def start_networking_peer_in_background(
args: Any, coinstate: CoinState) -> NetworkingThread:
print("Starting networking peer in background")
port: Optional[int] = None if args.dont_listen else args.listening_port
thread = NetworkingThread(coinstate, port)
thread.start()
return thread
def test_ibd_integration(caplog):
# just testing the basics: if we set up 2 threads, one with a coinstate, and one without, will the chain propagate?
caplog.set_level(logging.INFO)
coinstate = _read_chain_from_disk(5)
thread_a = NetworkingThread(coinstate, 12412, FakeDiskInterface())
thread_a.start()
_try_to_connect('127.0.0.1', 12412)
thread_b = NetworkingThread(CoinState.zero(), 12413, FakeDiskInterface())
thread_b.local_peer.network_manager.disconnected_peers = load_peers_from_list(
[('127.0.0.1', 12412, "OUTGOING")])
thread_b.start()
try:
start_time = time()
while True:
if thread_b.local_peer.chain_manager.coinstate.head().height == 5:
break
if time() > start_time + 5:
print("\n".join(str(r) for r in caplog.records))
raise Exception("IBD failed")
sleep(0.01)
finally:
thread_a.stop()
thread_a.join()
thread_b.stop()
thread_b.join()
def start_networking_peer_in_background(args, coinstate):
print("Starting networking peer in background")
port = None if args.dont_listen else args.listening_port
thread = NetworkingThread(coinstate, port)
thread.local_peer.network_manager.disconnected_peers = load_peers()
thread.start()
return thread
def test_broadcast_message_closed_connection_handling(caplog, mocker):
caplog.set_level(logging.INFO)
coinstate = _read_chain_from_disk(5)
thread_a = NetworkingThread(coinstate, 12412, FakeDiskInterface())
thread_a.start()
_try_to_connect('127.0.0.1', 12412)
thread_b = NetworkingThread(coinstate, 12413, FakeDiskInterface())
thread_b.local_peer.network_manager.disconnected_peers = load_peers_from_list(
[('127.0.0.1', 12412, "OUTGOING")])
thread_b.start()
try:
# give both peers some time to find each other
start_time = time()
while True:
if (len(thread_a.local_peer.network_manager.get_active_peers()) > 0
and
len(thread_b.local_peer.network_manager.get_active_peers())
> 0):
break
if time() > start_time + 5:
print("\n".join(str(r) for r in caplog.records))
raise Exception("Peers can't connect")
sleep(0.01)
# do a hard disconnect (without going through local_peer.disconnect)
for remote_peer in thread_a.local_peer.network_manager.get_active_peers(
):
remote_peer.sock.close()
# broadcast a message
thread_a.local_peer.network_manager.broadcast_message(
InventoryMessage([]))
# the error should have been logged
assert len([
r for r in caplog.records
if 'ChainManager.broadcast_message' in str(r)
]) > 0
finally:
thread_a.stop()
thread_a.join()
thread_b.stop()
thread_b.join()
def test_broadcast_transaction(caplog, mocker):
# just testing the basics: is a broadcast transaction stored in the transaction pool on the other side?
# By turning off transaction-validation, we can use an invalid transaction in this test.
mocker.patch(
"skepticoin.networking.peer.validate_non_coinbase_transaction_by_itself"
)
mocker.patch(
"skepticoin.networking.peer.validate_non_coinbase_transaction_in_coinstate"
)
caplog.set_level(logging.INFO)
coinstate = _read_chain_from_disk(5)
thread_a = NetworkingThread(coinstate, 12412, FakeDiskInterface())
thread_a.start()
_try_to_connect('127.0.0.1', 12412)
thread_b = NetworkingThread(coinstate, 12413, FakeDiskInterface())
thread_b.local_peer.network_manager.disconnected_peers = load_peers_from_list(
[('127.0.0.1', 12412, "OUTGOING")])
thread_b.start()
previous_hash = coinstate.at_head.block_by_height[0].transactions[0].hash()
# Not actually a valid transaction (not signed)
transaction = Transaction(
inputs=[
Input(OutputReference(previous_hash, 0), SignableEquivalent())
],
outputs=[Output(10, SECP256k1PublicKey(b'x' * 64))],
)
try:
# give both peers some time to find each other
start_time = time()
while True:
if (len(thread_a.local_peer.network_manager.get_active_peers()) > 0
and
len(thread_b.local_peer.network_manager.get_active_peers())
> 0):
break
if time() > start_time + 5:
print("\n".join(str(r) for r in caplog.records))
raise Exception("Peers can't connect")
sleep(0.01)
# broadcast_transaction... the part that we're testing
thread_a.local_peer.network_manager.broadcast_transaction(transaction)
# wait until it's picked up on the other side
start_time = time()
while True:
if len(thread_b.local_peer.chain_manager.transaction_pool) > 0:
break
if time() > start_time + 5:
print("\n".join(str(r) for r in caplog.records))
raise Exception("Transaction broadcast failed")
sleep(0.01)
finally:
thread_a.stop()
thread_a.join()
thread_b.stop()
thread_b.join()