Installing Glance – images service
Glance images service provides services that allow us to store and retrieve operating system disk images to launch instances from. In our example, environment Glance service is installed on the controller node. Glance service consists of two services: Glance API, which is responsible for all API interactions, and glance-registry, which manages image database registry. Each has a configuration file under /etc/glance/.
Getting ready
Before configuring Glance, we need to create a database for it and grant the needed database credentials. We need to create user account for Glance in the Keystone user registry for Glance to be able to authenticate against Keystone. Finally, we will need to open appropriate firewall ...
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