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-rw-r--r--src/wallet/rpcwallet.cpp25
-rw-r--r--src/wallet/wallet.cpp77
-rw-r--r--src/wallet/wallet.h14
3 files changed, 75 insertions, 41 deletions
diff --git a/src/wallet/rpcwallet.cpp b/src/wallet/rpcwallet.cpp
index ee8c7548fc..f63ce1bb48 100644
--- a/src/wallet/rpcwallet.cpp
+++ b/src/wallet/rpcwallet.cpp
@@ -9,6 +9,7 @@
#include "consensus/validation.h"
#include "core_io.h"
#include "init.h"
+#include "httpserver.h"
#include "validation.h"
#include "net.h"
#include "policy/feerate.h"
@@ -30,10 +31,21 @@
#include <univalue.h>
+static const std::string WALLET_ENDPOINT_BASE = "/wallet/";
+
CWallet *GetWalletForJSONRPCRequest(const JSONRPCRequest& request)
{
- // TODO: Some way to access secondary wallets
- return vpwallets.empty() ? nullptr : vpwallets[0];
+ if (request.URI.substr(0, WALLET_ENDPOINT_BASE.size()) == WALLET_ENDPOINT_BASE) {
+ // wallet endpoint was used
+ std::string requestedWallet = urlDecode(request.URI.substr(WALLET_ENDPOINT_BASE.size()));
+ for (CWalletRef pwallet : ::vpwallets) {
+ if (pwallet->GetName() == requestedWallet) {
+ return pwallet;
+ }
+ }
+ throw JSONRPCError(RPC_INVALID_PARAMETER, "Requested wallet does not exist or is not loaded");
+ }
+ return ::vpwallets.size() == 1 || (request.fHelp && ::vpwallets.size() > 0) ? ::vpwallets[0] : nullptr;
}
std::string HelpRequiringPassphrase(CWallet * const pwallet)
@@ -2693,7 +2705,6 @@ UniValue fundrawtransaction(const JSONRPCRequest& request)
" \"changePosition\" (numeric, optional, default random) The index of the change output\n"
" \"includeWatching\" (boolean, optional, default false) Also select inputs which are watch only\n"
" \"lockUnspents\" (boolean, optional, default false) Lock selected unspent outputs\n"
- " \"reserveChangeKey\" (boolean, optional, default true) Reserves the change output key from the keypool\n"
" \"feeRate\" (numeric, optional, default not set: makes wallet determine the fee) Set a specific feerate (" + CURRENCY_UNIT + " per KB)\n"
" \"subtractFeeFromOutputs\" (array, optional) A json array of integers.\n"
" The fee will be equally deducted from the amount of each specified output.\n"
@@ -2732,7 +2743,6 @@ UniValue fundrawtransaction(const JSONRPCRequest& request)
CCoinControl coinControl;
int changePosition = -1;
bool lockUnspents = false;
- bool reserveChangeKey = true;
UniValue subtractFeeFromOutputs;
std::set<int> setSubtractFeeFromOutputs;
@@ -2752,7 +2762,7 @@ UniValue fundrawtransaction(const JSONRPCRequest& request)
{"changePosition", UniValueType(UniValue::VNUM)},
{"includeWatching", UniValueType(UniValue::VBOOL)},
{"lockUnspents", UniValueType(UniValue::VBOOL)},
- {"reserveChangeKey", UniValueType(UniValue::VBOOL)},
+ {"reserveChangeKey", UniValueType(UniValue::VBOOL)}, // DEPRECATED (and ignored), should be removed in 0.16 or so.
{"feeRate", UniValueType()}, // will be checked below
{"subtractFeeFromOutputs", UniValueType(UniValue::VARR)},
{"replaceable", UniValueType(UniValue::VBOOL)},
@@ -2779,9 +2789,6 @@ UniValue fundrawtransaction(const JSONRPCRequest& request)
if (options.exists("lockUnspents"))
lockUnspents = options["lockUnspents"].get_bool();
- if (options.exists("reserveChangeKey"))
- reserveChangeKey = options["reserveChangeKey"].get_bool();
-
if (options.exists("feeRate"))
{
coinControl.m_feerate = CFeeRate(AmountFromValue(options["feeRate"]));
@@ -2830,7 +2837,7 @@ UniValue fundrawtransaction(const JSONRPCRequest& request)
CAmount nFeeOut;
std::string strFailReason;
- if (!pwallet->FundTransaction(tx, nFeeOut, changePosition, strFailReason, lockUnspents, setSubtractFeeFromOutputs, coinControl, reserveChangeKey)) {
+ if (!pwallet->FundTransaction(tx, nFeeOut, changePosition, strFailReason, lockUnspents, setSubtractFeeFromOutputs, coinControl)) {
throw JSONRPCError(RPC_WALLET_ERROR, strFailReason);
}
diff --git a/src/wallet/wallet.cpp b/src/wallet/wallet.cpp
index e230ee0eb0..7a0aac5f53 100644
--- a/src/wallet/wallet.cpp
+++ b/src/wallet/wallet.cpp
@@ -89,7 +89,7 @@ const CWalletTx* CWallet::GetWalletTx(const uint256& hash) const
return &(it->second);
}
-CPubKey CWallet::GenerateNewKey(bool internal)
+CPubKey CWallet::GenerateNewKey(CWalletDB &walletdb, bool internal)
{
AssertLockHeld(cs_wallet); // mapKeyMetadata
bool fCompressed = CanSupportFeature(FEATURE_COMPRPUBKEY); // default to compressed public keys if we want 0.6.0 wallets
@@ -102,14 +102,15 @@ CPubKey CWallet::GenerateNewKey(bool internal)
// use HD key derivation if HD was enabled during wallet creation
if (IsHDEnabled()) {
- DeriveNewChildKey(metadata, secret, (CanSupportFeature(FEATURE_HD_SPLIT) ? internal : false));
+ DeriveNewChildKey(walletdb, metadata, secret, (CanSupportFeature(FEATURE_HD_SPLIT) ? internal : false));
} else {
secret.MakeNewKey(fCompressed);
}
// Compressed public keys were introduced in version 0.6.0
- if (fCompressed)
+ if (fCompressed) {
SetMinVersion(FEATURE_COMPRPUBKEY);
+ }
CPubKey pubkey = secret.GetPubKey();
assert(secret.VerifyPubKey(pubkey));
@@ -117,12 +118,13 @@ CPubKey CWallet::GenerateNewKey(bool internal)
mapKeyMetadata[pubkey.GetID()] = metadata;
UpdateTimeFirstKey(nCreationTime);
- if (!AddKeyPubKey(secret, pubkey))
+ if (!AddKeyPubKeyWithDB(walletdb, secret, pubkey)) {
throw std::runtime_error(std::string(__func__) + ": AddKey failed");
+ }
return pubkey;
}
-void CWallet::DeriveNewChildKey(CKeyMetadata& metadata, CKey& secret, bool internal)
+void CWallet::DeriveNewChildKey(CWalletDB &walletdb, CKeyMetadata& metadata, CKey& secret, bool internal)
{
// for now we use a fixed keypath scheme of m/0'/0'/k
CKey key; //master key seed (256bit)
@@ -164,33 +166,52 @@ void CWallet::DeriveNewChildKey(CKeyMetadata& metadata, CKey& secret, bool inter
secret = childKey.key;
metadata.hdMasterKeyID = hdChain.masterKeyID;
// update the chain model in the database
- if (!CWalletDB(*dbw).WriteHDChain(hdChain))
+ if (!walletdb.WriteHDChain(hdChain))
throw std::runtime_error(std::string(__func__) + ": Writing HD chain model failed");
}
-bool CWallet::AddKeyPubKey(const CKey& secret, const CPubKey &pubkey)
+bool CWallet::AddKeyPubKeyWithDB(CWalletDB &walletdb, const CKey& secret, const CPubKey &pubkey)
{
AssertLockHeld(cs_wallet); // mapKeyMetadata
- if (!CCryptoKeyStore::AddKeyPubKey(secret, pubkey))
+
+ // CCryptoKeyStore has no concept of wallet databases, but calls AddCryptedKey
+ // which is overridden below. To avoid flushes, the database handle is
+ // tunneled through to it.
+ bool needsDB = !pwalletdbEncryption;
+ if (needsDB) {
+ pwalletdbEncryption = &walletdb;
+ }
+ if (!CCryptoKeyStore::AddKeyPubKey(secret, pubkey)) {
+ if (needsDB) pwalletdbEncryption = NULL;
return false;
+ }
+ if (needsDB) pwalletdbEncryption = NULL;
// check if we need to remove from watch-only
CScript script;
script = GetScriptForDestination(pubkey.GetID());
- if (HaveWatchOnly(script))
+ if (HaveWatchOnly(script)) {
RemoveWatchOnly(script);
+ }
script = GetScriptForRawPubKey(pubkey);
- if (HaveWatchOnly(script))
+ if (HaveWatchOnly(script)) {
RemoveWatchOnly(script);
+ }
if (!IsCrypted()) {
- return CWalletDB(*dbw).WriteKey(pubkey,
+ return walletdb.WriteKey(pubkey,
secret.GetPrivKey(),
mapKeyMetadata[pubkey.GetID()]);
}
return true;
}
+bool CWallet::AddKeyPubKey(const CKey& secret, const CPubKey &pubkey)
+{
+ CWalletDB walletdb(*dbw);
+ return CWallet::AddKeyPubKeyWithDB(walletdb, secret, pubkey);
+}
+
bool CWallet::AddCryptedKey(const CPubKey &vchPubKey,
const std::vector<unsigned char> &vchCryptedSecret)
{
@@ -2452,7 +2473,7 @@ bool CWallet::SignTransaction(CMutableTransaction &tx)
return true;
}
-bool CWallet::FundTransaction(CMutableTransaction& tx, CAmount& nFeeRet, int& nChangePosInOut, std::string& strFailReason, bool lockUnspents, const std::set<int>& setSubtractFeeFromOutputs, CCoinControl coinControl, bool keepReserveKey)
+bool CWallet::FundTransaction(CMutableTransaction& tx, CAmount& nFeeRet, int& nChangePosInOut, std::string& strFailReason, bool lockUnspents, const std::set<int>& setSubtractFeeFromOutputs, CCoinControl coinControl)
{
std::vector<CRecipient> vecSend;
@@ -2474,8 +2495,13 @@ bool CWallet::FundTransaction(CMutableTransaction& tx, CAmount& nFeeRet, int& nC
if (!CreateTransaction(vecSend, wtx, reservekey, nFeeRet, nChangePosInOut, strFailReason, coinControl, false)) {
return false;
}
- if (nChangePosInOut != -1)
+
+ if (nChangePosInOut != -1) {
tx.vout.insert(tx.vout.begin() + nChangePosInOut, wtx.tx->vout[nChangePosInOut]);
+ // we dont have the normal Create/Commit cycle, and dont want to risk reusing change,
+ // so just remove the key from the keypool here.
+ reservekey.KeepKey();
+ }
// Copy output sizes from new transaction; they may have had the fee subtracted from them
for (unsigned int idx = 0; idx < tx.vout.size(); idx++)
@@ -2496,9 +2522,6 @@ bool CWallet::FundTransaction(CMutableTransaction& tx, CAmount& nFeeRet, int& nC
}
}
- // optionally keep the change output key
- if (keepReserveKey)
- reservekey.KeepKey();
return true;
}
@@ -3204,22 +3227,21 @@ bool CWallet::TopUpKeyPool(unsigned int kpSize)
internal = true;
}
- if (!setInternalKeyPool.empty()) {
- nEnd = *(setInternalKeyPool.rbegin()) + 1;
- }
- if (!setExternalKeyPool.empty()) {
- nEnd = std::max(nEnd, *(setExternalKeyPool.rbegin()) + 1);
- }
+ 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(nEnd, CKeyPool(GenerateNewKey(internal), internal)))
+ if (!walletdb.WritePool(index, CKeyPool(GenerateNewKey(walletdb, internal), internal))) {
throw std::runtime_error(std::string(__func__) + ": writing generated key failed");
+ }
if (internal) {
- setInternalKeyPool.insert(nEnd);
+ setInternalKeyPool.insert(index);
} else {
- setExternalKeyPool.insert(nEnd);
+ setExternalKeyPool.insert(index);
}
- LogPrintf("keypool added key %d, size=%u (%u internal), new key is %s\n", nEnd, setInternalKeyPool.size() + setExternalKeyPool.size(), setInternalKeyPool.size(), internal ? "internal" : "external");
+ }
+ 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());
}
}
return true;
@@ -3294,7 +3316,8 @@ bool CWallet::GetKeyFromPool(CPubKey& result, bool internal)
if (nIndex == -1)
{
if (IsLocked()) return false;
- result = GenerateNewKey(internal);
+ CWalletDB walletdb(*dbw);
+ result = GenerateNewKey(walletdb, internal);
return true;
}
KeepKey(nIndex);
diff --git a/src/wallet/wallet.h b/src/wallet/wallet.h
index a7fef8a802..bcd7e4b4ee 100644
--- a/src/wallet/wallet.h
+++ b/src/wallet/wallet.h
@@ -40,7 +40,7 @@ extern unsigned int nTxConfirmTarget;
extern bool bSpendZeroConfChange;
extern bool fWalletRbf;
-static const unsigned int DEFAULT_KEYPOOL_SIZE = 100;
+static const unsigned int DEFAULT_KEYPOOL_SIZE = 1000;
//! -paytxfee default
static const CAmount DEFAULT_TRANSACTION_FEE = 0;
//! -fallbackfee default
@@ -699,10 +699,11 @@ private:
CHDChain hdChain;
/* HD derive new child key (on internal or external chain) */
- void DeriveNewChildKey(CKeyMetadata& metadata, CKey& secret, bool internal = false);
+ void DeriveNewChildKey(CWalletDB &walletdb, CKeyMetadata& metadata, CKey& secret, bool internal = false);
std::set<int64_t> setInternalKeyPool;
std::set<int64_t> setExternalKeyPool;
+ int64_t m_max_keypool_index;
int64_t nTimeFirstKey;
@@ -745,13 +746,14 @@ public:
}
}
- void LoadKeyPool(int nIndex, const CKeyPool &keypool)
+ void LoadKeyPool(int64_t nIndex, const CKeyPool &keypool)
{
if (keypool.fInternal) {
setInternalKeyPool.insert(nIndex);
} else {
setExternalKeyPool.insert(nIndex);
}
+ m_max_keypool_index = std::max(m_max_keypool_index, nIndex);
// If no metadata exists yet, create a default with the pool key's
// creation time. Note that this may be overwritten by actually
@@ -797,6 +799,7 @@ public:
nAccountingEntryNumber = 0;
nNextResend = 0;
nLastResend = 0;
+ m_max_keypool_index = 0;
nTimeFirstKey = 0;
fBroadcastTransactions = false;
nRelockTime = 0;
@@ -868,9 +871,10 @@ public:
* keystore implementation
* Generate a new key
*/
- CPubKey GenerateNewKey(bool internal = false);
+ CPubKey GenerateNewKey(CWalletDB& walletdb, bool internal = false);
//! Adds a key to the store, and saves it to disk.
bool AddKeyPubKey(const CKey& key, const CPubKey &pubkey) override;
+ bool AddKeyPubKeyWithDB(CWalletDB &walletdb,const CKey& key, const CPubKey &pubkey);
//! Adds a key to the store, without saving it to disk (used by LoadWallet)
bool LoadKey(const CKey& key, const CPubKey &pubkey) { return CCryptoKeyStore::AddKeyPubKey(key, pubkey); }
//! Load metadata (used by LoadWallet)
@@ -947,7 +951,7 @@ public:
* Insert additional inputs into the transaction by
* calling CreateTransaction();
*/
- bool FundTransaction(CMutableTransaction& tx, CAmount& nFeeRet, int& nChangePosInOut, std::string& strFailReason, bool lockUnspents, const std::set<int>& setSubtractFeeFromOutputs, CCoinControl, bool keepReserveKey = true);
+ bool FundTransaction(CMutableTransaction& tx, CAmount& nFeeRet, int& nChangePosInOut, std::string& strFailReason, bool lockUnspents, const std::set<int>& setSubtractFeeFromOutputs, CCoinControl);
bool SignTransaction(CMutableTransaction& tx);
/**
generated by cgit v1.2.3 (git 2.26.2) at 2024-08-27 10:33:02 +0000