A Puppet Story...Systems Building Systems

This is my second RubyConf

This is my second RubyConf

This is my second RubyConfUse your powers for Awesome!

This is my second RubyConfUse your powers for Awesome!

This is my second RubyConfUse your powers for Awesome!

Developer Sysadmin

Developer Sysadmin

Three people

Forgive him, for he believes that the customs of his tribe are the laws of nature!

--George Bernard Shaw

sudo chown -R us:us /your/base

What is Puppet?Language Parser

Client/Server

Resource Abstraction

A few other things

All Ruby... : )

LoveYou must love your tools, if you don't, it will show in the work you do...

--Dave Thomas

Can you feel the Spirit?

What is a sysadmin?

Not Exactly Modern

LukeKanies

One Goal:Revolutionize System Administration

Say What?!??

Don’t look at me... I wasn’t the last one to touch it...

Wisdom of the Clouds

You can either easily manage complex systems at scale...

You can either easily manage complex systems at scale...

Or you can’t...

Everything the SameEverything Distinct

LukeKaniesRecovering Sysadmin

SSH Cfengine ?

Bad product,hungry Luke

SSH Cfengine ?

SSH Cfengine ?

Who’s using Puppet?

“...at Google we're currently using Puppet

to manage close to 6,000 Macs, and it's likely our deployment

will expand dramatically beyond

that....”

Competitive Advantage

People are finally figuring out puppet and how it gets you

to the pub by 4pm. Note that I've been at this pub since

2pm.-- Jorge Castro

Enter Puppet...

Configuration Is Declarative Code

Semantics Matter

Reproducible

Shareable

Maintainable

Extensible

Programming SysAdmin

Low-level, non-portable Assembly commands

and files

Abstract, portable C* Resources

An Analogy

* For small values of abstract

Portablity

23 package types

Users in NetInfo, useradd, pw

Support for Debian, Ubuntu, Red Hat, Solaris, OS X, Gentoo, SuSE, FreeBSD, and more

Network Effects

Portable ResourcesThis:

Portable Resources

Becomes:

This:

Portable Resources

Becomes:

This:

Portable Resources

Becomes:

This:

Portable Resources

Becomes:

This:

Portable Resources

Becomes:

This:

Debian

Debian

Red Hat

Debian

Red Hat

Package

Package

Configuration

Configuration should get modified after

package installation

Package

Service

Service should restart when

configuration changesConfiguration

Configuration should get modified after

package installation

Perspectives

Idempotence...

Idempotence...

Idempotence...

Describes the property of operations in mathematics and computer science which yield the same result after

the operations is applied multiple times.

?????

CommunityOpen Source

(Beer & Speech)

What’s on the Horizon?Currents, Drift and Directions

Questions?andrew@reductivelabs

twitter.com/littleidea