trezor restore from seed
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parent
1f9598e1c7
commit
36a5e09532
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@ -99,22 +99,31 @@ class Plugin(BasePlugin):
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@hook
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def load_wallet(self, wallet):
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self.wallet = wallet
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if self.wallet.has_seed():
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return
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if self.trezor_is_connected():
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if not self.wallet.check_proper_device():
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QMessageBox.information(self.window, _('Error'), _("This wallet does not match your Trezor device"), _('OK'))
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self.wallet.force_watching_only = True
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else:
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QMessageBox.information(self.window, _('Error'), _("Trezor device not detected.\nContinuing in watching-only mode."), _('OK'))
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self.wallet.force_watching_only = True
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@hook
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def installwizard_restore(self, wizard, storage):
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if storage.get('wallet_type') != 'trezor':
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return
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wallet = TrezorWallet(storage)
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try:
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wallet.create_main_account(None)
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except BaseException as e:
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QMessageBox.information(None, _('Error'), str(e), _('OK'))
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seed = wizard.enter_seed_dialog("Enter your Trezor seed", None, func=lambda x:True)
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if not seed:
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return
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wallet = TrezorWallet(storage)
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self.wallet = wallet
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password = wizard.password_dialog()
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wallet.add_seed(seed, password)
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wallet.add_cosigner_seed(' '.join(seed.split()), 'x/', password)
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wallet.create_main_account(password)
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# disable trezor plugin
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self.set_enabled(False)
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return wallet
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@hook
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@ -161,6 +170,8 @@ class Plugin(BasePlugin):
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return False
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from electrum.wallet import pw_decode, bip32_private_derivation, bip32_root
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class TrezorWallet(BIP32_HD_Wallet):
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wallet_type = 'trezor'
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root_derivation = "m/44'/0'"
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@ -171,6 +182,7 @@ class TrezorWallet(BIP32_HD_Wallet):
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self.client = None
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self.mpk = None
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self.device_checked = False
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self.force_watching_only = False
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def get_action(self):
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if not self.accounts:
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@ -188,11 +200,8 @@ class TrezorWallet(BIP32_HD_Wallet):
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def can_change_password(self):
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return False
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def has_seed(self):
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return False
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def is_watching_only(self):
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return False
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return self.force_watching_only
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def get_client(self):
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if not TREZOR:
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@ -221,10 +230,23 @@ class TrezorWallet(BIP32_HD_Wallet):
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def create_main_account(self, password):
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self.create_account('Main account', None) #name, empty password
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def mnemonic_to_seed(self, mnemonic, passphrase):
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# trezor uses bip39
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import pbkdf2, hashlib, hmac
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PBKDF2_ROUNDS = 2048
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mnemonic = ' '.join(mnemonic.split())
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return pbkdf2.PBKDF2(mnemonic, 'mnemonic' + passphrase, iterations = PBKDF2_ROUNDS, macmodule = hmac, digestmodule = hashlib.sha512).read(64)
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def derive_xkeys(self, root, derivation, password):
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derivation = derivation.replace(self.root_name,"44'/0'/")
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xpub = self.get_public_key(derivation)
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return xpub, None
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x = self.master_private_keys.get(root)
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if x:
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root_xprv = pw_decode(x, password)
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xprv, xpub = bip32_private_derivation(root_xprv, root, derivation)
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return xpub, xprv
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else:
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derivation = derivation.replace(self.root_name,"44'/0'/")
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xpub = self.get_public_key(derivation)
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return xpub, None
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def get_public_key(self, bip32_path):
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address_n = self.get_client().expand_path(bip32_path)
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