Previous article: OpenStack Components

Horizon – Dashboard

Horizon provides a modular web-based user interface for all the OpenStack services. With this web GUI, you can perform most operations on your cloud like launching an instance, assigning IP addresses and setting access controls.

openstack horizon dashboard

Keystone – Identity

Keystone is a framework for authentication and authorization for all the OpenStack services. Keystone handles API requests and provides configurable catalog, policy, token and identity services.

Keystone also implements the ability to add users to groups (also known as tenants or projects) and to manage permissions between users and groups. Permissions include the ability to launch and terminate instances.

Keystone can be integrated with LDAP and other external authentication providers.

openstack keystone identity

About the Author

Giuseppe Paternò

Giuseppe Paternò

IT Architect and highly skilled in IT Security, he has a broad background in the Open Source world. He has worked as a consultant for companies such as Red Hat, Canonical, Sun and IBM, in addition to being Managing Director of the Swiss multinational GARL. He also deals with technologies about CloudStack and OpenStack, for which he has written a reference manual.

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Issues Archive

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