@stack72

scandev@paulstack.co.uk

POWERSHELL – THE NEWEST CONFIGURATION ROCKSTAR

ABOUT ME

• Work for OpenTable.com

• Member of Jetbrains Academy

• “Friend of Redgate”

• Dzone MVB

• DevOps Extremist

AGENDA

• Configuration Management as a concept

• Infrastructure as code

• Rich tooling nature for *nix platforms

• PowerShell as the configuration tool

• Puppet and PowerShell

CONTINUOUS DELIVERY

•Continuous Integration•Configuration Management•Automated Testing

MANUAL CONFIG CHANGES

• People are rubbish!• Cut corners• Make mistakes• Techniques differ from person to person

• amount of work = Work hours * Number of operations staff

AUTOMATED CONFIG CHANGES

• Machines are reliable in what they do!

• amount of work = Number of machines * 24

TERMINOLOGY

• What do I mean by infrastructure?

• webserver

• databases

• load balancers

• firewalls

• Code

• Anything that is written and executed to do a job

INFRASTRUCTURE AS CODE

• SysAdmin writes ssh loop in bash – EUREKA!

• Other SysAdmins love it and add more “code” to it

• No tests, code is brittle.

CODE IS BETTER!

POWERSHELL

IDE SUPPORT

• ISE• PowerGUI

TOOLING SUPPORT AVAILABLE

• Chocolatey• WebPI

DEMO

PUPPET AND POWERSHELL!

DEMO

QUESTIONS?

SUMMARY

• Infrastructure as Code is a much better way of interacting with our systems

• Great tooling to help us do this

• PowerShell is a windows automation framework that keeps getting better

• Puppet and PowerShell work excellently together

• Windows server management should no longer be tough

THANKS!

• scandev@paulstack.co.uk

• www.paulstack.co.uk/blog

• @stack72