1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
|
#!/usr/bin/env python3
# Copyright (c) 2016-2017 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 os
import shutil
from test_framework.test_framework import BitcoinTestFramework
from test_framework.util import (
assert_equal,
connect_nodes_bi,
assert_raises_rpc_error
)
class WalletHDTest(BitcoinTestFramework):
def set_test_params(self):
self.setup_clean_chain = True
self.num_nodes = 2
self.extra_args = [[], ['-keypool=0']]
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_bi(self.nodes, 0, 1)
# Make sure we use hd, keep masterkeyid
masterkeyid = self.nodes[1].getwalletinfo()['hdseedid']
assert_equal(len(masterkeyid), 40)
# create an internal key
change_addr = self.nodes[1].getrawchangeaddress()
change_addrV= self.nodes[1].getaddressinfo(change_addr)
assert_equal(change_addrV["hdkeypath"], "m/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/0'/0'/"+str(i)+"'")
assert_equal(hd_info["hdseedid"], masterkeyid)
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/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 regtest directory
# otherwise node1 would auto-recover all funds in flag the keypool keys as used
shutil.rmtree(os.path.join(self.nodes[1].datadir, "regtest", "blocks"))
shutil.rmtree(os.path.join(self.nodes[1].datadir, "regtest", "chainstate"))
shutil.copyfile(os.path.join(self.nodes[1].datadir, "hd.bak"), os.path.join(self.nodes[1].datadir, "regtest", "wallets", "wallet.dat"))
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/0'/0'/"+str(i)+"'")
assert_equal(hd_info_2["hdseedid"], masterkeyid)
assert_equal(hd_add, hd_add_2)
connect_nodes_bi(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, "regtest", "blocks"))
shutil.rmtree(os.path.join(self.nodes[1].datadir, "regtest", "chainstate"))
shutil.copyfile(os.path.join(self.nodes[1].datadir, "hd.bak"), os.path.join(self.nodes[1].datadir, "regtest", "wallets", "wallet.dat"))
self.start_node(1, extra_args=self.extra_args[1])
connect_nodes_bi(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[0:7], "m/0'/1'")
# Generate a new HD seed on node 1 and make sure it is set
orig_masterkeyid = self.nodes[1].getwalletinfo()['hdseedid']
self.nodes[1].sethdseed()
new_masterkeyid = self.nodes[1].getwalletinfo()['hdseedid']
assert orig_masterkeyid != new_masterkeyid
addr = self.nodes[1].getnewaddress()
assert_equal(self.nodes[1].getaddressinfo(addr)['hdkeypath'], 'm/0\'/0\'/0\'') # Make sure the new address is the first from the keypool
self.nodes[1].keypoolrefill(1) # Fill keypool with 1 key
# Set a new HD seed on node 1 without flushing the keypool
new_seed = self.nodes[0].dumpprivkey(self.nodes[0].getnewaddress())
orig_masterkeyid = new_masterkeyid
self.nodes[1].sethdseed(False, new_seed)
new_masterkeyid = self.nodes[1].getwalletinfo()['hdseedid']
assert orig_masterkeyid != new_masterkeyid
addr = self.nodes[1].getnewaddress()
assert_equal(orig_masterkeyid, self.nodes[1].getaddressinfo(addr)['hdseedid'])
assert_equal(self.nodes[1].getaddressinfo(addr)['hdkeypath'], 'm/0\'/0\'/1\'') # Make sure the new address continues previous keypool
# Check that the next address is from the new seed
self.nodes[1].keypoolrefill(1)
next_addr = self.nodes[1].getnewaddress()
assert_equal(new_masterkeyid, self.nodes[1].getaddressinfo(next_addr)['hdseedid'])
assert_equal(self.nodes[1].getaddressinfo(next_addr)['hdkeypath'], 'm/0\'/0\'/0\'') # Make sure the new address is not from previous keypool
assert next_addr != addr
# Sethdseed parameter validity
assert_raises_rpc_error(-1, 'sethdseed', self.nodes[0].sethdseed, False, new_seed, 0)
assert_raises_rpc_error(-5, "Invalid private key", self.nodes[1].sethdseed, False, "not_wif")
assert_raises_rpc_error(-1, "JSON value is not a boolean as expected", self.nodes[1].sethdseed, "Not_bool")
assert_raises_rpc_error(-1, "JSON value is not a string as expected", self.nodes[1].sethdseed, False, True)
assert_raises_rpc_error(-5, "Already have this key", self.nodes[1].sethdseed, False, new_seed)
assert_raises_rpc_error(-5, "Already have this key", self.nodes[1].sethdseed, False, self.nodes[1].dumpprivkey(self.nodes[1].getnewaddress()))
if __name__ == '__main__':
WalletHDTest().main ()
|
