[ovs-discuss] Details on deleted row through vtep idl

Ben Pfaff blp at ovn.org
Thu Dec 22 18:13:53 UTC 2016

On Thu, Dec 22, 2016 at 04:20:47PM +0530, Syed Ashifur Rahaman wrote:
> I am new to IDL and have a basic question.
> I am trying to use the tracking functionality of IDL. I monitor the tracked
> rows
> in Ucast_Macs_Remote table and if there are changes(of type:
> insert/modify/delete)
> in the seqno of any row, I intend to know the details of the change.
> If its a new row, i can read the content of that row but what should
> I do for delete case, because it seems to me that the data in that row
> would be cleaned up by then. can you please suggest how the client should
> know about when a row in a particular table has been deleted. Is their a
> different approach to achieve the monitoring functionality where the client
> is notified on the details of a change, please highlight.

The UUID of the deleted row is available, so if you use that to index
data structures used for rows, it may help.

We'd probably accept a contribution to make the contents of deleted row
available, if it were cleanly written.

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