Devstack fails when zookeeper is already running

[Federico Ressi]

Running devstack with master branch on a clean ubuntu trusty I have below failure. It seam that running following command

  sudo service zookeeper start

it fails when the service is already running.

2015-11-06 03:18:18.233 | + local command=/opt/stack/devstack/tools/peakmem_tracker.sh
2015-11-06 03:18:18.234 | + local group=
2015-11-06 03:18:18.234 | + is_service_enabled peakmem_tracker
2015-11-06 03:18:18.240 | + return 1
2015-11-06 03:18:18.240 | + is_service_enabled zookeeper
2015-11-06 03:18:18.249 | + return 0
2015-11-06 03:18:18.250 | + start_zookeeper
2015-11-06 03:18:18.250 | + start_service zookeeper
2015-11-06 03:18:18.251 | + is_ubuntu
2015-11-06 03:18:18.251 | + [[ -z deb ]]
2015-11-06 03:18:18.252 | + '[' deb = deb ']'
2015-11-06 03:18:18.252 | + sudo /usr/sbin/service zookeeper start
2015-11-06 03:18:18.270 | start: Job is already running: zookeeper
2015-11-06 03:18:18.272 | + exit_trap
2015-11-06 03:18:18.272 | + local r=1
2015-11-06 03:18:18.273 | ++ jobs -p
2015-11-06 03:18:18.274 | + jobs=
2015-11-06 03:18:18.274 | + [[ -n '' ]]
2015-11-06 03:18:18.275 | + kill_spinner
2015-11-06 03:18:18.275 | + '[' '!' -z '' ']'
2015-11-06 03:18:18.276 | + [[ 1 -ne 0 ]]
2015-11-06 03:18:18.276 | + echo 'Error on exit'
2015-11-06 03:18:18.276 | Error on exit
2015-11-06 03:18:18.277 | + [[ -z /opt/stack/logs/screen ]]
2015-11-06 03:18:18.277 | + /opt/stack/devstack/tools/worlddump.py -d /opt/stack/logs/screen
2015-11-06 03:18:18.624 | + exit 1

[Jordan Pittier (jordan-pittier)]

I'll submit a patch for this

[OpenStack Infra (hudson-openstack)]

Fix proposed to branch: master
Review: https://review.openstack.org/242445

[OpenStack Infra (hudson-openstack)]

Fix proposed to branch: master
Review: https://review.openstack.org/242448

[OpenStack Infra (hudson-openstack)]

Change abandoned by Federico Ressi (<email address hidden>) on branch: master
Review: https://review.openstack.org/242448
Reason: A better more generic solution is under review.

https://review.openstack.org/#/c/242445/

[Federico Ressi (federico-ressi-9)]

Simple workaround: disable service zookeeper in local.conf

  disable_service zookeeper

[OpenStack Infra (hudson-openstack)]

Reviewed: https://review.openstack.org/242445
Committed: https://git.openstack.org/cgit/openstack-dev/devstack/commit/?id=04e73e17e8c536abb1ea86e7b0d037aef543da37
Submitter: Jenkins
Branch: master

commit 04e73e17e8c536abb1ea86e7b0d037aef543da37
Author: Jordan Pittier <email address hidden>
Date: Tue Nov 10 18:58:11 2015 +0100

    On Ubuntu: don't start Zookeeper twice

    On Ubuntu, if the Zookeeper service is already running, attempting
    to start it again fails with non-zero exit code. This patch detects
    whether ZK is already started before trying to start it.

    Change-Id: If1257152de01fe5fe0351fdbb538bce083edbec0
    Closes-Bug: #1513741