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test/functional/feature_dersig.py
| Show All 10 Lines | |||||
| from test_framework.messages import CTransaction, FromHex, msg_block, ToHex | from test_framework.messages import CTransaction, FromHex, msg_block, ToHex | ||||
| from test_framework.mininode import ( | from test_framework.mininode import ( | ||||
| mininode_lock, | mininode_lock, | ||||
| network_thread_start, | network_thread_start, | ||||
| P2PInterface, | P2PInterface, | ||||
| ) | ) | ||||
| from test_framework.script import CScript | from test_framework.script import CScript | ||||
| from test_framework.test_framework import BitcoinTestFramework | from test_framework.test_framework import BitcoinTestFramework | ||||
| from test_framework.util import assert_equal, wait_until | from test_framework.util import ( | ||||
| assert_equal, | |||||
| wait_until, | |||||
| ) | |||||
| DERSIG_HEIGHT = 1251 | DERSIG_HEIGHT = 1251 | ||||
| # Reject codes that we might receive in this test | # Reject codes that we might receive in this test | ||||
| REJECT_INVALID = 16 | REJECT_INVALID = 16 | ||||
| REJECT_OBSOLETE = 17 | REJECT_OBSOLETE = 17 | ||||
| REJECT_NONSTANDARD = 64 | REJECT_NONSTANDARD = 64 | ||||
| Show All 23 Lines | def create_transaction(node, coinbase, to_address, amount): | ||||
| rawtx = node.createrawtransaction(inputs, outputs) | rawtx = node.createrawtransaction(inputs, outputs) | ||||
| signresult = node.signrawtransactionwithwallet(rawtx) | signresult = node.signrawtransactionwithwallet(rawtx) | ||||
| return FromHex(CTransaction(), signresult['hex']) | return FromHex(CTransaction(), signresult['hex']) | ||||
| class BIP66Test(BitcoinTestFramework): | class BIP66Test(BitcoinTestFramework): | ||||
| def set_test_params(self): | def set_test_params(self): | ||||
| self.num_nodes = 1 | self.num_nodes = 1 | ||||
| self.extra_args = [['-whitelist=127.0.0.1']] | # Use only one script thread to get the exact reject reason for testing | ||||
| self.extra_args = [['-whitelist=127.0.0.1', '-par=1', '-enablebip61']] | |||||
| self.setup_clean_chain = True | self.setup_clean_chain = True | ||||
| def run_test(self): | def run_test(self): | ||||
| self.nodes[0].add_p2p_connection(P2PInterface()) | self.nodes[0].add_p2p_connection(P2PInterface()) | ||||
| network_thread_start() | network_thread_start() | ||||
| # wait_for_verack ensures that the P2P connection is fully up. | # wait_for_verack ensures that the P2P connection is fully up. | ||||
| self.nodes[0].p2p.wait_for_verack() | self.nodes[0].p2p.wait_for_verack() | ||||
| self.log.info("Mining {} blocks".format(DERSIG_HEIGHT - 1)) | self.log.info("Mining {} blocks".format(DERSIG_HEIGHT - 1)) | ||||
| self.coinbase_blocks = self.nodes[0].generate(DERSIG_HEIGHT - 1) | self.coinbase_blocks = self.nodes[0].generate(DERSIG_HEIGHT - 1) | ||||
| self.nodeaddress = self.nodes[0].getnewaddress() | self.nodeaddress = self.nodes[0].getnewaddress() | ||||
| self.log.info("Test that blocks must now be at least version 3") | self.log.info("Test that blocks must now be at least version 3") | ||||
| tip = self.nodes[0].getbestblockhash() | tip = self.nodes[0].getbestblockhash() | ||||
| block_time = self.nodes[0].getblockheader(tip)['mediantime'] + 1 | block_time = self.nodes[0].getblockheader(tip)['mediantime'] + 1 | ||||
| block = create_block( | block = create_block( | ||||
| int(tip, 16), create_coinbase(DERSIG_HEIGHT), block_time) | int(tip, 16), create_coinbase(DERSIG_HEIGHT), block_time) | ||||
| block.nVersion = 2 | block.nVersion = 2 | ||||
| block.rehash() | block.rehash() | ||||
| block.solve() | block.solve() | ||||
| with self.nodes[0].assert_debug_log(expected_msgs=['{}, bad-version(0x00000002)'.format(block.hash)]): | |||||
| self.nodes[0].p2p.send_and_ping(msg_block(block)) | self.nodes[0].p2p.send_and_ping(msg_block(block)) | ||||
| assert_equal(self.nodes[0].getbestblockhash(), tip) | assert_equal(self.nodes[0].getbestblockhash(), tip) | ||||
| self.nodes[0].p2p.sync_with_ping() | |||||
| wait_until(lambda: "reject" in self.nodes[0].p2p.last_message.keys(), | |||||
| lock=mininode_lock) | |||||
| with mininode_lock: | |||||
| assert_equal( | |||||
| self.nodes[0].p2p.last_message["reject"].code, REJECT_OBSOLETE) | |||||
| assert_equal( | |||||
| self.nodes[0].p2p.last_message["reject"].reason, b'bad-version(0x00000002)') | |||||
| assert_equal( | |||||
| self.nodes[0].p2p.last_message["reject"].data, block.sha256) | |||||
| del self.nodes[0].p2p.last_message["reject"] | |||||
| self.log.info( | self.log.info( | ||||
| "Test that transactions with non-DER signatures cannot appear in a block") | "Test that transactions with non-DER signatures cannot appear in a block") | ||||
| block.nVersion = 3 | block.nVersion = 3 | ||||
| spendtx = create_transaction(self.nodes[0], self.coinbase_blocks[1], | spendtx = create_transaction(self.nodes[0], self.coinbase_blocks[1], | ||||
| self.nodeaddress, 1.0) | self.nodeaddress, 1.0) | ||||
| unDERify(spendtx) | unDERify(spendtx) | ||||
| Show All 9 Lines | def run_test(self): | ||||
| ) | ) | ||||
| # Now we verify that a block with this transaction is also invalid. | # Now we verify that a block with this transaction is also invalid. | ||||
| block.vtx.append(spendtx) | block.vtx.append(spendtx) | ||||
| block.hashMerkleRoot = block.calc_merkle_root() | block.hashMerkleRoot = block.calc_merkle_root() | ||||
| block.rehash() | block.rehash() | ||||
| block.solve() | block.solve() | ||||
| with self.nodes[0].assert_debug_log(expected_msgs=['ConnectBlock {} failed (blk-bad-inputs'.format(block.hash)]): | |||||
| self.nodes[0].p2p.send_and_ping(msg_block(block)) | self.nodes[0].p2p.send_and_ping(msg_block(block)) | ||||
| assert_equal(self.nodes[0].getbestblockhash(), tip) | assert_equal(self.nodes[0].getbestblockhash(), tip) | ||||
| self.nodes[0].p2p.sync_with_ping() | |||||
| wait_until(lambda: "reject" in self.nodes[0].p2p.last_message.keys(), | wait_until(lambda: "reject" in self.nodes[0].p2p.last_message.keys(), | ||||
| lock=mininode_lock) | lock=mininode_lock) | ||||
| with mininode_lock: | with mininode_lock: | ||||
| # We can receive different reject messages depending on whether | |||||
| # bitcoind is running with multiple script check threads. If script | |||||
| # check threads are not in use, then transaction script validation | |||||
| # happens sequentially, and bitcoind produces more specific reject | |||||
| # reasons. | |||||
| assert self.nodes[0].p2p.last_message["reject"].code in [ | assert self.nodes[0].p2p.last_message["reject"].code in [ | ||||
| REJECT_INVALID, REJECT_NONSTANDARD] | REJECT_INVALID, REJECT_NONSTANDARD] | ||||
| assert_equal( | assert_equal( | ||||
| self.nodes[0].p2p.last_message["reject"].data, block.sha256) | self.nodes[0].p2p.last_message["reject"].data, block.sha256) | ||||
| if self.nodes[0].p2p.last_message["reject"].code == REJECT_INVALID: | assert b'blk-bad-inputs' in self.nodes[0].p2p.last_message["reject"].reason | ||||
| # Generic rejection when a block is invalid | |||||
| assert_equal( | |||||
| self.nodes[0].p2p.last_message["reject"].reason, b'blk-bad-inputs') | |||||
| else: | |||||
| assert b'Non-canonical DER signature' in self.nodes[0].p2p.last_message["reject"].reason | |||||
| self.log.info( | self.log.info( | ||||
| "Test that a version 3 block with a DERSIG-compliant transaction is accepted") | "Test that a version 3 block with a DERSIG-compliant transaction is accepted") | ||||
| block.vtx[1] = create_transaction(self.nodes[0], | block.vtx[1] = create_transaction(self.nodes[0], | ||||
| self.coinbase_blocks[1], self.nodeaddress, 1.0) | self.coinbase_blocks[1], self.nodeaddress, 1.0) | ||||
| block.hashMerkleRoot = block.calc_merkle_root() | block.hashMerkleRoot = block.calc_merkle_root() | ||||
| block.rehash() | block.rehash() | ||||
| block.solve() | block.solve() | ||||
| self.nodes[0].p2p.send_and_ping(msg_block(block)) | self.nodes[0].p2p.send_and_ping(msg_block(block)) | ||||
| assert_equal(int(self.nodes[0].getbestblockhash(), 16), block.sha256) | assert_equal(int(self.nodes[0].getbestblockhash(), 16), block.sha256) | ||||
| if __name__ == '__main__': | if __name__ == '__main__': | ||||
| BIP66Test().main() | BIP66Test().main() | ||||