122 lines
3.6 KiB
Python
122 lines
3.6 KiB
Python
import asyncio
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from typing import Dict, Tuple
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import factory
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from libp2p import generate_new_rsa_identity, initialize_default_swarm
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from libp2p.crypto.keys import KeyPair
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from libp2p.host.basic_host import BasicHost
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from libp2p.host.host_interface import IHost
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from libp2p.network.stream.net_stream_interface import INetStream
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from libp2p.pubsub.floodsub import FloodSub
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from libp2p.pubsub.gossipsub import GossipSub
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from libp2p.pubsub.pubsub import Pubsub
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from libp2p.security.base_transport import BaseSecureTransport
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from libp2p.security.insecure.transport import PLAINTEXT_PROTOCOL_ID, InsecureTransport
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import libp2p.security.secio.transport as secio
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from libp2p.stream_muxer.mplex.mplex import Mplex
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from libp2p.typing import TProtocol
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from tests.configs import LISTEN_MADDR
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from tests.pubsub.configs import (
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FLOODSUB_PROTOCOL_ID,
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GOSSIPSUB_PARAMS,
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GOSSIPSUB_PROTOCOL_ID,
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)
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from tests.utils import connect
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def security_transport_factory(
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is_secure: bool, key_pair: KeyPair
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) -> Dict[TProtocol, BaseSecureTransport]:
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if not is_secure:
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return {PLAINTEXT_PROTOCOL_ID: InsecureTransport(key_pair)}
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else:
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return {secio.ID: secio.Transport(key_pair)}
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def swarm_factory(is_secure: bool):
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key_pair = generate_new_rsa_identity()
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sec_opt = security_transport_factory(is_secure, key_pair)
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return initialize_default_swarm(key_pair, sec_opt=sec_opt)
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class HostFactory(factory.Factory):
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class Meta:
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model = BasicHost
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class Params:
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is_secure = False
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network = factory.LazyAttribute(lambda o: swarm_factory(o.is_secure))
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@classmethod
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async def create_and_listen(cls) -> IHost:
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host = cls()
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await host.get_network().listen(LISTEN_MADDR)
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return host
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class FloodsubFactory(factory.Factory):
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class Meta:
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model = FloodSub
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protocols = (FLOODSUB_PROTOCOL_ID,)
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class GossipsubFactory(factory.Factory):
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class Meta:
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model = GossipSub
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protocols = (GOSSIPSUB_PROTOCOL_ID,)
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degree = GOSSIPSUB_PARAMS.degree
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degree_low = GOSSIPSUB_PARAMS.degree_low
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degree_high = GOSSIPSUB_PARAMS.degree_high
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time_to_live = GOSSIPSUB_PARAMS.time_to_live
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gossip_window = GOSSIPSUB_PARAMS.gossip_window
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gossip_history = GOSSIPSUB_PARAMS.gossip_history
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heartbeat_interval = GOSSIPSUB_PARAMS.heartbeat_interval
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class PubsubFactory(factory.Factory):
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class Meta:
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model = Pubsub
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host = factory.SubFactory(HostFactory)
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router = None
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my_id = factory.LazyAttribute(lambda obj: obj.host.get_id())
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cache_size = None
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async def host_pair_factory() -> Tuple[BasicHost, BasicHost]:
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hosts = await asyncio.gather(
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*[HostFactory.create_and_listen(), HostFactory.create_and_listen()]
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)
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await connect(hosts[0], hosts[1])
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return hosts[0], hosts[1]
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async def connection_pair_factory() -> Tuple[Mplex, BasicHost, Mplex, BasicHost]:
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host_0, host_1 = await host_pair_factory()
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mplex_conn_0 = host_0.get_network().connections[host_1.get_id()]
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mplex_conn_1 = host_1.get_network().connections[host_0.get_id()]
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return mplex_conn_0, host_0, mplex_conn_1, host_1
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async def net_stream_pair_factory() -> Tuple[
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INetStream, BasicHost, INetStream, BasicHost
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]:
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protocol_id = "/example/id/1"
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stream_1: INetStream
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# Just a proxy, we only care about the stream
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def handler(stream: INetStream) -> None:
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nonlocal stream_1
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stream_1 = stream
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host_0, host_1 = await host_pair_factory()
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host_1.set_stream_handler(protocol_id, handler)
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stream_0 = await host_0.new_stream(host_1.get_id(), [protocol_id])
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return stream_0, host_0, stream_1, host_1
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