Summary
In this chapter, we've looked at three integration patterns within the OpenStack platform. The first pattern was to use the built-in integration functionality provided by Keystone to integrate with Active Directory. The second was to use the REST APIs to provision infrastructure into the OpenStack environment. The third was to listen in on the message bus for notifications. Once we had explored the various ways that we can interact with the system, we wrote requirements for our deployed system in the design document with them in mind. Finally, these requirements were translated into automated tests that could be inserted into the deployment pipeline.
Some of the organizations that we've worked with have expressed frustration at the complexity ...
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