cloudflare-dns's Introduction

cloudflare-dns-update

Usage

  cloudflare-dns (get|update|auto-update|show-ip) [-h] [-z ZONE_ID] [-n NAME] [-t TYPE] [-l TTL] [-v VALUE]
    get:         Get DNS record (type and name should be specified)
    update:      Update DNS A record
    auto-update: Update DNS A record using IP_SUPPLIER_SCRIPT
    show-ip:     Show IP address using IP_SUPPLIER_SCRIPT
          -z : Cloudflare zone ID
          -n : DNS record name (ex: example.com)
          -t : DNS record type (ex: A, CNAME, TXT, ...)
          -v : DNS record value
            -l : TTL to set (optional)
          -V : Verbode mode
          -h : display usage

Configuration file

You can configure some options in ${HOME}/.cloudflare-dns.conf /etc/cloudflare-dns.conf ./cloudflare-dns.conf. Here is example configuration.

CLOUDFLARE_API_TOKEN=XXXXXXXXXXXXXXXXXXXX
ZONE_ID=XXXXXXXXXXXXXXXXXXXX
IP_SUPPLIER_SCRIPT=\"/usr/local/bin/xxxx\"

If both files are specified, ./cloudflare-dns.conf will take precedence.

Example

Get all record set of specified zone. cloudflare-dns get -z ZONE_ID -V
Get Sepcified DNS record. cloudflare-dns get -z ZONE_ID -t A -n example.com
Update DNS A record. cloudflare-dns update -z ZONE_ID -t A -n example.com -v IP_ADDRESS
Auto-Update DNS A record. (IP address is auto-accuired using IP_SUPPLIER_SCRIPT specified in cloudflare-dns.conf) cloudflare-dns auto-update -z ZONE_ID -t A -n example.com

Installing systemd unit files

sudo cp systemd/cloudflare-dns.* /etc/systemd/system/
sudo systemctl daemon-reload
sudo systemctl enable cloudflare-dns.timer
sudo systemctl start cloudflare-dns.timer

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