[Pardus-devel] Improving availability and guaranteeing integrity in ISO downloads

[S.Çağlar Onur]

Hi Antony;

14 Haz 2007 Per tarihinde, Anthony Bryan şunları yazmıştı: 
> I was hoping you could check out Metalinks for your ISO downloads.
> Metalink is an XML format supported by download managers that
> lists all the mirrors & p2p sources you can get a file from, along
> with checksums and other stuff. The idea is to make the whole download
> process easier, automated, and less error prone. If you include chunk
> checksums, ftp/http downloads can be repaired instead of starting over from
> the beginning.
>
> I've put metalinks up at http://www.metalinker.org/samples.html#pardus
> . The chunk
> checksums are very important, because w/o them I got errors in the
> FTP/HTTP download. I ended up using bittorrent to correct the
> errors until I could make metalinks w/ the chunk checksums, but some
> people can't use p2p where they are.
>
> Around 12 download managers, FTP & p2p clients support Metalink. If
> you're interested in using Metalink, you can include download tools
> like aria2 ( http://aria2.sourceforge.net/ ) in your distribution.
> openSUSE, OpenOffice.org, and a bunch of other Linux/BSD distributions
> use it.

First of all thanks for reminding this to us, we will start to provide needed 
metalink files with Beta2+ :) and by the way aria2 is already included in 
Pardus (pisi it aria2 or search aria2 from package-manager) 

> More info at http://en.wikipedia.org/wiki/Metalink
>
> Here's part of what a .metalink looks like:
>
> <?xml version="1.0" encoding="utf-8"?>
> <metalink version="3.0" generator="Metalink Editor version 1.0.0"
> xmlns="http://www.metalinker.org/">
>   <publisher>
>     <name>Pardus Linux</name>
>     <url>http://www.pardus.org.tr/</url>
>   </publisher>
>   <identity>Pardus Linux</identity>
>   <version>2007.2_Beta</version>
>   <files>
>     <file name="Pardus-Kurulan-2007.2_Beta.iso">
>       <size>719085568</size>
>       <verification>
>         <hash type="md5">d10dce4cf43bcb74cd2c0509afc58cb5</hash>
>         <hash type="sha1">b2a4f470c24e36b8b077cbfc0284c15a0a008e9a</hash>
>       </verification>
>       <resources>
>         <url type="ftp" location="tr"
> preference="100">ftp://ftp.pardus.org.tr/pub/pardus/kurulan/2007.2_Beta/Par
>dus-Kurulan-2007.2_Beta.iso</url> </resources>
>     </file>
>   </files>
> </metalink>

Cheers
-- 
S.Çağlar Onur <caglar at pardus.org.tr>
http://cekirdek.pardus.org.tr/~caglar/

Linux is like living in a teepee. No Windows, no Gates and an Apache in house!
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