Files
py-libp2p/libp2p/security/noise/transport.py
2025-08-09 23:25:23 +00:00

66 lines
1.6 KiB
Python

from libp2p.abc import (
IRawConnection,
ISecureConn,
ISecureTransport,
)
from libp2p.crypto.keys import (
KeyPair,
PrivateKey,
)
from libp2p.custom_types import (
TProtocol,
)
from libp2p.peer.id import (
ID,
)
from .patterns import (
IPattern,
PatternXX,
)
PROTOCOL_ID = TProtocol("/noise")
class Transport(ISecureTransport):
libp2p_privkey: PrivateKey
noise_privkey: PrivateKey
local_peer: ID
early_data: bytes | None
with_noise_pipes: bool
def __init__(
self,
libp2p_keypair: KeyPair,
noise_privkey: PrivateKey,
early_data: bytes | None = None,
with_noise_pipes: bool = False,
) -> None:
self.libp2p_privkey = libp2p_keypair.private_key
self.noise_privkey = noise_privkey
self.local_peer = ID.from_pubkey(libp2p_keypair.public_key)
self.early_data = early_data
self.with_noise_pipes = with_noise_pipes
if self.with_noise_pipes:
raise NotImplementedError
def get_pattern(self) -> IPattern:
if self.with_noise_pipes:
raise NotImplementedError
else:
return PatternXX(
self.local_peer,
self.libp2p_privkey,
self.noise_privkey,
self.early_data,
)
async def secure_inbound(self, conn: IRawConnection) -> ISecureConn:
pattern = self.get_pattern()
return await pattern.handshake_inbound(conn)
async def secure_outbound(self, conn: IRawConnection, peer_id: ID) -> ISecureConn:
pattern = self.get_pattern()
return await pattern.handshake_outbound(conn, peer_id)