update_ip_to_route53.sh

#!/bin/bash

IP=$( /usr/bin/curl ipinfo.io/ip )

USAGE=$(cat <<-END
{
    "Comment": "Update record to reflect new IP address of this RPI",
    "Changes": [
        {
            "Action": "UPSERT",
            "ResourceRecordSet": {
                "Name": "domain.net.",
                "Type": "A",
                "TTL": 300,
                "ResourceRecords": [
                    {
                        "Value": "${IP}"
                    }
                ]
            }
        }
    ]
}
END
)
echo "$USAGE" > /root/scripts/update_ip_to_r53.json

/usr/local/bin/aws route53 \
	change-resource-record-sets \
	--hosted-zone-id Z1KXXXXXXXXX \
	--change-batch file:///root/scripts/update_ip_to_r53.json