Extra header to let the backend know why the cached missed

Arjen Schat personal at arjenschat.com
Fri Dec 9 18:36:58 CET 2011

Hi Gents,

Is there a way to add an extra header to the backend request on a miss?
Eg x-varnish-miss-reason: purged / expired / lru / no-cache

In this way the backend knows why the request was made. 

Thank you,

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