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539 lines
19 KiB
539 lines
19 KiB
# This file is part of the Trezor project.
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#
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# Copyright (C) 2020 SatoshiLabs and contributors
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#
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# This library is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Lesser General Public License version 3
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# as published by the Free Software Foundation.
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#
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# This library is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Lesser General Public License for more details.
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#
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# You should have received a copy of the License along with this library.
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# If not, see <https://www.gnu.org/licenses/lgpl-3.0.html>.
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import pytest
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from trezorlib import btc, device, messages
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from trezorlib.exceptions import TrezorFailure
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from trezorlib.tools import parse_path
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from ..tx_cache import TxCache
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from .signtx import request_finished, request_input, request_meta, request_output
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B = messages.ButtonRequestType
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TX_CACHE_TESTNET = TxCache("Testnet")
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TX_CACHE_MAINNET = TxCache("Bitcoin")
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TXHASH_e5b7e2 = bytes.fromhex(
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"e5b7e21b5ba720e81efd6bfa9f854ababdcddc75a43bfa60bf0fe069cfd1bb8a"
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)
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TXHASH_65b811 = bytes.fromhex(
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"65b811d3eca0fe6915d9f2d77c86c5a7f19bf66b1b1253c2c51cb4ae5f0c017b"
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)
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PIN = "1234"
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ROUND_ID_LEN = 32
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pytestmark = pytest.mark.skip_t1
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@pytest.mark.setup_client(pin=PIN)
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def test_sign_tx(client):
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commitment_data = b"www.example.com" + (1).to_bytes(ROUND_ID_LEN, "big")
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with client:
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client.use_pin_sequence([PIN])
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btc.authorize_coinjoin(
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client,
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coordinator="www.example.com",
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max_total_fee=10010,
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fee_per_anonymity=5000000, # 0.005 %
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n=parse_path("m/84'/1'/0'"),
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coin_name="Testnet",
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script_type=messages.InputScriptType.SPENDWITNESS,
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)
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client.call(messages.LockDevice())
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with client:
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client.set_expected_responses(
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[messages.PreauthorizedRequest, messages.OwnershipProof]
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)
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btc.get_ownership_proof(
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client,
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"Testnet",
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parse_path("84'/1'/0'/1/0"),
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script_type=messages.InputScriptType.SPENDWITNESS,
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user_confirmation=True,
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commitment_data=commitment_data,
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preauthorized=True,
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)
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with client:
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client.set_expected_responses(
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[messages.PreauthorizedRequest, messages.OwnershipProof]
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)
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btc.get_ownership_proof(
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client,
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"Testnet",
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parse_path("84'/1'/0'/1/5"),
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script_type=messages.InputScriptType.SPENDWITNESS,
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user_confirmation=True,
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commitment_data=commitment_data,
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preauthorized=True,
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)
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inp1 = messages.TxInputType(
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# seed "alcohol woman abuse must during monitor noble actual mixed trade anger aisle"
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# 84'/1'/0'/0/0
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# tb1qnspxpr2xj9s2jt6qlhuvdnxw6q55jvygcf89r2
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amount=100000,
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prev_hash=TXHASH_e5b7e2,
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prev_index=0,
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script_type=messages.InputScriptType.EXTERNAL,
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ownership_proof=bytearray.fromhex(
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"534c001900016b2055d8190244b2ed2d46513c40658a574d3bc2deb6969c0535bb818b44d2c40002473044022072b4376c1b6c9e9e4d45158e1b6b4edfbe7b2292d8b4a60e8b0d273bcfef6b4a0220786169ab42a7663cb7d5f27ecb468da76dc2d1b7a10d1d18fbe5120e7890b9d2012103505f0d82bbdd251511591b34f36ad5eea37d3220c2b81a1189084431ddb3aa3d"
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),
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commitment_data=commitment_data,
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)
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inp2 = messages.TxInputType(
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address_n=parse_path("84'/1'/0'/1/0"),
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amount=7289000,
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prev_hash=TXHASH_65b811,
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prev_index=1,
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script_type=messages.InputScriptType.SPENDWITNESS,
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)
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# Other's coinjoined output.
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out1 = messages.TxOutputType(
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address="tb1qk7j3ahs2v6hrv4v282cf0tvxh0vqq7rpt3zcml",
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amount=50000,
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script_type=messages.OutputScriptType.PAYTOWITNESS,
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)
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# Our coinjoined output.
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out2 = messages.TxOutputType(
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address_n=parse_path("84'/1'/0'/1/1"),
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amount=50000,
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script_type=messages.OutputScriptType.PAYTOWITNESS,
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)
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# Our change output.
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out3 = messages.TxOutputType(
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address_n=parse_path("84'/1'/0'/1/2"),
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amount=7289000 - 50000 - 5 - 5000,
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script_type=messages.OutputScriptType.PAYTOWITNESS,
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)
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# Other's change output.
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out4 = messages.TxOutputType(
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address="tb1q9cqhdr9ydetjzrct6tyeuccws9505hl96azwxk",
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amount=100000 - 50000 - 5 - 5000,
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script_type=messages.OutputScriptType.PAYTOWITNESS,
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)
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# Coordinator's output.
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out5 = messages.TxOutputType(
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address="mvbu1Gdy8SUjTenqerxUaZyYjmveZvt33q",
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amount=10,
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script_type=messages.OutputScriptType.PAYTOWITNESS,
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)
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with client:
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client.set_expected_responses(
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[
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messages.PreauthorizedRequest(),
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request_input(0),
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request_input(1),
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request_output(0),
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request_output(1),
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request_output(2),
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request_output(3),
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request_output(4),
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request_input(0),
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request_meta(TXHASH_e5b7e2),
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request_input(0, TXHASH_e5b7e2),
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request_output(0, TXHASH_e5b7e2),
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request_output(1, TXHASH_e5b7e2),
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request_input(1),
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request_meta(TXHASH_65b811),
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request_input(0, TXHASH_65b811),
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request_output(0, TXHASH_65b811),
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request_output(1, TXHASH_65b811),
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request_input(0),
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request_input(1),
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request_output(0),
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request_output(1),
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request_output(2),
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request_output(3),
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request_output(4),
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request_input(1),
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request_finished(),
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]
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)
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_, serialized_tx = btc.sign_tx(
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client,
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"Testnet",
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[inp1, inp2],
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[out1, out2, out3, out4, out5],
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prev_txes=TX_CACHE_TESTNET,
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preauthorized=True,
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)
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assert (
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serialized_tx.hex()
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== "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"
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)
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# Test for a second time.
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btc.sign_tx(
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client,
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"Testnet",
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[inp1, inp2],
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[out1, out2, out3, out4, out5],
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prev_txes=TX_CACHE_TESTNET,
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preauthorized=True,
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)
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# Test for a third time, fees should exceed max_total_fee.
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with pytest.raises(TrezorFailure, match="Fees exceed authorized limit"):
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btc.sign_tx(
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client,
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"Testnet",
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[inp1, inp2],
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[out1, out2, out3, out4, out5],
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prev_txes=TX_CACHE_TESTNET,
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preauthorized=True,
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)
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def test_unfair_fee(client):
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# Test unfair mining fee distribution amongst participants.
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with client:
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btc.authorize_coinjoin(
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client,
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coordinator="www.example.com",
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max_total_fee=10000,
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fee_per_anonymity=5000000, # 0.005 %
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n=parse_path("m/84'/1'/0'"),
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coin_name="Testnet",
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script_type=messages.InputScriptType.SPENDWITNESS,
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)
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inp1 = messages.TxInputType(
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# seed "alcohol woman abuse must during monitor noble actual mixed trade anger aisle"
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# 84'/1'/0'/0/0
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# tb1qnspxpr2xj9s2jt6qlhuvdnxw6q55jvygcf89r2
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amount=100000,
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prev_hash=TXHASH_e5b7e2,
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prev_index=0,
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script_type=messages.InputScriptType.EXTERNAL,
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ownership_proof=bytearray.fromhex(
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"534c001900016b2055d8190244b2ed2d46513c40658a574d3bc2deb6969c0535bb818b44d2c40002473044022072b4376c1b6c9e9e4d45158e1b6b4edfbe7b2292d8b4a60e8b0d273bcfef6b4a0220786169ab42a7663cb7d5f27ecb468da76dc2d1b7a10d1d18fbe5120e7890b9d2012103505f0d82bbdd251511591b34f36ad5eea37d3220c2b81a1189084431ddb3aa3d"
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),
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commitment_data=b"www.example.org" + (1).to_bytes(ROUND_ID_LEN, "big"),
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)
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inp2 = messages.TxInputType(
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address_n=parse_path("84'/1'/0'/1/0"),
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amount=7289000,
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prev_hash=TXHASH_65b811,
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prev_index=1,
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script_type=messages.InputScriptType.SPENDWITNESS,
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)
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# Other's coinjoined output.
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out1 = messages.TxOutputType(
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address="tb1qk7j3ahs2v6hrv4v282cf0tvxh0vqq7rpt3zcml",
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amount=50000,
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script_type=messages.OutputScriptType.PAYTOWITNESS,
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)
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# Our coinjoined output.
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out2 = messages.TxOutputType(
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address_n=parse_path("84'/1'/0'/1/1"),
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amount=50000,
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script_type=messages.OutputScriptType.PAYTOWITNESS,
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)
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# Our change output.
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out3 = messages.TxOutputType(
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address_n=parse_path("84'/1'/0'/1/2"),
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amount=7289000 - 50000 - 5 - 6000, # unfair mining fee
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script_type=messages.OutputScriptType.PAYTOWITNESS,
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)
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# Other's change output.
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out4 = messages.TxOutputType(
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address="tb1q9cqhdr9ydetjzrct6tyeuccws9505hl96azwxk",
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amount=100000 - 50000 - 5 - 4000,
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script_type=messages.OutputScriptType.PAYTOWITNESS,
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)
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# Coordinator's output.
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out5 = messages.TxOutputType(
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address="mvbu1Gdy8SUjTenqerxUaZyYjmveZvt33q",
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amount=10,
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script_type=messages.OutputScriptType.PAYTOWITNESS,
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)
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with pytest.raises(TrezorFailure, match="fee over threshold"):
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btc.sign_tx(
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client,
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"Testnet",
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[inp1, inp2],
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[out1, out2, out3, out4, out5],
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prev_txes=TX_CACHE_TESTNET,
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preauthorized=True,
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)
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def test_no_anonymity(client):
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# Test CoinJoin transaction giving the user's outputs no gain in anonymity.
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with client:
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btc.authorize_coinjoin(
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client,
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coordinator="www.example.com",
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max_total_fee=5005,
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fee_per_anonymity=5000000, # 0.005 %
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n=parse_path("m/84'/1'/0'"),
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coin_name="Testnet",
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script_type=messages.InputScriptType.SPENDWITNESS,
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)
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inp1 = messages.TxInputType(
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# seed "alcohol woman abuse must during monitor noble actual mixed trade anger aisle"
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# 84'/1'/0'/0/0
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# tb1qnspxpr2xj9s2jt6qlhuvdnxw6q55jvygcf89r2
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amount=100000,
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prev_hash=TXHASH_e5b7e2,
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prev_index=0,
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script_type=messages.InputScriptType.EXTERNAL,
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ownership_proof=bytearray.fromhex(
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"534c001900016b2055d8190244b2ed2d46513c40658a574d3bc2deb6969c0535bb818b44d2c40002473044022072b4376c1b6c9e9e4d45158e1b6b4edfbe7b2292d8b4a60e8b0d273bcfef6b4a0220786169ab42a7663cb7d5f27ecb468da76dc2d1b7a10d1d18fbe5120e7890b9d2012103505f0d82bbdd251511591b34f36ad5eea37d3220c2b81a1189084431ddb3aa3d"
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),
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commitment_data=b"www.example.org" + (1).to_bytes(ROUND_ID_LEN, "big"),
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)
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inp2 = messages.TxInputType(
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address_n=parse_path("84'/1'/0'/1/0"),
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amount=7289000,
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prev_hash=TXHASH_65b811,
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prev_index=1,
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script_type=messages.InputScriptType.SPENDWITNESS,
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)
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# Other's coinjoined output.
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out1 = messages.TxOutputType(
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address="tb1qk7j3ahs2v6hrv4v282cf0tvxh0vqq7rpt3zcml",
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amount=30000,
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script_type=messages.OutputScriptType.PAYTOWITNESS,
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)
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# Other's coinjoined output.
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out2 = messages.TxOutputType(
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address="tb1q9cqhdr9ydetjzrct6tyeuccws9505hl96azwxk",
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amount=30000,
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script_type=messages.OutputScriptType.PAYTOWITNESS,
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)
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# Our coinjoined output.
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out3 = messages.TxOutputType(
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address_n=parse_path("84'/1'/0'/1/1"),
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amount=50000,
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script_type=messages.OutputScriptType.PAYTOWITNESS,
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)
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# Our coinjoined output.
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out4 = messages.TxOutputType(
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address_n=parse_path("84'/1'/0'/1/2"),
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amount=50000,
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script_type=messages.OutputScriptType.PAYTOWITNESS,
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)
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# Our change output.
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out5 = messages.TxOutputType(
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address_n=parse_path("84'/1'/0'/1/2"),
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amount=7289000 - 50000 - 50000 - 10 - 5000,
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script_type=messages.OutputScriptType.PAYTOWITNESS,
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)
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# Other's change output.
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out6 = messages.TxOutputType(
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address="tb1q9cqhdr9ydetjzrct6tyeuccws9505hl96azwxk",
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amount=100000 - 30000 - 30000 - 6 - 5000,
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script_type=messages.OutputScriptType.PAYTOWITNESS,
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)
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# Coordinator's output.
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out7 = messages.TxOutputType(
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address="mvbu1Gdy8SUjTenqerxUaZyYjmveZvt33q",
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amount=16,
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script_type=messages.OutputScriptType.PAYTOWITNESS,
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)
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with pytest.raises(TrezorFailure, match="No anonymity gain"):
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btc.sign_tx(
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client,
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"Testnet",
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[inp1, inp2],
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[out1, out2, out3, out4, out5, out6, out7],
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prev_txes=TX_CACHE_TESTNET,
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preauthorized=True,
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)
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def test_wrong_coordinator(client):
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# Ensure that a preauthorized GetOwnershipProof fails if the commitment_data doesn't match the coordinator.
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btc.authorize_coinjoin(
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client,
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max_total_fee=50000,
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coordinator="www.example.com",
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n=parse_path("m/84'/1'/0'"),
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coin_name="Testnet",
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script_type=messages.InputScriptType.SPENDWITNESS,
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)
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with pytest.raises(TrezorFailure, match="Unauthorized operation"):
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btc.get_ownership_proof(
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client,
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"Testnet",
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parse_path("84'/1'/0'/1/0"),
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script_type=messages.InputScriptType.SPENDWITNESS,
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user_confirmation=True,
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commitment_data=b"www.example.org" + (1).to_bytes(ROUND_ID_LEN, "big"),
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preauthorized=True,
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)
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def test_cancel_authorization(client):
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# Ensure that a preauthorized GetOwnershipProof fails if the commitment_data doesn't match the coordinator.
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btc.authorize_coinjoin(
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client,
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max_total_fee=50000,
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coordinator="www.example.com",
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n=parse_path("m/84'/1'/0'"),
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coin_name="Testnet",
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script_type=messages.InputScriptType.SPENDWITNESS,
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)
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device.cancel_authorization(client)
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with pytest.raises(TrezorFailure, match="No preauthorized operation"):
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btc.get_ownership_proof(
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client,
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"Testnet",
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parse_path("84'/1'/0'/1/0"),
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script_type=messages.InputScriptType.SPENDWITNESS,
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user_confirmation=True,
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commitment_data=b"www.example.com" + (1).to_bytes(ROUND_ID_LEN, "big"),
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preauthorized=True,
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)
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def test_multisession_authorization(client):
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# Authorize CoinJoin with www.example1.com in session 1.
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btc.authorize_coinjoin(
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client,
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max_total_fee=50000,
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|
coordinator="www.example1.com",
|
|
n=parse_path("m/84'/1'/0'"),
|
|
coin_name="Testnet",
|
|
script_type=messages.InputScriptType.SPENDWITNESS,
|
|
)
|
|
|
|
# Open a second session.
|
|
session_id1 = client.session_id
|
|
client.init_device(new_session=True)
|
|
|
|
# Authorize CoinJoin with www.example2.com in session 2.
|
|
btc.authorize_coinjoin(
|
|
client,
|
|
max_total_fee=50000,
|
|
coordinator="www.example2.com",
|
|
n=parse_path("m/84'/1'/0'"),
|
|
coin_name="Testnet",
|
|
script_type=messages.InputScriptType.SPENDWITNESS,
|
|
)
|
|
|
|
# Requesting a preauthorized ownership proof for www.example1.com should fail in session 2.
|
|
with pytest.raises(TrezorFailure, match="Unauthorized operation"):
|
|
ownership_proof, _ = btc.get_ownership_proof(
|
|
client,
|
|
"Testnet",
|
|
parse_path("84'/1'/0'/1/0"),
|
|
script_type=messages.InputScriptType.SPENDWITNESS,
|
|
user_confirmation=True,
|
|
commitment_data=b"www.example1.com" + (1).to_bytes(ROUND_ID_LEN, "big"),
|
|
preauthorized=True,
|
|
)
|
|
|
|
# Requesting a preauthorized ownership proof for www.example2.com should succeed in session 2.
|
|
ownership_proof, _ = btc.get_ownership_proof(
|
|
client,
|
|
"Testnet",
|
|
parse_path("84'/1'/0'/1/0"),
|
|
script_type=messages.InputScriptType.SPENDWITNESS,
|
|
user_confirmation=True,
|
|
commitment_data=b"www.example2.com" + (1).to_bytes(ROUND_ID_LEN, "big"),
|
|
preauthorized=True,
|
|
)
|
|
|
|
assert (
|
|
ownership_proof.hex()
|
|
== "534c00190101f3ce2cb33599634353452b60b38e311282b6fca743eb6147d3d492066c8963de0002483045022100ff4df2485a3206642ce7053902da16f26f0084faa2eb6288a1c27e389f057f4f02202268e0f4e253bd1387230b1ff3de315794e0b426f9cc9624e9c34fa73451164c012103505647c017ff2156eb6da20fae72173d3b681a1d0a629f95f49e884db300689f"
|
|
)
|
|
|
|
# Switch back to the first session.
|
|
session_id2 = client.session_id
|
|
client.init_device(session_id=session_id1)
|
|
|
|
# Requesting a preauthorized ownership proof for www.example1.com should succeed in session 1.
|
|
ownership_proof, _ = btc.get_ownership_proof(
|
|
client,
|
|
"Testnet",
|
|
parse_path("84'/1'/0'/1/0"),
|
|
script_type=messages.InputScriptType.SPENDWITNESS,
|
|
user_confirmation=True,
|
|
commitment_data=b"www.example1.com" + (1).to_bytes(ROUND_ID_LEN, "big"),
|
|
preauthorized=True,
|
|
)
|
|
|
|
assert (
|
|
ownership_proof.hex()
|
|
== "534c00190101f3ce2cb33599634353452b60b38e311282b6fca743eb6147d3d492066c8963de000247304402203b098674577c55c8d9151335c9e73ed74649fa01c461bd8390717bfca48167af02205ac35def1b0d7019fc492acb9bbd9914cf55e08e4f1a7e6d4f6f65cbc88b0bd2012103505647c017ff2156eb6da20fae72173d3b681a1d0a629f95f49e884db300689f"
|
|
)
|
|
|
|
# Requesting a preauthorized ownership proof for www.example2.com should fail in session 1.
|
|
with pytest.raises(TrezorFailure, match="Unauthorized operation"):
|
|
ownership_proof, _ = btc.get_ownership_proof(
|
|
client,
|
|
"Testnet",
|
|
parse_path("84'/1'/0'/1/0"),
|
|
script_type=messages.InputScriptType.SPENDWITNESS,
|
|
user_confirmation=True,
|
|
commitment_data=b"www.example2.com" + (1).to_bytes(ROUND_ID_LEN, "big"),
|
|
preauthorized=True,
|
|
)
|
|
|
|
# Cancel the authorization in session 1.
|
|
device.cancel_authorization(client)
|
|
|
|
# Requesting a preauthorized ownership proof should fail now.
|
|
with pytest.raises(TrezorFailure, match="No preauthorized operation"):
|
|
ownership_proof, _ = btc.get_ownership_proof(
|
|
client,
|
|
"Testnet",
|
|
parse_path("84'/1'/0'/1/0"),
|
|
script_type=messages.InputScriptType.SPENDWITNESS,
|
|
user_confirmation=True,
|
|
commitment_data=b"www.example1.com" + (1).to_bytes(ROUND_ID_LEN, "big"),
|
|
preauthorized=True,
|
|
)
|
|
|
|
# Switch to the second session.
|
|
client.init_device(session_id=session_id2)
|
|
|
|
# Requesting a preauthorized ownership proof for www.example2.com should still succeed in session 2.
|
|
ownership_proof, _ = btc.get_ownership_proof(
|
|
client,
|
|
"Testnet",
|
|
parse_path("84'/1'/0'/1/0"),
|
|
script_type=messages.InputScriptType.SPENDWITNESS,
|
|
user_confirmation=True,
|
|
commitment_data=b"www.example2.com" + (1).to_bytes(ROUND_ID_LEN, "big"),
|
|
preauthorized=True,
|
|
)
|