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629 lines
25 KiB
629 lines
25 KiB
import threading |
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from functools import partial |
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from typing import TYPE_CHECKING |
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from PyQt5.QtCore import Qt, pyqtSignal, QRegExp |
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from PyQt5.QtGui import QRegExpValidator |
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from PyQt5.QtWidgets import (QVBoxLayout, QLabel, QGridLayout, QPushButton, |
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QHBoxLayout, QButtonGroup, QGroupBox, |
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QTextEdit, QLineEdit, QRadioButton, QCheckBox, QWidget, |
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QMessageBox, QFileDialog, QSlider, QTabWidget) |
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from electrum.gui.qt.util import (WindowModalDialog, WWLabel, Buttons, CancelButton, |
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OkButton, CloseButton, getOpenFileName, ChoiceWidget) |
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from electrum.i18n import _ |
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from electrum.plugin import hook |
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from electrum.logging import Logger |
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from ..hw_wallet.qt import QtHandlerBase, QtPluginBase |
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from ..hw_wallet.plugin import only_hook_if_libraries_available |
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from .safe_t import SafeTPlugin, TIM_NEW, TIM_RECOVER, TIM_MNEMONIC, TIM_PRIVKEY |
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from electrum.gui.qt.wizard.wallet import WCScriptAndDerivation, WCHWUnlock, WCHWXPub |
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from electrum.gui.qt.wizard.wizard import WizardComponent |
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if TYPE_CHECKING: |
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from electrum.gui.qt.wizard.wallet import QENewWalletWizard |
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PASSPHRASE_HELP_SHORT =_( |
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"Passphrases allow you to access new wallets, each " |
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"hidden behind a particular case-sensitive passphrase.") |
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PASSPHRASE_HELP = PASSPHRASE_HELP_SHORT + " " + _( |
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"You need to create a separate Electrum wallet for each passphrase " |
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"you use as they each generate different addresses. Changing " |
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"your passphrase does not lose other wallets, each is still " |
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"accessible behind its own passphrase.") |
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RECOMMEND_PIN = _( |
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"You should enable PIN protection. Your PIN is the only protection " |
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"for your bitcoins if your device is lost or stolen.") |
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PASSPHRASE_NOT_PIN = _( |
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"If you forget a passphrase you will be unable to access any " |
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"bitcoins in the wallet behind it. A passphrase is not a PIN. " |
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"Only change this if you are sure you understand it.") |
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class QtHandler(QtHandlerBase): |
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pin_signal = pyqtSignal(object, object) |
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def __init__(self, win, pin_matrix_widget_class, device): |
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super(QtHandler, self).__init__(win, device) |
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self.pin_signal.connect(self.pin_dialog) |
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self.pin_matrix_widget_class = pin_matrix_widget_class |
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def get_pin(self, msg, *, show_strength=True): |
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self.done.clear() |
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self.pin_signal.emit(msg, show_strength) |
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self.done.wait() |
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return self.response |
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def pin_dialog(self, msg, show_strength): |
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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.top_level_window(), _("Enter PIN")) |
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matrix = self.pin_matrix_widget_class(show_strength) |
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vbox = QVBoxLayout() |
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vbox.addWidget(QLabel(msg)) |
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vbox.addWidget(matrix) |
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vbox.addLayout(Buttons(CancelButton(dialog), OkButton(dialog))) |
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dialog.setLayout(vbox) |
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dialog.exec_() |
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self.response = str(matrix.get_value()) |
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self.done.set() |
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class QtPlugin(QtPluginBase): |
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# Derived classes must provide the following class-static variables: |
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# icon_file |
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# pin_matrix_widget_class |
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@only_hook_if_libraries_available |
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@hook |
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def receive_menu(self, menu, addrs, wallet): |
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if len(addrs) != 1: |
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return |
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for keystore in wallet.get_keystores(): |
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if type(keystore) == self.keystore_class: |
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def show_address(keystore=keystore): |
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keystore.thread.add(partial(self.show_address, wallet, addrs[0], keystore)) |
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device_name = "{} ({})".format(self.device, keystore.label) |
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menu.addAction(_("Show on {}").format(device_name), show_address) |
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def show_settings_dialog(self, window, keystore): |
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def connect(): |
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device_id = self.choose_device(window, keystore) |
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return device_id |
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def show_dialog(device_id): |
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if device_id: |
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SettingsDialog(window, self, keystore, device_id).exec_() |
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keystore.thread.add(connect, on_success=show_dialog) |
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def clean_text(widget): |
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text = widget.toPlainText().strip() |
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return ' '.join(text.split()) |
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class SafeTInitLayout(QVBoxLayout): |
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validChanged = pyqtSignal([bool], arguments=['valid']) |
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def __init__(self, method, device): |
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super().__init__() |
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self.method = method |
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label = QLabel(_("Enter a label to name your device:")) |
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self.label_e = QLineEdit() |
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hl = QHBoxLayout() |
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hl.addWidget(label) |
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hl.addWidget(self.label_e) |
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hl.addStretch(1) |
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self.addLayout(hl) |
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if method in [TIM_NEW, TIM_RECOVER]: |
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gb = QGroupBox() |
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hbox1 = QHBoxLayout() |
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gb.setLayout(hbox1) |
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self.addWidget(gb) |
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gb.setTitle(_("Select your seed length:")) |
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self.bg = QButtonGroup() |
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for i, count in enumerate([12, 18, 24]): |
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rb = QRadioButton(gb) |
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rb.setText(_("{:d} words").format(count)) |
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self.bg.addButton(rb) |
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self.bg.setId(rb, i) |
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hbox1.addWidget(rb) |
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rb.setChecked(True) |
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self.cb_pin = QCheckBox(_('Enable PIN protection')) |
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self.cb_pin.setChecked(True) |
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else: |
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self.text_e = QTextEdit() |
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self.text_e.setMaximumHeight(60) |
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if method == TIM_MNEMONIC: |
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msg = _("Enter your BIP39 mnemonic:") |
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# TODO: no validation? |
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else: |
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msg = _("Enter the master private key beginning with xprv:") |
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def set_enabled(): |
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from electrum.bip32 import is_xprv |
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self.validChanged.emit(is_xprv(clean_text(self.text_e))) |
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self.text_e.textChanged.connect(set_enabled) |
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self.addWidget(QLabel(msg)) |
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self.addWidget(self.text_e) |
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self.pin = QLineEdit() |
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self.pin.setValidator(QRegExpValidator(QRegExp('[1-9]{0,9}'))) |
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self.pin.setMaximumWidth(100) |
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hbox_pin = QHBoxLayout() |
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hbox_pin.addWidget(QLabel(_("Enter your PIN (digits 1-9):"))) |
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hbox_pin.addWidget(self.pin) |
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hbox_pin.addStretch(1) |
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if method in [TIM_NEW, TIM_RECOVER]: |
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self.addWidget(WWLabel(RECOMMEND_PIN)) |
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self.addWidget(self.cb_pin) |
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else: |
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self.addLayout(hbox_pin) |
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passphrase_msg = WWLabel(PASSPHRASE_HELP_SHORT) |
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passphrase_warning = WWLabel(PASSPHRASE_NOT_PIN) |
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passphrase_warning.setStyleSheet("color: red") |
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self.cb_phrase = QCheckBox(_('Enable passphrases')) |
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self.cb_phrase.setChecked(False) |
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self.addWidget(passphrase_msg) |
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self.addWidget(passphrase_warning) |
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self.addWidget(self.cb_phrase) |
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def get_settings(self): |
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if self.method in [TIM_NEW, TIM_RECOVER]: |
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item = self.bg.checkedId() |
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pin = self.cb_pin.isChecked() |
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else: |
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item = ' '.join(str(clean_text(self.text_e)).split()) |
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pin = str(self.pin.text()) |
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return item, self.label_e.text(), pin, self.cb_phrase.isChecked() |
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class Plugin(SafeTPlugin, QtPlugin): |
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icon_unpaired = "safe-t_unpaired.png" |
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icon_paired = "safe-t.png" |
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def create_handler(self, window): |
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return QtHandler(window, self.pin_matrix_widget_class(), self.device) |
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@classmethod |
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def pin_matrix_widget_class(self): |
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from safetlib.qt.pinmatrix import PinMatrixWidget |
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return PinMatrixWidget |
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@hook |
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def init_wallet_wizard(self, wizard: 'QENewWalletWizard'): |
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self.extend_wizard(wizard) |
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# insert safe_t pages in new wallet wizard |
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def extend_wizard(self, wizard: 'QENewWalletWizard'): |
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super().extend_wizard(wizard) |
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views = { |
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'safet_start': {'gui': WCScriptAndDerivation}, |
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'safet_xpub': {'gui': WCHWXPub}, |
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'safet_not_initialized': {'gui': WCSafeTInitMethod}, |
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'safet_choose_new_recover': {'gui': WCSafeTInitParams}, |
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'safet_do_init': {'gui': WCSafeTInit}, |
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'safet_unlock': {'gui': WCHWUnlock} |
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} |
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wizard.navmap_merge(views) |
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class SettingsDialog(WindowModalDialog): |
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'''This dialog doesn't require a device be paired with a wallet. |
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We want users to be able to wipe a device even if they've forgotten |
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their PIN.''' |
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def __init__(self, window, plugin, keystore, device_id): |
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title = _("{} Settings").format(plugin.device) |
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super(SettingsDialog, self).__init__(window, title) |
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self.setMaximumWidth(540) |
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devmgr = plugin.device_manager() |
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config = devmgr.config |
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handler = keystore.handler |
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thread = keystore.thread |
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hs_cols, hs_rows = (128, 64) |
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def invoke_client(method, *args, **kw_args): |
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unpair_after = kw_args.pop('unpair_after', False) |
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def task(): |
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client = devmgr.client_by_id(device_id) |
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if not client: |
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raise RuntimeError("Device not connected") |
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if method: |
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getattr(client, method)(*args, **kw_args) |
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if unpair_after: |
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devmgr.unpair_id(device_id) |
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return client.features |
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thread.add(task, on_success=update) |
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def update(features): |
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self.features = features |
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set_label_enabled() |
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if features.bootloader_hash: |
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bl_hash = features.bootloader_hash.hex() |
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bl_hash = "\n".join([bl_hash[:32], bl_hash[32:]]) |
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else: |
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bl_hash = "N/A" |
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noyes = [_("No"), _("Yes")] |
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endis = [_("Enable Passphrases"), _("Disable Passphrases")] |
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disen = [_("Disabled"), _("Enabled")] |
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setchange = [_("Set a PIN"), _("Change PIN")] |
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version = "%d.%d.%d" % (features.major_version, |
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features.minor_version, |
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features.patch_version) |
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device_label.setText(features.label) |
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pin_set_label.setText(noyes[features.pin_protection]) |
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passphrases_label.setText(disen[features.passphrase_protection]) |
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bl_hash_label.setText(bl_hash) |
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label_edit.setText(features.label) |
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device_id_label.setText(features.device_id) |
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initialized_label.setText(noyes[features.initialized]) |
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version_label.setText(version) |
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clear_pin_button.setVisible(features.pin_protection) |
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clear_pin_warning.setVisible(features.pin_protection) |
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pin_button.setText(setchange[features.pin_protection]) |
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pin_msg.setVisible(not features.pin_protection) |
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passphrase_button.setText(endis[features.passphrase_protection]) |
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language_label.setText(features.language) |
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def set_label_enabled(): |
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label_apply.setEnabled(label_edit.text() != self.features.label) |
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def rename(): |
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invoke_client('change_label', label_edit.text()) |
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def toggle_passphrase(): |
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title = _("Confirm Toggle Passphrase Protection") |
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currently_enabled = self.features.passphrase_protection |
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if currently_enabled: |
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msg = _("After disabling passphrases, you can only pair this " |
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"Electrum wallet if it had an empty passphrase. " |
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"If its passphrase was not empty, you will need to " |
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"create a new wallet. You can use this wallet again " |
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"at any time by re-enabling passphrases and entering " |
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"its passphrase.") |
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else: |
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msg = _("Your current Electrum wallet can only be used with " |
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"an empty passphrase. You must create a separate " |
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"wallet for other passphrases as each one generates " |
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"a new set of addresses.") |
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msg += "\n\n" + _("Are you sure you want to proceed?") |
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if not self.question(msg, title=title): |
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return |
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invoke_client('toggle_passphrase', unpair_after=currently_enabled) |
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def change_homescreen(): |
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filename = getOpenFileName( |
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parent=self, |
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title=_("Choose Homescreen"), |
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config=config, |
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) |
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if not filename: |
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return # user cancelled |
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if filename.endswith('.toif'): |
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img = open(filename, 'rb').read() |
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if img[:8] != b'TOIf\x90\x00\x90\x00': |
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handler.show_error('File is not a TOIF file with size of 144x144') |
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return |
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else: |
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from PIL import Image # FIXME |
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im = Image.open(filename) |
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if im.size != (128, 64): |
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handler.show_error('Image must be 128 x 64 pixels') |
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return |
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im = im.convert('1') |
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pix = im.load() |
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img = bytearray(1024) |
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for j in range(64): |
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for i in range(128): |
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if pix[i, j]: |
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o = (i + j * 128) |
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img[o // 8] |= (1 << (7 - o % 8)) |
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img = bytes(img) |
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invoke_client('change_homescreen', img) |
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def clear_homescreen(): |
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invoke_client('change_homescreen', b'\x00') |
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def set_pin(): |
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invoke_client('set_pin', remove=False) |
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def clear_pin(): |
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invoke_client('set_pin', remove=True) |
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def wipe_device(): |
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wallet = window.wallet |
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if wallet and sum(wallet.get_balance()): |
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title = _("Confirm Device Wipe") |
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msg = _("Are you SURE you want to wipe the device?\n" |
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"Your wallet still has bitcoins in it!") |
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if not self.question(msg, title=title, |
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icon=QMessageBox.Critical): |
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return |
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invoke_client('wipe_device', unpair_after=True) |
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def slider_moved(): |
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mins = timeout_slider.sliderPosition() |
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timeout_minutes.setText(_("{:2d} minutes").format(mins)) |
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def slider_released(): |
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config.set_session_timeout(timeout_slider.sliderPosition() * 60) |
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# Information tab |
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info_tab = QWidget() |
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info_layout = QVBoxLayout(info_tab) |
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info_glayout = QGridLayout() |
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info_glayout.setColumnStretch(2, 1) |
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device_label = QLabel() |
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pin_set_label = QLabel() |
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passphrases_label = QLabel() |
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version_label = QLabel() |
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device_id_label = QLabel() |
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bl_hash_label = QLabel() |
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bl_hash_label.setWordWrap(True) |
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language_label = QLabel() |
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initialized_label = QLabel() |
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rows = [ |
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(_("Device Label"), device_label), |
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(_("PIN set"), pin_set_label), |
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(_("Passphrases"), passphrases_label), |
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(_("Firmware Version"), version_label), |
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(_("Device ID"), device_id_label), |
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(_("Bootloader Hash"), bl_hash_label), |
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(_("Language"), language_label), |
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(_("Initialized"), initialized_label), |
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] |
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for row_num, (label, widget) in enumerate(rows): |
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info_glayout.addWidget(QLabel(label), row_num, 0) |
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info_glayout.addWidget(widget, row_num, 1) |
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info_layout.addLayout(info_glayout) |
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# Settings tab |
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settings_tab = QWidget() |
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settings_layout = QVBoxLayout(settings_tab) |
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settings_glayout = QGridLayout() |
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# Settings tab - Label |
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label_msg = QLabel(_("Name this {}. If you have multiple devices " |
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"their labels help distinguish them.") |
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.format(plugin.device)) |
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label_msg.setWordWrap(True) |
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label_label = QLabel(_("Device Label")) |
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label_edit = QLineEdit() |
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label_edit.setMinimumWidth(150) |
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label_edit.setMaxLength(plugin.MAX_LABEL_LEN) |
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label_apply = QPushButton(_("Apply")) |
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label_apply.clicked.connect(rename) |
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label_edit.textChanged.connect(set_label_enabled) |
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settings_glayout.addWidget(label_label, 0, 0) |
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settings_glayout.addWidget(label_edit, 0, 1, 1, 2) |
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settings_glayout.addWidget(label_apply, 0, 3) |
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settings_glayout.addWidget(label_msg, 1, 1, 1, -1) |
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|
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# Settings tab - PIN |
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pin_label = QLabel(_("PIN Protection")) |
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pin_button = QPushButton() |
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pin_button.clicked.connect(set_pin) |
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settings_glayout.addWidget(pin_label, 2, 0) |
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settings_glayout.addWidget(pin_button, 2, 1) |
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pin_msg = QLabel(_("PIN protection is strongly recommended. " |
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"A PIN is your only protection against someone " |
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"stealing your bitcoins if they obtain physical " |
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"access to your {}.").format(plugin.device)) |
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pin_msg.setWordWrap(True) |
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pin_msg.setStyleSheet("color: red") |
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settings_glayout.addWidget(pin_msg, 3, 1, 1, -1) |
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|
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# Settings tab - Homescreen |
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homescreen_label = QLabel(_("Homescreen")) |
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homescreen_change_button = QPushButton(_("Change...")) |
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homescreen_clear_button = QPushButton(_("Reset")) |
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homescreen_change_button.clicked.connect(change_homescreen) |
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try: |
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import PIL |
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except ImportError: |
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homescreen_change_button.setDisabled(True) |
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homescreen_change_button.setToolTip( |
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_("Required package 'PIL' is not available - Please install it.") |
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) |
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homescreen_clear_button.clicked.connect(clear_homescreen) |
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homescreen_msg = QLabel(_("You can set the homescreen on your " |
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"device to personalize it. You must " |
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"choose a {} x {} monochrome black and " |
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"white image.").format(hs_cols, hs_rows)) |
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homescreen_msg.setWordWrap(True) |
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settings_glayout.addWidget(homescreen_label, 4, 0) |
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settings_glayout.addWidget(homescreen_change_button, 4, 1) |
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settings_glayout.addWidget(homescreen_clear_button, 4, 2) |
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settings_glayout.addWidget(homescreen_msg, 5, 1, 1, -1) |
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|
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# Settings tab - Session Timeout |
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timeout_label = QLabel(_("Session Timeout")) |
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timeout_minutes = QLabel() |
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timeout_slider = QSlider(Qt.Horizontal) |
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timeout_slider.setRange(1, 60) |
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timeout_slider.setSingleStep(1) |
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timeout_slider.setTickInterval(5) |
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timeout_slider.setTickPosition(QSlider.TicksBelow) |
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timeout_slider.setTracking(True) |
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timeout_msg = QLabel( |
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_("Clear the session after the specified period " |
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"of inactivity. Once a session has timed out, " |
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"your PIN and passphrase (if enabled) must be " |
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"re-entered to use the device.")) |
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timeout_msg.setWordWrap(True) |
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timeout_slider.setSliderPosition(config.get_session_timeout() // 60) |
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slider_moved() |
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timeout_slider.valueChanged.connect(slider_moved) |
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timeout_slider.sliderReleased.connect(slider_released) |
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settings_glayout.addWidget(timeout_label, 6, 0) |
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settings_glayout.addWidget(timeout_slider, 6, 1, 1, 3) |
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settings_glayout.addWidget(timeout_minutes, 6, 4) |
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settings_glayout.addWidget(timeout_msg, 7, 1, 1, -1) |
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settings_layout.addLayout(settings_glayout) |
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settings_layout.addStretch(1) |
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|
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# Advanced tab |
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advanced_tab = QWidget() |
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advanced_layout = QVBoxLayout(advanced_tab) |
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advanced_glayout = QGridLayout() |
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|
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# Advanced tab - clear PIN |
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clear_pin_button = QPushButton(_("Disable PIN")) |
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clear_pin_button.clicked.connect(clear_pin) |
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clear_pin_warning = QLabel( |
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_("If you disable your PIN, anyone with physical access to your " |
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"{} device can spend your bitcoins.").format(plugin.device)) |
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clear_pin_warning.setWordWrap(True) |
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clear_pin_warning.setStyleSheet("color: red") |
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advanced_glayout.addWidget(clear_pin_button, 0, 2) |
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advanced_glayout.addWidget(clear_pin_warning, 1, 0, 1, 5) |
|
|
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# Advanced tab - toggle passphrase protection |
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passphrase_button = QPushButton() |
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passphrase_button.clicked.connect(toggle_passphrase) |
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passphrase_msg = WWLabel(PASSPHRASE_HELP) |
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passphrase_warning = WWLabel(PASSPHRASE_NOT_PIN) |
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passphrase_warning.setStyleSheet("color: red") |
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advanced_glayout.addWidget(passphrase_button, 3, 2) |
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advanced_glayout.addWidget(passphrase_msg, 4, 0, 1, 5) |
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advanced_glayout.addWidget(passphrase_warning, 5, 0, 1, 5) |
|
|
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# Advanced tab - wipe device |
|
wipe_device_button = QPushButton(_("Wipe Device")) |
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wipe_device_button.clicked.connect(wipe_device) |
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wipe_device_msg = QLabel( |
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_("Wipe the device, removing all data from it. The firmware " |
|
"is left unchanged.")) |
|
wipe_device_msg.setWordWrap(True) |
|
wipe_device_warning = QLabel( |
|
_("Only wipe a device if you have the recovery seed written down " |
|
"and the device wallet(s) are empty, otherwise the bitcoins " |
|
"will be lost forever.")) |
|
wipe_device_warning.setWordWrap(True) |
|
wipe_device_warning.setStyleSheet("color: red") |
|
advanced_glayout.addWidget(wipe_device_button, 6, 2) |
|
advanced_glayout.addWidget(wipe_device_msg, 7, 0, 1, 5) |
|
advanced_glayout.addWidget(wipe_device_warning, 8, 0, 1, 5) |
|
advanced_layout.addLayout(advanced_glayout) |
|
advanced_layout.addStretch(1) |
|
|
|
tabs = QTabWidget(self) |
|
tabs.addTab(info_tab, _("Information")) |
|
tabs.addTab(settings_tab, _("Settings")) |
|
tabs.addTab(advanced_tab, _("Advanced")) |
|
dialog_vbox = QVBoxLayout(self) |
|
dialog_vbox.addWidget(tabs) |
|
dialog_vbox.addLayout(Buttons(CloseButton(self))) |
|
|
|
# Update information |
|
invoke_client(None) |
|
|
|
|
|
class WCSafeTInitMethod(WizardComponent): |
|
def __init__(self, parent, wizard): |
|
WizardComponent.__init__(self, parent, wizard, title=_('HW Setup')) |
|
|
|
def on_ready(self): |
|
_name, _info = self.wizard_data['hardware_device'] |
|
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(_info.model_name, _info.model_name) |
|
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")) |
|
] |
|
self.choice_w = ChoiceWidget(message=msg, choices=choices) |
|
self.layout().addWidget(self.choice_w) |
|
self.layout().addStretch(1) |
|
|
|
self._valid = True |
|
|
|
def apply(self): |
|
self.wizard_data['safe_t_init'] = self.choice_w.selected_key |
|
|
|
|
|
class WCSafeTInitParams(WizardComponent): |
|
def __init__(self, parent, wizard): |
|
WizardComponent.__init__(self, parent, wizard, title=_('Set-up safe-t')) |
|
self.plugins = wizard.plugins |
|
self._busy = True |
|
|
|
def on_ready(self): |
|
_name, _info = self.wizard_data['hardware_device'] |
|
self.settings_layout = SafeTInitLayout(self.wizard_data['safe_t_init'], _info.device.id_) |
|
self.settings_layout.validChanged.connect(self.on_settings_valid_changed) |
|
self.layout().addLayout(self.settings_layout) |
|
self.layout().addStretch(1) |
|
|
|
self.valid = self.wizard_data['safe_t_init'] != TIM_PRIVKEY |
|
self.busy = False |
|
|
|
def on_settings_valid_changed(self, is_valid: bool): |
|
self.valid = is_valid |
|
|
|
def apply(self): |
|
self.wizard_data['safe_t_settings'] = self.settings_layout.get_settings() |
|
|
|
|
|
class WCSafeTInit(WizardComponent, Logger): |
|
def __init__(self, parent, wizard): |
|
WizardComponent.__init__(self, parent, wizard, title=_('Set-up safe-t')) |
|
Logger.__init__(self) |
|
self.plugins = wizard.plugins |
|
self.plugin = self.plugins.get_plugin('safe_t') |
|
|
|
self.layout().addWidget(WWLabel('Done')) |
|
|
|
self._busy = True |
|
|
|
def on_ready(self): |
|
settings = self.wizard_data['safe_t_settings'] |
|
method = self.wizard_data['safe_t_init'] |
|
_name, _info = self.wizard_data['hardware_device'] |
|
device_id = _info.device.id_ |
|
client = self.plugins.device_manager.client_by_id(device_id, scan_now=False) |
|
client.handler = self.plugin.create_handler(self.wizard) |
|
|
|
def initialize_device_task(settings, method, device_id, handler): |
|
try: |
|
self.plugin._initialize_device(settings, method, device_id, handler) |
|
self.logger.info('Done initialize device') |
|
self.valid = True |
|
self.wizard.requestNext.emit() # triggers Next GUI thread from event loop |
|
except Exception as e: |
|
self.valid = False |
|
self.error = repr(e) |
|
finally: |
|
self.busy = False |
|
|
|
t = threading.Thread( |
|
target=initialize_device_task, |
|
args=(settings, method, device_id, client.handler), |
|
daemon=True) |
|
t.start() |
|
|
|
def apply(self): |
|
pass
|
|
|