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-rwxr-xr-xtest/functional/feature_block.py22
-rwxr-xr-xtest/functional/p2p_invalid_tx.py109
-rwxr-xr-xtest/functional/test_framework/mininode.py11
3 files changed, 116 insertions, 26 deletions
diff --git a/test/functional/feature_block.py b/test/functional/feature_block.py
index 181c7f3369..5959a8a541 100755
--- a/test/functional/feature_block.py
+++ b/test/functional/feature_block.py
@@ -82,10 +82,7 @@ class FullBlockTest(BitcoinTestFramework):
def run_test(self):
node = self.nodes[0] # convenience reference to the node
- # reconnect_p2p() expects the network thread to be running
- network_thread_start()
-
- self.reconnect_p2p()
+ self.bootstrap_p2p() # Add one p2p connection to the node
self.block_heights = {}
self.coinbase_key = CECKey()
@@ -1296,18 +1293,23 @@ class FullBlockTest(BitcoinTestFramework):
self.blocks[block_number] = block
return block
- def reconnect_p2p(self):
+ def bootstrap_p2p(self):
"""Add a P2P connection to the node.
- The node gets disconnected several times in this test. This helper
- method reconnects the p2p and restarts the network thread."""
-
- network_thread_join()
- self.nodes[0].disconnect_p2ps()
+ Helper to connect and wait for version handshake."""
self.nodes[0].add_p2p_connection(P2PDataStore())
network_thread_start()
self.nodes[0].p2p.wait_for_verack()
+ def reconnect_p2p(self):
+ """Tear down and bootstrap the P2P connection to the node.
+
+ The node gets disconnected several times in this test. This helper
+ method reconnects the p2p and restarts the network thread."""
+ self.nodes[0].disconnect_p2ps()
+ network_thread_join()
+ self.bootstrap_p2p()
+
def sync_blocks(self, blocks, success=True, reject_code=None, reject_reason=None, request_block=True, reconnect=False, timeout=60):
"""Sends blocks to test node. Syncs and verifies that tip has advanced to most recent block.
diff --git a/test/functional/p2p_invalid_tx.py b/test/functional/p2p_invalid_tx.py
index 69ce529ad6..8a0961be1f 100755
--- a/test/functional/p2p_invalid_tx.py
+++ b/test/functional/p2p_invalid_tx.py
@@ -6,24 +6,48 @@
In this test we connect to one node over p2p, and test tx requests."""
from test_framework.blocktools import create_block, create_coinbase, create_transaction
-from test_framework.messages import COIN
-from test_framework.mininode import network_thread_start, P2PDataStore
+from test_framework.messages import (
+ COIN,
+ COutPoint,
+ CTransaction,
+ CTxIn,
+ CTxOut,
+)
+from test_framework.mininode import network_thread_start, P2PDataStore, network_thread_join
from test_framework.test_framework import BitcoinTestFramework
+from test_framework.util import (
+ assert_equal,
+ wait_until,
+)
-class InvalidTxRequestTest(BitcoinTestFramework):
+class InvalidTxRequestTest(BitcoinTestFramework):
def set_test_params(self):
self.num_nodes = 1
self.setup_clean_chain = True
- self.extra_args = [["-whitelist=127.0.0.1"]]
+
+ def bootstrap_p2p(self, *, num_connections=1):
+ """Add a P2P connection to the node.
+
+ Helper to connect and wait for version handshake."""
+ for _ in range(num_connections):
+ self.nodes[0].add_p2p_connection(P2PDataStore())
+ network_thread_start()
+ self.nodes[0].p2p.wait_for_verack()
+
+ def reconnect_p2p(self, **kwargs):
+ """Tear down and bootstrap the P2P connection to the node.
+
+ The node gets disconnected several times in this test. This helper
+ method reconnects the p2p and restarts the network thread."""
+ self.nodes[0].disconnect_p2ps()
+ network_thread_join()
+ self.bootstrap_p2p(**kwargs)
def run_test(self):
- # Add p2p connection to node0
node = self.nodes[0] # convenience reference to the node
- node.add_p2p_connection(P2PDataStore())
- network_thread_start()
- node.p2p.wait_for_verack()
+ self.bootstrap_p2p() # Add one p2p connection to the node
best_block = self.nodes[0].getbestblockhash()
tip = int(best_block, 16)
@@ -44,12 +68,73 @@ class InvalidTxRequestTest(BitcoinTestFramework):
# b'\x64' is OP_NOTIF
# Transaction will be rejected with code 16 (REJECT_INVALID)
+ # and we get disconnected immediately
+ self.log.info('Test a transaction that is rejected')
tx1 = create_transaction(block1.vtx[0], 0, b'\x64', 50 * COIN - 12000)
- node.p2p.send_txs_and_test([tx1], node, success=False, reject_code=16, reject_reason=b'mandatory-script-verify-flag-failed (Invalid OP_IF construction)')
+ node.p2p.send_txs_and_test([tx1], node, success=False, expect_disconnect=True)
+
+ # Make two p2p connections to provide the node with orphans
+ # * p2ps[0] will send valid orphan txs (one with low fee)
+ # * p2ps[1] will send an invalid orphan tx (and is later disconnected for that)
+ self.reconnect_p2p(num_connections=2)
+
+ self.log.info('Test orphan transaction handling ... ')
+ # Create a root transaction that we withold until all dependend transactions
+ # are sent out and in the orphan cache
+ tx_withhold = CTransaction()
+ tx_withhold.vin.append(CTxIn(outpoint=COutPoint(block1.vtx[0].sha256, 0)))
+ tx_withhold.vout.append(CTxOut(nValue=50 * COIN - 12000, scriptPubKey=b'\x51'))
+ tx_withhold.calc_sha256()
+
+ # Our first orphan tx with some outputs to create further orphan txs
+ tx_orphan_1 = CTransaction()
+ tx_orphan_1.vin.append(CTxIn(outpoint=COutPoint(tx_withhold.sha256, 0)))
+ tx_orphan_1.vout = [CTxOut(nValue=10 * COIN, scriptPubKey=b'\x51')] * 3
+ tx_orphan_1.calc_sha256()
+
+ # A valid transaction with low fee
+ tx_orphan_2_no_fee = CTransaction()
+ tx_orphan_2_no_fee.vin.append(CTxIn(outpoint=COutPoint(tx_orphan_1.sha256, 0)))
+ tx_orphan_2_no_fee.vout.append(CTxOut(nValue=10 * COIN, scriptPubKey=b'\x51'))
+
+ # A valid transaction with sufficient fee
+ tx_orphan_2_valid = CTransaction()
+ tx_orphan_2_valid.vin.append(CTxIn(outpoint=COutPoint(tx_orphan_1.sha256, 1)))
+ tx_orphan_2_valid.vout.append(CTxOut(nValue=10 * COIN - 12000, scriptPubKey=b'\x51'))
+ tx_orphan_2_valid.calc_sha256()
+
+ # An invalid transaction with negative fee
+ tx_orphan_2_invalid = CTransaction()
+ tx_orphan_2_invalid.vin.append(CTxIn(outpoint=COutPoint(tx_orphan_1.sha256, 2)))
+ tx_orphan_2_invalid.vout.append(CTxOut(nValue=11 * COIN, scriptPubKey=b'\x51'))
+
+ self.log.info('Send the orphans ... ')
+ # Send valid orphan txs from p2ps[0]
+ node.p2p.send_txs_and_test([tx_orphan_1, tx_orphan_2_no_fee, tx_orphan_2_valid], node, success=False)
+ # Send invalid tx from p2ps[1]
+ node.p2ps[1].send_txs_and_test([tx_orphan_2_invalid], node, success=False)
+
+ assert_equal(0, node.getmempoolinfo()['size']) # Mempool should be empty
+ assert_equal(2, len(node.getpeerinfo())) # p2ps[1] is still connected
+
+ self.log.info('Send the withhold tx ... ')
+ node.p2p.send_txs_and_test([tx_withhold], node, success=True)
+
+ # Transactions that should end up in the mempool
+ expected_mempool = {
+ t.hash
+ for t in [
+ tx_withhold, # The transaction that is the root for all orphans
+ tx_orphan_1, # The orphan transaction that splits the coins
+ tx_orphan_2_valid, # The valid transaction (with sufficient fee)
+ ]
+ }
+ # Transactions that do not end up in the mempool
+ # tx_orphan_no_fee, because it has too low fee (p2ps[0] is not disconnected for relaying that tx)
+ # tx_orphan_invaid, because it has negative fee (p2ps[1] is disconnected for relaying that tx)
- # Verify valid transaction
- tx1 = create_transaction(block1.vtx[0], 0, b'', 50 * COIN - 12000)
- node.p2p.send_txs_and_test([tx1], node, success=True)
+ wait_until(lambda: 1 == len(node.getpeerinfo()), timeout=12) # p2ps[1] is no longer connected
+ assert_equal(expected_mempool, set(node.getrawmempool()))
if __name__ == '__main__':
diff --git a/test/functional/test_framework/mininode.py b/test/functional/test_framework/mininode.py
index aba2841682..0fbb3ce2cd 100755
--- a/test/functional/test_framework/mininode.py
+++ b/test/functional/test_framework/mininode.py
@@ -554,13 +554,13 @@ class P2PDataStore(P2PInterface):
if reject_reason is not None:
wait_until(lambda: self.reject_reason_received == reject_reason, lock=mininode_lock)
- def send_txs_and_test(self, txs, rpc, success=True, reject_code=None, reject_reason=None):
+ def send_txs_and_test(self, txs, rpc, success=True, expect_disconnect=False, reject_code=None, reject_reason=None):
"""Send txs to test node and test whether they're accepted to the mempool.
- add all txs to our tx_store
- send tx messages for all txs
- - if success is True: assert that the tx is accepted to the mempool
- - if success is False: assert that the tx is not accepted to the mempool
+ - if success is True: assert that the txs are accepted to the mempool
+ - if expect_disconnect is True: Skip the sync with ping
- if reject_code and reject_reason are set: assert that the correct reject message is received."""
with mininode_lock:
@@ -573,7 +573,10 @@ class P2PDataStore(P2PInterface):
for tx in txs:
self.send_message(msg_tx(tx))
- self.sync_with_ping()
+ if expect_disconnect:
+ self.wait_for_disconnect()
+ else:
+ self.sync_with_ping()
raw_mempool = rpc.getrawmempool()
if success: