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Use methods available to verify link local address (#45309)

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Robert Svensson 2021-01-19 09:15:41 +01:00 committed by GitHub
parent 852136ccfe
commit 07c3981de7
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1 changed files with 3 additions and 2 deletions
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5
homeassistant/components/dhcp/__init__.py
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@ -2,6 +2,7 @@
from abc import abstractmethod from abc import abstractmethod
import fnmatch import fnmatch
from ipaddress import ip_address as make_ip_address
import logging import logging
import os import os
import threading import threading
@ -28,6 +29,7 @@ from homeassistant.core import Event, HomeAssistant, State, callback
from homeassistant.helpers.device_registry import format_mac from homeassistant.helpers.device_registry import format_mac
from homeassistant.helpers.event import async_track_state_added_domain from homeassistant.helpers.event import async_track_state_added_domain
from homeassistant.loader import async_get_dhcp from homeassistant.loader import async_get_dhcp
from homeassistant.util.network import is_link_local
from .const import DOMAIN from .const import DOMAIN
@ -37,7 +39,6 @@ MESSAGE_TYPE = "message-type"
HOSTNAME = "hostname" HOSTNAME = "hostname"
MAC_ADDRESS = "macaddress" MAC_ADDRESS = "macaddress"
IP_ADDRESS = "ip" IP_ADDRESS = "ip"
SELF_ASSIGNED_BLOCK = "169.254."
DHCP_REQUEST = 3 DHCP_REQUEST = 3
_LOGGER = logging.getLogger(__name__) _LOGGER = logging.getLogger(__name__)
@ -82,7 +83,7 @@ class WatcherBase:
def process_client(self, ip_address, hostname, mac_address): def process_client(self, ip_address, hostname, mac_address):
"""Process a client.""" """Process a client."""
if ip_address.startswith(SELF_ASSIGNED_BLOCK): if is_link_local(make_ip_address(ip_address)):
# Ignore self assigned addresses # Ignore self assigned addresses
return return