diff --git a/src/wallet/wallet.cpp b/src/wallet/wallet.cpp index 57dc6c3b70b..26eb7198f20 100644 --- a/src/wallet/wallet.cpp +++ b/src/wallet/wallet.cpp @@ -3326,6 +3326,11 @@ bool CWallet::NewKeyPool() } setExternalKeyPool.clear(); + for (int64_t nIndex : set_pre_split_keypool) { + batch.ErasePool(nIndex); + } + set_pre_split_keypool.clear(); + m_pool_key_to_index.clear(); if (!TopUpKeyPool()) { @@ -3339,13 +3344,15 @@ bool CWallet::NewKeyPool() size_t CWallet::KeypoolCountExternalKeys() { AssertLockHeld(cs_wallet); // setExternalKeyPool - return setExternalKeyPool.size(); + return setExternalKeyPool.size() + set_pre_split_keypool.size(); } void CWallet::LoadKeyPool(int64_t nIndex, const CKeyPool &keypool) { AssertLockHeld(cs_wallet); - if (keypool.fInternal) { + if (keypool.m_pre_split) { + set_pre_split_keypool.insert(nIndex); + } else if (keypool.fInternal) { setInternalKeyPool.insert(nIndex); } else { setExternalKeyPool.insert(nIndex); @@ -3410,7 +3417,7 @@ bool CWallet::TopUpKeyPool(unsigned int kpSize) m_pool_key_to_index[pubkey.GetID()] = index; } if (missingInternal + missingExternal > 0) { - LogPrintf("keypool added %d keys (%d internal), size=%u (%u internal)\n", missingInternal + missingExternal, missingInternal, setInternalKeyPool.size() + setExternalKeyPool.size(), setInternalKeyPool.size()); + LogPrintf("keypool added %d keys (%d internal), size=%u (%u internal)\n", missingInternal + missingExternal, missingInternal, setInternalKeyPool.size() + setExternalKeyPool.size() + set_pre_split_keypool.size(), setInternalKeyPool.size()); } } return true; @@ -3427,7 +3434,7 @@ void CWallet::ReserveKeyFromKeyPool(int64_t& nIndex, CKeyPool& keypool, bool fRe TopUpKeyPool(); bool fReturningInternal = IsHDEnabled() && CanSupportFeature(FEATURE_HD_SPLIT) && fRequestedInternal; - std::set& setKeyPool = fReturningInternal ? setInternalKeyPool : setExternalKeyPool; + std::set& setKeyPool = set_pre_split_keypool.empty() ? (fReturningInternal ? setInternalKeyPool : setExternalKeyPool) : set_pre_split_keypool; // Get the oldest key if(setKeyPool.empty()) @@ -3444,7 +3451,8 @@ void CWallet::ReserveKeyFromKeyPool(int64_t& nIndex, CKeyPool& keypool, bool fRe if (!HaveKey(keypool.vchPubKey.GetID())) { throw std::runtime_error(std::string(__func__) + ": unknown key in key pool"); } - if (keypool.fInternal != fReturningInternal) { + // If the key was pre-split keypool, we don't care about what type it is + if (set_pre_split_keypool.size() == 0 && keypool.fInternal != fReturningInternal) { throw std::runtime_error(std::string(__func__) + ": keypool entry misclassified"); } @@ -3469,6 +3477,8 @@ void CWallet::ReturnKey(int64_t nIndex, bool fInternal, const CPubKey& pubkey) LOCK(cs_wallet); if (fInternal) { setInternalKeyPool.insert(nIndex); + } else if (!set_pre_split_keypool.empty()) { + set_pre_split_keypool.insert(nIndex); } else { setExternalKeyPool.insert(nIndex); } @@ -3521,6 +3531,9 @@ int64_t CWallet::GetOldestKeyPoolTime() int64_t oldestKey = GetOldestKeyTimeInPool(setExternalKeyPool, batch); if (IsHDEnabled() && CanSupportFeature(FEATURE_HD_SPLIT)) { oldestKey = std::max(GetOldestKeyTimeInPool(setInternalKeyPool, batch), oldestKey); + if (!set_pre_split_keypool.empty()) { + oldestKey = std::max(GetOldestKeyTimeInPool(set_pre_split_keypool, batch), oldestKey); + } } return oldestKey; @@ -3718,8 +3731,8 @@ void CWallet::MarkReserveKeysAsUsed(int64_t keypool_id) { AssertLockHeld(cs_wallet); bool internal = setInternalKeyPool.count(keypool_id); - if (!internal) assert(setExternalKeyPool.count(keypool_id)); - std::set *setKeyPool = internal ? &setInternalKeyPool : &setExternalKeyPool; + if (!internal) assert(setExternalKeyPool.count(keypool_id) || set_pre_split_keypool.count(keypool_id)); + std::set *setKeyPool = internal ? &setInternalKeyPool : (set_pre_split_keypool.empty() ? &setExternalKeyPool : &set_pre_split_keypool); auto it = setKeyPool->begin(); WalletBatch batch(*database); @@ -3955,6 +3968,24 @@ std::vector CWallet::GetDestValues(const std::string& prefix) const return values; } +void CWallet::MarkPreSplitKeys() +{ + WalletBatch batch(*database); + for (auto it = setExternalKeyPool.begin(); it != setExternalKeyPool.end();) { + int64_t index = *it; + CKeyPool keypool; + if (!batch.ReadPool(index, keypool)) { + throw std::runtime_error(std::string(__func__) + ": read keypool entry failed"); + } + keypool.m_pre_split = true; + if (!batch.WritePool(index, keypool)) { + throw std::runtime_error(std::string(__func__) + ": writing modified keypool entry failed"); + } + set_pre_split_keypool.insert(index); + it = setExternalKeyPool.erase(it); + } +} + CWallet* CWallet::CreateWalletFromFile(const std::string& name, const fs::path& path) { const std::string& walletFile = name; @@ -4006,6 +4037,7 @@ CWallet* CWallet::CreateWalletFromFile(const std::string& name, const fs::path& } } + int prev_version = walletInstance->nWalletVersion; if (gArgs.GetBoolArg("-upgradewallet", fFirstRun)) { int nMaxVersion = gArgs.GetArg("-upgradewallet", 0); @@ -4029,6 +4061,7 @@ CWallet* CWallet::CreateWalletFromFile(const std::string& name, const fs::path& if (gArgs.GetBoolArg("-upgradewallet", false)) { LOCK(walletInstance->cs_wallet); bool hd_upgrade = false; + bool split_upgrade = false; if (walletInstance->CanSupportFeature(FEATURE_HD) && !walletInstance->IsHDEnabled()) { LogPrintf("Upgrading wallet to HD\n"); walletInstance->SetMinVersion(FEATURE_HD); @@ -4044,10 +4077,15 @@ CWallet* CWallet::CreateWalletFromFile(const std::string& name, const fs::path& if (walletInstance->CanSupportFeature(FEATURE_HD_SPLIT)) { LogPrintf("Upgrading wallet to use HD chain split\n"); walletInstance->SetMinVersion(FEATURE_HD_SPLIT); + split_upgrade = FEATURE_HD_SPLIT > prev_version; + } + // Mark all keys currently in the keypool as pre-split + if (split_upgrade) { + walletInstance->MarkPreSplitKeys(); } // Regenerate the keypool if upgraded to HD if (hd_upgrade) { - if (!walletInstance->NewKeyPool()) { + if (!walletInstance->TopUpKeyPool()) { InitError(_("Unable to generate keys") += "\n"); return nullptr; } @@ -4275,6 +4313,7 @@ CKeyPool::CKeyPool() { nTime = GetTime(); fInternal = false; + m_pre_split = false; } CKeyPool::CKeyPool(const CPubKey& vchPubKeyIn, bool internalIn) @@ -4282,6 +4321,7 @@ CKeyPool::CKeyPool(const CPubKey& vchPubKeyIn, bool internalIn) nTime = GetTime(); vchPubKey = vchPubKeyIn; fInternal = internalIn; + m_pre_split = false; } CWalletKey::CWalletKey(int64_t nExpires) diff --git a/src/wallet/wallet.h b/src/wallet/wallet.h index 215145a62bd..d81f3ef2069 100644 --- a/src/wallet/wallet.h +++ b/src/wallet/wallet.h @@ -119,6 +119,7 @@ public: int64_t nTime; CPubKey vchPubKey; bool fInternal; // for change outputs + bool m_pre_split; // For keys generated before keypool split upgrade CKeyPool(); CKeyPool(const CPubKey& vchPubKeyIn, bool internalIn); @@ -141,9 +142,18 @@ public: (this will be the case for any wallet before the HD chain split version) */ fInternal = false; } + try { + READWRITE(m_pre_split); + } + catch (std::ios_base::failure&) { + /* flag as postsplit address if we can't read the m_pre_split boolean + (this will be the case for any wallet that upgrades to HD chain split)*/ + m_pre_split = false; + } } else { READWRITE(fInternal); + READWRITE(m_pre_split); } } }; @@ -708,6 +718,7 @@ private: std::set setInternalKeyPool; std::set setExternalKeyPool; + std::set set_pre_split_keypool; int64_t m_max_keypool_index = 0; std::map m_pool_key_to_index; @@ -774,6 +785,7 @@ public: const std::string& GetName() const { return m_name; } void LoadKeyPool(int64_t nIndex, const CKeyPool &keypool); + void MarkPreSplitKeys(); // Map from Key ID to key metadata. std::map mapKeyMetadata;