73 lines
2.1 KiB
Python
73 lines
2.1 KiB
Python
from abc import ABC, abstractmethod
|
|
from typing import Awaitable, Callable, Dict, Sequence, TYPE_CHECKING
|
|
|
|
from multiaddr import Multiaddr
|
|
|
|
from libp2p.peer.id import ID
|
|
from libp2p.peer.peerstore import PeerStore
|
|
from libp2p.stream_muxer.muxed_connection_interface import IMuxedConn
|
|
from libp2p.transport.listener_interface import IListener
|
|
|
|
from .stream.net_stream_interface import INetStream
|
|
|
|
if TYPE_CHECKING:
|
|
from .notifee_interface import INotifee
|
|
|
|
|
|
StreamHandlerFn = Callable[[INetStream], Awaitable[None]]
|
|
|
|
|
|
class INetwork(ABC):
|
|
|
|
peerstore: PeerStore
|
|
connections: Dict[ID, IMuxedConn]
|
|
listeners: Dict[str, IListener]
|
|
|
|
@abstractmethod
|
|
def get_peer_id(self) -> ID:
|
|
"""
|
|
:return: the peer id
|
|
"""
|
|
|
|
@abstractmethod
|
|
async def dial_peer(self, peer_id: ID) -> IMuxedConn:
|
|
"""
|
|
dial_peer try to create a connection to peer_id
|
|
|
|
:param peer_id: peer if we want to dial
|
|
:raises SwarmException: raised when no address if found for peer_id
|
|
:return: muxed connection
|
|
"""
|
|
|
|
@abstractmethod
|
|
def set_stream_handler(
|
|
self, protocol_id: str, stream_handler: StreamHandlerFn
|
|
) -> bool:
|
|
"""
|
|
:param protocol_id: protocol id used on stream
|
|
:param stream_handler: a stream handler instance
|
|
:return: true if successful
|
|
"""
|
|
|
|
@abstractmethod
|
|
async def new_stream(self, peer_id: ID, protocol_ids: Sequence[str]) -> INetStream:
|
|
"""
|
|
:param peer_id: peer_id of destination
|
|
:param protocol_ids: available protocol ids to use for stream
|
|
:return: net stream instance
|
|
"""
|
|
|
|
@abstractmethod
|
|
async def listen(self, multiaddrs: Sequence[Multiaddr]) -> bool:
|
|
"""
|
|
:param multiaddrs: one or many multiaddrs to start listening on
|
|
:return: True if at least one success
|
|
"""
|
|
|
|
@abstractmethod
|
|
def notify(self, notifee: "INotifee") -> bool:
|
|
"""
|
|
:param notifee: object implementing Notifee interface
|
|
:return: true if notifee registered successfully, false otherwise
|
|
"""
|