Re: [php-weathermap] Variable link name

[Hervé Donati <herve.donati@xxxxxxxxxx>]

OK never mind. I'll try to make something cool using {} just in comments 
or icons.
Thanks a lot, Howie.

Le 22/06/2010 12:06, Howard Jones a écrit :
> On 22/06/2010 10:45, Hervé Donati wrote:
>    
> > Hello,
> >
> > My purpose is to create a map for VMware virtualization.
> > As an example, let us say that we have 2 ESX called "esx1" and "esx2"
> > and one VM called "vm". These are nodes in my map.
> > This VM is sometimes moved from one ESX to the other.
> > One data source (no_vm) is able to give me the current esx's number, 1
> > or 2.
> > I would like to make the link change when current esx changes.
> > I tried something like :
> >
> > LINK esx-vm
> >      WIDTH 2
> >      OUTCOMMENT esx{link:this:bandwidth_in}
> >      TARGET
> > gauge:/var/www/html/cacti08/rra/vcenter_no_vm_12281.rrd:no_vm:-
> >      NODES vm esx{link:this:bandwidth_in}
> >
> > But get :
> >
> > Unknown node 'esx{link:this:bandwidth_in}' on line 206 of config
> >
> > I also tried variable width (in fact 0 or no_vm), same kind of error.
> > If I try NODES vm esx1 with the OUTCOMMENT like upwards, the
> > OUTCOMMENT is OK on the map (ie esx1 ou esx2)...
> > Is there a way to realize this ? I know it is not something very usual...
> >
> >      
> No - the {} tokens are resolved much later than when node names are
> checked (which is while the config is initially parsed). {} tokens are
> mainly available in places where a string is normally used (targets,
> titles, captions, urls) and not where a number or a 'thing' (node/link) is.
>
> I suppose it doesn't actually *have* to check the node names until it's
> time to draw links... it would also allow some flexibility in link
> templates that isn't there at the moment.
>
> Howver, I think it would be better to make it more clear how this stuff
> works, rather than complicate it some more :-) But on the other hand, it
> would be neat to be able to do what you want.
>
>
>
>    

--
Hervé Donati
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