Hmm, not a proven solution, but how about doing a loop mount read only onto the mount point?
Andy On Fri, Oct 24, 2014 at 2:41 PM, Tilghman Lesher <tilgh...@meg.abyt.es> wrote: > I have an issue for which I haven't been able to come up with a good > solution. We have a backup solution whereby multiple disks, attached > via USB, are used for backups. Normally, those disks are mounted > automatically with udev, so backups can proceed normally. The problem > comes in when the disks are not attached, and the backup process runs, > writing to the same directory, which fills up the root disk. > > What I'd like to have is the ability to designate specific directories > as mount-only and deny all writes to those directories, if the disk > normally mounted there is missing. Any ideas on how to do something > like this? Currently, we're using the workaround of removing the > mount point when the disk is unmounted, but that tends to be fragile, > as we've already found out (where a directory didn't get removed and > the root disk was filled). > > -- > Tilghman > > -- > -- > You received this message because you are subscribed to the Google Groups > "NLUG" group. > To post to this group, send email to nlug-talk@googlegroups.com > To unsubscribe from this group, send email to > nlug-talk+unsubscr...@googlegroups.com > For more options, visit this group at > http://groups.google.com/group/nlug-talk?hl=en > > --- > You received this message because you are subscribed to the Google Groups > "NLUG" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to nlug-talk+unsubscr...@googlegroups.com. > For more options, visit https://groups.google.com/d/optout. > -- -- You received this message because you are subscribed to the Google Groups "NLUG" group. To post to this group, send email to nlug-talk@googlegroups.com To unsubscribe from this group, send email to nlug-talk+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/nlug-talk?hl=en --- You received this message because you are subscribed to the Google Groups "NLUG" group. To unsubscribe from this group and stop receiving emails from it, send an email to nlug-talk+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/d/optout.
