diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/init.cpp | 10 | ||||
| -rw-r--r-- | src/miner.cpp | 40 | ||||
| -rw-r--r-- | src/miner.h | 11 | ||||
| -rw-r--r-- | src/rpc/client.cpp | 2 | ||||
| -rw-r--r-- | src/rpc/rawtransaction.cpp | 6 | ||||
| -rw-r--r-- | src/wallet/rpcwallet.cpp | 34 | ||||
| -rw-r--r-- | src/wallet/wallet.cpp | 184 | ||||
| -rw-r--r-- | src/wallet/wallet.h | 38 | ||||
| -rw-r--r-- | src/wallet/walletdb.h | 8 |
9 files changed, 240 insertions, 93 deletions
diff --git a/src/init.cpp b/src/init.cpp index a78224d5d7..a76c04d003 100644 --- a/src/init.cpp +++ b/src/init.cpp @@ -392,7 +392,6 @@ std::string HelpMessage(HelpMessageMode mode) strUsage += HelpMessageOpt("-port=<port>", strprintf(_("Listen for connections on <port> (default: %u or testnet: %u)"), Params(CBaseChainParams::MAIN).GetDefaultPort(), Params(CBaseChainParams::TESTNET).GetDefaultPort())); strUsage += HelpMessageOpt("-proxy=<ip:port>", _("Connect through SOCKS5 proxy")); strUsage += HelpMessageOpt("-proxyrandomize", strprintf(_("Randomize credentials for every proxy connection. This enables Tor stream isolation (default: %u)"), DEFAULT_PROXYRANDOMIZE)); - strUsage += HelpMessageOpt("-rpcserialversion", strprintf(_("Sets the serialization of raw transaction or block hex returned in non-verbose mode, non-segwit(0) or segwit(1) (default: %d)"), DEFAULT_RPC_SERIALIZE_VERSION)); strUsage += HelpMessageOpt("-seednode=<ip>", _("Connect to a node to retrieve peer addresses, and disconnect")); strUsage += HelpMessageOpt("-timeout=<n>", strprintf(_("Specify connection timeout in milliseconds (minimum: 1, default: %d)"), DEFAULT_CONNECT_TIMEOUT)); strUsage += HelpMessageOpt("-torcontrol=<ip>:<port>", strprintf(_("Tor control port to use if onion listening enabled (default: %s)"), DEFAULT_TOR_CONTROL)); @@ -407,8 +406,6 @@ std::string HelpMessage(HelpMessageMode mode) strUsage += HelpMessageOpt("-whitebind=<addr>", _("Bind to given address and whitelist peers connecting to it. Use [host]:port notation for IPv6")); strUsage += HelpMessageOpt("-whitelist=<IP address or network>", _("Whitelist peers connecting from the given IP address (e.g. 1.2.3.4) or CIDR notated network (e.g. 1.2.3.0/24). Can be specified multiple times.") + " " + _("Whitelisted peers cannot be DoS banned and their transactions are always relayed, even if they are already in the mempool, useful e.g. for a gateway")); - strUsage += HelpMessageOpt("-whitelistrelay", strprintf(_("Accept relayed transactions received from whitelisted peers even when not relaying transactions (default: %d)"), DEFAULT_WHITELISTRELAY)); - strUsage += HelpMessageOpt("-whitelistforcerelay", strprintf(_("Force relay of transactions from whitelisted peers even if they violate local relay policy (default: %d)"), DEFAULT_WHITELISTFORCERELAY)); strUsage += HelpMessageOpt("-maxuploadtarget=<n>", strprintf(_("Tries to keep outbound traffic under the given target (in MiB per 24h), 0 = no limit (default: %d)"), DEFAULT_MAX_UPLOAD_TARGET)); #ifdef ENABLE_WALLET @@ -460,8 +457,6 @@ std::string HelpMessage(HelpMessageMode mode) strUsage += HelpMessageOpt("-maxsigcachesize=<n>", strprintf("Limit size of signature cache to <n> MiB (default: %u)", DEFAULT_MAX_SIG_CACHE_SIZE)); strUsage += HelpMessageOpt("-maxtipage=<n>", strprintf("Maximum tip age in seconds to consider node in initial block download (default: %u)", DEFAULT_MAX_TIP_AGE)); } - strUsage += HelpMessageOpt("-minrelaytxfee=<amt>", strprintf(_("Fees (in %s/kB) smaller than this are considered zero fee for relaying, mining and transaction creation (default: %s)"), - CURRENCY_UNIT, FormatMoney(DEFAULT_MIN_RELAY_TX_FEE))); strUsage += HelpMessageOpt("-maxtxfee=<amt>", strprintf(_("Maximum total fees (in %s) to use in a single wallet transaction or raw transaction; setting this too low may abort large transactions (default: %s)"), CURRENCY_UNIT, FormatMoney(DEFAULT_TRANSACTION_MAXFEE))); strUsage += HelpMessageOpt("-printtoconsole", _("Send trace/debug info to console instead of debug.log file")); @@ -483,6 +478,10 @@ std::string HelpMessage(HelpMessageMode mode) strUsage += HelpMessageOpt("-datacarrier", strprintf(_("Relay and mine data carrier transactions (default: %u)"), DEFAULT_ACCEPT_DATACARRIER)); strUsage += HelpMessageOpt("-datacarriersize", strprintf(_("Maximum size of data in data carrier transactions we relay and mine (default: %u)"), MAX_OP_RETURN_RELAY)); strUsage += HelpMessageOpt("-mempoolreplacement", strprintf(_("Enable transaction replacement in the memory pool (default: %u)"), DEFAULT_ENABLE_REPLACEMENT)); + strUsage += HelpMessageOpt("-minrelaytxfee=<amt>", strprintf(_("Fees (in %s/kB) smaller than this are considered zero fee for relaying, mining and transaction creation (default: %s)"), + CURRENCY_UNIT, FormatMoney(DEFAULT_MIN_RELAY_TX_FEE))); + strUsage += HelpMessageOpt("-whitelistrelay", strprintf(_("Accept relayed transactions received from whitelisted peers even when not relaying transactions (default: %d)"), DEFAULT_WHITELISTRELAY)); + strUsage += HelpMessageOpt("-whitelistforcerelay", strprintf(_("Force relay of transactions from whitelisted peers even if they violate local relay policy (default: %d)"), DEFAULT_WHITELISTFORCERELAY)); strUsage += HelpMessageGroup(_("Block creation options:")); strUsage += HelpMessageOpt("-blockmaxweight=<n>", strprintf(_("Set maximum BIP141 block weight (default: %d)"), DEFAULT_BLOCK_MAX_WEIGHT)); @@ -501,6 +500,7 @@ std::string HelpMessage(HelpMessageMode mode) strUsage += HelpMessageOpt("-rpcauth=<userpw>", _("Username and hashed password for JSON-RPC connections. The field <userpw> comes in the format: <USERNAME>:<SALT>$<HASH>. A canonical python script is included in share/rpcuser. The client then connects normally using the rpcuser=<USERNAME>/rpcpassword=<PASSWORD> pair of arguments. This option can be specified multiple times")); strUsage += HelpMessageOpt("-rpcport=<port>", strprintf(_("Listen for JSON-RPC connections on <port> (default: %u or testnet: %u)"), BaseParams(CBaseChainParams::MAIN).RPCPort(), BaseParams(CBaseChainParams::TESTNET).RPCPort())); strUsage += HelpMessageOpt("-rpcallowip=<ip>", _("Allow JSON-RPC connections from specified source. Valid for <ip> are a single IP (e.g. 1.2.3.4), a network/netmask (e.g. 1.2.3.4/255.255.255.0) or a network/CIDR (e.g. 1.2.3.4/24). This option can be specified multiple times")); + strUsage += HelpMessageOpt("-rpcserialversion", strprintf(_("Sets the serialization of raw transaction or block hex returned in non-verbose mode, non-segwit(0) or segwit(1) (default: %d)"), DEFAULT_RPC_SERIALIZE_VERSION)); strUsage += HelpMessageOpt("-rpcthreads=<n>", strprintf(_("Set the number of threads to service RPC calls (default: %d)"), DEFAULT_HTTP_THREADS)); if (showDebug) { strUsage += HelpMessageOpt("-rpcworkqueue=<n>", strprintf("Set the depth of the work queue to service RPC calls (default: %d)", DEFAULT_HTTP_WORKQUEUE)); diff --git a/src/miner.cpp b/src/miner.cpp index 4fd99c5282..e155df015a 100644 --- a/src/miner.cpp +++ b/src/miner.cpp @@ -126,6 +126,8 @@ void BlockAssembler::resetBlock() std::unique_ptr<CBlockTemplate> BlockAssembler::CreateNewBlock(const CScript& scriptPubKeyIn, bool fMineWitnessTx) { + int64_t nTimeStart = GetTimeMicros(); + resetBlock(); pblocktemplate.reset(new CBlockTemplate()); @@ -164,7 +166,11 @@ std::unique_ptr<CBlockTemplate> BlockAssembler::CreateNewBlock(const CScript& sc // transaction (which in most cases can be a no-op). fIncludeWitness = IsWitnessEnabled(pindexPrev, chainparams.GetConsensus()) && fMineWitnessTx; - addPackageTxs(); + int nPackagesSelected = 0; + int nDescendantsUpdated = 0; + addPackageTxs(nPackagesSelected, nDescendantsUpdated); + + int64_t nTime1 = GetTimeMicros(); nLastBlockTx = nBlockTx; nLastBlockSize = nBlockSize; @@ -196,6 +202,9 @@ std::unique_ptr<CBlockTemplate> BlockAssembler::CreateNewBlock(const CScript& sc if (!TestBlockValidity(state, chainparams, *pblock, pindexPrev, false, false)) { throw std::runtime_error(strprintf("%s: TestBlockValidity failed: %s", __func__, FormatStateMessage(state))); } + int64_t nTime2 = GetTimeMicros(); + + LogPrint("bench", "CreateNewBlock() packages: %.2fms (%d packages, %d updated descendants), validity: %.2fms (total %.2fms)\n", 0.001 * (nTime1 - nTimeStart), nPackagesSelected, nDescendantsUpdated, 0.001 * (nTime2 - nTime1), 0.001 * (nTime2 - nTimeStart)); return std::move(pblocktemplate); } @@ -269,9 +278,10 @@ void BlockAssembler::AddToBlock(CTxMemPool::txiter iter) } } -void BlockAssembler::UpdatePackagesForAdded(const CTxMemPool::setEntries& alreadyAdded, +int BlockAssembler::UpdatePackagesForAdded(const CTxMemPool::setEntries& alreadyAdded, indexed_modified_transaction_set &mapModifiedTx) { + int nDescendantsUpdated = 0; BOOST_FOREACH(const CTxMemPool::txiter it, alreadyAdded) { CTxMemPool::setEntries descendants; mempool.CalculateDescendants(it, descendants); @@ -279,6 +289,7 @@ void BlockAssembler::UpdatePackagesForAdded(const CTxMemPool::setEntries& alread BOOST_FOREACH(CTxMemPool::txiter desc, descendants) { if (alreadyAdded.count(desc)) continue; + ++nDescendantsUpdated; modtxiter mit = mapModifiedTx.find(desc); if (mit == mapModifiedTx.end()) { CTxMemPoolModifiedEntry modEntry(desc); @@ -291,6 +302,7 @@ void BlockAssembler::UpdatePackagesForAdded(const CTxMemPool::setEntries& alread } } } + return nDescendantsUpdated; } // Skip entries in mapTx that are already in a block or are present @@ -331,7 +343,7 @@ void BlockAssembler::SortForBlock(const CTxMemPool::setEntries& package, CTxMemP // Each time through the loop, we compare the best transaction in // mapModifiedTxs with the next transaction in the mempool to decide what // transaction package to work on next. -void BlockAssembler::addPackageTxs() +void BlockAssembler::addPackageTxs(int &nPackagesSelected, int &nDescendantsUpdated) { // mapModifiedTx will store sorted packages after they are modified // because some of their txs are already in the block @@ -345,6 +357,13 @@ void BlockAssembler::addPackageTxs() CTxMemPool::indexed_transaction_set::index<ancestor_score>::type::iterator mi = mempool.mapTx.get<ancestor_score>().begin(); CTxMemPool::txiter iter; + + // Limit the number of attempts to add transactions to the block when it is + // close to full; this is just a simple heuristic to finish quickly if the + // mempool has a lot of entries. + const int64_t MAX_CONSECUTIVE_FAILURES = 1000; + int64_t nConsecutiveFailed = 0; + while (mi != mempool.mapTx.get<ancestor_score>().end() || !mapModifiedTx.empty()) { // First try to find a new transaction in mapTx to evaluate. @@ -406,6 +425,14 @@ void BlockAssembler::addPackageTxs() mapModifiedTx.get<ancestor_score>().erase(modit); failedTx.insert(iter); } + + ++nConsecutiveFailed; + + if (nConsecutiveFailed > MAX_CONSECUTIVE_FAILURES && nBlockWeight > + nBlockMaxWeight - 4000) { + // Give up if we're close to full and haven't succeeded in a while + break; + } continue; } @@ -426,6 +453,9 @@ void BlockAssembler::addPackageTxs() continue; } + // This transaction will make it in; reset the failed counter. + nConsecutiveFailed = 0; + // Package can be added. Sort the entries in a valid order. std::vector<CTxMemPool::txiter> sortedEntries; SortForBlock(ancestors, iter, sortedEntries); @@ -436,8 +466,10 @@ void BlockAssembler::addPackageTxs() mapModifiedTx.erase(sortedEntries[i]); } + ++nPackagesSelected; + // Update transactions that depend on each of these - UpdatePackagesForAdded(ancestors, mapModifiedTx); + nDescendantsUpdated += UpdatePackagesForAdded(ancestors, mapModifiedTx); } } diff --git a/src/miner.h b/src/miner.h index a159b05534..1f3c9d652f 100644 --- a/src/miner.h +++ b/src/miner.h @@ -180,8 +180,10 @@ private: void AddToBlock(CTxMemPool::txiter iter); // Methods for how to add transactions to a block. - /** Add transactions based on feerate including unconfirmed ancestors */ - void addPackageTxs(); + /** Add transactions based on feerate including unconfirmed ancestors + * Increments nPackagesSelected / nDescendantsUpdated with corresponding + * statistics from the package selection (for logging statistics). */ + void addPackageTxs(int &nPackagesSelected, int &nDescendantsUpdated); // helper functions for addPackageTxs() /** Remove confirmed (inBlock) entries from given set */ @@ -199,8 +201,9 @@ private: /** Sort the package in an order that is valid to appear in a block */ void SortForBlock(const CTxMemPool::setEntries& package, CTxMemPool::txiter entry, std::vector<CTxMemPool::txiter>& sortedEntries); /** Add descendants of given transactions to mapModifiedTx with ancestor - * state updated assuming given transactions are inBlock. */ - void UpdatePackagesForAdded(const CTxMemPool::setEntries& alreadyAdded, indexed_modified_transaction_set &mapModifiedTx); + * state updated assuming given transactions are inBlock. Returns number + * of updated descendants. */ + int UpdatePackagesForAdded(const CTxMemPool::setEntries& alreadyAdded, indexed_modified_transaction_set &mapModifiedTx); }; /** Modify the extranonce in a block */ diff --git a/src/rpc/client.cpp b/src/rpc/client.cpp index 2cb250a198..35bc5d6a82 100644 --- a/src/rpc/client.cpp +++ b/src/rpc/client.cpp @@ -81,7 +81,7 @@ static const CRPCConvertParam vRPCConvertParams[] = { "getblockheader", 1, "verbose" }, { "gettransaction", 1, "include_watchonly" }, { "getrawtransaction", 1, "verbose" }, - { "createrawtransaction", 0, "transactions" }, + { "createrawtransaction", 0, "inputs" }, { "createrawtransaction", 1, "outputs" }, { "createrawtransaction", 2, "locktime" }, { "signrawtransaction", 1, "prevtxs" }, diff --git a/src/rpc/rawtransaction.cpp b/src/rpc/rawtransaction.cpp index 696f1bd781..717e9d75f3 100644 --- a/src/rpc/rawtransaction.cpp +++ b/src/rpc/rawtransaction.cpp @@ -360,7 +360,7 @@ UniValue createrawtransaction(const JSONRPCRequest& request) "it is not stored in the wallet or transmitted to the network.\n" "\nArguments:\n" - "1. \"inputs\" (string, required) A json array of json objects\n" + "1. \"inputs\" (array, required) A json array of json objects\n" " [\n" " {\n" " \"txid\":\"id\", (string, required) The transaction id\n" @@ -369,7 +369,7 @@ UniValue createrawtransaction(const JSONRPCRequest& request) " } \n" " ,...\n" " ]\n" - "2. \"outputs\" (string, required) a json object with outputs\n" + "2. \"outputs\" (object, required) a json object with outputs\n" " {\n" " \"address\": x.xxx, (numeric or string, required) The key is the bitcoin address, the numeric value (can be string) is the " + CURRENCY_UNIT + " amount\n" " \"data\": \"hex\" (string, required) The key is \"data\", the value is hex encoded data\n" @@ -936,7 +936,7 @@ static const CRPCCommand commands[] = { // category name actor (function) okSafeMode // --------------------- ------------------------ ----------------------- ---------- { "rawtransactions", "getrawtransaction", &getrawtransaction, true, {"txid","verbose"} }, - { "rawtransactions", "createrawtransaction", &createrawtransaction, true, {"transactions","outputs","locktime"} }, + { "rawtransactions", "createrawtransaction", &createrawtransaction, true, {"inputs","outputs","locktime"} }, { "rawtransactions", "decoderawtransaction", &decoderawtransaction, true, {"hexstring"} }, { "rawtransactions", "decodescript", &decodescript, true, {"hexstring"} }, { "rawtransactions", "sendrawtransaction", &sendrawtransaction, false, {"hexstring","allowhighfees"} }, diff --git a/src/wallet/rpcwallet.cpp b/src/wallet/rpcwallet.cpp index 84e7eb60d7..22b1e3522c 100644 --- a/src/wallet/rpcwallet.cpp +++ b/src/wallet/rpcwallet.cpp @@ -221,7 +221,7 @@ UniValue getrawchangeaddress(const JSONRPCRequest& request) CReserveKey reservekey(pwallet); CPubKey vchPubKey; - if (!reservekey.GetReservedKey(vchPubKey)) + if (!reservekey.GetReservedKey(vchPubKey, true)) throw JSONRPCError(RPC_WALLET_KEYPOOL_RAN_OUT, "Error: Keypool ran out, please call keypoolrefill first"); reservekey.KeepKey(); @@ -1852,7 +1852,7 @@ UniValue gettransaction(const JSONRPCRequest& request) " \"fee\": x.xxx, (numeric) The amount of the fee in " + CURRENCY_UNIT + ". This is negative and only available for the \n" " 'send' category of transactions.\n" " \"abandoned\": xxx (bool) 'true' if the transaction has been abandoned (inputs are respendable). Only available for the \n" - " 'send' category of transactions.\n" + " 'send' category of transactions.\n" " }\n" " ,...\n" " ],\n" @@ -2418,16 +2418,17 @@ UniValue getwalletinfo(const JSONRPCRequest& request) "Returns an object containing various wallet state info.\n" "\nResult:\n" "{\n" - " \"walletversion\": xxxxx, (numeric) the wallet version\n" - " \"balance\": xxxxxxx, (numeric) the total confirmed balance of the wallet in " + CURRENCY_UNIT + "\n" - " \"unconfirmed_balance\": xxx, (numeric) the total unconfirmed balance of the wallet in " + CURRENCY_UNIT + "\n" - " \"immature_balance\": xxxxxx, (numeric) the total immature balance of the wallet in " + CURRENCY_UNIT + "\n" - " \"txcount\": xxxxxxx, (numeric) the total number of transactions in the wallet\n" - " \"keypoololdest\": xxxxxx, (numeric) the timestamp (seconds since Unix epoch) of the oldest pre-generated key in the key pool\n" - " \"keypoolsize\": xxxx, (numeric) how many new keys are pre-generated\n" - " \"unlocked_until\": ttt, (numeric) the timestamp in seconds since epoch (midnight Jan 1 1970 GMT) that the wallet is unlocked for transfers, or 0 if the wallet is locked\n" - " \"paytxfee\": x.xxxx, (numeric) the transaction fee configuration, set in " + CURRENCY_UNIT + "/kB\n" - " \"hdmasterkeyid\": \"<hash160>\" (string) the Hash160 of the HD master pubkey\n" + " \"walletversion\": xxxxx, (numeric) the wallet version\n" + " \"balance\": xxxxxxx, (numeric) the total confirmed balance of the wallet in " + CURRENCY_UNIT + "\n" + " \"unconfirmed_balance\": xxx, (numeric) the total unconfirmed balance of the wallet in " + CURRENCY_UNIT + "\n" + " \"immature_balance\": xxxxxx, (numeric) the total immature balance of the wallet in " + CURRENCY_UNIT + "\n" + " \"txcount\": xxxxxxx, (numeric) the total number of transactions in the wallet\n" + " \"keypoololdest\": xxxxxx, (numeric) the timestamp (seconds since Unix epoch) of the oldest pre-generated key in the key pool\n" + " \"keypoolsize\": xxxx, (numeric) how many new keys are pre-generated (only counts external keys)\n" + " \"keypoolsize_hd_internal\": xxxx, (numeric) how many new keys are pre-generated for internal use (used for change outputs, only appears if the wallet is using this feature, otherwise external keys are used)\n" + " \"unlocked_until\": ttt, (numeric) the timestamp in seconds since epoch (midnight Jan 1 1970 GMT) that the wallet is unlocked for transfers, or 0 if the wallet is locked\n" + " \"paytxfee\": x.xxxx, (numeric) the transaction fee configuration, set in " + CURRENCY_UNIT + "/kB\n" + " \"hdmasterkeyid\": \"<hash160>\" (string) the Hash160 of the HD master pubkey\n" "}\n" "\nExamples:\n" + HelpExampleCli("getwalletinfo", "") @@ -2437,18 +2438,23 @@ UniValue getwalletinfo(const JSONRPCRequest& request) LOCK2(cs_main, pwallet->cs_wallet); UniValue obj(UniValue::VOBJ); + + size_t kpExternalSize = pwallet->KeypoolCountExternalKeys(); obj.push_back(Pair("walletversion", pwallet->GetVersion())); obj.push_back(Pair("balance", ValueFromAmount(pwallet->GetBalance()))); obj.push_back(Pair("unconfirmed_balance", ValueFromAmount(pwallet->GetUnconfirmedBalance()))); obj.push_back(Pair("immature_balance", ValueFromAmount(pwallet->GetImmatureBalance()))); obj.push_back(Pair("txcount", (int)pwallet->mapWallet.size())); obj.push_back(Pair("keypoololdest", pwallet->GetOldestKeyPoolTime())); - obj.push_back(Pair("keypoolsize", (int)pwallet->GetKeyPoolSize())); + obj.push_back(Pair("keypoolsize", (int64_t)kpExternalSize)); + CKeyID masterKeyID = pwallet->GetHDChain().masterKeyID; + if (!masterKeyID.IsNull() && pwallet->CanSupportFeature(FEATURE_HD_SPLIT)) { + obj.push_back(Pair("keypoolsize_hd_internal", (int64_t)(pwallet->GetKeyPoolSize() - kpExternalSize))); + } if (pwallet->IsCrypted()) { obj.push_back(Pair("unlocked_until", pwallet->nRelockTime)); } obj.push_back(Pair("paytxfee", ValueFromAmount(payTxFee.GetFeePerK()))); - CKeyID masterKeyID = pwallet->GetHDChain().masterKeyID; if (!masterKeyID.IsNull()) obj.push_back(Pair("hdmasterkeyid", masterKeyID.GetHex())); return obj; diff --git a/src/wallet/wallet.cpp b/src/wallet/wallet.cpp index 445e40b043..e631c86bb2 100644 --- a/src/wallet/wallet.cpp +++ b/src/wallet/wallet.cpp @@ -85,7 +85,7 @@ const CWalletTx* CWallet::GetWalletTx(const uint256& hash) const return &(it->second); } -CPubKey CWallet::GenerateNewKey() +CPubKey CWallet::GenerateNewKey(bool internal) { AssertLockHeld(cs_wallet); // mapKeyMetadata bool fCompressed = CanSupportFeature(FEATURE_COMPRPUBKEY); // default to compressed public keys if we want 0.6.0 wallets @@ -98,7 +98,7 @@ CPubKey CWallet::GenerateNewKey() // use HD key derivation if HD was enabled during wallet creation if (IsHDEnabled()) { - DeriveNewChildKey(metadata, secret); + DeriveNewChildKey(metadata, secret, (CanSupportFeature(FEATURE_HD_SPLIT) ? internal : false)); } else { secret.MakeNewKey(fCompressed); } @@ -118,13 +118,13 @@ CPubKey CWallet::GenerateNewKey() return pubkey; } -void CWallet::DeriveNewChildKey(CKeyMetadata& metadata, CKey& secret) +void CWallet::DeriveNewChildKey(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) CExtKey masterKey; //hd master key CExtKey accountKey; //key at m/0' - CExtKey externalChainChildKey; //key at m/0'/0' + CExtKey chainChildKey; //key at m/0'/0' (external) or m/0'/1' (internal) CExtKey childKey; //key at m/0'/0'/<n>' // try to get the master key @@ -137,22 +137,28 @@ void CWallet::DeriveNewChildKey(CKeyMetadata& metadata, CKey& secret) // use hardened derivation (child keys >= 0x80000000 are hardened after bip32) masterKey.Derive(accountKey, BIP32_HARDENED_KEY_LIMIT); - // derive m/0'/0' - accountKey.Derive(externalChainChildKey, BIP32_HARDENED_KEY_LIMIT); + // derive m/0'/0' (external chain) OR m/0'/1' (internal chain) + assert(internal ? CanSupportFeature(FEATURE_HD_SPLIT) : true); + accountKey.Derive(chainChildKey, BIP32_HARDENED_KEY_LIMIT+(internal ? 1 : 0)); // derive child key at next index, skip keys already known to the wallet do { // always derive hardened keys // childIndex | BIP32_HARDENED_KEY_LIMIT = derive childIndex in hardened child-index-range // example: 1 | BIP32_HARDENED_KEY_LIMIT == 0x80000001 == 2147483649 - externalChainChildKey.Derive(childKey, hdChain.nExternalChainCounter | BIP32_HARDENED_KEY_LIMIT); - metadata.hdKeypath = "m/0'/0'/" + std::to_string(hdChain.nExternalChainCounter) + "'"; - metadata.hdMasterKeyID = hdChain.masterKeyID; - // increment childkey index - hdChain.nExternalChainCounter++; + if (internal) { + chainChildKey.Derive(childKey, hdChain.nInternalChainCounter | BIP32_HARDENED_KEY_LIMIT); + metadata.hdKeypath = "m/0'/1'/" + std::to_string(hdChain.nInternalChainCounter) + "'"; + hdChain.nInternalChainCounter++; + } + else { + chainChildKey.Derive(childKey, hdChain.nExternalChainCounter | BIP32_HARDENED_KEY_LIMIT); + metadata.hdKeypath = "m/0'/0'/" + std::to_string(hdChain.nExternalChainCounter) + "'"; + hdChain.nExternalChainCounter++; + } } while (HaveKey(childKey.key.GetPubKey().GetID())); secret = childKey.key; - + metadata.hdMasterKeyID = hdChain.masterKeyID; // update the chain model in the database if (!CWalletDB(strWalletFile).WriteHDChain(hdChain)) throw std::runtime_error(std::string(__func__) + ": Writing HD chain model failed"); @@ -633,7 +639,9 @@ bool CWallet::EncryptWallet(const SecureString& strWalletPassphrase) if (IsHDEnabled()) { CKey key; CPubKey masterPubKey = GenerateNewHDMasterKey(); - if (!SetHDMasterKey(masterPubKey)) + // preserve the old chains version to not break backward compatibility + CHDChain oldChain = GetHDChain(); + if (!SetHDMasterKey(masterPubKey, &oldChain)) return false; } @@ -799,7 +807,7 @@ bool CWallet::GetAccountPubkey(CPubKey &pubKey, std::string strAccount, bool bFo // Generate a new key if (bForceNew) { - if (!GetKeyFromPool(account.vchPubKey)) + if (!GetKeyFromPool(account.vchPubKey, false)) return false; SetAddressBook(account.vchPubKey.GetID(), strAccount, "receive"); @@ -1300,17 +1308,17 @@ CPubKey CWallet::GenerateNewHDMasterKey() return pubkey; } -bool CWallet::SetHDMasterKey(const CPubKey& pubkey) +bool CWallet::SetHDMasterKey(const CPubKey& pubkey, CHDChain *possibleOldChain) { LOCK(cs_wallet); - - // ensure this wallet.dat can only be opened by clients supporting HD - SetMinVersion(FEATURE_HD); - // store the keyid (hash160) together with // the child index counter in the database // as a hdchain object CHDChain newHdChain; + if (possibleOldChain) { + // preserve the old chains version + newHdChain.nVersion = possibleOldChain->nVersion; + } newHdChain.masterKeyID = pubkey.GetID(); SetHDChain(newHdChain, false); @@ -2023,7 +2031,7 @@ void CWallet::AvailableCoins(std::vector<COutput>& vCoins, bool fOnlySafe, const } } -static void ApproximateBestSubset(std::vector<std::pair<CAmount, std::pair<const CWalletTx*,unsigned int> > >vValue, const CAmount& nTotalLower, const CAmount& nTargetValue, +static void ApproximateBestSubset(const std::vector<std::pair<CAmount, std::pair<const CWalletTx*,unsigned int> > >& vValue, const CAmount& nTotalLower, const CAmount& nTargetValue, std::vector<char>& vfBest, CAmount& nBest, int iterations = 1000) { std::vector<char> vfIncluded; @@ -2445,7 +2453,7 @@ bool CWallet::CreateTransaction(const std::vector<CRecipient>& vecSend, CWalletT // Reserve a new key pair from key pool CPubKey vchPubKey; bool ret; - ret = reservekey.GetReservedKey(vchPubKey); + ret = reservekey.GetReservedKey(vchPubKey, true); if (!ret) { strFailReason = _("Keypool ran out, please call keypoolrefill first"); @@ -2885,7 +2893,7 @@ bool CWallet::SetDefaultKey(const CPubKey &vchPubKey) /** * Mark old keypool keys as used, - * and generate all new keys + * and generate all new keys */ bool CWallet::NewKeyPool() { @@ -2896,21 +2904,37 @@ bool CWallet::NewKeyPool() walletdb.ErasePool(nIndex); setKeyPool.clear(); - if (IsLocked()) + if (!TopUpKeyPool()) { return false; - - int64_t nKeys = std::max(GetArg("-keypool", DEFAULT_KEYPOOL_SIZE), (int64_t)0); - for (int i = 0; i < nKeys; i++) - { - int64_t nIndex = i+1; - walletdb.WritePool(nIndex, CKeyPool(GenerateNewKey())); - setKeyPool.insert(nIndex); } - LogPrintf("CWallet::NewKeyPool wrote %d new keys\n", nKeys); + LogPrintf("CWallet::NewKeyPool rewrote keypool\n"); } return true; } +size_t CWallet::KeypoolCountExternalKeys() +{ + AssertLockHeld(cs_wallet); // setKeyPool + + // immediately return setKeyPool's size if HD or HD_SPLIT is disabled or not supported + if (!IsHDEnabled() || !CanSupportFeature(FEATURE_HD_SPLIT)) + return setKeyPool.size(); + + CWalletDB walletdb(strWalletFile); + + // count amount of external keys + size_t amountE = 0; + for(const int64_t& id : setKeyPool) + { + CKeyPool tmpKeypool; + if (!walletdb.ReadPool(id, tmpKeypool)) + throw std::runtime_error(std::string(__func__) + ": read failed"); + amountE += !tmpKeypool.fInternal; + } + + return amountE; +} + bool CWallet::TopUpKeyPool(unsigned int kpSize) { { @@ -2919,8 +2943,6 @@ bool CWallet::TopUpKeyPool(unsigned int kpSize) if (IsLocked()) return false; - CWalletDB walletdb(strWalletFile); - // Top up key pool unsigned int nTargetSize; if (kpSize > 0) @@ -2928,21 +2950,37 @@ bool CWallet::TopUpKeyPool(unsigned int kpSize) else nTargetSize = std::max(GetArg("-keypool", DEFAULT_KEYPOOL_SIZE), (int64_t) 0); - while (setKeyPool.size() < (nTargetSize + 1)) + // count amount of available keys (internal, external) + // make sure the keypool of external and internal keys fits the user selected target (-keypool) + int64_t amountExternal = KeypoolCountExternalKeys(); + int64_t amountInternal = setKeyPool.size() - amountExternal; + int64_t missingExternal = std::max(std::max((int64_t) nTargetSize, (int64_t) 1) - amountExternal, (int64_t) 0); + int64_t missingInternal = std::max(std::max((int64_t) nTargetSize, (int64_t) 1) - amountInternal, (int64_t) 0); + + if (!IsHDEnabled() || !CanSupportFeature(FEATURE_HD_SPLIT)) + { + // don't create extra internal keys + missingInternal = 0; + } + bool internal = false; + CWalletDB walletdb(strWalletFile); + for (int64_t i = missingInternal + missingExternal; i--;) { int64_t nEnd = 1; + if (i < missingInternal) + internal = true; if (!setKeyPool.empty()) nEnd = *(--setKeyPool.end()) + 1; - if (!walletdb.WritePool(nEnd, CKeyPool(GenerateNewKey()))) + if (!walletdb.WritePool(nEnd, CKeyPool(GenerateNewKey(internal), internal))) throw std::runtime_error(std::string(__func__) + ": writing generated key failed"); setKeyPool.insert(nEnd); - LogPrintf("keypool added key %d, size=%u\n", nEnd, setKeyPool.size()); + LogPrintf("keypool added key %d, size=%u, internal=%d\n", nEnd, setKeyPool.size(), internal); } } return true; } -void CWallet::ReserveKeyFromKeyPool(int64_t& nIndex, CKeyPool& keypool) +void CWallet::ReserveKeyFromKeyPool(int64_t& nIndex, CKeyPool& keypool, bool internal) { nIndex = -1; keypool.vchPubKey = CPubKey(); @@ -2958,14 +2996,24 @@ void CWallet::ReserveKeyFromKeyPool(int64_t& nIndex, CKeyPool& keypool) CWalletDB walletdb(strWalletFile); - nIndex = *(setKeyPool.begin()); - setKeyPool.erase(setKeyPool.begin()); - if (!walletdb.ReadPool(nIndex, keypool)) - throw std::runtime_error(std::string(__func__) + ": read failed"); - if (!HaveKey(keypool.vchPubKey.GetID())) - throw std::runtime_error(std::string(__func__) + ": unknown key in key pool"); - assert(keypool.vchPubKey.IsValid()); - LogPrintf("keypool reserve %d\n", nIndex); + // try to find a key that matches the internal/external filter + for(const int64_t& id : setKeyPool) + { + CKeyPool tmpKeypool; + if (!walletdb.ReadPool(id, tmpKeypool)) + throw std::runtime_error(std::string(__func__) + ": read failed"); + if (!HaveKey(tmpKeypool.vchPubKey.GetID())) + throw std::runtime_error(std::string(__func__) + ": unknown key in key pool"); + if (!IsHDEnabled() || !CanSupportFeature(FEATURE_HD_SPLIT) || tmpKeypool.fInternal == internal) + { + nIndex = id; + keypool = tmpKeypool; + setKeyPool.erase(id); + assert(keypool.vchPubKey.IsValid()); + LogPrintf("keypool reserve %d\n", nIndex); + return; + } + } } } @@ -2990,17 +3038,17 @@ void CWallet::ReturnKey(int64_t nIndex) LogPrintf("keypool return %d\n", nIndex); } -bool CWallet::GetKeyFromPool(CPubKey& result) +bool CWallet::GetKeyFromPool(CPubKey& result, bool internal) { int64_t nIndex = 0; CKeyPool keypool; { LOCK(cs_wallet); - ReserveKeyFromKeyPool(nIndex, keypool); + ReserveKeyFromKeyPool(nIndex, keypool, internal); if (nIndex == -1) { if (IsLocked()) return false; - result = GenerateNewKey(); + result = GenerateNewKey(internal); return true; } KeepKey(nIndex); @@ -3017,9 +3065,33 @@ int64_t CWallet::GetOldestKeyPoolTime() if (setKeyPool.empty()) return GetTime(); - // load oldest key from keypool, get time and return CKeyPool keypool; CWalletDB walletdb(strWalletFile); + + if (IsHDEnabled() && CanSupportFeature(FEATURE_HD_SPLIT)) + { + // if HD & HD Chain Split is enabled, response max(oldest-internal-key, oldest-external-key) + int64_t now = GetTime(); + int64_t oldest_external = now, oldest_internal = now; + + for(const int64_t& id : setKeyPool) + { + if (!walletdb.ReadPool(id, keypool)) { + throw std::runtime_error(std::string(__func__) + ": read failed"); + } + if (keypool.fInternal && keypool.nTime < oldest_internal) { + oldest_internal = keypool.nTime; + } + else if (!keypool.fInternal && keypool.nTime < oldest_external) { + oldest_external = keypool.nTime; + } + if (oldest_internal != now && oldest_external != now) { + break; + } + } + return std::max(oldest_internal, oldest_external); + } + // load oldest key from keypool, get time and return int64_t nIndex = *(setKeyPool.begin()); if (!walletdb.ReadPool(nIndex, keypool)) throw std::runtime_error(std::string(__func__) + ": read oldest key in keypool failed"); @@ -3205,12 +3277,12 @@ std::set<CTxDestination> CWallet::GetAccountAddresses(const std::string& strAcco return result; } -bool CReserveKey::GetReservedKey(CPubKey& pubkey) +bool CReserveKey::GetReservedKey(CPubKey& pubkey, bool internal) { if (nIndex == -1) { CKeyPool keypool; - pwallet->ReserveKeyFromKeyPool(nIndex, keypool); + pwallet->ReserveKeyFromKeyPool(nIndex, keypool, internal); if (nIndex != -1) vchPubKey = keypool.vchPubKey; else { @@ -3623,13 +3695,17 @@ CWallet* CWallet::CreateWalletFromFile(const std::string walletFile) { // Create new keyUser and set as default key if (GetBoolArg("-usehd", DEFAULT_USE_HD_WALLET) && !walletInstance->IsHDEnabled()) { + + // ensure this wallet.dat can only be opened by clients supporting HD with chain split + walletInstance->SetMinVersion(FEATURE_HD_SPLIT); + // generate a new master key CPubKey masterPubKey = walletInstance->GenerateNewHDMasterKey(); if (!walletInstance->SetHDMasterKey(masterPubKey)) throw std::runtime_error(std::string(__func__) + ": Storing master key failed"); } CPubKey newDefaultKey; - if (walletInstance->GetKeyFromPool(newDefaultKey)) { + if (walletInstance->GetKeyFromPool(newDefaultKey, false)) { walletInstance->SetDefaultKey(newDefaultKey); if (!walletInstance->SetAddressBook(walletInstance->vchDefaultKey.GetID(), "", "receive")) { InitError(_("Cannot write default address") += "\n"); @@ -3888,12 +3964,14 @@ bool CWallet::BackupWallet(const std::string& strDest) CKeyPool::CKeyPool() { nTime = GetTime(); + fInternal = false; } -CKeyPool::CKeyPool(const CPubKey& vchPubKeyIn) +CKeyPool::CKeyPool(const CPubKey& vchPubKeyIn, bool internalIn) { nTime = GetTime(); vchPubKey = vchPubKeyIn; + fInternal = internalIn; } CWalletKey::CWalletKey(int64_t nExpires) diff --git a/src/wallet/wallet.h b/src/wallet/wallet.h index ae4321eef8..ccede60097 100644 --- a/src/wallet/wallet.h +++ b/src/wallet/wallet.h @@ -86,6 +86,9 @@ enum WalletFeature FEATURE_COMPRPUBKEY = 60000, // compressed public keys FEATURE_HD = 130000, // Hierarchical key derivation after BIP32 (HD Wallet) + + FEATURE_HD_SPLIT = 139900, // Wallet with HD chain split (change outputs will use m/0'/1'/k) + FEATURE_LATEST = FEATURE_COMPRPUBKEY // HD is optional, use FEATURE_COMPRPUBKEY as latest version }; @@ -96,9 +99,10 @@ class CKeyPool public: int64_t nTime; CPubKey vchPubKey; + bool fInternal; // for change outputs CKeyPool(); - CKeyPool(const CPubKey& vchPubKeyIn); + CKeyPool(const CPubKey& vchPubKeyIn, bool internalIn); ADD_SERIALIZE_METHODS; @@ -109,6 +113,19 @@ public: READWRITE(nVersion); READWRITE(nTime); READWRITE(vchPubKey); + if (ser_action.ForRead()) { + try { + READWRITE(fInternal); + } + catch (std::ios_base::failure&) { + /* flag as external address if we can't read the internal boolean + (this will be the case for any wallet before the HD chain split version) */ + fInternal = false; + } + } + else { + READWRITE(fInternal); + } } }; @@ -647,6 +664,9 @@ private: /* the HD chain data model (external chain counters) */ CHDChain hdChain; + /* HD derive new child key (on internal or external chain) */ + void DeriveNewChildKey(CKeyMetadata& metadata, CKey& secret, bool internal = false); + bool fFileBacked; std::set<int64_t> setKeyPool; @@ -774,8 +794,7 @@ public: * keystore implementation * Generate a new key */ - CPubKey GenerateNewKey(); - void DeriveNewChildKey(CKeyMetadata& metadata, CKey& secret); + CPubKey GenerateNewKey(bool internal = false); //! Adds a key to the store, and saves it to disk. bool AddKeyPubKey(const CKey& key, const CPubKey &pubkey) override; //! Adds a key to the store, without saving it to disk (used by LoadWallet) @@ -883,11 +902,12 @@ public: static CAmount GetRequiredFee(unsigned int nTxBytes); bool NewKeyPool(); + size_t KeypoolCountExternalKeys(); bool TopUpKeyPool(unsigned int kpSize = 0); - void ReserveKeyFromKeyPool(int64_t& nIndex, CKeyPool& keypool); + void ReserveKeyFromKeyPool(int64_t& nIndex, CKeyPool& keypool, bool internal); void KeepKey(int64_t nIndex); void ReturnKey(int64_t nIndex); - bool GetKeyFromPool(CPubKey &key); + bool GetKeyFromPool(CPubKey &key, bool internal = false); int64_t GetOldestKeyPoolTime(); void GetAllReserveKeys(std::set<CKeyID>& setAddress) const; @@ -1035,8 +1055,10 @@ public: /* Generates a new HD master key (will not be activated) */ CPubKey GenerateNewHDMasterKey(); - /* Set the current HD master key (will reset the chain child index counters) */ - bool SetHDMasterKey(const CPubKey& key); + /* Set the current HD master key (will reset the chain child index counters) + If possibleOldChain is provided, the parameters from the old chain (version) + will be preserved. */ + bool SetHDMasterKey(const CPubKey& key, CHDChain *possibleOldChain = nullptr); }; /** A key allocated from the key pool. */ @@ -1063,7 +1085,7 @@ public: } void ReturnKey(); - bool GetReservedKey(CPubKey &pubkey); + bool GetReservedKey(CPubKey &pubkey, bool internal = false); void KeepKey(); void KeepScript() { KeepKey(); } }; diff --git a/src/wallet/walletdb.h b/src/wallet/walletdb.h index 4d7dfb727e..271c1d66c9 100644 --- a/src/wallet/walletdb.h +++ b/src/wallet/walletdb.h @@ -46,9 +46,12 @@ class CHDChain { public: uint32_t nExternalChainCounter; + uint32_t nInternalChainCounter; CKeyID masterKeyID; //!< master key hash160 - static const int CURRENT_VERSION = 1; + static const int VERSION_HD_BASE = 1; + static const int VERSION_HD_CHAIN_SPLIT = 2; + static const int CURRENT_VERSION = VERSION_HD_CHAIN_SPLIT; int nVersion; CHDChain() { SetNull(); } @@ -59,12 +62,15 @@ public: READWRITE(this->nVersion); READWRITE(nExternalChainCounter); READWRITE(masterKeyID); + if (this->nVersion >= VERSION_HD_CHAIN_SPLIT) + READWRITE(nInternalChainCounter); } void SetNull() { nVersion = CHDChain::CURRENT_VERSION; nExternalChainCounter = 0; + nInternalChainCounter = 0; masterKeyID.SetNull(); } }; |