# File lib/deltacloud/drivers/vsphere/vsphere_driver.rb, line 371
    def valid_credentials?(credentials)
      begin
        RbVmomi::VIM.connect(:host => host_endpoint, :user => credentials.user, :password => credentials.password, :insecure => true) && true
      rescue RbVmomi::Fault::InvalidLogin
        return false
      rescue => e
        safely do
          raise e
        end
      end
    end