ethermine_webhook_slack.rb

require 'json'
require 'open-uri'
require 'slack-notifier'

url = ENV["ETHERMINE_API_URL"]
json = JSON.load(open url)

message = "Unpaid Balance: #{json['unpaid'] / 10.0 ** 18} ETH \n"
json['workers'].each do |worker, status|
  message << "#{worker}: #{status['hashrate']} \n"
end

notifier = Slack::Notifier.new(ENV["SLACK_WEBHOOK_URL"])
notifier.ping message.strip!