diff options
Diffstat (limited to 'test/functional/wallet_txn_clone.py')
| -rwxr-xr-x | test/functional/wallet_txn_clone.py | 106 |
1 files changed, 43 insertions, 63 deletions
diff --git a/test/functional/wallet_txn_clone.py b/test/functional/wallet_txn_clone.py index d742ec4618..4ca4ee14e9 100755 --- a/test/functional/wallet_txn_clone.py +++ b/test/functional/wallet_txn_clone.py @@ -1,21 +1,26 @@ #!/usr/bin/env python3 -# Copyright (c) 2014-2017 The Bitcoin Core developers +# Copyright (c) 2014-2018 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 wallet accounts properly when there are cloned transactions with malleated scriptsigs.""" from test_framework.test_framework import BitcoinTestFramework -from test_framework.util import * +from test_framework.util import ( + assert_equal, + connect_nodes, + disconnect_nodes, + sync_blocks, +) class TxnMallTest(BitcoinTestFramework): def set_test_params(self): self.num_nodes = 4 def add_options(self, parser): - parser.add_option("--mineblock", dest="mine_block", default=False, action="store_true", - help="Test double-spend of 1-confirmed transaction") - parser.add_option("--segwit", dest="segwit", default=False, action="store_true", - help="Test behaviour with SegWit txn (which should fail") + parser.add_argument("--mineblock", dest="mine_block", default=False, action="store_true", + help="Test double-spend of 1-confirmed transaction") + parser.add_argument("--segwit", dest="segwit", default=False, action="store_true", + help="Test behaviour with SegWit txn (which should fail") def setup_network(self): # Start with split network: @@ -25,55 +30,53 @@ class TxnMallTest(BitcoinTestFramework): def run_test(self): if self.options.segwit: - output_type="p2sh-segwit" + output_type = "p2sh-segwit" else: - output_type="legacy" + output_type = "legacy" # All nodes should start with 1,250 BTC: starting_balance = 1250 for i in range(4): assert_equal(self.nodes[i].getbalance(), starting_balance) - self.nodes[i].getnewaddress("") # bug workaround, coins generated assigned to first getnewaddress! + self.nodes[i].getnewaddress() # bug workaround, coins generated assigned to first getnewaddress! - # Assign coins to foo and bar accounts: self.nodes[0].settxfee(.001) - node0_address_foo = self.nodes[0].getnewaddress("foo", output_type) - fund_foo_txid = self.nodes[0].sendfrom("", node0_address_foo, 1219) - fund_foo_tx = self.nodes[0].gettransaction(fund_foo_txid) + node0_address1 = self.nodes[0].getnewaddress(address_type=output_type) + node0_txid1 = self.nodes[0].sendtoaddress(node0_address1, 1219) + node0_tx1 = self.nodes[0].gettransaction(node0_txid1) - node0_address_bar = self.nodes[0].getnewaddress("bar", output_type) - fund_bar_txid = self.nodes[0].sendfrom("", node0_address_bar, 29) - fund_bar_tx = self.nodes[0].gettransaction(fund_bar_txid) + node0_address2 = self.nodes[0].getnewaddress(address_type=output_type) + node0_txid2 = self.nodes[0].sendtoaddress(node0_address2, 29) + node0_tx2 = self.nodes[0].gettransaction(node0_txid2) - assert_equal(self.nodes[0].getbalance(""), - starting_balance - 1219 - 29 + fund_foo_tx["fee"] + fund_bar_tx["fee"]) + assert_equal(self.nodes[0].getbalance(), + starting_balance + node0_tx1["fee"] + node0_tx2["fee"]) # Coins are sent to node1_address - node1_address = self.nodes[1].getnewaddress("from0") + node1_address = self.nodes[1].getnewaddress() - # Send tx1, and another transaction tx2 that won't be cloned - txid1 = self.nodes[0].sendfrom("foo", node1_address, 40, 0) - txid2 = self.nodes[0].sendfrom("bar", node1_address, 20, 0) + # Send tx1, and another transaction tx2 that won't be cloned + txid1 = self.nodes[0].sendtoaddress(node1_address, 40) + txid2 = self.nodes[0].sendtoaddress(node1_address, 20) - # Construct a clone of tx1, to be malleated - rawtx1 = self.nodes[0].getrawtransaction(txid1,1) - clone_inputs = [{"txid":rawtx1["vin"][0]["txid"],"vout":rawtx1["vin"][0]["vout"]}] - clone_outputs = {rawtx1["vout"][0]["scriptPubKey"]["addresses"][0]:rawtx1["vout"][0]["value"], - rawtx1["vout"][1]["scriptPubKey"]["addresses"][0]:rawtx1["vout"][1]["value"]} + # Construct a clone of tx1, to be malleated + rawtx1 = self.nodes[0].getrawtransaction(txid1, 1) + clone_inputs = [{"txid": rawtx1["vin"][0]["txid"], "vout": rawtx1["vin"][0]["vout"]}] + 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_raw = self.nodes[0].createrawtransaction(clone_inputs, clone_outputs, clone_locktime) # createrawtransaction randomizes the order of its outputs, so swap them if necessary. # output 0 is at version+#inputs+input+sigstub+sequence+#outputs # 40 BTC serialized is 00286bee00000000 - pos0 = 2*(4+1+36+1+4+1) + pos0 = 2 * (4 + 1 + 36 + 1 + 4 + 1) hex40 = "00286bee00000000" - output_len = 16 + 2 + 2 * int("0x" + clone_raw[pos0 + 16 : pos0 + 16 + 2], 0) - if (rawtx1["vout"][0]["value"] == 40 and clone_raw[pos0 : pos0 + 16] != hex40 or - rawtx1["vout"][0]["value"] != 40 and clone_raw[pos0 : pos0 + 16] == hex40): - output0 = clone_raw[pos0 : pos0 + output_len] - output1 = clone_raw[pos0 + output_len : pos0 + 2 * output_len] + output_len = 16 + 2 + 2 * int("0x" + clone_raw[pos0 + 16:pos0 + 16 + 2], 0) + if (rawtx1["vout"][0]["value"] == 40 and clone_raw[pos0:pos0 + 16] != hex40 or rawtx1["vout"][0]["value"] != 40 and clone_raw[pos0:pos0 + 16] == hex40): + output0 = clone_raw[pos0:pos0 + output_len] + output1 = clone_raw[pos0 + output_len:pos0 + 2 * output_len] clone_raw = clone_raw[:pos0] + output1 + output0 + clone_raw[pos0 + 2 * output_len:] # Use a different signature hash type to sign. This creates an equivalent but malleated clone. @@ -91,27 +94,22 @@ class TxnMallTest(BitcoinTestFramework): # Node0's balance should be starting balance, plus 50BTC for another # matured block, minus tx1 and tx2 amounts, and minus transaction fees: - expected = starting_balance + fund_foo_tx["fee"] + fund_bar_tx["fee"] - if self.options.mine_block: expected += 50 + expected = starting_balance + node0_tx1["fee"] + node0_tx2["fee"] + if self.options.mine_block: + expected += 50 expected += tx1["amount"] + tx1["fee"] expected += tx2["amount"] + tx2["fee"] assert_equal(self.nodes[0].getbalance(), expected) - # foo and bar accounts should be debited: - assert_equal(self.nodes[0].getbalance("foo", 0), 1219 + tx1["amount"] + tx1["fee"]) - assert_equal(self.nodes[0].getbalance("bar", 0), 29 + tx2["amount"] + tx2["fee"]) - if self.options.mine_block: assert_equal(tx1["confirmations"], 1) assert_equal(tx2["confirmations"], 1) - # Node1's "from0" balance should be both transaction amounts: - assert_equal(self.nodes[1].getbalance("from0"), -(tx1["amount"] + tx2["amount"])) else: assert_equal(tx1["confirmations"], 0) assert_equal(tx2["confirmations"], 0) # Send clone and its parent to miner - self.nodes[2].sendrawtransaction(fund_foo_tx["hex"]) + self.nodes[2].sendrawtransaction(node0_tx1["hex"]) txid1_clone = self.nodes[2].sendrawtransaction(tx1_clone["hex"]) if self.options.segwit: assert_equal(txid1, txid1_clone) @@ -122,7 +120,7 @@ class TxnMallTest(BitcoinTestFramework): # Reconnect the split network, and sync chain: connect_nodes(self.nodes[1], 2) - self.nodes[2].sendrawtransaction(fund_bar_tx["hex"]) + self.nodes[2].sendrawtransaction(node0_tx2["hex"]) self.nodes[2].sendrawtransaction(tx2["hex"]) self.nodes[2].generate(1) # Mine another block to make sure we sync sync_blocks(self.nodes) @@ -131,7 +129,7 @@ class TxnMallTest(BitcoinTestFramework): tx1 = self.nodes[0].gettransaction(txid1) tx1_clone = self.nodes[0].gettransaction(txid1_clone) tx2 = self.nodes[0].gettransaction(txid2) - + # Verify expected confirmations assert_equal(tx1["confirmations"], -2) assert_equal(tx1_clone["confirmations"], 2) @@ -140,27 +138,9 @@ class TxnMallTest(BitcoinTestFramework): # Check node0's total balance; should be same as before the clone, + 100 BTC for 2 matured, # less possible orphaned matured subsidy expected += 100 - if (self.options.mine_block): + if (self.options.mine_block): expected -= 50 assert_equal(self.nodes[0].getbalance(), expected) - assert_equal(self.nodes[0].getbalance("*", 0), expected) - - # Check node0's individual account balances. - # "foo" should have been debited by the equivalent clone of tx1 - assert_equal(self.nodes[0].getbalance("foo"), 1219 + tx1["amount"] + tx1["fee"]) - # "bar" should have been debited by (possibly unconfirmed) tx2 - assert_equal(self.nodes[0].getbalance("bar", 0), 29 + tx2["amount"] + tx2["fee"]) - # "" should have starting balance, less funding txes, plus subsidies - assert_equal(self.nodes[0].getbalance("", 0), starting_balance - - 1219 - + fund_foo_tx["fee"] - - 29 - + fund_bar_tx["fee"] - + 100) - - # Node1's "from0" account balance - assert_equal(self.nodes[1].getbalance("from0", 0), -(tx1["amount"] + tx2["amount"])) if __name__ == '__main__': TxnMallTest().main() - |