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monero/tests/functional_tests/cold_signing.py
mj-xmr 5b4fea72cf Copyright: Update to 2023 
Co-authored-by: plowsof <plowsof@protonmail.com>
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2023-01-16 13:00:18 +01:00

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#!/usr/bin/env python3
# Copyright (c) 2019-2023, 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.
"""Test cold tx signing
"""
from __future__ import print_function
from framework.daemon import Daemon
from framework.wallet import Wallet
import random
SEED = 'velvet lymph giddy number token physics poetry unquoted nibs useful sabotage limits benches lifestyle eden nitrogen anvil fewest avoid batch vials washing fences goat unquoted'
STANDARD_ADDRESS = '42ey1afDFnn4886T7196doS9GPMzexD9gXpsZJDwVjeRVdFCSoHnv7KPbBeGpzJBzHRCAs9UxqeoyFQMYbqSWYTfJJQAWDm'
SUBADDRESS = '84QRUYawRNrU3NN1VpFRndSukeyEb3Xpv8qZjjsoJZnTYpDYceuUTpog13D7qPxpviS7J29bSgSkR11hFFoXWk2yNdsR9WF'
class ColdSigningTest():
def run_test(self):
self.reset()
self.create(0)
self.mine()
for piecemeal_output_export in [False, True]:
self.transfer(piecemeal_output_export)
for piecemeal_output_export in [False, True]:
self.self_transfer_to_subaddress(piecemeal_output_export)
self.transfer_after_empty_export_import()
def reset(self):
print('Resetting blockchain')
daemon = Daemon()
res = daemon.get_height()
daemon.pop_blocks(res.height - 1)
daemon.flush_txpool()
def create(self, idx):
print('Creating hot and cold wallet')
self.hot_wallet = Wallet(idx = 0)
# close the wallet if any, will throw if none is loaded
try: self.hot_wallet.close_wallet()
except: pass
self.cold_wallet = Wallet(idx = 5)
# close the wallet if any, will throw if none is loaded
try: self.cold_wallet.close_wallet()
except: pass
res = self.cold_wallet.restore_deterministic_wallet(seed = SEED)
spend_key = self.cold_wallet.query_key("spend_key").key
view_key = self.cold_wallet.query_key("view_key").key
res = self.hot_wallet.generate_from_keys(viewkey = view_key, address = STANDARD_ADDRESS)
ok = False
try: res = self.hot_wallet.query_key("spend_key")
except: ok = True
assert ok
ok = False
try: self.hot_wallet.query_key("mnemonic")
except: ok = True
assert ok
assert self.cold_wallet.query_key("view_key").key == view_key
assert self.cold_wallet.get_address().address == self.hot_wallet.get_address().address
assert self.cold_wallet.get_address().address == STANDARD_ADDRESS
def mine(self):
print("Mining some blocks")
daemon = Daemon()
wallet = Wallet()
daemon.generateblocks(STANDARD_ADDRESS, 80)
wallet.refresh()
def export_import(self, piecemeal_output_export):
self.hot_wallet.refresh()
if piecemeal_output_export:
res = self.hot_wallet.incoming_transfers()
num_outputs = len(res.transfers)
done = [False] * num_outputs
while len([x for x in done if not done[x]]) > 0:
start = int(random.random() * num_outputs)
if start == num_outputs:
num_outputs -= 1
count = 1 + int(random.random() * 5)
res = self.hot_wallet.export_outputs(all = True, start = start, count = count)
# the hot wallet cannot import outputs
ok = False
try:
self.hot_wallet.import_outputs(res.outputs_data_hex)
except:
ok = True
assert ok
try:
self.cold_wallet.import_outputs(res.outputs_data_hex)
except Exception as e:
# this just means we selected later outputs first, without filling
# new outputs first
if 'Imported outputs omit more outputs that we know of' not in str(e):
raise
for i in range(start, start + count):
if i < len(done):
done[i] = True
else:
res = self.hot_wallet.export_outputs()
self.cold_wallet.import_outputs(res.outputs_data_hex)
res = self.cold_wallet.export_key_images(True)
self.hot_wallet.import_key_images(res.signed_key_images, offset = res.offset)
def create_tx(self, destination_addr, piecemeal_output_export):
daemon = Daemon()
dst = {'address': destination_addr, 'amount': 1000000000000}
self.export_import(piecemeal_output_export)
res = self.hot_wallet.transfer([dst], ring_size = 16, get_tx_key = False)
assert len(res.tx_hash) == 32*2
txid = res.tx_hash
assert len(res.tx_key) == 0
assert res.amount > 0
amount = res.amount
assert res.fee > 0
fee = res.fee
assert len(res.tx_blob) == 0
assert len(res.tx_metadata) == 0
assert len(res.multisig_txset) == 0
assert len(res.unsigned_txset) > 0
unsigned_txset = res.unsigned_txset
print('Signing transaction with cold wallet')
res = self.cold_wallet.describe_transfer(unsigned_txset = unsigned_txset)
assert len(res.desc) == 1
desc = res.desc[0]
assert desc.amount_in >= amount + fee
assert desc.amount_out == desc.amount_in - fee
assert desc.ring_size == 16
assert desc.unlock_time == 0
assert desc.payment_id in ['', '0000000000000000']
assert desc.change_amount == desc.amount_in - 1000000000000 - fee
assert desc.change_address == STANDARD_ADDRESS
assert desc.fee == fee
assert len(desc.recipients) == 1
rec = desc.recipients[0]
assert rec.address == destination_addr
assert rec.amount == 1000000000000
res = self.cold_wallet.sign_transfer(unsigned_txset)
assert len(res.signed_txset) > 0
signed_txset = res.signed_txset
assert len(res.tx_hash_list) == 1
txid = res.tx_hash_list[0]
assert len(txid) == 64
print('Submitting transaction with hot wallet')
res = self.hot_wallet.submit_transfer(signed_txset)
assert len(res.tx_hash_list) > 0
assert res.tx_hash_list[0] == txid
res = self.hot_wallet.get_transfers()
assert len([x for x in (res['pending'] if 'pending' in res else []) if x.txid == txid]) == 1
assert len([x for x in (res['out'] if 'out' in res else []) if x.txid == txid]) == 0
daemon.generateblocks(STANDARD_ADDRESS, 1)
self.hot_wallet.refresh()
res = self.hot_wallet.get_transfers()
assert len([x for x in (res['pending'] if 'pending' in res else []) if x.txid == txid]) == 0
assert len([x for x in (res['out'] if 'out' in res else []) if x.txid == txid]) == 1
res = self.hot_wallet.get_tx_key(txid)
assert len(res.tx_key) == 0 or res.tx_key == '01' + '0' * 62 # identity is used as placeholder
res = self.cold_wallet.get_tx_key(txid)
assert len(res.tx_key) == 64
self.export_import(piecemeal_output_export)
def transfer(self, piecemeal_output_export):
print("Creating transaction in hot wallet")
self.create_tx(STANDARD_ADDRESS, piecemeal_output_export)
res = self.cold_wallet.get_address()
assert len(res['addresses']) == 1
assert res['addresses'][0].address == STANDARD_ADDRESS
assert res['addresses'][0].used
res = self.hot_wallet.get_address()
assert len(res['addresses']) == 1
assert res['addresses'][0].address == STANDARD_ADDRESS
assert res['addresses'][0].used
def self_transfer_to_subaddress(self, piecemeal_output_export):
print("Self-spending to subaddress in hot wallet")
self.create_tx(SUBADDRESS, piecemeal_output_export)
res = self.cold_wallet.get_address()
assert len(res['addresses']) == 2
assert res['addresses'][0].address == STANDARD_ADDRESS
assert res['addresses'][0].used
assert res['addresses'][1].address == SUBADDRESS
assert res['addresses'][1].used
res = self.hot_wallet.get_address()
assert len(res['addresses']) == 2
assert res['addresses'][0].address == STANDARD_ADDRESS
assert res['addresses'][0].used
assert res['addresses'][1].address == SUBADDRESS
assert res['addresses'][1].used
def transfer_after_empty_export_import(self):
print("Creating transaction in hot wallet after empty export & import")
start_len = len(self.hot_wallet.get_transfers()['in'])
self.export_import(False)
assert start_len == len(self.hot_wallet.get_transfers()['in'])
self.create_tx(STANDARD_ADDRESS, False)
assert start_len == len(self.hot_wallet.get_transfers()['in']) - 1
class Guard:
def __enter__(self):
for i in range(2):
Wallet(idx = i).auto_refresh(False)
def __exit__(self, exc_type, exc_value, traceback):
for i in range(2):
Wallet(idx = i).auto_refresh(True)
if __name__ == '__main__':
with Guard() as guard:
cs = ColdSigningTest().run_test()
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