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355 lines
16 KiB
355 lines
16 KiB
#!/usr/bin/env python3
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# Copyright (c) 2018-2020 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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"""upgradewallet RPC functional test
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Test upgradewallet RPC. Download node binaries:
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test/get_previous_releases.py -b v0.19.1 v0.18.1 v0.17.2 v0.16.3 v0.15.2
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Only v0.15.2 and v0.16.3 are required by this test. The others are used in feature_backwards_compatibility.py
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"""
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import os
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import shutil
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import struct
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from io import BytesIO
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from test_framework.bdb import dump_bdb_kv
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from test_framework.messages import deser_compact_size, deser_string
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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_is_hex_string,
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sha256sum_file,
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)
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UPGRADED_KEYMETA_VERSION = 12
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def deser_keymeta(f):
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ver, create_time = struct.unpack('<Iq', f.read(12))
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kp_str = deser_string(f)
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seed_id = f.read(20)
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fpr = f.read(4)
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path_len = 0
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path = []
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has_key_orig = False
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if ver == UPGRADED_KEYMETA_VERSION:
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path_len = deser_compact_size(f)
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for i in range(0, path_len):
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path.append(struct.unpack('<I', f.read(4))[0])
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has_key_orig = bool(f.read(1))
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return ver, create_time, kp_str, seed_id, fpr, path_len, path, has_key_orig
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class UpgradeWalletTest(BitcoinTestFramework):
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def set_test_params(self):
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self.setup_clean_chain = True
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self.num_nodes = 3
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self.extra_args = [
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["-addresstype=bech32", "-keypool=2"], # current wallet version
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["-usehd=1", "-keypool=2"], # v0.16.3 wallet
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["-usehd=0", "-keypool=2"] # v0.15.2 wallet
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]
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self.wallet_names = [self.default_wallet_name, None, None]
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def skip_test_if_missing_module(self):
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self.skip_if_no_wallet()
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self.skip_if_no_previous_releases()
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def setup_network(self):
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self.setup_nodes()
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def setup_nodes(self):
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self.add_nodes(self.num_nodes, extra_args=self.extra_args, versions=[
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None,
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160300,
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150100,
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])
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self.start_nodes()
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self.import_deterministic_coinbase_privkeys()
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def dumb_sync_blocks(self):
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"""
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Little helper to sync older wallets.
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Notice that v0.15.2's regtest is hardforked, so there is
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no sync for it.
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v0.15.2 is only being used to test for version upgrade
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and master hash key presence.
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v0.16.3 is being used to test for version upgrade and balances.
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Further info: https://github.com/bitcoin/bitcoin/pull/18774#discussion_r416967844
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"""
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node_from = self.nodes[0]
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v16_3_node = self.nodes[1]
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to_height = node_from.getblockcount()
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height = self.nodes[1].getblockcount()
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for i in range(height, to_height+1):
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b = node_from.getblock(blockhash=node_from.getblockhash(i), verbose=0)
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v16_3_node.submitblock(b)
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assert_equal(v16_3_node.getblockcount(), to_height)
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def test_upgradewallet(self, wallet, previous_version, requested_version=None, expected_version=None):
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unchanged = expected_version == previous_version
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new_version = previous_version if unchanged else expected_version if expected_version else requested_version
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assert_equal(wallet.getwalletinfo()["walletversion"], previous_version)
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assert_equal(wallet.upgradewallet(requested_version),
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{
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"wallet_name": "",
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"previous_version": previous_version,
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"current_version": new_version,
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"result": "Already at latest version. Wallet version unchanged." if unchanged else "Wallet upgraded successfully from version {} to version {}.".format(previous_version, new_version),
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}
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)
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assert_equal(wallet.getwalletinfo()["walletversion"], new_version)
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def test_upgradewallet_error(self, wallet, previous_version, requested_version, msg):
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assert_equal(wallet.getwalletinfo()["walletversion"], previous_version)
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assert_equal(wallet.upgradewallet(requested_version),
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{
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"wallet_name": "",
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"previous_version": previous_version,
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"current_version": previous_version,
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"error": msg,
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}
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)
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assert_equal(wallet.getwalletinfo()["walletversion"], previous_version)
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def run_test(self):
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self.nodes[0].generatetoaddress(101, self.nodes[0].getnewaddress())
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self.dumb_sync_blocks()
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# # Sanity check the test framework:
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res = self.nodes[0].getblockchaininfo()
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assert_equal(res['blocks'], 101)
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node_master = self.nodes[0]
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v16_3_node = self.nodes[1]
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v15_2_node = self.nodes[2]
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# Send coins to old wallets for later conversion checks.
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v16_3_wallet = v16_3_node.get_wallet_rpc('wallet.dat')
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v16_3_address = v16_3_wallet.getnewaddress()
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node_master.generatetoaddress(101, v16_3_address)
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self.dumb_sync_blocks()
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v16_3_balance = v16_3_wallet.getbalance()
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self.log.info("Test upgradewallet RPC...")
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# Prepare for copying of the older wallet
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node_master_wallet_dir = os.path.join(node_master.datadir, "regtest/wallets", self.default_wallet_name)
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node_master_wallet = os.path.join(node_master_wallet_dir, self.default_wallet_name, self.wallet_data_filename)
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v16_3_wallet = os.path.join(v16_3_node.datadir, "regtest/wallets/wallet.dat")
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v15_2_wallet = os.path.join(v15_2_node.datadir, "regtest/wallet.dat")
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split_hd_wallet = os.path.join(v15_2_node.datadir, "regtest/splithd")
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self.stop_nodes()
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# Make split hd wallet
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self.start_node(2, ['-usehd=1', '-keypool=2', '-wallet=splithd'])
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self.stop_node(2)
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def copy_v16():
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node_master.get_wallet_rpc(self.default_wallet_name).unloadwallet()
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# Copy the 0.16.3 wallet to the last Bitcoin Core version and open it:
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shutil.rmtree(node_master_wallet_dir)
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os.mkdir(node_master_wallet_dir)
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shutil.copy(
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v16_3_wallet,
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node_master_wallet_dir
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)
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node_master.loadwallet(self.default_wallet_name)
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def copy_non_hd():
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node_master.get_wallet_rpc(self.default_wallet_name).unloadwallet()
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# Copy the 0.15.2 non hd wallet to the last Bitcoin Core version and open it:
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shutil.rmtree(node_master_wallet_dir)
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os.mkdir(node_master_wallet_dir)
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shutil.copy(
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v15_2_wallet,
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node_master_wallet_dir
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)
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node_master.loadwallet(self.default_wallet_name)
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def copy_split_hd():
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node_master.get_wallet_rpc(self.default_wallet_name).unloadwallet()
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# Copy the 0.15.2 split hd wallet to the last Bitcoin Core version and open it:
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shutil.rmtree(node_master_wallet_dir)
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os.mkdir(node_master_wallet_dir)
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shutil.copy(
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split_hd_wallet,
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os.path.join(node_master_wallet_dir, 'wallet.dat')
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)
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node_master.loadwallet(self.default_wallet_name)
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self.restart_node(0)
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copy_v16()
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wallet = node_master.get_wallet_rpc(self.default_wallet_name)
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self.log.info("Test upgradewallet without a version argument")
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self.test_upgradewallet(wallet, previous_version=159900, expected_version=169900)
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# wallet should still contain the same balance
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assert_equal(wallet.getbalance(), v16_3_balance)
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copy_non_hd()
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wallet = node_master.get_wallet_rpc(self.default_wallet_name)
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# should have no master key hash before conversion
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assert_equal('hdseedid' in wallet.getwalletinfo(), False)
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self.log.info("Test upgradewallet with explicit version number")
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self.test_upgradewallet(wallet, previous_version=60000, requested_version=169900)
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# after conversion master key hash should be present
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assert_is_hex_string(wallet.getwalletinfo()['hdseedid'])
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self.log.info("Intermediary versions don't effect anything")
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copy_non_hd()
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# Wallet starts with 60000
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assert_equal(60000, wallet.getwalletinfo()['walletversion'])
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wallet.unloadwallet()
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before_checksum = sha256sum_file(node_master_wallet)
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node_master.loadwallet('')
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# Test an "upgrade" from 60000 to 129999 has no effect, as the next version is 130000
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self.test_upgradewallet(wallet, previous_version=60000, requested_version=129999, expected_version=60000)
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wallet.unloadwallet()
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assert_equal(before_checksum, sha256sum_file(node_master_wallet))
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node_master.loadwallet('')
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self.log.info('Wallets cannot be downgraded')
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copy_non_hd()
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self.test_upgradewallet_error(wallet, previous_version=60000, requested_version=40000, msg="Cannot downgrade wallet")
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wallet.unloadwallet()
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assert_equal(before_checksum, sha256sum_file(node_master_wallet))
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node_master.loadwallet('')
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self.log.info('Can upgrade to HD')
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# Inspect the old wallet and make sure there is no hdchain
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orig_kvs = dump_bdb_kv(node_master_wallet)
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assert b'\x07hdchain' not in orig_kvs
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# Upgrade to HD, no split
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self.test_upgradewallet(wallet, previous_version=60000, requested_version=130000)
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# Check that there is now a hd chain and it is version 1, no internal chain counter
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new_kvs = dump_bdb_kv(node_master_wallet)
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assert b'\x07hdchain' in new_kvs
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hd_chain = new_kvs[b'\x07hdchain']
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assert_equal(28, len(hd_chain))
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hd_chain_version, external_counter, seed_id = struct.unpack('<iI20s', hd_chain)
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assert_equal(1, hd_chain_version)
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seed_id = bytearray(seed_id)
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seed_id.reverse()
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old_kvs = new_kvs
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# First 2 keys should still be non-HD
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for i in range(0, 2):
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info = wallet.getaddressinfo(wallet.getnewaddress())
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assert 'hdkeypath' not in info
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assert 'hdseedid' not in info
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# Next key should be HD
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info = wallet.getaddressinfo(wallet.getnewaddress())
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assert_equal(seed_id.hex(), info['hdseedid'])
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assert_equal('m/0\'/0\'/0\'', info['hdkeypath'])
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prev_seed_id = info['hdseedid']
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# Change key should be the same keypool
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info = wallet.getaddressinfo(wallet.getrawchangeaddress())
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assert_equal(prev_seed_id, info['hdseedid'])
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assert_equal('m/0\'/0\'/1\'', info['hdkeypath'])
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self.log.info('Cannot upgrade to HD Split, needs Pre Split Keypool')
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for version in [139900, 159900, 169899]:
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self.test_upgradewallet_error(wallet, previous_version=130000, requested_version=version,
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msg="Cannot upgrade a non HD split wallet without upgrading to support pre split keypool. Please use version 169900 or no version specified.")
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self.log.info('Upgrade HD to HD chain split')
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self.test_upgradewallet(wallet, previous_version=130000, requested_version=169900)
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# Check that the hdchain updated correctly
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new_kvs = dump_bdb_kv(node_master_wallet)
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hd_chain = new_kvs[b'\x07hdchain']
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assert_equal(32, len(hd_chain))
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hd_chain_version, external_counter, seed_id, internal_counter = struct.unpack('<iI20sI', hd_chain)
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assert_equal(2, hd_chain_version)
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assert_equal(0, internal_counter)
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seed_id = bytearray(seed_id)
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seed_id.reverse()
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assert_equal(seed_id.hex(), prev_seed_id)
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# Next change address is the same keypool
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info = wallet.getaddressinfo(wallet.getrawchangeaddress())
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assert_equal(prev_seed_id, info['hdseedid'])
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assert_equal('m/0\'/0\'/2\'', info['hdkeypath'])
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# Next change address is the new keypool
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info = wallet.getaddressinfo(wallet.getrawchangeaddress())
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assert_equal(prev_seed_id, info['hdseedid'])
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assert_equal('m/0\'/1\'/0\'', info['hdkeypath'])
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# External addresses use the same keypool
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info = wallet.getaddressinfo(wallet.getnewaddress())
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assert_equal(prev_seed_id, info['hdseedid'])
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assert_equal('m/0\'/0\'/3\'', info['hdkeypath'])
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self.log.info('Upgrade non-HD to HD chain split')
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copy_non_hd()
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self.test_upgradewallet(wallet, previous_version=60000, requested_version=169900)
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# Check that the hdchain updated correctly
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new_kvs = dump_bdb_kv(node_master_wallet)
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hd_chain = new_kvs[b'\x07hdchain']
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assert_equal(32, len(hd_chain))
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hd_chain_version, external_counter, seed_id, internal_counter = struct.unpack('<iI20sI', hd_chain)
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assert_equal(2, hd_chain_version)
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assert_equal(2, internal_counter)
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# Drain the keypool by fetching one external key and one change key. Should still be the same keypool
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info = wallet.getaddressinfo(wallet.getnewaddress())
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assert 'hdseedid' not in info
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assert 'hdkeypath' not in info
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info = wallet.getaddressinfo(wallet.getrawchangeaddress())
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assert 'hdseedid' not in info
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assert 'hdkeypath' not in info
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# The next addresses are HD and should be on different HD chains
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info = wallet.getaddressinfo(wallet.getnewaddress())
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ext_id = info['hdseedid']
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assert_equal('m/0\'/0\'/0\'', info['hdkeypath'])
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info = wallet.getaddressinfo(wallet.getrawchangeaddress())
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assert_equal(ext_id, info['hdseedid'])
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assert_equal('m/0\'/1\'/0\'', info['hdkeypath'])
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self.log.info('KeyMetadata should upgrade when loading into master')
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copy_v16()
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old_kvs = dump_bdb_kv(v16_3_wallet)
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new_kvs = dump_bdb_kv(node_master_wallet)
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for k, old_v in old_kvs.items():
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if k.startswith(b'\x07keymeta'):
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new_ver, new_create_time, new_kp_str, new_seed_id, new_fpr, new_path_len, new_path, new_has_key_orig = deser_keymeta(BytesIO(new_kvs[k]))
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old_ver, old_create_time, old_kp_str, old_seed_id, old_fpr, old_path_len, old_path, old_has_key_orig = deser_keymeta(BytesIO(old_v))
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assert_equal(10, old_ver)
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if old_kp_str == b"": # imported things that don't have keymeta (i.e. imported coinbase privkeys) won't be upgraded
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assert_equal(new_kvs[k], old_v)
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continue
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assert_equal(12, new_ver)
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assert_equal(new_create_time, old_create_time)
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assert_equal(new_kp_str, old_kp_str)
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assert_equal(new_seed_id, old_seed_id)
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assert_equal(0, old_path_len)
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assert_equal(new_path_len, len(new_path))
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assert_equal([], old_path)
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assert_equal(False, old_has_key_orig)
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assert_equal(True, new_has_key_orig)
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# Check that the path is right
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built_path = []
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for s in new_kp_str.decode().split('/')[1:]:
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h = 0
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if s[-1] == '\'':
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s = s[:-1]
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h = 0x80000000
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p = int(s) | h
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built_path.append(p)
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assert_equal(new_path, built_path)
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self.log.info('Upgrading to NO_DEFAULT_KEY should not remove the defaultkey')
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copy_split_hd()
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# Check the wallet has a default key initially
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old_kvs = dump_bdb_kv(node_master_wallet)
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defaultkey = old_kvs[b'\x0adefaultkey']
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self.log.info("Upgrade the wallet. Should still have the same default key.")
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self.test_upgradewallet(wallet, previous_version=139900, requested_version=159900)
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new_kvs = dump_bdb_kv(node_master_wallet)
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up_defaultkey = new_kvs[b'\x0adefaultkey']
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assert_equal(defaultkey, up_defaultkey)
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# 0.16.3 doesn't have a default key
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v16_3_kvs = dump_bdb_kv(v16_3_wallet)
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assert b'\x0adefaultkey' not in v16_3_kvs
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if __name__ == '__main__':
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UpgradeWalletTest().main()
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