drivers.rb

   1
   2 DRIVERS = {
   3   :ec2 => { :name => "EC2" },
   4   :rackspace => { :name => "Rackspace" },
   5   :gogrid => { :name => "Gogrid" },
   6   :rhevm => { :name => "RHEVM" },
   7   :rimu => { :name => "Rimu", :class => "RimuHostingDriver"},
   8   :opennebula => { :name => "Opennebula", :class => "OpennebulaDriver" },
   9   :vbox => { :name => "Vbox", :class => "VboxDriver" },
  10   :mock => { :name => "Mock" }
  11 }
  12
  13 def driver_name
  14   DRIVERS[DRIVER][:name]
  15 end
  16
  17 def driver_class_name
  18   basename = DRIVERS[DRIVER][:class] || "#{driver_name}Driver"
  19   "Deltacloud::Drivers::#{driver_name}::#{basename}"
  20 end
  21
  22 def driver_source_name
  23   "deltacloud/drivers/#{DRIVER}/#{DRIVER}_driver.rb"
  24 end
  25
  26 def driver_mock_source_name
  27   return "deltacloud/drivers/#{DRIVER}/#{DRIVER}_driver.rb" if driver_name.eql? 'Mock'
  28   "deltacloud/drivers/#{DRIVER}/#{DRIVER}_mock_driver.rb"
  29 end
  30
  31 def driver
  32   require driver_source_name
  33
  34   begin
  35     if Sinatra::Application.environment.eql? :test
  36       require driver_mock_source_name
  37     end
  38   rescue
  39   end
  40
  41   @driver ||= eval( driver_class_name ).new
  42 end
  43