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From Zero to Docker in
Production
A data driven exploration to
the motivations, challenges,
& answers of going to
production with Docker
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The Birth Of MVC
Web Frameworks
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The Birth Of MVC
Web Frameworks
> gem install rails
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The Birth Of MVC
Web Frameworks
> gem install rails
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The Birth Of MVC
Web Frameworks
• (M) ActiveRecord
• (V) ActionView
• (C) ActionController
> gem install rails
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> gem install rails
The Birth Of MVC
Web Frameworks
• (M) ActiveRecord
• (V) ActionView
• (C) ActionController
• Webrick
• SQLite
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Code Module Packaging
Trinity
Adoption
Language Command
Line
Interface
Registry Package
Format
1995 Perl cpan CPAN Pearl Modules
.meta
2004 Ruby gem RubyGems Gems
.gemspec
2005 Java mvn Maven
Central
Artifacts
.pom
2008 Python pip PyPI Package
PKG-INFO
2011 .NET nuget NuGet
Gallery
Package
.nuspec
2012 PHP composer Packagist Packages
Composer.json
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Age of Treasure Hunters
Perl Ruby Gem
Java
Artifact
Python
Egg
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Libs & Binaries
Adoption OS Command
Line
Interface
Registry Package
Format
1999 Debian apt-get Depends
• Ubuntu
• Debian
Libs /
Binaries
.deb
2001 Redhat yum Depends
• CentOS
• Fedora
Libs /
Binaries
.rpm
2009 Mac brew Brew.sh Libs /
Binaries
Formulas.rb
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Something is Missing?
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Need to package apps, Libs,
and Binaries together.
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Need a bigger box
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How about Shipping
Containers?
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Docker Is A
Package Management System
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Docker Is A
Package Management System
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Docker Is A
Package Management System
> docker run wordpress
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Docker Is A
Package Management System
> docker run wordpress
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Docker Is A
Package Management System
Dockerfile
> docker run wordpress
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Docker Is A
Package Management System
> docker run wordpress
Dockerfile
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Docker Is A
Package Management System
> docker run wordpress
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Docker Is A
Package Management System
> docker run wordpress
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Docker Is A
Package Management System
> docker run wordpress
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Docker Is A
Package Management System
> docker run wordpress
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Docker Is A
VM Alternative
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Docker Is A
VM Alternative
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Docker Runtime
is a VM Alternative
310 IT Pros Surveyed
• Reduce VM Costs
• Cloud Portability
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Docker Runtime
is a VM Alternative
310 IT Pros Surveyed
• Reduce VM Costs – 3%
• Cloud Portability – 11%
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Docker is a
Package Management System
310 IT Pros Surveyed
• Reduce VM Costs – 3%
• Cloud Portability – 11%
• Developer Efficiency
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Docker is a
Package Management System
310 IT Pros Surveyed
• Reduce VM Costs – 3%
• Cloud Portability – 11%
• Developer Efficiency – 38%
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Docker is a
Package Management System
310 IT Pros Surveyed
• Reduce VM Costs – 3%
• Cloud Portability – 11%
• Developer Efficiency – 38%
• Microservice Arhitecture – 36%
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Welcome to the Era of
Global Trade Titans
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Lovely Story … But
So What is the problem?
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Lovely Story … But
So What is the problem?
310 IT Pros Surveyed
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ConfiguraBon Management
Puppet
Chef
Ansible
Salt
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Container OrchestraBon
Capistrano
Puppet
Chef
Ansible
Salt
Docker Swarm
Kubernetes
Amazon ECS
Mesos
…
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310 IT Pros Surveyed
Container OrchestraBon
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Kubernetes IntroducBon
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Kubernetes IntroducBon
Components
kube-apiserver
kube-scheduler
kubelet
PrimiBves
Deployments
Services
Secrets
Persistent Storage
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kube-apiserver
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kube-apiserver
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kube-apiserver
Controllers Price
Ansible Ansible Tower $50 / node
Chef Chef Server $6 / node
Puppet Puppet
Enterprise
$112 / node
SaltStack SaltStack
Enterprise
$150 / node
Kubernetes kube-apiserver Free &
Open Source
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kube-scheduler
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kube-scheduler
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kube-scheduler
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kubelet
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PrimiBves Overview
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PrimiBves Overview
Challenge Kubernetes’s
Primitives
Basics
Networking
Security
Persistent Storage
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PrimiBves Overview
Challenge Kubernetes’
Primitives
Basics Deployments
Networking Services
Security Secrets
Persistent Storage Persistent Volumes
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Deployments
• Describe work loads
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Deployments
• Describe work loads
• YAML (or JSON) file posted to REST API
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Deployments
• Describe work loads
• YAML (or JSON) file posted to REST API
• Work loads described by deployments are
created and maintained by Kubernetes
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Deployments
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Deployments
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Deployments
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Deployments
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Kubernetes PrimiBves
Challenge Primitives
Basics Deployments
Networking Services
Security Secrets
Persistent Storage Persistent Volumes
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Services
• Describe access to Deployments similar to Load
Balancers.
• YAML (or JSON) file posted to REST API
• Access points described by Services are created
and maintained by Kubernetes
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Services
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Services
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Services
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Services
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Services
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Services
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Secrets
• SensiBve data such as Database Passwords, API
Keys, and CerBficates
• YAML (or JSON) file posted to REST API
• Kubernetes Stores secrets and serves to work
loads as Environment variables or mounted
files.
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Secrets
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Secrets
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Secrets
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Secrets
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Persistent Volumes
• IdenBfy and specify access to Persistent Block
Storage resources
• YAML (or JSON) file posted to REST API
• Kubernetes mounts and maintains volumes to
deployments.
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DEMO TIME
DEMO Source
hYps://github.com/jrhicks/lrtechfest2017
Follow me on TwiYer
@jrhicks
Find this PresentaBon Online
hYp://jrhicks.github.io
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DEMO TIME