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Add DDNS service to the Pi

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This commit is contained in:
Thomas Kleinendorst 2024-04-12 08:39:41 +02:00
parent 04c8038733
commit 04671f7d31
10 changed files with 96 additions and 12 deletions
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27
roles/cloudflare-ddns/files/cloudflare ddns/ip_helpers.py
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@ -1,27 +0,0 @@
import logging
import requests
import dns.resolver
def get_public_IP():
logging.info('Retrieving the public IP for this machine...')
response = requests.get('https://api.ipify.org?format=json')
if response.status_code != 200:
raise Exception('Something went wrong requesting the public ip, exiting...')
public_ip = response.json()['ip']
logging.info(f'The public IP address for this machine is: {public_ip}.')
return public_ip
def resolve_name(domain):
logging.info(f'Resolving {domain}...')
try:
result = dns.resolver.resolve(domain, 'A')
except dns.resolver.NXDOMAIN:
logging.error(f'No DNS record exists for {domain}, configure it first before using this ddns script. Exiting...')
exit(1)
resolved_address = result[0].address
logging.info(f'Resolved {domain} to: {resolved_address}.')
return resolved_address