Re: [Duplicity-talk] problems trying to use par2

[John Covici]

Thanks, the par2 command line was not mentioned in the  local manpage
as well.  I will see if I can figure out a patch for that.

edgar.soldin--- via Duplicity-talk wrote:
> 
> right,
> 
> http://duplicity.nongnu.org/duplicity.1.html#sect30
> lists the command line binary 'par2cmdline' but not pexpect, probably because 
> it is usually a dependency by the distro's packaging as it is needed for 
> pexpect+ssh://, the legacy ssh backend.
> 
> how about providing a patch for the manpage ;) adding the pexpect line. it is 
> already there for pexpect ssh?
> 
> ..ede/duply.net
> 
> On 08.05.2017 12:36, John Covici wrote:
> > Thanks all for your response.
> > 
> > OK, that makes sense -- I wish the requirements were in the man page
> > -- would have saved me a lot of fooling around.
> > 
> > there is also a package libpar2 -- do I need this as well?
> > 
> > On Mon, 08 May 2017 06:22:14 -0400,
> > edgar.soldin--- via Duplicity-talk wrote:
> >>
> >> John,
> >>
> >> A.
> >> wrt. to the first issue.. i am pretty sure that you cannot start using 
> >> par2 backend just within a chain. it will try to download the par2 files 
> >> for the existing chain, which obviously were never created, so a missing 
> >> resource exception sounds only natural.
> >> solution: start a new chain by creating a new full.
> >>
> >> B.
> >>> Attempt 2 failed. ExceptionPexpect: The command was not found or was
> >>> not executable: par2.
> >> make sure that you have par2 installed. it is a command line binary eg. 
> >> like gpg. them make sure it is in PATH environment and can be executed by 
> >> running 'par2' on the command line.
> >>
> >> ..ede/duply.net
> >>
> >>
> >> On 08.05.2017 11:05, John Covici via Duplicity-talk wrote:
> >>> Well, I now know that I am using pexpect 4.2.1, and so I tried it on a
> >>> full backup to see if it would work any better.  It kept saying things
> >>> like
> >>> Making directory /tmp/duplicity-29_4Gr-tempdir/duplicity_temp.7
> >>> Create Par2 recovery files
> >>> Attempt 2 failed. ExceptionPexpect: The command was not found or was
> >>> not executable: par2.
> >>>
> >>> I do have version 4.2.1 of pexpect installed.  Am I doing something
> >>> wrong or is par2 just broken?
> >>>
> >>> On Sun, 07 May 2017 04:43:17 -0400,
> >>> Bach, Matthias wrote:
> >>>>
> >>>> Hi John,
> >>>>
> >>>> • Which version of Duplicity are you using?
> >>>> • Has it worked without the par2 backend?
> >>>> • Which version of the azure-storage package are you using?
> >>>>
> >>>> Kind Regards,
> >>>> Matthias
> >>>>
> >>>>  <http://www.blue-yonder.com/>
> >>>>  
> >>>> Dr. Matthias Bach
> >>>> Senior Software Engineer
> >>>>  
> >>>> address@hidden
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> >>>>  
> >>>> Blue Yonder GmbH
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> >>>> Am 06.05.17, 09:23 schrieb "Duplicity-talk im Auftrag von John Covici 
> >>>> via Duplicity-talk" <address@hidden im Auftrag von address@hidden>:
> >>>>
> >>>>     Hi.  I am using asure as my backup and I decided to try using par2 to
> >>>>     gain some redundancy.  I just started to use it on an incremental
> >>>>     backup, and if it works use it on the next full one.
> >>>>     
> >>>>     Now two things happened.  It wanted a module called pexpect which was
> >>>>     not there, but I found and installed the module.
> >>>>     
> >>>>     Then I got the following instead of a backup.
> >>>>     
> >>>>     Added incremental Backupset (start_time: Thu May  4 03:01:00 2017 /
> >>>>     end_time: Fri May  5 03:01:08 2017)
> >>>>     Last full backup date: Sat Oct 15 03:49:55 2016
> >>>>     Making directory /tmp/duplicity-vE26jR-tempdir/duplicity_temp.1
> >>>>     Deleting tree /tmp/duplicity-vE26jR-tempdir/duplicity_temp.1
> >>>>     Deleting
> >>>>     
> >>>> /tmp/duplicity-vE26jR-tempdir/duplicity_temp.1/duplicity-inc.20170504T070100Z.to.20170505T070108Z.manifest.gpg.par2
> >>>>     Deleting /tmp/duplicity-vE26jR-tempdir/duplicity_temp.1
> >>>>     Giving up after 1 attempts. AzureMissingResourceHttpError: The
> >>>>     specified blob does not exist.
> >>>>     
> >>>>     Thanks in advance for any suggestions.
> >>>>     
> >>>>     -- 
> >>>>     Your life is like a penny.  You're going to lose it.  The question 
> >>>> is:
> >>>>     How do
> >>>>     you spend it?
> >>>>     
> >>>>              John Covici
> >>>>              address@hidden
> >>>>     
> >>>>     _______________________________________________
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> >>>>
> >>>>
> >>>
> >>
> >>
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-- 
Your life is like a penny.  You're going to lose it.  The question is:
How do
you spend it?

         John Covici
         address@hidden