I recall fixing a similar issue in the SmartOS install scripts a few years ago 
(parsing of serial numbers in this case).

I bet you could contribute a fix to strip trailing whitespace ;)

> On 07 Nov 2015, at 13:39, Rob Seastrom <[email protected]> wrote:
> 
> Having finally made it back home from travels for long enough to do more 
> serious investigation I thought I'd share my root cause analysis and solution.
> 
> To recap, we were up and running fine on smartos-20150625T055522Z but failed 
> when going to smartos-20151015T063628Z; couldn't find the NICs.
> 
> A binary search of the interstitial releases found that we were winning on 
> smartos-20150820T062742Z but losing on smartos-20150903T073920Z
> 
> It turns out that there was some pretty serious retooling between those 
> releases and the size of the contract file ( /lib/svc/method/net-physical ) 
> for net/physical increased by about 50%.
> 
> A careful walkthrough of the code where the logs were throwing errors left me 
> scratching my head...  I re-examined the /usbkey/config files...
> 
> Eureka.  One single trailing space in the MAC address.  Looked on another 
> machine which was a partner of our lab machine (first installed in late 
> spring 2013 for T&E).  Yup.  Same thing.  Checked other machines which had 
> been installed more recently.  Nope.  No trailing whitespace.
> 
> I fixed the trailing space problem and successfully upgraded both lab and one 
> production machine to smartos-20151015T063628Z so as to match the machine at 
> home.
> 
> So there you have it, problem solved.  Something to look out for where the 
> zones zpool and config files might be a little on the older side.  Not 
> something that's likely to be a problem for folks who glaze their disks on a 
> regular basis.
> 
> cheers,
> 
> -r
> 


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