[CentOS-mirror] Mirror Changes - Important (fwd)

[ols3]

Thank you.

We have setted up our mirror tree. 

ftp://ftp2.tnc.edu.tw/pub1/caos
ftp://ftp2.tnc.edu.tw/pub1/centos

http://ftp2.tnc.edu.tw/pub1/caos/
http://ftp2.tnc.edu.tw/pub1/centos/

Regards 
OLS3



On Mon, 18 Apr 2005 17:59:38 +0100 (BST), Lance Davis wrote
> We sent out notification of changes to mirroring on 30th March and 
> you dont seem to have implemennted the changes yet.
> 
> Please let me know if there is a problem, or make the changes as 
> soon as possible so that we can close off the old system.
> 
> Thanks
> 
> Regards
> Lance
> 
> -- 
> uklinux.net - 
> The ISP of choice for the discerning Linux user.
> 
> ---------- Forwarded message ----------
> Date: Wed, 30 Mar 2005 21:42:11 +0100 (BST)
> From: Lance Davis <lance at uklinux.net>
> Reply-To: Mailing list for CentOS mirrors. <centos-mirror at centos.org>
> To: centos-mirror at centos.org
> Cc: caos-mirror at caosity.org
> Subject: [CentOS-mirror] Mirror Changes - Important
> 
> Due to the split of mirrors with cAos , it will be necessary for 
> mirrors to make some changes to the way that they mirror the CentOS 
> tree, as moving forward it will no longer be a part of the caosity tree.
> 
> Firstly mirrors need to decide whether they are mirroring CentOS or 
> cAos or both. They are distinct operating systems, CentOS is a 
> rebuild of Enterprise Linux , whereas cAos is an rpm based 
> distribution in its own right.
> 
> For more information see www.centos.org or caos.caosity.org
> 
> At present both trees are mirrored with a single rsync of 
> mirror.caosity.org::cAos - moving forward two rsyncs will be needed :-
> 
> mirror.caosity.org::caosity that will get the caos tree
> 
> and
> 
> msync.centos.org::CentOS that will get the CentOS tree
> 
> Please note that at present CentOS will be listed and stored within 
> the cAos tree, this should not be the case in the future - CentOS 
> should never be stored or listed as a part of cAos or caosity.
> 
> Mirror Changes
> --------------
> 
> In order to achieve the changes required with minimum download 
> bandwidth the following steps should be carried out. (Note that 
> individual circumstances may vary - if in doubt do nothing and ask) .
> 
> 1. Stop cron based rsync job from syncing
> 
> 2. Move the CentOS tree to its new location, which should be at the 
> root    of the publically served tree.
> 
>    This can either be achieved with 'mv' or if you want a 2nd chance 
> at it    'cp -al' which will create a hardlinked copy of the tree 
> (as long as it    is on the same partition)
> 
>    eg with directory structure 	/pub
> 				/pub/caos
> 				/pub/caos/centos
> 
>    cp -al /pub/caos/centos /pub/
>    or
>    mv /pub/caos/centos /pub
> 
>    to end up with 		/pub/
> 				/pub/caos
> 				/pub/centos
>    (and 			/pub/caos/centos/ if using cp -al)
> 
> 3. Create a new rsync cron job to sync the CentOS tree (if required) 
> . This should be    something like :-
> 
>    rsync -aqzH --delete msync.centos.org::CentOS /pub/
> 
>    *** note the change to msync.centos.org *** mirror.centos.org is 
>    deprecated for rsync use - to allow us to use different servers 
> for yum    mirrors.
> 
>    please use rsync -anvzH --delete msync.centos.org::CentOS /pub/ 
>    first to test that the command will do the right thing ('n' is 
> dry run    and will just show what wil be transferred - which in 
> theory should be very    little - if it says 40 GB + then the 
> command is wrong !!)
> 
> Note that due to the way that rsync works any updates will only be 
> written to this new tree and not the hardlinked tree left behind if 
> using cp -al above ( that can be deleted once you are happy with the 
> new location working).
> 
> 4. Create a new rsync cron job to sync the cAos tree (if required). 
> This should be something like :-
> 
>    rsync -aqzH --delete mirror.caosity.org::caosity /pub/
> 
>    *** note the change to ::caosity - ::cAos will still sync both 
> trees        for mirrors that havent restructured yet.               
>         ***
> 
>    This will also delete the CentOS tree left underneath the caos 
> tree    above.
> 
> You should now have both trees in the correct places.
> 
> 5. Please email the list to say that you have restructured your 
> mirror and what the new urls will be for public use. We will update 
> the databases to reflect these new locations.
> 
> 6. It is not necessary to mirror all of centos if you do not wish to 
> - eg you can choose whether to carry 2.1 , 3.3, 3.4, 4.0 - but 
> please note in the email any trees that you will not be carrying and 
> we will note that in the database.
> 
> 7. In the very near future we will be restricting access to 
> msync.centos.org to publically listed mirrors only - we have to 
> establiush a way for new mirrors to sync first though.
> 
> 8. We will be tracking which mirrors have/havent restructured and 
> will contact individual mirrors accordingly.
> 
>  There is now an irc channel - #centos-mirror 
> on irc.freenode.net where mirroring discussions may be held.
> 
> Lance
> 
> -- 
> uklinux.net - 
> The ISP of choice for the discerning Linux user.
> 
> _______________________________________________
> CentOS-mirror mailing list
> CentOS-mirror at centos.org
> http://lists.centos.org/mailman/listinfo/centos-mirror


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