K-FOSS / pfCarper

Script to automatically assign a DigitalOcean floating IP to droplets with a tag when the currently active droplet stops responding on the TCP port.

pfCarper

pfCarper is a script designed to be run to test and automatically allocate a DigitalOcean floating IP to the next Droplet that the TCP Port test succeed

Usage

Envirnonment Variables

Variable	Description	Default
DIGITAL_OCEAN_TOKEN	DigitalOcean API Token
DROPLET_TAG	Tag applied to the droplets you want to have the floating IP assigned to
FLOATING_IP	Floating IP Address to assign to droplets
INTERVAL	Optional seconds interval at which to tcp test the droplets	5
PORT	Port to do the TCP test agaisnt	443

I designed this script to run in a docker-compose.yml file on one of my DigitalOcean VPSes.

version: '3.7'

services:
  pfCarper:
    image: docker.pkg.github.com/k-foss/pfcarper/pfcarper
    environment:
      DIGITAL_OCEAN_TOKEN: 'INSERT_DIGITAL_OCEAN_TOKEN'
      FLOATING_IP: 'INSERT_FLOATING_IP'
      DROPLET_TAG: 'pfCarper-Core'
      # OPTIONAL
      # PORT: '80'
      # INTERVAL: '10'