"Infrastructure as Code" für Anfänger

XP Days Germany

David Völkel

27.11.2015

@davidvoelkel

@softwerkskammer

@codecentric

TDD & Design

CD & DevOp

Continuous Integration

Automatic Build

VCS Application

Automation

Quality

Reproducible

Faster

Docs

Application VCS

Tip of the Iceberg?

App VCS

Tip of the Iceberg?

VM

App

OS & Packages

Config

OS & Packages

Network

VCS

Continuous Delivery

Infrastructure?

VM

App

OS & Packages

Config

OS & Packages

Network

VCS

Continuous Delivery

Infrastructure as Code

VM

Software

OS & Packages

Config

OS & Packages

Network

VCS

Agenda

1. Deployment

2. Provisioning

3. Environments

4. VM Management

5. SDN

DEMO

VM

App

OS & Packages

Config

OS & Packages

Network

1.DEPLOYMENT

Image: Rigo Peter

VM

App

OS & Packages

Config

OS & Packages

Deployment

SSH/SCP

mvn Plugins

Server

App

Auto Deployment

CI Build Pipeline

Server

Build & Unit Tests

App

VCS

Deployment

Integration Tests

App Server Options

Distro Package Manager

Fat-JARs

Image: RRZEicons

2. PROVISION

VM

App

OS & Packages

Config

OS & Packages

Box by Даниил Пронин from the Noun Project

Snowflake Servers

Snowflake Servers

Work of Art

Image: KUKA Systems GmbH

Configuration Management

Server Provisioning

Installation

Config VCS

Configuration Management

CFEngine Chef

Puppet

Salt

Ansible

90er 00er 10er

Desired State Configuration

Declarative

Tests itself

Idempotent

> mvn package (per jdeb)

> scp software_and_provi.deb server

# dpkg –i *.deb

# puppet apply

> smoketest server

Server

Software

OS & Packages

Config

OS & Packages

Our Provision 1.0

Build & Unit Tests VCS

Provision Deployment

Refactoring to 2.0

no shell

no jdeb

faster

easier

Windows OK

3.ENVIRONMENTS

Computer by Danny Sturgess from the Noun Project

VM

App

OS & Packages

Config

OS & Packages

DEV TEST PROD

Configuration

Global vs. Environment

mail.send.retry=3

reminder.intervall=7

mysql.url = jdbc:mysql://test-mysql-db/users

mySql.driver = com.mysql.jdbc.Driver

mySql.user = username

mySql.password = secretPassword

oracle.url = jdbc:oracle://oracle-test/bills

oracle.driver = oracle.jdbc.driver.OracleDriver

oracle.user = username2

oracle.password = secretPassword2

Configuration

Global vs. Environment

mail.send.retry=3

reminder.intervall=7

mysql.url = jdbc:mysql://test-mysql-db/users

mySql.driver = com.mysql.jdbc.Driver

mySql.user = username

mySql.password = secretPassword

oracle.url = jdbc:oracle://oracle-test/bills

oracle.driver = oracle.jdbc.driver.OracleDriver

oracle.user = username2

oracle.password = secretPassword2

Configuration

Global vs. Environment

mail.send.retry=3

reminder.intervall=7

mySql.driver = com.mysql.jdbc.Driver

oracle.driver = oracle.jdbc.driver.OracleDriver

mysql.url = jdbc:mysql://test-mysql-db/users

mySql.user = username

mySql.password = secretPassword

oracle.url = jdbc:oracle://oracle-test/bills

oracle.user = username2

oracle.password = secretPassword2

Configuration

Global vs. Environment

deploy(ENV)

mail.send.retry=3

reminder.intervall=7

mySql.driver = com.mysql.jdbc.Driver

oracle.driver = oracle.jdbc.driver.OracleDriver

mysql.url = jdbc:mysql://test-mysql-db/users

mySql.user = username

mySql.password = secretPassword

oracle.url = jdbc:oracle://oracle-test/bills

oracle.user = username2

oracle.password = secretPassword2

Latest Config

No branching!

4. VM MANAGEMENT

Data Center Server Virtualization by Rahul KULKARNI from the Noun Project

VM

App

OS & Packages

Config

OS & Packages

Desired State Configuration

Drift! Drift

Phoenix Server

“clean slate“

Clone Golden Master

vs. DSC?

Phoenix Image: RoFra

Technology

Packer & AWS AMI

VMWare VSphere

Phoenix Image: RoFra

Security Patches?

Rotate by Thomas Helbig from the Noun Project

„Immutable Servers

Freeze State

Logs

Config

DB/Storage

Image: Deutsche Fotothek

Golden Master

VM Image

Pipeline

VCS Provision

DEV VM

OS & Packages

Clone VM & Provision

Golden Master

VM Image

Pipeline

VCS Provision

DEV VM

OS & Packages

VCS App Code

Build & UT

Clone VM & Provision

Golden Master

VM Image

Pipeline

VCS Provision

DEV VM

App & DEV Config

OS & Packages

Deploy

VCS App Code

Build & UT

Config

Clone VM & Provision

Golden Master

VM Image

Pipeline

VCS Provision

DEV VM

App & DEV Config

OS & Packages

Deploy

VCS App Code

Build & UT

Config

Clone VM & Provision

Int Test

Pipeline

VCS Provision

Deploy

VCS App Code

Build & UT

Config

Int Test

Deploy Test

Test VM

App & TEST Config

OS & Packages

DEV VM

App & DEV Config

OS & Packages

Clone VM & Provision

Pipeline

VCS Provision

Deploy

VCS App Code

Build & UT

Config

Int Test

Deploy Test

Test VM

App & TEST Config

OS & Packages

Clone VM & Provision

Pipeline

VCS Provision

Deploy

VCS App Code

Build & UT

Config

Int Test

Deploy Test

Test VM

App & TEST Config

OS & Packages

Clone VM & Provision

Deploy Prod

…

Golden Master AMI

Packer Pipeline

VCS Provision

Temp Instance

Packer

Golden Master AMI

Packer Pipeline

VCS Provision

Temp Instance

OS & Packages

Packer

Golden Master AMI

Packer Pipeline

VCS Provision

Temp Instance

OS & Packages

Packer

Provisioned AMI

Demo VM

App

OS & Packages

Config

OS & Packages

Network

Ansible Jar Deploy

Ansible Provision

Vagrant, Packer, Ansible EC2 Module

Terraform

https://github.com/davidvoelkel/infrastructure-as-code-demo https://youtu.be/AiAOLpshguM

Resumee

Version & automate infrastructure

Living Documentation

Quality, “works on my machine“

Layers top to bottom

@davidvoelkel

Licence

Creative Commons Attribution-ShareAlike 3.0