59 lines
2.1 KiB
Python
59 lines
2.1 KiB
Python
from typing import Mapping
|
|
|
|
from libp2p.network.connection.raw_connection_interface import IRawConnection
|
|
from libp2p.network.typing import GenericProtocolHandlerFn
|
|
from libp2p.peer.id import ID
|
|
from libp2p.security.secure_conn_interface import ISecureConn
|
|
from libp2p.security.secure_transport_interface import ISecureTransport
|
|
from libp2p.security.security_multistream import SecurityMultistream
|
|
from libp2p.stream_muxer.abc import IMuxedConn
|
|
from libp2p.stream_muxer.muxer_multistream import MuxerClassType, MuxerMultistream
|
|
from libp2p.typing import TProtocol
|
|
|
|
from .listener_interface import IListener
|
|
from .transport_interface import ITransport
|
|
|
|
|
|
class TransportUpgrader:
|
|
security_multistream: SecurityMultistream
|
|
muxer_multistream: MuxerMultistream
|
|
|
|
def __init__(
|
|
self,
|
|
secure_transports_by_protocol: Mapping[TProtocol, ISecureTransport],
|
|
muxer_transports_by_protocol: Mapping[TProtocol, MuxerClassType],
|
|
):
|
|
self.security_multistream = SecurityMultistream(secure_transports_by_protocol)
|
|
self.muxer_multistream = MuxerMultistream(muxer_transports_by_protocol)
|
|
|
|
def upgrade_listener(self, transport: ITransport, listeners: IListener) -> None:
|
|
"""
|
|
Upgrade multiaddr listeners to libp2p-transport listeners
|
|
"""
|
|
# TODO: Figure out what to do with this function.
|
|
pass
|
|
|
|
async def upgrade_security(
|
|
self, raw_conn: IRawConnection, peer_id: ID, initiator: bool
|
|
) -> ISecureConn:
|
|
"""
|
|
Upgrade conn to a secured connection
|
|
"""
|
|
if initiator:
|
|
return await self.security_multistream.secure_outbound(raw_conn, peer_id)
|
|
|
|
return await self.security_multistream.secure_inbound(raw_conn)
|
|
|
|
async def upgrade_connection(
|
|
self,
|
|
conn: ISecureConn,
|
|
generic_protocol_handler: GenericProtocolHandlerFn,
|
|
peer_id: ID,
|
|
) -> IMuxedConn:
|
|
"""
|
|
Upgrade secured connection to a muxed connection
|
|
"""
|
|
return await self.muxer_multistream.new_conn(
|
|
conn, generic_protocol_handler, peer_id
|
|
)
|