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Merge #8694: Basic multiwallet support

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c237bd7 wallet: Update formatting (Luke Dashjr)
9cbe8c8 wallet: Forbid -salvagewallet, -zapwallettxes, and -upgradewallet with multiple wallets (Luke Dashjr)
a2a5f3f wallet: Base backup filenames on original wallet filename (Luke Dashjr)
b823a4c wallet: Include actual backup filename in recovery warning message (Luke Dashjr)
84dcb45 Bugfix: wallet: Fix warningStr, errorStr argument order (Luke Dashjr)
008c360 Wallet: Move multiwallet sanity checks to CWallet::Verify, and do other checks on all wallets (Luke Dashjr)
0f08575 Wallet: Support loading multiple wallets if -wallet used more than once (Luke Dashjr)
b124cf0 Wallet: Replace pwalletMain with a vector of wallet pointers (Luke Dashjr)
19b3648 CWalletDB: Store the update counter per wallet (Luke Dashjr)
74e8738 Bugfix: ForceSetArg should replace entr(ies) in mapMultiArgs, not append (Luke Dashjr)
23fb9ad wallet: Move nAccountingEntryNumber from static/global to CWallet (Luke Dashjr)
9d15d55 Bugfix: wallet: Increment "update counter" when modifying account stuff (Luke Dashjr)
f28eb80 Bugfix: wallet: Increment "update counter" only after actually making the applicable db changes to avoid potential races (Luke Dashjr)

Tree-SHA512: 23f5dda58477307bc07997010740f1dc729164cdddefd2f9a2c9c7a877111eb1516d3e2ad4f9b104621f0b7f17369c69fcef13d28b85cb6c01d35f09a8845f23
This commit is contained in:
Wladimir J. van der Laan
2017-06-12 13:02:37 +02:00
parent fa1f106218 c237bd750e
commit 177433ad22
12 changed files with 197 additions and 166 deletions
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148
src/wallet/walletdb.cpp
View File

@@ -21,59 +21,47 @@
#include <boost/foreach.hpp>
#include <boost/thread.hpp>
static uint64_t nAccountingEntryNumber = 0;
static std::atomic<unsigned int> nWalletDBUpdateCounter;
//
// CWalletDB
//
bool CWalletDB::WriteName(const std::string& strAddress, const std::string& strName)
{
nWalletDBUpdateCounter++;
return batch.Write(std::make_pair(std::string("name"), strAddress), strName);
return WriteIC(std::make_pair(std::string("name"), strAddress), strName);
}
bool CWalletDB::EraseName(const std::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.
nWalletDBUpdateCounter++;
return batch.Erase(std::make_pair(std::string("name"), strAddress));
return EraseIC(std::make_pair(std::string("name"), strAddress));
}
bool CWalletDB::WritePurpose(const std::string& strAddress, const std::string& strPurpose)
{
nWalletDBUpdateCounter++;
return batch.Write(std::make_pair(std::string("purpose"), strAddress), strPurpose);
return WriteIC(std::make_pair(std::string("purpose"), strAddress), strPurpose);
}
bool CWalletDB::ErasePurpose(const std::string& strPurpose)
{
nWalletDBUpdateCounter++;
return batch.Erase(std::make_pair(std::string("purpose"), strPurpose));
return EraseIC(std::make_pair(std::string("purpose"), strPurpose));
}
bool CWalletDB::WriteTx(const CWalletTx& wtx)
{
nWalletDBUpdateCounter++;
return batch.Write(std::make_pair(std::string("tx"), wtx.GetHash()), wtx);
return WriteIC(std::make_pair(std::string("tx"), wtx.GetHash()), wtx);
}
bool CWalletDB::EraseTx(uint256 hash)
{
nWalletDBUpdateCounter++;
return batch.Erase(std::make_pair(std::string("tx"), hash));
return EraseIC(std::make_pair(std::string("tx"), hash));
}
bool CWalletDB::WriteKey(const CPubKey& vchPubKey, const CPrivKey& vchPrivKey, const CKeyMetadata& keyMeta)
{
nWalletDBUpdateCounter++;
if (!batch.Write(std::make_pair(std::string("keymeta"), vchPubKey),
keyMeta, false))
if (!WriteIC(std::make_pair(std::string("keymeta"), vchPubKey), keyMeta, false)) {
return false;
}
// hash pubkey/privkey to accelerate wallet load
std::vector<unsigned char> vchKey;
@@ -81,7 +69,7 @@ bool CWalletDB::WriteKey(const CPubKey& vchPubKey, const CPrivKey& vchPrivKey, c
vchKey.insert(vchKey.end(), vchPubKey.begin(), vchPubKey.end());
vchKey.insert(vchKey.end(), vchPrivKey.begin(), vchPrivKey.end());
return batch.Write(std::make_pair(std::string("key"), vchPubKey), std::make_pair(vchPrivKey, Hash(vchKey.begin(), vchKey.end())), false);
return WriteIC(std::make_pair(std::string("key"), vchPubKey), std::make_pair(vchPrivKey, Hash(vchKey.begin(), vchKey.end())), false);
}
bool CWalletDB::WriteCryptedKey(const CPubKey& vchPubKey,
@@ -89,55 +77,53 @@ bool CWalletDB::WriteCryptedKey(const CPubKey& vchPubKey,
const CKeyMetadata &keyMeta)
{
const bool fEraseUnencryptedKey = true;
nWalletDBUpdateCounter++;
if (!batch.Write(std::make_pair(std::string("keymeta"), vchPubKey),
keyMeta))
if (!WriteIC(std::make_pair(std::string("keymeta"), vchPubKey), keyMeta)) {
return false;
}
if (!batch.Write(std::make_pair(std::string("ckey"), vchPubKey), vchCryptedSecret, false))
if (!WriteIC(std::make_pair(std::string("ckey"), vchPubKey), vchCryptedSecret, false)) {
return false;
}
if (fEraseUnencryptedKey)
{
batch.Erase(std::make_pair(std::string("key"), vchPubKey));
batch.Erase(std::make_pair(std::string("wkey"), vchPubKey));
EraseIC(std::make_pair(std::string("key"), vchPubKey));
EraseIC(std::make_pair(std::string("wkey"), vchPubKey));
}
return true;
}
bool CWalletDB::WriteMasterKey(unsigned int nID, const CMasterKey& kMasterKey)
{
nWalletDBUpdateCounter++;
return batch.Write(std::make_pair(std::string("mkey"), nID), kMasterKey, true);
return WriteIC(std::make_pair(std::string("mkey"), nID), kMasterKey, true);
}
bool CWalletDB::WriteCScript(const uint160& hash, const CScript& redeemScript)
{
nWalletDBUpdateCounter++;
return batch.Write(std::make_pair(std::string("cscript"), hash), *(const CScriptBase*)(&redeemScript), false);
return WriteIC(std::make_pair(std::string("cscript"), hash), *(const CScriptBase*)(&redeemScript), false);
}
bool CWalletDB::WriteWatchOnly(const CScript &dest, const CKeyMetadata& keyMeta)
{
nWalletDBUpdateCounter++;
if (!batch.Write(std::make_pair(std::string("watchmeta"), *(const CScriptBase*)(&dest)), keyMeta))
if (!WriteIC(std::make_pair(std::string("watchmeta"), *(const CScriptBase*)(&dest)), keyMeta)) {
return false;
return batch.Write(std::make_pair(std::string("watchs"), *(const CScriptBase*)(&dest)), '1');
}
return WriteIC(std::make_pair(std::string("watchs"), *(const CScriptBase*)(&dest)), '1');
}
bool CWalletDB::EraseWatchOnly(const CScript &dest)
{
nWalletDBUpdateCounter++;
if (!batch.Erase(std::make_pair(std::string("watchmeta"), *(const CScriptBase*)(&dest))))
if (!EraseIC(std::make_pair(std::string("watchmeta"), *(const CScriptBase*)(&dest)))) {
return false;
return batch.Erase(std::make_pair(std::string("watchs"), *(const CScriptBase*)(&dest)));
}
return EraseIC(std::make_pair(std::string("watchs"), *(const CScriptBase*)(&dest)));
}
bool CWalletDB::WriteBestBlock(const CBlockLocator& locator)
{
nWalletDBUpdateCounter++;
batch.Write(std::string("bestblock"), CBlockLocator()); // Write empty block locator so versions that require a merkle branch automatically rescan
return batch.Write(std::string("bestblock_nomerkle"), locator);
WriteIC(std::string("bestblock"), CBlockLocator()); // Write empty block locator so versions that require a merkle branch automatically rescan
return WriteIC(std::string("bestblock_nomerkle"), locator);
}
bool CWalletDB::ReadBestBlock(CBlockLocator& locator)
@@ -148,14 +134,12 @@ bool CWalletDB::ReadBestBlock(CBlockLocator& locator)
bool CWalletDB::WriteOrderPosNext(int64_t nOrderPosNext)
{
nWalletDBUpdateCounter++;
return batch.Write(std::string("orderposnext"), nOrderPosNext);
return WriteIC(std::string("orderposnext"), nOrderPosNext);
}
bool CWalletDB::WriteDefaultKey(const CPubKey& vchPubKey)
{
nWalletDBUpdateCounter++;
return batch.Write(std::string("defaultkey"), vchPubKey);
return WriteIC(std::string("defaultkey"), vchPubKey);
}
bool CWalletDB::ReadPool(int64_t nPool, CKeyPool& keypool)
@@ -165,19 +149,17 @@ bool CWalletDB::ReadPool(int64_t nPool, CKeyPool& keypool)
bool CWalletDB::WritePool(int64_t nPool, const CKeyPool& keypool)
{
nWalletDBUpdateCounter++;
return batch.Write(std::make_pair(std::string("pool"), nPool), keypool);
return WriteIC(std::make_pair(std::string("pool"), nPool), keypool);
}
bool CWalletDB::ErasePool(int64_t nPool)
{
nWalletDBUpdateCounter++;
return batch.Erase(std::make_pair(std::string("pool"), nPool));
return EraseIC(std::make_pair(std::string("pool"), nPool));
}
bool CWalletDB::WriteMinVersion(int nVersion)
{
return batch.Write(std::string("minversion"), nVersion);
return WriteIC(std::string("minversion"), nVersion);
}
bool CWalletDB::ReadAccount(const std::string& strAccount, CAccount& account)
@@ -188,17 +170,12 @@ bool CWalletDB::ReadAccount(const std::string& strAccount, CAccount& account)
bool CWalletDB::WriteAccount(const std::string& strAccount, const CAccount& account)
{
return batch.Write(std::make_pair(std::string("acc"), strAccount), account);
return WriteIC(std::make_pair(std::string("acc"), strAccount), account);
}
bool CWalletDB::WriteAccountingEntry(const uint64_t nAccEntryNum, const CAccountingEntry& acentry)
{
return batch.Write(std::make_pair(std::string("acentry"), std::make_pair(acentry.strAccount, nAccEntryNum)), acentry);
}
bool CWalletDB::WriteAccountingEntry_Backend(const CAccountingEntry& acentry)
{
return WriteAccountingEntry(++nAccountingEntryNumber, acentry);
return WriteIC(std::make_pair(std::string("acentry"), std::make_pair(acentry.strAccount, nAccEntryNum)), acentry);
}
CAmount CWalletDB::GetAccountCreditDebit(const std::string& strAccount)
@@ -337,8 +314,9 @@ ReadKeyValue(CWallet* pwallet, CDataStream& ssKey, CDataStream& ssValue,
ssKey >> strAccount;
uint64_t nNumber;
ssKey >> nNumber;
if (nNumber > nAccountingEntryNumber)
nAccountingEntryNumber = nNumber;
if (nNumber > pwallet->nAccountingEntryNumber) {
pwallet->nAccountingEntryNumber = nNumber;
}
if (!wss.fAnyUnordered)
{
@@ -784,38 +762,39 @@ void MaybeCompactWalletDB()
return;
}
static unsigned int nLastSeen = CWalletDB::GetUpdateCounter();
static unsigned int nLastFlushed = CWalletDB::GetUpdateCounter();
static int64_t nLastWalletUpdate = GetTime();
for (CWalletRef pwallet : vpwallets) {
CWalletDBWrapper& dbh = pwallet->GetDBHandle();
if (nLastSeen != CWalletDB::GetUpdateCounter())
{
nLastSeen = CWalletDB::GetUpdateCounter();
nLastWalletUpdate = GetTime();
}
unsigned int nUpdateCounter = dbh.nUpdateCounter;
if (nLastFlushed != CWalletDB::GetUpdateCounter() && GetTime() - nLastWalletUpdate >= 2)
{
if (CDB::PeriodicFlush(pwalletMain->GetDBHandle())) {
nLastFlushed = CWalletDB::GetUpdateCounter();
if (dbh.nLastSeen != nUpdateCounter) {
dbh.nLastSeen = nUpdateCounter;
dbh.nLastWalletUpdate = GetTime();
}
if (dbh.nLastFlushed != nUpdateCounter && GetTime() - dbh.nLastWalletUpdate >= 2) {
if (CDB::PeriodicFlush(dbh)) {
dbh.nLastFlushed = nUpdateCounter;
}
}
}
fOneThread = false;
}
//
// Try to (very carefully!) recover wallet file if there is a problem.
//
bool CWalletDB::Recover(const std::string& filename, void *callbackDataIn, bool (*recoverKVcallback)(void* callbackData, CDataStream ssKey, CDataStream ssValue))
bool CWalletDB::Recover(const std::string& filename, void *callbackDataIn, bool (*recoverKVcallback)(void* callbackData, CDataStream ssKey, CDataStream ssValue), std::string& out_backup_filename)
{
return CDB::Recover(filename, callbackDataIn, recoverKVcallback);
return CDB::Recover(filename, callbackDataIn, recoverKVcallback, out_backup_filename);
}
bool CWalletDB::Recover(const std::string& filename)
bool CWalletDB::Recover(const std::string& filename, std::string& out_backup_filename)
{
// recover without a key filter callback
// results in recovering all record types
return CWalletDB::Recover(filename, NULL, NULL);
return CWalletDB::Recover(filename, NULL, NULL, out_backup_filename);
}
bool CWalletDB::RecoverKeysOnlyFilter(void *callbackData, CDataStream ssKey, CDataStream ssValue)
@@ -848,36 +827,23 @@ bool CWalletDB::VerifyEnvironment(const std::string& walletFile, const fs::path&
bool CWalletDB::VerifyDatabaseFile(const std::string& walletFile, const fs::path& dataDir, std::string& warningStr, std::string& errorStr)
{
return CDB::VerifyDatabaseFile(walletFile, dataDir, errorStr, warningStr, CWalletDB::Recover);
return CDB::VerifyDatabaseFile(walletFile, dataDir, warningStr, errorStr, CWalletDB::Recover);
}
bool CWalletDB::WriteDestData(const std::string &address, const std::string &key, const std::string &value)
{
nWalletDBUpdateCounter++;
return batch.Write(std::make_pair(std::string("destdata"), std::make_pair(address, key)), value);
return WriteIC(std::make_pair(std::string("destdata"), std::make_pair(address, key)), value);
}
bool CWalletDB::EraseDestData(const std::string &address, const std::string &key)
{
nWalletDBUpdateCounter++;
return batch.Erase(std::make_pair(std::string("destdata"), std::make_pair(address, key)));
return EraseIC(std::make_pair(std::string("destdata"), std::make_pair(address, key)));
}
bool CWalletDB::WriteHDChain(const CHDChain& chain)
{
nWalletDBUpdateCounter++;
return batch.Write(std::string("hdchain"), chain);
}
void CWalletDB::IncrementUpdateCounter()
{
nWalletDBUpdateCounter++;
}
unsigned int CWalletDB::GetUpdateCounter()
{
return nWalletDBUpdateCounter;
return WriteIC(std::string("hdchain"), chain);
}
bool CWalletDB::TxnBegin()