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


From: edgar . soldin
Subject: Re: [Duplicity-talk] problems trying to use par2
Date: Mon, 8 May 2017 14:22:15 +0200
User-agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:52.0) Gecko/20100101 Thunderbird/52.1.0

sure? check the REQUIREMENTS section. it should be identical to
  http://duplicity.nongnu.org/duplicity.1.html#sect30

if not. where did you get your copy. how did you install it? ..ede/duply.net

On 08.05.2017 14:20, John Covici wrote:
> Its 0.7.12. par2 command not mentioned.
> On Mon, 08 May 2017 08:14:45 -0400,
> edgar.soldin--- via Duplicity-talk wrote:
>>
>> maybe your duplicity is simply old ;)? ..ede/duply.net
>>
>> On 08.05.2017 13:17, John Covici wrote:
>>> 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
>>>>>>>> T    +49 721 383117 6244
>>>>>>>>  
>>>>>>>> Blue Yonder GmbH
>>>>>>>> Ohiostraße 8
>>>>>>>> 76149 Karlsruhe
>>>>>>>>  
>>>>>>>> blue-yonder.com <http://www.blue-yonder.com/>
>>>>>>>> @BlueYonderTech <https://twitter.com/BlueYonderTech>
>>>>>>>> tech.blue-yonder.com <http://tech.blue-yonder.com/>
>>>>>>>>  
>>>>>>>>  
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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
>>>>>>>>     
>>>>>>>>     _______________________________________________
>>>>>>>>     Duplicity-talk mailing list
>>>>>>>>     address@hidden
>>>>>>>>     https://lists.nongnu.org/mailman/listinfo/duplicity-talk
>>>>>>>>     
>>>>>>>>
>>>>>>>>
>>>>>>>
>>>>>>
>>>>>>
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