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Code Issues Releases Wiki Activity

core/slip39: return ProcessError when mnemonic processing fails

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This commit is contained in:
Tomas Susanka 2019-06-25 16:49:46 +02:00
parent a4039f9459
commit 4124ad3ccd
1 changed files with 5 additions and 1 deletions
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6
core/src/apps/management/recovery_device.py
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@ -10,6 +10,7 @@ from trezor.ui.mnemonic_slip39 import Slip39Keyboard
from trezor.ui.text import Text from trezor.ui.text import Text
from trezor.ui.word_select import WordSelector from trezor.ui.word_select import WordSelector
from trezor.utils import format_ordinal from trezor.utils import format_ordinal
from trezor.crypto import slip39
from apps.common import mnemonic, storage from apps.common import mnemonic, storage
from apps.common.confirm import require_confirm from apps.common.confirm import require_confirm
@ -69,7 +70,10 @@ async def recovery_device(ctx, msg):
words = await request_mnemonic( words = await request_mnemonic(
ctx, wordcount, mnemonic_module == mnemonic.slip39 ctx, wordcount, mnemonic_module == mnemonic.slip39
) )
secret = mnemonic_module.process_single(words) try:
secret = mnemonic_module.process_single(words)
except slip39.MnemonicError as e:
raise wire.ProcessError("Mnemonic is not valid: " + str(e))
# show a number of remaining mnemonics for SLIP39 # show a number of remaining mnemonics for SLIP39
if secret is None and mnemonic_module == mnemonic.slip39: if secret is None and mnemonic_module == mnemonic.slip39:
await show_remaining_slip39_mnemonics( await show_remaining_slip39_mnemonics(