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On Wed, Apr 08, 2009 at 11:06:24PM +0300, Nikos Chantziaras wrote: |
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> Momesso Andrea wrote: |
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>> I'm not a professional admin, but I run a web server that was supposed |
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>> to be a small system for a couple of users (my wife and her students), |
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>> and now became something bigger with some amount of traffic, and some |
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>> people rely on it for critical data. |
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>> Since the scope of the site changed I'd like to add some extra security. |
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>> As now all I have are dayly snapshot backup of the server hard disk on |
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>> an external disk and weekly I move one of those snapshot on a disk that |
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>> I store off site and is used only for this scope. |
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>> In the same lan I also run another machine that I use as a home server |
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>> for personal purpose. |
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>> I'd like to keep a mirror of all the webapps running on the main server |
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>> in this machine for two puroposes: |
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>> 1) Have a backup working site, so that if something goes wrong, in the |
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>> time I reinstall from backup, fix hardware or wathever, I can redirect |
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>> the traffic on the salve machine (possibly in read only mode). |
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> |
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> Put them both behind a NAT. When one goes down, you NAT the port to the |
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> other machine. |
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> |
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Ok, nice suggestion. |
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|
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>> 2) Keeping a copy of the working site on a virtual host in the other |
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>> machine allows the admin (my wife) to test new stuff, change things, add |
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>> modules, without putting in danger the main site. |
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> |
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> rsync the main machine to the second machine. You can rsync specific |
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> folders. If your website is in /var/www of the first machine, you can |
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> rsync that to the /var/www of the second for example. |
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> |
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>> What I ask is some advice on best practice to achieve the needed result; |
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>> I suppose that all I need is to rsync the webserver directory in a |
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>> virtual server on the slave machine and to dump the databases, but I'm |
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>> not sure this will be enough. |
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> |
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> rsync does the mirroring, NAT does the redirection of traffic. Those are |
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> the tools used by most to achieve what you described. |
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> |
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Ok, but what about databases? Joomla has his own and mediawiki too... |
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Just dump it and copy it? Will it work? |
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--- |
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TopperH |
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http://topperh.blogspot.com |
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