135 lines
4.2 KiB
Python
135 lines
4.2 KiB
Python
import anyio
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from async_exit_stack import AsyncExitStack
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from p2pclient.datastructures import StreamInfo
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from p2pclient.utils import get_unused_tcp_port
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import pytest
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import trio
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from libp2p.io.abc import ReadWriteCloser
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from libp2p.tools.factories import HostFactory, PubsubFactory
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from libp2p.tools.interop.daemon import make_p2pd
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from libp2p.tools.interop.utils import connect
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@pytest.fixture
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def is_host_secure():
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return False
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@pytest.fixture
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def num_p2pds():
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return 1
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@pytest.fixture
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def is_gossipsub():
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return True
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@pytest.fixture
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def is_pubsub_signing():
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return True
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@pytest.fixture
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def is_pubsub_signing_strict():
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return True
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@pytest.fixture
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async def p2pds(
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num_p2pds, is_host_secure, is_gossipsub, is_pubsub_signing, is_pubsub_signing_strict
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):
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async with AsyncExitStack() as stack:
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p2pds = [
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await stack.enter_async_context(
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make_p2pd(
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get_unused_tcp_port(),
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get_unused_tcp_port(),
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is_host_secure,
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is_gossipsub=is_gossipsub,
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is_pubsub_signing=is_pubsub_signing,
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is_pubsub_signing_strict=is_pubsub_signing_strict,
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)
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)
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for _ in range(num_p2pds)
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]
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try:
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yield p2pds
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finally:
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for p2pd in p2pds:
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await p2pd.close()
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@pytest.fixture
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async def pubsubs(num_hosts, is_host_secure, is_gossipsub, is_pubsub_signing_strict):
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if is_gossipsub:
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yield PubsubFactory.create_batch_with_gossipsub(
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num_hosts, is_secure=is_host_secure, strict_signing=is_pubsub_signing_strict
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)
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else:
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yield PubsubFactory.create_batch_with_floodsub(
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num_hosts, is_host_secure, strict_signing=is_pubsub_signing_strict
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)
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class DaemonStream(ReadWriteCloser):
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stream_info: StreamInfo
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stream: anyio.abc.SocketStream
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def __init__(self, stream_info: StreamInfo, stream: anyio.abc.SocketStream) -> None:
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self.stream_info = stream_info
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self.stream = stream
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async def close(self) -> None:
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await self.stream.close()
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async def read(self, n: int = None) -> bytes:
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return await self.stream.receive_some(n)
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async def write(self, data: bytes) -> None:
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return await self.stream.send_all(data)
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@pytest.fixture
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async def is_to_fail_daemon_stream():
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return False
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@pytest.fixture
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async def py_to_daemon_stream_pair(p2pds, is_host_secure, is_to_fail_daemon_stream):
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async with HostFactory.create_batch_and_listen(is_host_secure, 1) as hosts:
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assert len(p2pds) >= 1
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host = hosts[0]
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p2pd = p2pds[0]
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protocol_id = "/protocol/id/123"
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stream_py = None
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stream_daemon = None
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event_stream_handled = trio.Event()
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await connect(host, p2pd)
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async def daemon_stream_handler(stream_info, stream):
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nonlocal stream_daemon
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stream_daemon = DaemonStream(stream_info, stream)
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event_stream_handled.set()
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await trio.hazmat.checkpoint()
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await p2pd.control.stream_handler(protocol_id, daemon_stream_handler)
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# Sleep for a while to wait for the handler being registered.
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await trio.sleep(0.01)
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if is_to_fail_daemon_stream:
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# FIXME: This is a workaround to make daemon reset the stream.
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# We intentionally close the listener on the python side, it makes the connection from
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# daemon to us fail, and therefore the daemon resets the opened stream on their side.
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# Reference: https://github.com/libp2p/go-libp2p-daemon/blob/b95e77dbfcd186ccf817f51e95f73f9fd5982600/stream.go#L47-L50 # noqa: E501
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# We need it because we want to test against `stream_py` after the remote side(daemon)
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# is reset. This should be removed after the API `stream.reset` is exposed in daemon
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# some day.
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await p2pds[0].control.control.close()
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stream_py = await host.new_stream(p2pd.peer_id, [protocol_id])
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if not is_to_fail_daemon_stream:
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await event_stream_handled.wait()
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# NOTE: If `is_to_fail_daemon_stream == True`, then `stream_daemon == None`.
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yield stream_py, stream_daemon
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