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From Eric Covener <>
Subject Re: issue with "uncacheable" cache revalidations
Date Tue, 01 Dec 2015 18:13:01 GMT
On Tue, Dec 1, 2015 at 12:15 PM, Graham Leggett <> wrote:
>> I've been looking at an issue where a revalidation
>> of a stale cache entry fails because the 304 response
>> on the revalidation doesn't contain its own CC or Expires
>> but the URL has a query string.  This kicks the revalidation
>> response out of the cache save filter early and we never
>> get to look at the stale handle and update the headers.
> As I recall there is a specific code path for responses that say "we've asked for revalidation,
revalidation was successful but not cacheable. Return cached data but invalidate it, it is
the best we can do".

You're right, I missed that when comparing to my snapshot. It's
prefixed by the "Hold the phone..." comment.

Eric Covener

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