[Click] method interface problems.

Kurtis Heimerl munncha at gmail.com
Wed Oct 24 15:31:21 EDT 2007


Awesome, this works perfectly. I was hoping to dynamically reduce the size
of the outbound queues, and this is exactly what I needed for that.

Is there any way to allow other elements to use the method interfaces?

Thanks.

On 10/24/07, Beyers Cronje <bcronje at gmail.com> wrote:
>
> Hi Kurtis,
>
> In the element documentation has confused me as far as more generic
> > handlers. It says that the elements will be controlled from a file.
> > However,
> > the locations it suggests are not right on my box. I'm assuming that's
> > because i'm in user mode.
>
>
> Yes, the 'file' you're talking about is only available when running Click
> as a kernel module. However you can still access the handlers when running
> userlevel Click through the ControlSocket feature.
> http://read.cs.ucla.edu/click/elements/controlsocket
> You can either manually add a ControlSocket element or start Click with
> the '-p' argument to automatically enable a ControlSocket.
>
> In example the following Click config.
>
> fd::FromDevice(eth0) -> q::Queue -> ToDevice(eth1);
>
> So now you start Click with 'click <yourconfig_file> -p 777'
>
> Then you can telnet to port 777 i.e. 'telnet 127.0.0.1 777' and issue any
> of the ControlSocket command, like 'read q.highwater_length' or whatever.
>
>
> I've switched to SimpleQueue from Queue, as I think that simple queue
> > should be outputting to a file somewhere. Is that right?
>
>
> Nope, see above.
>
> Beyers
>


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