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dac7a111bd
substitutes "for x in range(N):" by "for _ in range(N):" indicates to the reader that a block is just repeated N times, and that the loop counter is not used in the body
212 lines
9.3 KiB
Python
Executable File
212 lines
9.3 KiB
Python
Executable File
#!/usr/bin/env python3
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# Copyright (c) 2016-2020 The Bitcoin Core developers
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# Distributed under the MIT software license, see the accompanying
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# file COPYING or http://www.opensource.org/licenses/mit-license.php.
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"""Test the dumpwallet RPC."""
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import datetime
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import os
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import time
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from test_framework.test_framework import BitcoinTestFramework
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from test_framework.util import (
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assert_equal,
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assert_raises_rpc_error,
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)
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def read_dump(file_name, addrs, script_addrs, hd_master_addr_old):
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"""
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Read the given dump, count the addrs that match, count change and reserve.
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Also check that the old hd_master is inactive
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"""
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with open(file_name, encoding='utf8') as inputfile:
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found_comments = []
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found_legacy_addr = 0
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found_p2sh_segwit_addr = 0
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found_bech32_addr = 0
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found_script_addr = 0
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found_addr_chg = 0
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found_addr_rsv = 0
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hd_master_addr_ret = None
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for line in inputfile:
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line = line.strip()
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if not line:
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continue
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if line[0] == '#':
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found_comments.append(line)
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else:
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# split out some data
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key_date_label, comment = line.split("#")
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key_date_label = key_date_label.split(" ")
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# key = key_date_label[0]
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date = key_date_label[1]
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keytype = key_date_label[2]
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imported_key = date == '1970-01-01T00:00:01Z'
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if imported_key:
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# Imported keys have multiple addresses, no label (keypath) and timestamp
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# Skip them
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continue
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addr_keypath = comment.split(" addr=")[1]
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addr = addr_keypath.split(" ")[0]
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keypath = None
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if keytype == "inactivehdseed=1":
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# ensure the old master is still available
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assert hd_master_addr_old == addr
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elif keytype == "hdseed=1":
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# ensure we have generated a new hd master key
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assert hd_master_addr_old != addr
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hd_master_addr_ret = addr
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elif keytype == "script=1":
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# scripts don't have keypaths
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keypath = None
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else:
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keypath = addr_keypath.rstrip().split("hdkeypath=")[1]
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# count key types
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for addrObj in addrs:
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if addrObj['address'] == addr.split(",")[0] and addrObj['hdkeypath'] == keypath and keytype == "label=":
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if addr.startswith('m') or addr.startswith('n'):
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# P2PKH address
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found_legacy_addr += 1
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elif addr.startswith('2'):
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# P2SH-segwit address
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found_p2sh_segwit_addr += 1
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elif addr.startswith('bcrt1'):
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found_bech32_addr += 1
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break
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elif keytype == "change=1":
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found_addr_chg += 1
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break
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elif keytype == "reserve=1":
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found_addr_rsv += 1
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break
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# count scripts
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for script_addr in script_addrs:
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if script_addr == addr.rstrip() and keytype == "script=1":
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found_script_addr += 1
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break
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return found_comments, found_legacy_addr, found_p2sh_segwit_addr, found_bech32_addr, found_script_addr, found_addr_chg, found_addr_rsv, hd_master_addr_ret
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class WalletDumpTest(BitcoinTestFramework):
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def set_test_params(self):
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self.num_nodes = 1
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self.extra_args = [["-keypool=90", "-addresstype=legacy"]]
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self.rpc_timeout = 120
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def skip_test_if_missing_module(self):
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self.skip_if_no_wallet()
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def setup_network(self):
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self.add_nodes(self.num_nodes, extra_args=self.extra_args)
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self.start_nodes()
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def run_test(self):
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wallet_unenc_dump = os.path.join(self.nodes[0].datadir, "wallet.unencrypted.dump")
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wallet_enc_dump = os.path.join(self.nodes[0].datadir, "wallet.encrypted.dump")
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# generate 30 addresses to compare against the dump
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# - 10 legacy P2PKH
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# - 10 P2SH-segwit
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# - 10 bech32
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test_addr_count = 10
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addrs = []
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for address_type in ['legacy', 'p2sh-segwit', 'bech32']:
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for _ in range(test_addr_count):
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addr = self.nodes[0].getnewaddress(address_type=address_type)
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vaddr = self.nodes[0].getaddressinfo(addr) # required to get hd keypath
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addrs.append(vaddr)
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# Test scripts dump by adding a 1-of-1 multisig address
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multisig_addr = self.nodes[0].addmultisigaddress(1, [addrs[1]["address"]])["address"]
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# Refill the keypool. getnewaddress() refills the keypool *before* taking a key from
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# the keypool, so the final call to getnewaddress leaves the keypool with one key below
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# its capacity
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self.nodes[0].keypoolrefill()
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self.log.info('Mine a block one second before the wallet is dumped')
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dump_time = int(time.time())
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self.nodes[0].setmocktime(dump_time - 1)
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self.nodes[0].generate(1)
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self.nodes[0].setmocktime(dump_time)
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dump_time_str = '# * Created on {}Z'.format(
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datetime.datetime.fromtimestamp(
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dump_time,
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tz=datetime.timezone.utc,
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).replace(tzinfo=None).isoformat())
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dump_best_block_1 = '# * Best block at time of backup was {} ({}),'.format(
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self.nodes[0].getblockcount(),
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self.nodes[0].getbestblockhash(),
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)
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dump_best_block_2 = '# mined on {}Z'.format(
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datetime.datetime.fromtimestamp(
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dump_time - 1,
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tz=datetime.timezone.utc,
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).replace(tzinfo=None).isoformat())
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self.log.info('Dump unencrypted wallet')
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result = self.nodes[0].dumpwallet(wallet_unenc_dump)
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assert_equal(result['filename'], wallet_unenc_dump)
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found_comments, found_legacy_addr, found_p2sh_segwit_addr, found_bech32_addr, found_script_addr, found_addr_chg, found_addr_rsv, hd_master_addr_unenc = \
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read_dump(wallet_unenc_dump, addrs, [multisig_addr], None)
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assert '# End of dump' in found_comments # Check that file is not corrupt
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assert_equal(dump_time_str, next(c for c in found_comments if c.startswith('# * Created on')))
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assert_equal(dump_best_block_1, next(c for c in found_comments if c.startswith('# * Best block')))
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assert_equal(dump_best_block_2, next(c for c in found_comments if c.startswith('# mined on')))
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assert_equal(found_legacy_addr, test_addr_count) # all keys must be in the dump
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assert_equal(found_p2sh_segwit_addr, test_addr_count) # all keys must be in the dump
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assert_equal(found_bech32_addr, test_addr_count) # all keys must be in the dump
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assert_equal(found_script_addr, 1) # all scripts must be in the dump
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assert_equal(found_addr_chg, 0) # 0 blocks where mined
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assert_equal(found_addr_rsv, 90 * 2) # 90 keys plus 100% internal keys
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# encrypt wallet, restart, unlock and dump
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self.nodes[0].encryptwallet('test')
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self.nodes[0].walletpassphrase('test', 100)
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# Should be a no-op:
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self.nodes[0].keypoolrefill()
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self.nodes[0].dumpwallet(wallet_enc_dump)
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found_comments, found_legacy_addr, found_p2sh_segwit_addr, found_bech32_addr, found_script_addr, found_addr_chg, found_addr_rsv, _ = \
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read_dump(wallet_enc_dump, addrs, [multisig_addr], hd_master_addr_unenc)
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assert '# End of dump' in found_comments # Check that file is not corrupt
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assert_equal(dump_time_str, next(c for c in found_comments if c.startswith('# * Created on')))
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assert_equal(dump_best_block_1, next(c for c in found_comments if c.startswith('# * Best block')))
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assert_equal(dump_best_block_2, next(c for c in found_comments if c.startswith('# mined on')))
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assert_equal(found_legacy_addr, test_addr_count) # all keys must be in the dump
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assert_equal(found_p2sh_segwit_addr, test_addr_count) # all keys must be in the dump
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assert_equal(found_bech32_addr, test_addr_count) # all keys must be in the dump
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assert_equal(found_script_addr, 1)
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assert_equal(found_addr_chg, 90 * 2) # old reserve keys are marked as change now
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assert_equal(found_addr_rsv, 90 * 2)
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# Overwriting should fail
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assert_raises_rpc_error(-8, "already exists", lambda: self.nodes[0].dumpwallet(wallet_enc_dump))
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# Restart node with new wallet, and test importwallet
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self.restart_node(0, ['-wallet=w2'])
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# Make sure the address is not IsMine before import
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result = self.nodes[0].getaddressinfo(multisig_addr)
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assert not result['ismine']
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self.nodes[0].importwallet(wallet_unenc_dump)
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# Now check IsMine is true
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result = self.nodes[0].getaddressinfo(multisig_addr)
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assert result['ismine']
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self.log.info('Check that wallet is flushed')
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with self.nodes[0].assert_debug_log(['Flushing wallet.dat'], timeout=20):
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self.nodes[0].getnewaddress()
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if __name__ == '__main__':
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WalletDumpTest().main()
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