cloudflare-ddns-update

This is a script to automatically update dns ipv4 record on CloudFlare every 3 second

How to get APItoken, zoneID and recordID

APItoken

Login in to CloudFlare account then go to MyProfile -> API Tokens create Edit zone DNS token

zoneID

Login in to CloudFlare account select website/domain to use
In the API session at right side Zone ID is there

recordID

copy curl command below

curl --request GET \
   --url https://api.cloudflare.com/client/v4/zones/{zone_id}/dns_records \
   --header 'Content-Type: application/json' \
   --header 'Authorization: Bearer {API_token}'

replace {zone_id} and {API_token} to your zoneID and APItoken
run it on terminal then find the record name to use and copy the record id

How to install

Linux

edit cloudflare-ddns-update.sh fill in the APItoken, zoneID and recordID
copy cloudflare-ddns-update.sh into /etc/
copy cloudflare-ddns.service into /etc/systemd/system/

install required tools

Debian based

sudo apt-get install python curl -y

RHEL based

sudo yum install python curl -y

set owner to root

sudo chown root:root /etc/cloudflare-ddns-update.sh
sudo chown root:root /etc/systemd/system/cloudflare-ddns.service

set permission

sudo chmod +x /etc/cloudflare-ddns-update.sh
sudo chmod +x /etc/systemd/system/cloudflare-ddns.service

reload daemon

sudo systemctl daemon-reload

set the service to auto start on startup

sudo systemctl enable cloudflare-ddns

start service now

sudo systemctl start cloudflare-ddns

Docker

edit cloudflare-ddns-update.sh fill in the APItoken, zoneID and recordID

set permission

sudo chmod +x install.sh

run install script

sudo ./install.sh

OpenWRT

edit cloudflare-ddns-update.sh fill in the APItoken, zoneID and recordID

set permission

chmod +x install.sh

run install script

./install.sh

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