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20160510 CoreOSFest 5

20160510_CoreOSFest-5

• 1 - Intro
• 2 - ‘Mgnt’ tool
• Design
• 3 - Notes
• Events
• Distributed
• Auto-dependencies
• 4 - Demo
• Auto-clustering
• Real-time updates
• 5 - Future

NextGen Config Mgnt

1 - Intro

https://github.com/purpleidea

Hacked a lot around Puppet
* Recursion
* Timers
* State machine

But HACKY

2 - ‘Mgnt’ tool

Design

1. Parallel
2. Event driven
3. Distributed

3 - Notes

Events

• Hooks with iNotify
• Hooks with SystemD

Distributed

• Based on ETCD for shared / exported resources

Auto-dependencies

• Available to leverage OS packages Mgnt to find dependencies

4 - Demo

Auto-clustering

“True” elastic cluter mgnt
- Can start additionnal member that won’t be part of the cluster IF max_peers already reached
- If 1 peer leave, the next candidate will join

Real-time updates

Thanks to Events

5 - Future

• DSL
• Resources
• …