David Dyer-Bennet wrote:
> When I call update_mtime I seem to get set_etags done automatically as
> well (or perhaps it's set_last_modified that does it?). This is
> *BAD*. It's also not documented anywhere I can find online or in
> _Writing Apache Modules with Perl and C_. (Apache 1.3.22, mod_perl
> 1.26).
>
> This comes up in the process of trying to create a module to cause
> documents using server-side includes to be served with a last-modified
> header but no etag header. I'm at the playing stage, and have a tiny
> module, configured as a content handler for my particular test file,
> which does update_mtime, set_last_modified, and then returns DECLINED
> (causing the request to be processed by default handlers). This works
> in the sense that my handler is being invoked (I get errors if there
> are errors in it :-)) and the file is served; it appears to be doing
> roughly what I expect, except...
>
> I'm getting *both* the mtime I set (either the file mtime if I give no
> arg, or the time I give if I give one) in last-modified *and* the
> default ETAGS header also, which is bad.
the etag and last-modified headers setting has nothing to do with mod_perl
in this case - it's done by default_handler, so if you fallback to
default_handler then you get to deal with its logic and results.
>
> And no documented syntax of set_etag *removes* an etag header, and
> undef and 0 haven't given the desired results.
>
> So, any suggestions?
try
$r->notes('no-etag' => 1);
and see also the 'FileEtag none' directive
http://httpd.apache.org/docs/mod/core.html#fileetag
HTH
--Geoff
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