[Bro-Dev] #861: Merging DNP3 Analyzer

Hui Lin (Hugo) hlin33 at illinois.edu
Fri Sep 28 08:08:22 PDT 2012

Hi, Robin,

I think your TODO-hui is included in the branch topic/robin/dnp3-merge. But
when I checkout the branch, git gives me this errors:

"error: Entry 'aux/broctl' would be overwritten by merge. Cannot merge."

Seems not safe. Any opinion what should I do.


On Wed, Aug 29, 2012 at 7:48 PM, Bro Tracker <bro at tracker.bro-ids.org>wrote:

> #861: Merging DNP3 Analyzer
> ----------------------------+------------------------
>   Reporter:  hui            |      Owner:
>       Type:  Merge Request  |     Status:  new
>   Priority:  Normal         |  Milestone:  Bro2.2
>  Component:  Bro            |    Version:  git/master
> Resolution:                 |   Keywords:  dnp3
> ----------------------------+------------------------
> Comment (by robin):
>  I've merged this with master into the temporary branch
>  {{topic/topic/robin/dnp3-merge}}.
>  Hui, a number of points/questions:
>  - I've added a set of {{{TODO-Hui}}} throughout the new code. Please take
>  a look and address (just grep for it).
>  - I moved the global variables in {{{DNP3.cc}{} into the analyzer class.
>  I'm actually surprised that this has ever worked: it looks like you kept
>  state across flows with a single variable; am I missing something?
>  - Please take a look at the new test
>  {{{scripts.base.protocols.dnp3.events}}} and check the output if it
>  matches with what you would expect.
>  - Which of the many events did you have data for to test with? I've added
>  the DNP3 traces from Dina, they trigger 11 of the 51 events. Do we have
>  more we can add to the test suite?
>  - Please document the events in {{{src/events.bif}}}, similar to how other
>  events are documented.
>  - Does DNP3 have cases similar to Modbus where it would make sense to pass
>  arrays of integers (or other elements)? If so, that would be good to do
>  (but I don't know the protocol enough to say more).
> --
> Ticket URL: <http://tracker.bro-ids.org/bro/ticket/861#comment:3>
> Bro Tracker <http://tracker.bro-ids.org/bro>
> Bro Issue Tracker

Hui Lin
PhD Candidate, Research Assistant
Electrical and Computer Engineering Department
University of Illinois at Urbana-Champaign
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