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https://github.com/trezor/trezor-firmware.git
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refactor tx_sign_tool.py
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72ab93bd87
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@ -23,46 +23,54 @@ from trezorlib.transport_hid import HidTransport
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from trezorlib.tx_api import *
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from trezorlib import types_pb2 as types
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def main():
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print('Welcome to the user-unfriendly transaction signing tool')
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print('USE AT YOUR OWN RISK')
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def get_client():
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devices = HidTransport.enumerate() # List all connected TREZORs on USB
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if len(devices) == 0: # Check whether we found any
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return None
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transport = HidTransport(devices[0]) # Use first connected device
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return TrezorClient(transport) # Creates object for communicating with TREZOR
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def get_txapi():
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coin = raw_input('Which coin {Bitcoin, Testnet, Litecoin}? ').strip()
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if coin not in {'Bitcoin', 'Testnet', 'Litecoin'}:
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print('not supported')
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exit(1)
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# List all connected TREZORs on USB
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devices = HidTransport.enumerate()
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# Check whether we found any
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if len(devices) == 0:
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print('No TREZOR found')
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return
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# Use first connected device
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transport = HidTransport(devices[0])
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# Creates object for manipulating TREZOR
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client = TrezorClient(transport)
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return None, None
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txapi_lookup = {
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'Bitcoin': TxApiBitcoin,
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'Testnet': TxApiTestnet,
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'Litecoin': TxApiLitecoin
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}
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return coin, txapi_lookup[coin]
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client.set_tx_api(txapi_lookup[coin])
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def main():
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client = get_client()
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if not client:
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print('No TREZOR connected')
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return
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print()
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print('Welcome to the user-unfriendly transaction signing tool')
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print('USE AT YOUR OWN RISK!!!')
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print()
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coin, txapi = get_txapi()
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if not txapi:
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print('Coin not supported')
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return
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client.set_tx_api(txapi)
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inputs = []
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while True:
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prev_in_hash = raw_input('Previous input hash (enter nothing to move on): ').strip()
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print()
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prev_in_hash = raw_input('Previous input hash (empty to move on): ').strip()
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if prev_in_hash == '':
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break
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prev_in_vout = raw_input(' Previous input index: ').strip()
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addrn = raw_input(" Node to sign with (e.g.- " + coin + "/0'/0/0): ").strip()
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prev_in_vout = raw_input('Previous input index: ').strip()
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addrn = raw_input("Node path to sign with (e.g.- %s/0'/0/0): " % coin).strip()
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inputs.append(types.TxInputType(
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prev_hash = binascii.unhexlify(prev_in_hash),
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prev_index = int(prev_in_vout, 10),
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@ -72,10 +80,11 @@ def main():
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outputs = []
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while True:
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out_addr = raw_input('Pay to address (enter nothing to move on): ').strip()
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print()
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out_addr = raw_input('Pay to address (empty to move on): ').strip()
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if out_addr == '':
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break
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out_amount = raw_input(' Amount (in satoshis): ').strip()
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out_amount = raw_input('Amount (in satoshis): ').strip()
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outputs.append(types.TxOutputType(
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amount = int(out_amount, 10),
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script_type = types.PAYTOADDRESS,
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@ -84,6 +93,9 @@ def main():
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(signatures, serialized_tx) = client.sign_tx(coin, inputs, outputs)
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client.close()
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print()
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print('Signed Transaction:', binascii.hexlify(serialized_tx))
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# note: these api's are useful for checking and sending the output of this tool:
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@ -91,7 +103,6 @@ def main():
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# https://tbtc.blockr.io/tx/push -or- https://live.blockcypher.com/btc-testnet/pushtx/
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# https://ltc.blockr.io/tx/push -or - https://live.blockcypher.com/ltc/pushtx/
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client.close()
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if __name__ == '__main__':
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main()
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