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Re: [Duplicity-talk] Restore files older than the last full backup
From: |
edgar . soldin |
Subject: |
Re: [Duplicity-talk] Restore files older than the last full backup |
Date: |
Tue, 17 Nov 2015 12:30:38 +0100 |
User-agent: |
Mozilla/5.0 (Windows NT 5.1; rv:38.0) Gecko/20100101 Thunderbird/38.3.0 |
On 13.11.2015 18:09, Rodrigo Campos wrote:
> On Fri, Nov 13, 2015 at 06:00:02PM +0100, address@hidden wrote:
>> On 13.11.2015 17:53, Rodrigo Campos wrote:
>>> Hi,
>>>
>>> I'm using duplicity 0.6.24 on the server to backup to Amazon S3. To do the
>>> backup, I'm using backupninja that runs duplicity like this:
>>>
>>> duplicity cleanup --force --s3-use-new-style --volsize 100
>>> --no-print-statistics --ssh-options '' --encrypt-key <somekey>
>>> --full-if-older-than 30D --extra-clean --archive-dir
>>> /var/cache/backupninja/duplicity s3+http://<some aws bucket>
>>>
>>> duplicity remove-older-than 60D --force --s3-use-new-style --volsize 100
>>> --no-print-statistics --ssh-options '' --encrypt-key <some key>
>>> --full-if-older-than 30D --extra-clean --archive-dir
>>> /var/cache/backupninja/duplicity s3+http://<some aws bucket>
>>>
>>> duplicity --s3-use-new-style --volsize 100 --no-print-statistics
>>> --ssh-options '' --encrypt-key <some key> --full-if-older-than 30D
>>> --extra-clean --archive-dir /var/cache/backupninja/duplicity --exclude
>>> '/home/*/.gnupg' --exclude '/root/.gnupg' --exclude
>>> '/var/cache/backupninja/duplicity'
>>> --include '/var/backups/mysql/sqldump/' --exclude '**' /
>>> s3+http://<aws bucket>
>>>
>>> And all works fine, I can list the files and everything using duplicity.
>>> It's
>>> great. The thing is when I want to recover a file older than the last full
>>> backup (recover from dates after the last full backup works fine). Then, it
>>> fails with:
>>>
>>> duplicity restore --file-to-restore <file> --time 2015-10-12
>>> 's3+http://<aws bucket>' /tmp/restore
>>> Local and Remote metadata are synchronized, no sync needed.
>>> Last full backup date: Tue Nov 10 01:20:30 2015
>>> <file> not found in archive, no files restored.
>>>
>>> The thing is that the file is in the archive for backups previous than the
>>> last
>>> full backup. I thought that the "remove-older-than 60D ..." makes duplicity
>>> keep the last 2 full backups (as I'm doing "--full-if-older-than 30D") and
>>> I'd
>>> be able to restore those files.
>>>
>>> It seems all the duplicity files are there for previous full backups in the
>>> amazon S3 bucket, but I found the last full backup has a file named:
>>> duplicity-full-signatures.20151110T042030Z.sigtar.gpg
>>>
>>> and previous backups don't. If not for that file, all other files from
>>> previous
>>> backups seem to be there.
>>>
>>> Oh, and I'm running the restore on duplicity 0.7.05.
>>>
>>> Is there something wrong on what I'm doing to backup or try to restore the
>>> files? Does anyone have any idea on what to try?
>>>
>>>
>>
>> using --extra-clean removes the signatures and essentially the ability to
>> list/selectively restore/increment remote backups.
>
> Oh, great, so if I remove that argument what I've tried will work in the
> future?
it should! if not, please come back and we'll have a look together.
>>
>> you should be able to restore everything (w/o parameter --file-to-restore)
>> from a signatureless chain though.
>
> Ohh, that is great! Will try that!
>
please do. same as above applies here.
..ede/duply.net