On Thu, May 2, 2019 at 10:57 PM Juergen Schoenwaelder < [email protected]> wrote:
> On Thu, May 02, 2019 at 04:15:28PM -0700, Andy Bierman wrote: > > Hi, > > > > The text about invoking actions in RFC 7950, sec. 7.15 is not clear > > about whether the ancestor data nodes have to exist. > > > > sec 7.15.2, para 2: > > > > The <action> element contains a hierarchy of nodes that identifies > > the node in the datastore. > > > > > > The RFC does not say anything about if the data node is required to > > exist or not. There is no distinction between NP-container, P-container, > > or list which are ancestors of the action node. It does not specify > > which datastore, and that is not supplied in the <action> RPC. > > The text specifies what must be in the <rpc> request, not in any > datastore > > or state data. > > > > It seems like the intent is that no instance test is specified at all and > > the corresponding ancestor nodes to the action node do not have to > > exist for the action to be invoked. (The action may succeed or fail). > > The issue is whether there is an existence-test before invoking the > action. > > We discussed actions during the work on NMDA. RFC 8342 has this text > in section 6, in particular 6.1 says: > > Actions are always invoked in the context of the operational state > datastore. The node for which the action is invoked MUST exist in > the operational state datastore. > > This only applies to a server implementing NMDA. There is no requirement for a server implementing RFC 7950 to make this test. > /js > > Andy > -- > Juergen Schoenwaelder Jacobs University Bremen gGmbH > Phone: +49 421 200 3587 Campus Ring 1 | 28759 Bremen | Germany > Fax: +49 421 200 3103 <https://www.jacobs-university.de/> >
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