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https://github.com/monero-project/monero.git
synced 2024-12-14 04:16:32 +02:00
wallet2: faster output and key image import/export
This commit is contained in:
moneromooo-monero
parent
7e2483e1d5
commit
769ae42a7b
@ -69,6 +69,7 @@ using namespace epee;
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#include "common/base58.h"
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#include "common/dns_utils.h"
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#include "common/notify.h"
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#include "common/perf_timer.h"
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#include "ringct/rctSigs.h"
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#include "ringdb.h"
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#include "device/device_cold.hpp"
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@ -10517,11 +10518,13 @@ crypto::public_key wallet2::get_tx_pub_key_from_received_outs(const tools::walle
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bool wallet2::export_key_images(const std::string &filename) const
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{
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PERF_TIMER(export_key_images);
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std::vector<std::pair<crypto::key_image, crypto::signature>> ski = export_key_images();
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std::string magic(KEY_IMAGE_EXPORT_FILE_MAGIC, strlen(KEY_IMAGE_EXPORT_FILE_MAGIC));
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const cryptonote::account_public_address &keys = get_account().get_keys().m_account_address;
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std::string data;
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data.reserve(ski.size() * (sizeof(crypto::key_image) + sizeof(crypto::signature)) + 2 * sizeof(crypto::public_key));
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data += std::string((const char *)&keys.m_spend_public_key, sizeof(crypto::public_key));
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data += std::string((const char *)&keys.m_view_public_key, sizeof(crypto::public_key));
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for (const auto &i: ski)
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@ -10531,6 +10534,7 @@ bool wallet2::export_key_images(const std::string &filename) const
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}
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// encrypt data, keep magic plaintext
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PERF_TIMER(export_key_images_encrypt);
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std::string ciphertext = encrypt_with_view_secret_key(data);
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return epee::file_io_utils::save_string_to_file(filename, magic + ciphertext);
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}
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@ -10538,6 +10542,7 @@ bool wallet2::export_key_images(const std::string &filename) const
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//----------------------------------------------------------------------------------------------------
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std::vector<std::pair<crypto::key_image, crypto::signature>> wallet2::export_key_images() const
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{
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PERF_TIMER(export_key_images_raw);
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std::vector<std::pair<crypto::key_image, crypto::signature>> ski;
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ski.reserve(m_transfers.size());
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@ -10590,6 +10595,7 @@ std::vector<std::pair<crypto::key_image, crypto::signature>> wallet2::export_key
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uint64_t wallet2::import_key_images(const std::string &filename, uint64_t &spent, uint64_t &unspent)
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{
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PERF_TIMER(import_key_images_fsu);
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std::string data;
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bool r = epee::file_io_utils::load_file_to_string(filename, data);
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@ -10603,6 +10609,7 @@ uint64_t wallet2::import_key_images(const std::string &filename, uint64_t &spent
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try
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{
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PERF_TIMER(import_key_images_decrypt);
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data = decrypt_with_view_secret_key(std::string(data, magiclen));
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}
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catch (const std::exception &e)
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@ -10641,6 +10648,7 @@ uint64_t wallet2::import_key_images(const std::string &filename, uint64_t &spent
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//----------------------------------------------------------------------------------------------------
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uint64_t wallet2::import_key_images(const std::vector<std::pair<crypto::key_image, crypto::signature>> &signed_key_images, uint64_t &spent, uint64_t &unspent, bool check_spent)
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{
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PERF_TIMER(import_key_images_lots);
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COMMAND_RPC_IS_KEY_IMAGE_SPENT::request req = AUTO_VAL_INIT(req);
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COMMAND_RPC_IS_KEY_IMAGE_SPENT::response daemon_resp = AUTO_VAL_INIT(daemon_resp);
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@ -10654,6 +10662,9 @@ uint64_t wallet2::import_key_images(const std::vector<std::pair<crypto::key_imag
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return 0;
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}
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req.key_images.reserve(signed_key_images.size());
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PERF_TIMER_START(import_key_images_A);
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for (size_t n = 0; n < signed_key_images.size(); ++n)
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{
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const transfer_details &td = m_transfers[n];
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@ -10667,20 +10678,24 @@ uint64_t wallet2::import_key_images(const std::vector<std::pair<crypto::key_imag
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const cryptonote::txout_to_key &o = boost::get<cryptonote::txout_to_key>(out.target);
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const crypto::public_key pkey = o.key;
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std::vector<const crypto::public_key*> pkeys;
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pkeys.push_back(&pkey);
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THROW_WALLET_EXCEPTION_IF(!(rct::scalarmultKey(rct::ki2rct(key_image), rct::curveOrder()) == rct::identity()),
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error::wallet_internal_error, "Key image out of validity domain: input " + boost::lexical_cast<std::string>(n) + "/"
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+ boost::lexical_cast<std::string>(signed_key_images.size()) + ", key image " + epee::string_tools::pod_to_hex(key_image));
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THROW_WALLET_EXCEPTION_IF(!crypto::check_ring_signature((const crypto::hash&)key_image, key_image, pkeys, &signature),
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error::signature_check_failed, boost::lexical_cast<std::string>(n) + "/"
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+ boost::lexical_cast<std::string>(signed_key_images.size()) + ", key image " + epee::string_tools::pod_to_hex(key_image)
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+ ", signature " + epee::string_tools::pod_to_hex(signature) + ", pubkey " + epee::string_tools::pod_to_hex(*pkeys[0]));
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if (!td.m_key_image_known || !(key_image == td.m_key_image))
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{
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std::vector<const crypto::public_key*> pkeys;
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pkeys.push_back(&pkey);
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THROW_WALLET_EXCEPTION_IF(!(rct::scalarmultKey(rct::ki2rct(key_image), rct::curveOrder()) == rct::identity()),
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error::wallet_internal_error, "Key image out of validity domain: input " + boost::lexical_cast<std::string>(n) + "/"
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+ boost::lexical_cast<std::string>(signed_key_images.size()) + ", key image " + epee::string_tools::pod_to_hex(key_image));
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THROW_WALLET_EXCEPTION_IF(!crypto::check_ring_signature((const crypto::hash&)key_image, key_image, pkeys, &signature),
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error::signature_check_failed, boost::lexical_cast<std::string>(n) + "/"
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+ boost::lexical_cast<std::string>(signed_key_images.size()) + ", key image " + epee::string_tools::pod_to_hex(key_image)
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+ ", signature " + epee::string_tools::pod_to_hex(signature) + ", pubkey " + epee::string_tools::pod_to_hex(*pkeys[0]));
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}
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req.key_images.push_back(epee::string_tools::pod_to_hex(key_image));
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}
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PERF_TIMER_STOP(import_key_images_A);
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PERF_TIMER_START(import_key_images_B);
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for (size_t n = 0; n < signed_key_images.size(); ++n)
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{
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m_transfers[n].m_key_image = signed_key_images[n].first;
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@ -10688,9 +10703,11 @@ uint64_t wallet2::import_key_images(const std::vector<std::pair<crypto::key_imag
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m_transfers[n].m_key_image_known = true;
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m_transfers[n].m_key_image_partial = false;
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}
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PERF_TIMER_STOP(import_key_images_B);
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if(check_spent)
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{
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PERF_TIMER(import_key_images_RPC);
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m_daemon_rpc_mutex.lock();
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bool r = epee::net_utils::invoke_http_json("/is_key_image_spent", req, daemon_resp, m_http_client, rpc_timeout);
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m_daemon_rpc_mutex.unlock();
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@ -10713,6 +10730,7 @@ uint64_t wallet2::import_key_images(const std::vector<std::pair<crypto::key_imag
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// was created by sweep_all, so we can't know the spent height and other detailed info.
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std::unordered_map<crypto::key_image, crypto::hash> spent_key_images;
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PERF_TIMER_START(import_key_images_C);
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for (const transfer_details &td: m_transfers)
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{
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for (const cryptonote::txin_v& in : td.m_tx.vin)
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@ -10721,10 +10739,12 @@ uint64_t wallet2::import_key_images(const std::vector<std::pair<crypto::key_imag
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spent_key_images.insert(std::make_pair(boost::get<cryptonote::txin_to_key>(in).k_image, td.m_txid));
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}
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}
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PERF_TIMER_STOP(import_key_images_C);
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PERF_TIMER_START(import_key_images_D);
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for(size_t i = 0; i < signed_key_images.size(); ++i)
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{
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transfer_details &td = m_transfers[i];
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const transfer_details &td = m_transfers[i];
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uint64_t amount = td.amount();
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if (td.m_spent)
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spent += amount;
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@ -10742,6 +10762,8 @@ uint64_t wallet2::import_key_images(const std::vector<std::pair<crypto::key_imag
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spent_txids.insert(skii->second);
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}
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}
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PERF_TIMER_STOP(import_key_images_D);
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MDEBUG("Total: " << print_money(spent) << " spent, " << print_money(unspent) << " unspent");
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if (check_spent)
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@ -10751,8 +10773,12 @@ uint64_t wallet2::import_key_images(const std::vector<std::pair<crypto::key_imag
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COMMAND_RPC_GET_TRANSACTIONS::response gettxs_res;
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gettxs_req.decode_as_json = false;
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gettxs_req.prune = false;
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gettxs_req.txs_hashes.reserve(spent_txids.size());
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for (const crypto::hash& spent_txid : spent_txids)
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gettxs_req.txs_hashes.push_back(epee::string_tools::pod_to_hex(spent_txid));
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PERF_TIMER_START(import_key_images_E);
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m_daemon_rpc_mutex.lock();
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bool r = epee::net_utils::invoke_http_json("/gettransactions", gettxs_req, gettxs_res, m_http_client, rpc_timeout);
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m_daemon_rpc_mutex.unlock();
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@ -10760,8 +10786,10 @@ uint64_t wallet2::import_key_images(const std::vector<std::pair<crypto::key_imag
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THROW_WALLET_EXCEPTION_IF(gettxs_res.status == CORE_RPC_STATUS_BUSY, error::daemon_busy, "gettransactions");
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THROW_WALLET_EXCEPTION_IF(gettxs_res.txs.size() != spent_txids.size(), error::wallet_internal_error,
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"daemon returned wrong response for gettransactions, wrong count = " + std::to_string(gettxs_res.txs.size()) + ", expected " + std::to_string(spent_txids.size()));
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PERF_TIMER_STOP(import_key_images_E);
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// process each outgoing tx
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PERF_TIMER_START(import_key_images_F);
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auto spent_txid = spent_txids.begin();
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hw::device &hwdev = m_account.get_device();
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for (const COMMAND_RPC_GET_TRANSACTIONS::entry& e : gettxs_res.txs)
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@ -10857,7 +10885,9 @@ uint64_t wallet2::import_key_images(const std::vector<std::pair<crypto::key_imag
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++spent_txid;
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}
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PERF_TIMER_STOP(import_key_images_F);
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PERF_TIMER_START(import_key_images_G);
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for (size_t n : swept_transfers)
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{
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const transfer_details& td = m_transfers[n];
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@ -10868,6 +10898,7 @@ uint64_t wallet2::import_key_images(const std::vector<std::pair<crypto::key_imag
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const crypto::hash &spent_txid = crypto::null_hash; // spent txid is unknown
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m_confirmed_txs.insert(std::make_pair(spent_txid, pd));
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}
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PERF_TIMER_STOP(import_key_images_G);
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}
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return m_transfers[signed_key_images.size() - 1].m_block_height;
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@ -10955,6 +10986,7 @@ void wallet2::import_blockchain(const std::tuple<size_t, crypto::hash, std::vect
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//----------------------------------------------------------------------------------------------------
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std::vector<tools::wallet2::transfer_details> wallet2::export_outputs() const
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{
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PERF_TIMER(export_outputs);
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std::vector<tools::wallet2::transfer_details> outs;
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outs.reserve(m_transfers.size());
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@ -10970,29 +11002,53 @@ std::vector<tools::wallet2::transfer_details> wallet2::export_outputs() const
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//----------------------------------------------------------------------------------------------------
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std::string wallet2::export_outputs_to_str() const
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{
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std::vector<tools::wallet2::transfer_details> outs = export_outputs();
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PERF_TIMER(export_outputs_to_str);
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std::stringstream oss;
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boost::archive::portable_binary_oarchive ar(oss);
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ar << outs;
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ar << m_transfers;
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std::string magic(OUTPUT_EXPORT_FILE_MAGIC, strlen(OUTPUT_EXPORT_FILE_MAGIC));
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const cryptonote::account_public_address &keys = get_account().get_keys().m_account_address;
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std::string header;
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header += std::string((const char *)&keys.m_spend_public_key, sizeof(crypto::public_key));
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header += std::string((const char *)&keys.m_view_public_key, sizeof(crypto::public_key));
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PERF_TIMER(export_outputs_encryption);
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std::string ciphertext = encrypt_with_view_secret_key(header + oss.str());
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return magic + ciphertext;
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}
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//----------------------------------------------------------------------------------------------------
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size_t wallet2::import_outputs(const std::vector<tools::wallet2::transfer_details> &outputs)
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{
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m_transfers.clear();
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m_transfers.reserve(outputs.size());
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PERF_TIMER(import_outputs);
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const size_t original_size = m_transfers.size();
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m_transfers.resize(outputs.size());
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for (size_t i = 0; i < outputs.size(); ++i)
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{
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transfer_details td = outputs[i];
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// skip those we've already imported, or which have different data
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if (i < original_size)
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{
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// compare the data used to create the key image below
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const transfer_details &org_td = m_transfers[i];
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if (!org_td.m_key_image_known)
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goto process;
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#define CMPF(f) if (!(td.f == org_td.f)) goto process
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CMPF(m_txid);
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CMPF(m_key_image);
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CMPF(m_internal_output_index);
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#undef CMPF
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if (!(get_transaction_prefix_hash(td.m_tx) == get_transaction_prefix_hash(org_td.m_tx)))
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goto process;
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// copy anyway, since the comparison does not include ancillary fields which may have changed
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m_transfers[i] = std::move(td);
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continue;
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}
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process:
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// the hot wallet wouldn't have known about key images (except if we already exported them)
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cryptonote::keypair in_ephemeral;
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@ -11011,9 +11067,9 @@ size_t wallet2::import_outputs(const std::vector<tools::wallet2::transfer_detail
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THROW_WALLET_EXCEPTION_IF(in_ephemeral.pub != out_key,
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error::wallet_internal_error, "key_image generated ephemeral public key not matched with output_key at index " + boost::lexical_cast<std::string>(i));
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m_key_images[td.m_key_image] = m_transfers.size();
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m_pub_keys[td.get_public_key()] = m_transfers.size();
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m_transfers.push_back(std::move(td));
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m_key_images[td.m_key_image] = i;
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m_pub_keys[td.get_public_key()] = i;
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m_transfers[i] = std::move(td);
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}
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return m_transfers.size();
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@ -11021,6 +11077,7 @@ size_t wallet2::import_outputs(const std::vector<tools::wallet2::transfer_detail
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//----------------------------------------------------------------------------------------------------
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size_t wallet2::import_outputs_from_str(const std::string &outputs_st)
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{
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PERF_TIMER(import_outputs_from_str);
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std::string data = outputs_st;
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const size_t magiclen = strlen(OUTPUT_EXPORT_FILE_MAGIC);
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if (data.size() < magiclen || memcmp(data.data(), OUTPUT_EXPORT_FILE_MAGIC, magiclen))
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@ -11030,6 +11087,7 @@ size_t wallet2::import_outputs_from_str(const std::string &outputs_st)
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try
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{
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PERF_TIMER(import_outputs_decrypt);
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data = decrypt_with_view_secret_key(std::string(data, magiclen));
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}
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catch (const std::exception &e)
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