Trezor: Implement resetting a device
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13154d4ce7
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@ -384,3 +384,55 @@ class InstallWizard(WindowModalDialog, WizardBase):
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self.set_layout(vbox)
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if not self.exec_():
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raise UserCancelled
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def request_trezor_reset_settings(self, device):
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vbox = QVBoxLayout()
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main_label = QLabel(_("Choose how to initialize your %s device:")
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% device)
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vbox.addWidget(main_label)
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msg = _("Select your seed length and strength:")
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choices = [
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_("12 words (low)"),
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_("18 words (medium)"),
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_("24 words (high)"),
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]
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gb = QGroupBox(msg)
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vbox1 = QVBoxLayout()
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gb.setLayout(vbox1)
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bg = QButtonGroup()
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for i, choice in enumerate(choices):
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rb = QRadioButton(gb)
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rb.setText(choice)
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bg.addButton(rb)
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bg.setId(rb, i)
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vbox1.addWidget(rb)
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rb.setChecked(True)
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vbox.addWidget(gb)
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label = QLabel(_("Enter a label to name your device:"))
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name = QLineEdit()
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hl = QHBoxLayout()
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hl.addWidget(label)
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hl.addWidget(name)
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hl.addStretch(2)
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vbox.addLayout(hl)
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cb_pin = QCheckBox(_('Enable PIN protection'))
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cb_pin.setChecked(True)
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vbox.addWidget(cb_pin)
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cb_phrase = QCheckBox(_('Enable Passphrase protection'))
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cb_phrase.setChecked(False)
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vbox.addWidget(cb_phrase)
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vbox.addStretch(1)
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vbox.addLayout(Buttons(CancelButton(self), OkButton(self, _('Next'))))
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self.set_layout(vbox)
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if not self.exec_():
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raise UserCancelled
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return (bg.checkedId(), unicode(name.text()),
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cb_pin.isChecked(), cb_phrase.isChecked())
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@ -103,6 +103,16 @@ class WizardBase(PrintError):
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dynamic feedback. If not provided, Wallet.is_any is used."""
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raise NotImplementedError
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def request_trezor_reset_settings(self, device):
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"""Ask the user how they want to initialize a trezor compatible
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device. device is the device kind, e.g. "Keepkey", to be used
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in dialog messages. Returns a 4-tuple: (strength, label,
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pinprotection, passphraseprotection). Strength is 0, 1 or 2
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for a 12, 18 or 24 word seed, respectively. Label is a name
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to give the device. PIN protection and passphrase protection
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are booleans and should default to True and False respectively."""
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raise NotImplementedError
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def request_many(self, n, xpub_hot=None):
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"""If xpub_hot is provided, a new wallet is being created. Request N
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master public keys for cosigners; xpub_hot is the master xpub
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@ -154,8 +154,8 @@ def trezor_client_class(protocol_mixin, base_client, proto):
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cls = TrezorClient
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for method in ['apply_settings', 'change_pin', 'get_address',
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'get_public_node', 'sign_message', 'sign_tx',
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'wipe_device']:
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'get_public_node', 'reset_device', 'sign_message',
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'sign_tx', 'wipe_device']:
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setattr(cls, method, wrapper(getattr(cls, method)))
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return cls
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@ -220,19 +220,32 @@ class TrezorCompatiblePlugin(BasePlugin):
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self.print_error("clear session:", client)
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client.clear_session()
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def initialize_device(self, wallet, wizard):
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(strength, label, pin_protection, passphrase_protection) \
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= wizard.request_trezor_reset_settings(self.device)
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assert strength in range(0, 3)
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strength = 64 * (strength + 2) # 128, 192 or 256
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language = ''
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client = self.client(wallet)
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client.reset_device(True, strength, passphrase_protection,
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pin_protection, label, language)
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def select_device(self, wallet, wizard):
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'''Called when creating a new wallet. Select the device
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to use.'''
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'''Called when creating a new wallet. Select the device to use. If
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the device is uninitialized, go through the intialization
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process.'''
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clients = list(self.clients)
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if not len(clients):
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return
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if len(clients) > 1:
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labels = [client.label() for client in clients]
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msg = _("Please select which %s device to use:") % self.device
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client = clients[wizard.query_choice(msg, labels)]
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else:
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client = clients[0]
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suffixes = [_("An unnamed device (wiped)"), _(" (initialized)")]
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labels = [client.label() + suffixes[client.is_initialized()]
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for client in clients]
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msg = _("Please select which %s device to use:") % self.device
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client = clients[wizard.query_choice(msg, labels)]
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self.pair_wallet(wallet, client)
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if not client.is_initialized():
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self.initialize_device(wallet, wizard)
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def pair_wallet(self, wallet, client):
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self.print_error("pairing wallet %s to device %s" % (wallet, client))
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@ -59,7 +59,8 @@ class QtHandler(PrintError):
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return self.passphrase
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def pin_dialog(self, msg):
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# Needed e.g. when renaming label and haven't entered PIN
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# Needed e.g. when resetting a device
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self.clear_dialog()
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dialog = WindowModalDialog(self.window_stack[-1], _("Enter PIN"))
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matrix = self.pin_matrix_widget_class()
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vbox = QVBoxLayout()
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