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monero/src/wallet/api/wallet.cpp

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// Copyright (c) 2014-2017, The Monero Project
//
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without modification, are
// permitted provided that the following conditions are met:
//
// 1. Redistributions of source code must retain the above copyright notice, this list of
// conditions and the following disclaimer.
//
// 2. Redistributions in binary form must reproduce the above copyright notice, this list
// of conditions and the following disclaimer in the documentation and/or other
// materials provided with the distribution.
//
// 3. Neither the name of the copyright holder nor the names of its contributors may be
// used to endorse or promote products derived from this software without specific
// prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
// THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
// THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
// Parts of this file are originally copyright (c) 2012-2013 The Cryptonote developers
#include "wallet.h"
#include "pending_transaction.h"
#include "unsigned_transaction.h"
#include "transaction_history.h"
#include "address_book.h"
#include "common_defines.h"
#include "common/util.h"
#include "mnemonics/electrum-words.h"
#include <boost/format.hpp>
#include <sstream>
#include <unordered_map>
using namespace std;
using namespace cryptonote;
#undef MONERO_DEFAULT_LOG_CATEGORY
#define MONERO_DEFAULT_LOG_CATEGORY "WalletAPI"
namespace Monero {
namespace {
// copy-pasted from simplewallet
static const size_t DEFAULT_MIXIN = 4;
static const int DEFAULT_REFRESH_INTERVAL_MILLIS = 1000 * 10;
// limit maximum refresh interval as one minute
static const int MAX_REFRESH_INTERVAL_MILLIS = 1000 * 60 * 1;
// Default refresh interval when connected to remote node
static const int DEFAULT_REMOTE_NODE_REFRESH_INTERVAL_MILLIS = 1000 * 10;
// Connection timeout 30 sec
static const int DEFAULT_CONNECTION_TIMEOUT_MILLIS = 1000 * 30;
}
struct Wallet2CallbackImpl : public tools::i_wallet2_callback
{
Wallet2CallbackImpl(WalletImpl * wallet)
: m_listener(nullptr)
, m_wallet(wallet)
{
}
~Wallet2CallbackImpl()
{
}
void setListener(WalletListener * listener)
{
m_listener = listener;
}
WalletListener * getListener() const
{
return m_listener;
}
virtual void on_new_block(uint64_t height, const cryptonote::block& block)
{
// Don't flood the GUI with signals. On fast refresh - send signal every 1000th block
// get_refresh_from_block_height() returns the blockheight from when the wallet was
// created or the restore height specified when wallet was recovered
if(height >= m_wallet->m_wallet->get_refresh_from_block_height() || height % 1000 == 0) {
// LOG_PRINT_L3(__FUNCTION__ << ": new block. height: " << height);
if (m_listener) {
m_listener->newBlock(height);
}
}
}
virtual void on_money_received(uint64_t height, const crypto::hash &txid, const cryptonote::transaction& tx, uint64_t amount)
{
std::string tx_hash = epee::string_tools::pod_to_hex(txid);
LOG_PRINT_L3(__FUNCTION__ << ": money received. height: " << height
<< ", tx: " << tx_hash
<< ", amount: " << print_money(amount));
// do not signal on received tx if wallet is not syncronized completely
if (m_listener && m_wallet->synchronized()) {
m_listener->moneyReceived(tx_hash, amount);
m_listener->updated();
}
}
virtual void on_unconfirmed_money_received(uint64_t height, const crypto::hash &txid, const cryptonote::transaction& tx, uint64_t amount)
{
std::string tx_hash = epee::string_tools::pod_to_hex(txid);
LOG_PRINT_L3(__FUNCTION__ << ": unconfirmed money received. height: " << height
<< ", tx: " << tx_hash
<< ", amount: " << print_money(amount));
// do not signal on received tx if wallet is not syncronized completely
if (m_listener && m_wallet->synchronized()) {
m_listener->unconfirmedMoneyReceived(tx_hash, amount);
m_listener->updated();
}
}
virtual void on_money_spent(uint64_t height, const crypto::hash &txid, const cryptonote::transaction& in_tx,
uint64_t amount, const cryptonote::transaction& spend_tx)
{
// TODO;
std::string tx_hash = epee::string_tools::pod_to_hex(txid);
LOG_PRINT_L3(__FUNCTION__ << ": money spent. height: " << height
<< ", tx: " << tx_hash
<< ", amount: " << print_money(amount));
// do not signal on sent tx if wallet is not syncronized completely
if (m_listener && m_wallet->synchronized()) {
m_listener->moneySpent(tx_hash, amount);
m_listener->updated();
}
}
virtual void on_skip_transaction(uint64_t height, const crypto::hash &txid, const cryptonote::transaction& tx)
{
// TODO;
}
WalletListener * m_listener;
WalletImpl * m_wallet;
};
Wallet::~Wallet() {}
WalletListener::~WalletListener() {}
string Wallet::displayAmount(uint64_t amount)
{
return cryptonote::print_money(amount);
}
uint64_t Wallet::amountFromString(const string &amount)
{
uint64_t result = 0;
cryptonote::parse_amount(result, amount);
return result;
}
uint64_t Wallet::amountFromDouble(double amount)
{
std::stringstream ss;
ss << std::fixed << std::setprecision(CRYPTONOTE_DISPLAY_DECIMAL_POINT) << amount;
return amountFromString(ss.str());
}
std::string Wallet::genPaymentId()
{
crypto::hash8 payment_id = crypto::rand<crypto::hash8>();
return epee::string_tools::pod_to_hex(payment_id);
}
bool Wallet::paymentIdValid(const string &paiment_id)
{
crypto::hash8 pid8;
if (tools::wallet2::parse_short_payment_id(paiment_id, pid8))
return true;
crypto::hash pid;
if (tools::wallet2::parse_long_payment_id(paiment_id, pid))
return true;
return false;
}
bool Wallet::addressValid(const std::string &str, bool testnet)
{
bool has_payment_id;
cryptonote::account_public_address address;
crypto::hash8 pid;
return get_account_integrated_address_from_str(address, has_payment_id, pid, testnet, str);
}
bool Wallet::keyValid(const std::string &secret_key_string, const std::string &address_string, bool isViewKey, bool testnet, std::string &error)
{
bool has_payment_id;
cryptonote::account_public_address address;
crypto::hash8 pid;
if(!get_account_integrated_address_from_str(address, has_payment_id, pid, testnet, address_string)) {
error = tr("Failed to parse address");
return false;
}
cryptonote::blobdata key_data;
if(!epee::string_tools::parse_hexstr_to_binbuff(secret_key_string, key_data) || key_data.size() != sizeof(crypto::secret_key))
{
error = tr("Failed to parse key");
return false;
}
crypto::secret_key key = *reinterpret_cast<const crypto::secret_key*>(key_data.data());
// check the key match the given address
crypto::public_key pkey;
if (!crypto::secret_key_to_public_key(key, pkey)) {
error = tr("failed to verify key");
return false;
}
bool matchAddress = false;
if(isViewKey)
matchAddress = address.m_view_public_key == pkey;
else
matchAddress = address.m_spend_public_key == pkey;
if(!matchAddress) {
error = tr("key does not match address");
return false;
}
return true;
}
std::string Wallet::paymentIdFromAddress(const std::string &str, bool testnet)
{
bool has_payment_id;
cryptonote::account_public_address address;
crypto::hash8 pid;
if (!get_account_integrated_address_from_str(address, has_payment_id, pid, testnet, str))
return "";
if (!has_payment_id)
return "";
return epee::string_tools::pod_to_hex(pid);
}
uint64_t Wallet::maximumAllowedAmount()
{
return std::numeric_limits<uint64_t>::max();
}
void Wallet::init(const char *argv0, const char *default_log_base_name) {
epee::string_tools::set_module_name_and_folder(argv0);
mlog_configure(mlog_get_default_log_path(default_log_base_name), true);
}
void Wallet::debug(const std::string &str) {
MDEBUG(str);
}
///////////////////////// WalletImpl implementation ////////////////////////
WalletImpl::WalletImpl(bool testnet)
:m_wallet(nullptr)
, m_status(Wallet::Status_Ok)
, m_trustedDaemon(false)
, m_wallet2Callback(nullptr)
, m_recoveringFromSeed(false)
, m_synchronized(false)
, m_rebuildWalletCache(false)
, m_is_connected(false)
{
m_wallet = new tools::wallet2(testnet);
m_history = new TransactionHistoryImpl(this);
m_wallet2Callback = new Wallet2CallbackImpl(this);
m_wallet->callback(m_wallet2Callback);
m_refreshThreadDone = false;
m_refreshEnabled = false;
m_addressBook = new AddressBookImpl(this);
m_refreshIntervalMillis = DEFAULT_REFRESH_INTERVAL_MILLIS;
m_refreshThread = boost::thread([this] () {
this->refreshThreadFunc();
});
}
WalletImpl::~WalletImpl()
{
LOG_PRINT_L1(__FUNCTION__);
// Pause refresh thread - prevents refresh from starting again
pauseRefresh();
// Close wallet - stores cache and stops ongoing refresh operation
close(false); // do not store wallet as part of the closing activities
// Stop refresh thread
stopRefresh();
delete m_wallet2Callback;
delete m_history;
delete m_addressBook;
delete m_wallet;
LOG_PRINT_L1(__FUNCTION__ << " finished");
}
bool WalletImpl::create(const std::string &path, const std::string &password, const std::string &language)
{
clearStatus();
m_recoveringFromSeed = false;
bool keys_file_exists;
bool wallet_file_exists;
tools::wallet2::wallet_exists(path, keys_file_exists, wallet_file_exists);
LOG_PRINT_L3("wallet_path: " << path << "");
LOG_PRINT_L3("keys_file_exists: " << std::boolalpha << keys_file_exists << std::noboolalpha
<< " wallet_file_exists: " << std::boolalpha << wallet_file_exists << std::noboolalpha);
// add logic to error out if new wallet requested but named wallet file exists
if (keys_file_exists || wallet_file_exists) {
m_errorString = "attempting to generate or restore wallet, but specified file(s) exist. Exiting to not risk overwriting.";
LOG_ERROR(m_errorString);
m_status = Status_Critical;
return false;
}
// TODO: validate language
m_wallet->set_seed_language(language);
crypto::secret_key recovery_val, secret_key;
try {
recovery_val = m_wallet->generate(path, password, secret_key, false, false);
m_password = password;
m_status = Status_Ok;
} catch (const std::exception &e) {
LOG_ERROR("Error creating wallet: " << e.what());
m_status = Status_Critical;
m_errorString = e.what();
return false;
}
return true;
}
bool WalletImpl::createWatchOnly(const std::string &path, const std::string &password, const std::string &language) const
{
clearStatus();
std::unique_ptr<tools::wallet2> view_wallet(new tools::wallet2(m_wallet->testnet()));
// Store same refresh height as original wallet
view_wallet->set_refresh_from_block_height(m_wallet->get_refresh_from_block_height());
bool keys_file_exists;
bool wallet_file_exists;
tools::wallet2::wallet_exists(path, keys_file_exists, wallet_file_exists);
LOG_PRINT_L3("wallet_path: " << path << "");
LOG_PRINT_L3("keys_file_exists: " << std::boolalpha << keys_file_exists << std::noboolalpha
<< " wallet_file_exists: " << std::boolalpha << wallet_file_exists << std::noboolalpha);
// add logic to error out if new wallet requested but named wallet file exists
if (keys_file_exists || wallet_file_exists) {
m_errorString = "attempting to generate view only wallet, but specified file(s) exist. Exiting to not risk overwriting.";
LOG_ERROR(m_errorString);
m_status = Status_Error;
return false;
}
// TODO: validate language
view_wallet->set_seed_language(language);
const crypto::secret_key viewkey = m_wallet->get_account().get_keys().m_view_secret_key;
const cryptonote::account_public_address address = m_wallet->get_account().get_keys().m_account_address;
try {
// Generate view only wallet
view_wallet->generate(path, password, address, viewkey);
// Export/Import outputs
auto outputs = m_wallet->export_outputs();
view_wallet->import_outputs(outputs);
// Copy scanned blockchain
auto bc = m_wallet->export_blockchain();
view_wallet->import_blockchain(bc);
// copy payments
auto payments = m_wallet->export_payments();
view_wallet->import_payments(payments);
// copy confirmed outgoing payments
std::list<std::pair<crypto::hash, tools::wallet2::confirmed_transfer_details>> out_payments;
m_wallet->get_payments_out(out_payments, 0);
view_wallet->import_payments_out(out_payments);
// Export/Import key images
// We already know the spent status from the outputs we exported, thus no need to check them again
auto key_images = m_wallet->export_key_images();
uint64_t spent = 0;
uint64_t unspent = 0;
view_wallet->import_key_images(key_images,spent,unspent,false);
m_status = Status_Ok;
} catch (const std::exception &e) {
LOG_ERROR("Error creating view only wallet: " << e.what());
m_status = Status_Error;
m_errorString = e.what();
return false;
}
// Store wallet
view_wallet->store();
return true;
}
bool WalletImpl::recoverFromKeys(const std::string &path,
const std::string &language,
const std::string &address_string,
const std::string &viewkey_string,
const std::string &spendkey_string)
{
cryptonote::account_public_address address;
bool has_payment_id;
crypto::hash8 new_payment_id;
if(!get_account_integrated_address_from_str(address, has_payment_id, new_payment_id, m_wallet->testnet(), address_string))
{
m_errorString = tr("failed to parse address");
m_status = Status_Error;
return false;
}
// parse optional spend key
crypto::secret_key spendkey;
bool has_spendkey = false;
if (!spendkey_string.empty()) {
cryptonote::blobdata spendkey_data;
if(!epee::string_tools::parse_hexstr_to_binbuff(spendkey_string, spendkey_data) || spendkey_data.size() != sizeof(crypto::secret_key))
{
m_errorString = tr("failed to parse secret spend key");
m_status = Status_Error;
return false;
}
has_spendkey = true;
spendkey = *reinterpret_cast<const crypto::secret_key*>(spendkey_data.data());
}
// parse view secret key
if (viewkey_string.empty()) {
m_errorString = tr("No view key supplied, cancelled");
m_status = Status_Error;
return false;
}
cryptonote::blobdata viewkey_data;
if(!epee::string_tools::parse_hexstr_to_binbuff(viewkey_string, viewkey_data) || viewkey_data.size() != sizeof(crypto::secret_key))
{
m_errorString = tr("failed to parse secret view key");
m_status = Status_Error;
return false;
}
crypto::secret_key viewkey = *reinterpret_cast<const crypto::secret_key*>(viewkey_data.data());
// check the spend and view keys match the given address
crypto::public_key pkey;
if(has_spendkey) {
if (!crypto::secret_key_to_public_key(spendkey, pkey)) {
m_errorString = tr("failed to verify secret spend key");
m_status = Status_Error;
return false;
}
if (address.m_spend_public_key != pkey) {
m_errorString = tr("spend key does not match address");
m_status = Status_Error;
return false;
}
}
if (!crypto::secret_key_to_public_key(viewkey, pkey)) {
m_errorString = tr("failed to verify secret view key");
m_status = Status_Error;
return false;
}
if (address.m_view_public_key != pkey) {
m_errorString = tr("view key does not match address");
m_status = Status_Error;
return false;
}
try
{
if (has_spendkey) {
m_wallet->generate(path, "", address, spendkey, viewkey);
setSeedLanguage(language);
LOG_PRINT_L1("Generated new wallet from keys with seed language: " + language);
}
else {
m_wallet->generate(path, "", address, viewkey);
LOG_PRINT_L1("Generated new view only wallet from keys");
}
}
catch (const std::exception& e) {
m_errorString = string(tr("failed to generate new wallet: ")) + e.what();
m_status = Status_Error;
return false;
}
return true;
}
bool WalletImpl::open(const std::string &path, const std::string &password)
{
clearStatus();
m_recoveringFromSeed = false;
try {
// TODO: handle "deprecated"
// Check if wallet cache exists
bool keys_file_exists;
bool wallet_file_exists;
tools::wallet2::wallet_exists(path, keys_file_exists, wallet_file_exists);
if(!wallet_file_exists){
// Rebuilding wallet cache, using refresh height from .keys file
m_rebuildWalletCache = true;
}
m_wallet->load(path, password);
m_password = password;
} catch (const std::exception &e) {
LOG_ERROR("Error opening wallet: " << e.what());
m_status = Status_Critical;
m_errorString = e.what();
}
return m_status == Status_Ok;
}
bool WalletImpl::recover(const std::string &path, const std::string &seed)
{
clearStatus();
m_errorString.clear();
if (seed.empty()) {
m_errorString = "Electrum seed is empty";
LOG_ERROR(m_errorString);
m_status = Status_Error;
return false;
}
m_recoveringFromSeed = true;
crypto::secret_key recovery_key;
std::string old_language;
if (!crypto::ElectrumWords::words_to_bytes(seed, recovery_key, old_language)) {
m_errorString = "Electrum-style word list failed verification";
m_status = Status_Error;
return false;
}
try {
m_wallet->set_seed_language(old_language);
m_wallet->generate(path, "", recovery_key, true, false);
} catch (const std::exception &e) {
m_status = Status_Critical;
m_errorString = e.what();
}
return m_status == Status_Ok;
}
bool WalletImpl::close(bool store)
{
bool result = false;
LOG_PRINT_L1("closing wallet...");
try {
if (store) {
// Do not store wallet with invalid status
// Status Critical refers to errors on opening or creating wallets.
if (status() != Status_Critical)
m_wallet->store();
else
LOG_ERROR("Status_Critical - not storing wallet");
LOG_PRINT_L1("wallet::store done");
}
LOG_PRINT_L1("Calling wallet::stop...");
m_wallet->stop();
LOG_PRINT_L1("wallet::stop done");
result = true;
clearStatus();
} catch (const std::exception &e) {
m_status = Status_Critical;
m_errorString = e.what();
LOG_ERROR("Error closing wallet: " << e.what());
}
return result;
}
std::string WalletImpl::seed() const
{
std::string seed;
if (m_wallet)
m_wallet->get_seed(seed);
return seed;
}
std::string WalletImpl::getSeedLanguage() const
{
return m_wallet->get_seed_language();
}
void WalletImpl::setSeedLanguage(const std::string &arg)
{
m_wallet->set_seed_language(arg);
}
int WalletImpl::status() const
{
return m_status;
}
std::string WalletImpl::errorString() const
{
return m_errorString;
}
bool WalletImpl::setPassword(const std::string &password)
{
clearStatus();
try {
m_wallet->rewrite(m_wallet->get_wallet_file(), password);
m_password = password;
} catch (const std::exception &e) {
m_status = Status_Error;
m_errorString = e.what();
}
return m_status == Status_Ok;
}
std::string WalletImpl::address() const
{
return m_wallet->get_account().get_public_address_str(m_wallet->testnet());
}
std::string WalletImpl::integratedAddress(const std::string &payment_id) const
{
crypto::hash8 pid;
if (!tools::wallet2::parse_short_payment_id(payment_id, pid)) {
return "";
}
return m_wallet->get_account().get_public_integrated_address_str(pid, m_wallet->testnet());
}
std::string WalletImpl::secretViewKey() const
{
return epee::string_tools::pod_to_hex(m_wallet->get_account().get_keys().m_view_secret_key);
}
std::string WalletImpl::publicViewKey() const
{
return epee::string_tools::pod_to_hex(m_wallet->get_account().get_keys().m_account_address.m_view_public_key);
}
std::string WalletImpl::secretSpendKey() const
{
return epee::string_tools::pod_to_hex(m_wallet->get_account().get_keys().m_spend_secret_key);
}
std::string WalletImpl::publicSpendKey() const
{
return epee::string_tools::pod_to_hex(m_wallet->get_account().get_keys().m_account_address.m_spend_public_key);
}
std::string WalletImpl::path() const
{
return m_wallet->path();
}
bool WalletImpl::store(const std::string &path)
{
clearStatus();
try {
if (path.empty()) {
m_wallet->store();
} else {
m_wallet->store_to(path, m_password);
}
} catch (const std::exception &e) {
LOG_ERROR("Error storing wallet: " << e.what());
m_status = Status_Error;
m_errorString = e.what();
}
return m_status == Status_Ok;
}
string WalletImpl::filename() const
{
return m_wallet->get_wallet_file();
}
string WalletImpl::keysFilename() const
{
return m_wallet->get_keys_file();
}
bool WalletImpl::init(const std::string &daemon_address, uint64_t upper_transaction_size_limit, const std::string &daemon_username, const std::string &daemon_password)
{
clearStatus();
if(daemon_username != "")
m_daemon_login.emplace(daemon_username, daemon_password);
return doInit(daemon_address, upper_transaction_size_limit);
}
void WalletImpl::setRefreshFromBlockHeight(uint64_t refresh_from_block_height)
{
m_wallet->set_refresh_from_block_height(refresh_from_block_height);
}
void WalletImpl::setRecoveringFromSeed(bool recoveringFromSeed)
{
m_recoveringFromSeed = recoveringFromSeed;
}
uint64_t WalletImpl::balance() const
{
return m_wallet->balance();
}
uint64_t WalletImpl::unlockedBalance() const
{
return m_wallet->unlocked_balance();
}
uint64_t WalletImpl::blockChainHeight() const
{
return m_wallet->get_blockchain_current_height();
}
uint64_t WalletImpl::approximateBlockChainHeight() const
{
return m_wallet->get_approximate_blockchain_height();
}
uint64_t WalletImpl::daemonBlockChainHeight() const
{
if (!m_is_connected)
return 0;
std::string err;
uint64_t result = m_wallet->get_daemon_blockchain_height(err);
if (!err.empty()) {
LOG_ERROR(__FUNCTION__ << ": " << err);
result = 0;
m_errorString = err;
m_status = Status_Error;
} else {
m_status = Status_Ok;
m_errorString = "";
}
return result;
}
uint64_t WalletImpl::daemonBlockChainTargetHeight() const
{
if (!m_is_connected)
return 0;
std::string err;
uint64_t result = m_wallet->get_daemon_blockchain_target_height(err);
if (!err.empty()) {
LOG_ERROR(__FUNCTION__ << ": " << err);
result = 0;
m_errorString = err;
m_status = Status_Error;
} else {
m_status = Status_Ok;
m_errorString = "";
}
// Target height can be 0 when daemon is synced. Use blockchain height instead.
if(result == 0)
result = daemonBlockChainHeight();
return result;
}
bool WalletImpl::daemonSynced() const
{
if(connected() == Wallet::ConnectionStatus_Disconnected)
return false;
uint64_t blockChainHeight = daemonBlockChainHeight();
return (blockChainHeight >= daemonBlockChainTargetHeight() && blockChainHeight > 1);
}
bool WalletImpl::synchronized() const
{
return m_synchronized;
}
bool WalletImpl::refresh()
{
clearStatus();
doRefresh();
return m_status == Status_Ok;
}
void WalletImpl::refreshAsync()
{
LOG_PRINT_L3(__FUNCTION__ << ": Refreshing asynchronously..");
clearStatus();
m_refreshCV.notify_one();
}
void WalletImpl::setAutoRefreshInterval(int millis)
{
if (millis > MAX_REFRESH_INTERVAL_MILLIS) {
LOG_ERROR(__FUNCTION__<< ": invalid refresh interval " << millis
<< " ms, maximum allowed is " << MAX_REFRESH_INTERVAL_MILLIS << " ms");
m_refreshIntervalMillis = MAX_REFRESH_INTERVAL_MILLIS;
} else {
m_refreshIntervalMillis = millis;
}
}
int WalletImpl::autoRefreshInterval() const
{
return m_refreshIntervalMillis;
}
UnsignedTransaction *WalletImpl::loadUnsignedTx(const std::string &unsigned_filename) {
clearStatus();
UnsignedTransactionImpl * transaction = new UnsignedTransactionImpl(*this);
if (!m_wallet->load_unsigned_tx(unsigned_filename, transaction->m_unsigned_tx_set)){
m_errorString = tr("Failed to load unsigned transactions");
m_status = Status_Error;
}
// Check tx data and construct confirmation message
std::string extra_message;
if (!transaction->m_unsigned_tx_set.transfers.empty())
extra_message = (boost::format("%u outputs to import. ") % (unsigned)transaction->m_unsigned_tx_set.transfers.size()).str();
transaction->checkLoadedTx([&transaction](){return transaction->m_unsigned_tx_set.txes.size();}, [&transaction](size_t n)->const tools::wallet2::tx_construction_data&{return transaction->m_unsigned_tx_set.txes[n];}, extra_message);
m_status = transaction->status();
m_errorString = transaction->errorString();
return transaction;
}
bool WalletImpl::submitTransaction(const string &fileName) {
clearStatus();
std::unique_ptr<PendingTransactionImpl> transaction(new PendingTransactionImpl(*this));
bool r = m_wallet->load_tx(fileName, transaction->m_pending_tx);
if (!r) {
m_errorString = tr("Failed to load transaction from file");
m_status = Status_Ok;
return false;
}
if(!transaction->commit()) {
m_errorString = transaction->m_errorString;
m_status = Status_Error;
return false;
}
return true;
}
bool WalletImpl::exportKeyImages(const string &filename)
{
if (m_wallet->watch_only())
{
m_errorString = tr("Wallet is view only");
m_status = Status_Error;
return false;
}
try
{
if (!m_wallet->export_key_images(filename))
{
m_errorString = tr("failed to save file ") + filename;
m_status = Status_Error;
return false;
}
}
catch (const std::exception &e)
{
LOG_ERROR("Error exporting key images: " << e.what());
m_errorString = e.what();
m_status = Status_Error;
return false;
}
return true;
}
bool WalletImpl::importKeyImages(const string &filename)
{
if (!trustedDaemon()) {
m_status = Status_Error;
m_errorString = tr("Key images can only be imported with a trusted daemon");
return false;
}
try
{
uint64_t spent = 0, unspent = 0;
uint64_t height = m_wallet->import_key_images(filename, spent, unspent);
LOG_PRINT_L2("Signed key images imported to height " << height << ", "
<< print_money(spent) << " spent, " << print_money(unspent) << " unspent");
}
catch (const std::exception &e)
{
LOG_ERROR("Error exporting key images: " << e.what());
m_errorString = string(tr("Failed to import key images: ")) + e.what();
m_status = Status_Error;
return false;
}
return true;
}
// TODO:
// 1 - properly handle payment id (add another menthod with explicit 'payment_id' param)
// 2 - check / design how "Transaction" can be single interface
// (instead of few different data structures within wallet2 implementation:
// - pending_tx;
// - transfer_details;
// - payment_details;
// - unconfirmed_transfer_details;
// - confirmed_transfer_details)
PendingTransaction *WalletImpl::createTransaction(const string &dst_addr, const string &payment_id, optional<uint64_t> amount, uint32_t mixin_count,
PendingTransaction::Priority priority)
{
clearStatus();
// Pause refresh thread while creating transaction
pauseRefresh();
cryptonote::account_public_address addr;
// indicates if dst_addr is integrated address (address + payment_id)
bool has_payment_id;
crypto::hash8 payment_id_short;
// TODO: (https://bitcointalk.org/index.php?topic=753252.msg9985441#msg9985441)
size_t fake_outs_count = mixin_count > 0 ? mixin_count : m_wallet->default_mixin();
if (fake_outs_count == 0)
fake_outs_count = DEFAULT_MIXIN;
PendingTransactionImpl * transaction = new PendingTransactionImpl(*this);
do {
if(!cryptonote::get_account_integrated_address_from_str(addr, has_payment_id, payment_id_short, m_wallet->testnet(), dst_addr)) {
// TODO: copy-paste 'if treating as an address fails, try as url' from simplewallet.cpp:1982
m_status = Status_Error;
m_errorString = "Invalid destination address";
break;
}
std::vector<uint8_t> extra;
// if dst_addr is not an integrated address, parse payment_id
if (!has_payment_id && !payment_id.empty()) {
// copy-pasted from simplewallet.cpp:2212
crypto::hash payment_id_long;
bool r = tools::wallet2::parse_long_payment_id(payment_id, payment_id_long);
if (r) {
std::string extra_nonce;
cryptonote::set_payment_id_to_tx_extra_nonce(extra_nonce, payment_id_long);
r = add_extra_nonce_to_tx_extra(extra, extra_nonce);
} else {
r = tools::wallet2::parse_short_payment_id(payment_id, payment_id_short);
if (r) {
std::string extra_nonce;
set_encrypted_payment_id_to_tx_extra_nonce(extra_nonce, payment_id_short);
r = add_extra_nonce_to_tx_extra(extra, extra_nonce);
}
}
if (!r) {
m_status = Status_Error;
m_errorString = tr("payment id has invalid format, expected 16 or 64 character hex string: ") + payment_id;
break;
}
}
else if (has_payment_id) {
std::string extra_nonce;
set_encrypted_payment_id_to_tx_extra_nonce(extra_nonce, payment_id_short);
bool r = add_extra_nonce_to_tx_extra(extra, extra_nonce);
if (!r) {
m_status = Status_Error;
m_errorString = tr("Failed to add short payment id: ") + epee::string_tools::pod_to_hex(payment_id_short);
break;
}
}
//std::vector<tools::wallet2::pending_tx> ptx_vector;
try {
if (amount) {
vector<cryptonote::tx_destination_entry> dsts;
cryptonote::tx_destination_entry de;
de.addr = addr;
de.amount = *amount;
dsts.push_back(de);
transaction->m_pending_tx = m_wallet->create_transactions_2(dsts, fake_outs_count, 0 /* unlock_time */,
static_cast<uint32_t>(priority),
extra, m_trustedDaemon);
} else {
transaction->m_pending_tx = m_wallet->create_transactions_all(0, addr, fake_outs_count, 0 /* unlock_time */,
static_cast<uint32_t>(priority),
extra, m_trustedDaemon);
}
} catch (const tools::error::daemon_busy&) {
// TODO: make it translatable with "tr"?
m_errorString = tr("daemon is busy. Please try again later.");
m_status = Status_Error;
} catch (const tools::error::no_connection_to_daemon&) {
m_errorString = tr("no connection to daemon. Please make sure daemon is running.");
m_status = Status_Error;
} catch (const tools::error::wallet_rpc_error& e) {
m_errorString = tr("RPC error: ") + e.to_string();
m_status = Status_Error;
} catch (const tools::error::get_random_outs_error &e) {
m_errorString = (boost::format(tr("failed to get random outputs to mix: %s")) % e.what()).str();
m_status = Status_Error;
} catch (const tools::error::not_enough_money& e) {
m_status = Status_Error;
std::ostringstream writer;
writer << boost::format(tr("not enough money to transfer, available only %s, sent amount %s")) %
print_money(e.available()) %
print_money(e.tx_amount());
m_errorString = writer.str();
} catch (const tools::error::tx_not_possible& e) {
m_status = Status_Error;
std::ostringstream writer;
writer << boost::format(tr("not enough money to transfer, available only %s, transaction amount %s = %s + %s (fee)")) %
print_money(e.available()) %
print_money(e.tx_amount() + e.fee()) %
print_money(e.tx_amount()) %
print_money(e.fee());
m_errorString = writer.str();
} catch (const tools::error::not_enough_outs_to_mix& e) {
std::ostringstream writer;
writer << tr("not enough outputs for specified ring size") << " = " << (e.mixin_count() + 1) << ":";
for (const std::pair<uint64_t, uint64_t> outs_for_amount : e.scanty_outs()) {
writer << "\n" << tr("output amount") << " = " << print_money(outs_for_amount.first) << ", " << tr("found outputs to use") << " = " << outs_for_amount.second;
}
m_errorString = writer.str();
m_status = Status_Error;
} catch (const tools::error::tx_not_constructed&) {
m_errorString = tr("transaction was not constructed");
m_status = Status_Error;
} catch (const tools::error::tx_rejected& e) {
std::ostringstream writer;
writer << (boost::format(tr("transaction %s was rejected by daemon with status: ")) % get_transaction_hash(e.tx())) << e.status();
m_errorString = writer.str();
m_status = Status_Error;
} catch (const tools::error::tx_sum_overflow& e) {
m_errorString = e.what();
m_status = Status_Error;
} catch (const tools::error::zero_destination&) {
m_errorString = tr("one of destinations is zero");
m_status = Status_Error;
} catch (const tools::error::tx_too_big& e) {
m_errorString = tr("failed to find a suitable way to split transactions");
m_status = Status_Error;
} catch (const tools::error::transfer_error& e) {
m_errorString = string(tr("unknown transfer error: ")) + e.what();
m_status = Status_Error;
} catch (const tools::error::wallet_internal_error& e) {
m_errorString = string(tr("internal error: ")) + e.what();
m_status = Status_Error;
} catch (const std::exception& e) {
m_errorString = string(tr("unexpected error: ")) + e.what();
m_status = Status_Error;
} catch (...) {
m_errorString = tr("unknown error");
m_status = Status_Error;
}
} while (false);
transaction->m_status = m_status;
transaction->m_errorString = m_errorString;
// Resume refresh thread
startRefresh();
return transaction;
}
PendingTransaction *WalletImpl::createSweepUnmixableTransaction()
{
clearStatus();
vector<cryptonote::tx_destination_entry> dsts;
cryptonote::tx_destination_entry de;
PendingTransactionImpl * transaction = new PendingTransactionImpl(*this);
do {
try {
transaction->m_pending_tx = m_wallet->create_unmixable_sweep_transactions(m_trustedDaemon);
} catch (const tools::error::daemon_busy&) {
// TODO: make it translatable with "tr"?
m_errorString = tr("daemon is busy. Please try again later.");
m_status = Status_Error;
} catch (const tools::error::no_connection_to_daemon&) {
m_errorString = tr("no connection to daemon. Please make sure daemon is running.");
m_status = Status_Error;
} catch (const tools::error::wallet_rpc_error& e) {
m_errorString = tr("RPC error: ") + e.to_string();
m_status = Status_Error;
} catch (const tools::error::get_random_outs_error&) {
m_errorString = tr("failed to get random outputs to mix");
m_status = Status_Error;
} catch (const tools::error::not_enough_money& e) {
m_status = Status_Error;
std::ostringstream writer;
writer << boost::format(tr("not enough money to transfer, available only %s, sent amount %s")) %
print_money(e.available()) %
print_money(e.tx_amount());
m_errorString = writer.str();
} catch (const tools::error::tx_not_possible& e) {
m_status = Status_Error;
std::ostringstream writer;
writer << boost::format(tr("not enough money to transfer, available only %s, transaction amount %s = %s + %s (fee)")) %
print_money(e.available()) %
print_money(e.tx_amount() + e.fee()) %
print_money(e.tx_amount()) %
print_money(e.fee());
m_errorString = writer.str();
} catch (const tools::error::not_enough_outs_to_mix& e) {
std::ostringstream writer;
writer << tr("not enough outputs for specified ring size") << " = " << (e.mixin_count() + 1) << ":";
for (const std::pair<uint64_t, uint64_t> outs_for_amount : e.scanty_outs()) {
writer << "\n" << tr("output amount") << " = " << print_money(outs_for_amount.first) << ", " << tr("found outputs to use") << " = " << outs_for_amount.second;
}
m_errorString = writer.str();
m_status = Status_Error;
} catch (const tools::error::tx_not_constructed&) {
m_errorString = tr("transaction was not constructed");
m_status = Status_Error;
} catch (const tools::error::tx_rejected& e) {
std::ostringstream writer;
writer << (boost::format(tr("transaction %s was rejected by daemon with status: ")) % get_transaction_hash(e.tx())) << e.status();
m_errorString = writer.str();
m_status = Status_Error;
} catch (const tools::error::tx_sum_overflow& e) {
m_errorString = e.what();
m_status = Status_Error;
} catch (const tools::error::zero_destination&) {
m_errorString = tr("one of destinations is zero");
m_status = Status_Error;
} catch (const tools::error::tx_too_big& e) {
m_errorString = tr("failed to find a suitable way to split transactions");
m_status = Status_Error;
} catch (const tools::error::transfer_error& e) {
m_errorString = string(tr("unknown transfer error: ")) + e.what();
m_status = Status_Error;
} catch (const tools::error::wallet_internal_error& e) {
m_errorString = string(tr("internal error: ")) + e.what();
m_status = Status_Error;
} catch (const std::exception& e) {
m_errorString = string(tr("unexpected error: ")) + e.what();
m_status = Status_Error;
} catch (...) {
m_errorString = tr("unknown error");
m_status = Status_Error;
}
} while (false);
transaction->m_status = m_status;
transaction->m_errorString = m_errorString;
return transaction;
}
void WalletImpl::disposeTransaction(PendingTransaction *t)
{
delete t;
}
TransactionHistory *WalletImpl::history() const
{
return m_history;
}
AddressBook *WalletImpl::addressBook() const
{
return m_addressBook;
}
void WalletImpl::setListener(WalletListener *l)
{
// TODO thread synchronization;
m_wallet2Callback->setListener(l);
}
uint32_t WalletImpl::defaultMixin() const
{
return m_wallet->default_mixin();
}
void WalletImpl::setDefaultMixin(uint32_t arg)
{
m_wallet->default_mixin(arg);
}
bool WalletImpl::setUserNote(const std::string &txid, const std::string &note)
{
cryptonote::blobdata txid_data;
if(!epee::string_tools::parse_hexstr_to_binbuff(txid, txid_data) || txid_data.size() != sizeof(crypto::hash))
return false;
const crypto::hash htxid = *reinterpret_cast<const crypto::hash*>(txid_data.data());
m_wallet->set_tx_note(htxid, note);
return true;
}
std::string WalletImpl::getUserNote(const std::string &txid) const
{
cryptonote::blobdata txid_data;
if(!epee::string_tools::parse_hexstr_to_binbuff(txid, txid_data) || txid_data.size() != sizeof(crypto::hash))
return "";
const crypto::hash htxid = *reinterpret_cast<const crypto::hash*>(txid_data.data());
return m_wallet->get_tx_note(htxid);
}
std::string WalletImpl::getTxKey(const std::string &txid) const
{
cryptonote::blobdata txid_data;
if(!epee::string_tools::parse_hexstr_to_binbuff(txid, txid_data) || txid_data.size() != sizeof(crypto::hash))
{
return "";
}
const crypto::hash htxid = *reinterpret_cast<const crypto::hash*>(txid_data.data());
crypto::secret_key tx_key;
if (m_wallet->get_tx_key(htxid, tx_key))
{
return epee::string_tools::pod_to_hex(tx_key);
}
else
{
return "";
}
}
std::string WalletImpl::signMessage(const std::string &message)
{
return m_wallet->sign(message);
}
bool WalletImpl::verifySignedMessage(const std::string &message, const std::string &address, const std::string &signature) const
{
cryptonote::account_public_address addr;
bool has_payment_id;
crypto::hash8 payment_id;
if (!cryptonote::get_account_integrated_address_from_str(addr, has_payment_id, payment_id, m_wallet->testnet(), address))
return false;
return m_wallet->verify(message, addr, signature);
}
bool WalletImpl::connectToDaemon()
{
bool result = m_wallet->check_connection(NULL, DEFAULT_CONNECTION_TIMEOUT_MILLIS);
m_status = result ? Status_Ok : Status_Error;
if (!result) {
m_errorString = "Error connecting to daemon at " + m_wallet->get_daemon_address();
} else {
// start refreshing here
}
return result;
}
Wallet::ConnectionStatus WalletImpl::connected() const
{
uint32_t version = 0;
m_is_connected = m_wallet->check_connection(&version, DEFAULT_CONNECTION_TIMEOUT_MILLIS);
if (!m_is_connected)
return Wallet::ConnectionStatus_Disconnected;
if ((version >> 16) != CORE_RPC_VERSION_MAJOR)
return Wallet::ConnectionStatus_WrongVersion;
return Wallet::ConnectionStatus_Connected;
}
void WalletImpl::setTrustedDaemon(bool arg)
{
m_trustedDaemon = arg;
}
bool WalletImpl::trustedDaemon() const
{
return m_trustedDaemon;
}
bool WalletImpl::watchOnly() const
{
return m_wallet->watch_only();
}
void WalletImpl::clearStatus() const
{
m_status = Status_Ok;
m_errorString.clear();
}
void WalletImpl::refreshThreadFunc()
{
LOG_PRINT_L3(__FUNCTION__ << ": starting refresh thread");
while (true) {
boost::mutex::scoped_lock lock(m_refreshMutex);
if (m_refreshThreadDone) {
break;
}
LOG_PRINT_L3(__FUNCTION__ << ": waiting for refresh...");
// if auto refresh enabled, we wait for the "m_refreshIntervalSeconds" interval.
// if not - we wait forever
if (m_refreshIntervalMillis > 0) {
boost::posix_time::milliseconds wait_for_ms(m_refreshIntervalMillis);
m_refreshCV.timed_wait(lock, wait_for_ms);
} else {
m_refreshCV.wait(lock);
}
LOG_PRINT_L3(__FUNCTION__ << ": refresh lock acquired...");
LOG_PRINT_L3(__FUNCTION__ << ": m_refreshEnabled: " << m_refreshEnabled);
LOG_PRINT_L3(__FUNCTION__ << ": m_status: " << m_status);
if (m_refreshEnabled) {
LOG_PRINT_L3(__FUNCTION__ << ": refreshing...");
doRefresh();
}
}
LOG_PRINT_L3(__FUNCTION__ << ": refresh thread stopped");
}
void WalletImpl::doRefresh()
{
// synchronizing async and sync refresh calls
boost::lock_guard<boost::mutex> guarg(m_refreshMutex2);
try {
// Syncing daemon and refreshing wallet simultaneously is very resource intensive.
// Disable refresh if wallet is disconnected or daemon isn't synced.
if (daemonSynced()) {
m_wallet->refresh();
if (!m_synchronized) {
m_synchronized = true;
}
// assuming if we have empty history, it wasn't initialized yet
// for futher history changes client need to update history in
// "on_money_received" and "on_money_sent" callbacks
if (m_history->count() == 0) {
m_history->refresh();
}
} else {
LOG_PRINT_L3(__FUNCTION__ << ": skipping refresh - daemon is not synced");
}
} catch (const std::exception &e) {
m_status = Status_Error;
m_errorString = e.what();
}
if (m_wallet2Callback->getListener()) {
m_wallet2Callback->getListener()->refreshed();
}
}
void WalletImpl::startRefresh()
{
if (!m_refreshEnabled) {
LOG_PRINT_L2(__FUNCTION__ << ": refresh started/resumed...");
m_refreshEnabled = true;
m_refreshCV.notify_one();
}
}
void WalletImpl::stopRefresh()
{
if (!m_refreshThreadDone) {
m_refreshEnabled = false;
m_refreshThreadDone = true;
m_refreshCV.notify_one();
m_refreshThread.join();
}
}
void WalletImpl::pauseRefresh()
{
LOG_PRINT_L2(__FUNCTION__ << ": refresh paused...");
// TODO synchronize access
if (!m_refreshThreadDone) {
m_refreshEnabled = false;
}
}
bool WalletImpl::isNewWallet() const
{
// in case wallet created without daemon connection, closed and opened again,
// it's the same case as if it created from scratch, i.e. we need "fast sync"
// with the daemon (pull hashes instead of pull blocks).
// If wallet cache is rebuilt, creation height stored in .keys is used.
// Watch only wallet is a copy of an existing wallet.
return !(blockChainHeight() > 1 || m_recoveringFromSeed || m_rebuildWalletCache) && !watchOnly();
}
bool WalletImpl::doInit(const string &daemon_address, uint64_t upper_transaction_size_limit)
{
if (!m_wallet->init(daemon_address, m_daemon_login, upper_transaction_size_limit))
return false;
// in case new wallet, this will force fast-refresh (pulling hashes instead of blocks)
// If daemon isn't synced a calculated block height will be used instead
if (isNewWallet() && daemonSynced()) {
LOG_PRINT_L2(__FUNCTION__ << ":New Wallet - fast refresh until " << daemonBlockChainHeight());
m_wallet->set_refresh_from_block_height(daemonBlockChainHeight());
}
if (m_rebuildWalletCache)
LOG_PRINT_L2(__FUNCTION__ << ": Rebuilding wallet cache, fast refresh until block " << m_wallet->get_refresh_from_block_height());
if (Utils::isAddressLocal(daemon_address)) {
this->setTrustedDaemon(true);
m_refreshIntervalMillis = DEFAULT_REFRESH_INTERVAL_MILLIS;
} else {
this->setTrustedDaemon(false);
m_refreshIntervalMillis = DEFAULT_REMOTE_NODE_REFRESH_INTERVAL_MILLIS;
}
return true;
}
bool WalletImpl::parse_uri(const std::string &uri, std::string &address, std::string &payment_id, uint64_t &amount, std::string &tx_description, std::string &recipient_name, std::vector<std::string> &unknown_parameters, std::string &error)
{
return m_wallet->parse_uri(uri, address, payment_id, amount, tx_description, recipient_name, unknown_parameters, error);
}
std::string WalletImpl::getDefaultDataDir() const
{
return tools::get_default_data_dir();
}
bool WalletImpl::rescanSpent()
{
clearStatus();
if (!trustedDaemon()) {
m_status = Status_Error;
m_errorString = tr("Rescan spent can only be used with a trusted daemon");
return false;
}
try {
m_wallet->rescan_spent();
} catch (const std::exception &e) {
LOG_ERROR(__FUNCTION__ << " error: " << e.what());
m_status = Status_Error;
m_errorString = e.what();
return false;
}
return true;
}
void WalletImpl::hardForkInfo(uint8_t &version, uint64_t &earliest_height) const
{
m_wallet->get_hard_fork_info(version, earliest_height);
}
bool WalletImpl::useForkRules(uint8_t version, int64_t early_blocks) const
{
return m_wallet->use_fork_rules(version,early_blocks);
}
} // namespace
namespace Bitmonero = Monero;
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