Re: RewriteCond - is this fast fail?

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Thanks, that's very helpful.

Maybe this info could be added to the user docs?

On Wed, 11 Jan 2023 at 12:18, Daniel Gruno <humbedooh@xxxxxxxxxx> wrote:
>
> On 2023-01-11 13:16, Daniel Gruno wrote:
> > On 2023-01-11 12:58, sebb wrote:
> >> On Tue, 10 Jan 2023 at 23:33, Frank Gingras <thumbs@xxxxxxxxxx> wrote:
> >>>
> >>> Do a quick test, and enable the rewrite log. Make sure you use a log
> >>> level of 5 to see those details.
> >>
> >> Whilst the test might be quick, setting it up is not.
> >>
> >> Does no-one here know the answer?
> >
> > RewriteRule is evaluated first. If that matches, the RewriteCond
> > directives are evaluated one at a time. If a condition fails, and there
> > is no [OR] flag, then the evaluation stops and does not continue to the
> > next RewriteCond
> >
> > This is defined in
> > https://github.com/apache/httpd/blob/trunk/modules/mappers/mod_rewrite.c#L4230 and onwards.
>
> FWIW, this is also why %N is only available in the substitution
> argument, and not in the pattern argument of a RewriteRule, as %N hasn't
> been defined at the pattern matching point of a RewriteRule.
>
> >
> >>
> >>> On Tue, Jan 10, 2023 at 6:28 PM sebb <sebbaz@xxxxxxxxx> wrote:
> >>>>
> >>>> On Tue, 10 Jan 2023 at 23:21, Frank Gingras <thumbs@xxxxxxxxxx> wrote:
> >>>>>
> >>>>> The implicit behaviour for multiple RewriteCond directives is AND,
> >>>>> unless you use [OR].
> >>>>
> >>>> Yes, that is documented.
> >>>>
> >>>>> So without [OR], all the conditions have to match to apply the
> >>>>> rewrite rule.
> >>>>
> >>>> Yes, but are any subsequent conditions evaluated?
> >>>>
> >>>>> On Tue, Jan 10, 2023 at 6:06 PM sebb <sebbaz@xxxxxxxxx> wrote:
> >>>>>>
> >>>>>> Does the first RewriteCond that fails cause any following RewriteCond
> >>>>>> entries to be skipped?
> >>>>>> (up to the RewriteRule)
> >>>>>>
> >>>>>> I would hope that is the case, but AFAICT it is not explicitly
> >>>>>> stated.
> >>>>>>
> >>>>>> If it is the case, perhaps it would be worth making explicit?
> >>>>>> (and suggesting that the cheapest checks are done first).
> >>>>>>
> >>>>>> Sebb
> >>>>>>
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