tfix issue #1061: normalize trezor passphrases. Add passphrases to restore from seed with trezor. - electrum - Electrum Bitcoin wallet
HTML git clone https://git.parazyd.org/electrum
DIR Log
DIR Files
DIR Refs
DIR Submodules
---
DIR commit 15636282e421fb3e3fddd32638a931b65a9d4e8c
DIR parent c56fe45ad7b93cdb63b6dbb27f72d97c9e789258
HTML Author: ThomasV <thomasv@gitorious>
Date: Thu, 5 Mar 2015 17:09:39 +0100
fix issue #1061: normalize trezor passphrases. Add passphrases to restore from seed with trezor.
Diffstat:
M lib/wallet.py | 4 ++--
M plugins/trezor.py | 44 +++++++++++++++++++------------
2 files changed, 29 insertions(+), 19 deletions(-)
---
DIR diff --git a/lib/wallet.py b/lib/wallet.py
t@@ -1321,9 +1321,9 @@ class BIP32_Wallet(Deterministic_Wallet):
seed = self.get_seed(password)
self.add_cosigner_seed(seed, self.root_name, password)
- def add_cosigner_seed(self, seed, name, password):
+ def add_cosigner_seed(self, seed, name, password, passphrase=''):
# we don't store the seed, only the master xpriv
- xprv, xpub = bip32_root(self.mnemonic_to_seed(seed,''))
+ xprv, xpub = bip32_root(self.mnemonic_to_seed(seed, passphrase))
xprv, xpub = bip32_private_derivation(xprv, "m/", self.root_derivation)
self.add_master_public_key(name, xpub)
self.add_master_private_key(name, xprv, password)
DIR diff --git a/plugins/trezor.py b/plugins/trezor.py
t@@ -5,6 +5,7 @@ from struct import pack
from sys import stderr
from time import sleep
from base64 import b64encode, b64decode
+import unicodedata
import electrum
from electrum.account import BIP32_Account
t@@ -15,7 +16,6 @@ from electrum.transaction import deserialize
from electrum.wallet import BIP32_HD_Wallet
from electrum.util import print_error
-from electrum_gui.qt.password_dialog import make_password_dialog, run_password_dialog
from electrum_gui.qt.util import ok_cancel_buttons, EnterButton
try:
t@@ -36,6 +36,21 @@ def give_error(message):
print_error(message)
raise Exception(message)
+
+def trezor_passphrase_dialog(msg):
+ from electrum_gui.qt.password_dialog import make_password_dialog, run_password_dialog
+ d = QDialog()
+ d.setModal(1)
+ d.setLayout(make_password_dialog(d, None, msg, False))
+ confirmed, p, passphrase = run_password_dialog(d, None, None)
+ if not confirmed:
+ return None
+ if passphrase is None:
+ passphrase = '' # Even blank string is valid Trezor passphrase
+ passphrase = unicodedata.normalize('NFKD', unicode(passphrase))
+ return passphrase
+
+
class Plugin(BasePlugin):
def fullname(self):
t@@ -117,9 +132,13 @@ class Plugin(BasePlugin):
return
wallet = TrezorWallet(storage)
self.wallet = wallet
+ passphrase = trezor_passphrase_dialog(_("Please enter your Trezor passphrase.") + '\n' + _("Press OK if you do not use one."))
+ if passphrase is None:
+ QMessageBox.critical(None, _('Error'), _("Password request canceled"), _('OK'))
+ return
password = wizard.password_dialog()
wallet.add_seed(seed, password)
- wallet.add_cosigner_seed(' '.join(seed.split()), 'x/', password)
+ wallet.add_cosigner_seed(seed, 'x/', password, passphrase)
wallet.create_main_account(password)
# disable trezor plugin
self.set_enabled(False)
t@@ -244,7 +263,8 @@ class TrezorWallet(BIP32_HD_Wallet):
# trezor uses bip39
import pbkdf2, hashlib, hmac
PBKDF2_ROUNDS = 2048
- mnemonic = ' '.join(mnemonic.split())
+ mnemonic = unicodedata.normalize('NFKD', ' '.join(mnemonic.split()))
+ passphrase = unicodedata.normalize('NFKD', passphrase)
return pbkdf2.PBKDF2(mnemonic, 'mnemonic' + passphrase, iterations = PBKDF2_ROUNDS, macmodule = hmac, digestmodule = hashlib.sha512).read(64)
def derive_xkeys(self, root, derivation, password):
t@@ -475,13 +495,12 @@ class TrezorQtGuiMixin(object):
return proto.Cancel()
return proto.PinMatrixAck(pin=pin)
- def callback_PassphraseRequest(self, msg):
- confirmed, p, passphrase = self.password_dialog()
- if not confirmed:
+ def callback_PassphraseRequest(self, req):
+ msg = _("Please enter your Trezor passphrase.")
+ passphrase = trezor_passphrase_dialog(msg)
+ if passphrase is None:
QMessageBox.critical(None, _('Error'), _("Password request canceled"), _('OK'))
return proto.Cancel()
- if passphrase is None:
- passphrase='' # Even blank string is valid Trezor passphrase
return proto.PassphraseAck(passphrase=passphrase)
def callback_WordRequest(self, msg):
t@@ -490,15 +509,6 @@ class TrezorQtGuiMixin(object):
word = raw_input()
return proto.WordAck(word=word)
- def password_dialog(self, msg=None):
- if not msg:
- msg = _("Please enter your Trezor password")
-
- d = QDialog()
- d.setModal(1)
- d.setLayout( make_password_dialog(d, None, msg, False) )
- return run_password_dialog(d, None, None)
-
def pin_dialog(self, msg):
d = QDialog(None)
d.setModal(1)