Re: [Netconf] about subtree filtering

[Andy Bierman <andy at netconfcentral.com>]

WashamFan wrote:
> Hi,
> 
>>From sec6.4.6, rfc4741, there is a request using subtree:
> 
>    <rpc message-id="101"
>           xmlns="urn:ietf:params:xml:ns:netconf:base:1.0">
>        <get-config>
>          <source>
>            <running/>
>          </source>
>          <filter type="subtree">
>            <top xmlns="http://example.com/schema/1.2/config";>
>              <users>
>                <user>
>                  <name>fred</name>
>                  <type/>
>                  <full-name/>
>                </user>
>              </users>
>            </top>
>          </filter>
>        </get-config>
>      </rpc>
> 
> But what if users contains another element, let's say <role>
> and I also want it returned, so is it legal, and is it returned as
> the intent?
> 
>    <rpc message-id="101"
>           xmlns="urn:ietf:params:xml:ns:netconf:base:1.0">
>        <get-config>
>          <source>
>            <running/>
>          </source>
>          <filter type="subtree">
>            <top xmlns="http://example.com/schema/1.2/config";>
>              <users>
>                <user>
>                  <name>fred</name>
>                  <type/>
>                  <full-name/>
>                </user>
>                <role/>                            <!-- user's sibling-->
>              </users>
>            </top>
>          </filter>
>        </get-config>
>      </rpc>
> 

This is fine.
This is just another selection node, like if <user/> was empty.
If there is no <role> in the entry, the whole thing will be
left out, because the select nodes form an AND expression.

> Thanks,
> washam

Andy