CloudFlare Dynamic DNS updater for DD-WRT
Pre-req:
Need the recordId from the CloudFlare API (zone ID comes from the gui):
curl -s -X GET "https://api.cloudflare.com/client/v4/zones/ZONEID/dns_records?type=A&name=FQDN"
-H "Authorization: Bearer API_TOKEN"
-H "Content-Type: application/json"
Cron job:
*/5 * * * * root /tmp/.rc_custom update-cf