Ansible Playbook Essentials

Summary

We started this chapter by discussing what orchestration is, what different orchestration scenarios are, and how Ansible can fit in. You learned about Ansible's set of rich features in the context or orchestration. This includes multi-playbook support, pre-tasks and post-tasks, tags and limits, running tests, and a lot more. We went on to tag the roles we created earlier and learned how to control what portion of code runs on which machines using a combination of tags, patterns, and limits. Finally, we created a new playbook to orchestrate the workflow to update web servers, which involves zero-downtime deployment, delegation, pre-tasks and post-tasks, and tests. You also learned that Ansible can be a good fit in any orchestration scenario. ...