Introduction – OpenStack Identity

The OpenStack Identity service, known as Keystone , provides services for authenticating and managing user accounts and role information for our OpenStack cloud environment.

It is a crucial service that underpins the authentication and verification between all of our OpenStack cloud services and is the first service that needs to be installed within an OpenStack environment. The OpenStack Identity service authenticates users and projects by sending a validated authorization token between all OpenStack services. This token is passed to the other services, such as Storage and Compute, to grant user access to specific functionalities. Therefore, configuration of the OpenStack Identity service must be completed first before using any of the other services. Setting up of the Identity service involves the creation of appropriate roles for users and services, projects, the user accounts, and the service API endpoints that make up our cloud infrastructure. Since...