PURGE http method and compression.

Poul-Henning Kamp phk at phk.freebsd.dk
Mon Apr 28 13:21:24 CEST 2008

In message <4815AA34.5040300 at wiggy.net>, Wichert Akkerman writes:

>That's interesting. So the default VCL for HTTP PURGE requests will not 
>purge all variants? How can a backend know which variants there are so it 
>can purge all of them?

It probably can't, so if your backend returns "Vary:" headers, you should
use the url.purge or hash.purge method.

Poul-Henning Kamp       | UNIX since Zilog Zeus 3.20
phk at FreeBSD.ORG         | TCP/IP since RFC 956
FreeBSD committer       | BSD since 4.3-tahoe    
Never attribute to malice what can adequately be explained by incompetence.

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