56 lines
1.8 KiB
Python
56 lines
1.8 KiB
Python
import json
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from ragger.backend import BackendInterface
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from ragger.firmware import Firmware
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from ragger.navigator import Navigator, NavInsID
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from ragger.error import ExceptionRAPDU
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from ledger_app_clients.ethereum.client import EthAppClient
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from web3 import Web3
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from constants import ROOT_SNAPSHOT_PATH, ABIS_FOLDER
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# Token approval, would require loading the "internal plugin" &
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# providing the token metadata from the CAL
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def test_blind_sign(firmware: Firmware,
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backend: BackendInterface,
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navigator: Navigator):
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app_client = EthAppClient(backend)
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with open("%s/erc20.json" % (ABIS_FOLDER)) as file:
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contract = Web3().eth.contract(
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abi=json.load(file),
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address=None
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)
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data = contract.encodeABI("approve", [
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# Uniswap Protocol: Permit2
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bytes.fromhex("000000000022d473030f116ddee9f6b43ac78ba3"),
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Web3.to_wei("2", "ether")
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])
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tx_params = {
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"nonce": 235,
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"maxFeePerGas": Web3.to_wei(100, "gwei"),
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"maxPriorityFeePerGas": Web3.to_wei(10, "gwei"),
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"gas": 44001,
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# Maker: Dai Stablecoin
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"to": bytes.fromhex("6b175474e89094c44da98b954eedeac495271d0f"),
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"data": data,
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"chainId": 1
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}
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try:
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with app_client.sign("m/44'/60'/0'/0/0", tx_params):
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pass
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except ExceptionRAPDU:
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pass
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else:
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assert False
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moves = list()
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if firmware.device.startswith("nano"):
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if firmware.device == "nanos":
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moves += [NavInsID.RIGHT_CLICK]
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moves += [NavInsID.BOTH_CLICK]
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else:
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moves += [NavInsID.USE_CASE_CHOICE_CONFIRM]
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navigator.navigate_and_compare(ROOT_SNAPSHOT_PATH,
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"blind-signed_approval",
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moves)
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