[sfc-dev] Help on SFC Configuration is needed

Manuel Buil mbuil at suse.com
Mon Jun 5 08:24:43 UTC 2017


Hi,

I need here the help from Brady. The scripts you are using belong to
him, so it is better if he replies. @Brady: can you please help?

Thanks,
Manuel

On Sat, 2017-06-03 at 17:36 +0530, Dhevendran K wrote:
> Hi Manuel 
> 
> > > > I tried a lot to use your script for creating SFC. But, I am not
still through. Can you help me to understand trhe meaning of "rest-
uri" from "RestConf-SFs-HttpPut.json" . Who is hosting this service?
Is this rest service hosted by OVS? 
> 
> 
> With Best Regards
> 
> Dhevendran Kulandaivel
> 
> Tata Consultancy Services Limited
> 
> Cell:- +919845439011
> 
> Mailto: dhevendran.k at tcs.com
> 
> Website: http://www.tcs.com
> 
> ____________________________________________
> 
> > Experience certainty.	IT Services
> 
> > 			Business Solutions
> 
> > 			Consulting
> 
> ____________________________________________
> 
> 
> 
> 
> > -----Dhevendran K/BLR/TCS wrote: -----To: Manuel Buil <mbuil at suse.com
>
> From: Dhevendran K/BLR/TCS
> Date: 05/31/2017 01:00PM
> > > > > > > Cc: Eshappa K <eshappa.k at tcs.com>, Mani Mahalingam <mani.mahalingam at t
cs.com>, sfc-dev at lists.opendaylight.org, Sujith Kumark <sujith.kumark
@tcs.com>, Suresh Nagaraj <suresh.nagaraj at tcs.com>, Tv Divya <tv.divy
a at tcs.com>
> Subject: Re: [sfc-dev] Help on SFC Configuration is needed
> 
> Hi Manuel
> 
> > > > Thanks again for your continuous support.  I would like to mimic the
environment  for scripts which you have shared. This will definitely
take me inside of the ODL-SFC features. At the same time, I am also
reading the references [1],[2] & [3] shared by Jaime  and Brady 
> 
> What is working now (on my ODL box  )
> 
> > > The options 1-SF,2-SFC & 4-SFP are successful. The options  3-SSF
creation returns with HTTP error 400 and  Option 5-RSP creation
returns with HTTP error 500
> 
> 
> > What is needed Query-1:   How to mimic the environment which is
needed for these scripts
> > > Query-2:  Option - 7  (i.e. Send all ordered) says "SFsel" . Do you
have any sample (i.e. RestConf-SFselect-HttpPut.json ) content for
this ?
> 
>  
> [1] https://wiki.opnfv.org/display/sfc/Service+Function+Chaining+Home
> [2] https://github.com/yyang13/ovs_nsh_patches
> > [3] http://docs.opendaylight.org/en/stable-boron/user-guide/service-f
unction-chaining.html
> 
> 
> Thanks in Advance
> 
> With Best Regards
> Dhevendran Kulandaivel
> Tata Consultancy Services Limited
> Cell:- +919845439011
> Mailto: dhevendran.k at tcs.com
> Website: http://www.tcs.com
> ____________________________________________
> > Experience certainty.	IT Services
> > 			Business Solutions
> > 			Consulting
> ____________________________________________
> 
> 
> > Manuel Buil ---05/30/2017 05:35:32 PM---Hi, Right, the ODL GUI was
another option :). I have never used the GUI
> 
> > > From:	Manuel Buil <mbuil at suse.com>
> > > > To:	Dhevendran K <dhevendran.k at tcs.com>, sfc-dev at lists.openday
light.org
> > > > > > > Cc:	Eshappa K <eshappa.k at tcs.com>, Sujith Kumark <sujith.kumar
k at tcs.com>, Suresh Nagaraj <suresh.nagaraj at tcs.com>, Tv Divya <tv.div
ya at tcs.com>, Mani Mahalingam <mani.mahalingam at tcs.com>
> > Date:	05/30/2017 05:35 PM
> > Subject:	Re: [sfc-dev] Help on SFC Configuration is needed
> 
> 
> 
> Hi,
> 
> > Right, the ODL GUI was another option :). I have never used the GUI
though, so I hope somebody can provide better help.
> 
> > > I don't know what exactly the parameter: "URI of REST based
manamanget" is but it seems it is trying to contact it. Could you try
to create the SF removing that field? Just leave it blank.
> 
> Regards,
> Manuel
> 
> On Tue, 2017-05-30 at 16:11 +0530, Dhevendran K wrote:Hi Manuel 
> 
> > > With reference of the scripts you shared, we are trying to create SF
using ODL UI.  The ODL error log is coming  as shown below. Can you
through some light by saying  what is missed in this configuration ? 
> 
> ODL Error Log 
> > ================================================================ODL
Error log ======================================================= 
> > > > 2017-05-30 16:01:52,063 | INFO  | on-dispatcher-72 | SbRestSfTask    
                | 351 - org.opendaylight.sfc.sb-rest - 0.3.3.Boron-
SR3 | SF will be send to REST URI http://10.132.206.138:5000/config/s
ervice-function:service-functions/service-function/firewall-1 
> > > > > 2017-05-30 16:01:52,112 | ERROR | pool-65-thread-1 | WsTask          
                | 351 - org.opendaylight.sfc.sb-rest - 0.3.3.Boron-
SR3 | Failed to communicate with REST Server: http://10.132.206.138:5
000/config/service-function:service-functions/service-
function/firewall-1 
> > ================================================================ODL
Error log ======================================================= 
> 
> ODL-SF Creation UI with Parameters 
> 
> 
> 
> Thanks in Advance 
> 
> With Best Regards
> Dhevendran Kulandaivel
> Tata Consultancy Services Limited
> Cell:- +919845439011
> Mailto: dhevendran.k at tcs.com
> Website: http://www.tcs.com
> ____________________________________________
> Experience certainty.        IT Services
>                        Business Solutions
>                        Consulting
> ____________________________________________
> 
> 
> 
> 
> From:        Dhevendran K/BLR/TCS 
> > To:        Manuel Buil <mbuil at suse.com> > > > > > > Cc:        Eshappa K <eshappa.k at tcs.com>, sfc-dev at lists.opendaylight.
org, Sujith Kumark <sujith.kumark at tcs.com>, Suresh Nagaraj <suresh.na
garaj at tcs.com>, Tv Divya <tv.divya at tcs.com>, Mani Mahalingam/BLR/TCS@
TCS 
> Date:        05/30/2017 12:47 PM 
> Subject:        Re: [sfc-dev] Help on SFC Configuration is needed 
> 
> 
> Hi Manuel 
> 
> Thanks a lot for these information.   
> 
> > > We (I & Divya) are working on this (very similar but little
different) VNF configuration. We will get back to you after studying
these scripts 
> 
> With Best Regards
> Dhevendran Kulandaivel
> Tata Consultancy Services Limited
> Cell:- +919845439011
> Mailto: dhevendran.k at tcs.com
> Website: http://www.tcs.com
> ____________________________________________
> Experience certainty.        IT Services
>                        Business Solutions
>                        Consulting
> ____________________________________________
> 
> 
> 
> 
> 
> > From:        Manuel Buil <mbuil at suse.com> > > To:        Dhevendran K <dhevendran.k at tcs.com>, sfc-dev at lists.openday
light.org 
> > > > > > Cc:        Tv Divya <tv.divya at tcs.com>, Eshappa K <eshappa.k at tcs.com>
, Sujith Kumark <sujith.kumark at tcs.com>, Suresh Nagaraj <suresh.nagar
aj at tcs.com> 
> Date:        05/29/2017 10:35 PM 
> Subject:        Re: [sfc-dev] Help on SFC Configuration is needed 
> 
> 
> 
> Hi Dhevendran, 
> 
> > The OPNFV community is trying to do something very similar to what
you are doing (integrating OpenStack + ODL + OVS/VPP). 
> 
> > I cannot point you to a good documentation link but at least I could
give you some pointers (maybe somebody else can add a good link). 
> 
> > I would say that you have three options to configure the chains and
the classifier. 
> 
> > > OPTION 1 ==> You do the config using the REST API of ODL directly. I
know Brady created a python script which used that Rest API. You
might get info reading that script: 
> > > https://gerrit.opnfv.org/gerrit/gitweb?p=sfc.git;a=blob;f=vnfmgr/vnfm
gr_odl/vnfmgr_odl.py;h=6ac72b28de8db3214fb4edea11627872d87089fd;hb=re
fs/heads/master 
> 
> > > OPTION 2 ==> You do the config using the Tacker (CLI or library).
This is what we are using in OPNFV when testing the integration of
OpenStack + ODL. Here is the library we use for tacker: 
> > > https://gerrit.opnfv.org/gerrit/gitweb?p=functest.git;a=blob;f=functe
st/utils/openstack_tacker.py;h=9fd9d5c478fc67eed61a0e75672a94c16c8d4e
5a;hb=refs/heads/master 
> 
> OPTION 3 ==> You do the config using networking-sfc 
> 
> Regards, 
> Manuel 
> 
> On Mon, 2017-05-29 at 20:07 +0530, Dhevendran K wrote: 
> Hi 
> 
> Help on SFC Configuration is needed 
> 
> Setup Details 
> 
> 1.        OpenStack(DevStack)-ODL integration using ML2 is done 
> > 2.        Three VMs (as vCPE VMs) are created on OpenStack(DevStack)
controller 
> 
> > We are planning to create SFC configurations using ODL-SFC feature.
  
> 
> > Can someone help us providing User Documents (or pointers)  for
this? 
> 
> Thanks in Advance 
> 
> With Best Regards
> Dhevendran Kulandaivel
> Tata Consultancy Services Limited
> Cell:- +919845439011
> Mailto: dhevendran.k at tcs.com
> Website: http://www.tcs.com
> ____________________________________________
> Experience certainty. IT Services
> Business Solutions
> Consulting
> > ____________________________________________ =====-----=====-----
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