alpine-overlay/kubezero/zdt-base/route53.py

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#!/usr/bin/env python3
import sys
import boto3
import json
import argparse
def update_dns(record_name, ips=[], ttl=180, action="UPSERT", record_type='A'):
route53 = boto3.client("route53")
zone_id = route53.list_hosted_zones_by_name(
DNSName=".".join(record_name.split(".")[1:])
)["HostedZones"][0]["Id"]
changeset = {
"Changes": [
{
"Action": action,
"ResourceRecordSet": {
"Name": record_name,
"Type": record_type,
"TTL": ttl,
"ResourceRecords": [],
},
}
]
}
for ip in ips:
changeset["Changes"][0]["ResourceRecordSet"]["ResourceRecords"].append(
{"Value": ip}
)
route53.change_resource_record_sets(HostedZoneId=zone_id, ChangeBatch=changeset)
parser = argparse.ArgumentParser(description='Update Route53 entries')
parser.add_argument('--fqdn', dest='fqdn', action='store', required=True,
help='FQDN for this record')
parser.add_argument('--record', action='append', required=True,
help='Value of a record')
parser.add_argument('--type', dest='record_type', action='store', default='A',
help='Record type')
parser.add_argument('--ttl', dest='ttl', action='store', default=180, type=int,
help='TTL of the entry')
parser.add_argument('--delete', dest='delete', action='store_true',
help='delete entry')
args = parser.parse_args()
action = "UPSERT"
if args.delete:
action = "DELETE"
update_dns(args.fqdn, args.record, action=action, ttl=args.ttl, record_type=args.record_type)