Re: [Netconf] [yang-doctors] Yangdoctors last call review of draft-ietf-netconf-netconf-event-notifications-16
"Eric Voit (evoit)" <evoit@cisco.com> Fri, 11 January 2019 21:06 UTC
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From: "Eric Voit (evoit)" <evoit@cisco.com>
To: "Reshad Rahman (rrahman)" <rrahman@cisco.com>, "yang-doctors@ietf.org" <yang-doctors@ietf.org>, Alexander Clemm <alexander.clemm@huawei.com>
CC: "draft-ietf-netconf-netconf-event-notifications.all@ietf.org" <draft-ietf-netconf-netconf-event-notifications.all@ietf.org>, "netconf@ietf.org" <netconf@ietf.org>
Thread-Topic: [yang-doctors] Yangdoctors last call review of draft-ietf-netconf-netconf-event-notifications-16
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Date: Fri, 11 Jan 2019 21:06:12 +0000
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Subject: Re: [Netconf] [yang-doctors] Yangdoctors last call review of draft-ietf-netconf-netconf-event-notifications-16
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Hi Reshad, Thanks for the review. Some thoughts in-line... > From: Reshad Rahman, January 9, 2019 1:49 PM > > Don't know why newlines aren't showing up in the email, if you want a nicer > view (also a slight revision): > https://datatracker.ietf.org/doc/review-ietf-netconf-netconf-event- > notifications-16-yangdoctors-lc-rahman-2019-01-09/ > > On 2019-01-09, 11:34 AM, "yang-doctors on behalf of Reshad Rahman" <yang- > doctors-bounces@ietf.org on behalf of rrahman@cisco.com> wrote: > > Reviewer: Reshad Rahman > Review result: Ready with Issues > > YANG Doctor review of draft-ietf-netconf-netconf-event-notifications-16 (by > Reshad Rahman) > > No YANG module in this draft but there are numerous examples based on > the YANG > modules in draft-ietf-netconf-subscribed-notifications and > draft-ietf-netconf-yang-push. Validation of the examples was done with > yanglint > 0.16.59. > > The major issues are related to the examples, although in 2) below the > root-cause might be with the YANG module in > draft-ietf-netconf-subscribed-notifications and in 3) there is an issue which > has already been reported on draft-ietf-netconf-yang-push: > 1) The establish-subscription request in Figure 3 fails yanglint validation, the > "stream" element has to be moved after the "stream-xpath-filter" element, > that fixed the following issue: err : Invalid order of elements > "stream-xpath-filter" and "stream". > (/ietf-subscribed-notifications:establish-subscription/stream-xpath-filter) Done. > 2) The establish-subscription error response in Figure 5 fails yanglint > validation, the "id" element is missing. This is because > draft-ietf-netconf-subscribed-notifications has leaf id as mandatory in > establish-subscription output, either we remove the mandatory or we > reserve a > value as invalid id or we add err : Missing required element "id" in > "establish-subscription". > (/ietf-subscribed-notifications:establish-subscription) The id is mandatory for the <establish-subscription> RPC response of that RPC. It is not needed as part of the general <rpc-error> response. So I believe we are good here. (Note: Yanglint would need to be upgraded to do fairly complex RPC correlation to be able to automatically cover such issue types.) > 3) The modify-subscription request in Figure 7 fails yanglint validation > because of missing "datastore" element. err : When condition > "../ietf-subscribed-notifications:target/ietf-yang-push:datastore" not > satisfied. > (/ietf-subscribed-notifications:modify-subscription/ietf-yang-push:periodic) > There are 2 causes here: missing "datastore" element and incorrect when > statements in draft-ietf-netconf-yang-push (as reported by Andy Bierman). > Fixing ietf-yang-push.yang and adding the following before element > "datastore-xpath-filter " fixed the example. > <yp:datastore > xmlns:ds="urn:ietf:params:xml:ns:yang:ietf- > datastores">ds:running</yp:datastore> Alex is going to be making the change to the YANG push datastore drafts shortly (I just talked with him). I am happy to modify the example (if necessary) based on the "when" statement incorporated under update-policy-modifiable. > Minor comments and nits: > - Abstract s/YANG Push/YANG-Push/ since YANG-Push is the term introduced > in > draft-ietf-netconf-yang-push Done > Introduction. Last sentence doesn't read well, > "...a RESTCONF client via a dynamic subscription..." may need tweaking - That text has been touched so many times, I am afraid of touching it again. > Section 5 s/terminates/terminates,/ Done > Section 7 3rd bullet. s/this MAY but does > not have to be included/this MAY be included/? Done > Section 7 > s/kill-subscription-error/delete-subscription-error/ (thanks Rob) Done > Figure 3, > stream-xpath-filter uses prefix "ds" for example-datastore.yang. Since "ds" is > used by ietf-datastores.yang, might be better to choose another prefix such > as "ex" Done. I will post after a couple days, or after the "when" question closes (whatever comes first). Eric > Regards, > Reshad. > > > _______________________________________________ > yang-doctors mailing list > yang-doctors@ietf.org > https://www.ietf.org/mailman/listinfo/yang-doctors >
- [Netconf] Yangdoctors last call review of draft-i… Reshad Rahman
- Re: [Netconf] [yang-doctors] Yangdoctors last cal… Reshad Rahman (rrahman)
- Re: [Netconf] [yang-doctors] Yangdoctors last cal… Eric Voit (evoit)
- Re: [Netconf] [yang-doctors] Yangdoctors last cal… Reshad Rahman (rrahman)