neutron

ovs firewall cannot handle server reboot

Bug #1645655 reported by IWAMOTO Toshihiro on 2016-11-29

This bug affects 4 people

Affects		Status	Importance	Assigned to	Milestone
	neutron	Fix Released	High	IWAMOTO Toshihiro	neutron ocata-rc1 "rc1"

Bug Description

See tempest test results for
https://review.openstack.org/#/c/399400/

tempest.scenario.test_minimum_basic.TestMinimumBasicScenario.test_minimum_basic_scenario fails at ssh connection after server soft reboot.
A few other tests seem to have some issues, too.

Tags:

Revision history for this message

IWAMOTO Toshihiro (iwamoto) wrote on 2016-11-30:

ofport for tapbc599252-a4 has changed from 253 to -1 to 255.
http://logs.openstack.org/00/399400/4/check/gate-tempest-dsvm-neutron-full-ubuntu-xenial/8344d21/logs/screen-q-agt.txt.gz#_2016-11-29_02_42_37_838

http://logs.openstack.org/00/399400/4/check/gate-tempest-dsvm-neutron-full-ubuntu-xenial/8344d21/logs/screen-q-agt.txt.gz#_2016-11-29_02_43_06_837

http://logs.openstack.org/00/399400/4/check/gate-tempest-dsvm-neutron-full-ubuntu-xenial/8344d21/logs/screen-q-agt.txt.gz#_2016-11-29_02_43_07_430

But ovs-fw is using old cached 253 for ofport.

http://logs.openstack.org/00/399400/4/check/gate-tempest-dsvm-neutron-full-ubuntu-xenial/8344d21/logs/screen-q-agt.txt.gz#_2016-11-29_02_43_09_425

Revision history for this message

OpenStack Infra (hudson-openstack) wrote on 2016-11-30: Fix proposed to neutron (master)

Fix proposed to branch: master
Review: https://review.openstack.org/404564

Changed in neutron:
assignee:	nobody → IWAMOTO Toshihiro (iwamoto)
status:	New → In Progress

IWAMOTO Toshihiro (iwamoto) on 2016-12-06

summary:

- ovs firewall probably cannot handle server reboot
+ ovs firewall cannot handle server reboot

Revision history for this message

OpenStack Infra (hudson-openstack) wrote on 2017-01-18: Related fix proposed to neutron (master)

Related fix proposed to branch: master
Review: https://review.openstack.org/421697

Ihar Hrachyshka (ihar-hrachyshka) on 2017-02-02

Changed in neutron:
importance:	Undecided → High

Armando Migliaccio (armando-migliaccio) on 2017-02-02

Changed in neutron:
milestone:	none → ocata-rc1
tags:	added: ocata-rc-potential

Revision history for this message

OpenStack Infra (hudson-openstack) wrote on 2017-02-02: Fix merged to neutron (master)

Reviewed: https://review.openstack.org/404564
Committed: https://git.openstack.org/cgit/openstack/neutron/commit/?id=829b39b1ebdb96d87323852e2e099a955e402b63
Submitter: Jenkins
Branch: master

commit 829b39b1ebdb96d87323852e2e099a955e402b63
Author: IWAMOTO Toshihiro <email address hidden>
Date: Wed Nov 30 15:26:39 2016 +0900

ovsfw: Refresh OFPort when necessary

Events like server reboots change ofport numbers. In such cases,
cached ofports need to be refreshed.

Change-Id: If4acf61736b8f1e9707efc409509e1f557d5f886
Closes-Bug: #1645655

Changed in neutron:
status:	In Progress → Fix Released

Ihar Hrachyshka (ihar-hrachyshka) on 2017-02-03

tags:

added: neutron-proactive-backport-potential

Revision history for this message

OpenStack Infra (hudson-openstack) wrote on 2017-02-04: Fix included in openstack/neutron 10.0.0.0rc1

This issue was fixed in the openstack/neutron 10.0.0.0rc1 release candidate.

Revision history for this message

OpenStack Infra (hudson-openstack) wrote on 2017-03-21: Fix proposed to neutron (stable/newton)

Fix proposed to branch: stable/newton
Review: https://review.openstack.org/447772

Revision history for this message

OpenStack Infra (hudson-openstack) wrote on 2017-03-21: Fix proposed to neutron (stable/mitaka)

Fix proposed to branch: stable/mitaka
Review: https://review.openstack.org/448052

Daniel Alvarez (dalvarezs) on 2017-03-28

tags:

removed: neutron-proactive-backport-potential

Revision history for this message

OpenStack Infra (hudson-openstack) wrote on 2017-03-29: Change abandoned on neutron (stable/mitaka)

Change abandoned by Inessa Vasilevskaya (<email address hidden>) on branch: stable/mitaka
Review: https://review.openstack.org/448052
Reason: mitaka is legacy

Revision history for this message

OpenStack Infra (hudson-openstack) wrote on 2017-04-02: Fix merged to neutron (stable/newton)

Reviewed: https://review.openstack.org/447772
Committed: https://git.openstack.org/cgit/openstack/neutron/commit/?id=e1844c3b4ff342ced2158103bc8da77496b38adc
Submitter: Jenkins
Branch: stable/newton

commit e1844c3b4ff342ced2158103bc8da77496b38adc
Author: IWAMOTO Toshihiro <email address hidden>
Date: Wed Nov 30 15:26:39 2016 +0900

ovsfw: Refresh OFPort when necessary

Events like server reboots change ofport numbers. In such cases,
cached ofports need to be refreshed.

    Change-Id: If4acf61736b8f1e9707efc409509e1f557d5f886
    Closes-Bug: #1645655
    (cherry-picked from commit 829b39b1ebdb96d87323852e2e099a955e402b63)