def restore(self, t):
if t == 'standard':
text = self.enter_seed_dialog(MSG_ENTER_ANYTHING, None)
if not text:
return
password = self.password_dialog() if Wallet.is_seed(text) or Wallet.is_xprv(text) or Wallet.is_private_key(text) else None
wallet = Wallet.from_text(text, password, self.storage)
elif re.match('(\d+)of(\d+)', t):
n = int(re.match('(\d+)of(\d+)', t).group(2))
key_list = self.multi_seed_dialog(n - 1)
if not key_list:
return
password = self.password_dialog() if any(map(lambda x: Wallet.is_seed(x) or Wallet.is_xprv(x), key_list)) else None
wallet = Wallet.from_multisig(key_list, password, self.storage, t)
else:
self.storage.put('wallet_type', t, False)
# call the constructor to load the plugin (side effect)
Wallet(self.storage)
wallet = always_hook('installwizard_restore', self, self.storage)
if not wallet:
util.print_error("no wallet")
return
# create first keys offline
self.waiting_dialog(wallet.synchronize)
return wallet
def verify_connection(self, expected_xfp, expected_xpub):
ex = (expected_xfp, expected_xpub)
if self._expected_device == ex:
# all is as expected
return
if ( (self._expected_device is not None)
or (self.dev.master_fingerprint != expected_xfp)
or (self.dev.master_xpub != expected_xpub)):
# probably indicating programing error, not hacking
print_error("[coldcard]", f"xpubs. reported by device: {self.dev.master_xpub}. "
f"stored in file: {expected_xpub}")
raise RuntimeError("Expecting 0x%08x but that's not whats connected?!" %
expected_xfp)
# check signature over session key
# - mitm might have lied about xfp and xpub up to here
# - important that we use value capture at wallet creation time, not some value
# we read over USB today
self.dev.check_mitm(expected_xpub=expected_xpub)
self._expected_device = ex
print_error("[coldcard]", "Successfully verified against MiTM")
def do_full_push(self):
try:
bundle = {"labels": {}}
for key, value in self.wallet.labels.iteritems():
encoded = self.encode(key)
bundle["labels"][encoded] = self.encode(value)
params = json.dumps(bundle)
connection = httplib.HTTPConnection(self.target_host)
connection.request("POST", ("/api/wallets/%s/labels/batch.json?auth_token=%s" % (self.wallet_id, self.auth_token())), params, {'Content-Type': 'application/json'})
response = connection.getresponse()
if response.reason == httplib.responses[httplib.NOT_FOUND]:
return
try:
response = json.loads(response.read())
except ValueError as e:
return False
if "error" in response:
QMessageBox.warning(None, _("Error"),_("Could not sync labels: %s" % response["error"]))
return False
return True
except socket.gaierror as e:
print_error('Error connecting to service: %s ' % e)
return False
def do_full_pull(self, force = False):
try:
connection = httplib.HTTPConnection(self.target_host)
connection.request("GET", ("/api/wallets/%s/labels.json?auth_token=%s" % (self.wallet_id, self.auth_token())),"", {'Content-Type': 'application/json'})
response = connection.getresponse()
if response.reason == httplib.responses[httplib.NOT_FOUND]:
return
try:
response = json.loads(response.read())
except ValueError as e:
return False
if "error" in response:
QMessageBox.warning(None, _("Error"),_("Could not sync labels: %s" % response["error"]))
return False
for label in response:
decoded_key = self.decode(label["external_id"])
decoded_label = self.decode(label["text"])
if force or not self.wallet.labels.get(decoded_key):
self.wallet.labels[decoded_key] = decoded_label
return True
except socket.gaierror as e:
print_error('Error connecting to service: %s ' % e)
return False
def close_wallet(self):
print_error("trezor: clear session")
if self.client:
self.client.clear_session()
self.client.transport.close()
self.client = None
self.wallet = None
def get_xpub(self, bip32_path):
self.checkDevice()
# bip32_path is of the form 44'/0'/1'
# S-L-O-W - we don't handle the fingerprint directly, so compute
# it manually from the previous node
# This only happens once so it's bearable
#self.get_client() # prompt for the PIN before displaying the dialog if necessary
#self.handler.show_message("Computing master public key")
try:
splitPath = bip32_path.split('/')
if splitPath[0] == 'm':
splitPath = splitPath[1:]
bip32_path = bip32_path[2:]
fingerprint = 0
if len(splitPath) > 1:
prevPath = "/".join(splitPath[0:len(splitPath) - 1])
nodeData = self.dongleObject.getWalletPublicKey(prevPath)
publicKey = compress_public_key(nodeData['publicKey'])
h = hashlib.new('ripemd160')
h.update(hashlib.sha256(publicKey).digest())
fingerprint = unpack(">I", h.digest()[0:4])[0]
nodeData = self.dongleObject.getWalletPublicKey(bip32_path)
publicKey = compress_public_key(nodeData['publicKey'])
depth = len(splitPath)
lastChild = splitPath[len(splitPath) - 1].split('\'')
if len(lastChild) == 1:
childnum = int(lastChild[0])
else:
childnum = 0x80000000 | int(lastChild[0])
xpub = bitcoin.serialize_xpub(0, str(nodeData['chainCode']), str(publicKey), depth, self.i4b(fingerprint), self.i4b(childnum))
return xpub
except Exception as e:
print_error(e)
return None
def start_new_window(self, path, uri, app_is_starting=False):
'''Raises the window for the wallet if it is open. Otherwise
opens the wallet and creates a new window for it'''
try:
wallet = self.daemon.load_wallet(path, None)
except BaseException as e:
traceback.print_exc(file=sys.stdout)
d = QMessageBox(QMessageBox.Warning, _('Error'),
_('Cannot load wallet') + ' (1):\n' + str(e))
d.exec_()
if app_is_starting:
# do not return so that the wizard can appear
wallet = None
else:
return
if not wallet:
storage = WalletStorage(path, manual_upgrades=True)
wizard = InstallWizard(self.config, self.app, self.plugins, storage)
try:
wallet = wizard.run_and_get_wallet(self.daemon.get_wallet)
except UserCancelled:
pass
except GoBack as e:
print_error('[start_new_window] Exception caught (GoBack)', e)
except (WalletFileException, BitcoinException) as e:
traceback.print_exc(file=sys.stderr)
d = QMessageBox(QMessageBox.Warning, _('Error'),
_('Cannot load wallet') + ' (2):\n' + str(e))
d.exec_()
return
finally:
wizard.terminate()
if not wallet:
return
if not self.daemon.get_wallet(wallet.storage.path):
# wallet was not in memory
wallet.start_threads(self.daemon.network)
self.daemon.add_wallet(wallet)
try:
for w in self.windows:
if w.wallet.storage.path == wallet.storage.path:
w.bring_to_top()
return
w = self.create_window_for_wallet(wallet)
except BaseException as e:
traceback.print_exc(file=sys.stdout)
d = QMessageBox(QMessageBox.Warning, _('Error'),
_('Cannot create window for wallet') + ':\n' + str(e))
d.exec_()
return
if uri:
w.pay_to_URI(uri)
w.bring_to_top()
w.setWindowState(w.windowState() & ~QtCore.Qt.WindowMinimized | QtCore.Qt.WindowActive)
# this will activate the window
w.activateWindow()
return w
def give_error(self, message, clear_client = False):
print_error(message)
if not self.signing:
self.handler.show_error(message)
else:
self.signing = False
if clear_client:
self.client = None
raise Exception(message)
def give_error(self, message, clear_client=False):
print_error(message)
if not self.ux_busy:
self.handler.show_error(message)
else:
self.ux_busy = False
if clear_client:
self.client = None
raise UserFacingException(message)
def give_error(self, message, clear_client=False):
print_error(message)
if not self.signing:
QMessageBox.warning(QDialog(), _("Warning"), _(message), _("OK"))
else:
self.signing = False
if clear_client:
self.plugin.client = None
self.device_checked = False
raise Exception(message)
def load_theme(self):
"""Load theme retrieved from wallet file."""
try:
theme_prefix, theme_path = self.themes[self.theme_name]
except KeyError:
util.print_error("Theme not found!", self.theme_name)
return
QDir.setCurrent(os.path.join(theme_prefix, theme_path))
with open(rsrc("style.css")) as style_file:
qApp.setStyleSheet(style_file.read())
def load_theme(self):
"""Load theme retrieved from wallet file."""
try:
theme_prefix, theme_path = self.themes[self.theme_name]
except KeyError:
util.print_error("Theme not found!", self.theme_name)
return
full_theme_path = "%s/%s/style.css" % (theme_prefix, theme_path)
with open(full_theme_path) as style_file:
qApp.setStyleSheet(style_file.read())
def give_error(self, message, clear_client = False):
print_error(message)
if not self.signing:
QMessageBox.warning(QDialog(), _('Warning'), _(message), _('OK'))
else:
self.signing = False
if clear_client and self.client is not None:
self.client.bad = True
self.device_checked = False
raise Exception(message)
def update(self):
fx = self.parent.fx
if fx: fx.history_used_spot = False
r = self.wallet.get_full_history(domain=self.get_domain(), from_timestamp=None, to_timestamp=None, fx=fx)
seen = set()
history = fx.show_history()
tx_list = list(self.transactions.values())
if r['transactions'] == tx_list:
return
if r['transactions'][:-1] == tx_list:
print_error('history_list: one new transaction')
row = r['transactions'][-1]
txid = row['txid']
if txid not in self.transactions:
self.transactions[txid] = row
self.insert_tx(row)
return
else:
print_error('history_list: tx added but txid is already in list (weird), txid: ', txid)
for idx, row in enumerate(r['transactions']):
txid = row['txid']
seen.add(txid)
if txid not in self.transactions:
self.transactions[txid] = row
self.insert_tx(row)
continue
old = self.transactions[txid]
if old == row:
continue
self.update_item(txid, self.wallet.get_tx_height(txid))
if history:
self.update_fiat(txid, row)
balance_str = self.parent.format_amount(row['balance'].value, whitespaces=True)
self.txid_to_items[txid][4].setText(balance_str)
self.txid_to_items[txid][4].setData(row['balance'].value, self.SORT_ROLE)
old.clear()
old.update(**row)
removed = 0
l = list(enumerate(self.transactions.keys()))
for idx, txid in l:
if txid not in seen:
del self.transactions[txid]
del self.txid_to_items[txid]
items = self.std_model.takeRow(idx - removed)
removed_txid = items[0].data(self.TX_HASH_ROLE)
assert removed_txid == txid, (idx, removed)
removed += 1
self.apply_filter()
# update summary
self.summary = r['summary']
if not self.years and self.transactions:
start_date = next(iter(self.transactions.values())).get('date') or date.today()
end_date = next(iter(reversed(self.transactions.values()))).get('date') or date.today()
self.years = [str(i) for i in range(start_date.year, end_date.year + 1)]
self.period_combo.insertItems(1, self.years)
def set_dark_theme_if_needed(self):
use_dark_theme = self.config.get('qt_gui_color_theme', 'default') == 'dark'
if use_dark_theme:
try:
import qdarkstyle
self.app.setStyleSheet(qdarkstyle.load_stylesheet_pyqt5())
except BaseException as e:
use_dark_theme = False
print_error('Error setting dark theme: {}'.format(e))
# Even if we ourselves don't set the dark theme,
# the OS/window manager/etc might set *a dark theme*.
# Hence, try to choose colors accordingly:
ColorScheme.update_from_widget(QWidget(), force_dark=use_dark_theme)
def hid_send_plain(self, msg):
reply = ""
try:
self.dbb_hid.write('\0' + bytearray(msg) + '\0' * (self.hidBufSize - len(msg)))
r = []
while len(r) < self.hidBufSize:
r = r + self.dbb_hid.read(self.hidBufSize)
r = str(bytearray(r)).rstrip(' \t\r\n\0')
r = r.replace("\0", '')
reply = json.loads(r)
except Exception as e:
print_error('Exception caught ' + str(e))
return reply
def comserver_post_notification(self, payload):
assert self.is_mobile_paired(), "unexpected mobile pairing error"
url = 'https://digitalbitbox.com/smartverification/index.php'
key_s = base64.b64decode(self.digitalbitbox_config[ENCRYPTION_PRIVKEY_KEY])
args = 'c=data&s=0&dt=0&uuid=%s&pl=%s' % (
self.digitalbitbox_config[CHANNEL_ID_KEY],
EncodeAES_base64(key_s, json.dumps(payload).encode('ascii')).decode('ascii'),
)
try:
text = Network.send_http_on_proxy('post', url, body=args.encode('ascii'), headers={'content-type': 'application/x-www-form-urlencoded'})
print_error('digitalbitbox reply from server', text)
except Exception as e:
self.handler.show_error(repr(e)) # repr because str(Exception()) == ''
def hid_send_encrypt(self, msg):
reply = ""
try:
secret = Hash(self.password)
msg = EncodeAES(secret, msg)
reply = self.hid_send_plain(msg)
if 'ciphertext' in reply:
reply = DecodeAES(secret, ''.join(reply["ciphertext"]))
reply = json.loads(reply)
if 'error' in reply:
self.password = None
except Exception as e:
print_error('Exception caught ' + str(e))
return reply
def get_xpub(self, bip32_path, xtype):
assert xtype in ColdcardPlugin.SUPPORTED_XTYPES
print_error('[coldcard]', 'Derive xtype = %r' % xtype)
xpub = self.dev.send_recv(CCProtocolPacker.get_xpub(bip32_path), timeout=5000)
# TODO handle timeout?
# change type of xpub to the requested type
try:
__, depth, fingerprint, child_number, c, cK = deserialize_xpub(xpub)
except InvalidMasterKeyVersionBytes:
raise UserFacingException(_('Invalid xpub magic. Make sure your {} device is set to the correct chain.')
.format(self.device)) from None
if xtype != 'standard':
xpub = serialize_xpub(xtype, c, cK, depth, fingerprint, child_number)
return xpub
def validate_dnssec(self, url):
print_error('[OA] Checking DNSSEC trust chain for ' + url)
try:
default = dns.resolver.get_default_resolver()
ns = default.nameservers[0]
parts = url.split('.')
for i in xrange(len(parts), 0, -1):
sub = '.'.join(parts[i - 1:])
query = dns.message.make_query(sub, dns.rdatatype.NS)
response = dns.query.udp(query, ns, 1)
if response.rcode() != dns.rcode.NOERROR:
return 0
if len(response.authority) > 0:
rrset = response.authority[0]
else:
rrset = response.answer[0]
rr = rrset[0]
if rr.rdtype == dns.rdatatype.SOA:
#Same server is authoritative, don't check again
continue
query = dns.message.make_query(sub,
dns.rdatatype.DNSKEY,
want_dnssec=True)
response = dns.query.udp(query, ns, 1)
if response.rcode() != 0:
return 0
# HANDLE QUERY FAILED (SERVER ERROR OR NO DNSKEY RECORD)
# answer should contain two RRSET: DNSKEY and RRSIG(DNSKEY)
answer = response.answer
if len(answer) != 2:
return 0
# the DNSKEY should be self signed, validate it
name = dns.name.from_text(sub)
try:
dns.dnssec.validate(answer[0], answer[1], {name: answer[0]})
except dns.dnssec.ValidationFailure:
return 0
except Exception, e:
return 0
def get_xpub(self, bip32_path, xtype):
assert xtype in ColdcardPlugin.SUPPORTED_XTYPES
print_error('[coldcard]', 'Derive xtype = %r' % xtype)
xpub = self.dev.send_recv(CCProtocolPacker.get_xpub(bip32_path), timeout=5000)
# TODO handle timeout?
# change type of xpub to the requested type
try:
node = BIP32Node.from_xkey(xpub)
except InvalidMasterKeyVersionBytes:
raise UserFacingException(_('Invalid xpub magic. Make sure your {} device is set to the correct chain.')
.format(self.device)) from None
if xtype != 'standard':
xpub = node._replace(xtype=xtype).to_xpub()
return xpub
def set_label(self, item,label, changed):
if not changed:
return
try:
bundle = {"label": {"external_id": self.encode(item), "text": self.encode(label)}}
params = json.dumps(bundle)
connection = httplib.HTTPConnection(self.target_host)
connection.request("POST", ("/api/wallets/%s/labels.json?auth_token=%s" % (self.wallet_id, self.auth_token())), params, {'Content-Type': 'application/json'})
response = connection.getresponse()
if response.reason == httplib.responses[httplib.NOT_FOUND]:
return
response = json.loads(response.read())
except socket.gaierror as e:
print_error('Error connecting to service: %s ' % e)
return False
def use_tor_proxy(self, use_it):
if not use_it:
self.proxy_cb.setChecked(False)
else:
socks5_mode_index = self.proxy_mode.findText('SOCKS5')
if socks5_mode_index == -1:
print_error("[network_dialog] can't find proxy_mode 'SOCKS5'")
return
self.proxy_mode.setCurrentIndex(socks5_mode_index)
self.proxy_host.setText("127.0.0.1")
self.proxy_port.setText(str(self.tor_proxy[1]))
self.proxy_user.setText("")
self.proxy_password.setText("")
self.tor_cb.setChecked(True)
self.proxy_cb.setChecked(True)
self.set_proxy()
def sign_transaction(self, tx, password):
# Build a PSBT in memory, upload it for signing.
# - we can also work offline (without paired device present)
if tx.is_complete():
return
client = self.get_client()
assert client.dev.master_fingerprint == self.ckcc_xfp
raw_psbt = self.build_psbt(tx)
#open('debug.psbt', 'wb').write(out_fd.getvalue())
try:
try:
self.handler.show_message("Authorize Transaction...")
client.sign_transaction_start(raw_psbt, True)
while 1:
# How to kill some time, without locking UI?
time.sleep(0.250)
resp = client.sign_transaction_poll()
if resp is not None:
break
rlen, rsha = resp
# download the resulting txn.
new_raw = client.download_file(rlen, rsha)
finally:
self.handler.finished()
except (CCUserRefused, CCBusyError) as exc:
print_error('[coldcard]', 'Did not sign:', str(exc))
self.handler.show_error(str(exc))
return
except BaseException as e:
traceback.print_exc(file=sys.stderr)
self.give_error(e, True)
return
# trust the coldcard to re-searilize final product right?
tx.update(bh2u(new_raw))
def restore(self, t):
if t == "standard":
text = self.enter_seed_dialog(MSG_ENTER_ANYTHING, None)
if not text:
return
if Wallet.is_xprv(text):
password = self.password_dialog()
wallet = Wallet.from_xprv(text, password, self.storage)
elif Wallet.is_old_mpk(text):
wallet = Wallet.from_old_mpk(text, self.storage)
elif Wallet.is_xpub(text):
wallet = Wallet.from_xpub(text, self.storage)
elif Wallet.is_address(text):
wallet = Wallet.from_address(text, self.storage)
elif Wallet.is_private_key(text):
password = self.password_dialog()
wallet = Wallet.from_private_key(text, password, self.storage)
elif Wallet.is_seed(text):
password = self.password_dialog()
wallet = Wallet.from_seed(text, password, self.storage)
else:
raise BaseException("unknown wallet type")
elif re.match("(\d+)of(\d+)", t):
n = int(re.match("(\d+)of(\d+)", t).group(2))
key_list = self.multi_seed_dialog(n - 1)
if not key_list:
return
password = (
self.password_dialog() if any(map(lambda x: Wallet.is_seed(x) or Wallet.is_xprv(x), key_list)) else None
)
wallet = Wallet.from_multisig(key_list, password, self.storage, t)
else:
self.storage.put("wallet_type", t, False)
# call the constructor to load the plugin (side effect)
Wallet(self.storage)
wallet = always_hook("installwizard_restore", self, self.storage)
if not wallet:
util.print_error("no wallet")
return
# create first keys offline
self.waiting_dialog(wallet.synchronize)
return wallet
def run(self):
self.is_running = True
while self.is_running:
if not self.keyhash:
time.sleep(2)
continue
if not self.message:
try:
self.message = server.get(self.keyhash)
except Exception as e:
util.print_error("cannot contact cosigner pool")
time.sleep(30)
continue
if self.message:
self.parent.win.emit(SIGNAL("cosigner:receive"))
# poll every 30 seconds
time.sleep(30)
def start_new_window(self, path, uri):
'''Raises the window for the wallet if it is open. Otherwise
opens the wallet and creates a new window for it.'''
for w in self.windows:
if w.wallet.storage.path == path:
w.bring_to_top()
break
else:
try:
wallet = self.daemon.load_wallet(path, None)
except BaseException as e:
traceback.print_exc(file=sys.stdout)
d = QMessageBox(QMessageBox.Warning, _('Error'),
_('Cannot load wallet:') + '\n' + str(e))
d.exec_()
return
if not wallet:
storage = WalletStorage(path, manual_upgrades=True)
wizard = InstallWizard(self.config, self.app, self.plugins, storage)
try:
wallet = wizard.run_and_get_wallet()
except UserCancelled:
pass
except GoBack as e:
print_error('[start_new_window] Exception caught (GoBack)', e)
wizard.terminate()
if not wallet:
return
wallet.start_threads(self.daemon.network)
self.daemon.add_wallet(wallet)
try:
w = self.create_window_for_wallet(wallet)
except BaseException as e:
traceback.print_exc(file=sys.stdout)
d = QMessageBox(QMessageBox.Warning, _('Error'),
_('Cannot create window for wallet:') + '\n' + str(e))
d.exec_()
return
if uri:
w.pay_to_URI(uri)
w.bring_to_top()
w.setWindowState(w.windowState() & ~QtCore.Qt.WindowMinimized | QtCore.Qt.WindowActive)
# this will activate the window
w.activateWindow()
return w
def restore(self, t):
if t == 'standard':
text = self.enter_seed_dialog(MSG_ENTER_ANYTHING, None)
if not text:
return
if Wallet.is_xprv(text):
password = self.password_dialog()
wallet = Wallet.from_xprv(text, password, self.storage)
elif Wallet.is_old_mpk(text):
wallet = Wallet.from_old_mpk(text, self.storage)
elif Wallet.is_xpub(text):
wallet = Wallet.from_xpub(text, self.storage)
elif Wallet.is_address(text):
wallet = Wallet.from_address(text, self.storage)
elif Wallet.is_private_key(text):
password = self.password_dialog()
wallet = Wallet.from_private_key(text, password, self.storage)
elif Wallet.is_seed(text):
password = self.password_dialog()
wallet = Wallet.from_seed(text, password, self.storage)
else:
raise BaseException('unknown wallet type')
elif t in ['2of2', '2of3']:
key_list = self.multi_seed_dialog(1 if t == '2of2' else 2)
if not key_list:
return
password = self.password_dialog() if any(map(lambda x: Wallet.is_seed(x) or Wallet.is_xprv(x), key_list)) else None
wallet = Wallet.from_multisig(key_list, password, self.storage)
else:
self.storage.put('wallet_type', t, False)
# call the constructor to load the plugin (side effect)
Wallet(self.storage)
wallet = always_hook('installwizard_restore', self, self.storage)
if not wallet:
util.print_error("no wallet")
return
# create first keys offline
self.waiting_dialog(wallet.synchronize)
return wallet
def run_recovery_dialog():
message = "Please enter your wallet seed or the corresponding mnemonic list of words, and the gap limit of your wallet."
dialog = gtk.MessageDialog(
parent = None,
flags = gtk.DIALOG_MODAL,
buttons = gtk.BUTTONS_OK_CANCEL,
message_format = message)
vbox = dialog.vbox
dialog.set_default_response(gtk.RESPONSE_OK)
# ask seed, server and gap in the same dialog
seed_box = gtk.HBox()
seed_label = gtk.Label('Seed or mnemonic:')
seed_label.set_size_request(150,-1)
seed_box.pack_start(seed_label, False, False, 10)
seed_label.show()
seed_entry = gtk.Entry()
seed_entry.show()
seed_entry.set_size_request(450,-1)
seed_box.pack_start(seed_entry, False, False, 10)
add_help_button(seed_box, '.')
seed_box.show()
vbox.pack_start(seed_box, False, False, 5)
dialog.show()
r = dialog.run()
seed = seed_entry.get_text()
dialog.destroy()
if r==gtk.RESPONSE_CANCEL:
return False
try:
seed.decode('hex')
except Exception:
print_error("Warning: Not hex, trying decode")
seed = mnemonic.mn_decode( seed.split(' ') )
if not seed:
show_message("no seed")
return False
return seed
def hid_send_plain(self, msg):
reply = ""
try:
serial_number = self.dbb_hid.get_serial_number_string()
if "v2.0." in serial_number or "v1." in serial_number:
hidBufSize = 4096
self.dbb_hid.write('\0' + msg + '\0' * (hidBufSize - len(msg)))
r = bytearray()
while len(r) < hidBufSize:
r += bytearray(self.dbb_hid.read(hidBufSize))
else:
self.hid_send_frame(msg)
r = self.hid_read_frame()
r = r.rstrip(b' \t\r\n\0')
r = r.replace(b"\0", b'')
reply = json.loads(r)
except Exception as e:
print_error('Exception caught ' + str(e))
return reply
def interface_changed(self):
interface_text = self.interface_e.text()
try:
interface = json.loads(interface_text)
constructor = {}
for abi in interface:
if abi.get('type') == 'constructor':
constructor = abi
break
self.constructor = constructor
if not constructor:
self.args_e.setPlaceholderText('')
return
signature = '{}'.format(', '.join([
'{} {}'.format(i.get('type'), i.get('name'))
for i in constructor.get('inputs', [])
]))
self.args_e.setPlaceholderText(signature)
except (BaseException, ) as e:
self.constructor = {}
self.args_e.setPlaceholderText('')
print_error('[interface_changed]', str(e))
def start_new_window(self, path, uri):
try:
wallet = None #self.daemon.load_wallet(path, '1')
except BaseException as e:
traceback.print_exc(file=sys.stdout)
print('Cannot load wallet: ' + str(e))
return
if not wallet:
storage = WalletStorage(path, manual_upgrades=True)
wizard = InstallWizard(self.config, self.plugins, storage,
self.daemon)
def getWalletCallback(wallet):
wizard.terminate()
if not wallet:
print('wallet not created. return ')
return
wallet.start_threads(self.daemon.network)
print('adding wallet: ' + str(wallet))
self.daemon.add_wallet(wallet)
def electrumWindowCallback():
print('electrumWindowCallback called')
pass
try:
w = self.create_window_for_wallet(wallet,
electrumWindowCallback)
except BaseException as e:
traceback.print_exc(file=sys.stdout)
print('Cannot create window for wallet: ' + str(e))
try:
wallet = wizard.run_and_get_wallet(getWalletCallback)
except UserCancelled:
pass
except GoBack as e:
print_error('[start_new_window] Exception caught (GoBack)', e)
def set_dark_theme_if_needed(self):
use_dark_theme = self.config.get('qt_gui_color_theme', 'light') == 'dark'
if use_dark_theme:
try:
file = QFile(":/dark.qss")
file.open(QFile.ReadOnly | QFile.Text)
stream = QTextStream(file)
self.app.setStyleSheet(stream.readAll())
except BaseException as e:
use_dark_theme = False
print_error('Error setting dark theme: {}'.format(e))
else:
try:
file = QFile(":/light.qss")
file.open(QFile.ReadOnly | QFile.Text)
stream = QTextStream(file)
self.app.setStyleSheet(stream.readAll())
except BaseException as e:
print_error('Error setting light theme: {}'.format(e))
# Even if we ourselves don't set the dark theme,
# the OS/window manager/etc might set *a dark theme*.
# Hence, try to choose colors accordingly:
ColorScheme.update_from_widget(QWidget(), force_dark=use_dark_theme)
def verify_connection(self, expected_xfp, expected_xpub):
ex = (expected_xfp, expected_xpub)
if self._expected_device == ex:
# all is as expected
return
if ( (self._expected_device is not None)
or (self.dev.master_fingerprint != expected_xfp)
or (self.dev.master_xpub != expected_xpub)):
# probably indicating programing error, not hacking
raise RuntimeError("Expecting 0x%08x but that's not whats connected?!" %
expected_xfp)
# check signature over session key
# - mitm might have lied about xfp and xpub up to here
# - important that we use value capture at wallet creation time, not some value
# we read over USB today
self.dev.check_mitm(expected_xpub=expected_xpub)
self._expected_device = ex
print_error("[coldcard]", "Successfully verified against MiTM")
def hid_send_encrypt(self, msg):
sha256_byte_len = 32
reply = ""
try:
encryption_key, authentication_key = derive_keys(self.password)
msg = EncodeAES_bytes(encryption_key, msg)
hmac_digest = hmac_oneshot(authentication_key, msg, hashlib.sha256)
authenticated_msg = base64.b64encode(msg + hmac_digest)
reply = self.hid_send_plain(authenticated_msg)
if 'ciphertext' in reply:
b64_unencoded = bytes(base64.b64decode(''.join(reply["ciphertext"])))
reply_hmac = b64_unencoded[-sha256_byte_len:]
hmac_calculated = hmac_oneshot(authentication_key, b64_unencoded[:-sha256_byte_len], hashlib.sha256)
if not hmac.compare_digest(reply_hmac, hmac_calculated):
raise Exception("Failed to validate HMAC")
reply = DecodeAES_bytes(encryption_key, b64_unencoded[:-sha256_byte_len])
reply = to_string(reply, 'utf8')
reply = json.loads(reply)
if 'error' in reply:
self.password = None
except Exception as e:
print_error('Exception caught ' + repr(e))
return reply
def start_new_window(self, path, uri):
'''Raises the window for the wallet if it is open. Otherwise
opens the wallet and creates a new window for it.'''
for w in self.windows:
if w.wallet.storage.path == path:
w.bring_to_top()
break
else:
try:
wallet = self.daemon.load_wallet(path, None)
except BaseException as e:
d = QMessageBox(QMessageBox.Warning, _('Error'), 'Cannot load wallet:\n' + str(e))
d.exec_()
return
if not wallet:
storage = WalletStorage(path, manual_upgrades=True)
wizard = InstallWizard(self.config, self.app, self.plugins, storage)
try:
wallet = wizard.run_and_get_wallet()
except UserCancelled:
pass
except GoBack as e:
print_error('[start_new_window] Exception caught (GoBack)', e)
wizard.terminate()
if not wallet:
return
wallet.start_threads(self.daemon.network)
self.daemon.add_wallet(wallet)
w = self.create_window_for_wallet(wallet)
if uri:
w.pay_to_URI(uri)
w.bring_to_top()
w.setWindowState(w.windowState() & ~QtCore.Qt.WindowMinimized | QtCore.Qt.WindowActive)
# this will activate the window
w.activateWindow()
return w
def get_xpub(self, bip32_path):
self.checkDevice()
# bip32_path is of the form 44'/0'/1'
# S-L-O-W - we don't handle the fingerprint directly, so compute
# it manually from the previous node
# This only happens once so it's bearable
#self.get_client() # prompt for the PIN before displaying the dialog if necessary
#self.handler.show_message("Computing master public key")
try:
splitPath = bip32_path.split('/')
if splitPath[0] == 'm':
splitPath = splitPath[1:]
bip32_path = bip32_path[2:]
fingerprint = 0
if len(splitPath) > 1:
prevPath = "/".join(splitPath[0:len(splitPath) - 1])
nodeData = self.dongleObject.getWalletPublicKey(prevPath)
publicKey = compress_public_key(nodeData['publicKey'])
h = hashlib.new('ripemd160')
h.update(hashlib.sha256(publicKey).digest())
fingerprint = unpack(">I", h.digest()[0:4])[0]
nodeData = self.dongleObject.getWalletPublicKey(bip32_path)
publicKey = compress_public_key(nodeData['publicKey'])
depth = len(splitPath)
lastChild = splitPath[len(splitPath) - 1].split('\'')
if len(lastChild) == 1:
childnum = int(lastChild[0])
else:
childnum = 0x80000000 | int(lastChild[0])
xpub = bitcoin.serialize_xpub(0, str(nodeData['chainCode']),
str(publicKey), depth,
self.i4b(fingerprint),
self.i4b(childnum))
return xpub
except Exception as e:
print_error(e)
return None
def set_label(self, item, label, changed):
if not changed:
return
try:
bundle = {
"label": {
"external_id": self.encode(item),
"text": self.encode(label)
}
}
params = json.dumps(bundle)
connection = httplib.HTTPConnection(self.target_host)
connection.request("POST",
("/api/wallets/%s/labels.json?auth_token=%s" %
(self.wallet_id, self.auth_token())), params,
{'Content-Type': 'application/json'})
response = connection.getresponse()
if response.reason == httplib.responses[httplib.NOT_FOUND]:
return
response = json.loads(response.read())
except socket.gaierror as e:
print_error('Error connecting to service: %s ' % e)
return False
def digibox_sign(self, tx):
try:
change_keypath = None
for i, txout in enumerate(tx.outputs):
addr = tx.outputs[i][1]
if self.is_change(addr):
change_keypath = self.address_id(addr)
require_pass = True;
for i, txin in enumerate(tx.inputs):
signatures = filter(None, txin['signatures'])
num = txin['num_sig']
if len(signatures) == num:
# Continue if this txin is complete.
continue
for x_pubkey in txin['x_pubkeys']:
print_error("Creating signature for", x_pubkey)
ii = tx.inputs[i]['x_pubkeys'].index(x_pubkey)
keypath = self.address_id(tx.inputs[i]['address'])
if True:
for_sig = tx.tx_for_sig(i)
msg = '{"sign": {"type":"transaction", "data":"%s", "keypath":"%s", "change_keypath":"%s"} }' % \
(for_sig, keypath, change_keypath)
else:
for_sig = Hash(tx.tx_for_sig(i).decode('hex'))
for_sig = for_sig.encode('hex')
msg = '{"sign": {"type":"hash", "data":"%s", "keypath":"%s"} }' % \
(for_sig, keypath)
reply = self.commander(msg, require_pass)
if reply==None:
raise Exception("Could not sign transaction.")
if 'sign' in reply:
require_pass = False
print_error("Adding signature for", x_pubkey)
item = reply['sign']
tx.inputs[i]['x_pubkeys'][ii] = item['pubkey']
tx.inputs[i]['pubkeys'][ii] = item['pubkey']
r = int(item['sig'][:64], 16)
s = int(item['sig'][64:], 16)
sig = sigencode_der(r, s, generator_secp256k1.order())
tx.inputs[i]['signatures'][ii] = sig.encode('hex')
else:
raise Exception("Could not sign transaction.")
except Exception as e:
raise Exception(e)
else:
print_error("is_complete", tx.is_complete())
tx.raw = tx.serialize()
def update_status(self, b):
print_error('hw device status', b)
def sign_transaction(self, tx, password):
if tx.is_complete():
return
try:
p2pkhTransaction = True
derivations = self.get_tx_derivations(tx)
inputhasharray = []
hasharray = []
pubkeyarray = []
# Build hasharray from inputs
for i, txin in enumerate(tx.inputs()):
if txin['type'] == 'coinbase':
self.give_error(
"Coinbase not supported") # should never happen
if txin['type'] != 'p2pkh':
p2pkhTransaction = False
for x_pubkey in txin['x_pubkeys']:
if x_pubkey in derivations:
index = derivations.get(x_pubkey)
inputPath = "%s/%d/%d" % (self.get_derivation(),
index[0], index[1])
inputHash = Hash(
binascii.unhexlify(tx.serialize_preimage(i)))
hasharray_i = {
'hash': to_hexstr(inputHash),
'keypath': inputPath
}
hasharray.append(hasharray_i)
inputhasharray.append(inputHash)
break
else:
self.give_error("No matching x_key for sign_transaction"
) # should never happen
# Build pubkeyarray from outputs
for _type, address, amount in tx.outputs():
assert _type == TYPE_ADDRESS
info = tx.output_info.get(address)
if info is not None:
index, xpubs, m = info
changePath = self.get_derivation() + "/%d/%d" % index
changePubkey = self.derive_pubkey(index[0], index[1])
pubkeyarray_i = {
'pubkey': changePubkey,
'keypath': changePath
}
pubkeyarray.append(pubkeyarray_i)
# Special serialization of the unsigned transaction for
# the mobile verification app.
# At the moment, verification only works for p2pkh transactions.
if p2pkhTransaction:
class CustomTXSerialization(Transaction):
@classmethod
def input_script(self, txin, estimate_size=False):
if txin['type'] == 'p2pkh':
return Transaction.get_preimage_script(txin)
if txin['type'] == 'p2sh':
# Multisig verification has partial support, but is disabled. This is the
# expected serialization though, so we leave it here until we activate it.
return '00' + push_script(
Transaction.get_preimage_script(txin))
raise Exception("unsupported type %s" % txin['type'])
tx_dbb_serialized = CustomTXSerialization(
tx.serialize()).serialize()
else:
# We only need this for the signing echo / verification.
tx_dbb_serialized = None
# Build sign command
dbb_signatures = []
steps = math.ceil(1.0 * len(hasharray) / self.maxInputs)
for step in range(int(steps)):
hashes = hasharray[step * self.maxInputs:(step + 1) *
self.maxInputs]
msg = {
"sign": {
"data": hashes,
"checkpub": pubkeyarray,
},
}
if tx_dbb_serialized is not None:
msg["sign"]["meta"] = to_hexstr(Hash(tx_dbb_serialized))
msg = json.dumps(msg).encode('ascii')
dbb_client = self.plugin.get_client(self)
if not dbb_client.is_paired():
raise Exception("Could not sign transaction.")
reply = dbb_client.hid_send_encrypt(msg)
if 'error' in reply:
raise Exception(reply['error']['message'])
if 'echo' not in reply:
raise Exception("Could not sign transaction.")
if self.plugin.is_mobile_paired(
) and tx_dbb_serialized is not None:
reply['tx'] = tx_dbb_serialized
self.plugin.comserver_post_notification(reply)
if steps > 1:
self.handler.show_message(
_("Signing large transaction. Please be patient ...") +
"\n\n" +
_("To continue, touch the Digital Bitbox's blinking light for 3 seconds."
) + " " +
_("(Touch {} of {})").format((step + 1), steps) +
"\n\n" +
_("To cancel, briefly touch the blinking light or wait for the timeout."
) + "\n\n")
else:
self.handler.show_message(
_("Signing transaction...") + "\n\n" +
_("To continue, touch the Digital Bitbox's blinking light for 3 seconds."
) + "\n\n" +
_("To cancel, briefly touch the blinking light or wait for the timeout."
))
# Send twice, first returns an echo for smart verification
reply = dbb_client.hid_send_encrypt(msg)
self.handler.finished()
if 'error' in reply:
if reply["error"].get('code') in (600, 601):
# aborted via LED short touch or timeout
raise UserCancelled()
raise Exception(reply['error']['message'])
if 'sign' not in reply:
raise Exception("Could not sign transaction.")
dbb_signatures.extend(reply['sign'])
# Fill signatures
if len(dbb_signatures) != len(tx.inputs()):
raise Exception("Incorrect number of transactions signed."
) # Should never occur
for i, txin in enumerate(tx.inputs()):
num = txin['num_sig']
for pubkey in txin['pubkeys']:
signatures = list(filter(None, txin['signatures']))
if len(signatures) == num:
break # txin is complete
ii = txin['pubkeys'].index(pubkey)
signed = dbb_signatures[i]
if 'recid' in signed:
# firmware > v2.1.1
recid = int(signed['recid'], 16)
s = binascii.unhexlify(signed['sig'])
h = inputhasharray[i]
pk = MyVerifyingKey.from_signature(s,
recid,
h,
curve=SECP256k1)
pk = to_hexstr(point_to_ser(pk.pubkey.point, True))
elif 'pubkey' in signed:
# firmware <= v2.1.1
pk = signed['pubkey']
if pk != pubkey:
continue
sig_r = int(signed['sig'][:64], 16)
sig_s = int(signed['sig'][64:], 16)
sig = sigencode_der(sig_r, sig_s,
generator_secp256k1.order())
txin['signatures'][ii] = to_hexstr(sig) + '01'
tx._inputs[i] = txin
except UserCancelled:
raise
except BaseException as e:
self.give_error(e, True)
else:
print_error("Transaction is_complete", tx.is_complete())
tx.raw = tx.serialize()
def run_recovery_dialog(wallet):
message = "Please enter your wallet seed or the corresponding mnemonic list of words, and the gap limit of your wallet."
dialog = gtk.MessageDialog(parent=None,
flags=gtk.DIALOG_MODAL,
buttons=gtk.BUTTONS_OK_CANCEL,
message_format=message)
vbox = dialog.vbox
dialog.set_default_response(gtk.RESPONSE_OK)
# ask seed, server and gap in the same dialog
seed_box = gtk.HBox()
seed_label = gtk.Label('Seed or mnemonic:')
seed_label.set_size_request(150, -1)
seed_box.pack_start(seed_label, False, False, 10)
seed_label.show()
seed_entry = gtk.Entry()
seed_entry.show()
seed_entry.set_size_request(450, -1)
seed_box.pack_start(seed_entry, False, False, 10)
add_help_button(seed_box, '.')
seed_box.show()
vbox.pack_start(seed_box, False, False, 5)
gap = gtk.HBox()
gap_label = gtk.Label('Gap limit:')
gap_label.set_size_request(150, 10)
gap_label.show()
gap.pack_start(gap_label, False, False, 10)
gap_entry = gtk.Entry()
gap_entry.set_text("%d" % wallet.gap_limit)
gap_entry.connect('changed', numbify, True)
gap_entry.show()
gap.pack_start(gap_entry, False, False, 10)
add_help_button(
gap,
'The maximum gap that is allowed between unused addresses in your wallet. During wallet recovery, this parameter is used to decide when to stop the recovery process. If you increase this value, you will need to remember it in order to be able to recover your wallet from seed.'
)
gap.show()
vbox.pack_start(gap, False, False, 5)
dialog.show()
r = dialog.run()
gap = gap_entry.get_text()
seed = seed_entry.get_text()
dialog.destroy()
if r == gtk.RESPONSE_CANCEL:
return False
try:
gap = int(gap)
except:
show_message("error")
return False
try:
seed.decode('hex')
except:
print_error("Warning: Not hex, trying decode")
seed = mnemonic.mn_decode(seed.split(' '))
if not seed:
show_message("no seed")
return False
return seed, gap
def show_error(self, msg, blocking=False):
print_error(msg)
def do_full_push(self):
try:
bundle = {"labels": {}}
for key, value in self.wallet.labels.iteritems():
try:
encoded_key = self.encode(key)
except:
print_error('cannot encode', repr(key))
continue
try:
encoded_value = self.encode(value)
except:
print_error('cannot encode', repr(value))
continue
bundle["labels"][encoded_key] = encoded_value
params = json.dumps(bundle)
connection = httplib.HTTPConnection(self.target_host)
connection.request("POST", ("/api/wallets/%s/labels/batch.json?auth_token=%s" % (self.wallet_id, self.auth_token())), params, {'Content-Type': 'application/json'})
response = connection.getresponse()
if response.reason == httplib.responses[httplib.NOT_FOUND]:
print_error('404 error' % e)
return
try:
response = json.loads(response.read())
except ValueError as e:
print_error('Error loading labelsync response: %s' % e)
return False
if "error" in response:
print_error('Error loading labelsync response.')
return False
except socket.gaierror as e:
print_error('Error connecting to service: %s ' % e)
return False
self.window.labelsChanged.emit()
def close_wallet(self):
print_error("trezor: clear session")
if self.wallet and self.wallet.client:
self.wallet.client.clear_session()
def run(self, action):
if action == 'new':
action, wallet_type = self.restore_or_create()
self.storage.put('wallet_type', wallet_type, False)
if action is None:
return
if action == 'restore':
wallet = self.restore(wallet_type)
if not wallet:
return
action = None
else:
wallet = Wallet(self.storage)
action = wallet.get_action()
# fixme: password is only needed for multiple accounts
password = None
while action is not None:
util.print_error("installwizard:", wallet, action)
if action == 'create_seed':
seed = wallet.make_seed()
if not self.show_seed(seed, None):
return
if not self.verify_seed(seed, None):
return
password = self.password_dialog()
wallet.add_seed(seed, password)
elif action == 'add_cosigner':
xpub_hot = wallet.master_public_keys.get("m/")
r = self.multi_mpk_dialog(xpub_hot, 1)
if not r:
return
xpub_cold = r[0]
wallet.add_master_public_key("cold/", xpub_cold)
elif action == 'add_two_cosigners':
xpub_hot = wallet.master_public_keys.get("m/")
r = self.multi_mpk_dialog(xpub_hot, 2)
if not r:
return
xpub1, xpub2 = r
wallet.add_master_public_key("cold/", xpub1)
wallet.add_master_public_key("remote/", xpub2)
elif action == 'create_accounts':
wallet.create_accounts(password)
self.waiting_dialog(wallet.synchronize)
elif action == 'create_cold_seed':
self.create_cold_seed(wallet)
return
else:
r = run_hook('install_wizard_action', self, wallet, action)
if not r:
raise BaseException('unknown wizard action', action)
# next action
action = wallet.get_action()
if self.network:
if self.network.interfaces:
self.network_dialog()
else:
QMessageBox.information(None, _('Warning'), _('You are offline'), _('OK'))
self.network.stop()
self.network = None
# start wallet threads
wallet.start_threads(self.network)
if action == 'restore':
self.waiting_dialog(lambda: wallet.restore(self.waiting_label.setText))
if self.network:
if wallet.is_found():
QMessageBox.information(None, _('Information'), _("Recovery successful"), _('OK'))
else:
QMessageBox.information(None, _('Information'), _("No transactions found for this seed"), _('OK'))
else:
QMessageBox.information(None, _('Information'), _("This wallet was restored offline. It may contain more addresses than displayed."), _('OK'))
return wallet
def update_status(self, b):
print_error('trezor status', b)
def run(self, action):
if action == 'new':
action, wallet_type = self.restore_or_create()
if wallet_type == 'multisig':
wallet_type = self.choice(_("Multi Signature Wallet"),
'Select wallet type',
[('2of2', _("2 of 2")),
('2of3', _("2 of 3"))])
if not wallet_type:
return
elif wallet_type == 'hardware':
hardware_wallets = map(
lambda x: (x[1], x[2]),
filter(lambda x: x[0] == 'hardware',
electrum.wallet.wallet_types))
wallet_type = self.choice(_("Hardware Wallet"),
'Select your hardware wallet',
hardware_wallets)
if not wallet_type:
return
elif wallet_type == 'twofactor':
wallet_type = '2fa'
if action == 'create':
self.storage.put('wallet_type', wallet_type, False)
if action is None:
return
if action == 'restore':
wallet = self.restore(wallet_type)
if not wallet:
return
action = None
else:
wallet = Wallet(self.storage)
action = wallet.get_action()
# fixme: password is only needed for multiple accounts
password = None
while action is not None:
util.print_error("installwizard:", wallet, action)
if action == 'create_seed':
seed = wallet.make_seed()
if not self.show_seed(seed, None):
return
if not self.verify_seed(seed, None):
return
password = self.password_dialog()
wallet.add_seed(seed, password)
wallet.create_master_keys(password)
elif action == 'add_cosigner':
xpub1 = wallet.master_public_keys.get("x1/")
r = self.multi_mpk_dialog(xpub1, 1)
if not r:
return
xpub2 = r[0]
wallet.add_master_public_key("x2/", xpub2)
elif action == 'add_two_cosigners':
xpub1 = wallet.master_public_keys.get("x1/")
r = self.multi_mpk_dialog(xpub1, 2)
if not r:
return
xpub2, xpub3 = r
wallet.add_master_public_key("x2/", xpub2)
wallet.add_master_public_key("x3/", xpub3)
elif action == 'create_accounts':
wallet.create_main_account(password)
self.waiting_dialog(wallet.synchronize)
else:
f = run_hook('get_wizard_action', self, wallet, action)
if not f:
raise BaseException('unknown wizard action', action)
r = f(wallet, self)
if not r:
return
# next action
action = wallet.get_action()
if self.network:
if self.network.interfaces:
self.network_dialog()
else:
QMessageBox.information(None, _('Warning'),
_('You are offline'), _('OK'))
self.network.stop()
self.network = None
# start wallet threads
wallet.start_threads(self.network)
if action == 'restore':
self.waiting_dialog(
lambda: wallet.restore(self.waiting_label.setText))
if self.network:
msg = _("Recovery successful") if wallet.is_found() else _(
"No transactions found for this seed")
else:
msg = _(
"This wallet was restored offline. It may contain more addresses than displayed."
)
QMessageBox.information(None, _('Information'), msg, _('OK'))
return wallet
def start_new_window(self, path, uri, app_is_starting=False):
'''Raises the window for the wallet if it is open. Otherwise
opens the wallet and creates a new window for it'''
try:
wallet = self.daemon.load_wallet(path, None)
except BaseException as e:
traceback.print_exc(file=sys.stdout)
d = QMessageBox(QMessageBox.Warning, _('Error'),
_('Cannot load wallet') + ' (1):\n' + str(e))
d.exec_()
if app_is_starting:
# do not return so that the wizard can appear
wallet = None
else:
return
if not wallet:
storage = WalletStorage(path, manual_upgrades=True)
wizard = InstallWizard(self.config, self.app, self.plugins,
storage)
try:
wallet = wizard.run_and_get_wallet(self.daemon.get_wallet)
except UserCancelled:
pass
except GoBack as e:
print_error('[start_new_window] Exception caught (GoBack)', e)
except (WalletFileException, BitcoinException) as e:
traceback.print_exc(file=sys.stderr)
d = QMessageBox(QMessageBox.Warning, _('Error'),
_('Cannot load wallet') + ' (2):\n' + str(e))
d.exec_()
return
finally:
wizard.terminate()
if not wallet:
return
if not self.daemon.get_wallet(wallet.storage.path):
# wallet was not in memory
wallet.start_threads(self.daemon.network)
self.daemon.add_wallet(wallet)
try:
for w in self.windows:
if w.wallet.storage.path == wallet.storage.path:
w.bring_to_top()
return
w = self.create_window_for_wallet(wallet)
except BaseException as e:
traceback.print_exc(file=sys.stdout)
d = QMessageBox(
QMessageBox.Warning, _('Error'),
_('Cannot create window for wallet') + ':\n' + str(e))
d.exec_()
return
if uri:
w.pay_to_URI(uri)
w.bring_to_top()
w.setWindowState(w.windowState() & ~QtCore.Qt.WindowMinimized
| QtCore.Qt.WindowActive)
# this will activate the window
w.activateWindow()
return w
from PyQt4.QtGui import *
from PyQt4.QtCore import *
import traceback
import zlib
import json
from io import BytesIO
import sys
import platform
try:
import amodem.audio
import amodem.main
import amodem.config
print_error('Audio MODEM is available.')
amodem.log.addHandler(amodem.logging.StreamHandler(sys.stderr))
amodem.log.setLevel(amodem.logging.INFO)
except ImportError:
amodem = None
print_error('Audio MODEM is not found.')
class Plugin(BasePlugin):
def __init__(self, parent, config, name):
BasePlugin.__init__(self, parent, config, name)
if self.is_available():
self.modem_config = amodem.config.slowest()
self.library_name = {'Linux': 'libportaudio.so'}[platform.system()]
def is_available(self):
def perform_hw1_preflight(self):
try:
firmwareInfo = self.dongleObject.getFirmwareVersion()
firmware = firmwareInfo['version'].split(".")
self.multiOutputSupported = int(firmware[0]) >= 1 and int(
firmware[1]) >= 1 and int(firmware[2]) >= 4
self.segwitSupported = (int(firmware[0]) >= 1
and int(firmware[1]) >= 1
and int(firmware[2]) >= 10) or (
firmwareInfo['specialVersion'] == 0x20
and int(firmware[0]) == 1
and int(firmware[1]) == 0
and int(firmware[2]) >= 4)
self.nativeSegwitSupported = int(firmware[0]) >= 1 and int(
firmware[1]) >= 1 and int(firmware[2]) >= 10
if not checkFirmware(firmware):
self.dongleObject.dongle.close()
raise Exception(
"HW1 firmware version too old. Please update at https://www.ledgerwallet.com"
)
try:
self.dongleObject.getOperationMode()
except BTChipException as e:
print_error('perform_hw1_preflight ex1', e)
if (e.sw == 0x6985):
self.dongleObject.dongle.close()
self.handler.get_setup()
# Acquire the new client on the next run
else:
raise e
if self.has_detached_pin_support(
self.dongleObject) and not self.is_pin_validated(
self.dongleObject) and (self.handler is not None):
remaining_attempts = self.dongleObject.getVerifyPinRemainingAttempts(
)
if remaining_attempts != 1:
msg = "Enter your Ledger PIN - remaining attempts : " + str(
remaining_attempts)
else:
msg = "Enter your Ledger PIN - WARNING : LAST ATTEMPT. If the PIN is not correct, the dongle will be wiped."
confirmed, p, pin = self.password_dialog(msg)
if not confirmed:
raise Exception(
'Aborted by user - please unplug the dongle and plug it again before retrying'
)
pin = pin.encode()
self.dongleObject.verifyPin(pin)
# self.dongleObject.setAlternateCoinVersion(qtum.ADDRTYPE_P2PKH, qtum.ADDRTYPE_P2SH)
except BTChipException as e:
if (e.sw == 0x6700):
return
if (e.sw == 0x6faa):
raise Exception(
"Dongle is temporarily locked - please unplug it and replug it again"
)
if ((e.sw & 0xFFF0) == 0x63c0):
raise Exception(
"Invalid PIN - please unplug the dongle and plug it again before retrying"
)
print('perform_hw1_preflight ex2', e)
raise e
def run_wallet_type(self, action, wallet_type):
if action in ['create', 'restore']:
if wallet_type == 'multisig':
wallet_type = self.multisig_choice()
if not wallet_type:
return
elif wallet_type == 'hardware':
hardware_wallets = []
for item in electrum.wallet.wallet_types:
t, name, description, loader = item
if t == 'hardware':
try:
p = loader()
except:
util.print_error("cannot load plugin for:", name)
continue
if p:
hardware_wallets.append((name, description))
wallet_type = self.choice(_("Hardware Wallet"),
'Select your hardware wallet',
hardware_wallets)
if not wallet_type:
return
elif wallet_type == 'twofactor':
wallet_type = '2fa'
if action == 'create':
self.storage.put('wallet_type', wallet_type, False)
if action is None:
return
if action == 'restore':
wallet = self.restore(wallet_type)
if not wallet:
return
action = None
else:
wallet = Wallet(self.storage)
action = wallet.get_action()
# fixme: password is only needed for multiple accounts
password = None
# load wallet in plugins
always_hook('installwizard_load_wallet', wallet, self)
while action is not None:
util.print_error("installwizard:", wallet, action)
if action == 'create_seed':
lang = self.config.get('language')
seed = wallet.make_seed(lang)
if not self.show_seed(seed, None):
return
if not self.verify_seed(seed, None):
return
password = self.password_dialog()
wallet.add_seed(seed, password)
wallet.create_master_keys(password)
elif action == 'add_cosigners':
n = int(re.match('(\d+)of(\d+)', wallet.wallet_type).group(2))
xpub1 = wallet.master_public_keys.get("x1/")
r = self.multi_mpk_dialog(xpub1, n - 1)
if not r:
return
for i, xpub in enumerate(r):
wallet.add_master_public_key("x%d/" % (i + 2), xpub)
elif action == 'create_accounts':
wallet.create_main_account(password)
self.waiting_dialog(wallet.synchronize)
else:
f = always_hook('get_wizard_action', self, wallet, action)
if not f:
raise BaseException('unknown wizard action', action)
r = f(wallet, self)
if not r:
return
# next action
action = wallet.get_action()
if self.network:
if self.network.interfaces:
self.network_dialog()
else:
QMessageBox.information(None, _('Warning'),
_('You are offline'), _('OK'))
self.network.stop()
self.network = None
# start wallet threads
wallet.start_threads(self.network)
if action == 'restore':
self.waiting_dialog(
lambda: wallet.restore(self.waiting_label.setText))
if self.network:
msg = _("Recovery successful") if wallet.is_found() else _(
"No transactions found for this seed")
else:
msg = _(
"This wallet was restored offline. It may contain more addresses than displayed."
)
QMessageBox.information(None, _('Information'), msg, _('OK'))
return wallet
def sign_transaction(self, tx, password):
if tx.is_complete():
return
try:
p2shTransaction = False
derivations = self.get_tx_derivations(tx)
inputhasharray = []
hasharray = []
pubkeyarray = []
# Build hasharray from inputs
for i, txin in enumerate(tx.inputs()):
if txin['type'] == 'coinbase':
self.give_error(
"Coinbase not supported") # should never happen
if txin['type'] in ['p2sh']:
p2shTransaction = True
for x_pubkey in txin['x_pubkeys']:
if x_pubkey in derivations:
index = derivations.get(x_pubkey)
inputPath = "%s/%d/%d" % (self.get_derivation(),
index[0], index[1])
inputHash = Hash(
binascii.unhexlify(tx.serialize_preimage(i)))
hasharray_i = {
'hash': to_hexstr(inputHash),
'keypath': inputPath
}
hasharray.append(hasharray_i)
inputhasharray.append(inputHash)
break
else:
self.give_error("No matching x_key for sign_transaction"
) # should never happen
# Sanity check
if p2shTransaction:
for txinput in tx.inputs():
if txinput['type'] != 'p2sh':
self.give_error(
"P2SH / regular input mixed in same transaction not supported"
) # should never happen
# Build pubkeyarray from outputs (unused because echo for smart verification not implemented)
if not p2shTransaction:
for _type, address, amount in tx.outputs():
assert _type == TYPE_ADDRESS
info = tx.output_info.get(address)
if info is not None:
index, xpubs, m = info
changePath = self.get_derivation() + "/%d/%d" % index
changePubkey = self.derive_pubkey(index[0], index[1])
pubkeyarray_i = {
'pubkey': changePubkey,
'keypath': changePath
}
pubkeyarray.append(pubkeyarray_i)
# Build sign command
dbb_signatures = []
steps = math.ceil(1.0 * len(hasharray) / self.maxInputs)
for step in range(int(steps)):
hashes = hasharray[step * self.maxInputs:(step + 1) *
self.maxInputs]
msg = ('{"sign": {"meta":"%s", "data":%s, "checkpub":%s} }' % \
(to_hexstr(Hash(tx.serialize())), json.dumps(hashes), json.dumps(pubkeyarray))).encode('utf8')
dbb_client = self.plugin.get_client(self)
if not dbb_client.is_paired():
raise Exception("Could not sign transaction.")
reply = dbb_client.hid_send_encrypt(msg)
if 'error' in reply:
raise Exception(reply['error']['message'])
if 'echo' not in reply:
raise Exception("Could not sign transaction.")
if steps > 1:
self.handler.show_message(_("Signing large transaction. Please be patient ...\r\n\r\n" \
"To continue, touch the Digital Bitbox's blinking light for 3 seconds. " \
"(Touch " + str(step + 1) + " of " + str(int(steps)) + ")\r\n\r\n" \
"To cancel, briefly touch the blinking light or wait for the timeout.\r\n\r\n"))
else:
self.handler.show_message(_("Signing transaction ...\r\n\r\n" \
"To continue, touch the Digital Bitbox's blinking light for 3 seconds.\r\n\r\n" \
"To cancel, briefly touch the blinking light or wait for the timeout."))
reply = dbb_client.hid_send_encrypt(
msg
) # Send twice, first returns an echo for smart verification (not implemented)
self.handler.clear_dialog()
if 'error' in reply:
raise Exception(reply['error']['message'])
if 'sign' not in reply:
raise Exception("Could not sign transaction.")
dbb_signatures.extend(reply['sign'])
# Fill signatures
if len(dbb_signatures) != len(tx.inputs()):
raise Exception("Incorrect number of transactions signed."
) # Should never occur
for i, txin in enumerate(tx.inputs()):
num = txin['num_sig']
for pubkey in txin['pubkeys']:
signatures = list(filter(None, txin['signatures']))
if len(signatures) == num:
break # txin is complete
ii = txin['pubkeys'].index(pubkey)
signed = dbb_signatures[i]
if 'recid' in signed:
# firmware > v2.1.1
recid = int(signed['recid'], 16)
s = binascii.unhexlify(signed['sig'])
h = inputhasharray[i]
pk = MyVerifyingKey.from_signature(s,
recid,
h,
curve=SECP256k1)
pk = to_hexstr(point_to_ser(pk.pubkey.point, True))
elif 'pubkey' in signed:
# firmware <= v2.1.1
pk = signed['pubkey']
if pk != pubkey:
continue
sig_r = int(signed['sig'][:64], 16)
sig_s = int(signed['sig'][64:], 16)
sig = sigencode_der(sig_r, sig_s,
generator_secp256k1.order())
txin['signatures'][ii] = to_hexstr(sig) + '01'
tx._inputs[i] = txin
except BaseException as e:
self.give_error(e, True)
else:
print_error("Transaction is_complete", tx.is_complete())
tx.raw = tx.serialize()
def __init__(self, gui, name):
print_error('[OA] Initialiasing OpenAlias plugin, OA_READY is ' +
str(OA_READY))
BasePlugin.__init__(self, gui, name)
self._is_available = OA_READY
def update(self):
fx = self.parent.fx
if fx: fx.history_used_spot = False
r = self.wallet.get_full_history(domain=self.get_domain(),
from_timestamp=None,
to_timestamp=None,
fx=fx)
seen = set()
history = fx.show_history()
tx_list = list(self.transactions.values())
if r['transactions'] == tx_list:
return
if r['transactions'][:-1] == tx_list:
print_error('history_list: one new transaction')
row = r['transactions'][-1]
txid = row['txid']
if txid not in self.transactions:
self.transactions[txid] = row
self.insert_tx(row)
return
else:
print_error(
'history_list: tx added but txid is already in list (weird), txid: ',
txid)
for idx, row in enumerate(r['transactions']):
txid = row['txid']
seen.add(txid)
if txid not in self.transactions:
self.transactions[txid] = row
self.insert_tx(row)
continue
old = self.transactions[txid]
if old == row:
continue
self.update_item(txid, self.wallet.get_tx_height(txid))
if history:
self.update_fiat(txid, row)
balance_str = self.parent.format_amount(row['balance'].value,
whitespaces=True)
self.txid_to_items[txid][4].setText(balance_str)
self.txid_to_items[txid][4].setData(row['balance'].value,
self.SORT_ROLE)
old.clear()
old.update(**row)
removed = 0
l = list(enumerate(self.transactions.keys()))
for idx, txid in l:
if txid not in seen:
del self.transactions[txid]
del self.txid_to_items[txid]
items = self.std_model.takeRow(idx - removed)
removed_txid = items[0].data(self.TX_HASH_ROLE)
assert removed_txid == txid, (idx, removed)
removed += 1
self.apply_filter()
# update summary
self.summary = r['summary']
if not self.years and self.transactions:
start_date = next(iter(
self.transactions.values())).get('date') or date.today()
end_date = next(iter(reversed(
self.transactions.values()))).get('date') or date.today()
self.years = [
str(i) for i in range(start_date.year, end_date.year + 1)
]
self.period_combo.insertItems(1, self.years)
def give_error(message):
print_error(message)
raise Exception(message)
from electrum.address_synchronizer import TX_HEIGHT_LOCAL
from electrum.i18n import _
from electrum.util import (block_explorer_URL, profiler, print_error,
TxMinedInfo, OrderedDictWithIndex, PrintError)
from .util import *
if TYPE_CHECKING:
from electrum.wallet import Abstract_Wallet
try:
from electrum.plot import plot_history, NothingToPlotException
except:
print_error(
"qt/history_list: could not import electrum.plot. This feature needs matplotlib to be installed."
)
plot_history = None
# note: this list needs to be kept in sync with another in kivy
TX_ICONS = [
"unconfirmed.png",
"warning.png",
"unconfirmed.png",
"offline_tx.png",
"clock1.png",
"clock2.png",
"clock3.png",
"clock4.png",
"clock5.png",
"confirmed.png",
def sign_transaction(self, tx, password):
if tx.is_complete():
return
try:
p2shTransaction = False
derivations = self.get_tx_derivations(tx)
hasharray = []
pubkeyarray = []
# Build hasharray from inputs
for i, txin in enumerate(tx.inputs()):
if txin.get('is_coinbase'):
self.give_error("Coinbase not supported") # should never happen
if txin['type'] in ['p2sh']:
p2shTransaction = True
for x_pubkey in txin['x_pubkeys']:
if x_pubkey in derivations:
index = derivations.get(x_pubkey)
inputPath = "%s/%d/%d" % (self.get_derivation(), index[0], index[1])
inputHash = Hash(tx.serialize_preimage(i).decode('hex')).encode('hex')
hasharray_i = {'hash': inputHash, 'keypath': inputPath}
hasharray.append(hasharray_i)
break
else:
self.give_error("No matching x_key for sign_transaction") # should never happen
# Sanity check
if p2shTransaction:
for txinput in tx.inputs():
if txinput['type'] != 'p2sh':
self.give_error("P2SH / regular input mixed in same transaction not supported") # should never happen
# Build pubkeyarray from outputs (unused because echo for smart verification not implemented)
if not p2shTransaction:
for _type, address, amount in tx.outputs():
assert _type == TYPE_ADDRESS
info = tx.output_info.get(address)
if info is not None:
index, xpubs, m = info
changePath = self.get_derivation() + "/%d/%d" % index
changePubkey = self.derive_pubkey(index[0], index[1])
pubkeyarray_i = {'pubkey': changePubkey, 'keypath': changePath}
pubkeyarray.append(pubkeyarray_i)
# Build sign command
msg = '{"sign": {"meta":"%s", "data":%s, "checkpub":%s} }' % \
(Hash(tx.serialize()).encode('hex'), json.dumps(hasharray), json.dumps(pubkeyarray))
dbb_client = self.plugin.get_client(self)
if not dbb_client.is_paired():
raise Exception("Could not sign transaction.")
reply = dbb_client.hid_send_encrypt(msg)
self.handler.show_message(_("Signing transaction ...\r\n\r\n" \
"To continue, touch the Digital Bitbox's blinking light for 3 seconds.\r\n\r\n" \
"To cancel, briefly touch the blinking light or wait for the timeout."))
reply = dbb_client.hid_send_encrypt(msg) # Send twice, first returns an echo for smart verification (not implemented)
self.handler.clear_dialog()
if 'error' in reply:
raise Exception(reply['error']['message'])
if 'sign' not in reply:
raise Exception("Could not sign transaction.")
if len(reply['sign']) <> len(tx.inputs()):
raise Exception("Incorrect number of transactions signed.") # Should never occur
# Fill signatures
for i, txin in enumerate(tx.inputs()):
num = txin['num_sig']
for pubkey in txin['pubkeys']:
signatures = filter(None, txin['signatures'])
if len(signatures) == num:
break # txin is complete
ii = txin['pubkeys'].index(pubkey)
signed = reply['sign'][i]
if signed['pubkey'] != pubkey:
continue
sig_r = int(signed['sig'][:64], 16)
sig_s = int(signed['sig'][64:], 16)
sig = sigencode_der(sig_r, sig_s, generator_secp256k1.order())
txin['signatures'][ii] = sig.encode('hex')
tx._inputs[i] = txin
except BaseException as e:
self.give_error(e, True)
else:
print_error("Transaction is_complete", tx.is_complete())
tx.raw = tx.serialize()
