Upgrade OpenStack Newton to Queens with Packstack

This Guide with Centos 7

  1. Disable vault repository, return all repository configuration to default

  2. Remove Package OpenStack Newton

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    $ sudo yum -y erase centos-release-openstack-newton.noarch centos-release-ceph

  3. Update Package OS Centos

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    $ sudo yum -y upgrade centos-release

  4. Install Package OpenStack Queens 

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    $ sudo yum -y install centos-release-openstack-queens.noarch
    $ sudo yum -y upgrade

  5. Backup file paf paf-os-queens.txt

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    $ cp paf-os-queens.txt paf-os-queens-backup.txt

  6. Edit file paf paf-os-queens.txt

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    $ vim paf-os-queens.txt
    ...
    CONFIG_KEYSTONE_API_VERSION=v3
    ...

  7. Repackstack

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    $ sudo -i
    # packstack --gen-answer-file=paf-os-queens.txt
If you get error like this
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Error: /Stage[main]/Glance::Db::Sync/Exec[glance-manage db_sync]: Failed to call refresh: glance-manage  db_sync returned 1 instead of one of [0]

  1. Update visibility glance in Database

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    # mysql -u root -p
    mysql> show databases;
    mysql> use glance;
    mysql> show tables;
    mysql> update images set visibility='private' where visibility is null;

  2. Repackstack again

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    # packstack --gen-answer-file=paf-os-queens.txt
    and If you get error like this
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    Error: Execution of '/usr/bin/nova-manage cell_v2 create_cell --name default --verbose' returned 2: The specified transport_url and/or database_connection combination already exists for another cell with uuid 6d8d8cd9-eaa2-4d8c-9243-6c3d1ceff65b.

  3. Sync Database nova with nova-manage

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    # nova-manage cell_v2 list_cells
    # nova-manage cell_v2 list_hosts
    # nova-manage cell_v2 simple_cell_setup
    # su -s /bin/sh -c "nova-manage api_db sync" nova
    # nova-manage cell_v2 update_cell --cell_uuid 6d8d8cd9-eaa2-4d8c-9243-6c3d1ceff65b --name default

    Example of correct display for output :

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    # nova-manage cell_v2 list_cells
    +---------+--------------------------------------+---------------------------------------+--------------------------------------------------+
    |   Name  |                 UUID                 |             Transport URL             |               Database Connection                |
    +---------+--------------------------------------+---------------------------------------+--------------------------------------------------+
    |  cell0  | 00000000-0000-0000-0000-000000000000 |                 none:/                | mysql+pymysql://nova:****@"IP_CONTROLLER"/nova_cell0 |
    | default | 3d87b051-1af7-4596-8b2c-a9c4d6099f2d | rabbit://guest:****@"IP_CONTROLLER":5672/ |    mysql+pymysql://nova:****@"IP_CONTROLLER"/nova    |
    +---------+--------------------------------------+---------------------------------------+--------------------------------------------------+

    # nova-manage cell_v2 list_hosts
    +-----------+--------------------------------------+--------------+
    | Cell Name |              Cell UUID               |   Hostname   |
    +-----------+--------------------------------------+--------------+
    |  default  | 3d87b051-1af7-4596-8b2c-a9c4d6099f2d | compute |
    +-----------+--------------------------------------+--------------+

    If there are cell that are not necessary, you can delete them.

  4. Repackstack again

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    # packstack --gen-answer-file=paf-os-queens.txt

  5. Post Deploy in Node Controller

  • Update Metadata DHCP Agent
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    # crudini --set /etc/neutron/dhcp_agent.ini DEFAULT enable_isolated_metadata True
    # systemctl restart neutron-dhcp-agent
    # systemctl status neutron-dhcp-agent
  1. Post Deploy in Node compute
  • Enable service virtlogd
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    # systemctl status virtlogd
    # systemctl enable virtlogd
    # systemctl restart virtlogd
    # systemctl status virtlogd
  • Set Proxy Client
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    # crudini --set /etc/nova/nova.conf vnc vncserver_proxyclient_address "IP_COMPUTE"
    # systemctl restart openstack-nova-compute
    # systemctl status openstack-nova-compute
  1. Check log service neutron-dhcp-agent.service. if you encounter an error like this:
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    2018-11-15 01:57:49.747 816 ERROR neutron.agent.linux.utils [req-991473ae-d745-47bb-bcad-2e2e1ece9d49 - - - - -] Rootwrap error running command: ['kill', '-9', '31985']: RemoteError:
    You can manually kill the PID process above and restart service neutron
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    # kill -9 31985
    # systemctl restart neutron-dhcp-agent.service neutron-metadata-agent.service