OpenStack

info

When upgrade the different OpenStack services, all containers must be restarted. When restarting the API services, there is a short downtime of the APIs. This downtime is usually less than 1 minute.

1. OpenStack client

   osism apply openstackclient

2. Keystone

   osism apply -a pull keystone
   osism apply -a upgrade keystone

3. Glance

   osism apply -a pull glance
   osism apply -a upgrade glance

4. Designate

   osism apply -a pull designate
   osism apply -a upgrade designate

5. Placement

   osism apply -a pull placement
   osism apply -a upgrade placement

6. Cinder

   osism apply -a pull cinder
   osism apply -a upgrade cinder

7. Neutron

   osism apply -a pull neutron
   osism apply -a upgrade neutron

8. Nova

   osism apply -a pull nova
   osism apply -a upgrade nova

9. Octavia

   osism apply -a pull octavia
   osism apply -a upgrade octavia

   9.1. Update amphora image

   This step is only necessary if the Amphora Driver is used. If OVN is used as the driver, this step is not necessary.

   We provide regularly updated images for Octavia in osism/openstack-octavia/amphora-image. The OSISM CLI can be used to upload the correct image depending on the OpenStack release used.

   osism manage image octavia

   9.2. Amphora rotation

   This step is only necessary if the Amphora driver is used. If OVN is used as the driver, this step is not necessary.

10. Horizon

    osism apply -a pull horizon
    osism apply -a upgrade horizon