proxy_pass to different upstreams based on a cookie in the http request header

Francis Daly francis at
Wed Jun 11 17:10:08 UTC 2014

On Wed, Jun 11, 2014 at 12:46:41AM -0700, Kunal Pariani wrote:

Hi there,

> Am wondering if there is a way to proxy (i.e proxy_pass inside location
> directive) to different set of upstreams based on whether a particular
> cookie is present or not in a http request header.

You can use a map (
to set a variable based on a cookie
and you can use a variable in your proxy_pass directive

So it looks like it should Just Work.

Francis Daly        francis at

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