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Needed:
- Story
-> http://thedailywtf.com/articles/Classic-WTF-No-Quack centered around the poem at the end?
- Software Eng. metaphor(s) for the core concepts (and others?)
-> Theatre?
* Puppet = hand annotated personalized script to each actor
* Ansible = One person holds script, directs all actors + mouths lines
Topics:
- Config Management Goals
* no manual mucking on shells / WebUIs / GUIs
* repeatability
* infrastructure as code
- architectural components
* Puppet: master, manifest, agent, facter, puppetdb, hiera
* Ansible: playbooks, ssh, inventory
- day-to-day: Puppet
* manifest code and hiera data control everything
* code largely from the Forge
* roles and profiles
* optionally Foreman or other ENC
* MCollective
* PuppetBoard
- day-to-day: Ansible
* code in roles, data looked up in grouped YAML inventory
* roles available from galaxy, config is then in structured data
* playbooks assign roles, handle orchestration
* controlled from arbitrary machines via SSH
* little comfort without Tower
- language differences
-> module, role, resource/task
- Testing
* Puppet: noop run, catalog-diff, rspec-puppet, beaker
* Puppet: check run, infra-test
- Conceptual basis
* Puppet: Provide way to form single-transaction convergence iteration for each single machine
* Ansible: Provide arbitrary views and distributed scripts to apply certain aspects of the inventory