Re: Squid store replacement policies

From: Henrik Nordstrom <hno@dont-contact.us>
Date: Tue, 25 Apr 2000 08:11:04 +0200

Alex Rousskov wrote:

> Shouldn't "index walker" return "read-only" objects? Sounds dangerous to
> provide a write access to objects the order of which is not supposed to
> be changed (from the walker point of view).
>
> The latter would make API different for the two kinds of walkers, but
> that actually may be a good thing! I can hardly imagine a reasonable
> application that uses a "walker" without knowing whether that walker
> modifies the store or not. Making walker "types" different may prevent
> people from doing stupid things like searching for an object with a
> "purge" walker.

Good point.

Hmm.. I'll think about this during the day but I will probbaly make the
proposed change even if it increases the size of the API definition.
From a policy implementation point of view it does not make much of a
difference as the two behaves quite differently anyway.

/Henrik
Received on Tue Apr 25 2000 - 00:17:11 MDT

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