On Mon, 23 Jul 2018 21:19:58 +0900,
Soe Ye Htet wrote:
>
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> Dear,
>
> Here is my source code. I put the dpset.EventDP for detecting node failure
> but when I shut down the OpenFlow switch, node failure case cannot be
> detected from RYU controller. When I turn on back the OpenFlow switch, the
> words of "datapath leave" has been appeared. Actually, it should have
> appeared when I shut down the OpenFlow switch.
IIRC ryu.controller.controller detects dead Datapath only when an
OpenFlow message is sent.
I think you can use maximum-unreplied-echo-requests to get a desired
behavior. Please check the commit:
commit 1625117fbb33c0a490f0ce97510e4cdff936acea
Author: Victor J. Orlikowski <v...@duke.edu>
Date: Fri Feb 26 11:53:47 2016 -0500
of: add echo request support
--
IWAMOTO Toshihiro
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