py-libp2p/tests/security/test_security_multistream.py

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import asyncio
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import pytest
from libp2p import new_node
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from libp2p.crypto.rsa import create_new_key_pair
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from libp2p.security.insecure.transport import InsecureSession, InsecureTransport
from tests.configs import LISTEN_MADDR
from tests.utils import connect
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# TODO: Add tests for multiple streams being opened on different
# protocols through the same connection
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def peer_id_for_node(node):
return node.get_id()
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initiator_key_pair = create_new_key_pair()
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noninitiator_key_pair = create_new_key_pair()
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async def perform_simple_test(
assertion_func, transports_for_initiator, transports_for_noninitiator
):
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# Create libp2p nodes and connect them, then secure the connection, then check
# the proper security was chosen
# TODO: implement -- note we need to introduce the notion of communicating over a raw connection
# for testing, we do NOT want to communicate over a stream so we can't just create two nodes
# and use their conn because our mplex will internally relay messages to a stream
node1 = await new_node(
key_pair=initiator_key_pair, sec_opt=transports_for_initiator
)
node2 = await new_node(
key_pair=noninitiator_key_pair, sec_opt=transports_for_noninitiator
)
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await node1.get_network().listen(LISTEN_MADDR)
await node2.get_network().listen(LISTEN_MADDR)
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await connect(node1, node2)
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# Wait a very short period to allow conns to be stored (since the functions
# storing the conns are async, they may happen at slightly different times
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# on each node)
await asyncio.sleep(0.1)
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# Get conns
node1_conn = node1.get_network().connections[peer_id_for_node(node2)]
node2_conn = node2.get_network().connections[peer_id_for_node(node1)]
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# Perform assertion
assertion_func(node1_conn.secured_conn)
assertion_func(node2_conn.secured_conn)
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# Success, terminate pending tasks.
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@pytest.mark.asyncio
async def test_single_insecure_security_transport_succeeds():
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transports_for_initiator = {"foo": InsecureTransport(initiator_key_pair)}
transports_for_noninitiator = {"foo": InsecureTransport(noninitiator_key_pair)}
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def assertion_func(conn):
assert isinstance(conn, InsecureSession)
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await perform_simple_test(
assertion_func, transports_for_initiator, transports_for_noninitiator
)
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@pytest.mark.asyncio
async def test_default_insecure_security():
transports_for_initiator = None
transports_for_noninitiator = None
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conn1 = None
conn2 = None
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def assertion_func(conn):
nonlocal conn1
nonlocal conn2
if not conn1:
conn1 = conn
elif not conn2:
conn2 = conn
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else:
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assert conn1 == conn2
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await perform_simple_test(
assertion_func, transports_for_initiator, transports_for_noninitiator
)