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feature_dip3_v19.py
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#!/usr/bin/env python3
# Copyright (c) 2015-2024 The Dash Core developers
# Distributed under the MIT software license, see the accompanying
# file COPYING or http://www.opensource.org/licenses/mit-license.php.
'''
feature_dip3_v19.py
Checks DIP3 for v19
'''
from io import BytesIO
from test_framework.p2p import P2PInterface
from test_framework.messages import CBlock, CBlockHeader, CCbTx, CMerkleBlock, from_hex, hash256, msg_getmnlistd, \
QuorumId, ser_uint256
from test_framework.test_framework import DashTestFramework
from test_framework.util import (
assert_equal
)
class TestP2PConn(P2PInterface):
def __init__(self):
super().__init__()
self.last_mnlistdiff = None
def on_mnlistdiff(self, message):
self.last_mnlistdiff = message
def wait_for_mnlistdiff(self, timeout=30):
def received_mnlistdiff():
return self.last_mnlistdiff is not None
return self.wait_until(received_mnlistdiff, timeout=timeout)
def getmnlistdiff(self, base_block_hash, block_hash):
msg = msg_getmnlistd(base_block_hash, block_hash)
self.last_mnlistdiff = None
self.send_message(msg)
self.wait_for_mnlistdiff()
return self.last_mnlistdiff
class DIP3V19Test(DashTestFramework):
def set_test_params(self):
self.set_dash_test_params(6, 5, fast_dip3_enforcement=True, evo_count=2)
def run_test(self):
# Connect all nodes to node1 so that we always have the whole network connected
# Otherwise only masternode connections will be established between nodes, which won't propagate TXs/blocks
# Usually node0 is the one that does this, but in this test we isolate it multiple times
self.test_node = self.nodes[0].add_p2p_connection(TestP2PConn())
null_hash = format(0, "064x")
for i in range(len(self.nodes)):
if i != 0:
self.connect_nodes(i, 0)
self.activate_dip8()
self.nodes[0].sporkupdate("SPORK_17_QUORUM_DKG_ENABLED", 0)
self.wait_for_sporks_same()
expected_updated = [mn.proTxHash for mn in self.mninfo]
b_0 = self.nodes[0].getbestblockhash()
self.test_getmnlistdiff(null_hash, b_0, {}, [], expected_updated)
mn_list_before = self.nodes[0].masternodelist()
pubkeyoperator_list_before = set([mn_list_before[e]["pubkeyoperator"] for e in mn_list_before])
self.activate_v19(expected_activation_height=900)
self.log.info("Activated v19 at height:" + str(self.nodes[0].getblockcount()))
mn_list_after = self.nodes[0].masternodelist()
pubkeyoperator_list_after = set([mn_list_after[e]["pubkeyoperator"] for e in mn_list_after])
self.log.info("pubkeyoperator should still be shown using legacy scheme")
assert_equal(pubkeyoperator_list_before, pubkeyoperator_list_after)
self.move_to_next_cycle()
self.log.info("Cycle H height:" + str(self.nodes[0].getblockcount()))
self.move_to_next_cycle()
self.log.info("Cycle H+C height:" + str(self.nodes[0].getblockcount()))
self.move_to_next_cycle()
self.log.info("Cycle H+2C height:" + str(self.nodes[0].getblockcount()))
self.mine_cycle_quorum(llmq_type_name='llmq_test_dip0024', llmq_type=103)
evo_info_0 = self.dynamically_add_masternode(evo=True, rnd=7)
assert evo_info_0 is not None
self.nodes[0].generate(8)
self.sync_blocks(self.nodes)
self.log.info("Checking that protxs with duplicate EvoNodes fields are rejected")
evo_info_1 = self.dynamically_add_masternode(evo=True, rnd=7, should_be_rejected=True)
assert evo_info_1 is None
self.dynamically_evo_update_service(evo_info_0, 8)
evo_info_2 = self.dynamically_add_masternode(evo=True, rnd=8, should_be_rejected=True)
assert evo_info_2 is None
evo_info_3 = self.dynamically_add_masternode(evo=True, rnd=9)
assert evo_info_3 is not None
self.nodes[0].generate(8)
self.sync_blocks(self.nodes)
self.dynamically_evo_update_service(evo_info_0, 9, should_be_rejected=True)
revoke_protx = self.mninfo[-1].proTxHash
revoke_keyoperator = self.mninfo[-1].keyOperator
self.log.info(f"Trying to revoke proTx:{revoke_protx}")
self.test_revoke_protx(evo_info_3.nodeIdx, revoke_protx, revoke_keyoperator)
self.mine_quorum(llmq_type_name='llmq_test', llmq_type=100)
self.log.info("Checking that adding more regular MNs after v19 doesn't break DKGs and IS/CLs")
for i in range(6):
new_mn = self.dynamically_add_masternode(evo=False, rnd=(10 + i))
assert new_mn is not None
# mine more quorums and make sure everything still works
prev_quorum = None
for _ in range(5):
quorum = self.mine_quorum()
assert prev_quorum != quorum
self.wait_for_chainlocked_block_all_nodes(self.nodes[0].getbestblockhash())
def test_revoke_protx(self, node_idx, revoke_protx, revoke_keyoperator):
funds_address = self.nodes[0].getnewaddress()
fund_txid = self.nodes[0].sendtoaddress(funds_address, 1)
self.wait_for_instantlock(fund_txid, self.nodes[0])
tip = self.nodes[0].generate(1)[0]
assert_equal(self.nodes[0].getrawtransaction(fund_txid, 1, tip)['confirmations'], 1)
self.sync_all(self.nodes)
protx_result = self.nodes[0].protx('revoke', revoke_protx, revoke_keyoperator, 1, funds_address)
self.wait_for_instantlock(protx_result, self.nodes[0])
tip = self.nodes[0].generate(1)[0]
assert_equal(self.nodes[0].getrawtransaction(protx_result, 1, tip)['confirmations'], 1)
# Revoking a MN results in disconnects. Wait for disconnects to actually happen
# and then reconnect the corresponding node back to let sync_blocks finish correctly.
self.wait_until(lambda: self.nodes[node_idx].getconnectioncount() == 0)
self.connect_nodes(node_idx, 0)
self.sync_all(self.nodes)
self.log.info(f"Successfully revoked={revoke_protx}")
for mn in self.mninfo:
if mn.proTxHash == revoke_protx:
self.mninfo.remove(mn)
return
def test_getmnlistdiff(self, base_block_hash, block_hash, base_mn_list, expected_deleted, expected_updated):
d = self.test_getmnlistdiff_base(base_block_hash, block_hash)
# Assert that the deletedMNs and mnList fields are what we expected
assert_equal(set(d.deletedMNs), set([int(e, 16) for e in expected_deleted]))
assert_equal(set([e.proRegTxHash for e in d.mnList]), set(int(e, 16) for e in expected_updated))
# Build a new list based on the old list and the info from the diff
new_mn_list = base_mn_list.copy()
for e in d.deletedMNs:
new_mn_list.pop(format(e, '064x'))
for e in d.mnList:
new_mn_list[format(e.proRegTxHash, '064x')] = e
cbtx = CCbTx()
cbtx.deserialize(BytesIO(d.cbTx.vExtraPayload))
# Verify that the merkle root matches what we locally calculate
hashes = []
for mn in sorted(new_mn_list.values(), key=lambda mn: ser_uint256(mn.proRegTxHash)):
hashes.append(hash256(mn.serialize(with_version = False)))
merkle_root = CBlock.get_merkle_root(hashes)
assert_equal(merkle_root, cbtx.merkleRootMNList)
return new_mn_list
def test_getmnlistdiff_base(self, base_block_hash, block_hash):
hexstr = self.nodes[0].getblockheader(block_hash, False)
header = from_hex(CBlockHeader(), hexstr)
d = self.test_node.getmnlistdiff(int(base_block_hash, 16), int(block_hash, 16))
assert_equal(d.baseBlockHash, int(base_block_hash, 16))
assert_equal(d.blockHash, int(block_hash, 16))
# Check that the merkle proof is valid
proof = CMerkleBlock(header, d.merkleProof)
proof = proof.serialize().hex()
assert_equal(self.nodes[0].verifytxoutproof(proof), [d.cbTx.hash])
# Check if P2P messages match with RPCs
d2 = self.nodes[0].protx("diff", base_block_hash, block_hash)
assert_equal(d2["baseBlockHash"], base_block_hash)
assert_equal(d2["blockHash"], block_hash)
assert_equal(d2["cbTxMerkleTree"], d.merkleProof.serialize().hex())
assert_equal(d2["cbTx"], d.cbTx.serialize().hex())
assert_equal(set([int(e, 16) for e in d2["deletedMNs"]]), set(d.deletedMNs))
assert_equal(set([int(e["proRegTxHash"], 16) for e in d2["mnList"]]), set([e.proRegTxHash for e in d.mnList]))
assert_equal(set([QuorumId(e["llmqType"], int(e["quorumHash"], 16)) for e in d2["deletedQuorums"]]), set(d.deletedQuorums))
assert_equal(set([QuorumId(e["llmqType"], int(e["quorumHash"], 16)) for e in d2["newQuorums"]]), set([QuorumId(e.llmqType, e.quorumHash) for e in d.newQuorums]))
return d
if __name__ == '__main__':
DIP3V19Test().main()