dash/test/functional/wallet_hd.py
Kittywhiskers Van Gogh 1a2dbc81c5 merge bitcoin#20034: Get rid of default wallet hacks
Co-authored-by: UdjinM6 <UdjinM6@users.noreply.github.com>
2022-10-17 08:03:12 +05:30

142 lines
6.1 KiB
Python
Executable File

#!/usr/bin/env python3
# Copyright (c) 2016 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 Hierarchical Deterministic wallet function."""
import shutil
import os
from test_framework.test_framework import BitcoinTestFramework
from test_framework.util import (
assert_equal,
connect_nodes,
)
class WalletHDTest(BitcoinTestFramework):
def set_test_params(self):
self.setup_clean_chain = True
self.num_nodes = 2
self.extra_args = [['-usehd=0'], ['-usehd=1', '-keypool=0']]
def setup_network(self):
self.add_nodes(self.num_nodes, self.extra_args)
self.start_nodes()
self.import_deterministic_coinbase_privkeys()
def skip_test_if_missing_module(self):
self.skip_if_no_wallet()
def run_test(self):
# Make sure can't switch off usehd after wallet creation
self.stop_node(1)
self.nodes[1].assert_start_raises_init_error(['-usehd=0'], "Error: Error loading : You can't disable HD on an already existing HD wallet")
self.start_node(1)
connect_nodes(self.nodes[0], 1)
# Make sure we use hd, keep chainid
chainid = self.nodes[1].getwalletinfo()['hdchainid']
assert_equal(len(chainid), 64)
# create an internal key
change_addr = self.nodes[1].getrawchangeaddress()
change_addrV= self.nodes[1].getaddressinfo(change_addr)
assert_equal(change_addrV["hdkeypath"], "m/44'/1'/0'/1/0") #first internal child key
# Import a non-HD private key in the HD wallet
non_hd_add = self.nodes[0].getnewaddress()
self.nodes[1].importprivkey(self.nodes[0].dumpprivkey(non_hd_add))
# This should be enough to keep the master key and the non-HD key
self.nodes[1].backupwallet(os.path.join(self.nodes[1].datadir, "hd.bak"))
#self.nodes[1].dumpwallet(os.path.join(self.nodes[1].datadir, "hd.dump"))
# Derive some HD addresses and remember the last
# Also send funds to each add
self.nodes[0].generate(101)
hd_add = None
NUM_HD_ADDS = 10
for i in range(NUM_HD_ADDS):
hd_add = self.nodes[1].getnewaddress()
hd_info = self.nodes[1].getaddressinfo(hd_add)
assert_equal(hd_info["hdkeypath"], "m/44'/1'/0'/0/"+str(i))
assert_equal(hd_info["hdchainid"], chainid)
self.nodes[0].sendtoaddress(hd_add, 1)
self.nodes[0].generate(1)
self.nodes[0].sendtoaddress(non_hd_add, 1)
self.nodes[0].generate(1)
# create an internal key (again)
change_addr = self.nodes[1].getrawchangeaddress()
change_addrV= self.nodes[1].getaddressinfo(change_addr)
assert_equal(change_addrV["hdkeypath"], "m/44'/1'/0'/1/1") #second internal child key
self.sync_all()
assert_equal(self.nodes[1].getbalance(), NUM_HD_ADDS + 1)
self.log.info("Restore backup ...")
self.stop_node(1)
# we need to delete the complete chain directory
# otherwise node1 would auto-recover all funds in flag the keypool keys as used
shutil.rmtree(os.path.join(self.nodes[1].datadir, self.chain, "blocks"))
shutil.rmtree(os.path.join(self.nodes[1].datadir, self.chain, "chainstate"))
shutil.rmtree(os.path.join(self.nodes[1].datadir, self.chain, "evodb"))
shutil.rmtree(os.path.join(self.nodes[1].datadir, self.chain, "llmq"))
shutil.copyfile(
os.path.join(self.nodes[1].datadir, "hd.bak"),
os.path.join(self.nodes[1].datadir, self.chain, 'wallets', self.default_wallet_name, self.wallet_data_filename),
)
self.start_node(1)
# Assert that derivation is deterministic
hd_add_2 = None
for i in range(NUM_HD_ADDS):
hd_add_2 = self.nodes[1].getnewaddress()
hd_info_2 = self.nodes[1].getaddressinfo(hd_add_2)
assert_equal(hd_info_2["hdkeypath"], "m/44'/1'/0'/0/"+str(i))
assert_equal(hd_info_2["hdchainid"], chainid)
assert_equal(hd_add, hd_add_2)
connect_nodes(self.nodes[0], 1)
self.sync_all()
# Needs rescan
self.stop_node(1)
self.start_node(1, extra_args=self.extra_args[1] + ['-rescan'])
assert_equal(self.nodes[1].getbalance(), NUM_HD_ADDS + 1)
# Try a RPC based rescan
self.stop_node(1)
shutil.rmtree(os.path.join(self.nodes[1].datadir, self.chain, "blocks"))
shutil.rmtree(os.path.join(self.nodes[1].datadir, self.chain, "chainstate"))
shutil.rmtree(os.path.join(self.nodes[1].datadir, self.chain, "evodb"))
shutil.rmtree(os.path.join(self.nodes[1].datadir, self.chain, "llmq"))
shutil.copyfile(
os.path.join(self.nodes[1].datadir, "hd.bak"),
os.path.join(self.nodes[1].datadir, self.chain, "wallets", self.default_wallet_name, self.wallet_data_filename),
)
self.start_node(1, extra_args=self.extra_args[1])
connect_nodes(self.nodes[0], 1)
self.sync_all()
# Wallet automatically scans blocks older than key on startup
assert_equal(self.nodes[1].getbalance(), NUM_HD_ADDS + 1)
out = self.nodes[1].rescanblockchain(0, 1)
assert_equal(out['start_height'], 0)
assert_equal(out['stop_height'], 1)
out = self.nodes[1].rescanblockchain()
assert_equal(out['start_height'], 0)
assert_equal(out['stop_height'], self.nodes[1].getblockcount())
assert_equal(self.nodes[1].getbalance(), NUM_HD_ADDS + 1)
# send a tx and make sure its using the internal chain for the changeoutput
txid = self.nodes[1].sendtoaddress(self.nodes[0].getnewaddress(), 1)
outs = self.nodes[1].decoderawtransaction(self.nodes[1].gettransaction(txid)['hex'])['vout']
keypath = ""
for out in outs:
if out['value'] != 1:
keypath = self.nodes[1].getaddressinfo(out['scriptPubKey']['addresses'][0])['hdkeypath']
assert_equal(keypath[0:13], "m/44'/1'/0'/1")
if __name__ == '__main__':
WalletHDTest().main ()