12fb129073..2bfa8810c8 100644 --- a/src/init.cpp +++ b/src/init.cpp @@ -270,6 +270,7 @@ std::string HelpMessage(HelpMessageMode hmm) strUsage += " -disablewallet " + _("Do not load the wallet and disable wallet RPC calls") + "\n"; strUsage += " -paytxfee=<amt> " + _("Fee per kB to add to transactions you send") + "\n"; strUsage += " -rescan " + _("Rescan the block chain for missing wallet transactions") + "\n"; + strUsage += " -zapwallettxes " + _("Clear list of wallet transactions (diagnostic tool; implies -rescan)") + "\n"; strUsage += " -salvagewallet " + _("Attempt to recover private keys from a corrupt wallet.dat") + "\n"; strUsage += " -upgradewallet " + _("Upgrade wallet to latest format") + "\n"; strUsage += " -wallet=<file> " + _("Specify wallet file (within data directory)") + "\n"; @@ -454,6 +455,12 @@ bool AppInit2(boost::thread_group& threadGroup) LogPrintf("AppInit2 : parameter interaction: -salvagewallet=1 -> setting -rescan=1\n"); } + // -zapwallettx implies a rescan + if (GetBoolArg("-zapwallettxes", false)) { + if (SoftSetBoolArg("-rescan", true)) + LogPrintf("AppInit2 : parameter interaction: -zapwallettxes=1 -> setting -rescan=1\n"); + } + // Make sure enough file descriptors are available int nBind = std::max((int)mapArgs.count("-bind"), 1); nMaxConnections = GetArg("-maxconnections", 125); @@ -899,6 +906,20 @@ bool AppInit2(boost::thread_group& threadGroup) pwalletMain = NULL; LogPrintf("Wallet disabled!\n"); } else { + if (GetBoolArg("-zapwallettxes", false)) { + uiInterface.InitMessage(_("Zapping all transactions from wallet...")); + + pwalletMain = new CWallet(strWalletFile); + DBErrors nZapWalletRet = pwalletMain->ZapWalletTx(); + if (nZapWalletRet != DB_LOAD_OK) { + uiInterface.InitMessage(_("Error loading wallet.dat: Wallet corrupted")); + return false; + } + + delete pwalletMain; + pwalletMain = NULL; + } + uiInterface.InitMessage(_("Loading wallet...")); nStart = GetTimeMillis(); diff --git a/src/wallet.cpp b/src/wallet.cpp index e3c460ff33..1ba70c1160 100644 --- a/src/wallet.cpp +++ b/src/wallet.cpp @@ -1497,6 +1497,30 @@ DBErrors CWallet::LoadWallet(bool& fFirstRunRet) } +DBErrors CWallet::ZapWalletTx() +{ + if (!fFileBacked) + return DB_LOAD_OK; + DBErrors nZapWalletTxRet = CWalletDB(strWalletFile,"cr+").ZapWalletTx(this); + if (nZapWalletTxRet == DB_NEED_REWRITE) + { + if (CDB::Rewrite(strWalletFile, "\x04pool")) + { + LOCK(cs_wallet); + setKeyPool.clear(); + // Note: can't top-up keypool here, because wallet is locked. + // User will be prompted to unlock wallet the next operation + // the requires a new key. + } + } + + if (nZapWalletTxRet != DB_LOAD_OK) + return nZapWalletTxRet; + + return DB_LOAD_OK; +} + + bool CWallet::SetAddressBook(const CTxDestination& address, const string& strName, const string& strPurpose) { AssertLockHeld(cs_wallet); // mapAddressBook diff --git a/src/wallet.h b/src/wallet.h index ca40ba8185..a8f1a81b3c 100644 --- a/src/wallet.h +++ b/src/wallet.h @@ -323,6 +323,7 @@ public: void SetBestChain(const CBlockLocator& loc); DBErrors LoadWallet(bool& fFirstRunRet); + DBErrors ZapWalletTx(); bool SetAddressBook(const CTxDestination& address, const std::string& strName, const std::string& purpose); diff --git a/src/walletdb.cpp b/src/walletdb.cpp index 56349fcfbd..b3cc9a2350 100644 --- a/src/walletdb.cpp +++ b/src/walletdb.cpp @@ -684,6 +684,86 @@ DBErrors CWalletDB::LoadWallet(CWallet* pwallet) return result; } +DBErrors CWalletDB::FindWalletTx(CWallet* pwallet, vector<uint256>& vTxHash) +{ + pwallet->vchDefaultKey = CPubKey(); + CWalletScanState wss; + bool fNoncriticalErrors = false; + DBErrors result = DB_LOAD_OK; + + try { + LOCK(pwallet->cs_wallet); + int nMinVersion = 0; + if (Read((string)"minversion", nMinVersion)) + { + if (nMinVersion > CLIENT_VERSION) + return DB_TOO_NEW; + pwallet->LoadMinVersion(nMinVersion); + } + + // Get cursor + Dbc* pcursor = GetCursor(); + if (!pcursor) + { + LogPrintf("Error getting wallet database cursor\n"); + return DB_CORRUPT; + } + + while (true) + { + // Read next record + CDataStream ssKey(SER_DISK, CLIENT_VERSION); + CDataStream ssValue(SER_DISK, CLIENT_VERSION); + int ret = ReadAtCursor(pcursor, ssKey, ssValue); + if (ret == DB_NOTFOUND) + break; + else if (ret != 0) + { + LogPrintf("Error reading next record from wallet database\n"); + return DB_CORRUPT; + } + + string strType; + ssKey >> strType; + if (strType == "tx") { + uint256 hash; + ssKey >> hash; + + vTxHash.push_back(hash); + } + } + pcursor->close(); + } + catch (boost::thread_interrupted) { + throw; + } + catch (...) { + result = DB_CORRUPT; + } + + if (fNoncriticalErrors && result == DB_LOAD_OK) + result = DB_NONCRITICAL_ERROR; + + return result; +} + +DBErrors CWalletDB::ZapWalletTx(CWallet* pwallet) +{ + // build list of wallet TXs + vector<uint256> vTxHash; + DBErrors err = FindWalletTx(pwallet, vTxHash); + if (err != DB_LOAD_OK) + return err; + + // erase each wallet TX + BOOST_FOREACH (uint256& hash, vTxHash) { + if (!EraseTx(hash)) + return DB_CORRUPT; + } + + return DB_LOAD_OK; +} + void ThreadFlushWalletDB(const string& strFile) { // Make this thread recognisable as the wallet flushing thread diff --git a/src/walletdb.h b/src/walletdb.h index 4f3e29283e..3bfb436050 100644 --- a/src/walletdb.h +++ b/src/walletdb.h @@ -122,6 +122,8 @@ public: DBErrors ReorderTransactions(CWallet*); DBErrors LoadWallet(CWallet* pwallet); + DBErrors FindWalletTx(CWallet* pwallet, std::vector<uint256>& vTxHash); + DBErrors ZapWalletTx(CWallet* pwallet); static bool Recover(CDBEnv& dbenv, std::string filename, bool fOnlyKeys); static bool Recover(CDBEnv& dbenv, std::string filename); }; |