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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: |
Fri, 13 Nov 2015 18:00:02 +0100 |
User-agent: |
Mozilla/5.0 (Windows NT 5.1; rv:38.0) Gecko/20100101 Thunderbird/38.3.0 |
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.
you should be able to restore everything (w/o parameter --file-to-restore) from
a signatureless chain though.
..ede/duply.net