btrfs on top of luks?

[Kerim Gueney]

Hey Ian,

this is actually something I'm going to look into myself, because of 
personal interest. Currently, I'm working on another issue (was gone for 
the holidays) and once that's settled, I'll take a look at this.

Best regards,
Kerim

On 02.01.2016 04:46, Ian Kelling wrote:
> Doesn't seem to be supported in 5.0.1, but we should support it,
> https://btrfs.wiki.kernel.org/index.php/FAQ#Does_btrfs_support_encryption.3F
>
>
> # start disk config
> disk_config sda disklabel:gpt-bios bootable:1 fstabkey:uuid
> primary /boot 500 ext4 rw
> primary swap 2048 swap sw
> primary - 0- - -
>
> disk_config cryptsetup
> luks:"test" - /dev/sda3 - -
>
> disk_config btrfs fstabkey:uuid
> btrfs single / sda3 noatime,subvol=@/
> # end disk config
>
> In the end of the format.log:
>
> (CMD) mkfs.btrfs -d single  -f /dev/sda3 1> /tmp/gLiXor74AQ 2>
> /tmp/tC6Plj0DrR
> Executing: mkfs.btrfs -d single  -f /dev/sda3
> (STDERR) Error: unable to open /dev/sda3: Device or resource busy
> (STDERR) Error: unable to open /dev/sda3: Device or resource busy
> Command had non-zero exit code
>
>
> I tried replacing sda3 in the btrfs line with various things like
> crypt_dev_sda3, dm-0, those give errors saying
> "Cannot satisfy pre-depends"
>
> Also tried btrfs on lvm, no go there either.
>