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Re: Updating a live website with a post-commit hook script

From: Graham Anderson <grahama_at_siren.cc>
Date: 2006-06-29 09:36:00 CEST

thanks :)

that helps a bunch


On Jun 28, 2006, at 11:54 PM, Bob Proulx wrote:

> Graham Anderson wrote:
>> 1) Is there an example script and tutorial on how to update a live
>> web site with a post-commit hook script ?
> I don't know if official examples exist but the implementation is
> really only a few lines.
>> 2) Does this comply with a 'best practices' use for subversion ? At
>> this point, I am a bit too green to evaluate if this is ok.
> Yes. This is a best practice. It is recommended in the FAQ as you
> noted in your message.
> http://subversion.tigris.org/faq.html#website-auto-update
> Let's assume a subversion repository at /srv/svn/www and a web
> document root at /srv/www. You could have a post-commit hook at
> /srv/svn/www/hooks/post-commit with this content:
> #!/bin/sh
> cd /srv/www || exit 1
> svn update --quiet
> exit 0
> A very simple process. Change directory to the live web working copy
> and update it.
> This process will run as the web process uid. On my machine that
> means the www-data user. On other machines it will be different. The
> live working copy needs to be owned by the www-data user or at least
> be writable by it so that the web server uid can update it.
> Of course you don't need to use the https:// protocol to update. You
> could use the svn+ssh:// protocol. But if you are updating a web page
> then we can assume that you have a web server and so have https://
> available. This avoids a permission problem.
> If you use svn+ssh:// then the post-commit is run as the committing
> uid which will be different for everyone. For a web server document
> root keeping it writable by everyone is probably not what you want to
> do. This is where the little C program wrapper described in the FAQ
> becomes useful. Set up a set-uid program to switch to a pseudo user
> to update the web document root. Make it writable only by that pseudo
> user.
> Hope that helps!
> Bob

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Received on Thu Jun 29 09:37:36 2006

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