Re: Exclude patterns

[Bob Williams <linux@barrowhillfarm.org.uk>]

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On 29/06/14 14:04, jerry wrote:
> Damn I love Unix.  Tarsnap doesn't do exclude files.  I REALLY
> want exclude files.  I like having the excludes enumerated as close
> as possible to the actual files.  And that --nodump thing leaves
> me completely cold.  An invisible flag that affects how things
> work?  I don't think so.  I always think about how the thing will
> work without protest for - oh, say - three years.  Then it will
> break and I will have to fix it, and I won't remember what I did.
> So I really want those exclude files.  Out in the open, right next
> to the files being backed up.
> 
> Getting back to loving Unix:  I wrote a quickie wrapper for
> tarsnap in Perl.  It goes and gets the excludes file from the top
> directory of the tree being backed up, and creates a tarsnap 
> command line.  Here it is:
> 

[snipped perl code]

> So I have a file, /root/excludes, which consists of: --------------
> snip --------------------- # tarsnap excludes.  Maybe works for
> rsync also? *~                      # editor backup files 
> .cpan/sources           # cpan cruft .cpan/Metadata          # more
> cpan cruft .cpan/build             # when will the cpan madness
> end? -------------- endsnip -----------------------------
> 
> I execute the command: ./etarsnap --dry-run -cvf root /root
> 
> which generates and executes the following command:
> 
> /usr/local/bin/tarsnap --exclude /root/.cpan/build --exclude 
> /root/.cpan/Metadata --exclude /root/.cpan/sources --exclude *~ 
> --dry-run -cvf root /root
> 
Jerry, this looks good (though I am also not a perl programmer).

But how is maintaining a list of paths/files to be excluded in
/root/excludes different to maintaining a similar list in
/usr/local/etc/tarsnap.conf ?

Bob
- -- 
Bob Williams
System:  Linux 3.11.10-17-desktop
Distro:  openSUSE 13.1 (x86_64) with KDE Development Platform: 4.13.2
Uptime:  06:00am up 20:14, 4 users, load average: 0.13, 0.12, 0.13
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