# File lib/deltacloud/drivers/opennebula/cloud_client.rb, line 46
    def self.get_one_auth
        if ENV["ONE_AUTH"] and !ENV["ONE_AUTH"].empty? and
           File.file?(ENV["ONE_AUTH"])
            one_auth=File.read(ENV["ONE_AUTH"]).strip.split(':')
        elsif File.file?(DEFAULT_AUTH_FILE)
            one_auth=File.read(DEFAULT_AUTH_FILE).strip.split(':')
        else
            raise "No authorization data present"
        end

        raise "Authorization data malformed" if one_auth.length < 2

        one_auth
    end