Here are the slides fromJerry Caupain's PuppetConf 2016 presentation called Implementing Puppet within a Complex Enterprise. Watch the videos at https://www.youtube.com/playlist?list=PLV86BgbREluVjwwt-9UL8u2Uy8xnzpIqa

1. Ready, set, go!
Implementing Puppet in a Complex
Enterprise
Jerry.Caupain@kpn.com

2. Who is this guy
@mistajaydawg
Jerry.Caupain@kpn.com

3. 3
About this Talk
What Does
Complexity
Even
Mean?

4. 4
Connected and free
About the company

5. 5
For a connected society
About the company

6. About the company
Timeline: A very brief overview
1852
1881
Telegraphy
Nation Wide
Telephone Network
1962
Manual Switching
Fully Automated
Telephone Network.
1989
Privatized
2007
Combine Telco and
ICT services
Mobile
Internet
Digital Television
Big Data
Managed Services
Cloud
Infrastructure

7. The KPN Technology Book
The 13 generic technology trends

8. Technology trends that matter for KPN
Outlook toward 2020
Business
Impact
Technology
Impact
2016 2020 2017 2018 2019
Data
ScienLst
Open
Standards
4.5G
Mobile
Machine
Learning
5G
Mobile
Small
Cell
Xpoint
Memory
Container
Apps
Developer
centric
Photonics
IoT
3D

9. Raising the bar
Taking successful strategy to the next level
Innovate
Grow
Simplify
Strengthen
Digital & simple service
and delivery
Converged Telco
& IT services
Excellent
user experience
Flexible & simplified
networks and operating model
Best-in-class secured
integrated networks
Applying innovative
technologies
Commercial
Operational
SIMPLIFY GROW INNOVATE

10. IT Services TI Services (BSS/OSS)
Services
Domain
IA-Coding
Domain
Infrastructure
Domain
Plaorms
Power/Sparc
Generic x86 Plaorms
Compute, Storage and Networking resources
Different views, different interest
One common goal….. Composable and Automated
ConsulLng
HosLng
Services
CloudNL
VMware
CloudNL
Microsoa
KVM
OpenStack
MANO
Corporate market Consumer market MSP1 MSP(X)
AWS/Azure
Soalayer
Managed services (SO)
Resource orchestraLon
Workload automaLon
KPN
I(C)T Domain TI (ETSI) Domain
API
API API API API
B2C
B2B
Loosely Coupled

11. Business Operations
WE help take care of the Netherlands

12. Goals
Changing the conversation with the customer.
Nice!
What else do
you have to
offer!

13. What an Effective* IT Services Partner Looks Like
Commercial flexibility and innova>on
Automa>on applied to managed
operaLons
Deep and focused industry domain
exper>se
Flexible delivery model able that is
both scalable and agile
Applies data analy>cs to
enhance operaLons
@ Bakes enterprise class
cybersecurity across the whole
porolio
Contract
-----------
-------------
------------
Ability to manage
risk
!
*) CXP Group, CXO scan 2016
It isn’t just technology that matters!

14. Goals
Improve the quality of our services, and become the best!
v Standardized services
v Automate as much as possible
v Re-shore our managed operations
v Maximum visibility
v Auditability
v Increase Speed of Delivery
v Predictability
Hard
Work!

15. It’s challenging but……
No Excuses!
You Still
Gotta Do
The Work!

16. Snowflakes
In The
Datacenter
Are Not
Cool
Challenges
Low standardization ratio

17. Challenges
Change is needed in a lot of different areas
Challenges
v Manual way of working
v Siloed Organization
v Heterogeneous landscape
v Low Standardization ratio
v Managing Windows with Puppet
v “Taming the Brownfield”
v Lot’s of different tools
People
Process
Technology

18. Challenges
Can we change human nature?.............

19. Agile Organization
From silo to effective collaboration
Module
Dev Team
Teams
v Full Stack Engineers
v Fully responsible
v Agile way of working
v Infrastructure as code
Community
Lead
Community Lead
v Get feedback
v Way of working
v Standards
v Guidance
v Organize Meetups
v Soft link between the
teams
Tooling
Infra
Team
Customer
Teams
IaaS
Teams

20. Toolbox
Tools to automate the complete chain
GitHub
Enterprise
Puppet
Splunk
Jenkins
Core Tools
vRealize
Process
Automation

21. Puppet Eco-system
It’s all about the integrations
• Broad platform
support
• Flexible
• Great support
• Ops Friendly
• Unix, Linux and
Windows
• Desired State
Why Puppet?
Configura>on
Management
Enterprise

22. Configuration Management
Moving up the stack!
Install
VM
Configure
Agent
Set custom
facts
Apply base
profile
Apply
customroles
+profiles
Networking
Disks
Services+SeOngs
Backup
Monitoring
Hardening
Compliance
Time Services
Etc.
Platforms
Windows 2008 / R2
Windows 2012/ R2
Centos 5,6,7
Red Hat 5,6,7
Solaris, AIX (Roadmap)

23. Puppet Eco-system
It’s all about the integrations
• Stability
• Predictability
• Multi-platform
• High Quality
• Managed by
Puppet
Why?
Automated Acceptance
Tes>ng
Enterprise

24. Puppet Eco-system
Module CI/CD Pipeline
syntax
check
Auto
puppet-lint
unit
test
acceptance
test
Merge
to TEST
Auto Auto Manual
Merge
to
PROD
Manual
Change in
git
Periodic
trigger
NoLfy by mail & Hipchat
Fail Fail Fail Fail

25. 1. kpn_jenkins::pipeline::module { 'kpn-puppet-forge/puppet-kpn-hosts':
2. test_platform => ['linux', 'windows'],
3. pe3_syntax => false,
4. pe4_syntax => true,
5. pe4_unit => true,
6. pe3_unit => false,
7. acceptance_test => true,
8. acceptance_platform => [ 'centos-7-x64-pe4',
9. 'windows-2008r2-x64',
10. 'windows-2012r2-x64',
11. 'windows-2008r2-x64-pe4',
12. 'windows-2012r2-x64-pe4',
13. 'windows-2016-x64-pe4',
14. ],
15. hipchat_notification => true,
16. hipchat_room => 'Module team',
17. email => ‘puppetteam@kpn.com',
18. }
25
Puppet Eco-system
Adding a module to the pipeline
Which tests do you
want to run?
Which opera>ng
systems do you want
to run the code on?
How do you wish to
get no>fied?

26. Puppet Eco-system
It’s all about the integrations
• Familiar Developer
Workflow
• Easy to manage
• Easy setup
• Security (RBAC)
• Support
• Integrations
Why GitHub Enterprise
Version Control
Enterprise

27. Puppet Eco-system
It’s all about the integrations
• Nodes
• Platforms
• Applications
• Modules
• Module versions
• Puppet run info
• Nodes in NOOP mode
• Puppet facts
• Configuration Changes
• GitHub commit details
• Capacity Management
• Patch Management
• Compliancy
• Real Time
Troubleshooting
About?
Opera>onal Intelligence
Enterprise

28. Benefits & Challenges
Making progress…..but not there yet
Benefits Challenges
v Operational Intelligence (Troubleshooting)
v Standardizing the brownfield!
v Auditability
v PCI DSS compliancy
v Data is far more reliable
v Quickly modify generic configuration
changes
v Growing community
v Online Documentation
v Etc.
v Adoption is still slow
v Steep learning curve
v Brownfield still painful

29. What did we learn
Current State
Technology
v ~ 4000 nodes……and counting!
v 30 Puppet Masters
v 129 Puppet modules
87 in-house developed
42 Puppet Forge
v 22 teams on boarded
People
v 170 Puppet Fundamentals
v 100 In-house technical
training
v 25 In-house non-technical
training
Lessons Learned
v Have infrastructure capacity
for testing purposes
v Training is good, just doing it is better
v Get the right feedback fast
v Monitor the change….closely
v Don’t over-centralize
v Start with Greenfield first.
v You cannot please everybody

30. Roadmap
Strengthen and improve
Roadmap Items
Provisioning
v Infrastructure deployment with Terraform
v Image management using Packer (In progress)
Configuration Management
v Application Orchestration
v Microsoft DSC integration
v Docker integration for automated testing
Analytics
v Improve Splunk integration
Collaboration
v Extend the use of GitHub
v Implement ChatOps
KEEP
INNOVATING!

31. JUST……...........
GETTING
STARTED!

32. Thank you team @KPN!