slush0
11 years ago
parent
333182f062
commit
98bb17299b
@ -1,245 +0,0 @@
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import os
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import time
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import trezor_pb2 as proto
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def show_message(message):
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print "MESSAGE FROM DEVICE:", message
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def show_input(input_text, message=None):
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if message:
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print "QUESTION FROM DEVICE:", message
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return raw_input(input_text)
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class CallException(Exception):
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pass
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class PinException(CallException):
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pass
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class BitkeyClient(object):
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def __init__(self, transport, debuglink=None,
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message_func=show_message, input_func=show_input, debug=False):
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self.transport = transport
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self.debuglink = debuglink
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self.message_func = message_func
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self.input_func = input_func
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self.debug = debug
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self.setup_debuglink()
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self.init_device()
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def _get_local_entropy(self):
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return os.urandom(32)
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def init_device(self):
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self.master_public_key = None
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self.features = self.call(proto.Initialize())
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def get_master_public_key(self):
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if self.master_public_key:
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return self.master_public_key
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self.master_public_key = self.call(proto.GetMasterPublicKey()).key
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return self.master_public_key
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def get_address(self, n):
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return self.call(proto.GetAddress(address_n=n)).address
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def get_entropy(self, size):
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return self.call(proto.GetEntropy(size=size)).entropy
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def ping(self, msg):
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return self.call(proto.Ping(message=msg)).message
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def get_serial_number(self):
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return self.features.serial_number
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def apply_settings(self, label=None, coin_shortcut=None, language=None):
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settings = proto.ApplySettings()
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if label:
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settings.label = label
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if coin_shortcut:
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settings.coin_shortcut = coin_shortcut
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if language:
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settings.language = language
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return self.call(settings).message
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def _pprint(self, msg):
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return "<%s>:\n%s" % (msg.__class__.__name__, msg)
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def setup_debuglink(self, button=None, pin_correct=False):
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self.debug_button = button
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self.debug_pin = pin_correct
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def call(self, msg):
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if self.debug:
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print '----------------------'
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print "Sending", self._pprint(msg)
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try:
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self.transport.session_begin()
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self.transport.write(msg)
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resp = self.transport.read_blocking()
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if isinstance(resp, proto.ButtonRequest):
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if self.debuglink and self.debug_button:
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print "Pressing button", self.debug_button
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self.debuglink.press_button(self.debug_button)
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return self.call(proto.ButtonAck())
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if isinstance(resp, proto.PinMatrixRequest):
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if self.debuglink:
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if self.debug_pin:
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pin = self.debuglink.read_pin_encoded()
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msg2 = proto.PinMatrixAck(pin=pin)
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else:
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msg2 = proto.PinMatrixAck(pin='444444222222')
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else:
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pin = self.input_func("PIN required: ", resp.message)
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msg2 = proto.PinMatrixAck(pin=pin)
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return self.call(msg2)
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finally:
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self.transport.session_end()
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if isinstance(resp, proto.Failure):
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self.message_func(resp.message)
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if resp.code == 4:
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raise CallException("Action cancelled by user")
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elif resp.code == 6:
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raise PinException("PIN is invalid")
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raise CallException(resp.code, resp.message)
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if self.debug:
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print "Received", self._pprint(resp)
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return resp
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def sign_tx(self, inputs, outputs):
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'''
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inputs: list of TxInput
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outputs: list of TxOutput
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proto.TxInput(index=0,
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address_n=0,
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amount=0,
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prev_hash='',
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prev_index=0,
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#script_sig=
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)
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proto.TxOutput(index=0,
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address='1Bitkey',
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#address_n=[],
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amount=100000000,
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script_type=proto.PAYTOADDRESS,
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#script_args=
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)
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'''
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start = time.time()
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try:
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self.transport.session_begin()
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# Prepare and send initial message
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tx = proto.SignTx()
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tx.inputs_count = len(inputs)
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tx.outputs_count = len(outputs)
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res = self.call(tx)
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# Prepare structure for signatures
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signatures = [None]*len(inputs)
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serialized_tx = ''
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counter = 0
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while True:
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counter += 1
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if isinstance(res, proto.Failure):
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raise CallException("Signing failed")
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if not isinstance(res, proto.TxRequest):
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raise CallException("Unexpected message")
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# If there's some part of signed transaction, let's add it
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if res.serialized_tx:
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print "!!! RECEIVED PART OF SERIALIED TX (%d BYTES)" % len(res.serialized_tx)
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serialized_tx += res.serialized_tx
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if res.signed_index >= 0 and res.signature:
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print "!!! SIGNED INPUT", res.signed_index
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signatures[res.signed_index] = res.signature
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if res.request_index < 0:
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# Device didn't ask for more information, finish workflow
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break
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# Device asked for one more information, let's process it.
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if res.request_type == proto.TXOUTPUT:
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res = self.call(outputs[res.request_index])
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continue
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elif res.request_type == proto.TXINPUT:
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print "REQUESTING", res.request_index
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res = self.call(inputs[res.request_index])
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continue
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finally:
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self.transport.session_end()
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print "SIGNED IN %.03f SECONDS, CALLED %d MESSAGES, %d BYTES" % \
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(time.time() - start, counter, len(serialized_tx))
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return (signatures, serialized_tx)
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#print "PBDATA", tx.SerializeToString().encode('hex')
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#################
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#################
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#################
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'''
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signatures = [('add550d6ba9ab7e01d37e17658f98b6e901208d241f24b08197b5e20dfa7f29f095ae01acbfa5c4281704a64053dcb80e9b089ecbe09f5871d67725803e36edd', '3045022100dced96eeb43836bc95676879eac303eabf39802e513f4379a517475c259da12502201fd36c90ecd91a32b2ca8fed2e1755a7f2a89c2d520eb0da10147802bc7ca217')]
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s_inputs = []
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for i in range(len(inputs)):
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addr, v, p_hash, p_pos, p_scriptPubKey, _, _ = inputs[i]
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pubkey = signatures[i][0].decode('hex')
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sig = signatures[i][1].decode('hex')
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s_inputs.append((addr, v, p_hash, p_pos, p_scriptPubKey, pubkey, sig))
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return s_inputs
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s_inputs = []
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for i in range(len(inputs)):
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addr, v, p_hash, p_pos, p_scriptPubKey, _, _ = inputs[i]
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private_key = ecdsa.SigningKey.from_string( self.get_private_key(addr, password), curve = SECP256k1 )
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public_key = private_key.get_verifying_key()
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pubkey = public_key.to_string()
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tx = filter( raw_tx( inputs, outputs, for_sig = i ) )
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sig = private_key.sign_digest( Hash( tx.decode('hex') ), sigencode = ecdsa.util.sigencode_der )
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assert public_key.verify_digest( sig, Hash( tx.decode('hex') ), sigdecode = ecdsa.util.sigdecode_der)
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s_inputs.append( (addr, v, p_hash, p_pos, p_scriptPubKey, pubkey, sig) )
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return s_inputs
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'''
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def reset_device(self):
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# Begin with device reset workflow
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raise Exception("Not implemented")
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resp = self.call(proto.ResetDevice(random=self._get_local_entropy()))
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self.init_device()
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return isinstance(resp, proto.Success)
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def load_device(self, seed, pin):
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resp = self.call(proto.LoadDevice(seed=seed, pin=pin))
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self.init_device()
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return isinstance(resp, proto.Success)
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@ -1,59 +0,0 @@
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'''TransportFake implements fake wire transport over local named pipe.
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Use this transport for talking with bitkey simulator.'''
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import os
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from select import select
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from transport import Transport
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class PipeTransport(Transport):
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def __init__(self, device, is_device, *args, **kwargs):
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self.is_device = is_device # Set True if act as device
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super(PipeTransport, self).__init__(device, *args, **kwargs)
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def _open(self):
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if self.is_device:
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self.filename_read = self.device+'.to'
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self.filename_write = self.device+'.from'
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os.mkfifo(self.filename_read, 0600)
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os.mkfifo(self.filename_write, 0600)
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else:
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self.filename_read = self.device+'.from'
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self.filename_write = self.device+'.to'
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if not os.path.exists(self.filename_write):
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raise Exception("Not connected")
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self.write_fd = os.open(self.filename_write, os.O_RDWR)#|os.O_NONBLOCK)
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self.write_f = os.fdopen(self.write_fd, 'w+')
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self.read_fd = os.open(self.filename_read, os.O_RDWR)#|os.O_NONBLOCK)
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self.read_f = os.fdopen(self.read_fd, 'rb')
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def _close(self):
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self.read_f.close()
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self.write_f.close()
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if self.is_device:
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os.unlink(self.filename_read)
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os.unlink(self.filename_write)
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def ready_to_read(self):
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rlist, _, _ = select([self.read_f], [], [], 0)
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return len(rlist) > 0
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def _write(self, msg):
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try:
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self.write_f.write(msg)
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self.write_f.flush()
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except OSError:
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print "Error while writing to socket"
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raise
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def _read(self):
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try:
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(msg_type, datalen) = self._read_headers(self.read_f)
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return (msg_type, self.read_f.read(datalen))
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except IOError:
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print "Failed to read from device"
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raise
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@ -0,0 +1,139 @@
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# JSON serialization support for Google's protobuf Messages
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# Copyright (c) 2009, Paul Dovbush
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# All rights reserved.
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# http://code.google.com/p/protobuf-json/
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions are
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# met:
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#
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# * Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# * Redistributions in binary form must reproduce the above
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# copyright notice, this list of conditions and the following disclaimer
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# in the documentation and/or other materials provided with the
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# distribution.
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# * Neither the name of <ORGANIZATION> nor the names of its
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# contributors may be used to endorse or promote products derived from
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# this software without specific prior written permission.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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'''
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Provide serialization and de-serialization of Google's protobuf Messages into/from JSON format.
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'''
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# groups are deprecated and not supported;
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# Note that preservation of unknown fields is currently not available for Python (c) google docs
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# extensions is not supported from 0.0.5 (due to gpb2.3 changes)
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__version__ = '0.0.5'
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__author__ = 'Paul Dovbush <dpp@dpp.su>'
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import json # py2.6+ TODO: add support for other JSON serialization modules
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from google.protobuf.descriptor import FieldDescriptor as FD
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class ParseError(Exception): pass
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def json2pb(pb, js):
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''' convert JSON string to google.protobuf.descriptor instance '''
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for field in pb.DESCRIPTOR.fields:
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if field.name not in js:
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continue
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if field.type == FD.TYPE_MESSAGE:
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pass
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elif field.type in _js2ftype:
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ftype = _js2ftype[field.type]
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else:
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raise ParseError("Field %s.%s of type '%d' is not supported" % (pb.__class__.__name__, field.name, field.type,))
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value = js[field.name]
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if field.label == FD.LABEL_REPEATED:
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pb_value = getattr(pb, field.name, None)
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for v in value:
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if field.type == FD.TYPE_MESSAGE:
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json2pb(pb_value.add(), v)
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else:
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pb_value.append(ftype(v))
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else:
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if field.type == FD.TYPE_MESSAGE:
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json2pb(getattr(pb, field.name, None), value)
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else:
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setattr(pb, field.name, ftype(value))
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return pb
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def pb2json(pb):
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''' convert google.protobuf.descriptor instance to JSON string '''
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js = {}
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# fields = pb.DESCRIPTOR.fields #all fields
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fields = pb.ListFields() # only filled (including extensions)
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for field, value in fields:
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if field.type == FD.TYPE_MESSAGE:
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ftype = pb2json
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elif field.type in _ftype2js:
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ftype = _ftype2js[field.type]
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else:
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raise ParseError("Field %s.%s of type '%d' is not supported" % (pb.__class__.__name__, field.name, field.type,))
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if field.label == FD.LABEL_REPEATED:
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js_value = []
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for v in value:
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js_value.append(ftype(v))
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else:
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js_value = ftype(value)
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js[field.name] = js_value
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return js
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_ftype2js = {
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FD.TYPE_DOUBLE: float,
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FD.TYPE_FLOAT: float,
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FD.TYPE_INT64: long,
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FD.TYPE_UINT64: long,
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FD.TYPE_INT32: int,
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FD.TYPE_FIXED64: float,
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FD.TYPE_FIXED32: float,
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FD.TYPE_BOOL: bool,
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FD.TYPE_STRING: unicode,
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# FD.TYPE_MESSAGE: pb2json, #handled specially
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FD.TYPE_BYTES: lambda x: x.encode('string_escape'),
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FD.TYPE_UINT32: int,
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FD.TYPE_ENUM: int,
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FD.TYPE_SFIXED32: float,
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FD.TYPE_SFIXED64: float,
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FD.TYPE_SINT32: int,
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FD.TYPE_SINT64: long,
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}
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_js2ftype = {
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FD.TYPE_DOUBLE: float,
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FD.TYPE_FLOAT: float,
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FD.TYPE_INT64: long,
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FD.TYPE_UINT64: long,
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FD.TYPE_INT32: int,
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FD.TYPE_FIXED64: float,
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FD.TYPE_FIXED32: float,
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FD.TYPE_BOOL: bool,
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FD.TYPE_STRING: unicode,
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# FD.TYPE_MESSAGE: json2pb, #handled specially
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FD.TYPE_BYTES: lambda x: x.decode('string_escape'),
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FD.TYPE_UINT32: int,
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FD.TYPE_ENUM: int,
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FD.TYPE_SFIXED32: float,
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FD.TYPE_SFIXED64: float,
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FD.TYPE_SINT32: int,
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FD.TYPE_SINT64: long,
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}
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Reference in new issue