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Peter D. Gray 2024-10-11 10:08:14 -04:00 committed by scgbckbone
parent 4c308205a6
commit 9d863edcdb
1 changed files with 30 additions and 11 deletions
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41
shared/ccc.py
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@ -6,7 +6,7 @@ import gc, chains, version, ngu, web2fa, bip39, re
from utils import swab32, a2b_hex, b2a_hex, xfp2str, truncate_address, pad_raw_secret
from glob import settings
from ux import ux_confirm, ux_show_story, the_ux, OK, ux_dramatic_pause, ux_enter_number
from menu import MenuSystem, MenuItem
from menu import MenuSystem, MenuItem, start_chooser
from seed import seed_words_to_encoded_secret
from stash import SecretStash, len_to_numwords
from charcodes import KEY_QR, KEY_CANCEL, KEY_NFC
@ -113,15 +113,21 @@ class CCCFeature:
# Does policy allow signing this? Else raise why
pol = cls.get_policy()
# not safe to sign any txn w/ warnings: might be complaining about
# massive miner fees, or weird OP_RETURN stuff
if psbt.warnings:
raise CCCPolicyViolationError("has warnings")
# mag
magnitude = pol.get("mag", None)
outgoing = psbt.total_value_out - psbt.total_change_value
if magnitude < 1000:
# it is a BTC, convert to sats
magnitude = magnitude * 100000000
if magnitude is not None:
outgoing = psbt.total_value_out - psbt.total_change_value
if magnitude < 1000:
# it is a BTC, convert to sats
magnitude = magnitude * 100000000
if outgoing > magnitude:
raise CCCPolicyViolationError("magnitude")
if outgoing > magnitude:
raise CCCPolicyViolationError("magnitude")
# vel
@ -495,7 +501,7 @@ class CCCPolicyMenu(MenuSystem):
items = [
# xxxxxxxxxxxxxxxx
PolCheckedMenuItem('Max Magnitude', 'mag', f=self.set_magnitude),
PolCheckedMenuItem('Limit Velocity', 'vel', chooser=self.velocity_chooser),
PolCheckedMenuItem('Limit Velocity', 'vel', f=self.set_velocity),
PolCheckedMenuItem('Whitelist' + (' Addresses' if version.has_qr else ''),
'addrs', menu=CCCAddrWhitelist.be_a_submenu),
PolCheckedMenuItem('Web 2FA', 'web2fa', f=self.toggle_2fa),
@ -543,6 +549,19 @@ class CCCPolicyMenu(MenuSystem):
await ux_show_story(msg, title="Txn Magnitude")
async def set_velocity(self, *a):
mag = self.policy.get('mag', 0) or 0
if not mag:
msg = 'Velocity limit requires a per-transaction magnitude to be set.'\
' This has been set to 1BTC as a starting value.'
self.policy = CCCFeature.update_policy_key(mag=1)
await ux_show_story(msg)
start_chooser(self.velocity_chooser)
def velocity_chooser(self):
# offer some useful values from a menu
vel = self.policy.get('vel', 0) # in blocks
@ -587,11 +606,11 @@ class CCCPolicyMenu(MenuSystem):
return
ch = await ux_show_story('''When enabled, any spend (signing) requires
use of mobile 2FA application (TOTP RFC-6238). Shared-secret is picked now,
ch = await ux_show_story('''When enabled, any spend (signing) requires \
use of mobile 2FA application (TOTP RFC-6238). Shared-secret is picked now, \
and loaded on your phone via QR code.
WARNING: You will not be able to sign transactions if you do not have an NFC-enabled
WARNING: You will not be able to sign transactions if you do not have an NFC-enabled \
phone with Internet access and 2FA app holding correct shared-secret.''',
title="Web 2FA")
if ch != 'y':