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test/functional/wallet_txn_clone.py
| Show All 15 Lines | def set_test_params(self): | ||||
| self.num_nodes = 3 | self.num_nodes = 3 | ||||
| self.extra_args = [["-noparkdeepreorg"], ["-noparkdeepreorg"], []] | self.extra_args = [["-noparkdeepreorg"], ["-noparkdeepreorg"], []] | ||||
| self.supports_cli = False | self.supports_cli = False | ||||
| def skip_test_if_missing_module(self): | def skip_test_if_missing_module(self): | ||||
| self.skip_if_no_wallet() | self.skip_if_no_wallet() | ||||
| def add_options(self, parser): | def add_options(self, parser): | ||||
| parser.add_argument("--mineblock", dest="mine_block", default=False, action="store_true", | parser.add_argument( | ||||
| help="Test double-spend of 1-confirmed transaction") | "--mineblock", | ||||
| dest="mine_block", | |||||
| default=False, | |||||
| action="store_true", | |||||
| help="Test double-spend of 1-confirmed transaction", | |||||
| ) | |||||
| def setup_network(self): | def setup_network(self): | ||||
| # Start with split network: | # Start with split network: | ||||
| super().setup_network() | super().setup_network() | ||||
| self.disconnect_nodes(1, 2) | self.disconnect_nodes(1, 2) | ||||
| def run_test(self): | def run_test(self): | ||||
| output_type = "legacy" | output_type = "legacy" | ||||
| # All nodes should start with 1,250,000,000 XEC: | # All nodes should start with 1,250,000,000 XEC: | ||||
| starting_balance = 1250000000 | starting_balance = 1250000000 | ||||
| for i in range(3): | for i in range(3): | ||||
| assert_equal(self.nodes[i].getbalance(), starting_balance) | assert_equal(self.nodes[i].getbalance(), starting_balance) | ||||
| self.nodes[0].settxfee(1000) | self.nodes[0].settxfee(1000) | ||||
| node0_address1 = self.nodes[0].getnewaddress(address_type=output_type) | node0_address1 = self.nodes[0].getnewaddress(address_type=output_type) | ||||
| node0_txid1 = self.nodes[0].sendtoaddress(node0_address1, 1219000000) | node0_txid1 = self.nodes[0].sendtoaddress(node0_address1, 1219000000) | ||||
| node0_tx1 = self.nodes[0].gettransaction(node0_txid1) | node0_tx1 = self.nodes[0].gettransaction(node0_txid1) | ||||
| node0_address2 = self.nodes[0].getnewaddress(address_type=output_type) | node0_address2 = self.nodes[0].getnewaddress(address_type=output_type) | ||||
| node0_txid2 = self.nodes[0].sendtoaddress(node0_address2, 29000000) | node0_txid2 = self.nodes[0].sendtoaddress(node0_address2, 29000000) | ||||
| node0_tx2 = self.nodes[0].gettransaction(node0_txid2) | node0_tx2 = self.nodes[0].gettransaction(node0_txid2) | ||||
| assert_equal(self.nodes[0].getbalance(), | assert_equal( | ||||
| starting_balance + node0_tx1["fee"] + node0_tx2["fee"]) | self.nodes[0].getbalance(), | ||||
| starting_balance + node0_tx1["fee"] + node0_tx2["fee"], | |||||
| ) | |||||
| # Coins are sent to node1_address | # Coins are sent to node1_address | ||||
| node1_address = self.nodes[1].getnewaddress() | node1_address = self.nodes[1].getnewaddress() | ||||
| # Send tx1, and another transaction tx2 that won't be cloned | # Send tx1, and another transaction tx2 that won't be cloned | ||||
| txid1 = self.nodes[0].sendtoaddress(node1_address, 40000000) | txid1 = self.nodes[0].sendtoaddress(node1_address, 40000000) | ||||
| txid2 = self.nodes[0].sendtoaddress(node1_address, 20000000) | txid2 = self.nodes[0].sendtoaddress(node1_address, 20000000) | ||||
| # Construct a clone of tx1, to be malleated | # Construct a clone of tx1, to be malleated | ||||
| rawtx1 = self.nodes[0].getrawtransaction(txid1, 1) | rawtx1 = self.nodes[0].getrawtransaction(txid1, 1) | ||||
| clone_inputs = [{"txid": rawtx1["vin"][0]["txid"], | clone_inputs = [ | ||||
| { | |||||
| "txid": rawtx1["vin"][0]["txid"], | |||||
| "vout": rawtx1["vin"][0]["vout"], | "vout": rawtx1["vin"][0]["vout"], | ||||
| "sequence": rawtx1["vin"][0]["sequence"]}] | "sequence": rawtx1["vin"][0]["sequence"], | ||||
| clone_outputs = {rawtx1["vout"][0]["scriptPubKey"]["addresses"][0]: rawtx1["vout"][0]["value"], | } | ||||
| rawtx1["vout"][1]["scriptPubKey"]["addresses"][0]: rawtx1["vout"][1]["value"]} | ] | ||||
| clone_outputs = { | |||||
| rawtx1["vout"][0]["scriptPubKey"]["addresses"][0]: rawtx1["vout"][0][ | |||||
| "value" | |||||
| ], | |||||
| rawtx1["vout"][1]["scriptPubKey"]["addresses"][0]: rawtx1["vout"][1][ | |||||
| "value" | |||||
| ], | |||||
| } | |||||
| clone_locktime = rawtx1["locktime"] | clone_locktime = rawtx1["locktime"] | ||||
| clone_raw = self.nodes[0].createrawtransaction( | clone_raw = self.nodes[0].createrawtransaction( | ||||
| clone_inputs, clone_outputs, clone_locktime) | clone_inputs, clone_outputs, clone_locktime | ||||
| ) | |||||
| # createrawtransaction randomizes the order of its outputs, so swap | # createrawtransaction randomizes the order of its outputs, so swap | ||||
| # them if necessary. | # them if necessary. | ||||
| clone_tx = CTransaction() | clone_tx = CTransaction() | ||||
| clone_tx.deserialize(io.BytesIO(bytes.fromhex(clone_raw))) | clone_tx.deserialize(io.BytesIO(bytes.fromhex(clone_raw))) | ||||
| if (rawtx1["vout"][0]["value"] == 40000000 and | if ( | ||||
| clone_tx.vout[0].nValue != 40000000 * XEC or | rawtx1["vout"][0]["value"] == 40000000 | ||||
| rawtx1["vout"][0]["value"] != 40000000 and | and clone_tx.vout[0].nValue != 40000000 * XEC | ||||
| clone_tx.vout[0].nValue == 40000000 * XEC): | or rawtx1["vout"][0]["value"] != 40000000 | ||||
| (clone_tx.vout[0], clone_tx.vout[1]) = (clone_tx.vout[1], | and clone_tx.vout[0].nValue == 40000000 * XEC | ||||
| clone_tx.vout[0]) | ): | ||||
| (clone_tx.vout[0], clone_tx.vout[1]) = (clone_tx.vout[1], clone_tx.vout[0]) | |||||
| # Use a different signature hash type to sign. This creates an equivalent but malleated clone. | # Use a different signature hash type to sign. This creates an equivalent but malleated clone. | ||||
| # Don't send the clone anywhere yet | # Don't send the clone anywhere yet | ||||
| tx1_clone = self.nodes[0].signrawtransactionwithwallet( | tx1_clone = self.nodes[0].signrawtransactionwithwallet( | ||||
| clone_tx.serialize().hex(), None, "ALL|FORKID|ANYONECANPAY") | clone_tx.serialize().hex(), None, "ALL|FORKID|ANYONECANPAY" | ||||
| ) | |||||
| assert_equal(tx1_clone["complete"], True) | assert_equal(tx1_clone["complete"], True) | ||||
| # Have node0 mine a block, if requested: | # Have node0 mine a block, if requested: | ||||
| if (self.options.mine_block): | if self.options.mine_block: | ||||
| self.generate( | self.generate( | ||||
| self.nodes[0], 1, sync_fun=lambda: self.sync_blocks(self.nodes[0:2])) | self.nodes[0], 1, sync_fun=lambda: self.sync_blocks(self.nodes[0:2]) | ||||
| ) | |||||
| tx1 = self.nodes[0].gettransaction(txid1) | tx1 = self.nodes[0].gettransaction(txid1) | ||||
| tx2 = self.nodes[0].gettransaction(txid2) | tx2 = self.nodes[0].gettransaction(txid2) | ||||
| # Node0's balance should be starting balance, plus 50BTC for another | # Node0's balance should be starting balance, plus 50BTC for another | ||||
| # matured block, minus tx1 and tx2 amounts, and minus transaction fees: | # matured block, minus tx1 and tx2 amounts, and minus transaction fees: | ||||
| expected = starting_balance + node0_tx1["fee"] + node0_tx2["fee"] | expected = starting_balance + node0_tx1["fee"] + node0_tx2["fee"] | ||||
| if self.options.mine_block: | if self.options.mine_block: | ||||
| Show All 31 Lines | def run_test(self): | ||||
| # Verify expected confirmations | # Verify expected confirmations | ||||
| assert_equal(tx1["confirmations"], -2) | assert_equal(tx1["confirmations"], -2) | ||||
| assert_equal(tx1_clone["confirmations"], 2) | assert_equal(tx1_clone["confirmations"], 2) | ||||
| assert_equal(tx2["confirmations"], 1) | assert_equal(tx2["confirmations"], 1) | ||||
| # Check node0's total balance; should be same as before the clone, + | # Check node0's total balance; should be same as before the clone, + | ||||
| # 100,000,000 XEC for 2 matured, less possible orphaned matured subsidy | # 100,000,000 XEC for 2 matured, less possible orphaned matured subsidy | ||||
| expected += 100000000 | expected += 100000000 | ||||
| if (self.options.mine_block): | if self.options.mine_block: | ||||
| expected -= 50000000 | expected -= 50000000 | ||||
| assert_equal(self.nodes[0].getbalance(), expected) | assert_equal(self.nodes[0].getbalance(), expected) | ||||
| if __name__ == '__main__': | if __name__ == "__main__": | ||||
| TxnMallTest().main() | TxnMallTest().main() | ||||