The document discusses configuration management with Puppet, describing Puppet's key features like being declarative and idempotent, how it can be used to update and roll back application configurations, and how Puppet implements configuration management through resources, manifests, and modules. The presentation was given by Rahul Bajaj and covered the history, features, and implementation of Puppet configuration management.

1. Configuration
Management with
Puppet
By: Rahul Bajaj
@rabajaj_

2. About Me! Associate Software Engineer @ Red Hat
Follow me:
Twitter: @rabajaj_
Github: rahulbajaj0509
@rabajaj_

3. Let's go back
into the
HISTORY!
Updates and Roll-backs
Application working in
developers environment but
not in testing or production.
Configuring large instructure.
@rabajaj_

4. BUT……..
now we have PUPPET!
@rabajaj_

5. Key features of
Puppet.
● Declarative.
package { ‘curl’ :
ensure => installed,
}
user { ‘foss-users’ :
ensure => present,
}
● Idempotency.

6. Push and Pull !
@rabajaj_

7. @rabajaj_

8. Puppet DSL
resource_type { 'resource_title':
attr1 => value1,
attr2 => value2,
attr3 => value3,
...
attrN => valueN,
}
@rabajaj_

9. Implementing Puppet!
@rabajaj_

10. Factor command
@rabajaj_

11. Puppet Manifests
@rabajaj_

12. Puppet Modules
@rabajaj_

13. Thank you!
@rabajaj_