mirror of
https://github.com/varun-r-mallya/py-libp2p.git
synced 2025-12-31 20:36:24 +00:00
Merge remote-tracking branch 'acul71/feat/804-add-thin-waist-address' into feat/804-add-thin-waist-address
This commit is contained in:
yashksaini-coder
@ -5,11 +5,12 @@ the stream passed into opened_stream is correct.
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Note: Listen event does not get hit because MyNotifee is passed
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into network after network has already started listening
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TODO: Add tests for closed_stream, listen_close when those
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features are implemented in swarm
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Note: ClosedStream events are processed asynchronously and may not be
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immediately available due to the rapid nature of operations
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"""
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import enum
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from unittest.mock import Mock
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import pytest
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from multiaddr import Multiaddr
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@ -29,11 +30,11 @@ from tests.utils.factories import (
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class Event(enum.Enum):
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OpenedStream = 0
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ClosedStream = 1 # Not implemented
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ClosedStream = 1
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Connected = 2
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Disconnected = 3
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Listen = 4
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ListenClose = 5 # Not implemented
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ListenClose = 5
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class MyNotifee(INotifee):
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@ -60,8 +61,11 @@ class MyNotifee(INotifee):
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self.events.append(Event.Listen)
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async def listen_close(self, network: INetwork, multiaddr: Multiaddr) -> None:
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# TODO: It is not implemented yet.
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pass
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if network is None:
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raise ValueError("network parameter cannot be None")
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if multiaddr is None:
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raise ValueError("multiaddr parameter cannot be None")
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self.events.append(Event.ListenClose)
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@pytest.mark.trio
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@ -123,3 +127,171 @@ async def test_notify(security_protocol):
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assert await wait_for_event(events_1_1, Event.OpenedStream, 1.0)
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assert await wait_for_event(events_1_1, Event.ClosedStream, 1.0)
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assert await wait_for_event(events_1_1, Event.Disconnected, 1.0)
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# Note: ListenClose events are triggered when swarm closes during cleanup
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# The test framework automatically closes listeners, triggering ListenClose
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# notifications
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async def wait_for_event(events_list, event, timeout=1.0):
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"""Helper to wait for a specific event to appear in the events list."""
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with trio.move_on_after(timeout):
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while event not in events_list:
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await trio.sleep(0.01)
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return True
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return False
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@pytest.mark.trio
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async def test_notify_with_closed_stream_and_listen_close():
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"""Test that closed_stream and listen_close events are properly triggered."""
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# Event lists for notifees
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events_0 = []
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events_1 = []
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# Create two swarms
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async with SwarmFactory.create_batch_and_listen(2) as swarms:
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# Register notifees
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notifee_0 = MyNotifee(events_0)
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notifee_1 = MyNotifee(events_1)
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swarms[0].register_notifee(notifee_0)
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swarms[1].register_notifee(notifee_1)
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# Connect swarms
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await connect_swarm(swarms[0], swarms[1])
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# Create and close a stream to trigger closed_stream event
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stream = await swarms[0].new_stream(swarms[1].get_peer_id())
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await stream.close()
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# Note: Events are processed asynchronously and may not be immediately available
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# due to the rapid nature of operations
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@pytest.mark.trio
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async def test_notify_edge_cases():
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"""Test edge cases for notify system."""
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events = []
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async with SwarmFactory.create_batch_and_listen(2) as swarms:
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notifee = MyNotifee(events)
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swarms[0].register_notifee(notifee)
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# Connect swarms first
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await connect_swarm(swarms[0], swarms[1])
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# Test 1: Multiple rapid stream operations
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streams = []
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for _ in range(5):
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stream = await swarms[0].new_stream(swarms[1].get_peer_id())
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streams.append(stream)
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# Close all streams rapidly
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for stream in streams:
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await stream.close()
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@pytest.mark.trio
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async def test_my_notifee_error_handling():
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"""Test error handling for invalid parameters in MyNotifee methods."""
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events = []
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notifee = MyNotifee(events)
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# Mock objects for testing
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mock_network = Mock(spec=INetwork)
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mock_stream = Mock(spec=INetStream)
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mock_multiaddr = Mock(spec=Multiaddr)
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# Test closed_stream with None parameters
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with pytest.raises(ValueError, match="network parameter cannot be None"):
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await notifee.closed_stream(None, mock_stream) # type: ignore
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with pytest.raises(ValueError, match="stream parameter cannot be None"):
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await notifee.closed_stream(mock_network, None) # type: ignore
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# Test listen_close with None parameters
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with pytest.raises(ValueError, match="network parameter cannot be None"):
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await notifee.listen_close(None, mock_multiaddr) # type: ignore
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with pytest.raises(ValueError, match="multiaddr parameter cannot be None"):
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await notifee.listen_close(mock_network, None) # type: ignore
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# Verify no events were recorded due to errors
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assert len(events) == 0
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@pytest.mark.trio
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async def test_rapid_stream_operations():
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"""Test rapid stream open/close operations."""
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events_0 = []
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events_1 = []
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async with SwarmFactory.create_batch_and_listen(2) as swarms:
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notifee_0 = MyNotifee(events_0)
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notifee_1 = MyNotifee(events_1)
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swarms[0].register_notifee(notifee_0)
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swarms[1].register_notifee(notifee_1)
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# Connect swarms
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await connect_swarm(swarms[0], swarms[1])
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# Rapidly create and close multiple streams
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streams = []
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for _ in range(3):
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stream = await swarms[0].new_stream(swarms[1].get_peer_id())
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streams.append(stream)
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# Close all streams immediately
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for stream in streams:
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await stream.close()
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# Verify OpenedStream events are recorded
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assert events_0.count(Event.OpenedStream) == 3
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assert events_1.count(Event.OpenedStream) == 3
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# Close peer to trigger disconnection events
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await swarms[0].close_peer(swarms[1].get_peer_id())
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@pytest.mark.trio
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async def test_concurrent_stream_operations():
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"""Test concurrent stream operations using trio nursery."""
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events_0 = []
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events_1 = []
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async with SwarmFactory.create_batch_and_listen(2) as swarms:
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notifee_0 = MyNotifee(events_0)
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notifee_1 = MyNotifee(events_1)
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swarms[0].register_notifee(notifee_0)
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swarms[1].register_notifee(notifee_1)
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# Connect swarms
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await connect_swarm(swarms[0], swarms[1])
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async def create_and_close_stream():
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"""Create and immediately close a stream."""
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stream = await swarms[0].new_stream(swarms[1].get_peer_id())
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await stream.close()
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# Run multiple stream operations concurrently
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async with trio.open_nursery() as nursery:
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for _ in range(4):
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nursery.start_soon(create_and_close_stream)
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# Verify some OpenedStream events are recorded
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# (concurrent operations may not all succeed)
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opened_count_0 = events_0.count(Event.OpenedStream)
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opened_count_1 = events_1.count(Event.OpenedStream)
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assert opened_count_0 > 0, (
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f"Expected some OpenedStream events, got {opened_count_0}"
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)
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assert opened_count_1 > 0, (
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f"Expected some OpenedStream events, got {opened_count_1}"
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)
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# Close peer to trigger disconnection events
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await swarms[0].close_peer(swarms[1].get_peer_id())
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@ -1,65 +1,108 @@
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import contextlib
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import sys
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import os
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from pathlib import Path
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import subprocess
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import sys
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import time
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import pytest
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import trio
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from multiaddr import Multiaddr
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from multiaddr.protocols import P_IP4, P_IP6, P_P2P, P_TCP
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# pytestmark = pytest.mark.timeout(20) # Temporarily disabled for debugging
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# This test is intentionally lightweight and can be marked as 'integration'.
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# It ensures the echo example runs and prints the new Thin Waist lines using Trio primitives.
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EXAMPLES_DIR = Path(__file__).parent.parent.parent / "examples" / "echo"
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current_file = Path(__file__)
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project_root = current_file.parent.parent.parent
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EXAMPLES_DIR: Path = project_root / "examples" / "echo"
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@pytest.mark.trio
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async def test_echo_example_starts_and_prints_thin_waist() -> None:
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cmd = [sys.executable, str(EXAMPLES_DIR / "echo.py"), "-p", "0"]
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def test_echo_example_starts_and_prints_thin_waist(monkeypatch, tmp_path):
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"""Run echo server and validate printed multiaddr and peer id."""
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# Run echo example as server
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cmd = [sys.executable, "-u", str(EXAMPLES_DIR / "echo.py"), "-p", "0"]
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env = {**os.environ, "PYTHONUNBUFFERED": "1"}
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proc: subprocess.Popen[str] = subprocess.Popen(
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cmd,
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stdout=subprocess.PIPE,
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stderr=subprocess.STDOUT,
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text=True,
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env=env,
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)
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found_selected = False
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found_interfaces = False
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if proc.stdout is None:
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proc.terminate()
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raise RuntimeError("Process stdout is None")
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out_stream = proc.stdout
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# Use a cancellation scope as timeout (similar to previous 10s loop)
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with trio.move_on_after(10) as cancel_scope:
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# Start process streaming stdout
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proc = await trio.open_process(
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cmd,
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stdout=trio.SUBPROCESS_PIPE,
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stderr=trio.STDOUT,
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peer_id: str | None = None
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printed_multiaddr: str | None = None
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saw_waiting = False
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start = time.time()
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timeout_s = 8.0
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try:
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while time.time() - start < timeout_s:
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line = out_stream.readline()
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if not line:
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time.sleep(0.05)
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continue
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s = line.strip()
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if s.startswith("I am "):
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peer_id = s.partition("I am ")[2]
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if s.startswith("echo-demo -d "):
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printed_multiaddr = s.partition("echo-demo -d ")[2]
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if "Waiting for incoming connections..." in s:
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saw_waiting = True
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break
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finally:
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with contextlib.suppress(ProcessLookupError):
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proc.terminate()
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with contextlib.suppress(ProcessLookupError):
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proc.kill()
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assert peer_id, "Did not capture peer ID line"
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assert printed_multiaddr, "Did not capture multiaddr line"
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assert saw_waiting, "Did not capture waiting-for-connections line"
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# Validate multiaddr structure using py-multiaddr protocol methods
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ma = Multiaddr(printed_multiaddr) # should parse without error
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# Check that the multiaddr contains the p2p protocol
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try:
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peer_id_from_multiaddr = ma.value_for_protocol("p2p")
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assert peer_id_from_multiaddr is not None, (
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"Multiaddr missing p2p protocol value"
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)
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assert peer_id_from_multiaddr == peer_id, (
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f"Peer ID mismatch: {peer_id_from_multiaddr} != {peer_id}"
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)
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except Exception as e:
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raise AssertionError(f"Failed to extract p2p protocol value: {e}")
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assert proc.stdout is not None # for type checkers
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buffer = b""
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# Validate the multiaddr structure by checking protocols
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protocols = ma.protocols()
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try:
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while not (found_selected and found_interfaces):
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# Read some bytes (non-blocking with timeout scope)
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data = await proc.stdout.receive_some(1024)
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if not data:
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# Process might still be starting; yield control
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await trio.sleep(0.05)
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continue
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buffer += data
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# Process complete lines
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*lines, buffer = buffer.split(b"\n") if b"\n" in buffer else ([], buffer)
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for raw in lines:
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line = raw.decode(errors="ignore")
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if "Selected binding address:" in line:
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found_selected = True
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if "Available candidate interfaces:" in line:
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found_interfaces = True
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if "Waiting for incoming connections..." in line:
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# We have reached steady state; can stop reading further
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if found_selected and found_interfaces:
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break
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finally:
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# Terminate the long-running echo example
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with contextlib.suppress(Exception):
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proc.terminate()
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with contextlib.suppress(Exception):
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await trio.move_on_after(2)(proc.wait) # best-effort wait
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if cancel_scope.cancelled_caught:
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# Timeout occurred
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pass
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# Should have at least IP, TCP, and P2P protocols
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assert any(p.code == P_IP4 or p.code == P_IP6 for p in protocols), (
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"Missing IP protocol"
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)
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assert any(p.code == P_TCP for p in protocols), "Missing TCP protocol"
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assert any(p.code == P_P2P for p in protocols), "Missing P2P protocol"
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assert found_selected, "Did not capture Thin Waist binding log line"
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assert found_interfaces, "Did not capture Thin Waist interfaces log line"
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# Extract the p2p part and validate it matches the captured peer ID
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p2p_part = Multiaddr(f"/p2p/{peer_id}")
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try:
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# Decapsulate the p2p part to get the transport address
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transport_addr = ma.decapsulate(p2p_part)
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# Verify the decapsulated address doesn't contain p2p
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transport_protocols = transport_addr.protocols()
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assert not any(p.code == P_P2P for p in transport_protocols), (
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"Decapsulation failed - still contains p2p"
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)
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# Verify the original multiaddr can be reconstructed
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reconstructed = transport_addr.encapsulate(p2p_part)
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assert str(reconstructed) == str(ma), "Reconstruction failed"
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except Exception as e:
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raise AssertionError(f"Multiaddr decapsulation failed: {e}")
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@ -4,9 +4,9 @@ import pytest
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from multiaddr import Multiaddr
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from libp2p.utils.address_validation import (
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expand_wildcard_address,
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get_available_interfaces,
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get_optimal_binding_address,
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expand_wildcard_address,
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)
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@ -53,4 +53,4 @@ def test_expand_wildcard_address_ipv6() -> None:
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expanded = expand_wildcard_address(wildcard)
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assert len(expanded) > 0
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for e in expanded:
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assert "/ip6/" in str(e)
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assert "/ip6/" in str(e)
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Reference in New Issue
Block a user