Instance DHCP requests are not sent to dhcp servers

Bug #1915522 reported by Vasyl Saienko
This bug affects 1 person
Affects Status Importance Assigned to Milestone
In Progress

Bug Description

When attaching network to EVPN the DHCP stops working. The issue here that we redirect all traffic from 22 table into group:X and original neutron rules that passes traffic to DHCP server via other VXLAN tunnels doesn't work.

root@vs-ps-u3zxwtxhrljc-0-liyycceouln2-server-hnx2glcv5wn5:/# ovs-ofctl dump-flows br-tun --protocols=OpenFlow13 table=22
 cookie=0xba5eaef6ce8230ae, duration=15061.762s, table=22, n_packets=216, n_bytes=9072, priority=1,dl_vlan=1 actions=pop_vlan,set_field:0x3->tun_id,output:"vxlan-0a0f0025",output:"vxlan-0a0
 cookie=0xba5eaef6ce8230ae, duration=15061.206s, table=22, n_packets=2, n_bytes=84, priority=1,dl_vlan=2 actions=pop_vlan,set_field:0x4->tun_id,output:"vxlan-0a0f0025",output:"vxlan-0a0f001
 cookie=0x3fab1f5ed729d8d1, duration=15041.025s, table=22, n_packets=11, n_bytes=822, priority=5,dl_vlan=2 actions=group:2
 cookie=0xba5eaef6ce8230ae, duration=6167.083s, table=22, n_packets=59, n_bytes=11688, priority=1,dl_vlan=3 actions=pop_vlan,set_field:0x5->tun_id,output:"vxlan-0a0f0055",output:"vxlan-0a0f
 cookie=0x0, duration=67.415s, table=22, n_packets=1881, n_bytes=641146, priority=5,dl_vlan=1 actions=group:1
 cookie=0xba5eaef6ce8230ae, duration=15083.553s, table=22, n_packets=14, n_bytes=588, priority=0 actions=drop

root@vs-ps-u3zxwtxhrljc-0-liyycceouln2-server-hnx2glcv5wn5:/# ovs-ofctl dump-groups br-tun
NXST_GROUP_DESC reply (xid=0x2):

Revision history for this message
Lajos Katona (lajos-katona) wrote :
Changed in networking-bagpipe:
status: New → In Progress
Revision history for this message
OpenStack Infra (hudson-openstack) wrote : Change abandoned on networking-bagpipe (master)

Change abandoned by "Rodolfo Alonso <email address hidden>" on branch: master
Reason: If needed, feel free to restore the patch and fix the merge conflict

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