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OpenStack Administration with Ansible 2 - Second Edition by Walter Bentley

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Coding the playbooks and roles

The playbook and role we will now create will allow you to take a snapshot of all instances within a single tenant at one time. This distinct task was chosen to try to keep the role simple and not to overcomplicate the tasks. You could very well also create a role to snapshot or backup all instances in all tenants with the removal of just one parameter. Pretty awesome, right? Well, send your thank you cards to Ansible for that.

At the beginning of this chapter, we reviewed the process of how to take instance backups and snapshots. It was a simple two-step process. For the purposes of automating this task, we have to add an additional step to the process. That step would be to get the tenant ID for the tenant we plan ...

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