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From Mithun Bhattacharya <mit...@gmail.com>
Subject Re: ServerAlias has maximum length ?
Date Mon, 02 Oct 2017 15:08:15 GMT
Related but not completely we have a apache config written in Perl which
refuses to honor our PerlPassEnv beyond a certain string length - it is bad
enough for us to actively consider not writing our Apache config in Perl
even though it provides a lot of flexibility.

On Mon, Oct 2, 2017 at 9:06 AM, Thomas den Braber <thomas@delos.nl> wrote:

> I found a strange problem when upgrading from Apache 2.2 with modperl 2.09
> to Apache 2.4 with modperl 2.10
>
> I use <perl> sections to write the configuration of Apache.
> To set the ServerAlias, I use:
>
> ServerAlias => 'alias1.domain.com alias2.domein.com alias3.domein.com'
> (with about 10 domains)
>
> All domains up to 179 characters will work, all after 179 (or 180, not
> sure here)  will not work and will corrupt the configuration.
>
> In the Apache configuration seen with /Perl-status all aliases are visible.
> But with httpd -S  only the the first 180 characters or shown and the
> others will not work.
>
> After this 180 characters the next configuration line is added (DavLockDB
> /srv2/sites/sol/index/DavLock is the next configuration line)
>
> From perl-status
>
> ......
> 'ServerAlias' => 'webhop.media2test.net sol.delos.nl media2test.webhop.net
> 192.168.2.5 127.0.0.1 testlab.media2test.net lab.media2test.net
> thomas.media2test.net thomas2.media2test.net thomasenlangg.media2test.net
> ab123.media2test.net',
> 'DavLockDB' => '/srv2/sites/sol/index/DavLock',
> 'RewriteEngine' => 'On',
> .......
>
> With httpd -S
> VirtualHost configuration:
> *:80                 is a NameVirtualHost
>          default server testlab.media2test.net (mod_perl:2)
>          port 80 namevhost testlab.media2test.net (mod_perl:2)
>                  alias webhop.media2test.net
>                  alias sol.delos.nl
>                  alias mediafiler.webhop.net
>                  alias 192.168.2.5
>                  alias 127.0.0.1
>                  alias testlab.media2test.net
>                  alias lab.media2test.net
>                  alias thomas.media2test.net
>                  alias thomas2.media2test.net
>                  alias thomasenlangg.media2test.net
>                  alias DavLockDB
>                  alias /srv2/sites/sol/index/DavLock
>
>
> Strange ?
>
> I solved it temporarily by using wild cart domains to stay below 179
> characters.
>
> Any ideas ?
>
> --
> Thomas den Braber
>
>

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