I must be psychic: Re: Pushing hard-linked backups

2007-12-31 Thread Eric S. Johansson
Eric S. Johansson wrote: Matt McCutchen wrote: bOn Mon, 2007-12-24 at 18:34 -0500, Eric S. Johansson wrote: I'd love for the remote backup to be encrypted locally so one could backup to a hostile host. That limits your options. one would think. For now, lets go with the plaintext push fo

Re: Pushing hard-linked backups

2007-12-29 Thread Eric S. Johansson
Matt McCutchen wrote: Eric, Sorry for the slow response. no problem. You're the one who's doing me a favor so take the time you need. Yes, encryption done with --source-filter would work essentially that way. The downside compared to something like duplicity is that the backup host gets to

Re: Rsync and dispersed storage [Re: Pushing hard-linked backups]

2007-12-29 Thread Eric S. Johansson
Matt McCutchen wrote: On Fri, 2007-12-28 at 00:15 -0500, Eric S. Johansson wrote: it is possible, I've seen it done, but I can't find the library/tool anymore. I'm curious: what was the nature of this tool (if you remember)? A modified version of rsync? A dispersed storage service with an r

--no-tweak-hlinked [Re: Pushing hard-linked backups]

2007-12-29 Thread Matt McCutchen
On Sat, 2007-12-29 at 21:35 -0500, Matt McCutchen wrote: > 1. [...] However, now that the module > shares files with snapshots, the snapshots could become corrupted if the > shared files' attributes are tweaked via the module. To avoid this, use > the --no-tweak-hlinked option implemented by my p

Re: Pushing hard-linked backups

2007-12-29 Thread Matt McCutchen
On Tue, 2007-12-25 at 11:18 -0500, Eric S. Johansson wrote: > so matt, lets go for the rsnapshot push to a benign host for now. OK. I recommend that you use an rsync daemon on the destination host because that approach keeps all of the snapshot-management logic in one place and allows you to reco

Rsync and dispersed storage [Re: Pushing hard-linked backups]

2007-12-29 Thread Matt McCutchen
On Fri, 2007-12-28 at 00:15 -0500, Eric S. Johansson wrote: > it is possible, I've seen it done, but I can't find the library/tool anymore. I'm curious: what was the nature of this tool (if you remember)? A modified version of rsync? A dispersed storage service with an rsync daemon interface?

Rsync and dispersed storage [Re: Pushing hard-linked backups]

2007-12-29 Thread Matt McCutchen
On Thu, 2007-12-27 at 13:19 -0500, Charles Marcus wrote: > I'd rather see rsync support something like this (if it is even possible > or practical): > > http://www.cleversafe.org/dispersed-storage/how-it-works Charles, IMHO, built-in support for dispersed storage is way beyond the scope of rs

Re: Pushing hard-linked backups

2007-12-29 Thread Matt McCutchen
Eric, Sorry for the slow response. On Tue, 2007-12-25 at 11:18 -0500, Eric S. Johansson wrote: > as for encryption, I think it would be possible (assuming mods to rsync) to > do > rsync encrypted copies. if you assume symmetrical encryption and that the > key > and plaintext is managed by o

Re: Pushing hard-linked backups

2007-12-27 Thread Eric S. Johansson
Charles Marcus wrote: I'd rather see rsync support something like this (if it is even possible or practical): http://www.cleversafe.org/dispersed-storage/how-it-works it is possible, I've seen it done, but I can't find the library/tool anymore. again with a pre and post processing capabilit

Re: Pushing hard-linked backups

2007-12-27 Thread Charles Marcus
On 12/25/2007, Eric S. Johansson ([EMAIL PROTECTED]) wrote: [[ related thought. if rsync had a plugin architecture allowing per file transformation (pre and post transfer) one could build encryption in as an addon]] the idea of the encryption extension is that when a file is ready for block

Re: Pushing hard-linked backups

2007-12-25 Thread Eric S. Johansson
Matt McCutchen wrote: bOn Mon, 2007-12-24 at 18:34 -0500, Eric S. Johansson wrote: I'd love for the remote backup to be encrypted locally so one could backup to a hostile host. That limits your options. one would think. For now, lets go with the plaintext push form of rsnapshot. as for e

Re: Pushing hard-linked backups

2007-12-24 Thread Matt McCutchen
bOn Mon, 2007-12-24 at 18:34 -0500, Eric S. Johansson wrote: > I'd love for the remote backup to be encrypted locally so one could > backup to a hostile host. That limits your options. The main program I know of that can encrypt backups before sending them is duplicity ( http://duplicity.nongnu.o

Re: Pushing hard-linked backups

2007-12-24 Thread Eric S. Johansson
Matt McCutchen wrote: - Are you backing up just your own laptop, or should the setup accommodate multiple machines? seems to me that the first is a subset of the latter - Is it a priority to keep the client script simple? it would be nice but hiding complexity behind a good ui is ok too.

Pushing hard-linked backups

2007-12-24 Thread Matt McCutchen
On Wed, 2007-11-21 at 14:55 -0500, Eric S. Johansson wrote: > Matt McCutchen wrote: > > On Sun, 2007-11-18 at 17:45 -0500, Eric S. Johansson wrote: > >> Using some of the techniques you show here, it would be possible to > >> trigger the > >> backup process and push the data from the laptop. > >