#!/usr/bin/env python3 # Copyright (c) 2015-2022 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, FromHex, 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(revoke_protx, revoke_keyoperator) self.mine_quorum(llmq_type_name='llmq_test', llmq_type=100) # revoking a MN results in disconnects, reconnect it back to let sync_blocks finish correctly self.connect_nodes(evo_info_3.nodeIdx, 0) 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, 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) self.sync_all(self.nodes) self.log.info(f"Succesfully 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 = FromHex(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()