⁠9.2. Install the Orchestration Service Packages

The OpenStack Orchestration service requires the following packages:
openstack-heat-api
Provides the OpenStack-native REST API to the heat Engine.
openstack-heat-api-cfn
Provides the AWS CloudFormation-compatible API to the heat Engine.
openstack-heat-common
Provides components common to all heat services.
openstack-heat-engine
Provides the OpenStack API for launching templates and submitting events back to the API.
openstack-heat-api-cloudwatch
Provides the AWS CloudWatch-compatible API to the heat Engine.
heat-cfntools
Provides the tools required on heat-provisioned cloud instances.
python-heatclient
Provides a Python API and command-line script, both of which make up a client for the OpenStack heat API.
openstack-utils
Provides supporting utilities to assist with a number of tasks including the editing of configuration files.
To install these required packages, run the following command as the root user: 
# yum install -y openstack-heat-* python-heatclient openstack-utils