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#!/usr/bin/env python3
# Copyright (c) 2021-2022 The Bitcoin Core developers
# Distributed under the MIT software license, see the accompanying
# file COPYING or http://www.opensource.org/licenses/mit-license.php.
"""
Test Inactive HD Chains.
"""
import shutil
import time
from test_framework.authproxy import JSONRPCException
from test_framework.test_framework import BitcoinTestFramework
from test_framework.wallet_util import (
get_generate_key,
)
class InactiveHDChainsTest(BitcoinTestFramework):
def add_options(self, parser):
self.add_wallet_options(parser, descriptors=False)
def set_test_params(self):
self.setup_clean_chain = True
self.num_nodes = 2
self.extra_args = [["-keypool=10"], ["-nowallet", "-keypool=10"]]
def skip_test_if_missing_module(self):
self.skip_if_no_wallet()
self.skip_if_no_bdb()
self.skip_if_no_previous_releases()
def setup_nodes(self):
self.add_nodes(self.num_nodes, extra_args=self.extra_args, versions=[
None,
170200, # 0.17.2 Does not have the key metadata upgrade
])
self.start_nodes()
self.init_wallet(node=0)
def prepare_wallets(self, wallet_basename, encrypt=False):
self.nodes[0].createwallet(wallet_name=f"{wallet_basename}_base", descriptors=False, blank=True)
self.nodes[0].createwallet(wallet_name=f"{wallet_basename}_test", descriptors=False, blank=True)
base_wallet = self.nodes[0].get_wallet_rpc(f"{wallet_basename}_base")
test_wallet = self.nodes[0].get_wallet_rpc(f"{wallet_basename}_test")
# Setup both wallets with the same HD seed
seed = get_generate_key()
base_wallet.sethdseed(True, seed.privkey)
test_wallet.sethdseed(True, seed.privkey)
if encrypt:
# Encrypting will generate a new HD seed and flush the keypool
test_wallet.encryptwallet("pass")
else:
# Generate a new HD seed on the test wallet
test_wallet.sethdseed()
return base_wallet, test_wallet
def do_inactive_test(self, base_wallet, test_wallet, encrypt=False):
default = self.nodes[0].get_wallet_rpc(self.default_wallet_name)
# The first address should be known by both wallets.
addr1 = base_wallet.getnewaddress()
assert test_wallet.getaddressinfo(addr1)["ismine"]
# The address at index 9 is the first address that the test wallet will not know initially
for _ in range(0, 9):
base_wallet.getnewaddress()
addr2 = base_wallet.getnewaddress()
assert not test_wallet.getaddressinfo(addr2)["ismine"]
# Send to first address on the old seed
txid = default.sendtoaddress(addr1, 10)
self.generate(self.nodes[0], 1)
# Wait for the test wallet to see the transaction
while True:
try:
test_wallet.gettransaction(txid)
break
except JSONRPCException:
time.sleep(0.1)
if encrypt:
# The test wallet will not be able to generate the topped up keypool
# until it is unlocked. So it still should not know about the second address
assert not test_wallet.getaddressinfo(addr2)["ismine"]
test_wallet.walletpassphrase("pass", 1)
# The test wallet should now know about the second address as it
# should have generated it in the inactive chain's keypool
assert test_wallet.getaddressinfo(addr2)["ismine"]
# Send to second address on the old seed
txid = default.sendtoaddress(addr2, 10)
self.generate(self.nodes[0], 1)
test_wallet.gettransaction(txid)
def test_basic(self):
self.log.info("Test basic case for inactive HD chains")
self.do_inactive_test(*self.prepare_wallets("basic"))
def test_encrypted_wallet(self):
self.log.info("Test inactive HD chains when wallet is encrypted")
self.do_inactive_test(*self.prepare_wallets("enc", encrypt=True), encrypt=True)
def test_without_upgraded_keymeta(self):
# Test that it is possible to top up inactive hd chains even if there is no key origin
# in CKeyMetadata. This tests for the segfault reported in
# https://github.com/bitcoin/bitcoin/issues/21605
self.log.info("Test that topping up inactive HD chains does not need upgraded key origin")
self.nodes[0].createwallet(wallet_name="keymeta_base", descriptors=False, blank=True)
# Createwallet is overridden in the test framework so that the descriptor option can be filled
# depending on the test's cli args. However we don't want to do that when using old nodes that
# do not support descriptors. So we use the createwallet_passthrough function.
self.nodes[1].createwallet_passthrough(wallet_name="keymeta_test")
base_wallet = self.nodes[0].get_wallet_rpc("keymeta_base")
test_wallet = self.nodes[1].get_wallet_rpc("keymeta_test")
# Setup both wallets with the same HD seed
seed = get_generate_key()
base_wallet.sethdseed(True, seed.privkey)
test_wallet.sethdseed(True, seed.privkey)
# Encrypting will generate a new HD seed and flush the keypool
test_wallet.encryptwallet("pass")
# Copy test wallet to node 0
test_wallet.unloadwallet()
test_wallet_dir = self.nodes[1].wallets_path / "keymeta_test"
new_test_wallet_dir = self.nodes[0].wallets_path / "keymeta_test"
shutil.copytree(test_wallet_dir, new_test_wallet_dir)
self.nodes[0].loadwallet("keymeta_test")
test_wallet = self.nodes[0].get_wallet_rpc("keymeta_test")
self.do_inactive_test(base_wallet, test_wallet, encrypt=True)
def run_test(self):
self.generate(self.nodes[0], 101)
self.test_basic()
self.test_encrypted_wallet()
self.test_without_upgraded_keymeta()
if __name__ == '__main__':
InactiveHDChainsTest(__file__).main()
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