varnish 4 caching post requests

Wido den Hollander wido at
Mon Oct 19 09:40:50 CEST 2015

On 18-10-15 12:57, Miguel González wrote:
> Dear all,
>   I have Varnish 4 in front of an Apache (Cpanel) hosting several
> websites running Wordpress.
>   Everything works fine, but there are Wordpress plugins that perform
> POST resquests. I´ve seen various messages that in previous versions of
> Varnish you couldn´t cache POST responses (which you can do with Nginx).
>   I don´t want to overcomplicate things and put Nginx between Varnish
> and Apache (I don´t want to miss the security side that Apache offers)
> and I was wondering if that has been solved in the newers versions of
> Varnish.

I haven't used it, but it might be that vmod can do it for you?


The docs say:

"Caching the req.body makes it possible to retry pass operations (POST,

So it seems you can only use it for restarting/retrying requests, but
you can always give it a try.


>   Regards,
>   Miguel
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