forked from qtumproject/qtum
-
Notifications
You must be signed in to change notification settings - Fork 1
/
Copy pathfeature_nulldummy.py
executable file
·136 lines (117 loc) · 6.74 KB
/
feature_nulldummy.py
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
#!/usr/bin/env python3
# Copyright (c) 2016-2019 The Bitcoin Core developers
# Distributed under the MIT software license, see the accompanying
# file COPYING or http://www.opensource.org/licenses/mit-license.php.
"""Test NULLDUMMY softfork.
Connect to a single node.
Generate 2 blocks (save the coinbases for later).
Generate 427 more blocks.
[Policy/Consensus] Check that NULLDUMMY compliant transactions are accepted in the 430th block.
[Policy] Check that non-NULLDUMMY transactions are rejected before activation.
[Consensus] Check that the new NULLDUMMY rules are not enforced on the 431st block.
[Policy/Consensus] Check that the new NULLDUMMY rules are enforced on the 432nd block.
"""
import time
from test_framework.blocktools import create_coinbase, create_block, create_transaction, add_witness_commitment
from test_framework.messages import CTransaction
from test_framework.script import CScript
from test_framework.test_framework import BitcoinTestFramework
from test_framework.util import assert_equal, assert_raises_rpc_error, bytes_to_hex_str
from test_framework.runebaseconfig import COINBASE_MATURITY
NULLDUMMY_ERROR = "non-mandatory-script-verify-flag (Dummy CHECKMULTISIG argument must be zero)"
def trueDummy(tx):
scriptSig = CScript(tx.vin[0].scriptSig)
newscript = []
for i in scriptSig:
if (len(newscript) == 0):
assert len(i) == 0
newscript.append(b'\x51')
else:
newscript.append(i)
tx.vin[0].scriptSig = CScript(newscript)
tx.rehash()
class NULLDUMMYTest(BitcoinTestFramework):
def set_test_params(self):
self.num_nodes = 1
self.setup_clean_chain = True
# This script tests NULLDUMMY activation, which is part of the 'segwit' deployment, so we go through
# normal segwit activation here (and don't use the default always-on behaviour).
self.extra_args = [[
'-segwitheight=864',
'-addresstype=legacy',
]]
def skip_test_if_missing_module(self):
self.skip_if_no_wallet()
def run_test(self):
self.address = self.nodes[0].getnewaddress()
self.ms_address = self.nodes[0].addmultisigaddress(1, [self.address])['address']
self.wit_address = self.nodes[0].getnewaddress(address_type='p2sh-segwit')
self.wit_ms_address = self.nodes[0].addmultisigaddress(1, [self.address], '', 'p2sh-segwit')['address']
self.coinbase_blocks = self.nodes[0].generate(2) # Block 2
coinbase_txid = []
for i in self.coinbase_blocks:
coinbase_txid.append(self.nodes[0].getblock(i)['tx'][0])
for i in range(COINBASE_MATURITY):
block = create_block(int(self.nodes[0].getbestblockhash(), 16), create_coinbase(self.nodes[0].getblockcount()+1), int(time.time())+2+i)
block.nVersion = 4
block.hashMerkleRoot = block.calc_merkle_root()
block.rehash()
block.solve()
self.nodes[0].submitblock(bytes_to_hex_str(block.serialize()))
# Generate the number blocks signalling that the continuation of the test case expects
self.nodes[0].generate(863-COINBASE_MATURITY-2-2)
self.lastblockhash = self.nodes[0].getbestblockhash()
self.tip = int("0x" + self.lastblockhash, 0)
self.lastblockheight = self.nodes[0].getblockcount()
self.lastblocktime = int(time.time()) + self.lastblockheight + 1
self.log.info("Test 1: NULLDUMMY compliant base transactions should be accepted to mempool and mined before activation [430]")
test1txs = [create_transaction(self.nodes[0], coinbase_txid[0], self.ms_address, amount=49)]
txid1 = self.nodes[0].sendrawtransaction(test1txs[0].serialize_with_witness().hex(), 0)
test1txs.append(create_transaction(self.nodes[0], txid1, self.ms_address, amount=48))
txid2 = self.nodes[0].sendrawtransaction(test1txs[1].serialize_with_witness().hex(), 0)
test1txs.append(create_transaction(self.nodes[0], coinbase_txid[1], self.wit_ms_address, amount=49))
txid3 = self.nodes[0].sendrawtransaction(test1txs[2].serialize_with_witness().hex(), 0)
self.block_submit(self.nodes[0], test1txs, False, True)
self.log.info("Test 2: Non-NULLDUMMY base multisig transaction should not be accepted to mempool before activation")
test2tx = create_transaction(self.nodes[0], txid2, self.ms_address, amount=47)
trueDummy(test2tx)
assert_raises_rpc_error(-26, NULLDUMMY_ERROR, self.nodes[0].sendrawtransaction, test2tx.serialize_with_witness().hex(), 0)
self.log.info("Test 3: Non-NULLDUMMY base transactions should be accepted in a block before activation [431]")
self.block_submit(self.nodes[0], [test2tx], False, True)
self.log.info("Test 4: Non-NULLDUMMY base multisig transaction is invalid after activation")
test4tx = create_transaction(self.nodes[0], test2tx.hash, self.address, amount=46)
test6txs = [CTransaction(test4tx)]
trueDummy(test4tx)
assert_raises_rpc_error(-26, NULLDUMMY_ERROR, self.nodes[0].sendrawtransaction, test4tx.serialize_with_witness().hex(), 0)
self.block_submit(self.nodes[0], [test4tx])
self.log.info("Test 5: Non-NULLDUMMY P2WSH multisig transaction invalid after activation")
test5tx = create_transaction(self.nodes[0], txid3, self.wit_address, amount=48)
test6txs.append(CTransaction(test5tx))
test5tx.wit.vtxinwit[0].scriptWitness.stack[0] = b'\x01'
assert_raises_rpc_error(-26, NULLDUMMY_ERROR, self.nodes[0].sendrawtransaction, test5tx.serialize_with_witness().hex(), 0)
self.block_submit(self.nodes[0], [test5tx], True)
self.log.info("Test 6: NULLDUMMY compliant base/witness transactions should be accepted to mempool and in block after activation [432]")
for i in test6txs:
self.nodes[0].sendrawtransaction(i.serialize_with_witness().hex(), 0)
self.block_submit(self.nodes[0], test6txs, True, True)
def block_submit(self, node, txs, witness=False, accept=False):
block = create_block(self.tip, create_coinbase(self.lastblockheight + 1), self.lastblocktime + 1)
block.nVersion = 4
for tx in txs:
tx.rehash()
block.vtx.append(tx)
block.hashMerkleRoot = block.calc_merkle_root()
witness and add_witness_commitment(block)
block.rehash()
block.solve()
node.submitblock(block.serialize().hex())
if (accept):
assert_equal(node.getbestblockhash(), block.hash)
self.tip = block.sha256
self.lastblockhash = block.hash
self.lastblocktime += 1
self.lastblockheight += 1
else:
assert_equal(node.getbestblockhash(), self.lastblockhash)
if __name__ == '__main__':
NULLDUMMYTest().main()