AaronFiore/electrum
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network: randomise the order of address subscriptions

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Before this, we were subscribing to our addresses in their bip32 order,
leaking this information to servers. While this leak seems mostly harmless,
it is trivial to fix.
This commit is contained in:
SomberNight
2020-06-17 19:25:52 +02:00
parent 2580832a88
commit 2c962abe51
4 changed files with 18 additions and 9 deletions
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6
electrum/lnwatcher.py
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@@ -11,7 +11,7 @@ from typing import NamedTuple, Dict
from . import util
from .sql_db import SqlDB, sql
from .wallet_db import WalletDB
from .util import bh2u, bfh, log_exceptions, ignore_exceptions, TxMinedInfo
from .util import bh2u, bfh, log_exceptions, ignore_exceptions, TxMinedInfo, random_shuffled_copy
from .address_synchronizer import AddressSynchronizer, TX_HEIGHT_LOCAL, TX_HEIGHT_UNCONF_PARENT, TX_HEIGHT_UNCONFIRMED
from .transaction import Transaction, TxOutpoint
@@ -278,8 +278,8 @@ class WatchTower(LNWatcher):
async def start_watching(self):
# I need to watch the addresses from sweepstore
l = await self.sweepstore.list_channels()
for outpoint, address in l:
lst = await self.sweepstore.list_channels()
for outpoint, address in random_shuffled_copy(lst):
self.add_channel(outpoint, address)
async def do_breach_remedy(self, funding_outpoint, closing_tx, spenders):