Custom Subscription to Event Notifications
draft-ietf-netconf-subscribed-notifications-03

Document Type Active Internet-Draft (netconf WG)
Last updated 2017-07-02
Replaces draft-ietf-netconf-rfc5277bis
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NETCONF                                                          E. Voit
Internet-Draft                                             Cisco Systems
Intended status: Standards Track                                A. Clemm
Expires: January 3, 2018                                          Huawei
                                                      A. Gonzalez Prieto
                                                                  VMWare
                                                       E. Nilsen-Nygaard
                                                             A. Tripathy
                                                           Cisco Systems
                                                            July 2, 2017

               Custom Subscription to Event Notifications
             draft-ietf-netconf-subscribed-notifications-03

Abstract

   This document defines capabilities and operations for the customized
   establishment of subscriptions upon a publisher's event streams.
   Also defined are delivery mechanisms for instances of the resulting
   events.  Effectively this allows a subscriber to request and receive
   a continuous, custom influx of publisher generated information.

Status of This Memo

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

   Internet-Drafts are working documents of the Internet Engineering
   Task Force (IETF).  Note that other groups may also distribute
   working documents as Internet-Drafts.  The list of current Internet-
   Drafts is at http://datatracker.ietf.org/drafts/current/.

   Internet-Drafts are draft documents valid for a maximum of six months
   and may be updated, replaced, or obsoleted by other documents at any
   time.  It is inappropriate to use Internet-Drafts as reference
   material or to cite them other than as "work in progress."

   This Internet-Draft will expire on January 3, 2018.

Copyright Notice

   Copyright (c) 2017 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
   (http://trustee.ietf.org/license-info) in effect on the date of

Voit, et al.             Expires January 3, 2018                [Page 1]
Internet-Draft          Subscribed Notifications               July 2017

   publication of this document.  Please review these documents
   carefully, as they describe your rights and restrictions with respect
   to this document.  Code Components extracted from this document must
   include Simplified BSD License text as described in Section 4.e of
   the Trust Legal Provisions and are provided without warranty as
   described in the Simplified BSD License.

Table of Contents

   1.  Introduction  . . . . . . . . . . . . . . . . . . . . . . . .   3
     1.1.  Motivation  . . . . . . . . . . . . . . . . . . . . . . .   3
     1.2.  Terminology . . . . . . . . . . . . . . . . . . . . . . .   4
     1.3.  Solution Overview . . . . . . . . . . . . . . . . . . . .   5
   2.  Solution  . . . . . . . . . . . . . . . . . . . . . . . . . .   6
     2.1.  Event Streams . . . . . . . . . . . . . . . . . . . . . .   6
     2.2.  Filters . . . . . . . . . . . . . . . . . . . . . . . . .   6
     2.3.  Subscription State Model at the Publisher . . . . . . . .   7
   3.  Data Model Trees  . . . . . . . . . . . . . . . . . . . . . .   8
   4.  Dynamic Subscriptions . . . . . . . . . . . . . . . . . . . .  12
     4.1.  Establishing a Subscription . . . . . . . . . . . . . . .  12
     4.2.  Modifying a Subscription  . . . . . . . . . . . . . . . .  13
     4.3.  Deleting a Subscription . . . . . . . . . . . . . . . . .  13
     4.4.  Killing a Subscription  . . . . . . . . . . . . . . . . .  14
   5.  Configured Subscriptions  . . . . . . . . . . . . . . . . . .  14
     5.1.  Establishing a Configured Subscription  . . . . . . . . .  15
     5.2.  Modifying a Configured Subscription . . . . . . . . . . .  17
     5.3.  Deleting a Configured Subscription  . . . . . . . . . . .  17
   6.  Event (Data Plane) Notifications  . . . . . . . . . . . . . .  18
   7.  Subscription State Notifications  . . . . . . . . . . . . . .  19
     7.1.  subscription-started  . . . . . . . . . . . . . . . . . .  19
     7.2.  subscription-modified . . . . . . . . . . . . . . . . . .  20
     7.3.  subscription-terminated . . . . . . . . . . . . . . . . .  20
     7.4.  subscription-suspended  . . . . . . . . . . . . . . . . .  20
     7.5.  subscription-resumed  . . . . . . . . . . . . . . . . . .  20
     7.6.  notification-complete . . . . . . . . . . . . . . . . . .  20
     7.7.  replay-complete . . . . . . . . . . . . . . . . . . . . .  21
   8.  Administrative Functions  . . . . . . . . . . . . . . . . . .  21
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