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248 lines
10 KiB
248 lines
10 KiB
#!/usr/bin/env python3
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# Copyright (c) 2019-2022, The Monero Project
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#
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# All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without modification, are
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# permitted provided that the following conditions are met:
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#
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# 1. Redistributions of source code must retain the above copyright notice, this list of
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# conditions and the following disclaimer.
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#
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# 2. Redistributions in binary form must reproduce the above copyright notice, this list
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# of conditions and the following disclaimer in the documentation and/or other
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# materials provided with the distribution.
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#
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# 3. Neither the name of the copyright holder nor the names of its contributors may be
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# used to endorse or promote products derived from this software without specific
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# prior written permission.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
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# EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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# MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
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# THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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# PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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# STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
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# THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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"""Test cold tx signing
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"""
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from __future__ import print_function
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from framework.daemon import Daemon
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from framework.wallet import Wallet
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import random
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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'
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STANDARD_ADDRESS = '42ey1afDFnn4886T7196doS9GPMzexD9gXpsZJDwVjeRVdFCSoHnv7KPbBeGpzJBzHRCAs9UxqeoyFQMYbqSWYTfJJQAWDm'
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SUBADDRESS = '84QRUYawRNrU3NN1VpFRndSukeyEb3Xpv8qZjjsoJZnTYpDYceuUTpog13D7qPxpviS7J29bSgSkR11hFFoXWk2yNdsR9WF'
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class ColdSigningTest():
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def run_test(self):
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self.reset()
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self.create(0)
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self.mine()
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for piecemeal_output_export in [False, True]:
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self.transfer(piecemeal_output_export)
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for piecemeal_output_export in [False, True]:
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self.self_transfer_to_subaddress(piecemeal_output_export)
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self.transfer_after_empty_export_import()
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def reset(self):
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print('Resetting blockchain')
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daemon = Daemon()
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res = daemon.get_height()
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daemon.pop_blocks(res.height - 1)
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daemon.flush_txpool()
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def create(self, idx):
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print('Creating hot and cold wallet')
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self.hot_wallet = Wallet(idx = 0)
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# close the wallet if any, will throw if none is loaded
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try: self.hot_wallet.close_wallet()
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except: pass
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self.cold_wallet = Wallet(idx = 5)
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# close the wallet if any, will throw if none is loaded
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try: self.cold_wallet.close_wallet()
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except: pass
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res = self.cold_wallet.restore_deterministic_wallet(seed = SEED)
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spend_key = self.cold_wallet.query_key("spend_key").key
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view_key = self.cold_wallet.query_key("view_key").key
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res = self.hot_wallet.generate_from_keys(viewkey = view_key, address = STANDARD_ADDRESS)
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ok = False
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try: res = self.hot_wallet.query_key("spend_key")
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except: ok = True
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assert ok
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ok = False
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try: self.hot_wallet.query_key("mnemonic")
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except: ok = True
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assert ok
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assert self.cold_wallet.query_key("view_key").key == view_key
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assert self.cold_wallet.get_address().address == self.hot_wallet.get_address().address
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assert self.cold_wallet.get_address().address == STANDARD_ADDRESS
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def mine(self):
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print("Mining some blocks")
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daemon = Daemon()
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wallet = Wallet()
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daemon.generateblocks(STANDARD_ADDRESS, 80)
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wallet.refresh()
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def export_import(self, piecemeal_output_export):
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self.hot_wallet.refresh()
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if piecemeal_output_export:
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res = self.hot_wallet.incoming_transfers()
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num_outputs = len(res.transfers)
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done = [False] * num_outputs
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while len([x for x in done if not done[x]]) > 0:
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start = int(random.random() * num_outputs)
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if start == num_outputs:
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num_outputs -= 1
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count = 1 + int(random.random() * 5)
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res = self.hot_wallet.export_outputs(all = True, start = start, count = count)
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try:
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self.cold_wallet.import_outputs(res.outputs_data_hex)
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except Exception as e:
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# this just means we selected later outputs first, without filling
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# new outputs first
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if 'Imported outputs omit more outputs that we know of' not in str(e):
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raise
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for i in range(start, start + count):
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if i < len(done):
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done[i] = True
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else:
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res = self.hot_wallet.export_outputs()
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self.cold_wallet.import_outputs(res.outputs_data_hex)
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res = self.cold_wallet.export_key_images(True)
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self.hot_wallet.import_key_images(res.signed_key_images, offset = res.offset)
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def create_tx(self, destination_addr, piecemeal_output_export):
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daemon = Daemon()
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dst = {'address': destination_addr, 'amount': 1000000000000}
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self.export_import(piecemeal_output_export)
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res = self.hot_wallet.transfer([dst], ring_size = 16, get_tx_key = False)
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assert len(res.tx_hash) == 32*2
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txid = res.tx_hash
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assert len(res.tx_key) == 0
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assert res.amount > 0
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amount = res.amount
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assert res.fee > 0
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fee = res.fee
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assert len(res.tx_blob) == 0
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assert len(res.tx_metadata) == 0
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assert len(res.multisig_txset) == 0
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assert len(res.unsigned_txset) > 0
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unsigned_txset = res.unsigned_txset
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print('Signing transaction with cold wallet')
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res = self.cold_wallet.describe_transfer(unsigned_txset = unsigned_txset)
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assert len(res.desc) == 1
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desc = res.desc[0]
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assert desc.amount_in >= amount + fee
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assert desc.amount_out == desc.amount_in - fee
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assert desc.ring_size == 16
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assert desc.unlock_time == 0
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assert desc.payment_id in ['', '0000000000000000']
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assert desc.change_amount == desc.amount_in - 1000000000000 - fee
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assert desc.change_address == STANDARD_ADDRESS
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assert desc.fee == fee
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assert len(desc.recipients) == 1
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rec = desc.recipients[0]
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assert rec.address == destination_addr
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assert rec.amount == 1000000000000
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res = self.cold_wallet.sign_transfer(unsigned_txset)
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assert len(res.signed_txset) > 0
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signed_txset = res.signed_txset
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assert len(res.tx_hash_list) == 1
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txid = res.tx_hash_list[0]
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assert len(txid) == 64
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print('Submitting transaction with hot wallet')
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res = self.hot_wallet.submit_transfer(signed_txset)
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assert len(res.tx_hash_list) > 0
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assert res.tx_hash_list[0] == txid
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res = self.hot_wallet.get_transfers()
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assert len([x for x in (res['pending'] if 'pending' in res else []) if x.txid == txid]) == 1
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assert len([x for x in (res['out'] if 'out' in res else []) if x.txid == txid]) == 0
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daemon.generateblocks(STANDARD_ADDRESS, 1)
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self.hot_wallet.refresh()
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res = self.hot_wallet.get_transfers()
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assert len([x for x in (res['pending'] if 'pending' in res else []) if x.txid == txid]) == 0
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assert len([x for x in (res['out'] if 'out' in res else []) if x.txid == txid]) == 1
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res = self.hot_wallet.get_tx_key(txid)
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assert len(res.tx_key) == 0 or res.tx_key == '01' + '0' * 62 # identity is used as placeholder
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res = self.cold_wallet.get_tx_key(txid)
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assert len(res.tx_key) == 64
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self.export_import(piecemeal_output_export)
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def transfer(self, piecemeal_output_export):
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print("Creating transaction in hot wallet")
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self.create_tx(STANDARD_ADDRESS, piecemeal_output_export)
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res = self.cold_wallet.get_address()
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assert len(res['addresses']) == 1
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assert res['addresses'][0].address == STANDARD_ADDRESS
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assert res['addresses'][0].used
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res = self.hot_wallet.get_address()
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assert len(res['addresses']) == 1
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assert res['addresses'][0].address == STANDARD_ADDRESS
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assert res['addresses'][0].used
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def self_transfer_to_subaddress(self, piecemeal_output_export):
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print("Self-spending to subaddress in hot wallet")
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self.create_tx(SUBADDRESS, piecemeal_output_export)
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res = self.cold_wallet.get_address()
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assert len(res['addresses']) == 2
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assert res['addresses'][0].address == STANDARD_ADDRESS
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assert res['addresses'][0].used
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assert res['addresses'][1].address == SUBADDRESS
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assert res['addresses'][1].used
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res = self.hot_wallet.get_address()
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assert len(res['addresses']) == 2
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assert res['addresses'][0].address == STANDARD_ADDRESS
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assert res['addresses'][0].used
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assert res['addresses'][1].address == SUBADDRESS
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assert res['addresses'][1].used
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def transfer_after_empty_export_import(self):
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print("Creating transaction in hot wallet after empty export & import")
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start_len = len(self.hot_wallet.get_transfers()['in'])
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self.export_import(False)
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assert start_len == len(self.hot_wallet.get_transfers()['in'])
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self.create_tx(STANDARD_ADDRESS, False)
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assert start_len == len(self.hot_wallet.get_transfers()['in']) - 1
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class Guard:
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def __enter__(self):
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for i in range(2):
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Wallet(idx = i).auto_refresh(False)
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def __exit__(self, exc_type, exc_value, traceback):
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for i in range(2):
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Wallet(idx = i).auto_refresh(True)
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if __name__ == '__main__':
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with Guard() as guard:
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cs = ColdSigningTest().run_test()
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