OpenStack is a group of interrelated open-source projects designed to provide massively scalable public and private clouds. The following services and projects are used throughout this document.
| Service | Project Name | Description |
|---|---|---|
| Dashboard | Horizon | Allows you to interact with OpenStack services to launch an instance, assign IP addresses, set access controls, and other parameters. |
| Compute | Nova | Provisions and manages large networks of virtual machines on demand. |
| Networking | Neutron | Enables network connectivity as a service among interface devices managed by other OpenStack services; usually Compute. Allows you to create and attach interfaces to networks. Neutron features a plugable architecture that supports many popular networking vendors and technologies. |
| Object Storage | Swift | Stores and gets files. Does not mount directories like a file server. |
| Block Storage | Cinder | Provides persistent block storage to guest virtual machines. |
| Identity service | Keystone | Provides authentication and authorization for the OpenStack services. Also provides a service catalog within a particular OpenStack cloud. |
| Image service | Glance | Provides a registry of virtual machine images; used by Compute to provision instances. |
| Telemetry service | Ceilometer | Monitors and meters the OpenStack cloud for billing, benchmarking, scalability, and statistics purposes. |
| Orchestration service | Heat | Orchestrates multiple composite cloud applications by using either the native HOT template format or the AWS CloudFormation template format, through both an OpenStack-native REST API and a CloudFormation-compatible query API. |
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