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Hi Anirudh,

 Yes, SFC flow_rules are not downloaded.  Could you check q-agt timeout
errors?  My suggestion is to recheck flow_classifer fields like protocol
ports. If possible please find me over IRC #openstack-neutron in IST.

Thanks.,
Mohankumar.N


On Wed, Dec 14, 2016 at 5:14 PM, Anirudh Gupta <anirudh2.gupta at aricent.com>
wrote:

> Hi Mohan,
>
>
>
> Request you to further extend your support in order to resolve the issue.
>
>
>
> Regards
>
> Anirudh Gupta
>
>
>
> *From:* Anirudh Gupta
> *Sent:* Tuesday, December 13, 2016 5:25 PM
> *To:* 'nmohankumar1011 at gmail.com' <nmohankumar1011 at gmail.com>
> *Cc:* Mohit Gupta <mohit2.gupta at aricent.com>; Lovelesh Pandya <
> lovelesh.pandya at aricent.com>
> *Subject:* RE: FW: No Relevant flows in br-int after SFC Creation
>
>
>
> Hi Mohan,
>
>
>
> Thanks for your valuable inputs.
>
>
>
> We have deleted the previous port chain and flow classifier.
>
>
>
> As suggested, again created the port chain and flow classifier using vm1
> and vm3.
>
>
>
> ·         *neutron flow-classifier-create --ethertype IPv4  --description
> "HTTP traffic from 10.0.0.8 to 10.10.10.6"  --ethertype IPv4
> --source-ip-prefix 10.10.10.8/32 <http://10.10.10.8/32>
> --destination-ip-prefix 10.10.10.6/32 <http://10.10.10.6/32> --protocol tcp
> --source-port 1000:1000    --destination-port 80:80 FC1
> --logical_source_port 3064d8be-2c14-4c3c-8e51-d1ed38be9cbf*
>
>
>
> ·         *neutron port-chain-create   --port-pair-group PPG1
> --port-pair-group PPG2   --flow-classifier FC1 PC1*
>
>
>
> But still we are facing the issue that no dump-groups are getting created
> and no relevant flows are observed in the br-int.
>
>
>
> I have also captured specific q-agt and q-svc logs of scenarios where only
> the flow classifier and port chain is getting created.
>
>
>
> q-agt.log_specific and q-svc.log_specific corresponds to logs of only
> creation of flow classifier and port chain.
>
> q-agt.log_all and q-svc.log_all contains all the logs.
>
>
>
> I am sharing you new Br-int dump-flows and updated SFC Command List as
> well.
>
>
>
> Request you to extend your support in order to resolve the issue.
>
>
>
> Regards
>
> Anirudh Gupta
>
>
>
> *From:* Mohan Kumar [mailto:nmohankumar1011 at gmail.com
> <nmohankumar1011 at gmail.com>]
> *Sent:* Tuesday, December 13, 2016 4:19 PM
> *To:* Anirudh Gupta <anirudh2.gupta at aricent.com>
> *Cc:* Mohit Gupta <mohit2.gupta at aricent.com>; Lovelesh Pandya <
> lovelesh.pandya at aricent.com>
> *Subject:* Re: FW: No Relevant flows in br-int after SFC Creation
>
>
>
> Hi Anirudh,
>
>
>
> The Flow Classifier fields are not matching with port chain created.
>
>
>
> In SFC commands you've shared , The port_chain formed  with vm1 , vm2, and
> vm3 . But flow _classifier fields pointing vm4 ingress as source_ip  and
> logical_source_port and vm5 egress_port as the destination.
>
>
>
> Request you to change flow_classifer fields as  "vm1" as source and "vm3"
>  as the destination and try again.
>
>
>
> *P.S: *Request you always include <openstack-dev at lists.openstack.org> for
> widespread and fast response :)
>
>
>
>
>
> Thanks.,
>
> Mohankumar.N
>
>
>
> On Tue, Dec 13, 2016 at 2:59 PM, Anirudh Gupta <anirudh2.gupta at aricent.com>
> wrote:
>
> Hi Mohan,
>
>
>
> I saw one of your mail chain http://lists.openstack.org/
> pipermail/openstack-dev/2016-August/101755.html  , in which Openstack SFC
> was created.
>
>
>
> We are trying to create Networking SFC using Newton Devstack setup using
> Openflow13, but facing some issues.
>
>
>
> After creating the port chain by the command list (attached in the mail),
> we are facing 2 issues :-
>
>
>
> ·         No relevant flows in br-int (also attached in the mail)
>
> ·         Empty dump-groups
>
>
>
> Setup Details :-
>
>
>
> ·         Openstack Newton
>
> ·         Kernel version - 3.19.0-25-generic
>
> ·         ovs version – 2.4.0
>
>
>
>
>
> We have configured all the configurational files using the link
> https://wiki.openstack.org/wiki/Neutron/ServiceInsertionAndChaining   and
> created SFC following the link http://docs.openstack.org/
> newton/networking-guide/config-sfc.html
>
>
>
> The command executed for dump-flows is :-
>
>
>
> *stack at Newton-VM:~$ sudo ovs-ofctl -O openflow13 dump-groups br-int*
>
> *OFPST_GROUP_DESC reply (OF1.3) (xid=0x2):*
>
>
>
> We are currently stuck in the issue that there are no dump-groups and no
> relevant flows in br-int.
>
>
>
> Can you share some pointers to resolve this issue.
>
>
>
> The following files are attached in the mail :-
>
> ·         local.conf
>
> ·         /etc/neutron/plugins/ml2/ml2_conf.ini
>
> ·         /etc/neutron/l3_agent.ini
>
> ·         /etc/neutron/dhcp_agent.ini
>
> ·         q-svc
>
> ·         q-agt
>
> ·         Br-int Flows
>
> ·         SFC Command List
>
>
>
>
>
> With Regards
>
>
>
> Anirudh Gupta
>
> Software Engineer
>
> anirudh2.gupta at aricent.com | Extension – 4908
>
> <https://www.aricent.com/>
>
>
>
>
>
>
>
>
>
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