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[Maciej Jozefczyk <1864027@xxxxxxxxxxxxxxxxxx>]

Public bug reported:

While instance has disabled port security its not able to reach DHCP service.
Looks like the change [1] introduced this regression.

Port has [unknown] address set:
+-----------------------+--------------------------------------------------------------------------------------------------------+
root@mjozefcz-ovn-train-lb:~# ovn-nbctl list logical_switch_port a09a1ac7-62ad-46ad-b802-c4abf65dcf70
_uuid               : 32a741bc-a185-4291-8b36-dc9c387bb662
addresses           : [unknown]
dhcpv4_options      : 7c94ec89-3144-4920-b624-193d968c637a
dhcpv6_options      : []
dynamic_addresses   : []
enabled             : true
external_ids        : {"neutron:cidrs"="10.2.1.134/24", "neutron:device_id"="9f4a705f-b438-4da1-975d-1a0cdf81e124", "neutron:device_owner"="compute:nova", "neutron:network_name"=neutron-cd1ee69d-06b6-4502-ba26-e1280fd66ad9, "neutron:port_fip"="172.24.4.132", "neutron:port_name"="", "neutron:project_id"="98b165bfeeca4efd84724f3118d84f6f", "neutron:revision_number"="4", "neutron:security_group_ids"=""}
ha_chassis_group    : []
name                : "a09a1ac7-62ad-46ad-b802-c4abf65dcf70"
options             : {requested-chassis=mjozefcz-ovn-train-lb}
parent_name         : []
port_security       : []
tag                 : []
tag_request         : []
type                : ""
up                  : true


ovn-controller doesn't respond for DHCP requests.


It was caught by failing OVN Provider driver tempest test:
octavia_tempest_plugin.tests.scenario.v2.test_traffic_ops.TrafficOperationsScenarioTest


[1] https://review.opendev.org/#/c/702249/

** Affects: neutron
     Importance: Undecided
         Status: New


** Tags: ovn

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https://bugs.launchpad.net/bugs/1864027

Title:
  [OVN] DHCP doesn't work while instance has disabled port security

Status in neutron:
  New

Bug description:
  While instance has disabled port security its not able to reach DHCP service.
  Looks like the change [1] introduced this regression.

  Port has [unknown] address set:
  +-----------------------+--------------------------------------------------------------------------------------------------------+
  root@mjozefcz-ovn-train-lb:~# ovn-nbctl list logical_switch_port a09a1ac7-62ad-46ad-b802-c4abf65dcf70
  _uuid               : 32a741bc-a185-4291-8b36-dc9c387bb662
  addresses           : [unknown]
  dhcpv4_options      : 7c94ec89-3144-4920-b624-193d968c637a
  dhcpv6_options      : []
  dynamic_addresses   : []
  enabled             : true
  external_ids        : {"neutron:cidrs"="10.2.1.134/24", "neutron:device_id"="9f4a705f-b438-4da1-975d-1a0cdf81e124", "neutron:device_owner"="compute:nova", "neutron:network_name"=neutron-cd1ee69d-06b6-4502-ba26-e1280fd66ad9, "neutron:port_fip"="172.24.4.132", "neutron:port_name"="", "neutron:project_id"="98b165bfeeca4efd84724f3118d84f6f", "neutron:revision_number"="4", "neutron:security_group_ids"=""}
  ha_chassis_group    : []
  name                : "a09a1ac7-62ad-46ad-b802-c4abf65dcf70"
  options             : {requested-chassis=mjozefcz-ovn-train-lb}
  parent_name         : []
  port_security       : []
  tag                 : []
  tag_request         : []
  type                : ""
  up                  : true

  
  ovn-controller doesn't respond for DHCP requests.

  
  It was caught by failing OVN Provider driver tempest test:
  octavia_tempest_plugin.tests.scenario.v2.test_traffic_ops.TrafficOperationsScenarioTest


  
  [1] https://review.opendev.org/#/c/702249/

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