def test_password_for_storage_encryption(storage: WalletStorage,
                                         password: str) -> bool:
    try:
        storage.decrypt(password)
    except InvalidPassword:
        return False
    else:
        return True
Example #2
0
 def _on_decrypted_storage(self, storage: WalletStorage):
     assert storage.is_past_initial_decryption()
     if storage.requires_upgrade():
         wizard = Factory.InstallWizard(self.electrum_config, self.plugins)
         wizard.path = storage.path
         wizard.bind(on_wizard_complete=self.on_wizard_complete)
         wizard.upgrade_storage(storage)
     else:
         self.on_wizard_complete(wizard=None, storage=storage)
Example #3
0
    def test_read_dictionnary_from_file(self):

        some_dict = {"a":"b", "c":"d"}
        contents = repr(some_dict)
        with open(self.wallet_path, "w") as f:
            contents = f.write(contents)

        storage = WalletStorage(self.wallet_path)
        self.assertEqual("b", storage.get("a"))
        self.assertEqual("d", storage.get("c"))
Example #4
0
    def test_read_dictionary_from_file(self):

        some_dict = {"a":"b", "c":"d"}
        contents = json.dumps(some_dict)
        with open(self.wallet_path, "w") as f:
            contents = f.write(contents)

        storage = WalletStorage(self.wallet_path, manual_upgrades=True)
        self.assertEqual("b", storage.get("a"))
        self.assertEqual("d", storage.get("c"))
Example #5
0
    def test_read_dictionnary_from_file(self):

        some_dict = {"a": "b", "c": "d"}
        contents = repr(some_dict)
        with open(self.wallet_path, "w") as f:
            contents = f.write(contents)

        storage = WalletStorage(self.wallet_path)
        self.assertEqual("b", storage.get("a"))
        self.assertEqual("d", storage.get("c"))
    def test_read_dictionary_from_file(self):

        some_dict = {"a":"b", "c":"d"}
        contents = json.dumps(some_dict)
        with open(self.wallet_path, "w") as f:
            contents = f.write(contents)

        storage = WalletStorage(self.wallet_path, manual_upgrades=True)
        self.assertEqual("b", storage.get("a"))
        self.assertEqual("d", storage.get("c"))
Example #7
0
def make_address_electrum(mnemonic: str,
                          second: str,
                          num: int = 0,
                          script: str = 'p2wpkh',
                          path: str = 'wallet.db',
                          remove: bool = True):
    if electrum is None:
        raise ImportError(
            'Unable to import electrum.  Follow README instructions.')

    if len(second) < MIN_LEN_PASSWORD:
        raise ValueError(
            f'Password too short {len(second)} < {MIN_LEN_PASSWORD}')
    script_types = ('p2pkh', 'p2wpkh', 'p2wpkh-p2sh')
    if script not in script_types:
        raise ValueError(f'Script {script} must be noe of {script_types}')

    if os.path.exists(path):
        os.unlink(path)

    language = 'english'
    seed = Mnemonic(language).to_seed(mnemonic).hex()

    derivation = None
    if script == 'p2wpkh':
        derivation = "m/84'/0'/0'"
    elif script == 'p2wpkh-p2sh':
        derivation = "m/49'/0'/0'"
    elif script == 'p2pkh':
        script = 'standard'
        derivation = "m/44'/0'/0'"

    ks = keystore.from_bip39_seed(mnemonic, second, derivation, xtype=script)

    db = WalletDB('', manual_upgrades=False)
    db.put('keystore', ks.dump())
    db.put('wallet_type', 'standard')

    storage = WalletStorage(path)
    wallet = Wallet(db, storage, config=SimpleConfig())
    if not storage.file_exists():
        wallet.update_password(old_pw=None,
                               new_pw=second,
                               encrypt_storage=True)
    wallet.synchronize()
    wallet.save_db()

    addr = wallet.get_receiving_addresses()[num]
    wif = wallet.export_private_key(addr, password=second)

    if remove:
        os.unlink(path)

    return AddressResult(address=addr, wif=wif, num=num)
    def __init__(self, name, config):
        """
        Initializes new electrum wallet instance

        @param name: Name of the wallet
        @param config: Configuration dictionary e.g {
            'server': 'localhost:7777:s',
            'rpc_user': '******',
            'rpc_pass_': 'pass',
            'electrum_path': '/opt/var/data/electrum',
            'seed': '....',
            'fee': 10000,
            'testnet': 1
        }
        """
        self._name = name
        self._config = config
        self._config['testnet'] = bool(self._config['testnet'])
        if self._config['testnet'] is True:
            constants.set_testnet()

        self._config['verbos'] = False
        self._electrum_config = SimpleConfig(self._config)
        self._wallet_path = os.path.join(self._electrum_config.path, 'wallets',
                                         self._name)
        self._storage = WalletStorage(path=self._wallet_path)
        if not self._storage.file_exists():
            self._electrum_config.set_key('default_wallet_path',
                                          self._wallet_path)
            k = keystore.from_seed(self._config['seed'],
                                   self._config['passphrase'], False)
            k.update_password(None, self._config['password'])
            self._storage.put('keystore', k.dump())
            self._storage.put('wallet_type', 'standard')
            self._storage.put('use_encryption', bool(self._config['password']))
            self._storage.write()
            self._wallet = Wallet(self._storage)
            # self._server = daemon.get_server(self._electrum_config)
            self._network = Network(self._electrum_config)
            self._network.start()
            self._wallet.start_threads(self._network)
            self._wallet.synchronize()
            self._wallet.wait_until_synchronized()
            self._wallet.stop_threads()
            self._wallet.storage.write()
        else:
            self._network = None
            self._wallet = self._wallet = Wallet(self._storage)

        self._commands = Commands(config=self._electrum_config,
                                  wallet=self._wallet,
                                  network=self._network)

        self._init_commands()
Example #9
0
 def launch_wizard():
     wizard = Factory.InstallWizard(self.electrum_config, self.plugins)
     wizard.path = path
     wizard.bind(on_wizard_complete=self.on_wizard_complete)
     storage = WalletStorage(path, manual_upgrades=True)
     if not storage.file_exists():
         wizard.run('new')
     elif storage.is_encrypted():
         raise Exception("Kivy GUI does not support encrypted wallet files.")
     elif storage.requires_upgrade():
         wizard.upgrade_storage(storage)
     else:
         raise Exception("unexpected storage file situation")
Example #10
0
 def launch_wizard():
     wizard = Factory.InstallWizard(self.electrum_config, self.plugins)
     wizard.path = path
     wizard.bind(on_wizard_complete=self.on_wizard_complete)
     storage = WalletStorage(path, manual_upgrades=True)
     if not storage.file_exists():
         wizard.run('new')
     elif storage.is_encrypted():
         raise Exception("Kivy GUI does not support encrypted wallet files.")
     elif storage.requires_upgrade():
         wizard.upgrade_storage(storage)
     else:
         raise Exception("unexpected storage file situation")
Example #11
0
    def __init__(self, config, daemon, plugins):

        self.config = config
        self.network = daemon.network
        storage = WalletStorage(config.get_wallet_path())
        if not storage.file_exists():
            print("Wallet not found. try 'electrum create'")
            exit()
        if storage.is_encrypted():
            password = getpass.getpass('Password:'******'')
        self.encoding = locale.getpreferredencoding()

        self.stdscr = curses.initscr()
        curses.noecho()
        curses.cbreak()
        curses.start_color()
        curses.use_default_colors()
        curses.init_pair(1, curses.COLOR_WHITE, curses.COLOR_BLUE)
        curses.init_pair(2, curses.COLOR_WHITE, curses.COLOR_CYAN)
        curses.init_pair(3, curses.COLOR_BLACK, curses.COLOR_WHITE)
        self.stdscr.keypad(1)
        self.stdscr.border(0)
        self.maxy, self.maxx = self.stdscr.getmaxyx()
        self.set_cursor(0)
        self.w = curses.newwin(10, 50, 5, 5)

        set_verbosity(False)
        self.tab = 0
        self.pos = 0
        self.popup_pos = 0

        self.str_recipient = ""
        self.str_description = ""
        self.str_amount = ""
        self.str_fee = ""
        self.history = None

        if self.network:
            self.network.register_callback(self.update, ['wallet_updated', 'network_updated'])

        self.tab_names = [_("History"), _("Send"), _("Receive"), _("Addresses"), _("Contacts"), _("Banner")]
        self.num_tabs = len(self.tab_names)
Example #12
0
 def _upgrade_storage(self, wallet_json, accounts=1):
     if accounts == 1:
         # test manual upgrades
         storage = self._load_storage_from_json_string(
             wallet_json=wallet_json,
             path=self.wallet_path,
             manual_upgrades=True)
         self.assertFalse(storage.requires_split())
         if storage.requires_upgrade():
             storage.upgrade()
             self._sanity_check_upgraded_storage(storage)
         # test automatic upgrades
         path2 = os.path.join(self.user_dir, "somewallet2")
         storage2 = self._load_storage_from_json_string(
             wallet_json=wallet_json, path=path2, manual_upgrades=False)
         self._sanity_check_upgraded_storage(storage2)
     else:
         storage = self._load_storage_from_json_string(
             wallet_json=wallet_json,
             path=self.wallet_path,
             manual_upgrades=True)
         self.assertTrue(storage.requires_split())
         new_paths = storage.split_accounts()
         self.assertEqual(accounts, len(new_paths))
         for new_path in new_paths:
             new_storage = WalletStorage(new_path, manual_upgrades=False)
             self._sanity_check_upgraded_storage(new_storage)
Example #13
0
    def test_write_dictionary_to_file(self):

        storage = WalletStorage(self.wallet_path)

        some_dict = {
            u"a": u"b",
            u"c": u"d",
            u"seed_version": FINAL_SEED_VERSION}

        for key, value in some_dict.items():
            storage.put(key, value)
        storage.write()

        with open(self.wallet_path, "r") as f:
            contents = f.read()
        self.assertEqual(some_dict, json.loads(contents))
Example #14
0
 def launch_wizard():
     storage = WalletStorage(path, manual_upgrades=True)
     wizard = Factory.InstallWizard(self.electrum_config,
                                    self.plugins, storage)
     wizard.bind(on_wizard_complete=self.on_wizard_complete)
     action = wizard.storage.get_action()
     wizard.run(action)
Example #15
0
    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:
                self.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_network(self.daemon.network)
                self.daemon.add_wallet(wallet)
        try:
            for w in self.windows:
                if w.wallet.storage.path == wallet.storage.path:
                    break
            else:
                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
Example #16
0
 def on_filename(filename):
     # FIXME? "filename" might contain ".." (etc) and hence sketchy path traversals are possible
     nonlocal temp_storage
     temp_storage = None
     msg = None
     path = os.path.join(wallet_folder, filename)
     wallet_from_memory = get_wallet_from_daemon(path)
     try:
         if wallet_from_memory:
             temp_storage = wallet_from_memory.storage  # type: Optional[WalletStorage]
         else:
             temp_storage = WalletStorage(path, manual_upgrades=True)
     except (StorageReadWriteError, WalletFileException) as e:
         msg = _('Cannot read file') + f'\n{repr(e)}'
     except Exception as e:
         self.logger.exception('')
         msg = _('Cannot read file') + f'\n{repr(e)}'
     self.next_button.setEnabled(temp_storage is not None)
     user_needs_to_enter_password = False
     if temp_storage:
         if not temp_storage.file_exists():
             msg = _("This file does not exist.") + '\n' \
                   + _("Press 'Next' to create this wallet, or choose another file.")
         elif not wallet_from_memory:
             if temp_storage.is_encrypted_with_user_pw():
                 msg = _("This file is encrypted with a password.") + '\n' \
                       + _('Enter your password or choose another file.')
                 user_needs_to_enter_password = True
             elif temp_storage.is_encrypted_with_hw_device():
                 msg = _("This file is encrypted using a hardware device.") + '\n' \
                       + _("Press 'Next' to choose device to decrypt.")
             else:
                 msg = _("Press 'Next' to open this wallet.")
         else:
             msg = _("This file is already open in memory.") + "\n" \
                   + _("Press 'Next' to create/focus window.")
     if msg is None:
         msg = _('Cannot read file')
     self.msg_label.setText(msg)
     if user_needs_to_enter_password:
         self.pw_label.show()
         self.pw_e.show()
         self.pw_e.setFocus()
     else:
         self.pw_label.hide()
         self.pw_e.hide()
 def _load_storage_from_json_string(self,
                                    wallet_json,
                                    manual_upgrades=True):
     with open(self.wallet_path, "w") as f:
         f.write(wallet_json)
     storage = WalletStorage(self.wallet_path,
                             manual_upgrades=manual_upgrades)
     return storage
Example #18
0
 def on_filename(filename):
     path = os.path.join(wallet_folder, filename)
     wallet_from_memory = get_wallet_from_daemon(path)
     try:
         if wallet_from_memory:
             self.temp_storage = wallet_from_memory.storage
         else:
             self.temp_storage = WalletStorage(path,
                                               manual_upgrades=True)
         self.next_button.setEnabled(True)
     except BaseException:
         traceback.print_exc(file=sys.stderr)
         self.temp_storage = None
         self.next_button.setEnabled(False)
     if self.temp_storage:
         if not self.temp_storage.file_exists():
             msg =_("This file does not exist.") + '\n' \
                   + _("Press 'Next' to create this wallet, or choose another file.")
             pw = False
         elif not wallet_from_memory:
             if self.temp_storage.is_encrypted_with_user_pw():
                 msg = _("This file is encrypted with a password.") + '\n' \
                       + _('Enter your password or choose another file.')
                 pw = True
             elif self.temp_storage.is_encrypted_with_hw_device():
                 msg = _("This file is encrypted using a hardware device.") + '\n' \
                       + _("Press 'Next' to choose device to decrypt.")
                 pw = False
             else:
                 msg = _("Press 'Next' to open this wallet.")
                 pw = False
         else:
             msg = _("This file is already open in memory.") + "\n" \
                 + _("Press 'Next' to create/focus window.")
             pw = False
     else:
         msg = _('Cannot read file')
         pw = False
     self.msg_label.setText(msg)
     if pw:
         self.pw_label.show()
         self.pw_e.show()
         self.pw_e.setFocus()
     else:
         self.pw_label.hide()
         self.pw_e.hide()
Example #19
0
 def launch_wizard():
     storage = WalletStorage(path, manual_upgrades=True)
     if not storage.file_exists():
         wizard = Factory.InstallWizard(self.electrum_config, self.plugins)
         wizard.path = path
         wizard.bind(on_wizard_complete=self.on_wizard_complete)
         wizard.run('new')
     else:
         if storage.is_encrypted():
             if not storage.is_encrypted_with_user_pw():
                 raise Exception("Kivy GUI does not support this type of encrypted wallet files.")
             def on_password(pw):
                 storage.decrypt(pw)
                 self._on_decrypted_storage(storage)
             self.password_dialog(wallet=storage, msg=_('Enter PIN code'),
                                  on_success=on_password, on_failure=self.stop)
             return
         self._on_decrypted_storage(storage)
Example #20
0
 def test_encrypt_message(self):
     key = WalletStorage.get_eckey_from_password('secret_password77')
     msgs = [bytes([0] * 555), b'cannot think of anything funny']
     for plaintext in msgs:
         ciphertext1 = key.encrypt_message(plaintext)
         ciphertext2 = key.encrypt_message(plaintext)
         self.assertEqual(plaintext, key.decrypt_message(ciphertext1))
         self.assertEqual(plaintext, key.decrypt_message(ciphertext2))
         self.assertNotEqual(ciphertext1, ciphertext2)
Example #21
0
    def __init__(self, *, config: 'SimpleConfig', daemon: 'Daemon',
                 plugins: 'Plugins'):
        BaseElectrumGui.__init__(self,
                                 config=config,
                                 daemon=daemon,
                                 plugins=plugins)
        self.network = daemon.network
        storage = WalletStorage(config.get_wallet_path())
        if not storage.file_exists():
            print("Wallet not found. try 'electrum create'")
            exit()
        if storage.is_encrypted():
            password = getpass.getpass('Password:'******'')
        self.encoding = locale.getpreferredencoding()

        self.stdscr = curses.initscr()
        curses.noecho()
        curses.cbreak()
        curses.start_color()
        curses.use_default_colors()
        curses.init_pair(1, curses.COLOR_WHITE, curses.COLOR_BLUE)
        curses.init_pair(2, curses.COLOR_WHITE, curses.COLOR_CYAN)
        curses.init_pair(3, curses.COLOR_BLACK, curses.COLOR_WHITE)
        self.stdscr.keypad(1)
        self.stdscr.border(0)
        self.maxy, self.maxx = self.stdscr.getmaxyx()
        self.set_cursor(0)
        self.w = curses.newwin(10, 50, 5, 5)

        self.tab = 0
        self.pos = 0
        self.popup_pos = 0

        self.str_recipient = ""
        self.str_description = ""
        self.str_amount = ""
        self.str_fee = ""
        self.history = None
        self.txid = []

        self.register_callbacks()

        self.tab_names = [
            _("History"),
            _("Send"),
            _("Receive"),
            _("Addresses"),
            _("Contacts"),
            _("Banner")
        ]
        self.num_tabs = len(self.tab_names)
Example #22
0
    def test_update_password_with_app_restarts(self):
        wallet_str = '{"addr_history":{"1364Js2VG66BwRdkaoxAaFtdPb1eQgn8Dr":[],"15CyDgLffJsJgQrhcyooFH4gnVDG82pUrA":[],"1Exet2BhHsFxKTwhnfdsBMkPYLGvobxuW6":[]},"addresses":{"change":[],"receiving":["1364Js2VG66BwRdkaoxAaFtdPb1eQgn8Dr","1Exet2BhHsFxKTwhnfdsBMkPYLGvobxuW6","15CyDgLffJsJgQrhcyooFH4gnVDG82pUrA"]},"keystore":{"keypairs":{"0344b1588589958b0bcab03435061539e9bcf54677c104904044e4f8901f4ebdf5":"L2sED74axVXC4H8szBJ4rQJrkfem7UMc6usLCPUoEWxDCFGUaGUM","0389508c13999d08ffae0f434a085f4185922d64765c0bff2f66e36ad7f745cc5f":"L3Gi6EQLvYw8gEEUckmqawkevfj9s8hxoQDFveQJGZHTfyWnbk1U","04575f52b82f159fa649d2a4c353eb7435f30206f0a6cb9674fbd659f45082c37d559ffd19bea9c0d3b7dcc07a7b79f4cffb76026d5d4dff35341efe99056e22d2":"5JyVyXU1LiRXATvRTQvR9Kp8Rx1X84j2x49iGkjSsXipydtByUq"},"type":"imported"},"pruned_txo":{},"seed_version":13,"stored_height":-1,"transactions":{},"tx_fees":{},"txi":{},"txo":{},"use_encryption":false,"verified_tx3":{},"wallet_type":"standard","winpos-qt":[100,100,840,405]}'
        db = WalletDB(wallet_str, manual_upgrades=False)
        storage = WalletStorage(self.wallet_path)
        wallet = Wallet(db, storage, config=self.config)
        wallet.stop()

        storage = WalletStorage(self.wallet_path)
        # if storage.is_encrypted():
        #     storage.decrypt(password)
        db = WalletDB(storage.read(), manual_upgrades=False)
        wallet = Wallet(db, storage, config=self.config)

        wallet.check_password(None)

        wallet.update_password(None, "1234")
        with self.assertRaises(InvalidPassword):
            wallet.check_password(None)
        with self.assertRaises(InvalidPassword):
            wallet.check_password("wrong password")
        wallet.check_password("1234")
Example #23
0
 def test_encrypt_message(self):
     key = WalletStorage.get_eckey_from_password('secret_password77')
     msgs = [
         bytes([0] * 555),
         b'cannot think of anything funny'
     ]
     for plaintext in msgs:
         ciphertext1 = key.encrypt_message(plaintext)
         ciphertext2 = key.encrypt_message(plaintext)
         self.assertEqual(plaintext, key.decrypt_message(ciphertext1))
         self.assertEqual(plaintext, key.decrypt_message(ciphertext2))
         self.assertNotEqual(ciphertext1, ciphertext2)
Example #24
0
def init_daemon(config_options):
    config = SimpleConfig(config_options)
    storage = WalletStorage(config.get_wallet_path())
    if not storage.file_exists():
        print_msg("Error: Wallet file not found.")
        print_msg("Type 'electrum create' to create a new wallet, or provide a path to a wallet with the -w option")
        sys.exit(0)
    if storage.is_encrypted():
        if storage.is_encrypted_with_hw_device():
            plugins = init_plugins(config, 'cmdline')
            password = get_password_for_hw_device_encrypted_storage(plugins)
        elif config.get('password'):
            password = config.get('password')
        else:
            password = prompt_password('Password:'******'password'] = password
Example #25
0
    def load_storage(self):
        self._storage = WalletStorage(self._path)
        if not self._storage.file_exists():
            self._logger.warning('file does not exist')
            self.fileNotFound.emit()
            self._storage = None
            return

        if self._storage.is_encrypted():
            self.needsPassword = True

            try:
                self._storage.decrypt(
                    '' if not self._password else self._password)
                self.validPassword = True
            except InvalidPassword as e:
                self.validPassword = False
                self.invalidPassword.emit()

        if not self._storage.is_past_initial_decryption():
            self._storage = None
Example #26
0
def init_cmdline(config_options, server):
    config = SimpleConfig(config_options)
    cmdname = config.get('cmd')
    cmd = known_commands[cmdname]

    if cmdname == 'signtransaction' and config.get('privkey'):
        cmd.requires_wallet = False
        cmd.requires_password = False

    if cmdname in ['payto', 'paytomany'] and config.get('unsigned'):
        cmd.requires_password = False

    if cmdname in ['payto', 'paytomany'] and config.get('broadcast'):
        cmd.requires_network = True

    # instantiate wallet for command-line
    storage = WalletStorage(config.get_wallet_path())

    if cmd.requires_wallet and not storage.file_exists():
        print_msg("Error: Wallet file not found.")
        print_msg(
            "Type 'electrum create' to create a new wallet, or provide a path to a wallet with the -w option"
        )
        sys.exit(0)

    # important warning
    if cmd.name in ['getprivatekeys']:
        print_stderr("WARNING: ALL your private keys are secret.")
        print_stderr(
            "Exposing a single private key can compromise your entire wallet!")
        print_stderr(
            "In particular, DO NOT use 'redeem private key' services proposed by third parties."
        )

    # commands needing password
    if (cmd.requires_wallet and storage.is_encrypted() and server is None)\
       or (cmd.requires_password and (storage.get('use_encryption') or storage.is_encrypted())):
        if storage.is_encrypted_with_hw_device():
            # this case is handled later in the control flow
            password = None
        elif config.get('password'):
            password = config.get('password')
        else:
            password = prompt_password('Password:'******'password'] = config_options.get('password') or password

    if cmd.name == 'password':
        new_password = prompt_password('New password:'******'new_password'] = new_password
Example #27
0
    def __init__(self, config, daemon, plugins):

        self.config = config
        self.network = daemon.network
        storage = WalletStorage(config.get_wallet_path())
        if not storage.file_exists():
            print("Wallet not found. try 'electrum create'")
            exit()
        if storage.is_encrypted():
            password = getpass.getpass('Password:'******'')
        self.encoding = locale.getpreferredencoding()

        self.stdscr = curses.initscr()
        curses.noecho()
        curses.cbreak()
        curses.start_color()
        curses.use_default_colors()
        curses.init_pair(1, curses.COLOR_WHITE, curses.COLOR_BLUE)
        curses.init_pair(2, curses.COLOR_WHITE, curses.COLOR_CYAN)
        curses.init_pair(3, curses.COLOR_BLACK, curses.COLOR_WHITE)
        self.stdscr.keypad(1)
        self.stdscr.border(0)
        self.maxy, self.maxx = self.stdscr.getmaxyx()
        self.set_cursor(0)
        self.w = curses.newwin(10, 50, 5, 5)

        console_stderr_handler.setLevel(logging.CRITICAL)
        self.tab = 0
        self.pos = 0
        self.popup_pos = 0

        self.str_recipient = ""
        self.str_description = ""
        self.str_asset = ""
        self.str_amount = ""
        self.str_fee = ""
        self.history = None

        if self.network:
            self.network.register_callback(
                self.update, ['wallet_updated', 'network_updated'])

        self.tab_names = [
            _("History"),
            _("Send"),
            _("Receive"),
            _("Addresses"),
            _("Contacts"),
            _("Banner"),
            _("Assets"),
            _("Send Assets")
        ]
        self.num_tabs = len(self.tab_names)
Example #28
0
    def test_update_password_of_standard_wallet(self):
        wallet_str = '''{"addr_history":{"12ECgkzK6gHouKAZ7QiooYBuk1CgJLJxes":[],"12iR43FPb5M7sw4Mcrr5y1nHKepg9EtZP1":[],"13HT1pfWctsSXVFzF76uYuVdQvcAQ2MAgB":[],"13kG9WH9JqS7hyCcVL1ssLdNv4aXocQY9c":[],"14Tf3qiiHJXStSU4KmienAhHfHq7FHpBpz":[],"14gmBxYV97mzYwWdJSJ3MTLbTHVegaKrcA":[],"15FGuHvRssu1r8fCw98vrbpfc3M4xs5FAV":[],"17oJzweA2gn6SDjsKgA9vUD5ocT1sSnr2Z":[],"18hNcSjZzRcRP6J2bfFRxp9UfpMoC4hGTv":[],"18n9PFxBjmKCGhd4PCDEEqYsi2CsnEfn2B":[],"19a98ZfEezDNbCwidVigV5PAJwrR2kw4Jz":[],"19z3j2ELqbg2pR87byCCt3BCyKR7rc3q8G":[],"1A3XSmvLQvePmvm7yctsGkBMX9ZKKXLrVq":[],"1CmhFe2BN1h9jheFpJf4v39XNPj8F9U6d":[],"1DuphhHUayKzbkdvjVjf5dtjn2ACkz4zEs":[],"1E4ygSNJpWL2uPXZHBptmU2LqwZTqb1Ado":[],"1GTDSjkVc9vaaBBBGNVqTANHJBcoT5VW9z":[],"1GWqgpThAuSq3tDg6uCoLQxPXQNnU8jZ52":[],"1GhmpwqSF5cqNgdr9oJMZx8dKxPRo4pYPP":[],"1J5TTUQKhwehEACw6Jjte1E22FVrbeDmpv":[],"1JWySzjzJhsETUUcqVZHuvQLA7pfFfmesb":[],"1KQHxcy3QUHAWMHKUtJjqD9cMKXcY2RTwZ":[],"1KoxZfc2KsgovjGDxwqanbFEA76uxgYH4G":[],"1KqVEPXdpbYvEbwsZcEKkrA4A2jsgj9hYN":[],"1N16yDSYe76c5A3CoVoWAKxHeAUc8Jhf9J":[],"1Pm8JBhzUJDqeQQKrmnop1Frr4phe1jbTt":[]},"addresses":{"change":["1GhmpwqSF5cqNgdr9oJMZx8dKxPRo4pYPP","1GTDSjkVc9vaaBBBGNVqTANHJBcoT5VW9z","15FGuHvRssu1r8fCw98vrbpfc3M4xs5FAV","1A3XSmvLQvePmvm7yctsGkBMX9ZKKXLrVq","19z3j2ELqbg2pR87byCCt3BCyKR7rc3q8G","1JWySzjzJhsETUUcqVZHuvQLA7pfFfmesb"],"receiving":["14gmBxYV97mzYwWdJSJ3MTLbTHVegaKrcA","13HT1pfWctsSXVFzF76uYuVdQvcAQ2MAgB","19a98ZfEezDNbCwidVigV5PAJwrR2kw4Jz","1J5TTUQKhwehEACw6Jjte1E22FVrbeDmpv","1Pm8JBhzUJDqeQQKrmnop1Frr4phe1jbTt","13kG9WH9JqS7hyCcVL1ssLdNv4aXocQY9c","1KQHxcy3QUHAWMHKUtJjqD9cMKXcY2RTwZ","12ECgkzK6gHouKAZ7QiooYBuk1CgJLJxes","12iR43FPb5M7sw4Mcrr5y1nHKepg9EtZP1","14Tf3qiiHJXStSU4KmienAhHfHq7FHpBpz","1KqVEPXdpbYvEbwsZcEKkrA4A2jsgj9hYN","17oJzweA2gn6SDjsKgA9vUD5ocT1sSnr2Z","1E4ygSNJpWL2uPXZHBptmU2LqwZTqb1Ado","18hNcSjZzRcRP6J2bfFRxp9UfpMoC4hGTv","1KoxZfc2KsgovjGDxwqanbFEA76uxgYH4G","18n9PFxBjmKCGhd4PCDEEqYsi2CsnEfn2B","1CmhFe2BN1h9jheFpJf4v39XNPj8F9U6d","1DuphhHUayKzbkdvjVjf5dtjn2ACkz4zEs","1GWqgpThAuSq3tDg6uCoLQxPXQNnU8jZ52","1N16yDSYe76c5A3CoVoWAKxHeAUc8Jhf9J"]},"keystore":{"seed":"cereal wise two govern top pet frog nut rule sketch bundle logic","type":"bip32","xprv":"xprv9s21ZrQH143K29XjRjUs6MnDB9wXjXbJP2kG1fnRk8zjdDYWqVkQYUqaDtgZp5zPSrH5PZQJs8sU25HrUgT1WdgsPU8GbifKurtMYg37d4v","xpub":"xpub661MyMwAqRbcEdcCXm1sTViwjBn28zK9kFfrp4C3JUXiW1sfP34f6HA45B9yr7EH5XGzWuTfMTdqpt9XPrVQVUdgiYb5NW9m8ij1FSZgGBF"},"pruned_txo":{},"seed_type":"standard","seed_version":13,"stored_height":-1,"transactions":{},"tx_fees":{},"txi":{},"txo":{},"use_encryption":false,"verified_tx3":{},"wallet_type":"standard","winpos-qt":[619,310,840,405]}'''
        db = WalletDB(wallet_str, manual_upgrades=False)
        storage = WalletStorage(self.wallet_path)
        wallet = Wallet(db, storage, config=self.config)

        wallet.check_password(None)

        wallet.update_password(None, "1234")
        with self.assertRaises(InvalidPassword):
            wallet.check_password(None)
        with self.assertRaises(InvalidPassword):
            wallet.check_password("wrong password")
        wallet.check_password("1234")
    def _upgrade_storage(self, wallet_json, accounts=1):
        storage = self._load_storage_from_json_string(wallet_json,
                                                      manual_upgrades=True)

        if accounts == 1:
            self.assertFalse(storage.requires_split())
            if storage.requires_upgrade():
                storage.upgrade()
                self._sanity_check_upgraded_storage(storage)
        else:
            self.assertTrue(storage.requires_split())
            new_paths = storage.split_accounts()
            self.assertEqual(accounts, len(new_paths))
            for new_path in new_paths:
                new_storage = WalletStorage(new_path, manual_upgrades=False)
                self._sanity_check_upgraded_storage(new_storage)
Example #30
0
 def test_decrypt_message(self):
     key = WalletStorage.get_eckey_from_password('pw123')
     self.assertEqual(
         b'me<(s_s)>age',
         key.decrypt_message(
             b'QklFMQMDFtgT3zWSQsa+Uie8H/WvfUjlu9UN9OJtTt3KlgKeSTi6SQfuhcg1uIz9hp3WIUOFGTLr4RNQBdjPNqzXwhkcPi2Xsbiw6UCNJncVPJ6QBg=='
         ))
     self.assertEqual(
         b'me<(s_s)>age',
         key.decrypt_message(
             b'QklFMQKXOXbylOQTSMGfo4MFRwivAxeEEkewWQrpdYTzjPhqjHcGBJwdIhB7DyRfRQihuXx1y0ZLLv7XxLzrILzkl/H4YUtZB4uWjuOAcmxQH4i/Og=='
         ))
     self.assertEqual(
         b'hey_there' * 100,
         key.decrypt_message(
             b'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'
         ))
Example #31
0
def load_wallet(xpub):
    if xpub in wallets:
        return wallets[xpub]
    config = SimpleConfig()
    command_runner = Commands(config, wallet=None, network=network)
    # get wallet on disk
    wallet_dir = os.path.dirname(config.get_wallet_path())
    wallet_path = os.path.join(wallet_dir, xpub)
    if not os.path.exists(wallet_path):
        config.set_key('wallet_path', wallet_path)
        command_runner.restore(xpub)
    storage = WalletStorage(wallet_path)
    wallet = Wallet(storage)
    wallet.start_network(network)
    command_runner.wallet = wallet
    wallets[xpub] = command_runner
    return command_runner
Example #32
0
 def on_filename(filename):
     path = os.path.join(wallet_folder, filename)
     wallet_from_memory = get_wallet_from_daemon(path)
     try:
         if wallet_from_memory:
             self.storage = wallet_from_memory.storage
         else:
             self.storage = WalletStorage(path, manual_upgrades=True)
         self.next_button.setEnabled(True)
     except BaseException:
         traceback.print_exc(file=sys.stderr)
         self.storage = None
         self.next_button.setEnabled(False)
     if self.storage:
         if not self.storage.file_exists():
             msg =_("This file does not exist.") + '\n' \
                   + _("Press 'Next' to create this wallet, or choose another file.")
             pw = False
         elif not wallet_from_memory:
             if self.storage.is_encrypted_with_user_pw():
                 msg = _("This file is encrypted with a password.") + '\n' \
                       + _('Enter your password or choose another file.')
                 pw = True
             elif self.storage.is_encrypted_with_hw_device():
                 msg = _("This file is encrypted using a hardware device.") + '\n' \
                       + _("Press 'Next' to choose device to decrypt.")
                 pw = False
             else:
                 msg = _("Press 'Next' to open this wallet.")
                 pw = False
         else:
             msg = _("This file is already open in memory.") + "\n" \
                 + _("Press 'Next' to create/focus window.")
             pw = False
     else:
         msg = _('Cannot read file')
         pw = False
     self.msg_label.setText(msg)
     if pw:
         self.pw_label.show()
         self.pw_e.show()
         self.pw_e.setFocus()
     else:
         self.pw_label.hide()
         self.pw_e.hide()
Example #33
0
    def run_upgrades(self, storage: WalletStorage, db: 'WalletDB') -> None:
        path = storage.path
        if db.requires_split():
            self.hide()
            msg = _(
                "The wallet '{}' contains multiple accounts, which are no longer supported since Electrum-NMC 2.7.\n\n"
                "Do you want to split your wallet into multiple files?"
            ).format(path)
            if not self.question(msg):
                return
            file_list = db.split_accounts(path)
            msg = _('Your accounts have been moved to') + ':\n' + '\n'.join(
                file_list) + '\n\n' + _(
                    'Do you want to delete the old file') + ':\n' + path
            if self.question(msg):
                os.remove(path)
                self.show_warning(_('The file was removed'))
            # raise now, to avoid having the old storage opened
            raise UserCancelled()

        action = db.get_action()
        if action and db.requires_upgrade():
            raise WalletFileException(
                'Incomplete wallet files cannot be upgraded.')
        if action:
            self.hide()
            msg = _("The file '{}' contains an incompletely created wallet.\n"
                    "Do you want to complete its creation now?").format(path)
            if not self.question(msg):
                if self.question(
                        _("Do you want to delete '{}'?").format(path)):
                    os.remove(path)
                    self.show_warning(_('The file was removed'))
                return
            self.show()
            self.data = json.loads(storage.read())
            self.run(action)
            for k, v in self.data.items():
                db.put(k, v)
            db.write(storage)
            return

        if db.requires_upgrade():
            self.upgrade_db(storage, db)
Example #34
0
 def load_wallet(self, path, password):
     # wizard will be launched if we return
     if path in self.wallets:
         wallet = self.wallets[path]
         return wallet
     storage = WalletStorage(path, manual_upgrades=True)
     if not storage.file_exists():
         return
     if storage.is_encrypted():
         if not password:
             return
         storage.decrypt(password)
     if storage.requires_split():
         return
     if storage.get_action():
         return
     wallet = Wallet(storage)
     wallet.start_threads(self.network)
     self.wallets[path] = wallet
     return wallet
Example #35
0
 def start(self):
     self.logger.info("start")
     user_config = {
         "auto_connect": False,
         "oneserver": True,
         "server": "localhost:" + str(self.electrumx.tcp_port) + ":t",
         "request_initial_sync": False,
         "lightning_listen": "127.0.0.1:" + str(self.port),
     }
     config = simple_config.SimpleConfig(
         user_config, read_user_dir_function=lambda: self.directory)
     constants.set_regtest()
     self.actual = Daemon(config)
     assert self.actual.network.asyncio_loop.is_running()
     wallet_path = self.actual.cmd_runner.create(segwit=True)['path']
     storage = WalletStorage(wallet_path)
     wallet = Wallet(storage)
     wallet.start_network(self.actual.network)
     self.actual.add_wallet(wallet)
Example #36
0
    def test_write_dictionary_to_file(self):

        storage = WalletStorage(self.wallet_path)
        db = WalletDB('', manual_upgrades=True)

        some_dict = {
            u"a": u"b",
            u"c": u"d",
            u"seed_version": FINAL_SEED_VERSION}

        for key, value in some_dict.items():
            db.put(key, value)
        db.write(storage)

        with open(self.wallet_path, "r") as f:
            contents = f.read()
        d = json.loads(contents)
        for key, value in some_dict.items():
            self.assertEqual(d[key], value)
Example #37
0
    def test_write_dictionnary_to_file(self):

        storage = WalletStorage(self.wallet_path)

        some_dict = {u"a": u"b", u"c": u"d", u"seed_version": 12}

        for key, value in some_dict.items():
            storage.put(key, value)
        storage.write()

        contents = ""
        with open(self.wallet_path, "r") as f:
            contents = f.read()
        self.assertEqual(some_dict, json.loads(contents))
Example #38
0
 def test_decrypt_message(self):
     key = WalletStorage.get_eckey_from_password('pw123')
     self.assertEqual(b'me<(s_s)>age', key.decrypt_message(b'QklFMQMDFtgT3zWSQsa+Uie8H/WvfUjlu9UN9OJtTt3KlgKeSTi6SQfuhcg1uIz9hp3WIUOFGTLr4RNQBdjPNqzXwhkcPi2Xsbiw6UCNJncVPJ6QBg=='))
     self.assertEqual(b'me<(s_s)>age', key.decrypt_message(b'QklFMQKXOXbylOQTSMGfo4MFRwivAxeEEkewWQrpdYTzjPhqjHcGBJwdIhB7DyRfRQihuXx1y0ZLLv7XxLzrILzkl/H4YUtZB4uWjuOAcmxQH4i/Og=='))
     self.assertEqual(b'hey_there' * 100, key.decrypt_message(b'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'))
Example #39
0
    def select_storage(self, path, get_wallet_from_daemon) -> Tuple[str, Optional[WalletStorage]]:

        vbox = QVBoxLayout()
        hbox = QHBoxLayout()
        hbox.addWidget(QLabel(_('Wallet') + ':'))
        self.name_e = QLineEdit()
        hbox.addWidget(self.name_e)
        button = QPushButton(_('Choose...'))
        hbox.addWidget(button)
        vbox.addLayout(hbox)

        self.msg_label = QLabel('')
        vbox.addWidget(self.msg_label)
        hbox2 = QHBoxLayout()
        self.pw_e = QLineEdit('', self)
        self.pw_e.setFixedWidth(150)
        self.pw_e.setEchoMode(2)
        self.pw_label = QLabel(_('Password') + ':')
        hbox2.addWidget(self.pw_label)
        hbox2.addWidget(self.pw_e)
        hbox2.addStretch()
        vbox.addLayout(hbox2)
        self.set_layout(vbox, title=_('Electrum wallet'))

        self.temp_storage = WalletStorage(path, manual_upgrades=True)
        wallet_folder = os.path.dirname(self.temp_storage.path)

        def on_choose():
            path, __ = QFileDialog.getOpenFileName(self, "Select your wallet file", wallet_folder)
            if path:
                self.name_e.setText(path)

        def on_filename(filename):
            path = os.path.join(wallet_folder, filename)
            wallet_from_memory = get_wallet_from_daemon(path)
            try:
                if wallet_from_memory:
                    self.temp_storage = wallet_from_memory.storage
                else:
                    self.temp_storage = WalletStorage(path, manual_upgrades=True)
                self.next_button.setEnabled(True)
            except BaseException:
                traceback.print_exc(file=sys.stderr)
                self.temp_storage = None
                self.next_button.setEnabled(False)
            user_needs_to_enter_password = False
            if self.temp_storage:
                if not self.temp_storage.file_exists():
                    msg =_("This file does not exist.") + '\n' \
                          + _("Press 'Next' to create this wallet, or choose another file.")
                elif not wallet_from_memory:
                    if self.temp_storage.is_encrypted_with_user_pw():
                        msg = _("This file is encrypted with a password.") + '\n' \
                              + _('Enter your password or choose another file.')
                        user_needs_to_enter_password = True
                    elif self.temp_storage.is_encrypted_with_hw_device():
                        msg = _("This file is encrypted using a hardware device.") + '\n' \
                              + _("Press 'Next' to choose device to decrypt.")
                    else:
                        msg = _("Press 'Next' to open this wallet.")
                else:
                    msg = _("This file is already open in memory.") + "\n" \
                        + _("Press 'Next' to create/focus window.")
            else:
                msg = _('Cannot read file')
            self.msg_label.setText(msg)
            if user_needs_to_enter_password:
                self.pw_label.show()
                self.pw_e.show()
                self.pw_e.setFocus()
            else:
                self.pw_label.hide()
                self.pw_e.hide()

        button.clicked.connect(on_choose)
        self.name_e.textChanged.connect(on_filename)
        n = os.path.basename(self.temp_storage.path)
        self.name_e.setText(n)

        while True:
            if self.loop.exec_() != 2:  # 2 = next
                raise UserCancelled
            if self.temp_storage.file_exists() and not self.temp_storage.is_encrypted():
                break
            if not self.temp_storage.file_exists():
                break
            wallet_from_memory = get_wallet_from_daemon(self.temp_storage.path)
            if wallet_from_memory:
                raise WalletAlreadyOpenInMemory(wallet_from_memory)
            if self.temp_storage.file_exists() and self.temp_storage.is_encrypted():
                if self.temp_storage.is_encrypted_with_user_pw():
                    password = self.pw_e.text()
                    try:
                        self.temp_storage.decrypt(password)
                        break
                    except InvalidPassword as e:
                        QMessageBox.information(None, _('Error'), str(e))
                        continue
                    except BaseException as e:
                        traceback.print_exc(file=sys.stdout)
                        QMessageBox.information(None, _('Error'), str(e))
                        raise UserCancelled()
                elif self.temp_storage.is_encrypted_with_hw_device():
                    try:
                        self.run('choose_hw_device', HWD_SETUP_DECRYPT_WALLET, storage=self.temp_storage)
                    except InvalidPassword as e:
                        QMessageBox.information(
                            None, _('Error'),
                            _('Failed to decrypt using this hardware device.') + '\n' +
                            _('If you use a passphrase, make sure it is correct.'))
                        self.reset_stack()
                        return self.select_storage(path, get_wallet_from_daemon)
                    except BaseException as e:
                        traceback.print_exc(file=sys.stdout)
                        QMessageBox.information(None, _('Error'), str(e))
                        raise UserCancelled()
                    if self.temp_storage.is_past_initial_decryption():
                        break
                    else:
                        raise UserCancelled()
                else:
                    raise Exception('Unexpected encryption version')

        return self.temp_storage.path, (self.temp_storage if self.temp_storage.file_exists() else None)
Example #40
0
class InstallWizard(QDialog, MessageBoxMixin, BaseWizard):

    accept_signal = pyqtSignal()

    def __init__(self, config, app, plugins, storage):
        BaseWizard.__init__(self, config, plugins, storage)
        QDialog.__init__(self, None)
        self.setWindowTitle('Electrum  -  ' + _('Install Wizard'))
        self.app = app
        self.config = config
        # Set for base base class
        self.language_for_seed = config.get('language')
        self.setMinimumSize(600, 400)
        self.accept_signal.connect(self.accept)
        self.title = QLabel()
        self.main_widget = QWidget()
        self.back_button = QPushButton(_("Back"), self)
        self.back_button.setText(_('Back') if self.can_go_back() else _('Cancel'))
        self.next_button = QPushButton(_("Next"), self)
        self.next_button.setDefault(True)
        self.logo = QLabel()
        self.please_wait = QLabel(_("Please wait..."))
        self.please_wait.setAlignment(Qt.AlignCenter)
        self.icon_filename = None
        self.loop = QEventLoop()
        self.rejected.connect(lambda: self.loop.exit(0))
        self.back_button.clicked.connect(lambda: self.loop.exit(1))
        self.next_button.clicked.connect(lambda: self.loop.exit(2))
        outer_vbox = QVBoxLayout(self)
        inner_vbox = QVBoxLayout()
        inner_vbox.addWidget(self.title)
        inner_vbox.addWidget(self.main_widget)
        inner_vbox.addStretch(1)
        inner_vbox.addWidget(self.please_wait)
        inner_vbox.addStretch(1)
        scroll_widget = QWidget()
        scroll_widget.setLayout(inner_vbox)
        scroll = QScrollArea()
        scroll.setWidget(scroll_widget)
        scroll.setHorizontalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
        scroll.setWidgetResizable(True)
        icon_vbox = QVBoxLayout()
        icon_vbox.addWidget(self.logo)
        icon_vbox.addStretch(1)
        hbox = QHBoxLayout()
        hbox.addLayout(icon_vbox)
        hbox.addSpacing(5)
        hbox.addWidget(scroll)
        hbox.setStretchFactor(scroll, 1)
        outer_vbox.addLayout(hbox)
        outer_vbox.addLayout(Buttons(self.back_button, self.next_button))
        self.set_icon(':icons/electrum.png')
        self.show()
        self.raise_()
        self.refresh_gui()  # Need for QT on MacOSX.  Lame.

    def run_and_get_wallet(self, get_wallet_from_daemon):

        vbox = QVBoxLayout()
        hbox = QHBoxLayout()
        hbox.addWidget(QLabel(_('Wallet') + ':'))
        self.name_e = QLineEdit()
        hbox.addWidget(self.name_e)
        button = QPushButton(_('Choose...'))
        hbox.addWidget(button)
        vbox.addLayout(hbox)

        self.msg_label = QLabel('')
        vbox.addWidget(self.msg_label)
        hbox2 = QHBoxLayout()
        self.pw_e = QLineEdit('', self)
        self.pw_e.setFixedWidth(150)
        self.pw_e.setEchoMode(2)
        self.pw_label = QLabel(_('Password') + ':')
        hbox2.addWidget(self.pw_label)
        hbox2.addWidget(self.pw_e)
        hbox2.addStretch()
        vbox.addLayout(hbox2)
        self.set_layout(vbox, title=_('Electrum wallet'))

        wallet_folder = os.path.dirname(self.storage.path)

        def on_choose():
            path, __ = QFileDialog.getOpenFileName(self, "Select your wallet file", wallet_folder)
            if path:
                self.name_e.setText(path)

        def on_filename(filename):
            path = os.path.join(wallet_folder, filename)
            wallet_from_memory = get_wallet_from_daemon(path)
            try:
                if wallet_from_memory:
                    self.storage = wallet_from_memory.storage
                else:
                    self.storage = WalletStorage(path, manual_upgrades=True)
                self.next_button.setEnabled(True)
            except BaseException:
                traceback.print_exc(file=sys.stderr)
                self.storage = None
                self.next_button.setEnabled(False)
            if self.storage:
                if not self.storage.file_exists():
                    msg =_("This file does not exist.") + '\n' \
                          + _("Press 'Next' to create this wallet, or choose another file.")
                    pw = False
                elif not wallet_from_memory:
                    if self.storage.is_encrypted_with_user_pw():
                        msg = _("This file is encrypted with a password.") + '\n' \
                              + _('Enter your password or choose another file.')
                        pw = True
                    elif self.storage.is_encrypted_with_hw_device():
                        msg = _("This file is encrypted using a hardware device.") + '\n' \
                              + _("Press 'Next' to choose device to decrypt.")
                        pw = False
                    else:
                        msg = _("Press 'Next' to open this wallet.")
                        pw = False
                else:
                    msg = _("This file is already open in memory.") + "\n" \
                        + _("Press 'Next' to create/focus window.")
                    pw = False
            else:
                msg = _('Cannot read file')
                pw = False
            self.msg_label.setText(msg)
            if pw:
                self.pw_label.show()
                self.pw_e.show()
                self.pw_e.setFocus()
            else:
                self.pw_label.hide()
                self.pw_e.hide()

        button.clicked.connect(on_choose)
        self.name_e.textChanged.connect(on_filename)
        n = os.path.basename(self.storage.path)
        self.name_e.setText(n)

        while True:
            if self.loop.exec_() != 2:  # 2 = next
                return
            if self.storage.file_exists() and not self.storage.is_encrypted():
                break
            if not self.storage.file_exists():
                break
            wallet_from_memory = get_wallet_from_daemon(self.storage.path)
            if wallet_from_memory:
                return wallet_from_memory
            if self.storage.file_exists() and self.storage.is_encrypted():
                if self.storage.is_encrypted_with_user_pw():
                    password = self.pw_e.text()
                    try:
                        self.storage.decrypt(password)
                        break
                    except InvalidPassword as e:
                        QMessageBox.information(None, _('Error'), str(e))
                        continue
                    except BaseException as e:
                        traceback.print_exc(file=sys.stdout)
                        QMessageBox.information(None, _('Error'), str(e))
                        return
                elif self.storage.is_encrypted_with_hw_device():
                    try:
                        self.run('choose_hw_device', HWD_SETUP_DECRYPT_WALLET)
                    except InvalidPassword as e:
                        QMessageBox.information(
                            None, _('Error'),
                            _('Failed to decrypt using this hardware device.') + '\n' +
                            _('If you use a passphrase, make sure it is correct.'))
                        self.stack = []
                        return self.run_and_get_wallet(get_wallet_from_daemon)
                    except BaseException as e:
                        traceback.print_exc(file=sys.stdout)
                        QMessageBox.information(None, _('Error'), str(e))
                        return
                    if self.storage.is_past_initial_decryption():
                        break
                    else:
                        return
                else:
                    raise Exception('Unexpected encryption version')

        path = self.storage.path
        if self.storage.requires_split():
            self.hide()
            msg = _("The wallet '{}' contains multiple accounts, which are no longer supported since Electrum 2.7.\n\n"
                    "Do you want to split your wallet into multiple files?").format(path)
            if not self.question(msg):
                return
            file_list = '\n'.join(self.storage.split_accounts())
            msg = _('Your accounts have been moved to') + ':\n' + file_list + '\n\n'+ _('Do you want to delete the old file') + ':\n' + path
            if self.question(msg):
                os.remove(path)
                self.show_warning(_('The file was removed'))
            return

        action = self.storage.get_action()
        if action and action not in ('new', 'upgrade_storage'):
            self.hide()
            msg = _("The file '{}' contains an incompletely created wallet.\n"
                    "Do you want to complete its creation now?").format(path)
            if not self.question(msg):
                if self.question(_("Do you want to delete '{}'?").format(path)):
                    os.remove(path)
                    self.show_warning(_('The file was removed'))
                return
            self.show()
        if action:
            # self.wallet is set in run
            self.run(action)
            return self.wallet

        self.wallet = Wallet(self.storage)
        return self.wallet

    def finished(self):
        """Called in hardware client wrapper, in order to close popups."""
        return

    def on_error(self, exc_info):
        if not isinstance(exc_info[1], UserCancelled):
            traceback.print_exception(*exc_info)
            self.show_error(str(exc_info[1]))

    def set_icon(self, filename):
        prior_filename, self.icon_filename = self.icon_filename, filename
        self.logo.setPixmap(QPixmap(filename).scaledToWidth(60, mode=Qt.SmoothTransformation))
        return prior_filename

    def set_layout(self, layout, title=None, next_enabled=True):
        self.title.setText("<b>%s</b>"%title if title else "")
        self.title.setVisible(bool(title))
        # Get rid of any prior layout by assigning it to a temporary widget
        prior_layout = self.main_widget.layout()
        if prior_layout:
            QWidget().setLayout(prior_layout)
        self.main_widget.setLayout(layout)
        self.back_button.setEnabled(True)
        self.next_button.setEnabled(next_enabled)
        if next_enabled:
            self.next_button.setFocus()
        self.main_widget.setVisible(True)
        self.please_wait.setVisible(False)

    def exec_layout(self, layout, title=None, raise_on_cancel=True,
                        next_enabled=True):
        self.set_layout(layout, title, next_enabled)
        result = self.loop.exec_()
        if not result and raise_on_cancel:
            raise UserCancelled
        if result == 1:
            raise GoBack from None
        self.title.setVisible(False)
        self.back_button.setEnabled(False)
        self.next_button.setEnabled(False)
        self.main_widget.setVisible(False)
        self.please_wait.setVisible(True)
        self.refresh_gui()
        return result

    def refresh_gui(self):
        # For some reason, to refresh the GUI this needs to be called twice
        self.app.processEvents()
        self.app.processEvents()

    def remove_from_recently_open(self, filename):
        self.config.remove_from_recently_open(filename)

    def text_input(self, title, message, is_valid, allow_multi=False):
        slayout = KeysLayout(parent=self, header_layout=message, is_valid=is_valid,
                             allow_multi=allow_multi)
        self.exec_layout(slayout, title, next_enabled=False)
        return slayout.get_text()

    def seed_input(self, title, message, is_seed, options):
        slayout = SeedLayout(title=message, is_seed=is_seed, options=options, parent=self)
        self.exec_layout(slayout, title, next_enabled=False)
        return slayout.get_seed(), slayout.is_bip39, slayout.is_ext

    @wizard_dialog
    def add_xpub_dialog(self, title, message, is_valid, run_next, allow_multi=False, show_wif_help=False):
        header_layout = QHBoxLayout()
        label = WWLabel(message)
        label.setMinimumWidth(400)
        header_layout.addWidget(label)
        if show_wif_help:
            header_layout.addWidget(InfoButton(WIF_HELP_TEXT), alignment=Qt.AlignRight)
        return self.text_input(title, header_layout, is_valid, allow_multi)

    @wizard_dialog
    def add_cosigner_dialog(self, run_next, index, is_valid):
        title = _("Add Cosigner") + " %d"%index
        message = ' '.join([
            _('Please enter the master public key (xpub) of your cosigner.'),
            _('Enter their master private key (xprv) if you want to be able to sign for them.')
        ])
        return self.text_input(title, message, is_valid)

    @wizard_dialog
    def restore_seed_dialog(self, run_next, test):
        options = []
        if self.opt_ext:
            options.append('ext')
        if self.opt_bip39:
            options.append('bip39')
        title = _('Enter Seed')
        message = _('Please enter your seed phrase in order to restore your wallet.')
        return self.seed_input(title, message, test, options)

    @wizard_dialog
    def confirm_seed_dialog(self, run_next, test):
        self.app.clipboard().clear()
        title = _('Confirm Seed')
        message = ' '.join([
            _('Your seed is important!'),
            _('If you lose your seed, your money will be permanently lost.'),
            _('To make sure that you have properly saved your seed, please retype it here.')
        ])
        seed, is_bip39, is_ext = self.seed_input(title, message, test, None)
        return seed

    @wizard_dialog
    def show_seed_dialog(self, run_next, seed_text):
        title =  _("Your wallet generation seed is:")
        slayout = SeedLayout(seed=seed_text, title=title, msg=True, options=['ext'])
        self.exec_layout(slayout)
        return slayout.is_ext

    def pw_layout(self, msg, kind, force_disable_encrypt_cb):
        playout = PasswordLayout(msg=msg, kind=kind, OK_button=self.next_button,
                                 force_disable_encrypt_cb=force_disable_encrypt_cb)
        playout.encrypt_cb.setChecked(True)
        self.exec_layout(playout.layout())
        return playout.new_password(), playout.encrypt_cb.isChecked()

    @wizard_dialog
    def request_password(self, run_next, force_disable_encrypt_cb=False):
        """Request the user enter a new password and confirm it.  Return
        the password or None for no password."""
        return self.pw_layout(MSG_ENTER_PASSWORD, PW_NEW, force_disable_encrypt_cb)

    @wizard_dialog
    def request_storage_encryption(self, run_next):
        playout = PasswordLayoutForHW(MSG_HW_STORAGE_ENCRYPTION)
        playout.encrypt_cb.setChecked(True)
        self.exec_layout(playout.layout())
        return playout.encrypt_cb.isChecked()

    @wizard_dialog
    def confirm_dialog(self, title, message, run_next):
        self.confirm(message, title)

    def confirm(self, message, title):
        label = WWLabel(message)
        vbox = QVBoxLayout()
        vbox.addWidget(label)
        self.exec_layout(vbox, title)

    @wizard_dialog
    def action_dialog(self, action, run_next):
        self.run(action)

    def terminate(self):
        self.accept_signal.emit()

    def waiting_dialog(self, task, msg, on_finished=None):
        label = WWLabel(msg)
        vbox = QVBoxLayout()
        vbox.addSpacing(100)
        label.setMinimumWidth(300)
        label.setAlignment(Qt.AlignCenter)
        vbox.addWidget(label)
        self.set_layout(vbox, next_enabled=False)
        self.back_button.setEnabled(False)

        t = threading.Thread(target=task)
        t.start()
        while True:
            t.join(1.0/60)
            if t.is_alive():
                self.refresh_gui()
            else:
                break
        if on_finished:
            on_finished()

    @wizard_dialog
    def choice_dialog(self, title, message, choices, run_next):
        c_values = [x[0] for x in choices]
        c_titles = [x[1] for x in choices]
        clayout = ChoicesLayout(message, c_titles)
        vbox = QVBoxLayout()
        vbox.addLayout(clayout.layout())
        self.exec_layout(vbox, title)
        action = c_values[clayout.selected_index()]
        return action

    def query_choice(self, msg, choices):
        """called by hardware wallets"""
        clayout = ChoicesLayout(msg, choices)
        vbox = QVBoxLayout()
        vbox.addLayout(clayout.layout())
        self.exec_layout(vbox, '')
        return clayout.selected_index()

    @wizard_dialog
    def choice_and_line_dialog(self, title: str, message1: str, choices: List[Tuple[str, str, str]],
                               message2: str, test_text: Callable[[str], int],
                               run_next, default_choice_idx: int=0) -> Tuple[str, str]:
        vbox = QVBoxLayout()

        c_values = [x[0] for x in choices]
        c_titles = [x[1] for x in choices]
        c_default_text = [x[2] for x in choices]
        def on_choice_click(clayout):
            idx = clayout.selected_index()
            line.setText(c_default_text[idx])
        clayout = ChoicesLayout(message1, c_titles, on_choice_click,
                                checked_index=default_choice_idx)
        vbox.addLayout(clayout.layout())

        vbox.addSpacing(50)
        vbox.addWidget(WWLabel(message2))

        line = QLineEdit()
        def on_text_change(text):
            self.next_button.setEnabled(test_text(text))
        line.textEdited.connect(on_text_change)
        on_choice_click(clayout)  # set default text for "line"
        vbox.addWidget(line)

        self.exec_layout(vbox, title)
        choice = c_values[clayout.selected_index()]
        return str(line.text()), choice

    @wizard_dialog
    def line_dialog(self, run_next, title, message, default, test, warning='',
                    presets=(), warn_issue4566=False):
        vbox = QVBoxLayout()
        vbox.addWidget(WWLabel(message))
        line = QLineEdit()
        line.setText(default)
        def f(text):
            self.next_button.setEnabled(test(text))
            if warn_issue4566:
                text_whitespace_normalised = ' '.join(text.split())
                warn_issue4566_label.setVisible(text != text_whitespace_normalised)
        line.textEdited.connect(f)
        vbox.addWidget(line)
        vbox.addWidget(WWLabel(warning))

        warn_issue4566_label = WWLabel(MSG_PASSPHRASE_WARN_ISSUE4566)
        warn_issue4566_label.setVisible(False)
        vbox.addWidget(warn_issue4566_label)

        for preset in presets:
            button = QPushButton(preset[0])
            button.clicked.connect(lambda __, text=preset[1]: line.setText(text))
            button.setMinimumWidth(150)
            hbox = QHBoxLayout()
            hbox.addWidget(button, alignment=Qt.AlignCenter)
            vbox.addLayout(hbox)

        self.exec_layout(vbox, title, next_enabled=test(default))
        return line.text()

    @wizard_dialog
    def show_xpub_dialog(self, xpub, run_next):
        msg = ' '.join([
            _("Here is your master public key."),
            _("Please share it with your cosigners.")
        ])
        vbox = QVBoxLayout()
        layout = SeedLayout(xpub, title=msg, icon=False, for_seed_words=False)
        vbox.addLayout(layout.layout())
        self.exec_layout(vbox, _('Master Public Key'))
        return None

    def init_network(self, network):
        message = _("Electrum communicates with remote servers to get "
                  "information about your transactions and addresses. The "
                  "servers all fulfill the same purpose only differing in "
                  "hardware. In most cases you simply want to let Electrum "
                  "pick one at random.  However if you prefer feel free to "
                  "select a server manually.")
        choices = [_("Auto connect"), _("Select server manually")]
        title = _("How do you want to connect to a server? ")
        clayout = ChoicesLayout(message, choices)
        self.back_button.setText(_('Cancel'))
        self.exec_layout(clayout.layout(), title)
        r = clayout.selected_index()
        if r == 1:
            nlayout = NetworkChoiceLayout(network, self.config, wizard=True)
            if self.exec_layout(nlayout.layout()):
                nlayout.accept()
        else:
            network.auto_connect = True
            self.config.set_key('auto_connect', True, True)

    @wizard_dialog
    def multisig_dialog(self, run_next):
        cw = CosignWidget(2, 2)
        m_edit = QSlider(Qt.Horizontal, self)
        n_edit = QSlider(Qt.Horizontal, self)
        n_edit.setMinimum(2)
        n_edit.setMaximum(15)
        m_edit.setMinimum(1)
        m_edit.setMaximum(2)
        n_edit.setValue(2)
        m_edit.setValue(2)
        n_label = QLabel()
        m_label = QLabel()
        grid = QGridLayout()
        grid.addWidget(n_label, 0, 0)
        grid.addWidget(n_edit, 0, 1)
        grid.addWidget(m_label, 1, 0)
        grid.addWidget(m_edit, 1, 1)
        def on_m(m):
            m_label.setText(_('Require {0} signatures').format(m))
            cw.set_m(m)
        def on_n(n):
            n_label.setText(_('From {0} cosigners').format(n))
            cw.set_n(n)
            m_edit.setMaximum(n)
        n_edit.valueChanged.connect(on_n)
        m_edit.valueChanged.connect(on_m)
        on_n(2)
        on_m(2)
        vbox = QVBoxLayout()
        vbox.addWidget(cw)
        vbox.addWidget(WWLabel(_("Choose the number of signatures needed to unlock funds in your wallet:")))
        vbox.addLayout(grid)
        self.exec_layout(vbox, _("Multi-Signature Wallet"))
        m = int(m_edit.value())
        n = int(n_edit.value())
        return (m, n)