ThomasV
7 years ago
committed by
GitHub
GitHub
4 changed files with 431 additions and 444 deletions
@ -1,424 +0,0 @@ |
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import threading |
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|
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from binascii import hexlify, unhexlify |
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|
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from electrum.util import bfh, bh2u |
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from electrum.bitcoin import (b58_address_to_hash160, xpub_from_pubkey, |
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TYPE_ADDRESS, TYPE_SCRIPT, NetworkConstants) |
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from electrum.i18n import _ |
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from electrum.plugins import BasePlugin |
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from electrum.transaction import deserialize |
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from electrum.keystore import Hardware_KeyStore, is_xpubkey, parse_xpubkey |
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|
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from ..hw_wallet import HW_PluginBase |
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# TREZOR initialization methods |
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TIM_NEW, TIM_RECOVER, TIM_MNEMONIC, TIM_PRIVKEY = range(0, 4) |
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|
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# script "generation" |
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SCRIPT_GEN_LEGACY, SCRIPT_GEN_P2SH_SEGWIT, SCRIPT_GEN_NATIVE_SEGWIT = range(0, 3) |
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|
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class TrezorCompatibleKeyStore(Hardware_KeyStore): |
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|
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def get_derivation(self): |
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return self.derivation |
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def get_script_gen(self): |
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def is_p2sh_segwit(): |
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return self.derivation.startswith("m/49'/") |
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|
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def is_native_segwit(): |
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return self.derivation.startswith("m/84'/") |
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if is_native_segwit(): |
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return SCRIPT_GEN_NATIVE_SEGWIT |
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elif is_p2sh_segwit(): |
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return SCRIPT_GEN_P2SH_SEGWIT |
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else: |
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return SCRIPT_GEN_LEGACY |
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|
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def get_client(self, force_pair=True): |
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return self.plugin.get_client(self, force_pair) |
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def decrypt_message(self, sequence, message, password): |
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raise RuntimeError(_('Encryption and decryption are not implemented by {}').format(self.device)) |
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|
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def sign_message(self, sequence, message, password): |
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client = self.get_client() |
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address_path = self.get_derivation() + "/%d/%d"%sequence |
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address_n = client.expand_path(address_path) |
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msg_sig = client.sign_message(self.plugin.get_coin_name(), address_n, message) |
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return msg_sig.signature |
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|
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def sign_transaction(self, tx, password): |
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if tx.is_complete(): |
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return |
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# previous transactions used as inputs |
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prev_tx = {} |
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# path of the xpubs that are involved |
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xpub_path = {} |
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for txin in tx.inputs(): |
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pubkeys, x_pubkeys = tx.get_sorted_pubkeys(txin) |
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tx_hash = txin['prevout_hash'] |
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prev_tx[tx_hash] = txin['prev_tx'] |
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for x_pubkey in x_pubkeys: |
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if not is_xpubkey(x_pubkey): |
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continue |
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xpub, s = parse_xpubkey(x_pubkey) |
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if xpub == self.get_master_public_key(): |
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xpub_path[xpub] = self.get_derivation() |
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self.plugin.sign_transaction(self, tx, prev_tx, xpub_path) |
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class TrezorCompatiblePlugin(HW_PluginBase): |
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# Derived classes provide: |
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# |
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# class-static variables: client_class, firmware_URL, handler_class, |
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# libraries_available, libraries_URL, minimum_firmware, |
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# wallet_class, ckd_public, types, HidTransport |
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MAX_LABEL_LEN = 32 |
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def __init__(self, parent, config, name): |
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HW_PluginBase.__init__(self, parent, config, name) |
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self.main_thread = threading.current_thread() |
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# FIXME: move to base class when Ledger is fixed |
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if self.libraries_available: |
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self.device_manager().register_devices(self.DEVICE_IDS) |
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|
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def _try_hid(self, device): |
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self.print_error("Trying to connect over USB...") |
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try: |
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return self.hid_transport(device) |
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except BaseException as e: |
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# see fdb810ba622dc7dbe1259cbafb5b28e19d2ab114 |
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# raise |
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self.print_error("cannot connect at", device.path, str(e)) |
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return None |
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def _try_bridge(self, device): |
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self.print_error("Trying to connect over Trezor Bridge...") |
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try: |
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return self.bridge_transport({'path': hexlify(device.path)}) |
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except BaseException as e: |
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self.print_error("cannot connect to bridge", str(e)) |
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return None |
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def create_client(self, device, handler): |
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# disable bridge because it seems to never returns if keepkey is plugged |
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#transport = self._try_bridge(device) or self._try_hid(device) |
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transport = self._try_hid(device) |
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if not transport: |
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self.print_error("cannot connect to device") |
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return |
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self.print_error("connected to device at", device.path) |
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client = self.client_class(transport, handler, self) |
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# Try a ping for device sanity |
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try: |
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client.ping('t') |
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except BaseException as e: |
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self.print_error("ping failed", str(e)) |
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return None |
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if not client.atleast_version(*self.minimum_firmware): |
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msg = (_('Outdated {} firmware for device labelled {}. Please ' |
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'download the updated firmware from {}') |
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.format(self.device, client.label(), self.firmware_URL)) |
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self.print_error(msg) |
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handler.show_error(msg) |
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return None |
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return client |
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def get_client(self, keystore, force_pair=True): |
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devmgr = self.device_manager() |
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handler = keystore.handler |
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with devmgr.hid_lock: |
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client = devmgr.client_for_keystore(self, handler, keystore, force_pair) |
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# returns the client for a given keystore. can use xpub |
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if client: |
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client.used() |
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return client |
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|
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def get_coin_name(self): |
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return "Testnet" if NetworkConstants.TESTNET else "Bitcoin" |
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|
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def initialize_device(self, device_id, wizard, handler): |
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# Initialization method |
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msg = _("Choose how you want to initialize your {}.\n\n" |
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"The first two methods are secure as no secret information " |
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"is entered into your computer.\n\n" |
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"For the last two methods you input secrets on your keyboard " |
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"and upload them to your {}, and so you should " |
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"only do those on a computer you know to be trustworthy " |
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"and free of malware." |
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).format(self.device, self.device) |
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choices = [ |
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# Must be short as QT doesn't word-wrap radio button text |
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(TIM_NEW, _("Let the device generate a completely new seed randomly")), |
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(TIM_RECOVER, _("Recover from a seed you have previously written down")), |
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(TIM_MNEMONIC, _("Upload a BIP39 mnemonic to generate the seed")), |
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(TIM_PRIVKEY, _("Upload a master private key")) |
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] |
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def f(method): |
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import threading |
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settings = self.request_trezor_init_settings(wizard, method, self.device) |
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t = threading.Thread(target = self._initialize_device, args=(settings, method, device_id, wizard, handler)) |
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t.setDaemon(True) |
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t.start() |
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wizard.loop.exec_() |
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wizard.choice_dialog(title=_('Initialize Device'), message=msg, choices=choices, run_next=f) |
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def _initialize_device(self, settings, method, device_id, wizard, handler): |
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item, label, pin_protection, passphrase_protection = settings |
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if method == TIM_RECOVER: |
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# FIXME the PIN prompt will appear over this message |
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# which makes this unreadable |
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handler.show_error(_( |
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"You will be asked to enter 24 words regardless of your " |
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"seed's actual length. If you enter a word incorrectly or " |
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"misspell it, you cannot change it or go back - you will need " |
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"to start again from the beginning.\n\nSo please enter " |
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"the words carefully!")) |
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language = 'english' |
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devmgr = self.device_manager() |
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client = devmgr.client_by_id(device_id) |
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if method == TIM_NEW: |
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strength = 64 * (item + 2) # 128, 192 or 256 |
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u2f_counter = 0 |
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skip_backup = False |
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client.reset_device(True, strength, passphrase_protection, |
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pin_protection, label, language, |
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u2f_counter, skip_backup) |
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elif method == TIM_RECOVER: |
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word_count = 6 * (item + 2) # 12, 18 or 24 |
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client.step = 0 |
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client.recovery_device(word_count, passphrase_protection, |
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pin_protection, label, language) |
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elif method == TIM_MNEMONIC: |
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pin = pin_protection # It's the pin, not a boolean |
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client.load_device_by_mnemonic(str(item), pin, |
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passphrase_protection, |
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label, language) |
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else: |
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pin = pin_protection # It's the pin, not a boolean |
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client.load_device_by_xprv(item, pin, passphrase_protection, |
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label, language) |
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wizard.loop.exit(0) |
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def setup_device(self, device_info, wizard, purpose): |
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devmgr = self.device_manager() |
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device_id = device_info.device.id_ |
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client = devmgr.client_by_id(device_id) |
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# fixme: we should use: client.handler = wizard |
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client.handler = self.create_handler(wizard) |
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if not device_info.initialized: |
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self.initialize_device(device_id, wizard, client.handler) |
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client.get_xpub('m', 'standard') |
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client.used() |
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def get_xpub(self, device_id, derivation, xtype, wizard): |
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devmgr = self.device_manager() |
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client = devmgr.client_by_id(device_id) |
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client.handler = wizard |
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xpub = client.get_xpub(derivation, xtype) |
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client.used() |
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return xpub |
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def sign_transaction(self, keystore, tx, prev_tx, xpub_path): |
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self.prev_tx = prev_tx |
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self.xpub_path = xpub_path |
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client = self.get_client(keystore) |
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inputs = self.tx_inputs(tx, True, keystore.get_script_gen()) |
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outputs = self.tx_outputs(keystore.get_derivation(), tx, keystore.get_script_gen()) |
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signed_tx = client.sign_tx(self.get_coin_name(), inputs, outputs, lock_time=tx.locktime)[1] |
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raw = bh2u(signed_tx) |
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tx.update_signatures(raw) |
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|
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def show_address(self, wallet, keystore, address): |
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client = self.get_client(keystore) |
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if not client.atleast_version(1, 3): |
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keystore.handler.show_error(_("Your device firmware is too old")) |
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return |
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change, index = wallet.get_address_index(address) |
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derivation = keystore.derivation |
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address_path = "%s/%d/%d"%(derivation, change, index) |
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address_n = client.expand_path(address_path) |
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xpubs = wallet.get_master_public_keys() |
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if len(xpubs) == 1: |
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script_gen = keystore.get_script_gen() |
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if script_gen == SCRIPT_GEN_NATIVE_SEGWIT: |
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script_type = self.types.InputScriptType.SPENDWITNESS |
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elif script_gen == SCRIPT_GEN_P2SH_SEGWIT: |
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script_type = self.types.InputScriptType.SPENDP2SHWITNESS |
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else: |
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script_type = self.types.InputScriptType.SPENDADDRESS |
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client.get_address(self.get_coin_name(), address_n, True, script_type=script_type) |
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else: |
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def f(xpub): |
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node = self.ckd_public.deserialize(xpub) |
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return self.types.HDNodePathType(node=node, address_n=[change, index]) |
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pubkeys = wallet.get_public_keys(address) |
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# sort xpubs using the order of pubkeys |
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sorted_pubkeys, sorted_xpubs = zip(*sorted(zip(pubkeys, xpubs))) |
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pubkeys = list(map(f, sorted_xpubs)) |
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multisig = self.types.MultisigRedeemScriptType( |
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pubkeys=pubkeys, |
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signatures=[b''] * wallet.n, |
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m=wallet.m, |
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) |
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client.get_address(self.get_coin_name(), address_n, True, multisig=multisig) |
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def tx_inputs(self, tx, for_sig=False, script_gen=SCRIPT_GEN_LEGACY): |
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inputs = [] |
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for txin in tx.inputs(): |
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txinputtype = self.types.TxInputType() |
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if txin['type'] == 'coinbase': |
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prev_hash = "\0"*32 |
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prev_index = 0xffffffff # signed int -1 |
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else: |
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if for_sig: |
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x_pubkeys = txin['x_pubkeys'] |
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if len(x_pubkeys) == 1: |
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x_pubkey = x_pubkeys[0] |
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xpub, s = parse_xpubkey(x_pubkey) |
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xpub_n = self.client_class.expand_path(self.xpub_path[xpub]) |
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txinputtype._extend_address_n(xpub_n + s) |
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if script_gen == SCRIPT_GEN_NATIVE_SEGWIT: |
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txinputtype.script_type = self.types.InputScriptType.SPENDWITNESS |
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elif script_gen == SCRIPT_GEN_P2SH_SEGWIT: |
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txinputtype.script_type = self.types.InputScriptType.SPENDP2SHWITNESS |
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else: |
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txinputtype.script_type = self.types.InputScriptType.SPENDADDRESS |
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else: |
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def f(x_pubkey): |
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if is_xpubkey(x_pubkey): |
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xpub, s = parse_xpubkey(x_pubkey) |
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else: |
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xpub = xpub_from_pubkey(0, bfh(x_pubkey)) |
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s = [] |
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node = self.ckd_public.deserialize(xpub) |
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return self.types.HDNodePathType(node=node, address_n=s) |
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pubkeys = list(map(f, x_pubkeys)) |
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multisig = self.types.MultisigRedeemScriptType( |
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pubkeys=pubkeys, |
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signatures=list(map(lambda x: bfh(x)[:-1] if x else b'', txin.get('signatures'))), |
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m=txin.get('num_sig'), |
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) |
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if script_gen == SCRIPT_GEN_NATIVE_SEGWIT: |
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script_type = self.types.InputScriptType.SPENDWITNESS |
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elif script_gen == SCRIPT_GEN_P2SH_SEGWIT: |
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script_type = self.types.InputScriptType.SPENDP2SHWITNESS |
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else: |
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script_type = self.types.InputScriptType.SPENDMULTISIG |
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txinputtype = self.types.TxInputType( |
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script_type=script_type, |
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multisig=multisig |
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) |
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# find which key is mine |
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for x_pubkey in x_pubkeys: |
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if is_xpubkey(x_pubkey): |
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xpub, s = parse_xpubkey(x_pubkey) |
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if xpub in self.xpub_path: |
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xpub_n = self.client_class.expand_path(self.xpub_path[xpub]) |
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txinputtype._extend_address_n(xpub_n + s) |
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break |
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prev_hash = unhexlify(txin['prevout_hash']) |
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prev_index = txin['prevout_n'] |
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if 'value' in txin: |
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txinputtype.amount = txin['value'] |
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txinputtype.prev_hash = prev_hash |
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txinputtype.prev_index = prev_index |
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if 'scriptSig' in txin: |
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script_sig = bfh(txin['scriptSig']) |
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txinputtype.script_sig = script_sig |
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txinputtype.sequence = txin.get('sequence', 0xffffffff - 1) |
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inputs.append(txinputtype) |
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return inputs |
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|
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def tx_outputs(self, derivation, tx, script_gen=SCRIPT_GEN_LEGACY): |
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outputs = [] |
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has_change = False |
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for _type, address, amount in tx.outputs(): |
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info = tx.output_info.get(address) |
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if info is not None and not has_change: |
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has_change = True # no more than one change address |
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index, xpubs, m = info |
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if len(xpubs) == 1: |
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if script_gen == SCRIPT_GEN_NATIVE_SEGWIT: |
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script_type = self.types.OutputScriptType.PAYTOWITNESS |
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elif script_gen == SCRIPT_GEN_P2SH_SEGWIT: |
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script_type = self.types.OutputScriptType.PAYTOP2SHWITNESS |
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else: |
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script_type = self.types.OutputScriptType.PAYTOADDRESS |
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address_n = self.client_class.expand_path(derivation + "/%d/%d"%index) |
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txoutputtype = self.types.TxOutputType( |
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amount = amount, |
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script_type = script_type, |
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address_n = address_n, |
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) |
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else: |
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if script_gen == SCRIPT_GEN_NATIVE_SEGWIT: |
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script_type = self.types.OutputScriptType.PAYTOWITNESS |
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elif script_gen == SCRIPT_GEN_P2SH_SEGWIT: |
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script_type = self.types.OutputScriptType.PAYTOP2SHWITNESS |
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else: |
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script_type = self.types.OutputScriptType.PAYTOMULTISIG |
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address_n = self.client_class.expand_path("/%d/%d"%index) |
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nodes = map(self.ckd_public.deserialize, xpubs) |
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pubkeys = [ self.types.HDNodePathType(node=node, address_n=address_n) for node in nodes] |
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multisig = self.types.MultisigRedeemScriptType( |
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pubkeys = pubkeys, |
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signatures = [b''] * len(pubkeys), |
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m = m) |
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txoutputtype = self.types.TxOutputType( |
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multisig = multisig, |
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amount = amount, |
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address_n = self.client_class.expand_path(derivation + "/%d/%d"%index), |
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script_type = script_type) |
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else: |
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txoutputtype = self.types.TxOutputType() |
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txoutputtype.amount = amount |
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if _type == TYPE_SCRIPT: |
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txoutputtype.script_type = self.types.OutputScriptType.PAYTOOPRETURN |
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txoutputtype.op_return_data = address[2:] |
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elif _type == TYPE_ADDRESS: |
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txoutputtype.script_type = self.types.OutputScriptType.PAYTOADDRESS |
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txoutputtype.address = address |
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outputs.append(txoutputtype) |
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|
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return outputs |
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|
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def electrum_tx_to_txtype(self, tx): |
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t = self.types.TransactionType() |
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d = deserialize(tx.raw) |
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t.version = d['version'] |
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t.lock_time = d['lockTime'] |
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inputs = self.tx_inputs(tx) |
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t._extend_inputs(inputs) |
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for vout in d['outputs']: |
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o = t._add_bin_outputs() |
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o.amount = vout['value'] |
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o.script_pubkey = bfh(vout['scriptPubKey']) |
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return t |
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|
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# This function is called from the trezor libraries (via tx_api) |
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def get_tx(self, tx_hash): |
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tx = self.prev_tx[tx_hash] |
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return self.electrum_tx_to_txtype(tx) |
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@ -1,36 +1,437 @@ |
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from .plugin import TrezorCompatiblePlugin, TrezorCompatibleKeyStore |
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import threading |
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|
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from binascii import hexlify, unhexlify |
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|
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class TrezorKeyStore(TrezorCompatibleKeyStore): |
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from electrum.util import bfh, bh2u |
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from electrum.bitcoin import (b58_address_to_hash160, xpub_from_pubkey, |
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TYPE_ADDRESS, TYPE_SCRIPT, NetworkConstants) |
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from electrum.i18n import _ |
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from electrum.plugins import BasePlugin, Device |
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from electrum.transaction import deserialize |
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from electrum.keystore import Hardware_KeyStore, is_xpubkey, parse_xpubkey |
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|
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from ..hw_wallet import HW_PluginBase |
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|
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|
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# TREZOR initialization methods |
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TIM_NEW, TIM_RECOVER, TIM_MNEMONIC, TIM_PRIVKEY = range(0, 4) |
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|
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# script "generation" |
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SCRIPT_GEN_LEGACY, SCRIPT_GEN_P2SH_SEGWIT, SCRIPT_GEN_NATIVE_SEGWIT = range(0, 3) |
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|
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|
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class TrezorKeyStore(Hardware_KeyStore): |
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hw_type = 'trezor' |
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device = 'TREZOR' |
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|
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class TrezorPlugin(TrezorCompatiblePlugin): |
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def get_derivation(self): |
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return self.derivation |
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|
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def get_script_gen(self): |
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def is_p2sh_segwit(): |
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return self.derivation.startswith("m/49'/") |
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|
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def is_native_segwit(): |
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return self.derivation.startswith("m/84'/") |
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|
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if is_native_segwit(): |
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return SCRIPT_GEN_NATIVE_SEGWIT |
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elif is_p2sh_segwit(): |
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return SCRIPT_GEN_P2SH_SEGWIT |
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else: |
|||
return SCRIPT_GEN_LEGACY |
|||
|
|||
def get_client(self, force_pair=True): |
|||
return self.plugin.get_client(self, force_pair) |
|||
|
|||
def decrypt_message(self, sequence, message, password): |
|||
raise RuntimeError(_('Encryption and decryption are not implemented by {}').format(self.device)) |
|||
|
|||
def sign_message(self, sequence, message, password): |
|||
client = self.get_client() |
|||
address_path = self.get_derivation() + "/%d/%d"%sequence |
|||
address_n = client.expand_path(address_path) |
|||
msg_sig = client.sign_message(self.plugin.get_coin_name(), address_n, message) |
|||
return msg_sig.signature |
|||
|
|||
def sign_transaction(self, tx, password): |
|||
if tx.is_complete(): |
|||
return |
|||
# previous transactions used as inputs |
|||
prev_tx = {} |
|||
# path of the xpubs that are involved |
|||
xpub_path = {} |
|||
for txin in tx.inputs(): |
|||
pubkeys, x_pubkeys = tx.get_sorted_pubkeys(txin) |
|||
tx_hash = txin['prevout_hash'] |
|||
prev_tx[tx_hash] = txin['prev_tx'] |
|||
for x_pubkey in x_pubkeys: |
|||
if not is_xpubkey(x_pubkey): |
|||
continue |
|||
xpub, s = parse_xpubkey(x_pubkey) |
|||
if xpub == self.get_master_public_key(): |
|||
xpub_path[xpub] = self.get_derivation() |
|||
|
|||
self.plugin.sign_transaction(self, tx, prev_tx, xpub_path) |
|||
|
|||
|
|||
class TrezorPlugin(HW_PluginBase): |
|||
# Derived classes provide: |
|||
# |
|||
# class-static variables: client_class, firmware_URL, handler_class, |
|||
# libraries_available, libraries_URL, minimum_firmware, |
|||
# wallet_class, ckd_public, types |
|||
|
|||
firmware_URL = 'https://wallet.trezor.io' |
|||
libraries_URL = 'https://github.com/trezor/python-trezor' |
|||
minimum_firmware = (1, 5, 2) |
|||
keystore_class = TrezorKeyStore |
|||
|
|||
def __init__(self, *args): |
|||
MAX_LABEL_LEN = 32 |
|||
|
|||
def __init__(self, parent, config, name): |
|||
HW_PluginBase.__init__(self, parent, config, name) |
|||
self.main_thread = threading.current_thread() |
|||
|
|||
try: |
|||
from . import client |
|||
# Minimal test if python-trezor is installed |
|||
import trezorlib |
|||
import trezorlib.ckd_public |
|||
import trezorlib.transport_hid |
|||
import trezorlib.messages |
|||
self.client_class = client.TrezorClient |
|||
self.ckd_public = trezorlib.ckd_public |
|||
self.types = trezorlib.messages |
|||
self.DEVICE_IDS = (trezorlib.transport_hid.DEV_TREZOR1, trezorlib.transport_hid.DEV_TREZOR2) |
|||
self.libraries_available = True |
|||
except ImportError: |
|||
self.libraries_available = False |
|||
TrezorCompatiblePlugin.__init__(self, *args) |
|||
return |
|||
|
|||
from . import client |
|||
import trezorlib.ckd_public |
|||
import trezorlib.messages |
|||
self.client_class = client.TrezorClient |
|||
self.ckd_public = trezorlib.ckd_public |
|||
self.types = trezorlib.messages |
|||
self.DEVICE_IDS = ('TREZOR',) |
|||
|
|||
self.device_manager().register_enumerate_func(self.enumerate) |
|||
|
|||
def enumerate(self): |
|||
from trezorlib.device import TrezorDevice |
|||
return [Device(d.get_path(), -1, d.get_path(), 'TREZOR', 0) for d in TrezorDevice.enumerate()] |
|||
|
|||
def create_client(self, device, handler): |
|||
from trezorlib.device import TrezorDevice |
|||
try: |
|||
self.print_error("connecting to device at", device.path) |
|||
transport = TrezorDevice.find_by_path(device.path) |
|||
except BaseException as e: |
|||
self.print_error("cannot connect at", device.path, str(e)) |
|||
return None |
|||
|
|||
if not transport: |
|||
self.print_error("cannot connect at", device.path) |
|||
return |
|||
|
|||
self.print_error("connected to device at", device.path) |
|||
client = self.client_class(transport, handler, self) |
|||
|
|||
# Try a ping for device sanity |
|||
try: |
|||
client.ping('t') |
|||
except BaseException as e: |
|||
self.print_error("ping failed", str(e)) |
|||
return None |
|||
|
|||
if not client.atleast_version(*self.minimum_firmware): |
|||
msg = (_('Outdated {} firmware for device labelled {}. Please ' |
|||
'download the updated firmware from {}') |
|||
.format(self.device, client.label(), self.firmware_URL)) |
|||
self.print_error(msg) |
|||
handler.show_error(msg) |
|||
return None |
|||
|
|||
return client |
|||
|
|||
def get_client(self, keystore, force_pair=True): |
|||
devmgr = self.device_manager() |
|||
handler = keystore.handler |
|||
with devmgr.hid_lock: |
|||
client = devmgr.client_for_keystore(self, handler, keystore, force_pair) |
|||
# returns the client for a given keystore. can use xpub |
|||
if client: |
|||
client.used() |
|||
return client |
|||
|
|||
def get_coin_name(self): |
|||
return "Testnet" if NetworkConstants.TESTNET else "Bitcoin" |
|||
|
|||
def initialize_device(self, device_id, wizard, handler): |
|||
# Initialization method |
|||
msg = _("Choose how you want to initialize your {}.\n\n" |
|||
"The first two methods are secure as no secret information " |
|||
"is entered into your computer.\n\n" |
|||
"For the last two methods you input secrets on your keyboard " |
|||
"and upload them to your {}, and so you should " |
|||
"only do those on a computer you know to be trustworthy " |
|||
"and free of malware." |
|||
).format(self.device, self.device) |
|||
choices = [ |
|||
# Must be short as QT doesn't word-wrap radio button text |
|||
(TIM_NEW, _("Let the device generate a completely new seed randomly")), |
|||
(TIM_RECOVER, _("Recover from a seed you have previously written down")), |
|||
(TIM_MNEMONIC, _("Upload a BIP39 mnemonic to generate the seed")), |
|||
(TIM_PRIVKEY, _("Upload a master private key")) |
|||
] |
|||
def f(method): |
|||
import threading |
|||
settings = self.request_trezor_init_settings(wizard, method, self.device) |
|||
t = threading.Thread(target = self._initialize_device, args=(settings, method, device_id, wizard, handler)) |
|||
t.setDaemon(True) |
|||
t.start() |
|||
wizard.loop.exec_() |
|||
wizard.choice_dialog(title=_('Initialize Device'), message=msg, choices=choices, run_next=f) |
|||
|
|||
def _initialize_device(self, settings, method, device_id, wizard, handler): |
|||
item, label, pin_protection, passphrase_protection = settings |
|||
|
|||
if method == TIM_RECOVER: |
|||
# FIXME the PIN prompt will appear over this message |
|||
# which makes this unreadable |
|||
handler.show_error(_( |
|||
"You will be asked to enter 24 words regardless of your " |
|||
"seed's actual length. If you enter a word incorrectly or " |
|||
"misspell it, you cannot change it or go back - you will need " |
|||
"to start again from the beginning.\n\nSo please enter " |
|||
"the words carefully!")) |
|||
|
|||
language = 'english' |
|||
devmgr = self.device_manager() |
|||
client = devmgr.client_by_id(device_id) |
|||
|
|||
if method == TIM_NEW: |
|||
strength = 64 * (item + 2) # 128, 192 or 256 |
|||
u2f_counter = 0 |
|||
skip_backup = False |
|||
client.reset_device(True, strength, passphrase_protection, |
|||
pin_protection, label, language, |
|||
u2f_counter, skip_backup) |
|||
elif method == TIM_RECOVER: |
|||
word_count = 6 * (item + 2) # 12, 18 or 24 |
|||
client.step = 0 |
|||
client.recovery_device(word_count, passphrase_protection, |
|||
pin_protection, label, language) |
|||
elif method == TIM_MNEMONIC: |
|||
pin = pin_protection # It's the pin, not a boolean |
|||
client.load_device_by_mnemonic(str(item), pin, |
|||
passphrase_protection, |
|||
label, language) |
|||
else: |
|||
pin = pin_protection # It's the pin, not a boolean |
|||
client.load_device_by_xprv(item, pin, passphrase_protection, |
|||
label, language) |
|||
wizard.loop.exit(0) |
|||
|
|||
def setup_device(self, device_info, wizard, purpose): |
|||
devmgr = self.device_manager() |
|||
device_id = device_info.device.id_ |
|||
client = devmgr.client_by_id(device_id) |
|||
# fixme: we should use: client.handler = wizard |
|||
client.handler = self.create_handler(wizard) |
|||
if not device_info.initialized: |
|||
self.initialize_device(device_id, wizard, client.handler) |
|||
client.get_xpub('m', 'standard') |
|||
client.used() |
|||
|
|||
def get_xpub(self, device_id, derivation, xtype, wizard): |
|||
devmgr = self.device_manager() |
|||
client = devmgr.client_by_id(device_id) |
|||
client.handler = wizard |
|||
xpub = client.get_xpub(derivation, xtype) |
|||
client.used() |
|||
return xpub |
|||
|
|||
def sign_transaction(self, keystore, tx, prev_tx, xpub_path): |
|||
self.prev_tx = prev_tx |
|||
self.xpub_path = xpub_path |
|||
client = self.get_client(keystore) |
|||
inputs = self.tx_inputs(tx, True, keystore.get_script_gen()) |
|||
outputs = self.tx_outputs(keystore.get_derivation(), tx, keystore.get_script_gen()) |
|||
signed_tx = client.sign_tx(self.get_coin_name(), inputs, outputs, lock_time=tx.locktime)[1] |
|||
raw = bh2u(signed_tx) |
|||
tx.update_signatures(raw) |
|||
|
|||
def show_address(self, wallet, keystore, address): |
|||
client = self.get_client(keystore) |
|||
if not client.atleast_version(1, 3): |
|||
keystore.handler.show_error(_("Your device firmware is too old")) |
|||
return |
|||
change, index = wallet.get_address_index(address) |
|||
derivation = keystore.derivation |
|||
address_path = "%s/%d/%d"%(derivation, change, index) |
|||
address_n = client.expand_path(address_path) |
|||
xpubs = wallet.get_master_public_keys() |
|||
if len(xpubs) == 1: |
|||
script_gen = keystore.get_script_gen() |
|||
if script_gen == SCRIPT_GEN_NATIVE_SEGWIT: |
|||
script_type = self.types.InputScriptType.SPENDWITNESS |
|||
elif script_gen == SCRIPT_GEN_P2SH_SEGWIT: |
|||
script_type = self.types.InputScriptType.SPENDP2SHWITNESS |
|||
else: |
|||
script_type = self.types.InputScriptType.SPENDADDRESS |
|||
client.get_address(self.get_coin_name(), address_n, True, script_type=script_type) |
|||
else: |
|||
def f(xpub): |
|||
node = self.ckd_public.deserialize(xpub) |
|||
return self.types.HDNodePathType(node=node, address_n=[change, index]) |
|||
pubkeys = wallet.get_public_keys(address) |
|||
# sort xpubs using the order of pubkeys |
|||
sorted_pubkeys, sorted_xpubs = zip(*sorted(zip(pubkeys, xpubs))) |
|||
pubkeys = list(map(f, sorted_xpubs)) |
|||
multisig = self.types.MultisigRedeemScriptType( |
|||
pubkeys=pubkeys, |
|||
signatures=[b''] * wallet.n, |
|||
m=wallet.m, |
|||
) |
|||
client.get_address(self.get_coin_name(), address_n, True, multisig=multisig) |
|||
|
|||
def tx_inputs(self, tx, for_sig=False, script_gen=SCRIPT_GEN_LEGACY): |
|||
inputs = [] |
|||
for txin in tx.inputs(): |
|||
txinputtype = self.types.TxInputType() |
|||
if txin['type'] == 'coinbase': |
|||
prev_hash = "\0"*32 |
|||
prev_index = 0xffffffff # signed int -1 |
|||
else: |
|||
if for_sig: |
|||
x_pubkeys = txin['x_pubkeys'] |
|||
if len(x_pubkeys) == 1: |
|||
x_pubkey = x_pubkeys[0] |
|||
xpub, s = parse_xpubkey(x_pubkey) |
|||
xpub_n = self.client_class.expand_path(self.xpub_path[xpub]) |
|||
txinputtype._extend_address_n(xpub_n + s) |
|||
if script_gen == SCRIPT_GEN_NATIVE_SEGWIT: |
|||
txinputtype.script_type = self.types.InputScriptType.SPENDWITNESS |
|||
elif script_gen == SCRIPT_GEN_P2SH_SEGWIT: |
|||
txinputtype.script_type = self.types.InputScriptType.SPENDP2SHWITNESS |
|||
else: |
|||
txinputtype.script_type = self.types.InputScriptType.SPENDADDRESS |
|||
else: |
|||
def f(x_pubkey): |
|||
if is_xpubkey(x_pubkey): |
|||
xpub, s = parse_xpubkey(x_pubkey) |
|||
else: |
|||
xpub = xpub_from_pubkey(0, bfh(x_pubkey)) |
|||
s = [] |
|||
node = self.ckd_public.deserialize(xpub) |
|||
return self.types.HDNodePathType(node=node, address_n=s) |
|||
pubkeys = list(map(f, x_pubkeys)) |
|||
multisig = self.types.MultisigRedeemScriptType( |
|||
pubkeys=pubkeys, |
|||
signatures=list(map(lambda x: bfh(x)[:-1] if x else b'', txin.get('signatures'))), |
|||
m=txin.get('num_sig'), |
|||
) |
|||
if script_gen == SCRIPT_GEN_NATIVE_SEGWIT: |
|||
script_type = self.types.InputScriptType.SPENDWITNESS |
|||
elif script_gen == SCRIPT_GEN_P2SH_SEGWIT: |
|||
script_type = self.types.InputScriptType.SPENDP2SHWITNESS |
|||
else: |
|||
script_type = self.types.InputScriptType.SPENDMULTISIG |
|||
txinputtype = self.types.TxInputType( |
|||
script_type=script_type, |
|||
multisig=multisig |
|||
) |
|||
# find which key is mine |
|||
for x_pubkey in x_pubkeys: |
|||
if is_xpubkey(x_pubkey): |
|||
xpub, s = parse_xpubkey(x_pubkey) |
|||
if xpub in self.xpub_path: |
|||
xpub_n = self.client_class.expand_path(self.xpub_path[xpub]) |
|||
txinputtype._extend_address_n(xpub_n + s) |
|||
break |
|||
|
|||
prev_hash = unhexlify(txin['prevout_hash']) |
|||
prev_index = txin['prevout_n'] |
|||
|
|||
if 'value' in txin: |
|||
txinputtype.amount = txin['value'] |
|||
txinputtype.prev_hash = prev_hash |
|||
txinputtype.prev_index = prev_index |
|||
|
|||
if 'scriptSig' in txin: |
|||
script_sig = bfh(txin['scriptSig']) |
|||
txinputtype.script_sig = script_sig |
|||
|
|||
txinputtype.sequence = txin.get('sequence', 0xffffffff - 1) |
|||
|
|||
inputs.append(txinputtype) |
|||
|
|||
return inputs |
|||
|
|||
def tx_outputs(self, derivation, tx, script_gen=SCRIPT_GEN_LEGACY): |
|||
outputs = [] |
|||
has_change = False |
|||
|
|||
for _type, address, amount in tx.outputs(): |
|||
info = tx.output_info.get(address) |
|||
if info is not None and not has_change: |
|||
has_change = True # no more than one change address |
|||
index, xpubs, m = info |
|||
if len(xpubs) == 1: |
|||
if script_gen == SCRIPT_GEN_NATIVE_SEGWIT: |
|||
script_type = self.types.OutputScriptType.PAYTOWITNESS |
|||
elif script_gen == SCRIPT_GEN_P2SH_SEGWIT: |
|||
script_type = self.types.OutputScriptType.PAYTOP2SHWITNESS |
|||
else: |
|||
script_type = self.types.OutputScriptType.PAYTOADDRESS |
|||
address_n = self.client_class.expand_path(derivation + "/%d/%d"%index) |
|||
txoutputtype = self.types.TxOutputType( |
|||
amount = amount, |
|||
script_type = script_type, |
|||
address_n = address_n, |
|||
) |
|||
else: |
|||
if script_gen == SCRIPT_GEN_NATIVE_SEGWIT: |
|||
script_type = self.types.OutputScriptType.PAYTOWITNESS |
|||
elif script_gen == SCRIPT_GEN_P2SH_SEGWIT: |
|||
script_type = self.types.OutputScriptType.PAYTOP2SHWITNESS |
|||
else: |
|||
script_type = self.types.OutputScriptType.PAYTOMULTISIG |
|||
address_n = self.client_class.expand_path("/%d/%d"%index) |
|||
nodes = map(self.ckd_public.deserialize, xpubs) |
|||
pubkeys = [ self.types.HDNodePathType(node=node, address_n=address_n) for node in nodes] |
|||
multisig = self.types.MultisigRedeemScriptType( |
|||
pubkeys = pubkeys, |
|||
signatures = [b''] * len(pubkeys), |
|||
m = m) |
|||
txoutputtype = self.types.TxOutputType( |
|||
multisig = multisig, |
|||
amount = amount, |
|||
address_n = self.client_class.expand_path(derivation + "/%d/%d"%index), |
|||
script_type = script_type) |
|||
else: |
|||
txoutputtype = self.types.TxOutputType() |
|||
txoutputtype.amount = amount |
|||
if _type == TYPE_SCRIPT: |
|||
txoutputtype.script_type = self.types.OutputScriptType.PAYTOOPRETURN |
|||
txoutputtype.op_return_data = address[2:] |
|||
elif _type == TYPE_ADDRESS: |
|||
txoutputtype.script_type = self.types.OutputScriptType.PAYTOADDRESS |
|||
txoutputtype.address = address |
|||
|
|||
outputs.append(txoutputtype) |
|||
|
|||
return outputs |
|||
|
|||
def hid_transport(self, device): |
|||
from trezorlib.transport_hid import HidTransport |
|||
return HidTransport.find_by_path(device.path) |
|||
def electrum_tx_to_txtype(self, tx): |
|||
t = self.types.TransactionType() |
|||
d = deserialize(tx.raw) |
|||
t.version = d['version'] |
|||
t.lock_time = d['lockTime'] |
|||
inputs = self.tx_inputs(tx) |
|||
t._extend_inputs(inputs) |
|||
for vout in d['outputs']: |
|||
o = t._add_bin_outputs() |
|||
o.amount = vout['value'] |
|||
o.script_pubkey = bfh(vout['scriptPubKey']) |
|||
return t |
|||
|
|||
def bridge_transport(self, d): |
|||
from trezorlib.transport_bridge import BridgeTransport |
|||
return BridgeTransport(d) |
|||
# This function is called from the trezor libraries (via tx_api) |
|||
def get_tx(self, tx_hash): |
|||
tx = self.prev_tx[tx_hash] |
|||
return self.electrum_tx_to_txtype(tx) |
|||
|
|||
Loading…
Reference in new issue