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Re: SVN respository expiry date

From: Arthur Chan <arthurccube_at_gmail.com>
Date: Tue, 23 Mar 2010 09:14:54 +0800

Hi Jon,

Thanks a bunch, your information is very useful for me!

Best,
Arthur

On Mon, Mar 22, 2010 at 8:37 PM, Jon Foster <Jon.Foster_at_cabot.co.uk> wrote:

> Hi,
>
> Arthur Chan wrote:
> > I am requesting SVN checkin time from my previous company.
> ...
> > However, they told me that SVN only store logs for 3 months
> > by default so that all my commit time were lost.
>
> There are 2 different places you can get "commit time" information.
>
> First, there are the logs from Subversion. These are reliable
> (no-one apart from the system administrator could forge them). They
> are optional - you don't have to generate them. If you do generate
> them, then it's up to you to decide how long to store them for. They
> can log all activity, including commits, checkouts, and updates.
>
> I suspect the logs are what your company is talking about, and it's
> quite plausible for them to be stored for only 3 months.
>
> Secondly, there is the "svn:date" revision property in the
> repository. These may or may not be reliable, depending on whether
> your repository has a "pre-revprop-change" hook that allows them to
> be changed. (By default, they cannot be forged by anyone other than
> the system administrator. But if your system administrator
> installs a "pre-revprop-change" hook that allows it, then any
> committer can change them to any value, without leaving an audit
> trail). They are generated automatically by Subversion, you can't
> (easily) turn them off. Subversion will store them forever (or
> until someone changes or deletes them). These only tell you the
> commit time, they won't tell you about checkouts or updates.
>
> Kind regards,
>
> Jon
>
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Received on 2010-03-23 02:15:19 CET

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