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wallet2.cpp
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wallet2.cpp
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// Copyright (c) 2014-2023, 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 <algorithm>
#include <numeric>
#include <tuple>
#include <queue>
#include <boost/format.hpp>
#include <boost/optional/optional.hpp>
#include <boost/algorithm/string/classification.hpp>
#include <boost/algorithm/string/trim.hpp>
#include <boost/algorithm/string/split.hpp>
#include <boost/algorithm/string/join.hpp>
#include <boost/algorithm/string/predicate.hpp>
#include <boost/archive/binary_iarchive.hpp>
#include <boost/asio/ip/address.hpp>
#include <boost/filesystem/operations.hpp>
#include <boost/range/adaptor/transformed.hpp>
#include <boost/preprocessor/stringize.hpp>
#include <openssl/evp.h>
#include "include_base_utils.h"
using namespace epee;
#include "cryptonote_config.h"
#include "hardforks/hardforks.h"
#include "cryptonote_core/tx_sanity_check.h"
#include "wallet2.h"
#include "wallet_args.h"
#include "cryptonote_basic/cryptonote_format_utils.h"
#include "net/parse.h"
#include "rpc/core_rpc_server_commands_defs.h"
#include "rpc/core_rpc_server_error_codes.h"
#include "misc_language.h"
#include "cryptonote_basic/cryptonote_basic_impl.h"
#include "multisig/multisig.h"
#include "multisig/multisig_account.h"
#include "multisig/multisig_kex_msg.h"
#include "multisig/multisig_tx_builder_ringct.h"
#include "common/command_line.h"
#include "common/threadpool.h"
#include "int-util.h"
#include "profile_tools.h"
#include "crypto/crypto.h"
#include "serialization/binary_utils.h"
#include "serialization/string.h"
#include "cryptonote_basic/blobdatatype.h"
#include "mnemonics/electrum-words.h"
#include "common/i18n.h"
#include "common/util.h"
#include "common/apply_permutation.h"
#include "rapidjson/document.h"
#include "rapidjson/writer.h"
#include "rapidjson/stringbuffer.h"
#include "common/json_util.h"
#include "memwipe.h"
#include "common/base58.h"
#include "common/combinator.h"
#include "common/dns_utils.h"
#include "common/notify.h"
#include "common/perf_timer.h"
#include "ringct/rctSigs.h"
#include "ringdb.h"
#include "device/device_cold.hpp"
#include "device_trezor/device_trezor.hpp"
#include "net/socks_connect.h"
extern "C"
{
#include "crypto/keccak.h"
#include "crypto/crypto-ops.h"
}
using namespace std;
using namespace crypto;
using namespace cryptonote;
#undef MONERO_DEFAULT_LOG_CATEGORY
#define MONERO_DEFAULT_LOG_CATEGORY "wallet.wallet2"
// used to choose when to stop adding outputs to a tx
#define APPROXIMATE_INPUT_BYTES 80
// used to target a given block weight (additional outputs may be added on top to build fee)
#define TX_WEIGHT_TARGET(bytes) (bytes*2/3)
#define UNSIGNED_TX_PREFIX "Monero unsigned tx set\005"
#define SIGNED_TX_PREFIX "Monero signed tx set\005"
#define MULTISIG_UNSIGNED_TX_PREFIX "Monero multisig unsigned tx set\001"
#define RECENT_OUTPUT_RATIO (0.5) // 50% of outputs are from the recent zone
#define RECENT_OUTPUT_DAYS (1.8) // last 1.8 day makes up the recent zone (taken from monerolink.pdf, Miller et al)
#define RECENT_OUTPUT_ZONE ((time_t)(RECENT_OUTPUT_DAYS * 86400))
#define RECENT_OUTPUT_BLOCKS (RECENT_OUTPUT_DAYS * 720)
#define FEE_ESTIMATE_GRACE_BLOCKS 10 // estimate fee valid for that many blocks
#define SECOND_OUTPUT_RELATEDNESS_THRESHOLD 0.0f
#define SUBADDRESS_LOOKAHEAD_MAJOR 50
#define SUBADDRESS_LOOKAHEAD_MINOR 200
#define KEY_IMAGE_EXPORT_FILE_MAGIC "Monero key image export\003"
#define MULTISIG_EXPORT_FILE_MAGIC "Monero multisig export\001"
#define OUTPUT_EXPORT_FILE_MAGIC "Monero output export\004"
#define SEGREGATION_FORK_HEIGHT 99999999
#define TESTNET_SEGREGATION_FORK_HEIGHT 99999999
#define STAGENET_SEGREGATION_FORK_HEIGHT 99999999
#define SEGREGATION_FORK_VICINITY 1500 /* blocks */
#define FIRST_REFRESH_GRANULARITY 1024
#define GAMMA_SHAPE 19.28
#define GAMMA_SCALE (1/1.61)
#define DEFAULT_MIN_OUTPUT_COUNT 5
#define DEFAULT_MIN_OUTPUT_VALUE (2*COIN)
#define DEFAULT_INACTIVITY_LOCK_TIMEOUT 90 // a minute and a half
#define IGNORE_LONG_PAYMENT_ID_FROM_BLOCK_VERSION 12
#define DEFAULT_UNLOCK_TIME (CRYPTONOTE_DEFAULT_TX_SPENDABLE_AGE * DIFFICULTY_TARGET_V2)
#define RECENT_SPEND_WINDOW (15 * DIFFICULTY_TARGET_V2)
static const std::string MULTISIG_SIGNATURE_MAGIC = "SigMultisigPkV1";
static const std::string ASCII_OUTPUT_MAGIC = "MoneroAsciiDataV1";
boost::mutex tools::wallet2::default_daemon_address_lock;
std::string tools::wallet2::default_daemon_address = "";
namespace
{
std::string get_default_ringdb_path()
{
boost::filesystem::path dir = tools::get_default_data_dir();
// remove .bitmonero, replace with .shared-ringdb
dir = dir.remove_filename();
dir /= ".shared-ringdb";
return dir.string();
}
bool keys_intersect(const std::unordered_set<crypto::public_key>& s1, const std::unordered_set<crypto::public_key>& s2)
{
if (s1.empty() || s2.empty())
return false;
for (const auto& e: s1)
{
if (s2.find(e) != s2.end())
return true;
}
return false;
}
void add_reason(std::string &reasons, const char *reason)
{
if (!reasons.empty())
reasons += ", ";
reasons += reason;
}
std::string get_text_reason(const cryptonote::COMMAND_RPC_SEND_RAW_TX::response &res)
{
std::string reason;
if (res.low_mixin)
add_reason(reason, "bad ring size");
if (res.double_spend)
add_reason(reason, "double spend");
if (res.invalid_input)
add_reason(reason, "invalid input");
if (res.invalid_output)
add_reason(reason, "invalid output");
if (res.too_few_outputs)
add_reason(reason, "too few outputs");
if (res.too_big)
add_reason(reason, "too big");
if (res.overspend)
add_reason(reason, "overspend");
if (res.fee_too_low)
add_reason(reason, "fee too low");
if (res.sanity_check_failed)
add_reason(reason, "tx sanity check failed");
if (res.not_relayed)
add_reason(reason, "tx was not relayed");
return reason;
}
size_t get_num_outputs(const std::vector<cryptonote::tx_destination_entry> &dsts, const std::vector<tools::wallet2::transfer_details> &transfers, const std::vector<size_t> &selected_transfers)
{
size_t outputs = dsts.size();
uint64_t needed_money = 0;
for (const auto& dt: dsts)
needed_money += dt.amount;
uint64_t found_money = 0;
for(size_t idx: selected_transfers)
found_money += transfers[idx].amount();
if (found_money != needed_money)
++outputs; // change
if (outputs < 2)
++outputs; // extra 0 dummy output
return outputs;
}
}
namespace
{
// Create on-demand to prevent static initialization order fiasco issues.
struct options {
const command_line::arg_descriptor<std::string> daemon_address = {"daemon-address", tools::wallet2::tr("Use daemon instance at <host>:<port>"), ""};
const command_line::arg_descriptor<std::string> daemon_host = {"daemon-host", tools::wallet2::tr("Use daemon instance at host <arg> instead of localhost"), ""};
const command_line::arg_descriptor<std::string> proxy = {"proxy", tools::wallet2::tr("[<ip>:]<port> socks proxy to use for daemon connections"), {}, true};
const command_line::arg_descriptor<bool> trusted_daemon = {"trusted-daemon", tools::wallet2::tr("Enable commands which rely on a trusted daemon"), false};
const command_line::arg_descriptor<bool> untrusted_daemon = {"untrusted-daemon", tools::wallet2::tr("Disable commands which rely on a trusted daemon"), false};
const command_line::arg_descriptor<std::string> password = {"password", tools::wallet2::tr("Wallet password (escape/quote as needed)"), "", true};
const command_line::arg_descriptor<std::string> password_file = wallet_args::arg_password_file();
const command_line::arg_descriptor<int> daemon_port = {"daemon-port", tools::wallet2::tr("Use daemon instance at port <arg> instead of 18081"), 0};
const command_line::arg_descriptor<std::string> daemon_login = {"daemon-login", tools::wallet2::tr("Specify username[:password] for daemon RPC client"), "", true};
const command_line::arg_descriptor<std::string> daemon_ssl = {"daemon-ssl", tools::wallet2::tr("Enable SSL on daemon RPC connections: enabled|disabled|autodetect"), "autodetect"};
const command_line::arg_descriptor<std::string> daemon_ssl_private_key = {"daemon-ssl-private-key", tools::wallet2::tr("Path to a PEM format private key"), ""};
const command_line::arg_descriptor<std::string> daemon_ssl_certificate = {"daemon-ssl-certificate", tools::wallet2::tr("Path to a PEM format certificate"), ""};
const command_line::arg_descriptor<std::string> daemon_ssl_ca_certificates = {"daemon-ssl-ca-certificates", tools::wallet2::tr("Path to file containing concatenated PEM format certificate(s) to replace system CA(s).")};
const command_line::arg_descriptor<std::vector<std::string>> daemon_ssl_allowed_fingerprints = {"daemon-ssl-allowed-fingerprints", tools::wallet2::tr("List of valid fingerprints of allowed RPC servers")};
const command_line::arg_descriptor<bool> daemon_ssl_allow_any_cert = {"daemon-ssl-allow-any-cert", tools::wallet2::tr("Allow any SSL certificate from the daemon"), false};
const command_line::arg_descriptor<bool> daemon_ssl_allow_chained = {"daemon-ssl-allow-chained", tools::wallet2::tr("Allow user (via --daemon-ssl-ca-certificates) chain certificates"), false};
const command_line::arg_descriptor<bool> testnet = {"testnet", tools::wallet2::tr("For testnet. Daemon must also be launched with --testnet flag"), false};
const command_line::arg_descriptor<bool> stagenet = {"stagenet", tools::wallet2::tr("For stagenet. Daemon must also be launched with --stagenet flag"), false};
const command_line::arg_descriptor<std::string, false, true, 2> shared_ringdb_dir = {
"shared-ringdb-dir", tools::wallet2::tr("Set shared ring database path"),
get_default_ringdb_path(),
{{ &testnet, &stagenet }},
[](std::array<bool, 2> testnet_stagenet, bool defaulted, std::string val)->std::string {
if (testnet_stagenet[0])
return (boost::filesystem::path(val) / "testnet").string();
else if (testnet_stagenet[1])
return (boost::filesystem::path(val) / "stagenet").string();
return val;
}
};
const command_line::arg_descriptor<uint64_t> kdf_rounds = {"kdf-rounds", tools::wallet2::tr("Number of rounds for the key derivation function"), 1};
const command_line::arg_descriptor<std::string> hw_device = {"hw-device", tools::wallet2::tr("HW device to use"), ""};
const command_line::arg_descriptor<std::string> hw_device_derivation_path = {"hw-device-deriv-path", tools::wallet2::tr("HW device wallet derivation path (e.g., SLIP-10)"), ""};
const command_line::arg_descriptor<std::string> tx_notify = { "tx-notify" , "Run a program for each new incoming transaction, '%s' will be replaced by the transaction hash" , "" };
const command_line::arg_descriptor<bool> no_dns = {"no-dns", tools::wallet2::tr("Do not use DNS"), false};
const command_line::arg_descriptor<bool> offline = {"offline", tools::wallet2::tr("Do not connect to a daemon, nor use DNS"), false};
const command_line::arg_descriptor<std::string> extra_entropy = {"extra-entropy", tools::wallet2::tr("File containing extra entropy to initialize the PRNG (any data, aim for 256 bits of entropy to be useful, which typically means more than 256 bits of data)")};
const command_line::arg_descriptor<bool> allow_mismatched_daemon_version = {"allow-mismatched-daemon-version", tools::wallet2::tr("Allow communicating with a daemon that uses a different version"), false};
};
void do_prepare_file_names(const std::string& file_path, std::string& keys_file, std::string& wallet_file, std::string &mms_file)
{
keys_file = file_path;
wallet_file = file_path;
if(string_tools::get_extension(keys_file) == "keys")
{//provided keys file name
wallet_file = string_tools::cut_off_extension(wallet_file);
}else
{//provided wallet file name
keys_file += ".keys";
}
mms_file = file_path + ".mms";
}
uint64_t calculate_fee(uint64_t fee_per_kb, size_t bytes)
{
uint64_t kB = (bytes + 1023) / 1024;
return kB * fee_per_kb;
}
uint64_t calculate_fee_from_weight(uint64_t base_fee, uint64_t weight, uint64_t fee_quantization_mask)
{
uint64_t fee = weight * base_fee;
fee = (fee + fee_quantization_mask - 1) / fee_quantization_mask * fee_quantization_mask;
return fee;
}
std::string get_weight_string(size_t weight)
{
return std::to_string(weight) + " weight";
}
std::string get_weight_string(const cryptonote::transaction &tx, size_t blob_size)
{
return get_weight_string(get_transaction_weight(tx, blob_size));
}
std::unique_ptr<tools::wallet2> make_basic(const boost::program_options::variables_map& vm, bool unattended, const options& opts, const std::function<boost::optional<tools::password_container>(const char *, bool)> &password_prompter)
{
const bool testnet = command_line::get_arg(vm, opts.testnet);
const bool stagenet = command_line::get_arg(vm, opts.stagenet);
const network_type nettype = testnet ? TESTNET : stagenet ? STAGENET : MAINNET;
const uint64_t kdf_rounds = command_line::get_arg(vm, opts.kdf_rounds);
THROW_WALLET_EXCEPTION_IF(kdf_rounds == 0, tools::error::wallet_internal_error, "KDF rounds must not be 0");
const bool use_proxy = command_line::has_arg(vm, opts.proxy);
auto daemon_address = command_line::get_arg(vm, opts.daemon_address);
auto daemon_host = command_line::get_arg(vm, opts.daemon_host);
auto daemon_port = command_line::get_arg(vm, opts.daemon_port);
auto device_name = command_line::get_arg(vm, opts.hw_device);
auto device_derivation_path = command_line::get_arg(vm, opts.hw_device_derivation_path);
auto daemon_ssl_private_key = command_line::get_arg(vm, opts.daemon_ssl_private_key);
auto daemon_ssl_certificate = command_line::get_arg(vm, opts.daemon_ssl_certificate);
auto daemon_ssl_ca_file = command_line::get_arg(vm, opts.daemon_ssl_ca_certificates);
auto daemon_ssl_allowed_fingerprints = command_line::get_arg(vm, opts.daemon_ssl_allowed_fingerprints);
auto daemon_ssl_allow_any_cert = command_line::get_arg(vm, opts.daemon_ssl_allow_any_cert);
auto daemon_ssl = command_line::get_arg(vm, opts.daemon_ssl);
// user specified CA file or fingeprints implies enabled SSL by default
epee::net_utils::ssl_options_t ssl_options = epee::net_utils::ssl_support_t::e_ssl_support_enabled;
if (daemon_ssl_allow_any_cert)
ssl_options.verification = epee::net_utils::ssl_verification_t::none;
else if (!daemon_ssl_ca_file.empty() || !daemon_ssl_allowed_fingerprints.empty())
{
std::vector<std::vector<uint8_t>> ssl_allowed_fingerprints{ daemon_ssl_allowed_fingerprints.size() };
std::transform(daemon_ssl_allowed_fingerprints.begin(), daemon_ssl_allowed_fingerprints.end(), ssl_allowed_fingerprints.begin(), epee::from_hex_locale::to_vector);
for (const auto &fpr: ssl_allowed_fingerprints)
{
THROW_WALLET_EXCEPTION_IF(fpr.size() != SSL_FINGERPRINT_SIZE, tools::error::wallet_internal_error,
"SHA-256 fingerprint should be " BOOST_PP_STRINGIZE(SSL_FINGERPRINT_SIZE) " bytes long.");
}
ssl_options = epee::net_utils::ssl_options_t{
std::move(ssl_allowed_fingerprints), std::move(daemon_ssl_ca_file)
};
if (command_line::get_arg(vm, opts.daemon_ssl_allow_chained))
ssl_options.verification = epee::net_utils::ssl_verification_t::user_ca;
}
if (ssl_options.verification != epee::net_utils::ssl_verification_t::user_certificates || !command_line::is_arg_defaulted(vm, opts.daemon_ssl))
{
THROW_WALLET_EXCEPTION_IF(!epee::net_utils::ssl_support_from_string(ssl_options.support, daemon_ssl), tools::error::wallet_internal_error,
tools::wallet2::tr("Invalid argument for ") + std::string(opts.daemon_ssl.name));
}
ssl_options.auth = epee::net_utils::ssl_authentication_t{
std::move(daemon_ssl_private_key), std::move(daemon_ssl_certificate)
};
THROW_WALLET_EXCEPTION_IF(!daemon_address.empty() && !daemon_host.empty() && 0 != daemon_port,
tools::error::wallet_internal_error, tools::wallet2::tr("can't specify daemon host or port more than once"));
boost::optional<epee::net_utils::http::login> login{};
if (command_line::has_arg(vm, opts.daemon_login))
{
auto parsed = tools::login::parse(
command_line::get_arg(vm, opts.daemon_login), false, [password_prompter](bool verify) {
if (!password_prompter)
{
MERROR("Password needed without prompt function");
return boost::optional<tools::password_container>();
}
return password_prompter("Daemon client password", verify);
}
);
if (!parsed)
return nullptr;
login.emplace(std::move(parsed->username), std::move(parsed->password).password());
}
if (daemon_host.empty())
daemon_host = "localhost";
if (!daemon_port)
{
daemon_port = get_config(nettype).RPC_DEFAULT_PORT;
}
// if no daemon settings are given and we have a previous one, reuse that one
if (command_line::is_arg_defaulted(vm, opts.daemon_host) && command_line::is_arg_defaulted(vm, opts.daemon_port) && command_line::is_arg_defaulted(vm, opts.daemon_address))
{
// not a bug: taking a const ref to a temporary in this way is actually ok in a recent C++ standard
const std::string &def = tools::wallet2::get_default_daemon_address();
if (!def.empty())
daemon_address = def;
}
if (daemon_address.empty())
daemon_address = std::string("http://") + daemon_host + ":" + std::to_string(daemon_port);
{
const boost::string_ref real_daemon = boost::string_ref{daemon_address}.substr(0, daemon_address.rfind(':'));
/* If SSL or proxy is enabled, then a specific cert, CA or fingerprint must
be specified. This is specific to the wallet. */
const bool verification_required =
ssl_options.verification != epee::net_utils::ssl_verification_t::none &&
(ssl_options.support == epee::net_utils::ssl_support_t::e_ssl_support_enabled || use_proxy);
THROW_WALLET_EXCEPTION_IF(
verification_required && !ssl_options.has_strong_verification(real_daemon),
tools::error::wallet_internal_error,
tools::wallet2::tr("Enabling --") + std::string{use_proxy ? opts.proxy.name : opts.daemon_ssl.name} + tools::wallet2::tr(" requires --") +
opts.daemon_ssl_allow_any_cert.name + tools::wallet2::tr(" or --") +
opts.daemon_ssl_ca_certificates.name + tools::wallet2::tr(" or --") + opts.daemon_ssl_allowed_fingerprints.name + tools::wallet2::tr(" or use of a .onion/.i2p domain")
);
}
std::string proxy;
if (use_proxy)
{
proxy = command_line::get_arg(vm, opts.proxy);
THROW_WALLET_EXCEPTION_IF(
!net::get_tcp_endpoint(proxy),
tools::error::wallet_internal_error,
std::string{"Invalid address specified for --"} + opts.proxy.name);
}
boost::optional<bool> trusted_daemon;
if (!command_line::is_arg_defaulted(vm, opts.trusted_daemon) || !command_line::is_arg_defaulted(vm, opts.untrusted_daemon))
trusted_daemon = command_line::get_arg(vm, opts.trusted_daemon) && !command_line::get_arg(vm, opts.untrusted_daemon);
THROW_WALLET_EXCEPTION_IF(!command_line::is_arg_defaulted(vm, opts.trusted_daemon) && !command_line::is_arg_defaulted(vm, opts.untrusted_daemon),
tools::error::wallet_internal_error, tools::wallet2::tr("--trusted-daemon and --untrusted-daemon are both seen, assuming untrusted"));
// set --trusted-daemon if local and not overridden
if (!trusted_daemon)
{
try
{
trusted_daemon = false;
if (tools::is_local_address(daemon_address))
{
MINFO(tools::wallet2::tr("Daemon is local, assuming trusted"));
trusted_daemon = true;
}
}
catch (const std::exception &e) { }
}
std::unique_ptr<tools::wallet2> wallet(new tools::wallet2(nettype, kdf_rounds, unattended));
if (!wallet->init(std::move(daemon_address), std::move(login), std::move(proxy), 0, *trusted_daemon, std::move(ssl_options)))
{
THROW_WALLET_EXCEPTION(tools::error::wallet_internal_error, tools::wallet2::tr("failed to initialize the wallet"));
}
boost::filesystem::path ringdb_path = command_line::get_arg(vm, opts.shared_ringdb_dir);
wallet->set_ring_database(ringdb_path.string());
wallet->get_message_store().set_options(vm);
wallet->device_name(device_name);
wallet->device_derivation_path(device_derivation_path);
if (command_line::get_arg(vm, opts.no_dns))
wallet->enable_dns(false);
if (command_line::get_arg(vm, opts.offline))
wallet->set_offline();
const std::string extra_entropy = command_line::get_arg(vm, opts.extra_entropy);
if (!extra_entropy.empty())
{
std::string data;
THROW_WALLET_EXCEPTION_IF(!epee::file_io_utils::load_file_to_string(extra_entropy, data),
tools::error::wallet_internal_error, "Failed to load extra entropy from " + extra_entropy);
add_extra_entropy_thread_safe(data.data(), data.size());
}
if (command_line::has_arg(vm, opts.allow_mismatched_daemon_version))
wallet->allow_mismatched_daemon_version(true);
try
{
if (!command_line::is_arg_defaulted(vm, opts.tx_notify))
wallet->set_tx_notify(std::shared_ptr<tools::Notify>(new tools::Notify(command_line::get_arg(vm, opts.tx_notify).c_str())));
}
catch (const std::exception &e)
{
MERROR("Failed to parse tx notify spec: " << e.what());
}
return wallet;
}
boost::optional<tools::password_container> get_password(const boost::program_options::variables_map& vm, const options& opts, const std::function<boost::optional<tools::password_container>(const char*, bool)> &password_prompter, const bool verify)
{
if (command_line::has_arg(vm, opts.password) && !command_line::is_arg_defaulted(vm, opts.password_file))
{
THROW_WALLET_EXCEPTION(tools::error::wallet_internal_error, tools::wallet2::tr("can't specify more than one of --password and --password-file"));
}
if (command_line::has_arg(vm, opts.password))
{
return tools::password_container{command_line::get_arg(vm, opts.password)};
}
if (!command_line::is_arg_defaulted(vm, opts.password_file))
{
std::string password;
const auto password_file = command_line::get_arg(vm, opts.password_file);
bool r = epee::file_io_utils::load_file_to_string(password_file,
password);
THROW_WALLET_EXCEPTION_IF(!r, tools::error::wallet_internal_error, tools::wallet2::tr("the password file specified could not be read"));
// Remove line breaks the user might have inserted
boost::trim_right_if(password, boost::is_any_of("\r\n"));
return {tools::password_container{std::move(password)}};
}
THROW_WALLET_EXCEPTION_IF(!password_prompter, tools::error::wallet_internal_error, tools::wallet2::tr("no password specified; use --prompt-for-password to prompt for a password"));
return password_prompter(verify ? tools::wallet2::tr("Enter a new password for the wallet") : tools::wallet2::tr("Wallet password"), verify);
}
std::pair<std::unique_ptr<tools::wallet2>, tools::password_container> generate_from_json(const std::string& json_file, const boost::program_options::variables_map& vm, bool unattended, const options& opts, const std::function<boost::optional<tools::password_container>(const char *, bool)> &password_prompter)
{
const bool testnet = command_line::get_arg(vm, opts.testnet);
const bool stagenet = command_line::get_arg(vm, opts.stagenet);
const network_type nettype = testnet ? TESTNET : stagenet ? STAGENET : MAINNET;
/* GET_FIELD_FROM_JSON_RETURN_ON_ERROR Is a generic macro that can return
false. Gcc will coerce this into unique_ptr(nullptr), but clang correctly
fails. This large wrapper is for the use of that macro */
std::unique_ptr<tools::wallet2> wallet;
epee::wipeable_string password;
const auto do_generate = [&]() -> bool {
std::string buf;
if (!epee::file_io_utils::load_file_to_string(json_file, buf)) {
THROW_WALLET_EXCEPTION(tools::error::wallet_internal_error, std::string(tools::wallet2::tr("Failed to load file ")) + json_file);
return false;
}
rapidjson::Document json;
if (json.Parse(buf.c_str()).HasParseError()) {
THROW_WALLET_EXCEPTION(tools::error::wallet_internal_error, tools::wallet2::tr("Failed to parse JSON"));
return false;
}
GET_FIELD_FROM_JSON_RETURN_ON_ERROR(json, version, unsigned, Uint, true, 0);
const int current_version = 1;
THROW_WALLET_EXCEPTION_IF(field_version > current_version, tools::error::wallet_internal_error,
((boost::format(tools::wallet2::tr("Version %u too new, we can only grok up to %u")) % field_version % current_version)).str());
GET_FIELD_FROM_JSON_RETURN_ON_ERROR(json, filename, std::string, String, true, std::string());
GET_FIELD_FROM_JSON_RETURN_ON_ERROR(json, scan_from_height, uint64_t, Uint64, false, 0);
const bool recover = true;
GET_FIELD_FROM_JSON_RETURN_ON_ERROR(json, password, std::string, String, false, std::string());
GET_FIELD_FROM_JSON_RETURN_ON_ERROR(json, viewkey, std::string, String, false, std::string());
crypto::secret_key viewkey;
if (field_viewkey_found)
{
cryptonote::blobdata viewkey_data;
if(!epee::string_tools::parse_hexstr_to_binbuff(field_viewkey, viewkey_data) || viewkey_data.size() != sizeof(crypto::secret_key))
{
THROW_WALLET_EXCEPTION(tools::error::wallet_internal_error, tools::wallet2::tr("failed to parse view key secret key"));
}
viewkey = *reinterpret_cast<const crypto::secret_key*>(viewkey_data.data());
crypto::public_key pkey;
if (viewkey == crypto::null_skey)
THROW_WALLET_EXCEPTION(tools::error::wallet_internal_error, tools::wallet2::tr("view secret key may not be all zeroes"));
if (!crypto::secret_key_to_public_key(viewkey, pkey)) {
THROW_WALLET_EXCEPTION(tools::error::wallet_internal_error, tools::wallet2::tr("failed to verify view key secret key"));
}
}
GET_FIELD_FROM_JSON_RETURN_ON_ERROR(json, spendkey, std::string, String, false, std::string());
crypto::secret_key spendkey;
if (field_spendkey_found)
{
cryptonote::blobdata spendkey_data;
if(!epee::string_tools::parse_hexstr_to_binbuff(field_spendkey, spendkey_data) || spendkey_data.size() != sizeof(crypto::secret_key))
{
THROW_WALLET_EXCEPTION(tools::error::wallet_internal_error, tools::wallet2::tr("failed to parse spend key secret key"));
}
spendkey = *reinterpret_cast<const crypto::secret_key*>(spendkey_data.data());
crypto::public_key pkey;
if (spendkey == crypto::null_skey)
THROW_WALLET_EXCEPTION(tools::error::wallet_internal_error, tools::wallet2::tr("spend secret key may not be all zeroes"));
if (!crypto::secret_key_to_public_key(spendkey, pkey)) {
THROW_WALLET_EXCEPTION(tools::error::wallet_internal_error, tools::wallet2::tr("failed to verify spend key secret key"));
}
}
GET_FIELD_FROM_JSON_RETURN_ON_ERROR(json, seed, std::string, String, false, std::string());
std::string old_language;
crypto::secret_key recovery_key;
bool restore_deterministic_wallet = false;
if (field_seed_found)
{
if (!crypto::ElectrumWords::words_to_bytes(field_seed, recovery_key, old_language))
{
THROW_WALLET_EXCEPTION(tools::error::wallet_internal_error, tools::wallet2::tr("Electrum-style word list failed verification"));
}
restore_deterministic_wallet = true;
GET_FIELD_FROM_JSON_RETURN_ON_ERROR(json, seed_passphrase, std::string, String, false, std::string());
if (field_seed_passphrase_found)
{
if (!field_seed_passphrase.empty())
recovery_key = cryptonote::decrypt_key(recovery_key, field_seed_passphrase);
}
}
GET_FIELD_FROM_JSON_RETURN_ON_ERROR(json, address, std::string, String, false, std::string());
GET_FIELD_FROM_JSON_RETURN_ON_ERROR(json, create_address_file, int, Int, false, false);
bool create_address_file = field_create_address_file;
// compatibility checks
if (!field_seed_found && !field_viewkey_found && !field_spendkey_found)
{
THROW_WALLET_EXCEPTION(tools::error::wallet_internal_error, tools::wallet2::tr("At least one of either an Electrum-style word list, private view key, or private spend key must be specified"));
}
if (field_seed_found && (field_viewkey_found || field_spendkey_found))
{
THROW_WALLET_EXCEPTION(tools::error::wallet_internal_error, tools::wallet2::tr("Both Electrum-style word list and private key(s) specified"));
}
// if an address was given, we check keys against it, and deduce the spend
// public key if it was not given
if (field_address_found)
{
cryptonote::address_parse_info info;
if(!get_account_address_from_str(info, nettype, field_address))
{
THROW_WALLET_EXCEPTION(tools::error::wallet_internal_error, tools::wallet2::tr("invalid address"));
}
if (field_viewkey_found)
{
crypto::public_key pkey;
if (!crypto::secret_key_to_public_key(viewkey, pkey)) {
THROW_WALLET_EXCEPTION(tools::error::wallet_internal_error, tools::wallet2::tr("failed to verify view key secret key"));
}
if (info.address.m_view_public_key != pkey) {
THROW_WALLET_EXCEPTION(tools::error::wallet_internal_error, tools::wallet2::tr("view key does not match standard address"));
}
}
if (field_spendkey_found)
{
crypto::public_key pkey;
if (!crypto::secret_key_to_public_key(spendkey, pkey)) {
THROW_WALLET_EXCEPTION(tools::error::wallet_internal_error, tools::wallet2::tr("failed to verify spend key secret key"));
}
if (info.address.m_spend_public_key != pkey) {
THROW_WALLET_EXCEPTION(tools::error::wallet_internal_error, tools::wallet2::tr("spend key does not match standard address"));
}
}
}
const bool deprecated_wallet = restore_deterministic_wallet && ((old_language == crypto::ElectrumWords::old_language_name) ||
crypto::ElectrumWords::get_is_old_style_seed(field_seed));
THROW_WALLET_EXCEPTION_IF(deprecated_wallet, tools::error::wallet_internal_error,
tools::wallet2::tr("Cannot generate deprecated wallets from JSON"));
wallet.reset(make_basic(vm, unattended, opts, password_prompter).release());
wallet->set_refresh_from_block_height(field_scan_from_height);
wallet->explicit_refresh_from_block_height(field_scan_from_height_found);
if (!old_language.empty())
wallet->set_seed_language(old_language);
try
{
if (!field_seed.empty())
{
wallet->generate(field_filename, field_password, recovery_key, recover, false, create_address_file);
password = field_password;
}
else if (field_viewkey.empty() && !field_spendkey.empty())
{
wallet->generate(field_filename, field_password, spendkey, recover, false, create_address_file);
password = field_password;
}
else
{
cryptonote::account_public_address address;
if (!crypto::secret_key_to_public_key(viewkey, address.m_view_public_key)) {
THROW_WALLET_EXCEPTION(tools::error::wallet_internal_error, tools::wallet2::tr("failed to verify view key secret key"));
}
if (field_spendkey.empty())
{
// if we have an address but no spend key, we can deduce the spend public key
// from the address
if (field_address_found)
{
cryptonote::address_parse_info info;
if(!get_account_address_from_str(info, nettype, field_address))
{
THROW_WALLET_EXCEPTION(tools::error::wallet_internal_error, std::string(tools::wallet2::tr("failed to parse address: ")) + field_address);
}
address.m_spend_public_key = info.address.m_spend_public_key;
}
else
{
THROW_WALLET_EXCEPTION(tools::error::wallet_internal_error, tools::wallet2::tr("Address must be specified in order to create watch-only wallet"));
}
wallet->generate(field_filename, field_password, address, viewkey, create_address_file);
password = field_password;
}
else
{
if (!crypto::secret_key_to_public_key(spendkey, address.m_spend_public_key)) {
THROW_WALLET_EXCEPTION(tools::error::wallet_internal_error, tools::wallet2::tr("failed to verify spend key secret key"));
}
wallet->generate(field_filename, field_password, address, spendkey, viewkey, create_address_file);
password = field_password;
}
}
}
catch (const std::exception& e)
{
THROW_WALLET_EXCEPTION(tools::error::wallet_internal_error, std::string(tools::wallet2::tr("failed to generate new wallet: ")) + e.what());
}
return true;
};
if (do_generate())
{
return {std::move(wallet), tools::password_container(password)};
}
return {nullptr, tools::password_container{}};
}
std::string strjoin(const std::vector<size_t> &V, const char *sep)
{
std::stringstream ss;
bool first = true;
for (const auto &v: V)
{
if (!first)
ss << sep;
ss << std::to_string(v);
first = false;
}
return ss.str();
}
static bool emplace_or_replace(std::unordered_multimap<crypto::hash, tools::wallet2::pool_payment_details> &container,
const crypto::hash &key, const tools::wallet2::pool_payment_details &pd)
{
auto range = container.equal_range(key);
for (auto i = range.first; i != range.second; ++i)
{
if (i->second.m_pd.m_tx_hash == pd.m_pd.m_tx_hash && i->second.m_pd.m_subaddr_index == pd.m_pd.m_subaddr_index)
{
i->second = pd;
return false;
}
}
container.emplace(key, pd);
return true;
}
void drop_from_short_history(std::list<crypto::hash> &short_chain_history, size_t N)
{
std::list<crypto::hash>::iterator right;
// drop early N off, skipping the genesis block
if (short_chain_history.size() > N) {
right = short_chain_history.end();
std::advance(right,-1);
std::list<crypto::hash>::iterator left = right;
std::advance(left, -N);
short_chain_history.erase(left, right);
}
}
size_t estimate_rct_tx_size(int n_inputs, int mixin, int n_outputs, size_t extra_size, bool bulletproof, bool clsag, bool bulletproof_plus, bool use_view_tags)
{
size_t size = 0;
// tx prefix
// first few bytes
size += 1 + 6;
// vin
size += n_inputs * (1+6+(mixin+1)*2+32);
// vout
size += n_outputs * (6+32);
// extra
size += extra_size;
// rct signatures
// type
size += 1;
// rangeSigs
if (bulletproof || bulletproof_plus)
{
size_t log_padded_outputs = 0;
while ((1<<log_padded_outputs) < n_outputs)
++log_padded_outputs;
size += (2 * (6 + log_padded_outputs) + (bulletproof_plus ? 6 : (4 + 5))) * 32 + 3;
}
else
size += (2*64*32+32+64*32) * n_outputs;
// MGs/CLSAGs
if (clsag)
size += n_inputs * (32 * (mixin+1) + 64);
else
size += n_inputs * (64 * (mixin+1) + 32);
if (use_view_tags)
size += n_outputs * sizeof(crypto::view_tag);
// mixRing - not serialized, can be reconstructed
/* size += 2 * 32 * (mixin+1) * n_inputs; */
// pseudoOuts
size += 32 * n_inputs;
// ecdhInfo
size += 8 * n_outputs;
// outPk - only commitment is saved
size += 32 * n_outputs;
// txnFee
size += 4;
LOG_PRINT_L2("estimated " << (bulletproof_plus ? "bulletproof plus" : bulletproof ? "bulletproof" : "borromean") << " rct tx size for " << n_inputs << " inputs with ring size " << (mixin+1) << " and " << n_outputs << " outputs: " << size << " (" << ((32 * n_inputs/*+1*/) + 2 * 32 * (mixin+1) * n_inputs + 32 * n_outputs) << " saved)");
return size;
}
size_t estimate_tx_size(bool use_rct, int n_inputs, int mixin, int n_outputs, size_t extra_size, bool bulletproof, bool clsag, bool bulletproof_plus, bool use_view_tags)
{
if (use_rct)
return estimate_rct_tx_size(n_inputs, mixin, n_outputs, extra_size, bulletproof, clsag, bulletproof_plus, use_view_tags);
else
return n_inputs * (mixin+1) * APPROXIMATE_INPUT_BYTES + extra_size + (use_view_tags ? (n_outputs * sizeof(crypto::view_tag)) : 0);
}
uint64_t estimate_tx_weight(bool use_rct, int n_inputs, int mixin, int n_outputs, size_t extra_size, bool bulletproof, bool clsag, bool bulletproof_plus, bool use_view_tags)
{
size_t size = estimate_tx_size(use_rct, n_inputs, mixin, n_outputs, extra_size, bulletproof, clsag, bulletproof_plus, use_view_tags);
if (use_rct && (bulletproof || bulletproof_plus) && n_outputs > 2)
{
const uint64_t bp_base = (32 * ((bulletproof_plus ? 6 : 9) + 7 * 2)) / 2; // notional size of a 2 output proof, normalized to 1 proof (ie, divided by 2)
size_t log_padded_outputs = 2;
while ((1<<log_padded_outputs) < n_outputs)
++log_padded_outputs;
uint64_t nlr = 2 * (6 + log_padded_outputs);
const uint64_t bp_size = 32 * ((bulletproof_plus ? 6 : 9) + nlr);
const uint64_t bp_clawback = (bp_base * (1<<log_padded_outputs) - bp_size) * 4 / 5;
MDEBUG("clawback on size " << size << ": " << bp_clawback);
size += bp_clawback;
}
return size;
}
uint8_t get_bulletproof_fork()
{
return 8;
}
uint8_t get_bulletproof_plus_fork()
{
return HF_VERSION_BULLETPROOF_PLUS;
}
uint8_t get_clsag_fork()
{
return HF_VERSION_CLSAG;
}
uint8_t get_view_tag_fork()
{
return HF_VERSION_VIEW_TAGS;
}
uint64_t calculate_fee(bool use_per_byte_fee, const cryptonote::transaction &tx, size_t blob_size, uint64_t base_fee, uint64_t fee_quantization_mask)
{
if (use_per_byte_fee)
return calculate_fee_from_weight(base_fee, cryptonote::get_transaction_weight(tx, blob_size), fee_quantization_mask);
else
return calculate_fee(base_fee, blob_size);
}
bool get_short_payment_id(crypto::hash8 &payment_id8, const tools::wallet2::pending_tx &ptx, hw::device &hwdev)
{
std::vector<tx_extra_field> tx_extra_fields;
parse_tx_extra(ptx.tx.extra, tx_extra_fields); // ok if partially parsed
cryptonote::tx_extra_nonce extra_nonce;
if (find_tx_extra_field_by_type(tx_extra_fields, extra_nonce))
{
if(get_encrypted_payment_id_from_tx_extra_nonce(extra_nonce.nonce, payment_id8))
{
if (ptx.dests.empty())
{
MWARNING("Encrypted payment id found, but no destinations public key, cannot decrypt");
return false;
}
return hwdev.decrypt_payment_id(payment_id8, ptx.dests[0].addr.m_view_public_key, ptx.tx_key);
}
}
return false;
}
tools::wallet2::tx_construction_data get_construction_data_with_decrypted_short_payment_id(const tools::wallet2::pending_tx &ptx, hw::device &hwdev)
{
tools::wallet2::tx_construction_data construction_data = ptx.construction_data;
crypto::hash8 payment_id = null_hash8;
if (get_short_payment_id(payment_id, ptx, hwdev))
{
// Remove encrypted
remove_field_from_tx_extra(construction_data.extra, typeid(cryptonote::tx_extra_nonce));
// Add decrypted
std::string extra_nonce;
set_encrypted_payment_id_to_tx_extra_nonce(extra_nonce, payment_id);
THROW_WALLET_EXCEPTION_IF(!add_extra_nonce_to_tx_extra(construction_data.extra, extra_nonce),
tools::error::wallet_internal_error, "Failed to add decrypted payment id to tx extra");
LOG_PRINT_L1("Decrypted payment ID: " << payment_id);
}
return construction_data;
}
uint32_t get_subaddress_clamped_sum(uint32_t idx, uint32_t extra)
{
static constexpr uint32_t uint32_max = std::numeric_limits<uint32_t>::max();
if (idx > uint32_max - extra)
return uint32_max;
return idx + extra;
}
static void setup_shim(hw::wallet_shim * shim, tools::wallet2 * wallet)
{
shim->get_tx_pub_key_from_received_outs = std::bind(&tools::wallet2::get_tx_pub_key_from_received_outs, wallet, std::placeholders::_1);
}
bool get_pruned_tx(const cryptonote::COMMAND_RPC_GET_TRANSACTIONS::entry &entry, cryptonote::transaction &tx, crypto::hash &tx_hash)
{
cryptonote::blobdata bd;
// easy case if we have the whole tx
if (!entry.as_hex.empty() || (!entry.prunable_as_hex.empty() && !entry.pruned_as_hex.empty()))
{
CHECK_AND_ASSERT_MES(epee::string_tools::parse_hexstr_to_binbuff(entry.as_hex.empty() ? entry.pruned_as_hex + entry.prunable_as_hex : entry.as_hex, bd), false, "Failed to parse tx data");
CHECK_AND_ASSERT_MES(cryptonote::parse_and_validate_tx_from_blob(bd, tx), false, "Invalid tx data");
tx_hash = cryptonote::get_transaction_hash(tx);
// if the hash was given, check it matches
CHECK_AND_ASSERT_MES(entry.tx_hash.empty() || epee::string_tools::pod_to_hex(tx_hash) == entry.tx_hash, false,
"Response claims a different hash than the data yields");
return true;
}
// case of a pruned tx with its prunable data hash
if (!entry.pruned_as_hex.empty() && !entry.prunable_hash.empty())
{
crypto::hash ph;
CHECK_AND_ASSERT_MES(epee::string_tools::hex_to_pod(entry.prunable_hash, ph), false, "Failed to parse prunable hash");
CHECK_AND_ASSERT_MES(epee::string_tools::parse_hexstr_to_binbuff(entry.pruned_as_hex, bd), false, "Failed to parse pruned data");
CHECK_AND_ASSERT_MES(parse_and_validate_tx_base_from_blob(bd, tx), false, "Invalid base tx data");
// only v2 txes can calculate their txid after pruned
if (bd[0] > 1)
{
tx_hash = cryptonote::get_pruned_transaction_hash(tx, ph);
}
else
{
// for v1, we trust the dameon
CHECK_AND_ASSERT_MES(epee::string_tools::hex_to_pod(entry.tx_hash, tx_hash), false, "Failed to parse tx hash");
}
return true;
}
return false;
}
//-----------------------------------------------------------------
} //namespace
namespace tools
{
constexpr const std::chrono::seconds wallet2::rpc_timeout;
const char* wallet2::tr(const char* str) { return i18n_translate(str, "tools::wallet2"); }
gamma_picker::gamma_picker(const std::vector<uint64_t> &rct_offsets, double shape, double scale):
rct_offsets(rct_offsets)
{
gamma = std::gamma_distribution<double>(shape, scale);