# File lib/fog/aws/kms.rb, line 91
        def initialize(options={})

          @use_iam_profile    = options[:use_iam_profile]
          @connection_options = options[:connection_options] || {}
          @instrumentor       = options[:instrumentor]
          @instrumentor_name  = options[:instrumentor_name] || 'fog.aws.kms'

          options[:region] ||= 'us-east-1'

          @region     = options[:region]
          @host       = options[:host]       || "kms.#{@region}.amazonaws.com"
          @path       = options[:path]       || '/'
          @persistent = options[:persistent] || false
          @port       = options[:port]       || 443
          @scheme     = options[:scheme]     || 'https'

          @connection = Fog::XML::Connection.new("#{@scheme}://#{@host}:#{@port}#{@path}", @persistent, @connection_options)

          setup_credentials(options)
        end