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86 lines
3.1 KiB
86 lines
3.1 KiB
#!/usr/bin/env python2 |
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# -*- mode: python -*- |
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# |
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# Electrum - lightweight Bitcoin client |
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# Copyright (C) 2016 The Electrum developers |
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# |
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# This program is free software: you can redistribute it and/or modify |
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# it under the terms of the GNU General Public License as published by |
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# the Free Software Foundation, either version 3 of the License, or |
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# (at your option) any later version. |
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# |
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# This program is distributed in the hope that it will be useful, |
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# but WITHOUT ANY WARRANTY; without even the implied warranty of |
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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# GNU General Public License for more details. |
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# |
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# You should have received a copy of the GNU General Public License |
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# along with this program. If not, see <http://www.gnu.org/licenses/>. |
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import time |
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from electrum.util import ThreadJob |
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from electrum.plugins import BasePlugin, hook |
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from electrum.i18n import _ |
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class HW_PluginBase(BasePlugin, ThreadJob): |
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# Derived classes provide: |
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# |
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# class-static variables: client_class, firmware_URL, handler_class, |
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# libraries_available, libraries_URL, minimum_firmware, |
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# wallet_class, ckd_public, types, HidTransport |
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def __init__(self, parent, config, name): |
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BasePlugin.__init__(self, parent, config, name) |
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self.device = self.wallet_class.device |
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self.wallet_class.plugin = self |
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self.prevent_timeout = time.time() + 3600 * 24 * 365 |
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def is_enabled(self): |
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return self.libraries_available |
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def device_manager(self): |
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return self.parent.device_manager |
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def thread_jobs(self): |
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# Thread job to handle device timeouts |
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return [self] if self.libraries_available else [] |
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def run(self): |
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'''Handle device timeouts. Runs in the context of the Plugins |
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thread.''' |
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now = time.time() |
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for wallet in self.device_manager().paired_wallets(): |
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if (isinstance(wallet, self.wallet_class) |
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and hasattr(wallet, 'last_operation') |
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and now > wallet.last_operation + wallet.session_timeout): |
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wallet.timeout() |
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wallet.last_operation = self.prevent_timeout |
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@hook |
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def close_wallet(self, wallet): |
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if isinstance(wallet, self.wallet_class): |
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self.device_manager().unpair_wallet(wallet) |
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def on_restore_wallet(self, wallet, wizard): |
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assert isinstance(wallet, self.wallet_class) |
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msg = _("Enter the seed for your %s wallet:" % self.device) |
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seed = wizard.request_seed(msg, is_valid = self.is_valid_seed) |
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# Restored wallets are not hardware wallets |
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wallet_class = self.wallet_class.restore_wallet_class |
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wallet.storage.put('wallet_type', wallet_class.wallet_type) |
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wallet = wallet_class(wallet.storage) |
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passphrase = wizard.request_passphrase(self.device, restore=True) |
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password = wizard.request_password() |
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wallet.add_seed(seed, password) |
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wallet.add_xprv_from_seed(seed, 'x/', password, passphrase) |
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wallet.create_hd_account(password) |
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return wallet |
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@staticmethod |
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def is_valid_seed(seed): |
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return True
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