isitup.rb

isitup.rb

require 'rubygems'
require 'net/http'
require 'uri'
require 'boxcar_api'
url = URI.parse('http://bjmdw.dyndns.org:88/up.txt')

def up?(url)
  begin
	    Net::HTTP.get_response(url).body == "yes"
      true
  rescue Errno::ECONNREFUSED
    false
    puts "Down"
  end
end

def notify
    provider = BoxcarAPI::Provider.new('c1dQjjKHm0pXIrGQmWEb', 'Oo7gJ18sYVVQOAMzoDahzAmYxo8dfqDJ31cUKdJQ')
    provider.subscribe "james@jamesrgifford.com"
    provider.notify("james@jamesrgifford.com", "Its down")
end

until up?(url)
  notify
  sleep 20
end