incremental FTP backup program

[Manfred Usselmann]

On Thu, 17 Dec 2009 17:29:54 +0100
bsd <bsd at todoo.biz> wrote:

> Hello, 
> 
> I have been provided with a 1To backup space by my hosting company…
> unfortunately It is only accessible by FTP which does not allow me to
> do the regular backup / restore I use to do using RSYNC. 
> 
> 
> What are the options I have in order to do the backup / restore of
> the files knowing that : 
> 
> 1. I would like to have a time based backup solution (incremental
> with sub-folder for daily backup so I can restore files from xxx days
> ago). 
> 
> 2. I need to use ftp as a transport
> 
> 3. Some of my servers have limited space so doing a local sync then
> FTP will not be possible. 
> 
> 4. If possible I would like a bullet proof solution ideally "well
> known" | tested and available from the port tree. 
> 
> 
> In fact what I would be looking for is something like "rsnapshot" but
> with FTP transport / compatibility. 

Have a look at duplicity (http://duplicity.nongnu.org/). It can use ftp
as transport and uses the rsync algorithm so only the changed parts of
files are sent to the archive when doing an incremental backup.

Manfred