Intro

Simply sync DNS record from k8s ingress resource annotion to cloudflare.com.

Usage

Deploy the image to your cluster, and give it authorization to "get/list/watch" your ingress resources in the target namespaces.

image: ghcr.io/das6ng/k8s-cf-ns-sync:latest

deploy example: link

Configuration

env vars:

• LOG_LEVEL: running log level, should be DEBUG/INFO/WARN/ERROR

• MONITOR_NS: monitoring k8s namespaces

• CLOUDFLARE_API_TOKEN: cloudflare api_token

  The api token MUST have the following Permissions on your target zone:

  Zone    DNS    Read
  Zone    DNS    Edit
  

• CLOUDFLARE_ZONE_NAME: cloudflare managed DNS name

Ingress annotation

• "cf-ns-sync/name": DNS A record name

• "cf-ns-sync/value": DNS A record content

Example:

apiVersion: networking.k8s.io/v1
kind: Ingress
metadata:
  name: test-ingress
  annotations:
    "cf-ns-sync/name": test01.abc.com
    "cf-ns-sync/value": 191.168.1.99
spec:
  rules:
  # ...