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Use ipaddress lib to find private addresses

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tituspijean 2021-09-26 12:05:35 +02:00
parent a313a86b8b
commit 07c381cec4
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1 changed files with 3 additions and 6 deletions
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9
bin/yunomdns
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@ -10,6 +10,7 @@ from time import sleep
from typing import List, Dict from typing import List, Dict
import ifaddr import ifaddr
from ipaddress import ip_address
from zeroconf import Zeroconf, ServiceInfo, ServiceBrowser from zeroconf import Zeroconf, ServiceInfo, ServiceBrowser
@ -18,14 +19,10 @@ def get_network_local_interfaces() -> Dict[str, Dict[str, List[str]]]:
Returns interfaces with their associated local IPs Returns interfaces with their associated local IPs
""" """
def islocal(ip: str) -> bool:
local_prefixes = ["192.168.", "10.", "172.16.", "fc00:"]
return any(ip.startswith(prefix) for prefix in local_prefixes)
interfaces = { interfaces = {
adapter.name: { adapter.name: {
"ipv4": [ip.ip for ip in adapter.ips if ip.is_IPv4 and islocal(ip.ip)], "ipv4": [ip.ip for ip in adapter.ips if ip.is_IPv4 and ip_address(ip.ip).is_private],
"ipv6": [ip.ip[0] for ip in adapter.ips if ip.is_IPv6 and islocal(ip.ip[0])], "ipv6": [ip.ip[0] for ip in adapter.ips if ip.is_IPv6 and ip_address(ip.ip[0]).is_private],
} }
for adapter in ifaddr.get_adapters() for adapter in ifaddr.get_adapters()
if adapter.name != "lo" if adapter.name != "lo"