47 lines
1.1 KiB
Text
47 lines
1.1 KiB
Text
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#!/usr/bin/env python3
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from datetime import datetime
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from ipaddress import ip_address
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from subprocess import run
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from sys import exit
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import netifaces
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now = int(datetime.timestamp(datetime.utcnow()))
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try:
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with open('/var/tmp/pppd-last-restart.status', 'r') as f:
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last_restart = int(f.read().strip())
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except:
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last_restart = 0
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if now-3600 < last_restart:
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print('Last restart is less than an hour ago, exiting ...')
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exit(0)
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ifaces = set()
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for i in netifaces.interfaces():
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if i.startswith('ppp'):
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ifaces.add(i)
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system_has_public_ip = False
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for iface in ifaces:
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for type in [netifaces.AF_INET, netifaces.AF_INET6]:
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for ip in netifaces.ifaddresses(iface)[type]:
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try:
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addr = ip_address(ip['addr'])
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if not addr.is_private and not addr.is_loopback:
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system_has_public_ip = True
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except:
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# Apparently not an ip
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pass
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if not system_has_public_ip:
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run(['systemctl', 'restart', 'pppoe'])
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with open('/var/tmp/pppd-last-restart.status', 'w') as f:
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f.write(now)
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print('pppoe.service has been restarted')
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