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Re: [Netconf] Invalid when-stmts in yang-push

Andy Bierman <andy@yumaworks.com> Wed, 28 November 2018 23:04 UTC

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From: Andy Bierman <andy@yumaworks.com>
Date: Wed, 28 Nov 2018 15:03:47 -0800
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Subject: Re: [Netconf] Invalid when-stmts in yang-push
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On Wed, Nov 28, 2018 at 2:48 PM Andy Bierman <andy@yumaworks.com> wrote:

> Hi,
>
> During implementation of yang-push-20 our developer found that
> the when-stmts for establish-subscription are always false.
>
>
> E.g. line 365:
>     choice update-trigger {
>       when "../sn:target/yp:datastore";
>
> The node 'target' is a choice. The node 'datastore' is a case.
> Since the when-stmt is looking for data nodes not schema nodes,
> the node-set is always empty.
>
>
> There are 4 occurrences:
>
> Warning: no child node 'ietf-subscribed-notifications:target' found for
> parent 'ietf-subscribed-notifications:subscriptions'
> XPath: ../sn:target/yp:datastore
> ietf-yang-push.yang:365.15: warning(1032): no child node available
>
> Warning: no child node 'ietf-subscribed-notifications:target' found for
> parent 'ietf-subscribed-notifications:input'
> XPath: sn:target/yp:datastore
> ietf-yang-push.yang:572.10: warning(1032): no child node available
>
> Warning: no child node 'ietf-subscribed-notifications:target' found for
> parent 'ietf-subscribed-notifications:input'
> XPath: sn:target/yp:datastore
> ietf-yang-push.yang:616.10: warning(1032): no child node available
>
> Warning: no child node 'ietf-subscribed-notifications:target' found for
> parent 'ietf-subscribed-notifications:subscription'
> XPath: sn:target/yp:datastore
> ietf-yang-push.yang:816.10: warning(1032): no child node available
>
>

pyang is also reporting these warnings:

ietf-yang-push.yang:365: warning: XPath for "../sn:target/yp:datastore"
does not exist
ietf-yang-push.yang:572: warning: XPath for "sn:target/yp:datastore" does
not exist
ietf-yang-push.yang:616: warning: XPath for "sn:target/yp:datastore" does
not exist
ietf-yang-push.yang:816: warning: XPath for "sn:target/yp:datastore" does
not exist


Andy

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