cvs commit: src/etc/rc.d hostid

[Brooks Davis]

On Tue, May 22, 2007 at 07:56:42AM -0500, Eric Anderson wrote:
>  On 05/21/07 14:57, Dag-Erling Sm?rgrav wrote:
> > Jung-uk Kim <jkim at FreeBSD.org> writes:
> >> 'smbios.system.uuid' is exported from loader, not from kernel.  And it
> >> already checks two things, i.e., all zero's and all 0xff's, which are
> >> the most common and 'useless' UUIDs.  If the SMBIOS has one of these,
> >> it is not set at all.
> > Is it safe to assume that smbios.system.uuid returns a string of the
> > correct form (the correct amount of hex digits with hyphens in the right
> > places) which is neither all-bits-zero nor all-bits-one?  In that case,
> > there is no need to check anything in etc/rc.d/hostid.
> > DES
> 
>  [picking random related post to reply to]
> 
>  The hostid script also is cranky when used on a diskless host, because it 
>  can't write to it's hostid file.  I've been ignoring it, but I wanted to at 
>  least mention it.
> 
>  Shall I file a PR?

I'm not sure that's a bug.  Perhaps if it's too noisy.  There are
several other places that require a writable etc or require certain
files to be linked to somewhere writable.  Adding a note to the
diskless(8) manpage might be useful.

-- Brooks
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