9.1-RC3 LiveCD missing features

[Warren Block]

On Fri, 7 Dec 2012, Garrett Cooper wrote:

> On Fri, Dec 7, 2012 at 11:06 PM, CeDeROM <cederom at tlen.pl> wrote:
>> Hello Ian :-)
>>
>> This is the problem - / is read only and /etc/resolv.conf already links to
>> nonexistent file. This way I cannot modify its content nor link other file
>> (i.e. /var/resolv.conf) to /etc/resolv.conf. Creating /var/resolv.conf does
>> not help either.
>>
>> I think /etc/resolv.conf should point to /var/resolv.conf from start so the
>> resolver is functional :-)
>
>    I generally get around this with mdmfs and unionfs mounts, but
> it's a bit annoying... I'll see if I can file a PR with all of the
> things that need to be fixed/enhanced and maybe fix some of the items
> if I get some time (if the liveCD used rc.initdiskless it would be
> considerably simpler and some key filesystems would be writable after
> boot).

Martin Matuska's excellent mfsBSD (http://mfsbsd.vx.sk/) could be a 
source for ideas or techniques.  It does things like this well.  (I was 
going to say it does *most* things well, but can't actually think of 
anything it does not do well.)