OpenStack Trove Essentials

Instance creation using the guest image

Once we run the command, the following steps are executed and the Trove instance is requested:

1. The Trove API service authenticates with Keystone and gets the token.
2. The Trove API validates the Trove flavor to check if it is valid.
3. The Trove API hands off to the task manager with a Create Instance API call after generating a unique identifier for the Trove database instance.
4. The task manager prepares the file for injection. There are two files:
   • trove-guestagent.conf: This has the guest agent configuration with the Trove, RabbitMQ's URL, and user credentials alongside the Keystone URL – we configured this file in the previous chapter
   • guest_info.conf: This file is generated and has three major things:
     • The guest_id ...