On Thu, Apr 03, 2014 at 06:40:18AM +0000, Duggisetty, Sudheer wrote:
> I'm using ovsdb-server of openvswitch
> 2.1.0<http://openvswitch.org/releases/openvswitch-2.1.0.tar.gz> version with
> VTEP schema. I see the following issues:
>
>
> 1. Unable to use multiple times "Monitor" request for the same table.
>
> * First time, when I sent "Monitor" request for Manager table, it is
> success.
> Request->
> ["hardware_vtep",null,{"Global":{"columns":["managers"]},"Manager":{"columns":["target"]}}]
>
> Response -> {"id":"100","result":{},"error":null}
>
>
>
> * Second time, when I sent "Monitor" request for Manager table with
> same/different "id" and I got the following "duplicate monitor ID" error.
>
> Request->
> ["hardware_vtep",null,{"Global":{"columns":["managers"]},"Manager":{"columns":["target"]}}]
>
> Response -> {"id":"101","result":{"error":"syntax error","details":"duplicate
> monitor ID","syntax":"null"},"error":null}
>
> I have opened TCP connection and send the multiple "Monitor" requests. Why it
> is not possible to send multiple times of "Monitor" protocol for the same
> table and on the same connection?
Because you used a duplicate monitor ID. Use something different for
the monitor ID in each request. You used null in each case.
>
> 2. "Monitor Cancel" operation is not all working after "Monitor" request
> is sent and getting the "invalid parameters" error.
>
> Request->
> ["hardware_vtep",null,{"Global":{"columns":["managers"]},"Manager":{"columns":["target"]}}]
>
> monitor cancel response-> {"id":"103","error":"invalid parameters"}
That isn't the right format for the arguments to a monitor_cancel, which
just takes the monitor ID.
> 3. How to get the current table data without using "Monitor" request?
> Because I'm unable to use multiple times of "Monitor" request as
> mentioned in point 1 and also I will get notification for rows I
> created. Is it possible to read the tables data of OVSDB-Server
> without using "Monitor" request?
Yes. Use a transaction.
Have you read the OVSDB specification, or RFC 7047? The latter is
slightly better written.
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