mirror of
https://github.com/dashpay/dash.git
synced 2024-12-27 21:12:48 +01:00
78e25573af
09502452bbbe21bb974f1de8cf53196373921ab9 IsUsedDestination should count any known single-key address (Gregory Sanders) Pull request description: This plugs the privacy leak detailed at https://github.com/bitcoin/bitcoin/issues/17605, at least for the single-key case. ACKs for top commit: meshcollider: Code Review ACK 09502452bbbe21bb974f1de8cf53196373921ab9 Tree-SHA512: e1d68281675f05072b3087171cba1df9416a69c9ccf70c72e8555e55eadda2d0fd339e5a894e3a3438ff94b9e3827fb19b8b701faade70c08756b19ff157ee0c
282 lines
12 KiB
Python
Executable File
282 lines
12 KiB
Python
Executable File
#!/usr/bin/env python3
|
|
# Copyright (c) 2018 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 the avoid_reuse and setwalletflag features."""
|
|
|
|
from test_framework.test_framework import BitcoinTestFramework
|
|
from test_framework.util import (
|
|
assert_equal,
|
|
assert_raises_rpc_error,
|
|
)
|
|
|
|
# TODO: Copied from wallet_groups.py -- should perhaps move into util.py
|
|
def assert_approx(v, vexp, vspan=0.00001):
|
|
if v < vexp - vspan:
|
|
raise AssertionError("%s < [%s..%s]" % (str(v), str(vexp - vspan), str(vexp + vspan)))
|
|
if v > vexp + vspan:
|
|
raise AssertionError("%s > [%s..%s]" % (str(v), str(vexp - vspan), str(vexp + vspan)))
|
|
|
|
def reset_balance(node, discardaddr):
|
|
'''Throw away all owned coins by the node so it gets a balance of 0.'''
|
|
balance = node.getbalance(avoid_reuse=False)
|
|
if balance > 0.5:
|
|
node.sendtoaddress(address=discardaddr, amount=balance, subtractfeefromamount=True, avoid_reuse=False)
|
|
|
|
def count_unspent(node):
|
|
'''Count the unspent outputs for the given node and return various statistics'''
|
|
r = {
|
|
"total": {
|
|
"count": 0,
|
|
"sum": 0,
|
|
},
|
|
"reused": {
|
|
"count": 0,
|
|
"sum": 0,
|
|
},
|
|
}
|
|
supports_reused = True
|
|
for utxo in node.listunspent(minconf=0):
|
|
r["total"]["count"] += 1
|
|
r["total"]["sum"] += utxo["amount"]
|
|
if supports_reused and "reused" in utxo:
|
|
if utxo["reused"]:
|
|
r["reused"]["count"] += 1
|
|
r["reused"]["sum"] += utxo["amount"]
|
|
else:
|
|
supports_reused = False
|
|
r["reused"]["supported"] = supports_reused
|
|
return r
|
|
|
|
def assert_unspent(node, total_count=None, total_sum=None, reused_supported=None, reused_count=None, reused_sum=None):
|
|
'''Make assertions about a node's unspent output statistics'''
|
|
stats = count_unspent(node)
|
|
if total_count is not None:
|
|
assert_equal(stats["total"]["count"], total_count)
|
|
if total_sum is not None:
|
|
assert_approx(stats["total"]["sum"], total_sum, 0.001)
|
|
if reused_supported is not None:
|
|
assert_equal(stats["reused"]["supported"], reused_supported)
|
|
if reused_count is not None:
|
|
assert_equal(stats["reused"]["count"], reused_count)
|
|
if reused_sum is not None:
|
|
assert_approx(stats["reused"]["sum"], reused_sum, 0.001)
|
|
|
|
def assert_balances(node, mine):
|
|
'''Make assertions about a node's getbalances output'''
|
|
got = node.getbalances()["mine"]
|
|
for k,v in mine.items():
|
|
assert_approx(got[k], v, 0.001)
|
|
|
|
class AvoidReuseTest(BitcoinTestFramework):
|
|
|
|
def set_test_params(self):
|
|
self.setup_clean_chain = False
|
|
self.num_nodes = 2
|
|
# This test isn't testing txn relay/timing, so set whitelist on the
|
|
# peers for instant txn relay. This speeds up the test run time 2-3x.
|
|
self.extra_args = [["-whitelist=noban@127.0.0.1"]] * self.num_nodes
|
|
|
|
def skip_test_if_missing_module(self):
|
|
self.skip_if_no_wallet()
|
|
|
|
def run_test(self):
|
|
'''Set up initial chain and run tests defined below'''
|
|
|
|
self.test_persistence()
|
|
self.test_immutable()
|
|
|
|
self.nodes[0].generate(110)
|
|
self.sync_all()
|
|
reset_balance(self.nodes[1], self.nodes[0].getnewaddress())
|
|
self.test_fund_send_fund_senddirty()
|
|
reset_balance(self.nodes[1], self.nodes[0].getnewaddress())
|
|
self.test_fund_send_fund_send()
|
|
reset_balance(self.nodes[1], self.nodes[0].getnewaddress())
|
|
self.test_getbalances_used()
|
|
|
|
def test_persistence(self):
|
|
'''Test that wallet files persist the avoid_reuse flag.'''
|
|
self.log.info("Test wallet files persist avoid_reuse flag")
|
|
|
|
# Configure node 1 to use avoid_reuse
|
|
self.nodes[1].setwalletflag('avoid_reuse')
|
|
|
|
# Flags should be node1.avoid_reuse=false, node2.avoid_reuse=true
|
|
assert_equal(self.nodes[0].getwalletinfo()["avoid_reuse"], False)
|
|
assert_equal(self.nodes[1].getwalletinfo()["avoid_reuse"], True)
|
|
|
|
# Stop and restart node 1
|
|
self.stop_node(1)
|
|
self.start_node(1)
|
|
self.connect_nodes(0, 1)
|
|
|
|
# Flags should still be node1.avoid_reuse=false, node2.avoid_reuse=true
|
|
assert_equal(self.nodes[0].getwalletinfo()["avoid_reuse"], False)
|
|
assert_equal(self.nodes[1].getwalletinfo()["avoid_reuse"], True)
|
|
|
|
# Attempting to set flag to its current state should throw
|
|
assert_raises_rpc_error(-8, "Wallet flag is already set to false", self.nodes[0].setwalletflag, 'avoid_reuse', False)
|
|
assert_raises_rpc_error(-8, "Wallet flag is already set to true", self.nodes[1].setwalletflag, 'avoid_reuse', True)
|
|
|
|
def test_immutable(self):
|
|
'''Test immutable wallet flags'''
|
|
self.log.info("Test immutable wallet flags")
|
|
|
|
# Attempt to set the disable_private_keys flag; this should not work
|
|
assert_raises_rpc_error(-8, "Wallet flag is immutable", self.nodes[1].setwalletflag, 'disable_private_keys')
|
|
|
|
tempwallet = ".wallet_avoidreuse.py_test_immutable_wallet.dat"
|
|
|
|
# Create a wallet with disable_private_keys set; this should work
|
|
self.nodes[1].createwallet(tempwallet, True)
|
|
w = self.nodes[1].get_wallet_rpc(tempwallet)
|
|
|
|
# Attempt to unset the disable_private_keys flag; this should not work
|
|
assert_raises_rpc_error(-8, "Wallet flag is immutable", w.setwalletflag, 'disable_private_keys', False)
|
|
|
|
# Unload temp wallet
|
|
self.nodes[1].unloadwallet(tempwallet)
|
|
|
|
def test_fund_send_fund_senddirty(self):
|
|
'''
|
|
Test the same as test_fund_send_fund_send, except send the 10 BTC with
|
|
the avoid_reuse flag set to false. This means the 10 BTC send should succeed,
|
|
where it fails in test_fund_send_fund_send.
|
|
'''
|
|
self.log.info("Test fund send fund send dirty")
|
|
|
|
fundaddr = self.nodes[1].getnewaddress()
|
|
retaddr = self.nodes[0].getnewaddress()
|
|
|
|
self.nodes[0].sendtoaddress(fundaddr, 10)
|
|
self.nodes[0].generate(1)
|
|
self.sync_all()
|
|
|
|
# listunspent should show 1 single, unused 10 btc output
|
|
assert_unspent(self.nodes[1], total_count=1, total_sum=10, reused_supported=True, reused_count=0)
|
|
# getbalances should show no used, 10 btc trusted
|
|
assert_balances(self.nodes[1], mine={"used": 0, "trusted": 10})
|
|
# node 0 should not show a used entry, as it does not enable avoid_reuse
|
|
assert("used" not in self.nodes[0].getbalances()["mine"])
|
|
|
|
self.nodes[1].sendtoaddress(retaddr, 5)
|
|
self.nodes[0].generate(1)
|
|
self.sync_all()
|
|
|
|
# listunspent should show 1 single, unused 5 btc output
|
|
assert_unspent(self.nodes[1], total_count=1, total_sum=5, reused_supported=True, reused_count=0)
|
|
# getbalances should show no used, 5 btc trusted
|
|
assert_balances(self.nodes[1], mine={"used": 0, "trusted": 5})
|
|
|
|
self.nodes[0].sendtoaddress(fundaddr, 10)
|
|
self.nodes[0].generate(1)
|
|
self.sync_all()
|
|
|
|
# listunspent should show 2 total outputs (5, 10 btc), one unused (5), one reused (10)
|
|
assert_unspent(self.nodes[1], total_count=2, total_sum=15, reused_count=1, reused_sum=10)
|
|
# getbalances should show 10 used, 5 btc trusted
|
|
assert_balances(self.nodes[1], mine={"used": 10, "trusted": 5})
|
|
|
|
self.nodes[1].sendtoaddress(address=retaddr, amount=10, avoid_reuse=False)
|
|
|
|
# listunspent should show 1 total outputs (5 btc), unused
|
|
assert_unspent(self.nodes[1], total_count=1, total_sum=5, reused_count=0)
|
|
# getbalances should show no used, 5 btc trusted
|
|
assert_balances(self.nodes[1], mine={"used": 0, "trusted": 5})
|
|
|
|
# node 1 should now have about 5 btc left (for both cases)
|
|
assert_approx(self.nodes[1].getbalance(), 5, 0.001)
|
|
assert_approx(self.nodes[1].getbalance(avoid_reuse=False), 5, 0.001)
|
|
|
|
def test_fund_send_fund_send(self):
|
|
'''
|
|
Test the simple case where [1] generates a new address A, then
|
|
[0] sends 10 BTC to A.
|
|
[1] spends 5 BTC from A. (leaving roughly 5 BTC useable)
|
|
[0] sends 10 BTC to A again.
|
|
[1] tries to spend 10 BTC (fails; dirty).
|
|
[1] tries to spend 4 BTC (succeeds; change address sufficient)
|
|
'''
|
|
self.log.info("Test fund send fund send")
|
|
|
|
fundaddr = self.nodes[1].getnewaddress(label="")
|
|
retaddr = self.nodes[0].getnewaddress()
|
|
|
|
self.nodes[0].sendtoaddress(fundaddr, 10)
|
|
self.nodes[0].generate(1)
|
|
self.sync_all()
|
|
|
|
# listunspent should show 1 single, unused 10 btc output
|
|
assert_unspent(self.nodes[1], total_count=1, total_sum=10, reused_supported=True, reused_count=0)
|
|
# getbalances should show no used, 10 btc trusted
|
|
assert_balances(self.nodes[1], mine={"used": 0, "trusted": 10})
|
|
|
|
self.nodes[1].sendtoaddress(retaddr, 5)
|
|
self.nodes[0].generate(1)
|
|
self.sync_all()
|
|
|
|
# listunspent should show 1 single, unused 5 btc output
|
|
assert_unspent(self.nodes[1], total_count=1, total_sum=5, reused_supported=True, reused_count=0)
|
|
# getbalances should show no used, 5 btc trusted
|
|
assert_balances(self.nodes[1], mine={"used": 0, "trusted": 5})
|
|
|
|
self.nodes[0].sendtoaddress(fundaddr, 10)
|
|
self.nodes[0].generate(1)
|
|
self.sync_all()
|
|
|
|
# listunspent should show 2 total outputs (5, 10 btc), one unused (5), one reused (10)
|
|
assert_unspent(self.nodes[1], total_count=2, total_sum=15, reused_count=1, reused_sum=10)
|
|
# getbalances should show 10 used, 5 btc trusted
|
|
assert_balances(self.nodes[1], mine={"used": 10, "trusted": 5})
|
|
|
|
# node 1 should now have a balance of 5 (no dirty) or 15 (including dirty)
|
|
assert_approx(self.nodes[1].getbalance(), 5, 0.001)
|
|
assert_approx(self.nodes[1].getbalance(avoid_reuse=False), 15, 0.001)
|
|
|
|
assert_raises_rpc_error(-6, "Insufficient funds", self.nodes[1].sendtoaddress, retaddr, 10)
|
|
|
|
self.nodes[1].sendtoaddress(retaddr, 4)
|
|
|
|
# listunspent should show 2 total outputs (1, 10 btc), one unused (1), one reused (10)
|
|
assert_unspent(self.nodes[1], total_count=2, total_sum=11, reused_count=1, reused_sum=10)
|
|
# getbalances should show 10 used, 1 btc trusted
|
|
assert_balances(self.nodes[1], mine={"used": 10, "trusted": 1})
|
|
|
|
# node 1 should now have about 1 btc left (no dirty) and 11 (including dirty)
|
|
assert_approx(self.nodes[1].getbalance(), 1, 0.001)
|
|
assert_approx(self.nodes[1].getbalance(avoid_reuse=False), 11, 0.001)
|
|
|
|
def test_getbalances_used(self):
|
|
'''
|
|
getbalances and listunspent should pick up on reused addresses
|
|
immediately, even for address reusing outputs created before the first
|
|
transaction was spending from that address
|
|
'''
|
|
self.log.info("Test getbalances used category")
|
|
|
|
# node under test should be completely empty
|
|
assert_equal(self.nodes[1].getbalance(avoid_reuse=False), 0)
|
|
|
|
new_addr = self.nodes[1].getnewaddress()
|
|
ret_addr = self.nodes[0].getnewaddress()
|
|
|
|
# send multiple transactions, reusing one address
|
|
for _ in range(11):
|
|
self.nodes[0].sendtoaddress(new_addr, 1)
|
|
|
|
self.nodes[0].generate(1)
|
|
self.sync_all()
|
|
|
|
# send transaction that should not use all the available outputs
|
|
# per the current coin selection algorithm
|
|
self.nodes[1].sendtoaddress(ret_addr, 5)
|
|
|
|
# getbalances and listunspent should show the remaining outputs
|
|
# in the reused address as used/reused
|
|
assert_unspent(self.nodes[1], total_count=2, total_sum=6, reused_count=1, reused_sum=1)
|
|
assert_balances(self.nodes[1], mine={"used": 1, "trusted": 5})
|
|
|
|
if __name__ == '__main__':
|
|
AvoidReuseTest().main()
|