User-defined variables: why not?

[James Light]

On Mar 30, 2012 3:27 AM, "Michael Save" <savetheinterpod at gmail.com> wrote:
>
> Hi,
>
> In VCL, the fact that you can't create your own variables at runtime
> can sometimes be a limitation when writing very complicated configs.
> You have to use the variables Varnish already has defined for you;
> that is, resp.*, etc. You can of course use HTTP headers as temporary
> variables, but that seems like a hack to me.
>
> My question is: why doesn't VCL let you do custom variables? If I'm
> not mistaking, a .vcl file is just an easy-to-read and easy-to-code
> version of a C script (.vcl is compiled as .c at runtime), and it's
> not too hard to create variables in C. Are user-defined variables ever
> going to appear in VCL, or is that out of the scope of the Varnish
> Cache project (if so, why)?
>
> Thanks,
> Michael
>
> _______________________________________________

You may find this helpful:
https://github.com/varnish/libvmod-var
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