[rancid] prefix-list random order bug

[heasley]

Tue, Dec 16, 2014 at 01:33:09PM +0200, Alan McKinnon:
> On 15/12/2014 21:08, Christopher J. Umina wrote:
> > Sorry, I should have clarified,
> > 
> > I'm using the 100% default rancid.conf (except LIST_OF_GROUPS, of
> > course), so ACLSORT is disabled.

It is not the default, unless fbsd changed it.

> >     # uname -a
> >     FreeBSD test.box 10.1-RELEASE FreeBSD 10.1-RELEASE #0 r274401: Tue
> >     Nov 11 21:02:49 UTC 2014    
> >     root at releng1.nyi.freebsd.org:/usr/obj/usr/src/sys/GENERIC  amd64
> >     # pkg info perl\* rancid\*
> >     perl5-5.18.4_10
> >     rancid3-3.1_1
> > 
> > 
> > This issue didn't occur until I upgraded to FreeBSD 10.1 and all
> > packages were upgraded.  Not sure what the original version of Perl was,
> > but I have a feeling that's what broke things.
> 
> You might be right. Somewhere around perl 5.14 or 5.16 the
> implementation of associative arrays (hashes) was changed. The order of
> keys for a given hash were randomly distributed but consistent from one
> run to the next. The change made keys always come out in a random order.
> I had to fix a few in-house apps at the time.
> 
> It's possible your version of rancid relies on the old behaviour. I
> don't have a working install handy to investigate, but thought it worth
> mentioning.

perhaps; my test boxes are all 5.14 and I do not see the problem.  I'll
investigate.  thanks.