Requirements for Labeled NFS
draft-ietf-nfsv4-labreqs-03

NFSv4                                                     T. Haynes, Ed.
Internet-Draft                                                    NetApp
Intended status: Standards Track                            May 18, 2012
Expires: November 19, 2012

                      Requirements for Labeled NFS
                    draft-ietf-nfsv4-labreqs-03.txt

Abstract

   This Internet-Draft outlines high-level requirements for the
   integration of flexible Mandatory Access Control (MAC) functionality
   into NFSv4.2.  It describes the level of protections that should be
   provided over protocol components and the basic structure of the
   proposed system.  It also gives a brief explanation of what kinds of
   protections MAC systems offer.

Requirements Language

   The key words "MUST", "MUST NOT", "REQUIRED", "SHALL", "SHALL NOT",
   "SHOULD", "SHOULD NOT", "RECOMMENDED", "MAY", and "OPTIONAL" in this
   document are to be interpreted as described in RFC 2119 [1].

Status of this Memo

   This Internet-Draft is submitted in full conformance with the
   provisions of BCP 78 and BCP 79.

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   This Internet-Draft will expire on November 19, 2012.

Copyright Notice

   Copyright (c) 2012 IETF Trust and the persons identified as the
   document authors.  All rights reserved.

   This document is subject to BCP 78 and the IETF Trust's Legal
   Provisions Relating to IETF Documents

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Table of Contents

   1.  Introduction . . . . . . . . . . . . . . . . . . . . . . . . .  4
   2.  Definitions  . . . . . . . . . . . . . . . . . . . . . . . . .  4
   3.  Requirements . . . . . . . . . . . . . . . . . . . . . . . . .  5
     3.1.  Portability & Interoperability . . . . . . . . . . . . . .  5
     3.2.  Performance & Scalability  . . . . . . . . . . . . . . . .  6
     3.3.  Security Services  . . . . . . . . . . . . . . . . . . . .  6
     3.4.  Label Encoding, Label Format Specifiers, and Label
           Checking Authorities . . . . . . . . . . . . . . . . . . .  7
     3.5.  Modes of Operation . . . . . . . . . . . . . . . . . . . .  8
       3.5.1.  Full Mode  . . . . . . . . . . . . . . . . . . . . . .  8
       3.5.2.  Limited Server Mode  . . . . . . . . . . . . . . . . .  9
       3.5.3.  Guest Mode . . . . . . . . . . . . . . . . . . . . . .  9
     3.6.  Labeling . . . . . . . . . . . . . . . . . . . . . . . . .  9
       3.6.1.  Client Labeling  . . . . . . . . . . . . . . . . . . . 10
       3.6.2.  Server Labeling  . . . . . . . . . . . . . . . . . . . 10
     3.7.  Policy Enforcement . . . . . . . . . . . . . . . . . . . . 10
       3.7.1.  Client Enforcement . . . . . . . . . . . . . . . . . . 11
       3.7.2.  Server Enforcement . . . . . . . . . . . . . . . . . . 11