gistfile1.txt

#!/usr/bin/env ruby

## configure these
gh_pass = '*github_api_token*'
gh_user = '*github_username*'

ssh_key = ARGV.shift

require "rubygems"
require "yaml"
require 'net/http'

servername = `hostname`.chomp

gh_user += '/token'

Net::HTTP.start('github.com') do |gh|
  req = Net::HTTP::Get.new '/api/v2/yaml/user/keys'
  req.basic_auth gh_user, gh_pass
  response = gh.request(req)
  keys = YAML.load( response.body )['public_keys']
  response.error! unless response.is_a? Net::HTTPSuccess

  keys.select { |k| k['title'] == servername }.each do |k|
    exit if k['key'] == ssh_key
    req = Net::HTTP::Post.new '/api/v2/yaml/user/key/remove'
    req.basic_auth gh_user, gh_pass
    req.set_form_data 'id' => k['id']
    response = gh.request(req)
    response.error! unless response.is_a? Net::HTTPSuccess
  end

  req = Net::HTTP::Post.new '/api/v2/yaml/user/key/add'
  req.basic_auth gh_user, gh_pass
  req.set_form_data 'title' => servername, 'key' => ssh_key
  response = gh.request(req)
  response.error! unless response.is_a? Net::HTTPSuccess
end