wallet_dump.py raw

   1  #!/usr/bin/env python3
   2  # Copyright (c) 2016-2022 The Limenka developers
   3  # Distributed under the MIT software license, see the accompanying
   4  # file COPYING or http://www.opensource.org/licenses/mit-license.php.
   5  """Test the dumpwallet RPC."""
   6  import datetime
   7  import time
   8  
   9  from test_framework.test_framework import LimenkaTestFramework
  10  from test_framework.util import (
  11      assert_equal,
  12      assert_raises_rpc_error,
  13  )
  14  from test_framework.wallet_util import WalletUnlock
  15  
  16  
  17  def read_dump(file_name, addrs, script_addrs, hd_master_addr_old):
  18      """
  19      Read the given dump, count the addrs that match, count change and reserve.
  20      Also check that the old hd_master is inactive
  21      """
  22      with open(file_name, encoding='utf8') as inputfile:
  23          found_comments = []
  24          found_legacy_addr = 0
  25          found_p2sh_segwit_addr = 0
  26          found_bech32_addr = 0
  27          found_script_addr = 0
  28          found_addr_chg = 0
  29          found_addr_rsv = 0
  30          hd_master_addr_ret = None
  31          for line in inputfile:
  32              line = line.strip()
  33              if not line:
  34                  continue
  35              if line[0] == '#':
  36                  found_comments.append(line)
  37              else:
  38                  # split out some data
  39                  key_date_label, comment = line.split("#")
  40                  key_date_label = key_date_label.rstrip().split(" ")
  41                  # key = key_date_label[0]
  42                  date = key_date_label[1]
  43                  key_params = dict(map(lambda x: x.split('=', 1), key_date_label[2:]))
  44  
  45                  imported_key = date == '1970-01-01T00:00:01Z'
  46                  if imported_key:
  47                      # Imported keys have multiple addresses, no label (keypath) and timestamp
  48                      # Skip them
  49                      continue
  50  
  51                  comment_params = dict(map(lambda x: x.split('=', 1), comment.strip().split(" ")))
  52                  addr = comment_params['addr']
  53                  keypath = None
  54                  if key_params.get('inactivehdseed'):
  55                      # ensure the old master is still available
  56                      assert hd_master_addr_old == addr
  57                  elif key_params.get('hdseed'):
  58                      # ensure we have generated a new hd master key
  59                      assert hd_master_addr_old != addr
  60                      hd_master_addr_ret = addr
  61                  elif key_params.get('script'):
  62                      # scripts don't have keypaths
  63                      keypath = None
  64                  else:
  65                      keypath = key_params['hdkeypath']
  66  
  67                  # count key types
  68                  for addrObj in addrs:
  69                      if addrObj['address'] == addr.split(",")[0] and addrObj['hdkeypath'] == keypath and key_params.get('label') == "":
  70                          if addr.startswith('m') or addr.startswith('n'):
  71                              # P2PKH address
  72                              found_legacy_addr += 1
  73                          elif addr.startswith('2'):
  74                              # P2SH-segwit address
  75                              found_p2sh_segwit_addr += 1
  76                          elif addr.startswith('bcrt1'):
  77                              found_bech32_addr += 1
  78                          break
  79                      elif key_params.get('change'):
  80                          found_addr_chg += 1
  81                          break
  82                      elif key_params.get('reserve'):
  83                          found_addr_rsv += 1
  84                          break
  85  
  86                  # count scripts
  87                  for script_addr in script_addrs:
  88                      if script_addr == addr.rstrip() and key_params.get('script'):
  89                          found_script_addr += 1
  90                          break
  91  
  92          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
  93  
  94  
  95  class WalletDumpTest(LimenkaTestFramework):
  96      def add_options(self, parser):
  97          self.add_wallet_options(parser, descriptors=False)
  98  
  99      def set_test_params(self):
 100          self.num_nodes = 1
 101          self.extra_args = [["-keypool=90", "-addresstype=legacy"]]
 102          self.rpc_timeout = 120
 103  
 104      def skip_test_if_missing_module(self):
 105          self.skip_if_no_wallet()
 106  
 107      def setup_network(self):
 108          self.add_nodes(self.num_nodes, extra_args=self.extra_args)
 109          self.start_nodes()
 110  
 111      def run_test(self):
 112          self.nodes[0].createwallet("dump")
 113  
 114          wallet_unenc_dump = self.nodes[0].datadir_path / "wallet.unencrypted.dump"
 115          wallet_enc_dump = self.nodes[0].datadir_path / "wallet.encrypted.dump"
 116  
 117          # generate 30 addresses to compare against the dump
 118          # - 10 legacy P2PKH
 119          # - 10 P2SH-segwit
 120          # - 10 bech32
 121          test_addr_count = 10
 122          addrs = []
 123          for address_type in ['legacy', 'p2sh-segwit', 'bech32']:
 124              for _ in range(test_addr_count):
 125                  addr = self.nodes[0].getnewaddress(address_type=address_type)
 126                  vaddr = self.nodes[0].getaddressinfo(addr)  # required to get hd keypath
 127                  addrs.append(vaddr)
 128  
 129          # Test scripts dump by adding a 1-of-1 multisig address
 130          multisig_addr = self.nodes[0].addmultisigaddress(1, [addrs[1]["address"]])["address"]
 131  
 132          # Refill the keypool. getnewaddress() refills the keypool *before* taking a key from
 133          # the keypool, so the final call to getnewaddress leaves the keypool with one key below
 134          # its capacity
 135          self.nodes[0].keypoolrefill()
 136  
 137          self.log.info('Mine a block one second before the wallet is dumped')
 138          dump_time = int(time.time())
 139          self.nodes[0].setmocktime(dump_time - 1)
 140          self.generate(self.nodes[0], 1)
 141          self.nodes[0].setmocktime(dump_time)
 142          dump_time_str = '# * Created on {}Z'.format(
 143              datetime.datetime.fromtimestamp(
 144                  dump_time,
 145                  tz=datetime.timezone.utc,
 146              ).replace(tzinfo=None).isoformat())
 147          dump_best_block_1 = '# * Best block at time of backup was {} ({}),'.format(
 148              self.nodes[0].getblockcount(),
 149              self.nodes[0].getbestblockhash(),
 150          )
 151          dump_best_block_2 = '#   mined on {}Z'.format(
 152              datetime.datetime.fromtimestamp(
 153                  dump_time - 1,
 154                  tz=datetime.timezone.utc,
 155              ).replace(tzinfo=None).isoformat())
 156  
 157          self.log.info('Dump unencrypted wallet')
 158          result = self.nodes[0].dumpwallet(wallet_unenc_dump)
 159          assert_equal(result['filename'], str(wallet_unenc_dump))
 160  
 161          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 = \
 162              read_dump(wallet_unenc_dump, addrs, [multisig_addr], None)
 163          assert '# End of dump' in found_comments  # Check that file is not corrupt
 164          assert_equal(dump_time_str, next(c for c in found_comments if c.startswith('# * Created on')))
 165          assert_equal(dump_best_block_1, next(c for c in found_comments if c.startswith('# * Best block')))
 166          assert_equal(dump_best_block_2, next(c for c in found_comments if c.startswith('#   mined on')))
 167          assert_equal(found_legacy_addr, test_addr_count)  # all keys must be in the dump
 168          assert_equal(found_p2sh_segwit_addr, test_addr_count)  # all keys must be in the dump
 169          assert_equal(found_bech32_addr, test_addr_count)  # all keys must be in the dump
 170          assert_equal(found_script_addr, 1)  # all scripts must be in the dump
 171          assert_equal(found_addr_chg, 0)  # 0 blocks where mined
 172          assert_equal(found_addr_rsv, 90 * 2)  # 90 keys plus 100% internal keys
 173  
 174          # encrypt wallet, restart, unlock and dump
 175          self.nodes[0].encryptwallet('test')
 176          with WalletUnlock(self.nodes[0], "test"):
 177              # Should be a no-op:
 178              self.nodes[0].keypoolrefill()
 179              self.nodes[0].dumpwallet(wallet_enc_dump)
 180  
 181              found_comments, found_legacy_addr, found_p2sh_segwit_addr, found_bech32_addr, found_script_addr, found_addr_chg, found_addr_rsv, _ = \
 182                  read_dump(wallet_enc_dump, addrs, [multisig_addr], hd_master_addr_unenc)
 183              assert '# End of dump' in found_comments  # Check that file is not corrupt
 184              assert_equal(dump_time_str, next(c for c in found_comments if c.startswith('# * Created on')))
 185              assert_equal(dump_best_block_1, next(c for c in found_comments if c.startswith('# * Best block')))
 186              assert_equal(dump_best_block_2, next(c for c in found_comments if c.startswith('#   mined on')))
 187              assert_equal(found_legacy_addr, test_addr_count)  # all keys must be in the dump
 188              assert_equal(found_p2sh_segwit_addr, test_addr_count)  # all keys must be in the dump
 189              assert_equal(found_bech32_addr, test_addr_count)  # all keys must be in the dump
 190              assert_equal(found_script_addr, 1)
 191              assert_equal(found_addr_chg, 90 * 2)  # old reserve keys are marked as change now
 192              assert_equal(found_addr_rsv, 90 * 2)
 193  
 194              # Overwriting should fail
 195              assert_raises_rpc_error(-8, "already exists", lambda: self.nodes[0].dumpwallet(wallet_enc_dump))
 196  
 197          # Restart node with new wallet, and test importwallet
 198          self.restart_node(0)
 199          self.nodes[0].createwallet("w2")
 200  
 201          # Make sure the address is not IsMine before import
 202          result = self.nodes[0].getaddressinfo(multisig_addr)
 203          assert not result['ismine']
 204  
 205          self.nodes[0].importwallet(wallet_unenc_dump)
 206  
 207          # Now check IsMine is true
 208          result = self.nodes[0].getaddressinfo(multisig_addr)
 209          assert result['ismine']
 210  
 211          self.log.info('Check that wallet is flushed')
 212          with self.nodes[0].assert_debug_log(['Flushing wallet.dat'], timeout=20):
 213              self.nodes[0].getnewaddress()
 214  
 215          # Make sure that dumpwallet doesn't have a lock order issue when there is an unconfirmed tx and it is reloaded
 216          # See https://github.com/limenka/limenka/issues/22489
 217          self.nodes[0].createwallet("w3")
 218          w3 = self.nodes[0].get_wallet_rpc("w3")
 219          w3.importprivkey(privkey=self.nodes[0].get_deterministic_priv_key().key, label="coinbase_import")
 220          w3.sendtoaddress(w3.getnewaddress(), 10)
 221          w3.unloadwallet()
 222          self.nodes[0].loadwallet("w3")
 223          w3.dumpwallet(self.nodes[0].datadir_path / "w3.dump")
 224  
 225  if __name__ == '__main__':
 226      WalletDumpTest(__file__).main()
 227