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wallet_dump.py
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wallet_dump.py
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#!/usr/bin/env python3
# Copyright (c) 2016-2018 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 the dumpwallet RPC."""
import os
from test_framework.test_framework import BitcoinTestFramework
from test_framework.util import (
assert_equal,
assert_raises_rpc_error,
)
def read_dump(file_name, addrs, script_addrs, hd_master_addr_old):
"""
Read the given dump, count the addrs that match, count change and reserve.
Also check that the old hd_master is inactive
"""
with open(file_name, encoding='utf8') as inputfile:
found_addr = 0
found_script_addr = 0
found_addr_chg = 0
found_addr_rsv = 0
witness_addr_ret = None
hd_master_addr_ret = None
for line in inputfile:
# only read non comment lines
if line[0] != "#" and len(line) > 10:
# split out some data
key_date_label, comment = line.split("#")
key_date_label = key_date_label.split(" ")
# key = key_date_label[0]
date = key_date_label[1]
keytype = key_date_label[2]
if not len(comment) or date.startswith('1970'):
continue
addr_keypath = comment.split(" addr=")[1]
addr = addr_keypath.split(" ")[0]
keypath = None
if keytype == "inactivehdseed=1":
# ensure the old master is still available
assert (hd_master_addr_old == addr)
elif keytype == "hdseed=1":
# ensure we have generated a new hd master key
assert (hd_master_addr_old != addr)
hd_master_addr_ret = addr
elif keytype == "script=1":
# scripts don't have keypaths
keypath = None
else:
keypath = addr_keypath.rstrip().split("hdkeypath=")[1]
# count key types
for addrObj in addrs:
if addrObj['address'] == addr.split(",")[0] and addrObj['hdkeypath'] == keypath and keytype == "label=":
# a labeled entry in the wallet should contain both a native address
# and the p2sh-p2wpkh address that was added at wallet setup
if len(addr.split(",")) == 2:
addr_list = addr.split(",")
# the entry should be of the first key in the wallet
assert_equal(addrs[0]['address'], addr_list[0])
witness_addr_ret = addr_list[1]
found_addr += 1
break
elif keytype == "change=1":
found_addr_chg += 1
break
elif keytype == "reserve=1":
found_addr_rsv += 1
break
# count scripts
for script_addr in script_addrs:
if script_addr == addr.rstrip() and keytype == "script=1":
found_script_addr += 1
break
return found_addr, found_script_addr, found_addr_chg, found_addr_rsv, hd_master_addr_ret, witness_addr_ret
class WalletDumpTest(BitcoinTestFramework):
def set_test_params(self):
self.num_nodes = 1
self.extra_args = [["-keypool=90", "-addresstype=legacy", "-deprecatedrpc=addwitnessaddress"]]
self.rpc_timeout = 120
def skip_test_if_missing_module(self):
self.skip_if_no_wallet()
def setup_network(self, split=False):
self.add_nodes(self.num_nodes, extra_args=self.extra_args)
self.start_nodes()
def run_test(self):
wallet_unenc_dump = os.path.join(self.nodes[0].datadir, "wallet.unencrypted.dump")
wallet_enc_dump = os.path.join(self.nodes[0].datadir, "wallet.encrypted.dump")
# generate 20 addresses to compare against the dump
# but since we add a p2sh-p2wpkh address for the first pubkey in the
# wallet, we will expect 21 addresses in the dump
test_addr_count = 20
addrs = []
for i in range(0,test_addr_count):
addr = self.nodes[0].getnewaddress()
vaddr= self.nodes[0].getaddressinfo(addr) #required to get hd keypath
addrs.append(vaddr)
# Should be a no-op:
self.nodes[0].keypoolrefill()
# Test scripts dump by adding a P2SH witness and a 1-of-1 multisig address
witness_addr = self.nodes[0].addwitnessaddress(addrs[0]["address"], True)
multisig_addr = self.nodes[0].addmultisigaddress(1, [addrs[1]["address"]])["address"]
script_addrs = [witness_addr, multisig_addr]
# dump unencrypted wallet
result = self.nodes[0].dumpwallet(wallet_unenc_dump)
assert_equal(result['filename'], wallet_unenc_dump)
found_addr, found_script_addr, found_addr_chg, found_addr_rsv, hd_master_addr_unenc, witness_addr_ret = \
read_dump(wallet_unenc_dump, addrs, script_addrs, None)
assert_equal(found_addr, test_addr_count) # all keys must be in the dump
assert_equal(found_script_addr, 2) # all scripts must be in the dump
assert_equal(found_addr_chg, 0) # 0 blocks where mined
assert_equal(found_addr_rsv, 90 * 2) # 90 keys plus 100% internal keys
assert_equal(witness_addr_ret, witness_addr) # p2sh-p2wsh address added to the first key
#encrypt wallet, restart, unlock and dump
self.nodes[0].node_encrypt_wallet('test')
self.start_node(0)
self.nodes[0].walletpassphrase('test', 10)
# Should be a no-op:
self.nodes[0].keypoolrefill()
self.nodes[0].dumpwallet(wallet_enc_dump)
found_addr, found_script_addr, found_addr_chg, found_addr_rsv, _, witness_addr_ret = \
read_dump(wallet_enc_dump, addrs, script_addrs, hd_master_addr_unenc)
assert_equal(found_addr, test_addr_count)
assert_equal(found_script_addr, 2)
assert_equal(found_addr_chg, 90 * 2) # old reserve keys are marked as change now
assert_equal(found_addr_rsv, 90 * 2)
assert_equal(witness_addr_ret, witness_addr)
# Overwriting should fail
assert_raises_rpc_error(-8, "already exists", lambda: self.nodes[0].dumpwallet(wallet_enc_dump))
# Restart node with new wallet, and test importwallet
self.stop_node(0)
self.start_node(0, ['-wallet=w2'])
# Make sure the address is not IsMine before import
result = self.nodes[0].getaddressinfo(multisig_addr)
assert(result['ismine'] == False)
self.nodes[0].importwallet(wallet_unenc_dump)
# Now check IsMine is true
result = self.nodes[0].getaddressinfo(multisig_addr)
assert(result['ismine'] == True)
if __name__ == '__main__':
WalletDumpTest().main()