Re: [Netconf] comments on draft-ietf-netconf-subscribed-notifications-12
"Eric Voit (evoit)" <evoit@cisco.com> Fri, 08 June 2018 13:16 UTC
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From: "Eric Voit (evoit)" <evoit@cisco.com>
To: Martin Bjorklund <mbj@tail-f.com>
CC: "netconf@ietf.org" <netconf@ietf.org>
Thread-Topic: [Netconf] comments on draft-ietf-netconf-subscribed-notifications-12
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Date: Fri, 08 Jun 2018 13:16:46 +0000
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References: <20180607.173213.944977899308364449.mbj@tail-f.com> <381e3937e0054984812ea69de97c7659@XCH-RTP-013.cisco.com> <20180608.110205.217184993423575402.mbj@tail-f.com>
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Subject: Re: [Netconf] comments on draft-ietf-netconf-subscribed-notifications-12
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Updated version at: https://github.com/netconf-wg/rfc5277bis/blob/master/draft-ietf-netconf-subscribed-notifications-13.txt > From: Martin Bjorklund, June 8, 2018 5:02 AM > > Hi, > > > "Eric Voit (evoit)" <evoit@cisco.com> wrote: > > Hi Martin, > > > > Updated file at: > > https://github.com/netconf-wg/rfc5277bis/blob/master/draft-ietf-netcon > > f-subscribed-notifications-13.txt > > > > > From: Martin Bjorklund, June 7, 2018 11:32 AM > > [...] > > > > o Section 2.3 > > > > > > s/"QoS" feature/"qos" feature/ (twice) > > You forgot this one. The feature in the YANG model is "qos", not "QoS". Change made. > > > o Section 4 > > > > > > You have: > > > > > > leaf pushed-notifications { > > > type yang:counter64; > > > config false; > > > description > > > "Operational data which provides the number of update > > > notification messages pushed to a receiver."; > > > } > > > > > > Is this a left-over from previous versions? This document doesn't > > > define YANG push, and it doesn't define the term "update > > > notification message". > > > > > > Should it simply be notifications-sent, with description "A count of > > > the number of notifications sent to the receiver."? > > > > Text wasn't left over. But to make it as clean as possible, I changed to: > > > > leaf count-sent { > > type yang:counter64; > > You may want to use yang:zero-based-counter64. Change made > > config false; > > description > > "The number of event records sent to the receiver. The > > count is initialized when a dynamic subscription is > > established, or when a configured subscription > > transitions to the valid state."; > > } > > leaf count-excluded { > > type yang:counter64; > > From the description below, you definately want yang:zero-based-counter64. Change made > > config false; > > description > > "The number of event records explicitly removed either > > via an event stream filter or an access control filter so > > that they are not passed to a receiver. This count is > > set to zero each time 'count-sent' is initialized."; > > } > > > Ok with this, but I would prefer more descriptive leaf names. > event-records-sent and event-records-excluded perhaps. Left it as "count-sent" and "count-excluded". Reason is that the "count-sent" can be reused for yang-push notifications without casual users needing to read through all the descriptions to understand that a "push-update" notification is actually a form of event record. > > > o Section 4 > > > > > > leaf encoding should have "if-feature configured;" > > > > > > (it is dependent on ../transport, which has the if-feature) > > > > The encoding can be set by RPC, so the issue is with the constraint. > > > (E.g., when HTTP is used, JSON and CBOR might be encodings.) > > > > Maybe the way to address this (as can be seen in the draft) is to > > > enhance the constraint to: > > > > When ' not(boolean(../transport)) or derived-from(../transport, > "sn:configurable-encoding")' > > You don't need the boolean(...): > > when 'not(../transport) or derived-from(...)'; Change made Eric > /martin > > > > > And add an identity error to cover when an attempt is made establish a > > subscription with an unsupported encoding: > > > > identity encoding-not-supported { > > base establish-subscription-error; > > description > > "Unable to encode notification messages in the desired format."; > > } > > > > > > > Also, the description for this leaf is in -12: > > > > > > "The type of encoding for the subscribed data. If not > > > included as part of the RPC, the encoding MUST be set by the > > > publisher to be the encoding used by this RPC."; > > > > > > and in the not-yet-published -13 (from github): > > > > > > "The type of encoding for the subscribed data. If not > > > included, the encoding used will be the default for one > > > encoding expected with a transport."; > > > > > > I can't parse from "the encoding used ...". > > > > Made it: > > > > "The type of encoding for notification messages. For a dynamic subscription, > if not included as part of an establish-subscription RPC, the encoding will be > populated with the encoding used by that RPC. For a configured subscription, > if not explicitly configured the encoding with be the default encoding for an > underlying transport."; > > > > Thanks, > > Eric > > > > > /martin > > > > > > _______________________________________________ > > > Netconf mailing list > > > Netconf@ietf.org > > > https://www.ietf.org/mailman/listinfo/netconf > >
- Re: [Netconf] comments on draft-ietf-netconf-subs… Eric Voit (evoit)
- Re: [Netconf] comments on draft-ietf-netconf-subs… Tianran Zhou
- Re: [Netconf] comments on draft-ietf-netconf-subs… Martin Bjorklund
- Re: [Netconf] comments on draft-ietf-netconf-subs… Tianran Zhou
- Re: [Netconf] comments on draft-ietf-netconf-subs… Alexander Clemm
- Re: [Netconf] comments on draft-ietf-netconf-subs… Eric Voit (evoit)
- Re: [Netconf] comments on draft-ietf-netconf-subs… Martin Bjorklund
- Re: [Netconf] comments on draft-ietf-netconf-subs… Eric Voit (evoit)
- Re: [Netconf] comments on draft-ietf-netconf-subs… Kent Watsen
- Re: [Netconf] comments on draft-ietf-netconf-subs… Andy Bierman
- Re: [Netconf] comments on draft-ietf-netconf-subs… Eric Voit (evoit)
- Re: [Netconf] comments on draft-ietf-netconf-subs… Kent Watsen
- Re: [Netconf] comments on draft-ietf-netconf-subs… Kent Watsen
- Re: [Netconf] comments on draft-ietf-netconf-subs… Eric Voit (evoit)
- Re: [Netconf] comments on draft-ietf-netconf-subs… Eric Voit (evoit)
- Re: [Netconf] comments on draft-ietf-netconf-subs… Juergen Schoenwaelder
- Re: [Netconf] comments on draft-ietf-netconf-subs… Henk Birkholz
- Re: [Netconf] comments on draft-ietf-netconf-subs… Martin Bjorklund
- Re: [Netconf] comments on draft-ietf-netconf-subs… Juergen Schoenwaelder
- Re: [Netconf] comments on draft-ietf-netconf-subs… Eric Voit (evoit)
- Re: [Netconf] comments on draft-ietf-netconf-subs… Martin Bjorklund
- Re: [Netconf] comments on draft-ietf-netconf-subs… Eric Voit (evoit)
- Re: [Netconf] comments on draft-ietf-netconf-subs… Martin Bjorklund
- Re: [Netconf] comments on draft-ietf-netconf-subs… Martin Bjorklund
- Re: [Netconf] comments on draft-ietf-netconf-subs… Eric Voit (evoit)
- Re: [Netconf] comments on draft-ietf-netconf-subs… Juergen Schoenwaelder
- Re: [Netconf] comments on draft-ietf-netconf-subs… Alexander Clemm
- Re: [Netconf] comments on draft-ietf-netconf-subs… Eric Voit (evoit)
- Re: [Netconf] comments on draft-ietf-netconf-subs… Juergen Schoenwaelder
- Re: [Netconf] comments on draft-ietf-netconf-subs… Eric Voit (evoit)
- Re: [Netconf] comments on draft-ietf-netconf-subs… Eric Voit (evoit)
- Re: [Netconf] comments on draft-ietf-netconf-subs… Martin Bjorklund
- Re: [Netconf] comments on draft-ietf-netconf-subs… Juergen Schoenwaelder
- Re: [Netconf] comments on draft-ietf-netconf-subs… Alexander Clemm
- Re: [Netconf] comments on draft-ietf-netconf-subs… Kent Watsen
- [Netconf] comments on draft-ietf-netconf-subscrib… Martin Bjorklund
- Re: [Netconf] comments on draft-ietf-netconf-subs… Eric Voit (evoit)
- Re: [Netconf] comments on draft-ietf-netconf-subs… Martin Bjorklund
- Re: [Netconf] comments on draft-ietf-netconf-subs… Eric Voit (evoit)
- Re: [Netconf] comments on draft-ietf-netconf-subs… Eric Voit (evoit)
- Re: [Netconf] comments on draft-ietf-netconf-subs… Martin Bjorklund
- Re: [Netconf] comments on draft-ietf-netconf-subs… Eric Voit (evoit)