[rancid] jrancid excess revisions due to expect prompt mismatches?

[Chuck Liggett]

Friday, May 31, 2013 02:28, heasley wrote:
> Fri, May 31, 2013 at 12:01:31AM +0000, Chuck Liggett:
> > While querying a Juniper SRX 650 firewall cluster from a CentOS 6.4
> > box running Rancid 2.3.6 (rpm from Epel), Expect 5.44.1.15,
> > where Rancid is run out of /etc/cron.d/rancid and scheduled every
> > quarter hour:
> >
> > Several times a day, I get excess revisions where it looks as though
> > a Juniper Rancid command appears in the body of the config as if more
> > than one command is being sent in response to a prompt.
> >
> > Every time I run it manually in expect debugging mode, it does not
> > experience the issue.
> >
> > Here's an illustration:
> >
> > Index: configs/firewall
> > ===================================================================
> > - -- configs/firewall   (revision 619)
> > @@ -2,6 +2,7 @@
> >   #
> >   # username at host.domain.com> show chassis clocks
> >   # username at host.domain.com> show chassis environment
> > + # show chassis firmware
> >   # node0:
> >   # -----------------------------------------------------------------
> >   # Class Item                           Status
> >
> > Sometimes, the commands are well within the body of other command
> > output, like in this example:
> >
> >
> > Index: configs/firewall
> > ===================================================================
> > - -- configs/firewall   (revision 604)
> > @@ -4,6 +4,7 @@
> >   # username at host.domain.com> show chassis environment
> >   # node0:
> >   # -----------------------------------------------------------------
> > + # show chassis firmware
> >   # Class Item                           Status
> >   # Temp  Routing Engine                 OK
> >   #       Routing Engine CPU             OK
> > @@ -36,6 +37,7 @@
> >   # FPC 0                    O/S        Version 11.4R6.6 by builder
> > on 2013-01-05 1
> >   # FPC 2                    O/S        Version 11.4R6.6 by builder
> > on 2013-01-05 1
> >   # FWDD                     O/S        Version 11.4R6.6 by builder
> > on 2013-01-05 1
> > + # show chassis fpc detail
> >   #
> >   # node1:
> >   # -----------------------------------------------------------------
> > @@ -46,6 +48,7 @@
> >   #
> >   # {primary:node0}
> >   # username at host.domain.com> show chassis fpc detail
> > + # show chassis hardware detail
> >   # node0:
> >   # -----------------------------------------------------------------
> >   # Slot 0 information:
> >
> > Does anyone have any suggestions?
> 
> is it, what oscillates, random or consistent?
  
Its always involving commands, and usually starts at the "show chassis firmware".
  
It sometimes oscillates between the + and - of example one, and then randomly
starts with other commands and has multiple commands in the body at various points.