Auto crypting of swap now possible w/ fstab option in master

[Matthew Dillon]

It should already work with serno device names, of the form:
serno/blahblah.s1b

-Matt

On Sun, May 24, 2015 at 12:06 AM, Tim Darby <t+dfbsd at timdarby.net> wrote:

> On Sat, May 16, 2015 at 2:04 PM, Matthew Dillon <
> dillon at apollo.backplane.com> wrote:
>
>> A more sophisticated encrypted swap using LUKS was already available and
>> could be set up via the installer, capable of encrypting swap and dumps.
>> Manual configuration through luks is a bit messy though.
>>
>> This feature provides a simpler way to just encrypt swap with a random key
>> via /etc/fstab, perhaps as a preface to potentially implementing more
>> sophisticated crypto features in /etc/fstab in the future that use
>> dm-crypt
>> directly and bypass LUKS.
>>
>> The master branch now has experimental automatic crypting of swap
>> available.
>> If using master, simply recompile and reinstall the /usr/src/sbin/swapon
>> utility and then specify 'crypt' as a swap option in your /etc/fstab.
>> For example:
>>
>>     # Device            Mountpoint      FStype  Options         Dump
>> Pass#
>>     /dev/da0s1b         none            swap    sw,crypt,trim   0       0
>>
>
> ​I set this up today and so far it's working great (with swapcache). Will
> this eventually work with serno device names?
>
> Tim​
>
>
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