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agement
ration Man ux Team
se: Configu erprise Lin
Use ca
in an ent

How I

automated

job

myself out
of my

FOSDEM’14 - Feb 1st, 2014 - Brussels

@remibergsma
@remibergsma
Today’s story:

1

Use case	

with results.

2

How to do	

it yourself.

@remibergsma
I am

Remi Bergsma

Engineer with a passion for automation.

@remibergsma
Enterprise?
Semi-government organization.

@remibergsma
@remibergsma
users

Too many of the same incidents.
@remibergsma
To go from

fire

fighting
prevention.
to

@remibergsma
The building blocks are

Git, CFEngine3
and Vagrant.
@remibergsma
Workflow
Dev

Beta

PreProd

Feature
Feature
@remibergsma

Production
Git repository
Involve users,

they look from a different perspective.

@remibergsma
@remibergsma
users

Significant drop in incidents.
@remibergsma
Phase 1:

WTF!

Find out what problems to fix.

@remibergsma
Phase 2:
Save time by applying

quick wins.
@remibergsma
Phase 3:
Implement

configmgmt
and build your baseline.

@remibergsma
Phase 4:

scale

out
up.

@remibergsma

and
Phase 5:

Relax,

you’re now in control.
@remibergsma
“ automate
Every 18 months,

yourself out of your job

”

--- Someone @Google, long time ago (Thanks Kris!)

@remibergsma
Recap
Replace manual work with configmgmt
1. WTF: Find out what to fix	

2. Save time with quick wins	

3. Setup configmgmt baseline	

4. Scale out & scale up	

5. Relax: full control!
your code
ys version
Alwa

@remibergsma
Whatever happens,

use configmgmt.
And please spread the word!

@remibergsma
Get in touch!
Follow me on Twitter	

I will post the slides soon.
remi@remi.nl
blog.remibergsma.com
@remibergsma
Thank you!
@remibergsma
Credits
Changing permissions animation: http://
devopsreactions.tumblr.com/post/73295491766/changingpermissions-that-are-enforced-by-cfengine	

Fireman Sam Team: http://kidzpadz.co.uk/images/products/
63500102343_00.jpg	

Fireman Sam relax: http://www.flickr.com/photos/thebigsheep/
5905236905/sizes/l/	

Kris Buytaert mentions the quote “Every 18 months, automate
yourself out of your job” in his presentation: 	

http://www.slideshare.net/KrisBuytaert/the-future-of-sysadmin
on slide 38.

@remibergsma
License
This work is licensed under a Creative Commons AttributionShareAlike 4.0 International License.

@remibergsma

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FOSDEM'14: Configuration Management in an Enterprise Linux Team