diff options
Diffstat (limited to 'src/wallet')
-rw-r--r-- | src/wallet/coincontrol.h | 8 | ||||
-rw-r--r-- | src/wallet/crypter.cpp | 151 | ||||
-rw-r--r-- | src/wallet/crypter.h | 50 | ||||
-rw-r--r-- | src/wallet/db.cpp | 108 | ||||
-rw-r--r-- | src/wallet/db.h | 14 | ||||
-rw-r--r-- | src/wallet/feebumper.cpp | 244 | ||||
-rw-r--r-- | src/wallet/feebumper.h | 67 | ||||
-rw-r--r-- | src/wallet/fees.cpp | 14 | ||||
-rw-r--r-- | src/wallet/fees.h | 2 | ||||
-rw-r--r-- | src/wallet/init.cpp | 32 | ||||
-rw-r--r-- | src/wallet/rpcdump.cpp | 49 | ||||
-rw-r--r-- | src/wallet/rpcwallet.cpp | 312 | ||||
-rw-r--r-- | src/wallet/test/accounting_tests.cpp | 8 | ||||
-rw-r--r-- | src/wallet/test/crypto_tests.cpp | 6 | ||||
-rw-r--r-- | src/wallet/test/wallet_test_fixture.cpp | 19 | ||||
-rw-r--r-- | src/wallet/test/wallet_test_fixture.h | 2 | ||||
-rw-r--r-- | src/wallet/test/wallet_tests.cpp | 25 | ||||
-rw-r--r-- | src/wallet/wallet.cpp | 175 | ||||
-rw-r--r-- | src/wallet/wallet.h | 58 | ||||
-rw-r--r-- | src/wallet/walletdb.cpp | 26 | ||||
-rw-r--r-- | src/wallet/walletdb.h | 8 |
21 files changed, 846 insertions, 532 deletions
diff --git a/src/wallet/coincontrol.h b/src/wallet/coincontrol.h index fc0e7c519e..15fd105779 100644 --- a/src/wallet/coincontrol.h +++ b/src/wallet/coincontrol.h @@ -5,10 +5,10 @@ #ifndef BITCOIN_WALLET_COINCONTROL_H #define BITCOIN_WALLET_COINCONTROL_H -#include "policy/feerate.h" -#include "policy/fees.h" -#include "primitives/transaction.h" -#include "wallet/wallet.h" +#include <policy/feerate.h> +#include <policy/fees.h> +#include <primitives/transaction.h> +#include <wallet/wallet.h> #include <boost/optional.hpp> diff --git a/src/wallet/crypter.cpp b/src/wallet/crypter.cpp index 8db3bfd69c..4cd7db048b 100644 --- a/src/wallet/crypter.cpp +++ b/src/wallet/crypter.cpp @@ -2,13 +2,13 @@ // Distributed under the MIT software license, see the accompanying // file COPYING or http://www.opensource.org/licenses/mit-license.php. -#include "crypter.h" +#include <wallet/crypter.h> -#include "crypto/aes.h" -#include "crypto/sha512.h" -#include "script/script.h" -#include "script/standard.h" -#include "util.h" +#include <crypto/aes.h> +#include <crypto/sha512.h> +#include <script/script.h> +#include <script/standard.h> +#include <util.h> #include <string> #include <vector> @@ -152,6 +152,15 @@ bool CCryptoKeyStore::SetCrypted() return true; } +bool CCryptoKeyStore::IsLocked() const +{ + if (!IsCrypted()) { + return false; + } + LOCK(cs_KeyStore); + return vMasterKey.empty(); +} + bool CCryptoKeyStore::Lock() { if (!SetCrypted()) @@ -206,21 +215,23 @@ bool CCryptoKeyStore::Unlock(const CKeyingMaterial& vMasterKeyIn) bool CCryptoKeyStore::AddKeyPubKey(const CKey& key, const CPubKey &pubkey) { - { - LOCK(cs_KeyStore); - if (!IsCrypted()) - return CBasicKeyStore::AddKeyPubKey(key, pubkey); + LOCK(cs_KeyStore); + if (!IsCrypted()) { + return CBasicKeyStore::AddKeyPubKey(key, pubkey); + } - if (IsLocked()) - return false; + if (IsLocked()) { + return false; + } - std::vector<unsigned char> vchCryptedSecret; - CKeyingMaterial vchSecret(key.begin(), key.end()); - if (!EncryptSecret(vMasterKey, vchSecret, pubkey.GetHash(), vchCryptedSecret)) - return false; + std::vector<unsigned char> vchCryptedSecret; + CKeyingMaterial vchSecret(key.begin(), key.end()); + if (!EncryptSecret(vMasterKey, vchSecret, pubkey.GetHash(), vchCryptedSecret)) { + return false; + } - if (!AddCryptedKey(pubkey, vchCryptedSecret)) - return false; + if (!AddCryptedKey(pubkey, vchCryptedSecret)) { + return false; } return true; } @@ -228,72 +239,88 @@ bool CCryptoKeyStore::AddKeyPubKey(const CKey& key, const CPubKey &pubkey) bool CCryptoKeyStore::AddCryptedKey(const CPubKey &vchPubKey, const std::vector<unsigned char> &vchCryptedSecret) { - { - LOCK(cs_KeyStore); - if (!SetCrypted()) - return false; - - mapCryptedKeys[vchPubKey.GetID()] = make_pair(vchPubKey, vchCryptedSecret); + LOCK(cs_KeyStore); + if (!SetCrypted()) { + return false; } + + mapCryptedKeys[vchPubKey.GetID()] = make_pair(vchPubKey, vchCryptedSecret); return true; } +bool CCryptoKeyStore::HaveKey(const CKeyID &address) const +{ + LOCK(cs_KeyStore); + if (!IsCrypted()) { + return CBasicKeyStore::HaveKey(address); + } + return mapCryptedKeys.count(address) > 0; +} + bool CCryptoKeyStore::GetKey(const CKeyID &address, CKey& keyOut) const { - { - LOCK(cs_KeyStore); - if (!IsCrypted()) - return CBasicKeyStore::GetKey(address, keyOut); + LOCK(cs_KeyStore); + if (!IsCrypted()) { + return CBasicKeyStore::GetKey(address, keyOut); + } - CryptedKeyMap::const_iterator mi = mapCryptedKeys.find(address); - if (mi != mapCryptedKeys.end()) - { - const CPubKey &vchPubKey = (*mi).second.first; - const std::vector<unsigned char> &vchCryptedSecret = (*mi).second.second; - return DecryptKey(vMasterKey, vchCryptedSecret, vchPubKey, keyOut); - } + CryptedKeyMap::const_iterator mi = mapCryptedKeys.find(address); + if (mi != mapCryptedKeys.end()) + { + const CPubKey &vchPubKey = (*mi).second.first; + const std::vector<unsigned char> &vchCryptedSecret = (*mi).second.second; + return DecryptKey(vMasterKey, vchCryptedSecret, vchPubKey, keyOut); } return false; } bool CCryptoKeyStore::GetPubKey(const CKeyID &address, CPubKey& vchPubKeyOut) const { + LOCK(cs_KeyStore); + if (!IsCrypted()) + return CBasicKeyStore::GetPubKey(address, vchPubKeyOut); + + CryptedKeyMap::const_iterator mi = mapCryptedKeys.find(address); + if (mi != mapCryptedKeys.end()) { - LOCK(cs_KeyStore); - if (!IsCrypted()) - return CBasicKeyStore::GetPubKey(address, vchPubKeyOut); + vchPubKeyOut = (*mi).second.first; + return true; + } + // Check for watch-only pubkeys + return CBasicKeyStore::GetPubKey(address, vchPubKeyOut); +} - CryptedKeyMap::const_iterator mi = mapCryptedKeys.find(address); - if (mi != mapCryptedKeys.end()) - { - vchPubKeyOut = (*mi).second.first; - return true; - } - // Check for watch-only pubkeys - return CBasicKeyStore::GetPubKey(address, vchPubKeyOut); +std::set<CKeyID> CCryptoKeyStore::GetKeys() const +{ + LOCK(cs_KeyStore); + if (!IsCrypted()) { + return CBasicKeyStore::GetKeys(); } + std::set<CKeyID> set_address; + for (const auto& mi : mapCryptedKeys) { + set_address.insert(mi.first); + } + return set_address; } bool CCryptoKeyStore::EncryptKeys(CKeyingMaterial& vMasterKeyIn) { + LOCK(cs_KeyStore); + if (!mapCryptedKeys.empty() || IsCrypted()) + return false; + + fUseCrypto = true; + for (KeyMap::value_type& mKey : mapKeys) { - LOCK(cs_KeyStore); - if (!mapCryptedKeys.empty() || IsCrypted()) + const CKey &key = mKey.second; + CPubKey vchPubKey = key.GetPubKey(); + CKeyingMaterial vchSecret(key.begin(), key.end()); + std::vector<unsigned char> vchCryptedSecret; + if (!EncryptSecret(vMasterKeyIn, vchSecret, vchPubKey.GetHash(), vchCryptedSecret)) + return false; + if (!AddCryptedKey(vchPubKey, vchCryptedSecret)) return false; - - fUseCrypto = true; - for (KeyMap::value_type& mKey : mapKeys) - { - const CKey &key = mKey.second; - CPubKey vchPubKey = key.GetPubKey(); - CKeyingMaterial vchSecret(key.begin(), key.end()); - std::vector<unsigned char> vchCryptedSecret; - if (!EncryptSecret(vMasterKeyIn, vchSecret, vchPubKey.GetHash(), vchCryptedSecret)) - return false; - if (!AddCryptedKey(vchPubKey, vchCryptedSecret)) - return false; - } - mapKeys.clear(); } + mapKeys.clear(); return true; } diff --git a/src/wallet/crypter.h b/src/wallet/crypter.h index 1416ae7d02..7b0936ba0d 100644 --- a/src/wallet/crypter.h +++ b/src/wallet/crypter.h @@ -5,9 +5,9 @@ #ifndef BITCOIN_WALLET_CRYPTER_H #define BITCOIN_WALLET_CRYPTER_H -#include "keystore.h" -#include "serialize.h" -#include "support/allocators/secure.h" +#include <keystore.h> +#include <serialize.h> +#include <support/allocators/secure.h> #include <atomic> @@ -139,52 +139,16 @@ public: { } - bool IsCrypted() const - { - return fUseCrypto; - } - - bool IsLocked() const - { - if (!IsCrypted()) - return false; - bool result; - { - LOCK(cs_KeyStore); - result = vMasterKey.empty(); - } - return result; - } - + bool IsCrypted() const { return fUseCrypto; } + bool IsLocked() const; bool Lock(); virtual bool AddCryptedKey(const CPubKey &vchPubKey, const std::vector<unsigned char> &vchCryptedSecret); bool AddKeyPubKey(const CKey& key, const CPubKey &pubkey) override; - bool HaveKey(const CKeyID &address) const override - { - { - LOCK(cs_KeyStore); - if (!IsCrypted()) { - return CBasicKeyStore::HaveKey(address); - } - return mapCryptedKeys.count(address) > 0; - } - return false; - } + bool HaveKey(const CKeyID &address) const override; bool GetKey(const CKeyID &address, CKey& keyOut) const override; bool GetPubKey(const CKeyID &address, CPubKey& vchPubKeyOut) const override; - std::set<CKeyID> GetKeys() const override - { - LOCK(cs_KeyStore); - if (!IsCrypted()) { - return CBasicKeyStore::GetKeys(); - } - std::set<CKeyID> set_address; - for (const auto& mi : mapCryptedKeys) { - set_address.insert(mi.first); - } - return set_address; - } + std::set<CKeyID> GetKeys() const override; /** * Wallet status (encrypted, locked) changed. diff --git a/src/wallet/db.cpp b/src/wallet/db.cpp index d66ba48421..c6fd95f250 100644 --- a/src/wallet/db.cpp +++ b/src/wallet/db.cpp @@ -3,14 +3,14 @@ // Distributed under the MIT software license, see the accompanying // file COPYING or http://www.opensource.org/licenses/mit-license.php. -#include "db.h" +#include <wallet/db.h> -#include "addrman.h" -#include "fs.h" -#include "hash.h" -#include "protocol.h" -#include "util.h" -#include "utilstrencodings.h" +#include <addrman.h> +#include <fs.h> +#include <hash.h> +#include <protocol.h> +#include <util.h> +#include <utilstrencodings.h> #include <stdint.h> @@ -20,6 +20,40 @@ #include <boost/thread.hpp> +namespace { +//! Make sure database has a unique fileid within the environment. If it +//! doesn't, throw an error. BDB caches do not work properly when more than one +//! open database has the same fileid (values written to one database may show +//! up in reads to other databases). +//! +//! BerkeleyDB generates unique fileids by default +//! (https://docs.oracle.com/cd/E17275_01/html/programmer_reference/program_copy.html), +//! so bitcoin should never create different databases with the same fileid, but +//! this error can be triggered if users manually copy database files. +void CheckUniqueFileid(const CDBEnv& env, const std::string& filename, Db& db) +{ + if (env.IsMock()) return; + + u_int8_t fileid[DB_FILE_ID_LEN]; + int ret = db.get_mpf()->get_fileid(fileid); + if (ret != 0) { + throw std::runtime_error(strprintf("CDB: Can't open database %s (get_fileid failed with %d)", filename, ret)); + } + + for (const auto& item : env.mapDb) { + u_int8_t item_fileid[DB_FILE_ID_LEN]; + if (item.second && item.second->get_mpf()->get_fileid(item_fileid) == 0 && + memcmp(fileid, item_fileid, sizeof(fileid)) == 0) { + const char* item_filename = nullptr; + item.second->get_dbname(&item_filename, nullptr); + throw std::runtime_error(strprintf("CDB: Can't open database %s (duplicates fileid %s from %s)", filename, + HexStr(std::begin(item_fileid), std::end(item_fileid)), + item_filename ? item_filename : "(unknown database)")); + } + } +} +} // namespace + // // CDB // @@ -41,13 +75,12 @@ void CDBEnv::EnvShutdown() void CDBEnv::Reset() { - delete dbenv; - dbenv = new DbEnv(DB_CXX_NO_EXCEPTIONS); + dbenv.reset(new DbEnv(DB_CXX_NO_EXCEPTIONS)); fDbEnvInit = false; fMockDb = false; } -CDBEnv::CDBEnv() : dbenv(nullptr) +CDBEnv::CDBEnv() { Reset(); } @@ -55,8 +88,6 @@ CDBEnv::CDBEnv() : dbenv(nullptr) CDBEnv::~CDBEnv() { EnvShutdown(); - delete dbenv; - dbenv = nullptr; } void CDBEnv::Close() @@ -148,7 +179,7 @@ CDBEnv::VerifyResult CDBEnv::Verify(const std::string& strFile, recoverFunc_type LOCK(cs_db); assert(mapFileUseCount.count(strFile) == 0); - Db db(dbenv, 0); + Db db(dbenv.get(), 0); int result = db.verify(strFile.c_str(), nullptr, nullptr, 0); if (result == 0) return VERIFY_OK; @@ -191,7 +222,7 @@ bool CDB::Recover(const std::string& filename, void *callbackDataIn, bool (*reco } LogPrintf("Salvage(aggressive) found %u records\n", salvagedData.size()); - std::unique_ptr<Db> pdbCopy(new Db(bitdb.dbenv, 0)); + std::unique_ptr<Db> pdbCopy = MakeUnique<Db>(bitdb.dbenv.get(), 0); int ret = pdbCopy->open(nullptr, // Txn pointer filename.c_str(), // Filename "main", // Logical db name @@ -300,7 +331,7 @@ bool CDBEnv::Salvage(const std::string& strFile, bool fAggressive, std::vector<C std::stringstream strDump; - Db db(dbenv, 0); + Db db(dbenv.get(), 0); int result = db.verify(strFile.c_str(), nullptr, &strDump, flags); if (result == DB_VERIFY_BAD) { LogPrintf("CDBEnv::Salvage: Database salvage found errors, all data may not be recoverable.\n"); @@ -379,35 +410,34 @@ CDB::CDB(CWalletDBWrapper& dbw, const char* pszMode, bool fFlushOnCloseIn) : pdb if (!env->Open(GetDataDir())) throw std::runtime_error("CDB: Failed to open database environment."); - strFile = strFilename; - ++env->mapFileUseCount[strFile]; - pdb = env->mapDb[strFile]; + pdb = env->mapDb[strFilename]; if (pdb == nullptr) { int ret; - pdb = new Db(env->dbenv, 0); + std::unique_ptr<Db> pdb_temp = MakeUnique<Db>(env->dbenv.get(), 0); bool fMockDb = env->IsMock(); if (fMockDb) { - DbMpoolFile* mpf = pdb->get_mpf(); + DbMpoolFile* mpf = pdb_temp->get_mpf(); ret = mpf->set_flags(DB_MPOOL_NOFILE, 1); - if (ret != 0) - throw std::runtime_error(strprintf("CDB: Failed to configure for no temp file backing for database %s", strFile)); + if (ret != 0) { + throw std::runtime_error(strprintf("CDB: Failed to configure for no temp file backing for database %s", strFilename)); + } } - ret = pdb->open(nullptr, // Txn pointer - fMockDb ? nullptr : strFile.c_str(), // Filename - fMockDb ? strFile.c_str() : "main", // Logical db name - DB_BTREE, // Database type - nFlags, // Flags + ret = pdb_temp->open(nullptr, // Txn pointer + fMockDb ? nullptr : strFilename.c_str(), // Filename + fMockDb ? strFilename.c_str() : "main", // Logical db name + DB_BTREE, // Database type + nFlags, // Flags 0); if (ret != 0) { - delete pdb; - pdb = nullptr; - --env->mapFileUseCount[strFile]; - strFile = ""; throw std::runtime_error(strprintf("CDB: Error %d, can't open database %s", ret, strFilename)); } + CheckUniqueFileid(*env, strFilename, *pdb_temp); + + pdb = pdb_temp.release(); + env->mapDb[strFilename] = pdb; if (fCreate && !Exists(std::string("version"))) { bool fTmp = fReadOnly; @@ -415,9 +445,9 @@ CDB::CDB(CWalletDBWrapper& dbw, const char* pszMode, bool fFlushOnCloseIn) : pdb WriteVersion(CLIENT_VERSION); fReadOnly = fTmp; } - - env->mapDb[strFile] = pdb; } + ++env->mapFileUseCount[strFilename]; + strFile = strFilename; } } @@ -492,7 +522,7 @@ bool CDB::Rewrite(CWalletDBWrapper& dbw, const char* pszSkip) std::string strFileRes = strFile + ".rewrite"; { // surround usage of db with extra {} CDB db(dbw, "r"); - Db* pdbCopy = new Db(env->dbenv, 0); + std::unique_ptr<Db> pdbCopy = MakeUnique<Db>(env->dbenv.get(), 0); int ret = pdbCopy->open(nullptr, // Txn pointer strFileRes.c_str(), // Filename @@ -541,13 +571,12 @@ bool CDB::Rewrite(CWalletDBWrapper& dbw, const char* pszSkip) } else { pdbCopy->close(0); } - delete pdbCopy; } if (fSuccess) { - Db dbA(env->dbenv, 0); + Db dbA(env->dbenv.get(), 0); if (dbA.remove(strFile.c_str(), nullptr, 0)) fSuccess = false; - Db dbB(env->dbenv, 0); + Db dbB(env->dbenv.get(), 0); if (dbB.rename(strFileRes.c_str(), nullptr, strFile.c_str(), 0)) fSuccess = false; } @@ -672,6 +701,11 @@ bool CWalletDBWrapper::Backup(const std::string& strDest) pathDest /= strFile; try { + if (fs::equivalent(pathSrc, pathDest)) { + LogPrintf("cannot backup to wallet source file %s\n", pathDest.string()); + return false; + } + fs::copy_file(pathSrc, pathDest, fs::copy_option::overwrite_if_exists); LogPrintf("copied %s to %s\n", strFile, pathDest.string()); return true; diff --git a/src/wallet/db.h b/src/wallet/db.h index 14283ac8f8..5c5948aa29 100644 --- a/src/wallet/db.h +++ b/src/wallet/db.h @@ -6,12 +6,12 @@ #ifndef BITCOIN_WALLET_DB_H #define BITCOIN_WALLET_DB_H -#include "clientversion.h" -#include "fs.h" -#include "serialize.h" -#include "streams.h" -#include "sync.h" -#include "version.h" +#include <clientversion.h> +#include <fs.h> +#include <serialize.h> +#include <streams.h> +#include <sync.h> +#include <version.h> #include <atomic> #include <map> @@ -36,7 +36,7 @@ private: public: mutable CCriticalSection cs_db; - DbEnv *dbenv; + std::unique_ptr<DbEnv> dbenv; std::map<std::string, int> mapFileUseCount; std::map<std::string, Db*> mapDb; diff --git a/src/wallet/feebumper.cpp b/src/wallet/feebumper.cpp index 6abd060714..9bfcab54a5 100644 --- a/src/wallet/feebumper.cpp +++ b/src/wallet/feebumper.cpp @@ -2,19 +2,19 @@ // Distributed under the MIT software license, see the accompanying // file COPYING or http://www.opensource.org/licenses/mit-license.php. -#include "consensus/validation.h" -#include "wallet/coincontrol.h" -#include "wallet/feebumper.h" -#include "wallet/fees.h" -#include "wallet/wallet.h" -#include "policy/fees.h" -#include "policy/policy.h" -#include "policy/rbf.h" -#include "validation.h" //for mempool access -#include "txmempool.h" -#include "utilmoneystr.h" -#include "util.h" -#include "net.h" +#include <consensus/validation.h> +#include <wallet/coincontrol.h> +#include <wallet/feebumper.h> +#include <wallet/fees.h> +#include <wallet/wallet.h> +#include <policy/fees.h> +#include <policy/policy.h> +#include <policy/rbf.h> +#include <validation.h> //for mempool access +#include <txmempool.h> +#include <utilmoneystr.h> +#include <util.h> +#include <net.h> // Calculate the size of the transaction assuming all signatures are max size // Use DummySignatureCreator, which inserts 72 byte signatures everywhere. @@ -23,7 +23,7 @@ // calculation, but we should be able to refactor after priority is removed). // NOTE: this requires that all inputs must be in mapWallet (eg the tx should // be IsAllFromMe). -int64_t CalculateMaximumSignedTxSize(const CTransaction &tx, const CWallet *pWallet) +static int64_t CalculateMaximumSignedTxSize(const CTransaction &tx, const CWallet *wallet) { CMutableTransaction txNew(tx); std::vector<CInputCoin> vCoins; @@ -31,11 +31,11 @@ int64_t CalculateMaximumSignedTxSize(const CTransaction &tx, const CWallet *pWal // IsAllFromMe(ISMINE_SPENDABLE), so every input should already be in our // wallet, with a valid index into the vout array. for (auto& input : tx.vin) { - const auto mi = pWallet->mapWallet.find(input.prevout.hash); - assert(mi != pWallet->mapWallet.end() && input.prevout.n < mi->second.tx->vout.size()); + const auto mi = wallet->mapWallet.find(input.prevout.hash); + assert(mi != wallet->mapWallet.end() && input.prevout.n < mi->second.tx->vout.size()); vCoins.emplace_back(CInputCoin(&(mi->second), input.prevout.n)); } - if (!pWallet->DummySignTx(txNew, vCoins)) { + if (!wallet->DummySignTx(txNew, vCoins)) { // This should never happen, because IsAllFromMe(ISMINE_SPENDABLE) // implies that we can sign for every input. return -1; @@ -43,103 +43,102 @@ int64_t CalculateMaximumSignedTxSize(const CTransaction &tx, const CWallet *pWal return GetVirtualTransactionSize(txNew); } -bool CFeeBumper::preconditionChecks(const CWallet *pWallet, const CWalletTx& wtx) { - if (pWallet->HasWalletSpend(wtx.GetHash())) { - vErrors.push_back("Transaction has descendants in the wallet"); - currentResult = BumpFeeResult::INVALID_PARAMETER; - return false; +//! Check whether transaction has descendant in wallet or mempool, or has been +//! mined, or conflicts with a mined transaction. Return a feebumper::Result. +static feebumper::Result PreconditionChecks(const CWallet* wallet, const CWalletTx& wtx, std::vector<std::string>& errors) +{ + if (wallet->HasWalletSpend(wtx.GetHash())) { + errors.push_back("Transaction has descendants in the wallet"); + return feebumper::Result::INVALID_PARAMETER; } { LOCK(mempool.cs); auto it_mp = mempool.mapTx.find(wtx.GetHash()); if (it_mp != mempool.mapTx.end() && it_mp->GetCountWithDescendants() > 1) { - vErrors.push_back("Transaction has descendants in the mempool"); - currentResult = BumpFeeResult::INVALID_PARAMETER; - return false; + errors.push_back("Transaction has descendants in the mempool"); + return feebumper::Result::INVALID_PARAMETER; } } if (wtx.GetDepthInMainChain() != 0) { - vErrors.push_back("Transaction has been mined, or is conflicted with a mined transaction"); - currentResult = BumpFeeResult::WALLET_ERROR; - return false; + errors.push_back("Transaction has been mined, or is conflicted with a mined transaction"); + return feebumper::Result::WALLET_ERROR; } - return true; + return feebumper::Result::OK; } -CFeeBumper::CFeeBumper(const CWallet *pWallet, const uint256 txidIn, const CCoinControl& coin_control, CAmount totalFee) - : - txid(std::move(txidIn)), - nOldFee(0), - nNewFee(0) +namespace feebumper { + +bool TransactionCanBeBumped(CWallet* wallet, const uint256& txid) { - vErrors.clear(); - bumpedTxid.SetNull(); - AssertLockHeld(pWallet->cs_wallet); - auto it = pWallet->mapWallet.find(txid); - if (it == pWallet->mapWallet.end()) { - vErrors.push_back("Invalid or non-wallet transaction id"); - currentResult = BumpFeeResult::INVALID_ADDRESS_OR_KEY; - return; + LOCK2(cs_main, wallet->cs_wallet); + const CWalletTx* wtx = wallet->GetWalletTx(txid); + return wtx && SignalsOptInRBF(*wtx->tx) && !wtx->mapValue.count("replaced_by_txid"); +} + +Result CreateTransaction(const CWallet* wallet, const uint256& txid, const CCoinControl& coin_control, CAmount total_fee, std::vector<std::string>& errors, + CAmount& old_fee, CAmount& new_fee, CMutableTransaction& mtx) +{ + LOCK2(cs_main, wallet->cs_wallet); + errors.clear(); + auto it = wallet->mapWallet.find(txid); + if (it == wallet->mapWallet.end()) { + errors.push_back("Invalid or non-wallet transaction id"); + return Result::INVALID_ADDRESS_OR_KEY; } const CWalletTx& wtx = it->second; - if (!preconditionChecks(pWallet, wtx)) { - return; + Result result = PreconditionChecks(wallet, wtx, errors); + if (result != Result::OK) { + return result; } - if (!SignalsOptInRBF(wtx)) { - vErrors.push_back("Transaction is not BIP 125 replaceable"); - currentResult = BumpFeeResult::WALLET_ERROR; - return; + if (!SignalsOptInRBF(*wtx.tx)) { + errors.push_back("Transaction is not BIP 125 replaceable"); + return Result::WALLET_ERROR; } if (wtx.mapValue.count("replaced_by_txid")) { - vErrors.push_back(strprintf("Cannot bump transaction %s which was already bumped by transaction %s", txid.ToString(), wtx.mapValue.at("replaced_by_txid"))); - currentResult = BumpFeeResult::WALLET_ERROR; - return; + errors.push_back(strprintf("Cannot bump transaction %s which was already bumped by transaction %s", txid.ToString(), wtx.mapValue.at("replaced_by_txid"))); + return Result::WALLET_ERROR; } // check that original tx consists entirely of our inputs // if not, we can't bump the fee, because the wallet has no way of knowing the value of the other inputs (thus the fee) - if (!pWallet->IsAllFromMe(wtx, ISMINE_SPENDABLE)) { - vErrors.push_back("Transaction contains inputs that don't belong to this wallet"); - currentResult = BumpFeeResult::WALLET_ERROR; - return; + if (!wallet->IsAllFromMe(*wtx.tx, ISMINE_SPENDABLE)) { + errors.push_back("Transaction contains inputs that don't belong to this wallet"); + return Result::WALLET_ERROR; } // figure out which output was change // if there was no change output or multiple change outputs, fail int nOutput = -1; for (size_t i = 0; i < wtx.tx->vout.size(); ++i) { - if (pWallet->IsChange(wtx.tx->vout[i])) { + if (wallet->IsChange(wtx.tx->vout[i])) { if (nOutput != -1) { - vErrors.push_back("Transaction has multiple change outputs"); - currentResult = BumpFeeResult::WALLET_ERROR; - return; + errors.push_back("Transaction has multiple change outputs"); + return Result::WALLET_ERROR; } nOutput = i; } } if (nOutput == -1) { - vErrors.push_back("Transaction does not have a change output"); - currentResult = BumpFeeResult::WALLET_ERROR; - return; + errors.push_back("Transaction does not have a change output"); + return Result::WALLET_ERROR; } // Calculate the expected size of the new transaction. int64_t txSize = GetVirtualTransactionSize(*(wtx.tx)); - const int64_t maxNewTxSize = CalculateMaximumSignedTxSize(*wtx.tx, pWallet); + const int64_t maxNewTxSize = CalculateMaximumSignedTxSize(*wtx.tx, wallet); if (maxNewTxSize < 0) { - vErrors.push_back("Transaction contains inputs that cannot be signed"); - currentResult = BumpFeeResult::INVALID_ADDRESS_OR_KEY; - return; + errors.push_back("Transaction contains inputs that cannot be signed"); + return Result::INVALID_ADDRESS_OR_KEY; } // calculate the old fee and fee-rate - nOldFee = wtx.GetDebit(ISMINE_SPENDABLE) - wtx.tx->GetValueOut(); - CFeeRate nOldFeeRate(nOldFee, txSize); + old_fee = wtx.GetDebit(ISMINE_SPENDABLE) - wtx.tx->GetValueOut(); + CFeeRate nOldFeeRate(old_fee, txSize); CFeeRate nNewFeeRate; // The wallet uses a conservative WALLET_INCREMENTAL_RELAY_FEE value to // future proof against changes to network wide policy for incremental relay @@ -149,26 +148,24 @@ CFeeBumper::CFeeBumper(const CWallet *pWallet, const uint256 txidIn, const CCoin walletIncrementalRelayFee = ::incrementalRelayFee; } - if (totalFee > 0) { + if (total_fee > 0) { CAmount minTotalFee = nOldFeeRate.GetFee(maxNewTxSize) + ::incrementalRelayFee.GetFee(maxNewTxSize); - if (totalFee < minTotalFee) { - vErrors.push_back(strprintf("Insufficient totalFee, must be at least %s (oldFee %s + incrementalFee %s)", + if (total_fee < minTotalFee) { + errors.push_back(strprintf("Insufficient totalFee, must be at least %s (oldFee %s + incrementalFee %s)", FormatMoney(minTotalFee), FormatMoney(nOldFeeRate.GetFee(maxNewTxSize)), FormatMoney(::incrementalRelayFee.GetFee(maxNewTxSize)))); - currentResult = BumpFeeResult::INVALID_PARAMETER; - return; + return Result::INVALID_PARAMETER; } CAmount requiredFee = GetRequiredFee(maxNewTxSize); - if (totalFee < requiredFee) { - vErrors.push_back(strprintf("Insufficient totalFee (cannot be less than required fee %s)", + if (total_fee < requiredFee) { + errors.push_back(strprintf("Insufficient totalFee (cannot be less than required fee %s)", FormatMoney(requiredFee))); - currentResult = BumpFeeResult::INVALID_PARAMETER; - return; + return Result::INVALID_PARAMETER; } - nNewFee = totalFee; - nNewFeeRate = CFeeRate(totalFee, maxNewTxSize); + new_fee = total_fee; + nNewFeeRate = CFeeRate(total_fee, maxNewTxSize); } else { - nNewFee = GetMinimumFee(maxNewTxSize, coin_control, mempool, ::feeEstimator, nullptr /* FeeCalculation */); - nNewFeeRate = CFeeRate(nNewFee, maxNewTxSize); + new_fee = GetMinimumFee(maxNewTxSize, coin_control, mempool, ::feeEstimator, nullptr /* FeeCalculation */); + nNewFeeRate = CFeeRate(new_fee, maxNewTxSize); // New fee rate must be at least old rate + minimum incremental relay rate // walletIncrementalRelayFee.GetFeePerK() should be exact, because it's initialized @@ -177,47 +174,50 @@ CFeeBumper::CFeeBumper(const CWallet *pWallet, const uint256 txidIn, const CCoin // add 1 satoshi to the result, because it may have been rounded down. if (nNewFeeRate.GetFeePerK() < nOldFeeRate.GetFeePerK() + 1 + walletIncrementalRelayFee.GetFeePerK()) { nNewFeeRate = CFeeRate(nOldFeeRate.GetFeePerK() + 1 + walletIncrementalRelayFee.GetFeePerK()); - nNewFee = nNewFeeRate.GetFee(maxNewTxSize); + new_fee = nNewFeeRate.GetFee(maxNewTxSize); } } // Check that in all cases the new fee doesn't violate maxTxFee - if (nNewFee > maxTxFee) { - vErrors.push_back(strprintf("Specified or calculated fee %s is too high (cannot be higher than maxTxFee %s)", - FormatMoney(nNewFee), FormatMoney(maxTxFee))); - currentResult = BumpFeeResult::WALLET_ERROR; - return; + if (new_fee > maxTxFee) { + errors.push_back(strprintf("Specified or calculated fee %s is too high (cannot be higher than maxTxFee %s)", + FormatMoney(new_fee), FormatMoney(maxTxFee))); + return Result::WALLET_ERROR; } // check that fee rate is higher than mempool's minimum fee // (no point in bumping fee if we know that the new tx won't be accepted to the mempool) // This may occur if the user set TotalFee or paytxfee too low, if fallbackfee is too low, or, perhaps, // in a rare situation where the mempool minimum fee increased significantly since the fee estimation just a - // moment earlier. In this case, we report an error to the user, who may use totalFee to make an adjustment. + // moment earlier. In this case, we report an error to the user, who may use total_fee to make an adjustment. CFeeRate minMempoolFeeRate = mempool.GetMinFee(gArgs.GetArg("-maxmempool", DEFAULT_MAX_MEMPOOL_SIZE) * 1000000); if (nNewFeeRate.GetFeePerK() < minMempoolFeeRate.GetFeePerK()) { - vErrors.push_back(strprintf("New fee rate (%s) is less than the minimum fee rate (%s) to get into the mempool. totalFee value should to be at least %s or settxfee value should be at least %s to add transaction.", FormatMoney(nNewFeeRate.GetFeePerK()), FormatMoney(minMempoolFeeRate.GetFeePerK()), FormatMoney(minMempoolFeeRate.GetFee(maxNewTxSize)), FormatMoney(minMempoolFeeRate.GetFeePerK()))); - currentResult = BumpFeeResult::WALLET_ERROR; - return; + errors.push_back(strprintf( + "New fee rate (%s) is lower than the minimum fee rate (%s) to get into the mempool -- " + "the totalFee value should be at least %s or the settxfee value should be at least %s to add transaction", + FormatMoney(nNewFeeRate.GetFeePerK()), + FormatMoney(minMempoolFeeRate.GetFeePerK()), + FormatMoney(minMempoolFeeRate.GetFee(maxNewTxSize)), + FormatMoney(minMempoolFeeRate.GetFeePerK()))); + return Result::WALLET_ERROR; } // Now modify the output to increase the fee. // If the output is not large enough to pay the fee, fail. - CAmount nDelta = nNewFee - nOldFee; + CAmount nDelta = new_fee - old_fee; assert(nDelta > 0); mtx = *wtx.tx; CTxOut* poutput = &(mtx.vout[nOutput]); if (poutput->nValue < nDelta) { - vErrors.push_back("Change output is too small to bump the fee"); - currentResult = BumpFeeResult::WALLET_ERROR; - return; + errors.push_back("Change output is too small to bump the fee"); + return Result::WALLET_ERROR; } // If the output would become dust, discard it (converting the dust to fee) poutput->nValue -= nDelta; if (poutput->nValue <= GetDustThreshold(*poutput, ::dustRelayFee)) { LogPrint(BCLog::RPC, "Bumping fee and discarding dust output\n"); - nNewFee += poutput->nValue; + new_fee += poutput->nValue; mtx.vout.erase(mtx.vout.begin() + nOutput); } @@ -228,36 +228,36 @@ CFeeBumper::CFeeBumper(const CWallet *pWallet, const uint256 txidIn, const CCoin } } - currentResult = BumpFeeResult::OK; + return Result::OK; } -bool CFeeBumper::signTransaction(CWallet *pWallet) -{ - return pWallet->SignTransaction(mtx); +bool SignTransaction(CWallet* wallet, CMutableTransaction& mtx) { + LOCK2(cs_main, wallet->cs_wallet); + return wallet->SignTransaction(mtx); } -bool CFeeBumper::commit(CWallet *pWallet) +Result CommitTransaction(CWallet* wallet, const uint256& txid, CMutableTransaction&& mtx, std::vector<std::string>& errors, uint256& bumped_txid) { - AssertLockHeld(pWallet->cs_wallet); - if (!vErrors.empty() || currentResult != BumpFeeResult::OK) { - return false; + LOCK2(cs_main, wallet->cs_wallet); + if (!errors.empty()) { + return Result::MISC_ERROR; } - auto it = txid.IsNull() ? pWallet->mapWallet.end() : pWallet->mapWallet.find(txid); - if (it == pWallet->mapWallet.end()) { - vErrors.push_back("Invalid or non-wallet transaction id"); - currentResult = BumpFeeResult::MISC_ERROR; - return false; + auto it = txid.IsNull() ? wallet->mapWallet.end() : wallet->mapWallet.find(txid); + if (it == wallet->mapWallet.end()) { + errors.push_back("Invalid or non-wallet transaction id"); + return Result::MISC_ERROR; } CWalletTx& oldWtx = it->second; // make sure the transaction still has no descendants and hasn't been mined in the meantime - if (!preconditionChecks(pWallet, oldWtx)) { - return false; + Result result = PreconditionChecks(wallet, oldWtx, errors); + if (result != Result::OK) { + return result; } - CWalletTx wtxBumped(pWallet, MakeTransactionRef(std::move(mtx))); + CWalletTx wtxBumped(wallet, MakeTransactionRef(std::move(mtx))); // commit/broadcast the tx - CReserveKey reservekey(pWallet); + CReserveKey reservekey(wallet); wtxBumped.mapValue = oldWtx.mapValue; wtxBumped.mapValue["replaces_txid"] = oldWtx.GetHash().ToString(); wtxBumped.vOrderForm = oldWtx.vOrderForm; @@ -265,27 +265,29 @@ bool CFeeBumper::commit(CWallet *pWallet) wtxBumped.fTimeReceivedIsTxTime = true; wtxBumped.fFromMe = true; CValidationState state; - if (!pWallet->CommitTransaction(wtxBumped, reservekey, g_connman.get(), state)) { + if (!wallet->CommitTransaction(wtxBumped, reservekey, g_connman.get(), state)) { // NOTE: CommitTransaction never returns false, so this should never happen. - vErrors.push_back(strprintf("Error: The transaction was rejected! Reason given: %s", state.GetRejectReason())); - return false; + errors.push_back(strprintf("The transaction was rejected: %s", state.GetRejectReason())); + return Result::WALLET_ERROR; } - bumpedTxid = wtxBumped.GetHash(); + bumped_txid = wtxBumped.GetHash(); if (state.IsInvalid()) { // This can happen if the mempool rejected the transaction. Report // what happened in the "errors" response. - vErrors.push_back(strprintf("Error: The transaction was rejected: %s", FormatStateMessage(state))); + errors.push_back(strprintf("Error: The transaction was rejected: %s", FormatStateMessage(state))); } // mark the original tx as bumped - if (!pWallet->MarkReplaced(oldWtx.GetHash(), wtxBumped.GetHash())) { + if (!wallet->MarkReplaced(oldWtx.GetHash(), wtxBumped.GetHash())) { // TODO: see if JSON-RPC has a standard way of returning a response // along with an exception. It would be good to return information about // wtxBumped to the caller even if marking the original transaction // replaced does not succeed for some reason. - vErrors.push_back("Error: Created new bumpfee transaction but could not mark the original transaction as replaced."); + errors.push_back("Created new bumpfee transaction but could not mark the original transaction as replaced"); } - return true; + return Result::OK; } +} // namespace feebumper + diff --git a/src/wallet/feebumper.h b/src/wallet/feebumper.h index 3d64e53c15..8eec30440c 100644 --- a/src/wallet/feebumper.h +++ b/src/wallet/feebumper.h @@ -13,7 +13,9 @@ class uint256; class CCoinControl; enum class FeeEstimateMode; -enum class BumpFeeResult +namespace feebumper { + +enum class Result { OK, INVALID_ADDRESS_OR_KEY, @@ -23,39 +25,34 @@ enum class BumpFeeResult MISC_ERROR, }; -class CFeeBumper -{ -public: - CFeeBumper(const CWallet *pWalletIn, const uint256 txidIn, const CCoinControl& coin_control, CAmount totalFee); - BumpFeeResult getResult() const { return currentResult; } - const std::vector<std::string>& getErrors() const { return vErrors; } - CAmount getOldFee() const { return nOldFee; } - CAmount getNewFee() const { return nNewFee; } - uint256 getBumpedTxId() const { return bumpedTxid; } - - /* signs the new transaction, - * returns false if the tx couldn't be found or if it was - * impossible to create the signature(s) - */ - bool signTransaction(CWallet *pWallet); - - /* commits the fee bump, - * returns true, in case of CWallet::CommitTransaction was successful - * but, eventually sets vErrors if the tx could not be added to the mempool (will try later) - * or if the old transaction could not be marked as replaced - */ - bool commit(CWallet *pWalletNonConst); - -private: - bool preconditionChecks(const CWallet *pWallet, const CWalletTx& wtx); - - const uint256 txid; - uint256 bumpedTxid; - CMutableTransaction mtx; - std::vector<std::string> vErrors; - BumpFeeResult currentResult; - CAmount nOldFee; - CAmount nNewFee; -}; +//! Return whether transaction can be bumped. +bool TransactionCanBeBumped(CWallet* wallet, const uint256& txid); + +//! Create bumpfee transaction. +Result CreateTransaction(const CWallet* wallet, + const uint256& txid, + const CCoinControl& coin_control, + CAmount total_fee, + std::vector<std::string>& errors, + CAmount& old_fee, + CAmount& new_fee, + CMutableTransaction& mtx); + +//! Sign the new transaction, +//! @return false if the tx couldn't be found or if it was +//! impossible to create the signature(s) +bool SignTransaction(CWallet* wallet, CMutableTransaction& mtx); + +//! Commit the bumpfee transaction. +//! @return success in case of CWallet::CommitTransaction was successful, +//! but sets errors if the tx could not be added to the mempool (will try later) +//! or if the old transaction could not be marked as replaced. +Result CommitTransaction(CWallet* wallet, + const uint256& txid, + CMutableTransaction&& mtx, + std::vector<std::string>& errors, + uint256& bumped_txid); + +} // namespace feebumper #endif // BITCOIN_WALLET_FEEBUMPER_H diff --git a/src/wallet/fees.cpp b/src/wallet/fees.cpp index 76eeeeda05..73985dcf25 100644 --- a/src/wallet/fees.cpp +++ b/src/wallet/fees.cpp @@ -3,14 +3,14 @@ // Distributed under the MIT software license, see the accompanying // file COPYING or http://www.opensource.org/licenses/mit-license.php. -#include "wallet/fees.h" +#include <wallet/fees.h> -#include "policy/policy.h" -#include "txmempool.h" -#include "util.h" -#include "validation.h" -#include "wallet/coincontrol.h" -#include "wallet/wallet.h" +#include <policy/policy.h> +#include <txmempool.h> +#include <util.h> +#include <validation.h> +#include <wallet/coincontrol.h> +#include <wallet/wallet.h> CAmount GetRequiredFee(unsigned int nTxBytes) diff --git a/src/wallet/fees.h b/src/wallet/fees.h index 7b8a7dc868..225aff08ad 100644 --- a/src/wallet/fees.h +++ b/src/wallet/fees.h @@ -6,7 +6,7 @@ #ifndef BITCOIN_WALLET_FEES_H #define BITCOIN_WALLET_FEES_H -#include "amount.h" +#include <amount.h> class CBlockPolicyEstimator; class CCoinControl; diff --git a/src/wallet/init.cpp b/src/wallet/init.cpp index c984df1df8..ca6dcccf78 100644 --- a/src/wallet/init.cpp +++ b/src/wallet/init.cpp @@ -3,14 +3,14 @@ // Distributed under the MIT software license, see the accompanying // file COPYING or http://www.opensource.org/licenses/mit-license.php. -#include "wallet/init.h" +#include <wallet/init.h> -#include "net.h" -#include "util.h" -#include "utilmoneystr.h" -#include "validation.h" -#include "wallet/wallet.h" -#include "wallet/rpcwallet.h" +#include <net.h> +#include <util.h> +#include <utilmoneystr.h> +#include <validation.h> +#include <wallet/wallet.h> +#include <wallet/rpcwallet.h> std::string GetWalletHelpString(bool showDebug) { @@ -53,11 +53,16 @@ std::string GetWalletHelpString(bool showDebug) bool WalletParameterInteraction() { - gArgs.SoftSetArg("-wallet", DEFAULT_WALLET_DAT); - const bool is_multiwallet = gArgs.GetArgs("-wallet").size() > 1; + if (gArgs.GetBoolArg("-disablewallet", DEFAULT_DISABLE_WALLET)) { + for (const std::string& wallet : gArgs.GetArgs("-wallet")) { + LogPrintf("%s: parameter interaction: -disablewallet -> ignoring -wallet=%s\n", __func__, wallet); + } - if (gArgs.GetBoolArg("-disablewallet", DEFAULT_DISABLE_WALLET)) return true; + } + + gArgs.SoftSetArg("-wallet", DEFAULT_WALLET_DAT); + const bool is_multiwallet = gArgs.GetArgs("-wallet").size() > 1; if (gArgs.GetBoolArg("-blocksonly", DEFAULT_BLOCKSONLY) && gArgs.SoftSetBoolArg("-walletbroadcast", false)) { LogPrintf("%s: parameter interaction: -blocksonly=1 -> setting -walletbroadcast=0\n", __func__); @@ -173,15 +178,18 @@ bool WalletParameterInteraction() void RegisterWalletRPC(CRPCTable &t) { - if (gArgs.GetBoolArg("-disablewallet", false)) return; + if (gArgs.GetBoolArg("-disablewallet", DEFAULT_DISABLE_WALLET)) { + return; + } RegisterWalletRPCCommands(t); } bool VerifyWallets() { - if (gArgs.GetBoolArg("-disablewallet", DEFAULT_DISABLE_WALLET)) + if (gArgs.GetBoolArg("-disablewallet", DEFAULT_DISABLE_WALLET)) { return true; + } uiInterface.InitMessage(_("Verifying wallet(s)...")); diff --git a/src/wallet/rpcdump.cpp b/src/wallet/rpcdump.cpp index d6ea2a9db7..fcc4c43872 100644 --- a/src/wallet/rpcdump.cpp +++ b/src/wallet/rpcdump.cpp @@ -2,22 +2,22 @@ // Distributed under the MIT software license, see the accompanying // file COPYING or http://www.opensource.org/licenses/mit-license.php. -#include "base58.h" -#include "chain.h" -#include "rpc/safemode.h" -#include "rpc/server.h" -#include "init.h" -#include "validation.h" -#include "script/script.h" -#include "script/standard.h" -#include "sync.h" -#include "util.h" -#include "utiltime.h" -#include "wallet.h" -#include "merkleblock.h" -#include "core_io.h" - -#include "rpcwallet.h" +#include <base58.h> +#include <chain.h> +#include <rpc/safemode.h> +#include <rpc/server.h> +#include <wallet/init.h> +#include <validation.h> +#include <script/script.h> +#include <script/standard.h> +#include <sync.h> +#include <util.h> +#include <utiltime.h> +#include <wallet/wallet.h> +#include <merkleblock.h> +#include <core_io.h> + +#include <wallet/rpcwallet.h> #include <fstream> #include <stdint.h> @@ -81,7 +81,7 @@ UniValue importprivkey(const JSONRPCRequest& request) if (request.fHelp || request.params.size() < 1 || request.params.size() > 3) throw std::runtime_error( "importprivkey \"privkey\" ( \"label\" ) ( rescan )\n" - "\nAdds a private key (as returned by dumpprivkey) to your wallet.\n" + "\nAdds a private key (as returned by dumpprivkey) to your wallet. Requires a new wallet backup.\n" "\nArguments:\n" "1. \"privkey\" (string, required) The private key (see dumpprivkey)\n" "2. \"label\" (string, optional, default=\"\") An optional label\n" @@ -226,7 +226,7 @@ UniValue importaddress(const JSONRPCRequest& request) if (request.fHelp || request.params.size() < 1 || request.params.size() > 4) throw std::runtime_error( "importaddress \"address\" ( \"label\" rescan p2sh )\n" - "\nAdds a script (in hex) or address that can be watched as if it were in your wallet but cannot be used to spend.\n" + "\nAdds a script (in hex) or address that can be watched as if it were in your wallet but cannot be used to spend. Requires a new wallet backup.\n" "\nArguments:\n" "1. \"script\" (string, required) The hex-encoded script (or address)\n" "2. \"label\" (string, optional, default=\"\") An optional label\n" @@ -340,7 +340,7 @@ UniValue importprunedfunds(const JSONRPCRequest& request) LOCK2(cs_main, pwallet->cs_wallet); - if (pwallet->IsMine(wtx)) { + if (pwallet->IsMine(*wtx.tx)) { pwallet->AddToWallet(wtx, false); return NullUniValue; } @@ -396,7 +396,7 @@ UniValue importpubkey(const JSONRPCRequest& request) if (request.fHelp || request.params.size() < 1 || request.params.size() > 4) throw std::runtime_error( "importpubkey \"pubkey\" ( \"label\" rescan )\n" - "\nAdds a public key (in hex) that can be watched as if it were in your wallet but cannot be used to spend.\n" + "\nAdds a public key (in hex) that can be watched as if it were in your wallet but cannot be used to spend. Requires a new wallet backup.\n" "\nArguments:\n" "1. \"pubkey\" (string, required) The hex-encoded public key\n" "2. \"label\" (string, optional, default=\"\") An optional label\n" @@ -456,7 +456,7 @@ UniValue importwallet(const JSONRPCRequest& request) if (request.fHelp || request.params.size() != 1) throw std::runtime_error( "importwallet \"filename\"\n" - "\nImports keys from a wallet dump file (see dumpwallet).\n" + "\nImports keys from a wallet dump file (see dumpwallet). Requires a new wallet backup to include imported keys.\n" "\nArguments:\n" "1. \"filename\" (string, required) The wallet file\n" "\nExamples:\n" @@ -601,6 +601,9 @@ UniValue dumpwallet(const JSONRPCRequest& request) throw std::runtime_error( "dumpwallet \"filename\"\n" "\nDumps all wallet keys in a human-readable format to a server-side file. This does not allow overwriting existing files.\n" + "Imported scripts are not currently included in wallet dumps, these must be backed up separately.\n" + "Note that if your wallet contains keys which are not derived from your HD seed (e.g. imported keys), these are not covered by\n" + "only backing up the seed itself, and must be backed up too (e.g. ensure you back up the whole dumpfile).\n" "\nArguments:\n" "1. \"filename\" (string, required) The filename with path (either absolute or relative to bitcoind)\n" "\nResult:\n" @@ -961,7 +964,7 @@ UniValue ProcessImport(CWallet * const pwallet, const UniValue& data, const int6 pwallet->SetAddressBook(vchAddress, label, "receive"); if (pwallet->HaveKey(vchAddress)) { - return false; + throw JSONRPCError(RPC_WALLET_ERROR, "The wallet already contains the private key for this address or script"); } pwallet->mapKeyMetadata[vchAddress].nCreateTime = timestamp; @@ -1039,7 +1042,7 @@ UniValue importmulti(const JSONRPCRequest& mainRequest) if (mainRequest.fHelp || mainRequest.params.size() < 1 || mainRequest.params.size() > 2) throw std::runtime_error( "importmulti \"requests\" ( \"options\" )\n\n" - "Import addresses/scripts (with private or public keys, redeem script (P2SH)), rescanning all addresses in one-shot-only (rescan can be disabled via options).\n\n" + "Import addresses/scripts (with private or public keys, redeem script (P2SH)), rescanning all addresses in one-shot-only (rescan can be disabled via options). Requires a new wallet backup.\n\n" "Arguments:\n" "1. requests (array, required) Data to be imported\n" " [ (array of json objects)\n" diff --git a/src/wallet/rpcwallet.cpp b/src/wallet/rpcwallet.cpp index 4c7264ba38..23559eb350 100644 --- a/src/wallet/rpcwallet.cpp +++ b/src/wallet/rpcwallet.cpp @@ -3,29 +3,29 @@ // Distributed under the MIT software license, see the accompanying // file COPYING or http://www.opensource.org/licenses/mit-license.php. -#include "amount.h" -#include "base58.h" -#include "chain.h" -#include "consensus/validation.h" -#include "core_io.h" -#include "httpserver.h" -#include "validation.h" -#include "net.h" -#include "policy/feerate.h" -#include "policy/fees.h" -#include "policy/policy.h" -#include "policy/rbf.h" -#include "rpc/mining.h" -#include "rpc/safemode.h" -#include "rpc/server.h" -#include "script/sign.h" -#include "timedata.h" -#include "util.h" -#include "utilmoneystr.h" -#include "wallet/coincontrol.h" -#include "wallet/feebumper.h" -#include "wallet/wallet.h" -#include "wallet/walletdb.h" +#include <amount.h> +#include <base58.h> +#include <chain.h> +#include <consensus/validation.h> +#include <core_io.h> +#include <httpserver.h> +#include <validation.h> +#include <net.h> +#include <policy/feerate.h> +#include <policy/fees.h> +#include <policy/policy.h> +#include <policy/rbf.h> +#include <rpc/mining.h> +#include <rpc/safemode.h> +#include <rpc/server.h> +#include <script/sign.h> +#include <timedata.h> +#include <util.h> +#include <utilmoneystr.h> +#include <wallet/coincontrol.h> +#include <wallet/feebumper.h> +#include <wallet/wallet.h> +#include <wallet/walletdb.h> #include <init.h> // For StartShutdown @@ -108,7 +108,7 @@ void WalletTxToJSON(const CWalletTx& wtx, UniValue& entry) std::string rbfStatus = "no"; if (confirms <= 0) { LOCK(mempool.cs); - RBFTransactionState rbfState = IsRBFOptIn(wtx, mempool); + RBFTransactionState rbfState = IsRBFOptIn(*wtx.tx, mempool); if (rbfState == RBF_TRANSACTIONSTATE_UNKNOWN) rbfStatus = "unknown"; else if (rbfState == RBF_TRANSACTIONSTATE_REPLACEABLE_BIP125) @@ -455,6 +455,11 @@ UniValue sendtoaddress(const JSONRPCRequest& request) ); ObserveSafeMode(); + + // Make sure the results are valid at least up to the most recent block + // the user could have gotten from another RPC command prior to now + pwallet->BlockUntilSyncedToCurrentChain(); + LOCK2(cs_main, pwallet->cs_wallet); CTxDestination dest = DecodeDestination(request.params[0].get_str()); @@ -533,6 +538,11 @@ UniValue listaddressgroupings(const JSONRPCRequest& request) ); ObserveSafeMode(); + + // Make sure the results are valid at least up to the most recent block + // the user could have gotten from another RPC command prior to now + pwallet->BlockUntilSyncedToCurrentChain(); + LOCK2(cs_main, pwallet->cs_wallet); UniValue jsonGroupings(UniValue::VARR); @@ -645,6 +655,11 @@ UniValue getreceivedbyaddress(const JSONRPCRequest& request) ); ObserveSafeMode(); + + // Make sure the results are valid at least up to the most recent block + // the user could have gotten from another RPC command prior to now + pwallet->BlockUntilSyncedToCurrentChain(); + LOCK2(cs_main, pwallet->cs_wallet); // Bitcoin address @@ -654,7 +669,7 @@ UniValue getreceivedbyaddress(const JSONRPCRequest& request) } CScript scriptPubKey = GetScriptForDestination(dest); if (!IsMine(*pwallet, scriptPubKey)) { - return ValueFromAmount(0); + throw JSONRPCError(RPC_WALLET_ERROR, "Address not found in wallet"); } // Minimum confirmations @@ -707,6 +722,11 @@ UniValue getreceivedbyaccount(const JSONRPCRequest& request) ); ObserveSafeMode(); + + // Make sure the results are valid at least up to the most recent block + // the user could have gotten from another RPC command prior to now + pwallet->BlockUntilSyncedToCurrentChain(); + LOCK2(cs_main, pwallet->cs_wallet); // Minimum confirmations @@ -780,6 +800,11 @@ UniValue getbalance(const JSONRPCRequest& request) ); ObserveSafeMode(); + + // Make sure the results are valid at least up to the most recent block + // the user could have gotten from another RPC command prior to now + pwallet->BlockUntilSyncedToCurrentChain(); + LOCK2(cs_main, pwallet->cs_wallet); const UniValue& account_value = request.params[0]; @@ -825,6 +850,11 @@ UniValue getunconfirmedbalance(const JSONRPCRequest &request) "Returns the server's total unconfirmed balance\n"); ObserveSafeMode(); + + // Make sure the results are valid at least up to the most recent block + // the user could have gotten from another RPC command prior to now + pwallet->BlockUntilSyncedToCurrentChain(); + LOCK2(cs_main, pwallet->cs_wallet); return ValueFromAmount(pwallet->GetUnconfirmedBalance()); @@ -919,6 +949,11 @@ UniValue sendfrom(const JSONRPCRequest& request) ); ObserveSafeMode(); + + // Make sure the results are valid at least up to the most recent block + // the user could have gotten from another RPC command prior to now + pwallet->BlockUntilSyncedToCurrentChain(); + LOCK2(cs_main, pwallet->cs_wallet); std::string strAccount = AccountFromValue(request.params[0]); @@ -1004,6 +1039,11 @@ UniValue sendmany(const JSONRPCRequest& request) ); ObserveSafeMode(); + + // Make sure the results are valid at least up to the most recent block + // the user could have gotten from another RPC command prior to now + pwallet->BlockUntilSyncedToCurrentChain(); + LOCK2(cs_main, pwallet->cs_wallet); if (pwallet->GetBroadcastTransactions() && !g_connman) { @@ -1110,7 +1150,7 @@ UniValue addmultisigaddress(const JSONRPCRequest& request) if (request.fHelp || request.params.size() < 2 || request.params.size() > 3) { std::string msg = "addmultisigaddress nrequired [\"key\",...] ( \"account\" )\n" - "\nAdd a nrequired-to-sign multisignature address to the wallet.\n" + "\nAdd a nrequired-to-sign multisignature address to the wallet. Requires a new wallet backup.\n" "Each key is a Bitcoin address or hex-encoded public key.\n" "If 'account' is specified (DEPRECATED), assign address to that account.\n" @@ -1228,7 +1268,7 @@ UniValue addwitnessaddress(const JSONRPCRequest& request) if (request.fHelp || request.params.size() < 1 || request.params.size() > 2) { std::string msg = "addwitnessaddress \"address\" ( p2sh )\n" - "\nAdd a witness address for a script (with pubkey or redeemscript known).\n" + "\nAdd a witness address for a script (with pubkey or redeemscript known). Requires a new wallet backup.\n" "It returns the witness script.\n" "\nArguments:\n" @@ -1455,6 +1495,11 @@ UniValue listreceivedbyaddress(const JSONRPCRequest& request) ); ObserveSafeMode(); + + // Make sure the results are valid at least up to the most recent block + // the user could have gotten from another RPC command prior to now + pwallet->BlockUntilSyncedToCurrentChain(); + LOCK2(cs_main, pwallet->cs_wallet); return ListReceived(pwallet, request.params, false); @@ -1495,6 +1540,11 @@ UniValue listreceivedbyaccount(const JSONRPCRequest& request) ); ObserveSafeMode(); + + // Make sure the results are valid at least up to the most recent block + // the user could have gotten from another RPC command prior to now + pwallet->BlockUntilSyncedToCurrentChain(); + LOCK2(cs_main, pwallet->cs_wallet); return ListReceived(pwallet, request.params, true); @@ -1683,6 +1733,11 @@ UniValue listtransactions(const JSONRPCRequest& request) ); ObserveSafeMode(); + + // Make sure the results are valid at least up to the most recent block + // the user could have gotten from another RPC command prior to now + pwallet->BlockUntilSyncedToCurrentChain(); + LOCK2(cs_main, pwallet->cs_wallet); std::string strAccount = "*"; @@ -1777,6 +1832,11 @@ UniValue listaccounts(const JSONRPCRequest& request) ); ObserveSafeMode(); + + // Make sure the results are valid at least up to the most recent block + // the user could have gotten from another RPC command prior to now + pwallet->BlockUntilSyncedToCurrentChain(); + LOCK2(cs_main, pwallet->cs_wallet); int nMinDepth = 1; @@ -1886,6 +1946,11 @@ UniValue listsinceblock(const JSONRPCRequest& request) ); ObserveSafeMode(); + + // Make sure the results are valid at least up to the most recent block + // the user could have gotten from another RPC command prior to now + pwallet->BlockUntilSyncedToCurrentChain(); + LOCK2(cs_main, pwallet->cs_wallet); const CBlockIndex* pindex = nullptr; // Block index of the specified block or the common ancestor, if the block provided was in a deactivated chain. @@ -1893,19 +1958,20 @@ UniValue listsinceblock(const JSONRPCRequest& request) int target_confirms = 1; isminefilter filter = ISMINE_SPENDABLE; - if (!request.params[0].isNull()) { + if (!request.params[0].isNull() && !request.params[0].get_str().empty()) { uint256 blockId; blockId.SetHex(request.params[0].get_str()); BlockMap::iterator it = mapBlockIndex.find(blockId); - if (it != mapBlockIndex.end()) { - paltindex = pindex = it->second; - if (chainActive[pindex->nHeight] != pindex) { - // the block being asked for is a part of a deactivated chain; - // we don't want to depend on its perceived height in the block - // chain, we want to instead use the last common ancestor - pindex = chainActive.FindFork(pindex); - } + if (it == mapBlockIndex.end()) { + throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "Block not found"); + } + paltindex = pindex = it->second; + if (chainActive[pindex->nHeight] != pindex) { + // the block being asked for is a part of a deactivated chain; + // we don't want to depend on its perceived height in the block + // chain, we want to instead use the last common ancestor + pindex = chainActive.FindFork(pindex); } } @@ -2018,6 +2084,11 @@ UniValue gettransaction(const JSONRPCRequest& request) ); ObserveSafeMode(); + + // Make sure the results are valid at least up to the most recent block + // the user could have gotten from another RPC command prior to now + pwallet->BlockUntilSyncedToCurrentChain(); + LOCK2(cs_main, pwallet->cs_wallet); uint256 hash; @@ -2050,7 +2121,7 @@ UniValue gettransaction(const JSONRPCRequest& request) ListTransactions(pwallet, wtx, "*", 0, false, details, filter); entry.push_back(Pair("details", details)); - std::string strHex = EncodeHexTx(static_cast<CTransaction>(wtx), RPCSerializationFlags()); + std::string strHex = EncodeHexTx(*wtx.tx, RPCSerializationFlags()); entry.push_back(Pair("hex", strHex)); return entry; @@ -2080,6 +2151,11 @@ UniValue abandontransaction(const JSONRPCRequest& request) ); ObserveSafeMode(); + + // Make sure the results are valid at least up to the most recent block + // the user could have gotten from another RPC command prior to now + pwallet->BlockUntilSyncedToCurrentChain(); + LOCK2(cs_main, pwallet->cs_wallet); uint256 hash; @@ -2114,6 +2190,10 @@ UniValue backupwallet(const JSONRPCRequest& request) + HelpExampleRpc("backupwallet", "\"backup.dat\"") ); + // Make sure the results are valid at least up to the most recent block + // the user could have gotten from another RPC command prior to now + pwallet->BlockUntilSyncedToCurrentChain(); + LOCK2(cs_main, pwallet->cs_wallet); std::string strDest = request.params[0].get_str(); @@ -2179,7 +2259,7 @@ UniValue walletpassphrase(const JSONRPCRequest& request) return NullUniValue; } - if (pwallet->IsCrypted() && (request.fHelp || request.params.size() != 2)) { + if (request.fHelp || request.params.size() != 2) { throw std::runtime_error( "walletpassphrase \"passphrase\" timeout\n" "\nStores the wallet decryption key in memory for 'timeout' seconds.\n" @@ -2243,7 +2323,7 @@ UniValue walletpassphrasechange(const JSONRPCRequest& request) return NullUniValue; } - if (pwallet->IsCrypted() && (request.fHelp || request.params.size() != 2)) { + if (request.fHelp || request.params.size() != 2) { throw std::runtime_error( "walletpassphrasechange \"oldpassphrase\" \"newpassphrase\"\n" "\nChanges the wallet passphrase from 'oldpassphrase' to 'newpassphrase'.\n" @@ -2294,7 +2374,7 @@ UniValue walletlock(const JSONRPCRequest& request) return NullUniValue; } - if (pwallet->IsCrypted() && (request.fHelp || request.params.size() != 0)) { + if (request.fHelp || request.params.size() != 0) { throw std::runtime_error( "walletlock\n" "\nRemoves the wallet encryption key from memory, locking the wallet.\n" @@ -2334,7 +2414,7 @@ UniValue encryptwallet(const JSONRPCRequest& request) return NullUniValue; } - if (!pwallet->IsCrypted() && (request.fHelp || request.params.size() != 1)) { + if (request.fHelp || request.params.size() != 1) { throw std::runtime_error( "encryptwallet \"passphrase\"\n" "\nEncrypts the wallet with 'passphrase'. This is for first time encryption.\n" @@ -2433,6 +2513,10 @@ UniValue lockunspent(const JSONRPCRequest& request) + HelpExampleRpc("lockunspent", "false, \"[{\\\"txid\\\":\\\"a08e6907dbbd3d809776dbfc5d82e371b764ed838b5655e72f463568df1aadf0\\\",\\\"vout\\\":1}]\"") ); + // Make sure the results are valid at least up to the most recent block + // the user could have gotten from another RPC command prior to now + pwallet->BlockUntilSyncedToCurrentChain(); + LOCK2(cs_main, pwallet->cs_wallet); RPCTypeCheckArgument(request.params[0], UniValue::VBOOL); @@ -2625,6 +2709,11 @@ UniValue getwalletinfo(const JSONRPCRequest& request) ); ObserveSafeMode(); + + // Make sure the results are valid at least up to the most recent block + // the user could have gotten from another RPC command prior to now + pwallet->BlockUntilSyncedToCurrentChain(); + LOCK2(cs_main, pwallet->cs_wallet); UniValue obj(UniValue::VOBJ); @@ -2834,9 +2923,12 @@ UniValue listunspent(const JSONRPCRequest& request) nMaximumCount = options["maximumCount"].get_int64(); } + // Make sure the results are valid at least up to the most recent block + // the user could have gotten from another RPC command prior to now + pwallet->BlockUntilSyncedToCurrentChain(); + UniValue results(UniValue::VARR); std::vector<COutput> vecOutputs; - assert(pwallet != nullptr); LOCK2(cs_main, pwallet->cs_wallet); pwallet->AvailableCoins(vecOutputs, !include_unsafe, nullptr, nMinimumAmount, nMaximumAmount, nMinimumSumAmount, nMaximumCount, nMinDepth, nMaxDepth); @@ -2944,6 +3036,10 @@ UniValue fundrawtransaction(const JSONRPCRequest& request) ObserveSafeMode(); RPCTypeCheck(request.params, {UniValue::VSTR}); + // Make sure the results are valid at least up to the most recent block + // the user could have gotten from another RPC command prior to now + pwallet->BlockUntilSyncedToCurrentChain(); + CCoinControl coinControl; int changePosition = -1; bool lockUnspents = false; @@ -3154,48 +3250,57 @@ UniValue bumpfee(const JSONRPCRequest& request) } } + // Make sure the results are valid at least up to the most recent block + // the user could have gotten from another RPC command prior to now + pwallet->BlockUntilSyncedToCurrentChain(); + LOCK2(cs_main, pwallet->cs_wallet); EnsureWalletIsUnlocked(pwallet); - CFeeBumper feeBump(pwallet, hash, coin_control, totalFee); - BumpFeeResult res = feeBump.getResult(); - if (res != BumpFeeResult::OK) - { + + std::vector<std::string> errors; + CAmount old_fee; + CAmount new_fee; + CMutableTransaction mtx; + feebumper::Result res = feebumper::CreateTransaction(pwallet, hash, coin_control, totalFee, errors, old_fee, new_fee, mtx); + if (res != feebumper::Result::OK) { switch(res) { - case BumpFeeResult::INVALID_ADDRESS_OR_KEY: - throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, feeBump.getErrors()[0]); + case feebumper::Result::INVALID_ADDRESS_OR_KEY: + throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, errors[0]); break; - case BumpFeeResult::INVALID_REQUEST: - throw JSONRPCError(RPC_INVALID_REQUEST, feeBump.getErrors()[0]); + case feebumper::Result::INVALID_REQUEST: + throw JSONRPCError(RPC_INVALID_REQUEST, errors[0]); break; - case BumpFeeResult::INVALID_PARAMETER: - throw JSONRPCError(RPC_INVALID_PARAMETER, feeBump.getErrors()[0]); + case feebumper::Result::INVALID_PARAMETER: + throw JSONRPCError(RPC_INVALID_PARAMETER, errors[0]); break; - case BumpFeeResult::WALLET_ERROR: - throw JSONRPCError(RPC_WALLET_ERROR, feeBump.getErrors()[0]); + case feebumper::Result::WALLET_ERROR: + throw JSONRPCError(RPC_WALLET_ERROR, errors[0]); break; default: - throw JSONRPCError(RPC_MISC_ERROR, feeBump.getErrors()[0]); + throw JSONRPCError(RPC_MISC_ERROR, errors[0]); break; } } // sign bumped transaction - if (!feeBump.signTransaction(pwallet)) { + if (!feebumper::SignTransaction(pwallet, mtx)) { throw JSONRPCError(RPC_WALLET_ERROR, "Can't sign transaction."); } // commit the bumped transaction - if(!feeBump.commit(pwallet)) { - throw JSONRPCError(RPC_WALLET_ERROR, feeBump.getErrors()[0]); + uint256 txid; + if (feebumper::CommitTransaction(pwallet, hash, std::move(mtx), errors, txid) != feebumper::Result::OK) { + throw JSONRPCError(RPC_WALLET_ERROR, errors[0]); } UniValue result(UniValue::VOBJ); - result.push_back(Pair("txid", feeBump.getBumpedTxId().GetHex())); - result.push_back(Pair("origfee", ValueFromAmount(feeBump.getOldFee()))); - result.push_back(Pair("fee", ValueFromAmount(feeBump.getNewFee()))); - UniValue errors(UniValue::VARR); - for (const std::string& err: feeBump.getErrors()) - errors.push_back(err); - result.push_back(Pair("errors", errors)); + result.push_back(Pair("txid", txid.GetHex())); + result.push_back(Pair("origfee", ValueFromAmount(old_fee))); + result.push_back(Pair("fee", ValueFromAmount(new_fee))); + UniValue result_errors(UniValue::VARR); + for (const std::string& error : errors) { + result_errors.push_back(error); + } + result.push_back(Pair("errors", result_errors)); return result; } @@ -3245,6 +3350,81 @@ UniValue generate(const JSONRPCRequest& request) return generateBlocks(coinbase_script, num_generate, max_tries, true); } +UniValue rescanblockchain(const JSONRPCRequest& request) +{ + CWallet * const pwallet = GetWalletForJSONRPCRequest(request); + if (!EnsureWalletIsAvailable(pwallet, request.fHelp)) { + return NullUniValue; + } + + if (request.fHelp || request.params.size() > 2) { + throw std::runtime_error( + "rescanblockchain (\"start_height\") (\"stop_height\")\n" + "\nRescan the local blockchain for wallet related transactions.\n" + "\nArguments:\n" + "1. \"start_height\" (numeric, optional) block height where the rescan should start\n" + "2. \"stop_height\" (numeric, optional) the last block height that should be scanned\n" + "\nResult:\n" + "{\n" + " \"start_height\" (numeric) The block height where the rescan has started. If omitted, rescan started from the genesis block.\n" + " \"stop_height\" (numeric) The height of the last rescanned block. If omitted, rescan stopped at the chain tip.\n" + "}\n" + "\nExamples:\n" + + HelpExampleCli("rescanblockchain", "100000 120000") + + HelpExampleRpc("rescanblockchain", "100000, 120000") + ); + } + + LOCK2(cs_main, pwallet->cs_wallet); + + CBlockIndex *pindexStart = chainActive.Genesis(); + CBlockIndex *pindexStop = nullptr; + if (!request.params[0].isNull()) { + pindexStart = chainActive[request.params[0].get_int()]; + if (!pindexStart) { + throw JSONRPCError(RPC_INVALID_PARAMETER, "Invalid start_height"); + } + } + + if (!request.params[1].isNull()) { + pindexStop = chainActive[request.params[1].get_int()]; + if (!pindexStop) { + throw JSONRPCError(RPC_INVALID_PARAMETER, "Invalid stop_height"); + } + else if (pindexStop->nHeight < pindexStart->nHeight) { + throw JSONRPCError(RPC_INVALID_PARAMETER, "stop_height must be greater then start_height"); + } + } + + // We can't rescan beyond non-pruned blocks, stop and throw an error + if (fPruneMode) { + CBlockIndex *block = pindexStop ? pindexStop : chainActive.Tip(); + while (block && block->nHeight >= pindexStart->nHeight) { + if (!(block->nStatus & BLOCK_HAVE_DATA)) { + throw JSONRPCError(RPC_MISC_ERROR, "Can't rescan beyond pruned data. Use RPC call getblockchaininfo to determine your pruned height."); + } + block = block->pprev; + } + } + + CBlockIndex *stopBlock = pwallet->ScanForWalletTransactions(pindexStart, pindexStop, true); + if (!stopBlock) { + if (pwallet->IsAbortingRescan()) { + throw JSONRPCError(RPC_MISC_ERROR, "Rescan aborted."); + } + // if we got a nullptr returned, ScanForWalletTransactions did rescan up to the requested stopindex + stopBlock = pindexStop ? pindexStop : chainActive.Tip(); + } + else { + throw JSONRPCError(RPC_MISC_ERROR, "Rescan failed. Potentially corrupted data files."); + } + + UniValue response(UniValue::VOBJ); + response.pushKV("start_height", pindexStart->nHeight); + response.pushKV("stop_height", stopBlock->nHeight); + return response; +} + extern UniValue abortrescan(const JSONRPCRequest& request); // in rpcdump.cpp extern UniValue dumpprivkey(const JSONRPCRequest& request); // in rpcdump.cpp extern UniValue importprivkey(const JSONRPCRequest& request); @@ -3255,6 +3435,7 @@ extern UniValue importwallet(const JSONRPCRequest& request); extern UniValue importprunedfunds(const JSONRPCRequest& request); extern UniValue removeprunedfunds(const JSONRPCRequest& request); extern UniValue importmulti(const JSONRPCRequest& request); +extern UniValue rescanblockchain(const JSONRPCRequest& request); static const CRPCCommand commands[] = { // category name actor (function) argNames @@ -3309,6 +3490,7 @@ static const CRPCCommand commands[] = { "wallet", "walletpassphrasechange", &walletpassphrasechange, {"oldpassphrase","newpassphrase"} }, { "wallet", "walletpassphrase", &walletpassphrase, {"passphrase","timeout"} }, { "wallet", "removeprunedfunds", &removeprunedfunds, {"txid"} }, + { "wallet", "rescanblockchain", &rescanblockchain, {"start_height", "stop_height"} }, { "generating", "generate", &generate, {"nblocks","maxtries"} }, }; diff --git a/src/wallet/test/accounting_tests.cpp b/src/wallet/test/accounting_tests.cpp index 330878ceb5..a9cdc89e6f 100644 --- a/src/wallet/test/accounting_tests.cpp +++ b/src/wallet/test/accounting_tests.cpp @@ -2,9 +2,9 @@ // Distributed under the MIT software license, see the accompanying // file COPYING or http://www.opensource.org/licenses/mit-license.php. -#include "wallet/wallet.h" +#include <wallet/wallet.h> -#include "wallet/test/wallet_test_fixture.h" +#include <wallet/test/wallet_test_fixture.h> #include <stdint.h> @@ -83,7 +83,7 @@ BOOST_AUTO_TEST_CASE(acc_orderupgrade) wtx.mapValue["comment"] = "y"; { - CMutableTransaction tx(wtx); + CMutableTransaction tx(*wtx.tx); --tx.nLockTime; // Just to change the hash :) wtx.SetTx(MakeTransactionRef(std::move(tx))); } @@ -93,7 +93,7 @@ BOOST_AUTO_TEST_CASE(acc_orderupgrade) wtx.mapValue["comment"] = "x"; { - CMutableTransaction tx(wtx); + CMutableTransaction tx(*wtx.tx); --tx.nLockTime; // Just to change the hash :) wtx.SetTx(MakeTransactionRef(std::move(tx))); } diff --git a/src/wallet/test/crypto_tests.cpp b/src/wallet/test/crypto_tests.cpp index f4dabc50c0..3ff8c6d224 100644 --- a/src/wallet/test/crypto_tests.cpp +++ b/src/wallet/test/crypto_tests.cpp @@ -2,9 +2,9 @@ // Distributed under the MIT software license, see the accompanying // file COPYING or http://www.opensource.org/licenses/mit-license.php. -#include "test/test_bitcoin.h" -#include "utilstrencodings.h" -#include "wallet/crypter.h" +#include <test/test_bitcoin.h> +#include <utilstrencodings.h> +#include <wallet/crypter.h> #include <vector> diff --git a/src/wallet/test/wallet_test_fixture.cpp b/src/wallet/test/wallet_test_fixture.cpp index e2f48c45ab..995ec640b1 100644 --- a/src/wallet/test/wallet_test_fixture.cpp +++ b/src/wallet/test/wallet_test_fixture.cpp @@ -2,13 +2,13 @@ // Distributed under the MIT software license, see the accompanying // file COPYING or http://www.opensource.org/licenses/mit-license.php. -#include "wallet/test/wallet_test_fixture.h" +#include <wallet/test/wallet_test_fixture.h> -#include "rpc/server.h" -#include "wallet/db.h" -#include "wallet/wallet.h" +#include <rpc/server.h> +#include <wallet/db.h> +#include <wallet/wallet.h> -CWallet *pwalletMain; +std::unique_ptr<CWallet> pwalletMain; WalletTestingSetup::WalletTestingSetup(const std::string& chainName): TestingSetup(chainName) @@ -17,18 +17,17 @@ WalletTestingSetup::WalletTestingSetup(const std::string& chainName): bool fFirstRun; std::unique_ptr<CWalletDBWrapper> dbw(new CWalletDBWrapper(&bitdb, "wallet_test.dat")); - pwalletMain = new CWallet(std::move(dbw)); + pwalletMain = MakeUnique<CWallet>(std::move(dbw)); pwalletMain->LoadWallet(fFirstRun); - RegisterValidationInterface(pwalletMain); + RegisterValidationInterface(pwalletMain.get()); RegisterWalletRPCCommands(tableRPC); } WalletTestingSetup::~WalletTestingSetup() { - UnregisterValidationInterface(pwalletMain); - delete pwalletMain; - pwalletMain = nullptr; + UnregisterValidationInterface(pwalletMain.get()); + pwalletMain.reset(); bitdb.Flush(true); bitdb.Reset(); diff --git a/src/wallet/test/wallet_test_fixture.h b/src/wallet/test/wallet_test_fixture.h index 9373b7907c..a341bc698a 100644 --- a/src/wallet/test/wallet_test_fixture.h +++ b/src/wallet/test/wallet_test_fixture.h @@ -5,7 +5,7 @@ #ifndef BITCOIN_WALLET_TEST_FIXTURE_H #define BITCOIN_WALLET_TEST_FIXTURE_H -#include "test/test_bitcoin.h" +#include <test/test_bitcoin.h> /** Testing setup and teardown for wallet. */ diff --git a/src/wallet/test/wallet_tests.cpp b/src/wallet/test/wallet_tests.cpp index 5ebacd57d3..7ae1e74dbe 100644 --- a/src/wallet/test/wallet_tests.cpp +++ b/src/wallet/test/wallet_tests.cpp @@ -2,19 +2,19 @@ // Distributed under the MIT software license, see the accompanying // file COPYING or http://www.opensource.org/licenses/mit-license.php. -#include "wallet/wallet.h" +#include <wallet/wallet.h> #include <set> #include <stdint.h> #include <utility> #include <vector> -#include "consensus/validation.h" -#include "rpc/server.h" -#include "test/test_bitcoin.h" -#include "validation.h" -#include "wallet/coincontrol.h" -#include "wallet/test/wallet_test_fixture.h" +#include <consensus/validation.h> +#include <rpc/server.h> +#include <test/test_bitcoin.h> +#include <validation.h> +#include <wallet/coincontrol.h> +#include <wallet/test/wallet_test_fixture.h> #include <boost/test/unit_test.hpp> #include <univalue.h> @@ -386,7 +386,7 @@ BOOST_FIXTURE_TEST_CASE(rescan, TestChain100Setup) { CWallet wallet; AddKey(wallet, coinbaseKey); - BOOST_CHECK_EQUAL(nullBlock, wallet.ScanForWalletTransactions(oldTip)); + BOOST_CHECK_EQUAL(nullBlock, wallet.ScanForWalletTransactions(oldTip, nullptr)); BOOST_CHECK_EQUAL(wallet.GetImmatureBalance(), 100 * COIN); } @@ -399,7 +399,7 @@ BOOST_FIXTURE_TEST_CASE(rescan, TestChain100Setup) { CWallet wallet; AddKey(wallet, coinbaseKey); - BOOST_CHECK_EQUAL(oldTip, wallet.ScanForWalletTransactions(oldTip)); + BOOST_CHECK_EQUAL(oldTip, wallet.ScanForWalletTransactions(oldTip, nullptr)); BOOST_CHECK_EQUAL(wallet.GetImmatureBalance(), 50 * COIN); } @@ -489,6 +489,7 @@ BOOST_FIXTURE_TEST_CASE(importwallet_rescan, TestChain100Setup) vpwallets[0] = &wallet; ::importwallet(request); + LOCK(wallet.cs_wallet); BOOST_CHECK_EQUAL(wallet.mapWallet.size(), 3); BOOST_CHECK_EQUAL(coinbaseTxns.size(), 103); for (size_t i = 0; i < coinbaseTxns.size(); ++i) { @@ -534,6 +535,7 @@ static int64_t AddTx(CWallet& wallet, uint32_t lockTime, int64_t mockTime, int64 SetMockTime(mockTime); CBlockIndex* block = nullptr; if (blockTime > 0) { + LOCK(cs_main); auto inserted = mapBlockIndex.emplace(GetRandHash(), new CBlockIndex); assert(inserted.second); const uint256& hash = inserted.first->first; @@ -547,6 +549,7 @@ static int64_t AddTx(CWallet& wallet, uint32_t lockTime, int64_t mockTime, int64 wtx.SetMerkleBranch(block, 0); } wallet.AddToWallet(wtx); + LOCK(wallet.cs_wallet); return wallet.mapWallet.at(wtx.GetHash()).nTimeSmart; } @@ -583,6 +586,7 @@ BOOST_AUTO_TEST_CASE(ComputeTimeSmart) BOOST_AUTO_TEST_CASE(LoadReceiveRequests) { CTxDestination dest = CKeyID(); + LOCK(pwalletMain->cs_wallet); pwalletMain->AddDestData(dest, "misc", "val_misc"); pwalletMain->AddDestData(dest, "rr0", "val_rr0"); pwalletMain->AddDestData(dest, "rr1", "val_rr1"); @@ -604,7 +608,7 @@ public: bool firstRun; wallet->LoadWallet(firstRun); AddKey(*wallet, coinbaseKey); - wallet->ScanForWalletTransactions(chainActive.Genesis()); + wallet->ScanForWalletTransactions(chainActive.Genesis(), nullptr); } ~ListCoinsTestingSetup() @@ -625,6 +629,7 @@ public: BOOST_CHECK(wallet->CreateTransaction({recipient}, wtx, reservekey, fee, changePos, error, dummy)); CValidationState state; BOOST_CHECK(wallet->CommitTransaction(wtx, reservekey, nullptr, state)); + LOCK(wallet->cs_wallet); auto it = wallet->mapWallet.find(wtx.GetHash()); BOOST_CHECK(it != wallet->mapWallet.end()); CreateAndProcessBlock({CMutableTransaction(*it->second.tx)}, GetScriptForRawPubKey(coinbaseKey.GetPubKey())); diff --git a/src/wallet/wallet.cpp b/src/wallet/wallet.cpp index 50c1375f44..edc1ca6ef8 100644 --- a/src/wallet/wallet.cpp +++ b/src/wallet/wallet.cpp @@ -3,36 +3,37 @@ // Distributed under the MIT software license, see the accompanying // file COPYING or http://www.opensource.org/licenses/mit-license.php. -#include "wallet/wallet.h" - -#include "base58.h" -#include "checkpoints.h" -#include "chain.h" -#include "wallet/coincontrol.h" -#include "consensus/consensus.h" -#include "consensus/validation.h" -#include "fs.h" -#include "init.h" -#include "key.h" -#include "keystore.h" -#include "validation.h" -#include "net.h" -#include "policy/fees.h" -#include "policy/policy.h" -#include "policy/rbf.h" -#include "primitives/block.h" -#include "primitives/transaction.h" -#include "script/script.h" -#include "script/sign.h" -#include "scheduler.h" -#include "timedata.h" -#include "txmempool.h" -#include "util.h" -#include "ui_interface.h" -#include "utilmoneystr.h" -#include "wallet/fees.h" +#include <wallet/wallet.h> + +#include <base58.h> +#include <checkpoints.h> +#include <chain.h> +#include <wallet/coincontrol.h> +#include <consensus/consensus.h> +#include <consensus/validation.h> +#include <fs.h> +#include <wallet/init.h> +#include <key.h> +#include <keystore.h> +#include <validation.h> +#include <net.h> +#include <policy/fees.h> +#include <policy/policy.h> +#include <policy/rbf.h> +#include <primitives/block.h> +#include <primitives/transaction.h> +#include <script/script.h> +#include <script/sign.h> +#include <scheduler.h> +#include <timedata.h> +#include <txmempool.h> +#include <util.h> +#include <ui_interface.h> +#include <utilmoneystr.h> +#include <wallet/fees.h> #include <assert.h> +#include <future> #include <boost/algorithm/string/replace.hpp> #include <boost/thread.hpp> @@ -532,6 +533,9 @@ void CWallet::SyncMetaData(std::pair<TxSpends::iterator, TxSpends::iterator> ran copyFrom = &mapWallet[hash]; } } + + assert(copyFrom); + // Now copy data from copyFrom to rest: for (TxSpends::iterator it = range.first; it != range.second; ++it) { @@ -1214,6 +1218,19 @@ void CWallet::SyncTransaction(const CTransactionRef& ptx, const CBlockIndex *pin void CWallet::TransactionAddedToMempool(const CTransactionRef& ptx) { LOCK2(cs_main, cs_wallet); SyncTransaction(ptx); + + auto it = mapWallet.find(ptx->GetHash()); + if (it != mapWallet.end()) { + it->second.fInMempool = true; + } +} + +void CWallet::TransactionRemovedFromMempool(const CTransactionRef &ptx) { + LOCK(cs_wallet); + auto it = mapWallet.find(ptx->GetHash()); + if (it != mapWallet.end()) { + it->second.fInMempool = false; + } } void CWallet::BlockConnected(const std::shared_ptr<const CBlock>& pblock, const CBlockIndex *pindex, const std::vector<CTransactionRef>& vtxConflicted) { @@ -1228,10 +1245,14 @@ void CWallet::BlockConnected(const std::shared_ptr<const CBlock>& pblock, const for (const CTransactionRef& ptx : vtxConflicted) { SyncTransaction(ptx); + TransactionRemovedFromMempool(ptx); } for (size_t i = 0; i < pblock->vtx.size(); i++) { SyncTransaction(pblock->vtx[i], pindex, i); + TransactionRemovedFromMempool(pblock->vtx[i]); } + + m_last_block_processed = pindex; } void CWallet::BlockDisconnected(const std::shared_ptr<const CBlock>& pblock) { @@ -1244,6 +1265,36 @@ void CWallet::BlockDisconnected(const std::shared_ptr<const CBlock>& pblock) { +void CWallet::BlockUntilSyncedToCurrentChain() { + AssertLockNotHeld(cs_main); + AssertLockNotHeld(cs_wallet); + + { + // Skip the queue-draining stuff if we know we're caught up with + // chainActive.Tip()... + // We could also take cs_wallet here, and call m_last_block_processed + // protected by cs_wallet instead of cs_main, but as long as we need + // cs_main here anyway, its easier to just call it cs_main-protected. + LOCK(cs_main); + const CBlockIndex* initialChainTip = chainActive.Tip(); + + if (m_last_block_processed->GetAncestor(initialChainTip->nHeight) == initialChainTip) { + return; + } + } + + // ...otherwise put a callback in the validation interface queue and wait + // for the queue to drain enough to execute it (indicating we are caught up + // at least with the time we entered this function). + + std::promise<void> promise; + CallFunctionInValidationInterfaceQueue([&promise] { + promise.set_value(); + }); + promise.get_future().wait(); +} + + isminetype CWallet::IsMine(const CTxIn &txin) const { { @@ -1568,7 +1619,7 @@ int64_t CWallet::RescanFromTime(int64_t startTime, bool update) LogPrintf("%s: Rescanning last %i blocks\n", __func__, startBlock ? chainActive.Height() - startBlock->nHeight + 1 : 0); if (startBlock) { - const CBlockIndex* const failedBlock = ScanForWalletTransactions(startBlock, update); + const CBlockIndex* const failedBlock = ScanForWalletTransactions(startBlock, nullptr, update); if (failedBlock) { return failedBlock->GetBlockTimeMax() + TIMESTAMP_WINDOW + 1; } @@ -1584,12 +1635,19 @@ int64_t CWallet::RescanFromTime(int64_t startTime, bool update) * Returns null if scan was successful. Otherwise, if a complete rescan was not * possible (due to pruning or corruption), returns pointer to the most recent * block that could not be scanned. + * + * If pindexStop is not a nullptr, the scan will stop at the block-index + * defined by pindexStop */ -CBlockIndex* CWallet::ScanForWalletTransactions(CBlockIndex* pindexStart, bool fUpdate) +CBlockIndex* CWallet::ScanForWalletTransactions(CBlockIndex* pindexStart, CBlockIndex* pindexStop, bool fUpdate) { int64_t nNow = GetTime(); const CChainParams& chainParams = Params(); + if (pindexStop) { + assert(pindexStop->nHeight >= pindexStart->nHeight); + } + CBlockIndex* pindex = pindexStart; CBlockIndex* ret = nullptr; { @@ -1617,6 +1675,9 @@ CBlockIndex* CWallet::ScanForWalletTransactions(CBlockIndex* pindexStart, bool f } else { ret = pindex; } + if (pindex == pindexStop) { + break; + } pindex = chainActive.Next(pindex); } if (pindex && fAbortRescan) { @@ -1708,7 +1769,7 @@ CAmount CWalletTx::GetDebit(const isminefilter& filter) const debit += nDebitCached; else { - nDebitCached = pwallet->GetDebit(*this, ISMINE_SPENDABLE); + nDebitCached = pwallet->GetDebit(*tx, ISMINE_SPENDABLE); fDebitCached = true; debit += nDebitCached; } @@ -1719,7 +1780,7 @@ CAmount CWalletTx::GetDebit(const isminefilter& filter) const debit += nWatchDebitCached; else { - nWatchDebitCached = pwallet->GetDebit(*this, ISMINE_WATCH_ONLY); + nWatchDebitCached = pwallet->GetDebit(*tx, ISMINE_WATCH_ONLY); fWatchDebitCached = true; debit += nWatchDebitCached; } @@ -1741,7 +1802,7 @@ CAmount CWalletTx::GetCredit(const isminefilter& filter) const credit += nCreditCached; else { - nCreditCached = pwallet->GetCredit(*this, ISMINE_SPENDABLE); + nCreditCached = pwallet->GetCredit(*tx, ISMINE_SPENDABLE); fCreditCached = true; credit += nCreditCached; } @@ -1752,7 +1813,7 @@ CAmount CWalletTx::GetCredit(const isminefilter& filter) const credit += nWatchCreditCached; else { - nWatchCreditCached = pwallet->GetCredit(*this, ISMINE_WATCH_ONLY); + nWatchCreditCached = pwallet->GetCredit(*tx, ISMINE_WATCH_ONLY); fWatchCreditCached = true; credit += nWatchCreditCached; } @@ -1766,7 +1827,7 @@ CAmount CWalletTx::GetImmatureCredit(bool fUseCache) const { if (fUseCache && fImmatureCreditCached) return nImmatureCreditCached; - nImmatureCreditCached = pwallet->GetCredit(*this, ISMINE_SPENDABLE); + nImmatureCreditCached = pwallet->GetCredit(*tx, ISMINE_SPENDABLE); fImmatureCreditCached = true; return nImmatureCreditCached; } @@ -1810,7 +1871,7 @@ CAmount CWalletTx::GetImmatureWatchOnlyCredit(const bool& fUseCache) const { if (fUseCache && fImmatureWatchCreditCached) return nImmatureWatchCreditCached; - nImmatureWatchCreditCached = pwallet->GetCredit(*this, ISMINE_WATCH_ONLY); + nImmatureWatchCreditCached = pwallet->GetCredit(*tx, ISMINE_WATCH_ONLY); fImmatureWatchCreditCached = true; return nImmatureWatchCreditCached; } @@ -1851,21 +1912,20 @@ CAmount CWalletTx::GetChange() const { if (fChangeCached) return nChangeCached; - nChangeCached = pwallet->GetChange(*this); + nChangeCached = pwallet->GetChange(*tx); fChangeCached = true; return nChangeCached; } bool CWalletTx::InMempool() const { - LOCK(mempool.cs); - return mempool.exists(GetHash()); + return fInMempool; } bool CWalletTx::IsTrusted() const { // Quick answer in most cases - if (!CheckFinalTx(*this)) + if (!CheckFinalTx(*tx)) return false; int nDepth = GetDepthInMainChain(); if (nDepth >= 1) @@ -2123,7 +2183,7 @@ void CWallet::AvailableCoins(std::vector<COutput> &vCoins, bool fOnlySafe, const const uint256& wtxid = it->first; const CWalletTx* pcoin = &(*it).second; - if (!CheckFinalTx(*pcoin)) + if (!CheckFinalTx(*pcoin->tx)) continue; if (pcoin->IsCoinBase() && pcoin->GetBlocksToMaturity() > 0) @@ -2905,7 +2965,7 @@ bool CWallet::CreateTransaction(const std::vector<CRecipient>& vecSend, CWalletT wtxNew.SetTx(MakeTransactionRef(std::move(txNew))); // Limit size - if (GetTransactionWeight(wtxNew) >= MAX_STANDARD_TX_WEIGHT) + if (GetTransactionWeight(*wtxNew.tx) >= MAX_STANDARD_TX_WEIGHT) { strFailReason = _("Transaction too large"); return false; @@ -2967,14 +3027,18 @@ bool CWallet::CommitTransaction(CWalletTx& wtxNew, CReserveKey& reservekey, CCon // Track how many getdata requests our transaction gets mapRequestCount[wtxNew.GetHash()] = 0; + // Get the inserted-CWalletTx from mapWallet so that the + // fInMempool flag is cached properly + CWalletTx& wtx = mapWallet[wtxNew.GetHash()]; + if (fBroadcastTransactions) { // Broadcast - if (!wtxNew.AcceptToMemoryPool(maxTxFee, state)) { + if (!wtx.AcceptToMemoryPool(maxTxFee, state)) { LogPrintf("CommitTransaction(): Transaction cannot be broadcast immediately, %s\n", state.GetRejectReason()); // TODO: if we expect the failure to be long term or permanent, instead delete wtx from the wallet and return failure. } else { - wtxNew.RelayWalletTransaction(connman); + wtx.RelayWalletTransaction(connman); } } } @@ -3793,7 +3857,7 @@ CWallet* CWallet::CreateWalletFromFile(const std::string walletFile) uiInterface.InitMessage(_("Zapping all transactions from wallet...")); std::unique_ptr<CWalletDBWrapper> dbw(new CWalletDBWrapper(&bitdb, walletFile)); - std::unique_ptr<CWallet> tempWallet(new CWallet(std::move(dbw))); + std::unique_ptr<CWallet> tempWallet = MakeUnique<CWallet>(std::move(dbw)); DBErrors nZapWalletRet = tempWallet->ZapWalletTx(vWtx); if (nZapWalletRet != DB_LOAD_OK) { InitError(strprintf(_("Error loading %s: Wallet corrupted"), walletFile)); @@ -3871,7 +3935,7 @@ CWallet* CWallet::CreateWalletFromFile(const std::string walletFile) // Top up the keypool if (!walletInstance->TopUpKeyPool()) { InitError(_("Unable to generate initial keys") += "\n"); - return NULL; + return nullptr; } walletInstance->SetBestChain(chainActive.GetLocator()); @@ -3890,8 +3954,6 @@ CWallet* CWallet::CreateWalletFromFile(const std::string walletFile) LogPrintf(" wallet %15dms\n", GetTimeMillis() - nStart); - RegisterValidationInterface(walletInstance); - // Try to top up keypool. No-op if the wallet is locked. walletInstance->TopUpKeyPool(); @@ -3903,6 +3965,10 @@ CWallet* CWallet::CreateWalletFromFile(const std::string walletFile) if (walletdb.ReadBestBlock(locator)) pindexRescan = FindForkInGlobalIndex(chainActive, locator); } + + walletInstance->m_last_block_processed = chainActive.Tip(); + RegisterValidationInterface(walletInstance); + if (chainActive.Tip() && chainActive.Tip() != pindexRescan) { //We can't rescan beyond non-pruned blocks, stop and throw an error @@ -3930,7 +3996,7 @@ CWallet* CWallet::CreateWalletFromFile(const std::string walletFile) } nStart = GetTimeMillis(); - walletInstance->ScanForWalletTransactions(pindexRescan, true); + walletInstance->ScanForWalletTransactions(pindexRescan, nullptr, true); LogPrintf(" rescan %15dms\n", GetTimeMillis() - nStart); walletInstance->SetBestChain(chainActive.GetLocator()); walletInstance->dbw->IncrementUpdateCounter(); @@ -4046,8 +4112,15 @@ int CMerkleTx::GetBlocksToMaturity() const } -bool CMerkleTx::AcceptToMemoryPool(const CAmount& nAbsurdFee, CValidationState& state) +bool CWalletTx::AcceptToMemoryPool(const CAmount& nAbsurdFee, CValidationState& state) { - return ::AcceptToMemoryPool(mempool, state, tx, nullptr /* pfMissingInputs */, + // We must set fInMempool here - while it will be re-set to true by the + // entered-mempool callback, if we did not there would be a race where a + // user could call sendmoney in a loop and hit spurious out of funds errors + // because we think that the transaction they just generated's change is + // unavailable as we're not yet aware its in mempool. + bool ret = ::AcceptToMemoryPool(mempool, state, tx, nullptr /* pfMissingInputs */, nullptr /* plTxnReplaced */, false /* bypass_limits */, nAbsurdFee); + fInMempool = ret; + return ret; } diff --git a/src/wallet/wallet.h b/src/wallet/wallet.h index c4af192f36..1bd0be7bd0 100644 --- a/src/wallet/wallet.h +++ b/src/wallet/wallet.h @@ -6,18 +6,18 @@ #ifndef BITCOIN_WALLET_WALLET_H #define BITCOIN_WALLET_WALLET_H -#include "amount.h" -#include "policy/feerate.h" -#include "streams.h" -#include "tinyformat.h" -#include "ui_interface.h" -#include "utilstrencodings.h" -#include "validationinterface.h" -#include "script/ismine.h" -#include "script/sign.h" -#include "wallet/crypter.h" -#include "wallet/walletdb.h" -#include "wallet/rpcwallet.h" +#include <amount.h> +#include <policy/feerate.h> +#include <streams.h> +#include <tinyformat.h> +#include <ui_interface.h> +#include <utilstrencodings.h> +#include <validationinterface.h> +#include <script/ismine.h> +#include <script/sign.h> +#include <wallet/crypter.h> +#include <wallet/walletdb.h> +#include <wallet/rpcwallet.h> #include <algorithm> #include <atomic> @@ -214,10 +214,6 @@ public: Init(); } - /** Helper conversion operator to allow passing CMerkleTx where CTransaction is expected. - * TODO: adapt callers and remove this operator. */ - operator const CTransaction&() const { return *tx; } - void Init() { hashBlock = uint256(); @@ -252,8 +248,6 @@ public: int GetDepthInMainChain() const { const CBlockIndex *pindexRet; return GetDepthInMainChain(pindexRet); } bool IsInMainChain() const { const CBlockIndex *pindexRet; return GetDepthInMainChain(pindexRet) > 0; } int GetBlocksToMaturity() const; - /** Pass this transaction to the mempool. Fails if absolute fee exceeds absurd fee. */ - bool AcceptToMemoryPool(const CAmount& nAbsurdFee, CValidationState& state); bool hashUnset() const { return (hashBlock.IsNull() || hashBlock == ABANDON_HASH); } bool isAbandoned() const { return (hashBlock == ABANDON_HASH); } void setAbandoned() { hashBlock = ABANDON_HASH; } @@ -330,6 +324,7 @@ public: mutable bool fImmatureWatchCreditCached; mutable bool fAvailableWatchCreditCached; mutable bool fChangeCached; + mutable bool fInMempool; mutable CAmount nDebitCached; mutable CAmount nCreditCached; mutable CAmount nImmatureCreditCached; @@ -369,6 +364,7 @@ public: fImmatureWatchCreditCached = false; fAvailableWatchCreditCached = false; fChangeCached = false; + fInMempool = false; nDebitCached = 0; nCreditCached = 0; nImmatureCreditCached = 0; @@ -473,6 +469,9 @@ public: // RelayWalletTransaction may only be called if fBroadcastTransactions! bool RelayWalletTransaction(CConnman* connman); + /** Pass this transaction to the mempool. Fails if absolute fee exceeds absurd fee. */ + bool AcceptToMemoryPool(const CAmount& nAbsurdFee, CValidationState& state); + std::set<uint256> GetConflicts() const; }; @@ -722,6 +721,18 @@ private: std::unique_ptr<CWalletDBWrapper> dbw; + /** + * The following is used to keep track of how far behind the wallet is + * from the chain sync, and to allow clients to block on us being caught up. + * + * Note that this is *not* how far we've processed, we may need some rescan + * to have seen all transactions in the chain, but is only used to track + * live BlockConnected callbacks. + * + * Protected by cs_main (see BlockUntilSyncedToCurrentChain) + */ + const CBlockIndex* m_last_block_processed; + public: /* * Main wallet lock. @@ -919,7 +930,8 @@ public: void BlockDisconnected(const std::shared_ptr<const CBlock>& pblock) override; bool AddToWalletIfInvolvingMe(const CTransactionRef& tx, const CBlockIndex* pIndex, int posInBlock, bool fUpdate); int64_t RescanFromTime(int64_t startTime, bool update); - CBlockIndex* ScanForWalletTransactions(CBlockIndex* pindexStart, bool fUpdate = false); + CBlockIndex* ScanForWalletTransactions(CBlockIndex* pindexStart, CBlockIndex* pindexStop, bool fUpdate = false); + void TransactionRemovedFromMempool(const CTransactionRef &ptx) override; void ReacceptWalletTransactions(); void ResendWalletTransactions(int64_t nBestBlockTime, CConnman* connman) override; // ResendWalletTransactionsBefore may only be called if fBroadcastTransactions! @@ -1106,6 +1118,14 @@ public: caller must ensure the current wallet version is correct before calling this function). */ bool SetHDMasterKey(const CPubKey& key); + + /** + * Blocks until the wallet state is up-to-date to /at least/ the current + * chain at the time this function is entered + * Obviously holding cs_main/cs_wallet when going into this call may cause + * deadlock + */ + void BlockUntilSyncedToCurrentChain(); }; /** A key allocated from the key pool. */ diff --git a/src/wallet/walletdb.cpp b/src/wallet/walletdb.cpp index b7f873c1e4..66b8dea4ad 100644 --- a/src/wallet/walletdb.cpp +++ b/src/wallet/walletdb.cpp @@ -3,18 +3,18 @@ // Distributed under the MIT software license, see the accompanying // file COPYING or http://www.opensource.org/licenses/mit-license.php. -#include "wallet/walletdb.h" - -#include "base58.h" -#include "consensus/tx_verify.h" -#include "consensus/validation.h" -#include "fs.h" -#include "protocol.h" -#include "serialize.h" -#include "sync.h" -#include "util.h" -#include "utiltime.h" -#include "wallet/wallet.h" +#include <wallet/walletdb.h> + +#include <base58.h> +#include <consensus/tx_verify.h> +#include <consensus/validation.h> +#include <fs.h> +#include <protocol.h> +#include <serialize.h> +#include <sync.h> +#include <util.h> +#include <utiltime.h> +#include <wallet/wallet.h> #include <atomic> @@ -268,7 +268,7 @@ ReadKeyValue(CWallet* pwallet, CDataStream& ssKey, CDataStream& ssValue, CWalletTx wtx; ssValue >> wtx; CValidationState state; - if (!(CheckTransaction(wtx, state) && (wtx.GetHash() == hash) && state.IsValid())) + if (!(CheckTransaction(*wtx.tx, state) && (wtx.GetHash() == hash) && state.IsValid())) return false; // Undo serialize changes in 31600 diff --git a/src/wallet/walletdb.h b/src/wallet/walletdb.h index 3a146179af..0a85fc3bc0 100644 --- a/src/wallet/walletdb.h +++ b/src/wallet/walletdb.h @@ -6,10 +6,10 @@ #ifndef BITCOIN_WALLET_WALLETDB_H #define BITCOIN_WALLET_WALLETDB_H -#include "amount.h" -#include "primitives/transaction.h" -#include "wallet/db.h" -#include "key.h" +#include <amount.h> +#include <primitives/transaction.h> +#include <wallet/db.h> +#include <key.h> #include <list> #include <stdint.h> |