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#
# This file is part of pysnmp software.
#
# Copyright (c) 2005-2020, Ilya Etingof <etingof@gmail.com>
# License: https://www.pysnmp.com/pysnmp/license.html
#
import socket
import warnings
from typing import Tuple
from pysnmp.carrier.asyncio.dgram.base import DgramAsyncioProtocol
from pysnmp.carrier.base import AbstractTransportAddress
DOMAIN_NAME: Tuple[int, ...]
SNMP_UDP6_DOMAIN: Tuple[int, ...]
DOMAIN_NAME = SNMP_UDP6_DOMAIN = (1, 3, 6, 1, 2, 1, 100, 1, 2)
class Udp6TransportAddress(tuple, AbstractTransportAddress):
"""IPv6 transport address."""
pass
class Udp6AsyncioTransport(DgramAsyncioProtocol):
"""UDP/IPv6 async socket transport."""
SOCK_FAMILY = socket.has_ipv6 and socket.AF_INET6 or 0
ADDRESS_TYPE = Udp6TransportAddress
def normalize_address(self, transportAddress):
"""Normalize IPv6 address."""
if "%" in transportAddress[0]: # strip zone ID
return self.ADDRESS_TYPE(
(
transportAddress[0].split("%")[0],
transportAddress[1],
0, # flowinfo
0,
)
) # scopeid
return self.ADDRESS_TYPE((transportAddress[0], transportAddress[1], 0, 0))
Udp6Transport = Udp6AsyncioTransport
# Old to new attribute mapping
deprecated_attributes = {
"domainName": "DOMAIN_NAME",
"snmpUDP6Domain": "SNMP_UDP6_DOMAIN",
}
def __getattr__(attr: str):
if new_attr := deprecated_attributes.get(attr):
warnings.warn(
f"{attr} is deprecated. Please use {new_attr} instead.",
DeprecationWarning,
stacklevel=2,
)
return globals()[new_attr]
raise AttributeError(f"module '{__name__}' has no attribute '{attr}'")
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