Exam objectives

After reviewing some basic details of the Glance image service, we can see that it's pretty straightforward. Similar to the Keystone exam objectives, not all of the Glance-related objectives can be performed on the dashboard.

The following chart breaks down various objectives from the official objective list shown in Chapter 1, Introducing OpenStack and the Certified OpenStack Administrator Exam, and is available at http://www.openstack.org/coa/requirements:

Figure 4.6: Glance exam objectives

Note

To upload images to Glance on the Horizon dashboard, the images must be accessible via your local filesystem.

Exam objective - creating Glance images

As an OpenStack administrator, you will be responsible for creating (also known as uploading) Glance images so that your OpenStack users can use them to boot instances.

Let's take a look at how to do this via the OpenStack dashboard and python-openstackclient.

Note

We will show all Glance objectives with python-openstackclient but you are certainly...