get_token

#!/usr/bin/env ruby

require "rubygems"
require "yaml"
require "httparty"

class GetToken
  include HTTParty
  format :json

  def self.get_token(setting)
    api_endpoint, client_id, client_secret = get_workable_config(setting)
    token_endpoint = [api_endpoint, "token"].join("/")
    content = %Q{\{"client_id":"#{client_id}", "grant_type":"none"\}}
    options = {
      :body => content,
      :headers => {"Content-Type" => "application/json"},
      :basic_auth=>{:username => client_id, :password => client_secret}
    }
    response = post(token_endpoint, options)
    if response["access_token"]
      return response["access_token"]
    else
      puts "#{token_endpoint}, #{client_id}, #{client_secret}"
      raise response.inspect
    end
  end

  def self.get_workable_config(setting)
    fog_config_path = ENV['FOG_RC'] || File.expand_path("~/.fog")
    fog_config_file = File.open(fog_config_path)
    fog_config = YAML.load(fog_config_file)

    if fog_config.keys.include?(setting)
      api_endpoint = fog_config[setting][:brightbox_api_url] || "https://api.gb1.brightbox.com"
      client_id = fog_config[setting][:brightbox_client_id]
      client_secret = fog_config[setting][:brightbox_secret]
      return api_endpoint, client_id, client_secret
    else
      raise "#{setting} is not a configured environment in the .fog file"
    end
  end
end

if ARGV[0]
  setting = ARGV[0].to_sym
else
  setting = :default
end

puts GetToken.get_token(setting)