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Alex Krause [email protected] @alex0ptr Immutable Cloud Infrastructure, as Code 101

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@alex0ptr Immutable Cloud Infrastructure, as Code 101 Infrastructure AWS, GCP , DO Declarative 2010 2012 2006

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Old Skool Cloud @alex0ptr Image: Run DMC: Streets of New York by Jeff Pinilla http://bit.ly/2Qk34XL / CC BY http://bit.ly/2vlsURa / turned black and white

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„I’ve hugged a lot of servers in my life, and believe me, they do not hug you back. They hate you.“ —Werner Vogels, CTO of Amazon @alex0ptr Image: Dutch Digital Pioneers - Werner Vogels by Guido van Nispen http://bit.ly/2IEOsQE / CC BY http://bit.ly/2vlsURa / Citation added

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@alex0ptr VS

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Immutable Infrastructure ‣ ~ 2012 at Netflix ‣ instantiate and replace, never change Gain: ‣ no state accumulation ‣ better consistency and security ‣ true rollbacks and easy experiments @alex0ptr

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@alex0ptr “… is an open source tool for creating identical machine images for multiple platforms from a single source configuration.” ‣ 2013 ‣ Super Fast Deployment ‣ Multi-provider portability ‣ Improved stability ‣ Greater testability

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Demo @alex0ptr https://github.com/alex0ptr/cloud-101

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What else? @alex0ptr ‣ Virtualbox, VMware… ‣ Vagrant Boxes ‣ Ansible, Chef, Puppet…

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How to add config and environment variables? @alex0ptr

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@alex0ptr “Cloud-init is the defacto multi-distribution package that handles early initialization of a cloud instance.” ‣ 2008 ‣ simple init for the cloud ‣ initially AWS EC2 ‣ pre-installed everywhere!

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http://169.254.169.254/latest/user-data ✨ …where the Magic happens ✨ @alex0ptr

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@alex0ptr #!/bin/sh echo "Hello cloud-init!"

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@alex0ptr ## template: jinja #!/bin/bash {% if v1.region == 'us-east-2' -%} echo 'Installing custom proxies for {{ v1.region }}' sudo apt-get install my-xtra-fast-stack {%- endif %}

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@alex0ptr #cloud-config packages: - cowsay users: - default - name: app groups: docker write_files: - content: nVc+Xj7rPhMqb... encoding: b64 owner: app:app path: /home/app/application.yml permissions: '0655'

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How to provision and manage the Data Center? @alex0ptr

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Infrastructure as Code ‣ 2010 AWS CloudFormation ‣ provision ‣ and manage data centers Gain: ‣ versioning ‣ speed ‣ consistency ‣ security ‣ collaboration @alex0ptr

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Infrastructure as Code @alex0ptr Config Management VS Mutable VS Immutable Config VS Lifecycle

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@alex0ptr “Write, Plan, and Create
 Infrastructure as Code” ‣ 2014 ‣ ~40 Clouds ‣ Databases, Monitoring-, Infrastructure-Software ‣ Plugins

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Demo Enterprise Cloud Architecture @alex0ptr https://github.com/alex0ptr/cloud-101

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@alex0ptr https://templates.cloudonaut.io/en/stable/vpc/

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@alex0ptr https://templates.cloudonaut.io/en/stable/vpc/

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@alex0ptr https://templates.cloudonaut.io/en/stable/vpc/

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@alex0ptr Availability zone Subnet Availability zone Subnet Subnet Auto Scaling Group Subnet Instances Instances Application Load Balancer Application Load Balancer Amazon DynamoDB Amazon ECR Also: ‣ Network policies ‣ IAM

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What else? @alex0ptr ‣ Modules ‣ Workspaces ‣ More Collaboration ‣ Outputs from other States

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Lesestoff ‣ A comprehensive Guide to Terraform. Gruntwork ‣ Free CloudFormation Templates. cloudonaut.io ‣ Complete AWS IAM Reference. cloudonaut.io ‣ Terraform 0.12 Preview. Terraform Blog @alex0ptr

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xing.com/companies/qawaregmbh linkedin.com/company/qaware-gmbh slideshare.net/qaware twitter.com/qaware github.com/qaware youtube.com/qawaregmbh Alex Krause [email protected] @alex0ptr

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QAware 21.09.2018 28

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QAware GmbH Mainz Rheinstraße 4 D 55116 Mainz Tel.: +49 (0) 6131 215 69 – 0 Fax: +49 (0) 6131 215 69 – 68 xing.com/companies/qawaregmbh linkedin.com/company/qaware-gmbh slideshare.net/qaware twitter.com/qaware github.com/qaware youtube.com/qawaregmbh

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QAware GmbH München Aschauer Straße 32 81549 München Tel.: +49 (0) 89 23 23 15 – 0 Fax: +49 (0) 89 23 23 15 – 129 xing.com/companies/qawaregmbh linkedin.com/company/qaware-gmbh slideshare.net/qaware twitter.com/qaware github.com/qaware youtube.com/qawaregmbh