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Re: [users@httpd] Getting hostname from FQDN as variable in config file


On 10 May 2018 at 15:09, Eric Covener <covener@xxxxxxxxx> wrote:
> On Thu, May 10, 2018 at 9:56 AM, sebb <sebbaz@xxxxxxxxx> wrote:
>> Is it possible the access the hostname part of a FQDN in a config file?
>>
>> For example, suppose the config has the following condition:
>>
>> <If "-d '/var/test/%{HTTP_HOST}'">
>>
>> This might resolve to a directory such as:
>>
>> /var/test/NAME.example.com
>>
>> Is there a way to resolve just the initial part of the host, i.e. NAME?
>
> I think there are some quirks that make this a little unruly. But you
> could extract it with a simple SetEnvIf in advance than look at the
> set environment variable instead:

Thanks!

> SetEnvIf Host ^([^.]+) HOST_UNQUALIFIED=$1
>
> Then use reqenv('HOST_UNQUALIFIED') instead of the variable.

Turns one needs to use a different syntax:

<If "-d '/var/test/%{reqenv:HTTP_UNQUALIFIED}'">


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