Re: Rewrite: modify http_host for many subdomains

[Justin Pasher <justinp@xxxxxxxxxxxxxxxxxxx>]

Pete Nesbitt wrote:
> Hi,
> We are changing one of our domain names which has about 150 host/subdomains. 
> Apache version is 2.0.52 on RHEL4
>
> Current http_host's would look something like this:
> service1.old-domain.com
> service2.old-domain.com
> host1.subdom1.old-domain.com
> etc...
>
> I need to make them read:
> service1.new-domain.com
> service2.new-domain.com
> host1.subdom1.new-domain.com
>
> From what I can see I would need to add a separate rewrite set for each host 
> within the old domain:
>  RewriteCond %{HTTP_HOST} ^service1\.old-domain\.com$ [NC]
>  RewriteRule ^(.*)$  service1.new-domain.com$1  [R=301,L]
>
>  RewriteCond %{HTTP_HOST} ^service2\.old-domain\.com$ [NC]
>  RewriteRule ^(.*)$  service2.new-domain.com$1  [R=301,L]
>  etc...
>   

Assuming that all of them end in old-domain.com, something like this 
should work (untested, but the concept should work):

RewriteCond %{HTTP_HOST} (.*)\.old-domain\.com$ [NC]
RewriteRule ^/(.*)  http://%1.new-domain.com/$1  [R=301,L]


--
Justin Pasher

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