Fabio/IONOS-DynDNS
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Closes #1 and fixes #2 & #3

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This commit is contained in:
Lázaro Blanc 2021-05-15 16:35:23 +02:00
parent 77b96e3870
commit 6c090ab928
1 changed files with 27 additions and 17 deletions
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44
ionos_dyndns.py
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@ -10,6 +10,9 @@ import requests # Talk to the API
import json # Work with the API responses import json # Work with the API responses
from argparse import ArgumentParser, RawDescriptionHelpFormatter # Commandline argument parsing from argparse import ArgumentParser, RawDescriptionHelpFormatter # Commandline argument parsing
import sys
import logging
logging.basicConfig(stream=sys.stdout, format="%(asctime)s %(message)s", datefmt="%B %d %H:%M:%S", level=logging.INFO)
def parse_cmdline_args(): def parse_cmdline_args():
argparser = ArgumentParser( argparser = ArgumentParser(
@ -71,7 +74,7 @@ def parse_cmdline_args():
# Map args to global variables # Map args to global variables
args = parse_cmdline_args() args = parse_cmdline_args()
fqdn = args.fqdn fqdn = args.fqdn.lower()
api_url = "https://api.hosting.ionos.com/dns/v1/zones" api_url = "https://api.hosting.ionos.com/dns/v1/zones"
api_key_publicprefix = args.api_prefix api_key_publicprefix = args.api_prefix
api_key_secret = args.api_secret api_key_secret = args.api_secret
@ -90,35 +93,39 @@ def main():
records_to_create = [] records_to_create = []
records_to_update = [] records_to_update = []
# Code duplication, could use some refactoring but I don't have time for this atm # Code duplication. Could use some refactoring but I don't have time for this atm
if args.A: if args.A:
ipv4_address = get_ipv4_address() ipv4_address = get_ipv4_address()
print("Public IPv4: " + ipv4_address) logging.info("Public IPv4: " + ipv4_address)
if filter_records_by_type(all_records, "A"): if filter_records_by_type(all_records, "A"):
if filter_records_by_type(all_records, "A")[0]["content"] == ipv4_address: if filter_records_by_type(all_records, "A")[0]["content"] == ipv4_address:
print("A record is up-to-date") logging.info("A record is up-to-date")
else: else:
print("A record is outdated") logging.info("A record is outdated")
records_to_update.append( records_to_update.append(
new_record(fqdn, "A", ipv4_address, 60)) new_record(fqdn, "A", ipv4_address, 60))
else: else:
print("No A record found") logging.info("No A record found")
records_to_create.append(new_record(fqdn, "A", ipv4_address, 60)) records_to_create.append(new_record(fqdn, "A", ipv4_address, 60))
# Good god this is ugly. I hate myself for writing this. This really needs refactoring...
if args.AAAA: if args.AAAA:
ipv6_address = get_ipv6_address(interface) ipv6_address = get_ipv6_address(interface)
print("Public IPv6: " + ipv6_address) if ipv6_address != "":
if filter_records_by_type(all_records, "AAAA"): logging.info("Public IPv6: " + ipv6_address)
if filter_records_by_type(all_records, "AAAA")[0]["content"] == ipv6_address: if filter_records_by_type(all_records, "AAAA"):
print("AAAA record is up-to-date") if filter_records_by_type(all_records, "AAAA")[0]["content"] == ipv6_address:
logging.info("AAAA record is up-to-date")
else:
logging.info("AAAA record is outdated")
records_to_update.append(new_record(
fqdn, "AAAA", ipv6_address, 60))
else: else:
print("AAAA record is outdated") logging.info("No AAAA record found")
records_to_update.append(new_record( records_to_create.append(new_record(
fqdn, "AAAA", ipv6_address, 60)) fqdn, "AAAA", ipv6_address, 60))
else: else:
print("No AAAA record found") logging.info("Could not find a public IPv6 address on this system")
records_to_create.append(new_record(
fqdn, "AAAA", ipv6_address, 60))
if (len(records_to_create) > 0): if (len(records_to_create) > 0):
post_new_records(zone["id"], records_to_create) post_new_records(zone["id"], records_to_create)
@ -138,8 +145,11 @@ def get_ipv4_address():
def get_ipv6_address(interface_name): def get_ipv6_address(interface_name):
ip_output = subprocess.getoutput(f"ip -6 -o address show dev {interface_name} scope global | grep --invert temporary | grep --invert mngtmpaddr") ip_output = subprocess.getoutput(f"ip -6 -o address show dev {interface_name} scope global | grep --invert temporary | grep --invert mngtmpaddr")
ip_output_regex = r"(?:inet6)(?:\s+)(.+)(?:\/\d{1,3})" if ip_output != "":
return re.search(ip_output_regex, ip_output, re.IGNORECASE).group(1) ip_output_regex = r"(?:inet6)(?:\s+)(.+)(?:\/\d{1,3})"
return re.search(ip_output_regex, ip_output, re.IGNORECASE).group(1)
else:
return ""
def get_zone(domain): def get_zone(domain):