Internals - URL rewrite                       

Apache RewriteRule
 ServerAdmin ftpmaster@debian.or.jp
 ServerName snapshot.debian.net
 DocumentRoot /org/snapshot.debian.net/var/www
 ErrorLog /org/snapshot.debian.net/var/log/apache/error.log
 CustomLog /org/snapshot.debian.net/var/log/apache/access.log combined
 Alias /archive/ /archive/
 RewriteEngine on
 RewriteMap datestr prg:/org/ftp.jp.debian.org/etc/apache/date-rewrite.rb # date +'%Y/%m/%d' -d '$1'
<Directory /archive/>
 Options Indexes FollowSymlinks
 RewriteEngine on
 RewriteBase /archive/
 RewriteRule ^2002/(.*) http://hikaru.fsij.org/archive/2002/$1 [L,P]
 RewriteRule ^2003/(0[1-5]/.*) http://hikaru.fsij.org/archive/2003/$1 [L,P]
 RewriteRule ^date/(....[^/]+)/(.*) /archive/${datestr:$1}/$2 [L]
 RewriteRule ^dists/pool/(lib.|.)(.*) /archive/pool/$1/$1$2 [L]
</Directory>