dan wrote:
> Your best bet here is to use udev rule for the device
>
Careful! This will sync *any* drive that you plug in, won't it? Or is
there a way to have a udev rule that applies to only a drive with a
specific UUID?
-Rob
> whenever the drive gets plugged in it should run the script
>
> [SCRIPT1]
> add the device to the array so it can sync.
>
> launch a script in the background that watches the sync and when it is
> 100% complete, remove the disk from the array. (use while and awk probably)
> eject the disk
> notify you via email.
>
> make sure you are generous with `sleep` commands. some things take a
> few seconds to settle so a 30 second wait here or there is a good thing.
>
>
> I will certainly give any help I can but I really suggest that you read
> this on writing udev rules http://reactivated.net/writing_udev_rules.html
> also, a quick while loop using awk to pull out the specific field you
> need for the while. this shouldnt be terribly hard.
> eject /dev/sdb is pretty straightforward
>
> it will be very helpfull for you to learn to do this so i suggest you
> put as much effort into this as you can before getting any help.
>
> good luck.
>
>
>
>
>
> On Mon, Oct 6, 2008 at 4:40 PM, Kim Pedersen <kim AT cncsltd DOT com
> <mailto:kim AT cncsltd DOT com>> wrote:
>
>
> Hi everyone,
>
> I have been following the discussions about using Linux md raid1 as a
> way of creating an offline copy of the pool filesystem, which method Les
> Mikesell seems to be a big proponent of.
>
> I am about to try it out myself on an installation, where users will
> connect an external harddrive to the BackupPC server and sync the drive
> to the raid1 array using mdadm, and later disconnect it again for
> offline/offsite storage.
>
> As this is something that will happen on a regular basis, I am looking
> to automate it as much as practical (and possible) by writing a script
> for the umount/fail/remove and recognition of the external drives.
>
> Might there be someone on the list who have taken a shot at this already
> and be willing to share the code to get me jump started?
>
>
> Regards,
>
> Kim Pedersen
>
>
>
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