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"""Test peer manager."""
import asyncio
from datetime import UTC, datetime, timedelta
import os
import pytest
from snitun.exceptions import SniTunInvalidPeer
from snitun.multiplexer.core import Multiplexer
from snitun.server.peer import Peer
from snitun.server.peer_manager import PeerManager, PeerManagerEvent
from .const_fernet import FERNET_TOKENS, create_peer_config
async def test_simple_init_peer_manager() -> None:
"""Simple init a peer manager."""
manager = PeerManager(FERNET_TOKENS)
assert manager._fernet
assert not manager._peers
assert manager._throttling is None
async def test_init_new_peer() -> None:
"""Init a new peer."""
manager = PeerManager(FERNET_TOKENS)
valid = datetime.now(tz=UTC) + timedelta(days=1)
aes_key = os.urandom(32)
aes_iv = os.urandom(16)
hostname = "localhost"
fernet_token = create_peer_config(valid.timestamp(), hostname, aes_key, aes_iv)
peer = manager.create_peer(fernet_token)
assert peer.hostname == hostname
assert not peer.is_ready
assert not manager.get_peer(hostname)
assert not manager.peer_available(hostname)
assert hostname not in manager._peers
assert manager.connections == 0
manager.add_peer(peer)
assert manager.get_peer(hostname)
assert not manager.peer_available(hostname)
assert hostname in manager._peers
assert manager.connections == 1
async def test_init_new_peer_with_alias() -> None:
"""Init a new peer with custom domain."""
manager = PeerManager(FERNET_TOKENS)
valid = datetime.now(tz=UTC) + timedelta(days=1)
aes_key = os.urandom(32)
aes_iv = os.urandom(16)
hostname = "localhost"
alias = "localhost.custom"
fernet_token = create_peer_config(
valid.timestamp(),
hostname,
aes_key,
aes_iv,
alias=[alias],
)
peer = manager.create_peer(fernet_token)
assert peer.hostname == hostname
assert peer.alias == [alias]
assert not peer.is_ready
assert not manager.get_peer(hostname)
assert not manager.get_peer(alias)
assert not manager.peer_available(hostname)
assert not manager.peer_available(alias)
assert hostname not in manager._peers
assert alias not in manager._peers
assert manager.connections == 0
manager.add_peer(peer)
assert manager.get_peer(hostname)
assert manager.get_peer(alias)
assert not manager.peer_available(hostname)
assert not manager.peer_available(alias)
assert hostname in manager._peers
assert alias in manager._peers
assert manager.connections == 2
async def test_init_new_peer_not_valid_time() -> None:
"""Init a new peer."""
manager = PeerManager(FERNET_TOKENS)
valid = datetime.now(tz=UTC) - timedelta(days=1)
aes_key = os.urandom(32)
aes_iv = os.urandom(16)
hostname = "localhost"
fernet_token = create_peer_config(valid.timestamp(), hostname, aes_key, aes_iv)
with pytest.raises(SniTunInvalidPeer):
manager.create_peer(fernet_token)
async def test_init_new_peer_invalid_fernet() -> None:
"""Init a new peer."""
manager = PeerManager(FERNET_TOKENS)
with pytest.raises(SniTunInvalidPeer):
manager.create_peer(os.urandom(100))
async def test_init_new_peer_with_removing() -> None:
"""Init a new peer."""
manager = PeerManager(FERNET_TOKENS)
valid = datetime.now(tz=UTC) + timedelta(days=1)
aes_key = os.urandom(32)
aes_iv = os.urandom(16)
hostname = "localhost"
fernet_token = create_peer_config(valid.timestamp(), hostname, aes_key, aes_iv)
peer = manager.create_peer(fernet_token)
assert peer.hostname == hostname
assert not peer.is_ready
manager.add_peer(peer)
assert manager.get_peer(hostname)
assert not manager.peer_available(hostname)
assert hostname in manager._peers
assert manager.connections == 1
manager.remove_peer(peer)
assert manager.get_peer(hostname) is None
assert not manager.peer_available(hostname)
assert hostname not in manager._peers
async def test_init_new_peer_with_events() -> None:
"""Init a new peer and remove with events."""
events = []
def _events(ev_peer: Peer, type_event: PeerManagerEvent) -> None:
events.append((ev_peer, type_event))
manager = PeerManager(FERNET_TOKENS, event_callback=_events)
valid = datetime.now(tz=UTC) + timedelta(days=1)
aes_key = os.urandom(32)
aes_iv = os.urandom(16)
hostname = "localhost"
fernet_token = create_peer_config(valid.timestamp(), hostname, aes_key, aes_iv)
peer = manager.create_peer(fernet_token)
assert peer.hostname == hostname
assert not peer.is_ready
manager.add_peer(peer)
assert manager.get_peer(hostname)
assert not manager.peer_available(hostname)
assert hostname in manager._peers
assert manager.connections == 1
await asyncio.sleep(0.1)
assert events[-1][0] == peer
assert events[-1][1] == PeerManagerEvent.CONNECTED
manager.remove_peer(peer)
assert manager.get_peer(hostname) is None
assert not manager.peer_available(hostname)
assert hostname not in manager._peers
await asyncio.sleep(0.1)
assert events[-1][0] == peer
assert events[-1][1] == PeerManagerEvent.DISCONNECTED
async def test_init_new_peer_throttling() -> None:
"""Init a new peer."""
manager = PeerManager(FERNET_TOKENS, throttling=500)
valid = datetime.now(tz=UTC) + timedelta(days=1)
aes_key = os.urandom(32)
aes_iv = os.urandom(16)
hostname = "localhost"
fernet_token = create_peer_config(valid.timestamp(), hostname, aes_key, aes_iv)
peer = manager.create_peer(fernet_token)
assert peer.hostname == hostname
assert not peer.is_ready
assert peer._throttling == 500
manager.add_peer(peer)
assert manager.get_peer(hostname)
assert not manager.peer_available(hostname)
assert hostname in manager._peers
assert manager.connections == 1
async def test_init_dual_peer_with_removing() -> None:
"""Init a new peer."""
manager = PeerManager(FERNET_TOKENS)
valid = datetime.now(tz=UTC) + timedelta(days=1)
aes_key = os.urandom(32)
aes_iv = os.urandom(16)
hostname = "localhost"
fernet_token = create_peer_config(valid.timestamp(), hostname, aes_key, aes_iv)
peer1 = manager.create_peer(fernet_token)
peer2 = manager.create_peer(fernet_token)
assert peer1.hostname == hostname
assert peer2.hostname == hostname
assert not peer1.is_ready
assert not peer2.is_ready
manager.add_peer(peer1)
assert manager.get_peer(hostname) == peer1
assert not manager.peer_available(hostname)
assert hostname in manager._peers
assert manager.connections == 1
manager.add_peer(peer2)
assert manager.get_peer(hostname) == peer2
assert not manager.peer_available(hostname)
assert hostname in manager._peers
assert manager.connections == 1
manager.remove_peer(peer1)
assert manager.get_peer(hostname) == peer2
assert not manager.peer_available(hostname)
assert hostname in manager._peers
assert manager.connections == 1
manager.remove_peer(peer2)
assert manager.get_peer(hostname) is None
assert not manager.peer_available(hostname)
assert hostname not in manager._peers
async def test_init_dual_peer_with_multiplexer(multiplexer_client: Multiplexer) -> None:
"""Init a new peer."""
manager = PeerManager(FERNET_TOKENS)
valid = datetime.now(tz=UTC) + timedelta(days=1)
aes_key = os.urandom(32)
aes_iv = os.urandom(16)
hostname = "localhost"
fernet_token = create_peer_config(valid.timestamp(), hostname, aes_key, aes_iv)
peer1 = manager.create_peer(fernet_token)
peer2 = manager.create_peer(fernet_token)
assert peer1.hostname == hostname
assert peer2.hostname == hostname
assert not peer1.is_ready
assert not peer2.is_ready
peer1._multiplexer = multiplexer_client
assert peer1.is_ready
manager.add_peer(peer1)
assert manager.get_peer(hostname) == peer1
assert manager.peer_available(hostname)
assert hostname in manager._peers
assert manager.connections == 1
manager.add_peer(peer2)
assert manager.get_peer(hostname) == peer2
assert not manager.peer_available(hostname)
assert hostname in manager._peers
assert manager.connections == 1
manager.remove_peer(peer1)
assert manager.get_peer(hostname) == peer2
assert not manager.peer_available(hostname)
assert hostname in manager._peers
assert manager.connections == 1
await asyncio.sleep(0.1)
assert not multiplexer_client.is_connected
manager.remove_peer(peer2)
assert manager.get_peer(hostname) is None
assert not manager.peer_available(hostname)
assert hostname not in manager._peers
|
