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[wallet] Cache keyid -> keypool id mappings

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This commit is contained in:
John Newbery 2017-07-21 13:54:13 -04:00
parent 83f1ec33ce
commit f2123e3a7b
3 changed files with 19 additions and 37 deletions
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5
src/wallet/rpcdump.cpp
View file

@ -619,9 +619,8 @@ UniValue dumpwallet(const JSONRPCRequest& request)
throw JSONRPCError(RPC_INVALID_PARAMETER, "Cannot open wallet dump file");
std::map<CTxDestination, int64_t> mapKeyBirth;
std::set<CKeyID> setKeyPool;
const std::map<CKeyID, int64_t>& mapKeyPool = pwallet->GetAllReserveKeys();
pwallet->GetKeyBirthTimes(mapKeyBirth);
pwallet->GetAllReserveKeys(setKeyPool);
// sort time/key pairs
std::vector<std::pair<int64_t, CKeyID> > vKeyBirth;
@ -666,7 +665,7 @@ UniValue dumpwallet(const JSONRPCRequest& request)
file << strprintf("label=%s", EncodeDumpString(pwallet->mapAddressBook[keyid].name));
} else if (keyid == masterKeyID) {
file << "hdmaster=1";
} else if (setKeyPool.count(keyid)) {
} else if (mapKeyPool.count(keyid)) {
file << "reserve=1";
} else if (pwallet->mapKeyMetadata[keyid].hdKeypath == "m") {
file << "inactivehdmaster=1";

46
src/wallet/wallet.cpp
View file

@ -3077,6 +3077,7 @@ DBErrors CWallet::LoadWallet(bool& fFirstRunRet)
LOCK(cs_wallet);
setInternalKeyPool.clear();
setExternalKeyPool.clear();
m_pool_key_to_index.clear();
// Note: can't top-up keypool here, because wallet is locked.
// User will be prompted to unlock wallet the next operation
// that requires a new key.
@ -3106,6 +3107,7 @@ DBErrors CWallet::ZapSelectTx(std::vector<uint256>& vHashIn, std::vector<uint256
{
setInternalKeyPool.clear();
setExternalKeyPool.clear();
m_pool_key_to_index.clear();
// Note: can't top-up keypool here, because wallet is locked.
// User will be prompted to unlock wallet the next operation
// that requires a new key.
@ -3132,6 +3134,7 @@ DBErrors CWallet::ZapWalletTx(std::vector<CWalletTx>& vWtx)
LOCK(cs_wallet);
setInternalKeyPool.clear();
setExternalKeyPool.clear();
m_pool_key_to_index.clear();
// Note: can't top-up keypool here, because wallet is locked.
// User will be prompted to unlock wallet the next operation
// that requires a new key.
@ -3226,6 +3229,8 @@ bool CWallet::NewKeyPool()
}
setExternalKeyPool.clear();
m_pool_key_to_index.clear();
if (!TopUpKeyPool()) {
return false;
}
@ -3242,12 +3247,14 @@ size_t CWallet::KeypoolCountExternalKeys()
void CWallet::LoadKeyPool(int64_t nIndex, const CKeyPool &keypool)
{
AssertLockHeld(cs_wallet);
if (keypool.fInternal) {
setInternalKeyPool.insert(nIndex);
} else {
setExternalKeyPool.insert(nIndex);
}
m_max_keypool_index = std::max(m_max_keypool_index, nIndex);
m_pool_key_to_index[keypool.vchPubKey.GetID()] = nIndex;
// If no metadata exists yet, create a default with the pool key's
// creation time. Note that this may be overwritten by actually
@ -3293,7 +3300,8 @@ bool CWallet::TopUpKeyPool(unsigned int kpSize)
assert(m_max_keypool_index < std::numeric_limits<int64_t>::max()); // How in the hell did you use so many keys?
int64_t index = ++m_max_keypool_index;
if (!walletdb.WritePool(index, CKeyPool(GenerateNewKey(walletdb, internal), internal))) {
CPubKey pubkey(GenerateNewKey(walletdb, internal));
if (!walletdb.WritePool(index, CKeyPool(pubkey, internal))) {
throw std::runtime_error(std::string(__func__) + ": writing generated key failed");
}
@ -3302,6 +3310,7 @@ bool CWallet::TopUpKeyPool(unsigned int kpSize)
} else {
setExternalKeyPool.insert(index);
}
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());
@ -3343,6 +3352,7 @@ void CWallet::ReserveKeyFromKeyPool(int64_t& nIndex, CKeyPool& keypool, bool fRe
}
assert(keypool.vchPubKey.IsValid());
m_pool_key_to_index.erase(keypool.vchPubKey.GetID());
LogPrintf("keypool reserve %d\n", nIndex);
}
}
@ -3355,7 +3365,7 @@ void CWallet::KeepKey(int64_t nIndex)
LogPrintf("keypool keep %d\n", nIndex);
}
void CWallet::ReturnKey(int64_t nIndex, bool fInternal)
void CWallet::ReturnKey(int64_t nIndex, bool fInternal, const CPubKey& pubkey)
{
// Return to key pool
{
@ -3365,6 +3375,7 @@ void CWallet::ReturnKey(int64_t nIndex, bool fInternal)
} else {
setExternalKeyPool.insert(nIndex);
}
m_pool_key_to_index[pubkey.GetID()] = nIndex;
}
LogPrintf("keypool return %d\n", nIndex);
}
@ -3594,41 +3605,12 @@ void CReserveKey::KeepKey()
void CReserveKey::ReturnKey()
{
if (nIndex != -1) {
pwallet->ReturnKey(nIndex, fInternal);
pwallet->ReturnKey(nIndex, fInternal, vchPubKey);
}
nIndex = -1;
vchPubKey = CPubKey();
}
static void LoadReserveKeysToSet(std::set<CKeyID>& setAddress, const std::set<int64_t>& setKeyPool, CWalletDB& walletdb) {
for (const int64_t& id : setKeyPool)
{
CKeyPool keypool;
if (!walletdb.ReadPool(id, keypool))
throw std::runtime_error(std::string(__func__) + ": read failed");
assert(keypool.vchPubKey.IsValid());
CKeyID keyID = keypool.vchPubKey.GetID();
setAddress.insert(keyID);
}
}
void CWallet::GetAllReserveKeys(std::set<CKeyID>& setAddress) const
{
setAddress.clear();
CWalletDB walletdb(*dbw);
LOCK2(cs_main, cs_wallet);
LoadReserveKeysToSet(setAddress, setInternalKeyPool, walletdb);
LoadReserveKeysToSet(setAddress, setExternalKeyPool, walletdb);
for (const CKeyID& keyID : setAddress) {
if (!HaveKey(keyID)) {
throw std::runtime_error(std::string(__func__) + ": unknown key in key pool");
}
}
}
void CWallet::GetScriptForMining(std::shared_ptr<CReserveScript> &script)
{
std::shared_ptr<CReserveKey> rKey = std::make_shared<CReserveKey>(this);

5
src/wallet/wallet.h
View file

@ -704,6 +704,7 @@ private:
std::set<int64_t> setInternalKeyPool;
std::set<int64_t> setExternalKeyPool;
int64_t m_max_keypool_index;
std::map<CKeyID, int64_t> m_pool_key_to_index;
int64_t nTimeFirstKey;
@ -973,10 +974,10 @@ public:
bool TopUpKeyPool(unsigned int kpSize = 0);
void ReserveKeyFromKeyPool(int64_t& nIndex, CKeyPool& keypool, bool fRequestedInternal);
void KeepKey(int64_t nIndex);
void ReturnKey(int64_t nIndex, bool fInternal);
void ReturnKey(int64_t nIndex, bool fInternal, const CPubKey& pubkey);
bool GetKeyFromPool(CPubKey &key, bool internal = false);
int64_t GetOldestKeyPoolTime();
void GetAllReserveKeys(std::set<CKeyID>& setAddress) const;
const std::map<CKeyID, int64_t>& GetAllReserveKeys() const { return m_pool_key_to_index; }
std::set< std::set<CTxDestination> > GetAddressGroupings();
std::map<CTxDestination, CAmount> GetAddressBalances();