[NETVIRT-729] After delete and create Vpn , programmed ECMP flows are incorrect leading to traffic drop Created: 14/Jun/17  Updated: 06/Apr/18  Resolved: 06/Apr/18

Status: Resolved
Project: netvirt
Component/s: General
Affects Version/s: Carbon
Fix Version/s: None

Type: Bug Priority: Medium
Reporter: Ravi Ranjan Assignee: P Govinda Rajulu
Resolution: Cannot Reproduce Votes: 0
Labels: None
Remaining Estimate: Not Specified
Time Spent: Not Specified
Original Estimate: Not Specified
Environment:

Operating System: All
Platform: All

Attachments: Zip Archive DeleteVpn.zip    
External issue ID: 8688

 Description   

==>Create a vpn with ECMP routes defined , verify fib ,flows|group and traffic(passing)

opendaylight-user@root>fib-show
RD Prefix NextHop Label Origin
-------------------------------------------------------------------
100:14 10.10.1.1/32 0.0.0.0 100010 l
100:14 10.10.1.2/32 10.4.1.97 100011 l
100:14 100.100.100.100/32 10.4.1.97 100008 s
100:14 100.100.100.100/32 10.4.1.98 100008 s
100:14 10.10.1.3/32 10.4.1.97 100014 l
100:14 10.10.1.7/32 10.4.1.98 100016 l
100:14 10.10.1.6/32 10.4.1.98 100012 l
100:14 10.10.1.5/32 10.4.1.98 100013 l
100:14 10.10.1.4/32 10.4.1.97 100015 l
100:14 10.10.1.0/24 10.4.1.98 100009 c

==>Delete VPN and verify fib ,flows|group and traffic (passing)

opendaylight-user@root>fib-show
RD Prefix NextHop Label Origin
-------------------------------------------------------------------
a548045b-b84b-4fc8-9ef4-c93bb1755081 10.10.1.1/32 0.0.0.0 100002 l
a548045b-b84b-4fc8-9ef4-c93bb1755081 100.100.100.100/32 10.4.1.97 100006 s
a548045b-b84b-4fc8-9ef4-c93bb1755081 100.100.100.100/32 10.4.1.98 100006 s
a548045b-b84b-4fc8-9ef4-c93bb1755081 10.10.1.2/32 10.4.1.97 100007 l
a548045b-b84b-4fc8-9ef4-c93bb1755081 10.10.1.3/32 10.4.1.97 100003 l
a548045b-b84b-4fc8-9ef4-c93bb1755081 10.10.1.7/32 10.4.1.98 100005 l
a548045b-b84b-4fc8-9ef4-c93bb1755081 10.10.1.5/32 10.4.1.98 100017 l
a548045b-b84b-4fc8-9ef4-c93bb1755081 10.10.1.6/32 10.4.1.98 100018 l
a548045b-b84b-4fc8-9ef4-c93bb1755081 10.10.1.4/32 10.4.1.97 100004 l

==>Re-create VPN and verify fib ,flows|group and traffic (dropping)

opendaylight-user@root>fib-show
RD Prefix NextHop Label Origin
-------------------------------------------------------------------
100:14 10.10.1.7/32 10.4.1.98 100015 l
100:14 10.10.1.1/32 0.0.0.0 100010 l
100:14 100.100.100.100/32 10.4.1.97 100008 s
100:14 100.100.100.100/32 10.4.1.98 100008 s
100:14 10.10.1.3/32 10.4.1.97 100014 l
100:14 10.10.1.5/32 10.4.1.98 100011 l
100:14 10.10.1.0/24 10.4.1.98 100016 c
a548045b-b84b-4fc8-9ef4-c93bb1755081 100.100.100.100/32 local s

 Comments   
Comment by Ravi Ranjan [ 14/Jun/17 ]

Attachment DeleteVpn.zip has been added with description: karaf log and switch flow/group

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