Re: [Duplicity-talk] rdiff during file restoration

[edgar . soldin]

On 22.10.2013 15:58, Kirsten wrote:
> Hello, all.
> 
> I'm in over my head.  If I can just get my data successfully restored -- or, 
> of course, if I can't -- I'll go quietly back to Newbieland.
> 
> I'm not sure what happened to make Deja Dup unable to restore my data as 
> requested via GUI.  It has worked seamlessly in the past.  This latest time, 
> though, I just kept being asked for my encryption password, over and over. 
> 
> In case it matters, I'm using Ubuntu 13.04 64-bit.  The files to restore were 
> created on Ubuntu 13.04 32-bit.  I did, before anything else, reinstall the 
> 32-bit and try restoring from there, but it made no difference.
> 
> I have followed these "Worst Case" 
> <https://wiki.gnome.org/Apps/DejaDup/Help/Restore/WorstCase> directions 
> (bottom of the page), and have, I believe, successfully decrypted and 
> extracted my backup files.  I'm stuck at the rdiff step, due to my general 
> ignorance.  The sources of help that got me this far have dried up.  I hope 
> someone here will help me on what seems to be the final stretch.
> 
> Man pages are still pretty inscrutable to me.  
> http://linux.die.net/man/1/rdiff says that there are three steps to 
> "updating" a file, signature, delta, and patch:
> 
>     rdiff [options] signature old-file signature-file
>     rdiff [options] delta signature-file new-file delta-file
> 
>     rdiff [options] patch basis-file delta-file new-file
> 
> I'm not even sure "updating" is what I want, but, given that the Worst Case 
> page says to use rdiff, I'm guessing that this process is for stitching 
> together backup files, which is what I want to do.
> 
> I have files of these sorts:
> 
>     duplicity-full.20130918T163827Z.vol1.difftar
>     duplicity-full-signatures.20130918T163827Z.sigtar
>     duplicity-inc.20130918T163827Z.to.20130920T024153Z.manifest
>     duplicity-inc.20130918T163827Z.to.20130920T024153Z.vol1.difftar
>     duplicity-new-signatures.20130918T163827Z.to.20130920T024153Z.sigtar
> 
> with multiple "full" and "inc" volumes.
> 
> I also, as predicted for this stage on the Worst Case page, have 
> "multivol_snapshot" and "snapshot" folders (as well as "multivol_diff" and 
> "diff" folders).
> 
> Could someone please show me the code for putting these files back into one 
> piece?  I did post first to the rdiff-backup-users list, but was referred to 
> this list instead.
> 
> I would be very grateful indeed for your help.
> 


before anything else you should try to restore directly with duplicity. if 
there is an error, run again with max. verbosity '-v9' and post the complete 
console output (obfuscate info you deem to be private with ***) here zipped or 
via http://pastebin.com/ .

..ede/duply.net