[dpdk-dev] [PATCH 03/11] telemetry: add client feature and sockets

[Stephen Hemminger]

On Thu, 23 Aug 2018 13:08:05 +0100
Ciara Power <ciara.power at intel.com> wrote:

> This patch introduces clients to the telemetry API.
> 
> When a client makes a connection through the initial telemetry
> socket, they can send a message through the socket to be
> parsed. Register messages are expected through this socket, to
> enable clients to register and have a client socket setup for
> future communications.
> 
> A TAILQ is used to store all clients information. Using this, the
> client sockets are polled for messages, which will later be parsed
> and dealt with accordingly.
> 
> Functionality that make use of the client sockets were introduced
> in this patch also, such as writing to client sockets, and sending
> error responses.
> 
> Signed-off-by: Ciara Power <ciara.power at intel.com>
> Signed-off-by: Brian Archbold <brian.archbold at intel.com>

Rather than using the rather heavyweight jansson library and creating
an additional dependency on an external library; may I recommend reusing
the json_writer library (I wrote) that is part of iproute2 and much
simpler.

   https://git.kernel.org/pub/scm/network/iproute2/iproute2.git/tree/lib/json_writer.c