cf-updater

Daemon to monitor the apparent public IP address of a machine and update a given CloudFlare DNS record to match.

Runtime arguments

• -c / --config - path to the config file
• -d / --debug - enable debug logging / output
• -f / --foreground - run in the foreground instead of forking as a Daemon
• -h / --help - print help info and exit
• -v / --version - print the version number and exit

Configuration file options

[default]
pid_file - Location of the pid file
log_file - Location of the log file
polling_interval - How often to refresh records and update if needed
polling_method - Whether to use an external reference or the IP of a given interface for the DNS value. Valid options are 'external' or 'interface'
polling_address - Address to poll for an IP in external polling mode
polling_interface - Interface to pull IP info from in interface polling mode

[cloudflare]
hostname - The hostname to update in CloudFlare
username - Your CloudFlare email address
auth_token - Your CloudFlare API token

CloudFlare has more information on the API tokens here.

Too many 429 errors means you need to relax a little with your polling_interval.