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
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
|
#!/usr/bin/env python3
# Copyright (c) 2018-2019 The Bitcoin Core developers
# Distributed under the MIT software license, see the accompanying
# file COPYING or http://www.opensource.org/licenses/mit-license.php.
"""Backwards compatibility functional test
Test various backwards compatibility scenarios. Download the previous node binaries:
contrib/devtools/previous_release.sh -b v0.18.1 v0.17.1
Due to RPC changes introduced in various versions the below tests
won't work for older versions without some patches or workarounds.
Use only the latest patch version of each release, unless a test specifically
needs an older patch version.
"""
import os
import shutil
from test_framework.test_framework import BitcoinTestFramework, SkipTest
from test_framework.descriptors import descsum_create
from test_framework.util import (
assert_equal,
sync_blocks,
sync_mempools
)
class BackwardsCompatibilityTest(BitcoinTestFramework):
def set_test_params(self):
self.setup_clean_chain = True
self.num_nodes = 4
# Add new version after each release:
self.extra_args = [
["-addresstype=bech32"], # Pre-release: use to mine blocks
["-nowallet", "-walletrbf=1", "-addresstype=bech32"], # Pre-release: use to receive coins, swap wallets, etc
["-nowallet", "-walletrbf=1", "-addresstype=bech32"], # v0.18.1
["-nowallet", "-walletrbf=1", "-addresstype=bech32"] # v0.17.1
]
def setup_nodes(self):
if os.getenv("TEST_PREVIOUS_RELEASES") == "false":
raise SkipTest("backwards compatibility tests")
releases_path = os.getenv("PREVIOUS_RELEASES_DIR") or os.getcwd() + "/releases"
if not os.path.isdir(releases_path):
if os.getenv("TEST_PREVIOUS_RELEASES") == "true":
raise AssertionError("TEST_PREVIOUS_RELEASES=1 but releases missing: " + releases_path)
raise SkipTest("This test requires binaries for previous releases")
self.add_nodes(self.num_nodes, extra_args=self.extra_args, versions=[
None,
None,
180100,
170100
], binary=[
self.options.bitcoind,
self.options.bitcoind,
releases_path + "/v0.18.1/bin/bitcoind",
releases_path + "/v0.17.1/bin/bitcoind"
], binary_cli=[
self.options.bitcoincli,
self.options.bitcoincli,
releases_path + "/v0.18.1/bin/bitcoin-cli",
releases_path + "/v0.17.1/bin/bitcoin-cli"
])
self.start_nodes()
def run_test(self):
self.nodes[0].generatetoaddress(101, self.nodes[0].getnewaddress())
sync_blocks(self.nodes)
# Sanity check the test framework:
res = self.nodes[self.num_nodes - 1].getblockchaininfo()
assert_equal(res['blocks'], 101)
node_master = self.nodes[self.num_nodes - 3]
node_v18 = self.nodes[self.num_nodes - 2]
node_v17 = self.nodes[self.num_nodes - 1]
self.log.info("Test wallet backwards compatibility...")
# Create a number of wallets and open them in older versions:
# w1: regular wallet, created on master: update this test when default
# wallets can no longer be opened by older versions.
node_master.createwallet(wallet_name="w1")
wallet = node_master.get_wallet_rpc("w1")
info = wallet.getwalletinfo()
assert info['private_keys_enabled']
assert info['keypoolsize'] > 0
# Create a confirmed transaction, receiving coins
address = wallet.getnewaddress()
self.nodes[0].sendtoaddress(address, 10)
sync_mempools(self.nodes)
self.nodes[0].generate(1)
sync_blocks(self.nodes)
# Create a conflicting transaction using RBF
return_address = self.nodes[0].getnewaddress()
tx1_id = self.nodes[1].sendtoaddress(return_address, 1)
tx2_id = self.nodes[1].bumpfee(tx1_id)["txid"]
# Confirm the transaction
sync_mempools(self.nodes)
self.nodes[0].generate(1)
sync_blocks(self.nodes)
# Create another conflicting transaction using RBF
tx3_id = self.nodes[1].sendtoaddress(return_address, 1)
tx4_id = self.nodes[1].bumpfee(tx3_id)["txid"]
# Abondon transaction, but don't confirm
self.nodes[1].abandontransaction(tx3_id)
# w1_v18: regular wallet, created with v0.18
node_v18.createwallet(wallet_name="w1_v18")
wallet = node_v18.get_wallet_rpc("w1_v18")
info = wallet.getwalletinfo()
assert info['private_keys_enabled']
assert info['keypoolsize'] > 0
# w2: wallet with private keys disabled, created on master: update this
# test when default wallets private keys disabled can no longer be
# opened by older versions.
node_master.createwallet(wallet_name="w2", disable_private_keys=True)
wallet = node_master.get_wallet_rpc("w2")
info = wallet.getwalletinfo()
assert info['private_keys_enabled'] == False
assert info['keypoolsize'] == 0
# w2_v18: wallet with private keys disabled, created with v0.18
node_v18.createwallet(wallet_name="w2_v18", disable_private_keys=True)
wallet = node_v18.get_wallet_rpc("w2_v18")
info = wallet.getwalletinfo()
assert info['private_keys_enabled'] == False
assert info['keypoolsize'] == 0
# w3: blank wallet, created on master: update this
# test when default blank wallets can no longer be opened by older versions.
node_master.createwallet(wallet_name="w3", blank=True)
wallet = node_master.get_wallet_rpc("w3")
info = wallet.getwalletinfo()
assert info['private_keys_enabled']
assert info['keypoolsize'] == 0
# w3_v18: blank wallet, created with v0.18
node_v18.createwallet(wallet_name="w3_v18", blank=True)
wallet = node_v18.get_wallet_rpc("w3_v18")
info = wallet.getwalletinfo()
assert info['private_keys_enabled']
assert info['keypoolsize'] == 0
# Copy the wallets to older nodes:
node_master_wallets_dir = os.path.join(node_master.datadir, "regtest/wallets")
node_v18_wallets_dir = os.path.join(node_v18.datadir, "regtest/wallets")
node_v17_wallets_dir = os.path.join(node_v17.datadir, "regtest/wallets")
node_master.unloadwallet("w1")
node_master.unloadwallet("w2")
node_v18.unloadwallet("w1_v18")
node_v18.unloadwallet("w2_v18")
# Copy wallets to v0.17
for wallet in os.listdir(node_master_wallets_dir):
shutil.copytree(
os.path.join(node_master_wallets_dir, wallet),
os.path.join(node_v17_wallets_dir, wallet)
)
for wallet in os.listdir(node_v18_wallets_dir):
shutil.copytree(
os.path.join(node_v18_wallets_dir, wallet),
os.path.join(node_v17_wallets_dir, wallet)
)
# Copy wallets to v0.18
for wallet in os.listdir(node_master_wallets_dir):
shutil.copytree(
os.path.join(node_master_wallets_dir, wallet),
os.path.join(node_v18_wallets_dir, wallet)
)
# Open the wallets in v0.18
node_v18.loadwallet("w1")
wallet = node_v18.get_wallet_rpc("w1")
info = wallet.getwalletinfo()
assert info['private_keys_enabled']
assert info['keypoolsize'] > 0
txs = wallet.listtransactions()
assert_equal(len(txs), 5)
assert_equal(txs[1]["txid"], tx1_id)
assert_equal(txs[2]["walletconflicts"], [tx1_id])
assert_equal(txs[1]["replaced_by_txid"], tx2_id)
assert not(txs[1]["abandoned"])
assert_equal(txs[1]["confirmations"], -1)
assert_equal(txs[2]["blockindex"], 1)
assert txs[3]["abandoned"]
assert_equal(txs[4]["walletconflicts"], [tx3_id])
assert_equal(txs[3]["replaced_by_txid"], tx4_id)
assert not(hasattr(txs[3], "blockindex"))
node_v18.loadwallet("w2")
wallet = node_v18.get_wallet_rpc("w2")
info = wallet.getwalletinfo()
assert info['private_keys_enabled'] == False
assert info['keypoolsize'] == 0
node_v18.loadwallet("w3")
wallet = node_v18.get_wallet_rpc("w3")
info = wallet.getwalletinfo()
assert info['private_keys_enabled']
assert info['keypoolsize'] == 0
# Open the wallets in v0.17
node_v17.loadwallet("w1_v18")
wallet = node_v17.get_wallet_rpc("w1_v18")
info = wallet.getwalletinfo()
assert info['private_keys_enabled']
assert info['keypoolsize'] > 0
node_v17.loadwallet("w1")
wallet = node_v17.get_wallet_rpc("w1")
info = wallet.getwalletinfo()
assert info['private_keys_enabled']
assert info['keypoolsize'] > 0
node_v17.loadwallet("w2_v18")
wallet = node_v17.get_wallet_rpc("w2_v18")
info = wallet.getwalletinfo()
assert info['private_keys_enabled'] == False
assert info['keypoolsize'] == 0
node_v17.loadwallet("w2")
wallet = node_v17.get_wallet_rpc("w2")
info = wallet.getwalletinfo()
assert info['private_keys_enabled'] == False
assert info['keypoolsize'] == 0
# RPC loadwallet failure causes bitcoind to exit, in addition to the RPC
# call failure, so the following test won't work:
# assert_raises_rpc_error(-4, "Wallet loading failed.", node_v17.loadwallet, 'w3_v18')
# Instead, we stop node and try to launch it with the wallet:
self.stop_node(self.num_nodes - 1)
node_v17.assert_start_raises_init_error(["-wallet=w3_v18"], "Error: Error loading w3_v18: Wallet requires newer version of Bitcoin Core")
node_v17.assert_start_raises_init_error(["-wallet=w3"], "Error: Error loading w3: Wallet requires newer version of Bitcoin Core")
self.start_node(self.num_nodes - 1)
self.log.info("Test wallet upgrade path...")
# u1: regular wallet, created with v0.17
node_v17.createwallet(wallet_name="u1_v17")
wallet = node_v17.get_wallet_rpc("u1_v17")
address = wallet.getnewaddress("bech32")
info = wallet.getaddressinfo(address)
hdkeypath = info["hdkeypath"]
pubkey = info["pubkey"]
# Copy the wallet to the last Bitcoin Core version and open it:
node_v17.unloadwallet("u1_v17")
shutil.copytree(
os.path.join(node_v17_wallets_dir, "u1_v17"),
os.path.join(node_master_wallets_dir, "u1_v17")
)
node_master.loadwallet("u1_v17")
wallet = node_master.get_wallet_rpc("u1_v17")
info = wallet.getaddressinfo(address)
descriptor = "wpkh([" + info["hdmasterfingerprint"] + hdkeypath[1:] + "]" + pubkey + ")"
assert_equal(info["desc"], descsum_create(descriptor))
if __name__ == '__main__':
BackwardsCompatibilityTest().main()
|
