Re: [Duplicity-talk] duplicity fails to do incremental backups on Ubuntu Feisty

[Bill Broadley]

Ah, I'm having the same problem with ubuntu 6.10 fully patched.

I thought it was my fault since I never had it work.  Ubuntu <-> RHEL
does the same thing, I haven't tried RHEL <-> RHEL.

Gabriel Ambuehl wrote:
> Hi,
> this leaves me dumbfounded: when I upgraded from Ubuntu Edgy to the Feisty pre 
> releases, duplicity stopped working correctly. It still does backups, but 
> whenever I try to run incremental backups, it just starts backing up 
> everything again. The output says it compares the files to none like it would 
> do for a full backup:
>
> A very short test run for a directory with just one dummy file shows that (see 
> below). The first backup is a full one like it should be, but the second one 
> fails to use the signatures and does backup both entries again. 
>
> I'd very much appreciate any comments on this. librsync in question is an  
> Ubuntu Feisty package, namely:
> librsync-dev       0.9.7-1           
> librsync1          0.9.7-1            
>
> This happens with both duplicity-0.4.2 from Ubuntu  and one installed with 
> python setup.py install.
>
> I'd very much appreciate any comments on this.
>
> Regards,
> Gabriel
>
> Output of aforementioned test run:
>
> $ duplicity -v 9  duplicity-test file:///tmp/duplicity/
> Main action: inc
> Collection Status
> -----------------
> Connecting with backend: LocalBackend
> Archive dir: None
> No backup chains with active signatures found
>
> Found 0 backup chains without signatures.
> No orphaned or incomplete backup sets found.
> PASSPHRASE variable not set, asking user.
> GnuPG passphrase:
> Retype to confirm:
> No signatures found, switching to full backup.
> Selecting duplicity-test
> Comparing () and None
> Getting delta of (() duplicity-test dir) and None
> Generating delta - new file: .
> Selecting duplicity-test/helloworld.txt
> Comparing ('helloworld.txt',) and None
> Getting delta of (('helloworld.txt',) duplicity-test/helloworld.txt reg) and 
> None
> Generating delta - new file: helloworld.txt
> Writing /tmp/duplicity/duplicity-full.2007-02-23T21:14:51+02:00.vol1.difftar.gpg
> Deleting /tmp/tmpAhqUke
> Writing /tmp/duplicity/duplicity-full.2007-02-23T21:14:51+02:00.manifest.gpg
> Deleting /tmp/tmpTJT5LP
> Writing 
> /tmp/duplicity/duplicity-full-signatures.2007-02-23T21:14:51+02:00.sigtar.gpg
> Deleting /tmp/tmpdB89Fl
> Ignoring file 'duplicity-full-signatures.2007-02-23T21:14:51+02:00.sigtar.gpg'
> --------------[ Backup Statistics ]--------------
> StartTime 1172261693.29 (Fri Feb 23 21:14:53 2007)
> EndTime 1172261693.31 (Fri Feb 23 21:14:53 2007)
> ElapsedTime 0.02 (0.02 seconds)
> SourceFiles 2
> SourceFileSize 4101 (4.00 KB)
> NewFiles 2
> NewFileSize 4101 (4.00 KB)
> DeletedFiles 0
> ChangedFiles 0
> ChangedFileSize 0 (0 bytes)
> ChangedDeltaSize 0 (0 bytes)
> DeltaEntries 2
> RawDeltaSize 5 (5 bytes)
> TotalDestinationSizeChange 386 (386 bytes)
> Errors 0
> -------------------------------------------------
>
> $ duplicity -v 9  duplicity-test file:///tmp/duplicity/
> Main action: inc
> Ignoring file 'duplicity-full-signatures.2007-02-23T21:14:51+02:00.sigtar.gpg'
> Collection Status
> -----------------
> Connecting with backend: LocalBackend
> Archive dir: None
>
> Found a complete backup chain with matching signature chain:
> -------------------------
> Chain start time: Fri Feb 23 21:14:51 2007
> Chain end time: Fri Feb 23 21:14:51 2007
> Number of contained backup sets: 1
> Total number of contained volumes: 1
>  Type of backup set:                            Time:      Num volumes:
>                 Full         Fri Feb 23 21:14:51 2007                 1
> -------------------------
>
> Found 0 backup chains without signatures.
> No orphaned or incomplete backup sets found.
> PASSPHRASE variable not set, asking user.
> GnuPG passphrase:
> Retype to confirm:
> gpg: CAST5 encrypted data
> gpg: encrypted with 1 passphrase
> gpg: WARNING: message was not integrity protected
> Deleting /tmp/tmpky59bq
> Selecting duplicity-test
> gpg: CAST5 encrypted data
> gpg: encrypted with 1 passphrase
> gpg: WARNING: message was not integrity protected
> Deleting /tmp/tmp-q8ORM
> Comparing () and None
> Getting delta of (() duplicity-test dir) and None
> Generating delta - new file: .
> Selecting duplicity-test/helloworld.txt
> Comparing ('helloworld.txt',) and None
> Getting delta of (('helloworld.txt',) duplicity-test/helloworld.txt reg) and 
> None
> Generating delta - new file: helloworld.txt
> Writing 
> /tmp/duplicity/duplicity-inc.2007-02-23T21:14:51+02:00.to.2007-02-23T21:14:56+02:00.vol1.difftar.gpg
> Deleting /tmp/tmpZ-nHiO
> Writing 
> /tmp/duplicity/duplicity-inc.2007-02-23T21:14:51+02:00.to.2007-02-23T21:14:56+02:00.manifest.gpg
> Deleting /tmp/tmpsGPFec
> Writing 
> /tmp/duplicity/duplicity-new-signatures.2007-02-23T21:14:51+02:00.to.2007-02-23T21:14:56+02:00.sigtar.gpg
> Deleting /tmp/tmpJCyDh9
> --------------[ Backup Statistics ]--------------
> StartTime 1172261698.79 (Fri Feb 23 21:14:58 2007)
> EndTime 1172261699.10 (Fri Feb 23 21:14:59 2007)
> ElapsedTime 0.31 (0.31 seconds)
> SourceFiles 2
> SourceFileSize 4101 (4.00 KB)
> NewFiles 2
> NewFileSize 4101 (4.00 KB)
> DeletedFiles 0
> ChangedFiles 0
> ChangedFileSize 0 (0 bytes)
> ChangedDeltaSize 0 (0 bytes)
> DeltaEntries 2
> RawDeltaSize 5 (5 bytes)
> TotalDestinationSizeChange 384 (384 bytes)
> Errors 0
> -------------------------------------------------
>
>
> ------------------------------------------------------------------------
>
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