DevOps Tools Volt In!

The world of DevOps is a mass of tools and pipes that connect together in many intricate ways to form the optimal developer workflow. So much so that it has turned into a full-time role. Everyone company's workflow is unique and having a single way across an organization to develop, deploy and monitor your applications can be incredibly powerful. Go is the perfect tool for creating developer tools!

Transcript

1. 01
   02
   03
   04
   05
   06
   1
   Intro
   Memes
   Problem
   More Memes
   Solution
   Gophers
   Contents
   AGENDA
   Agenda
   

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3. A Long Definition from Amazon.com:
   DevOps is the combination of
   cultural philosophies, practices, and
   tools that increases an organization’s
   ability to deliver applications and
   services at high velocity...
   3
   

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4. How about:
   DevOps… increases an organization’s
   ability to deliver...
   4
   

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7. DevOps Tools Volt In!
   23 September, 2019
   

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9. 9
   Different Workflows & Tools
   10 Developers
   ● Git
   ● Vagrant
   ● Jenkins
   ● Linode
   ● MySQL
   ● Google Cloud
   ● Shell Script
   50 Developers
   ● GitHub
   ● CircleCI
   ● GitLab
   ● Terraform
   ● AWS
   ● Kubernetes
   ● Prometheus
   ● LogDNA
   ● ThreatStack
   ● MongoDB Atlas
   ● AMQP Cloud
   ● Pusher
   < 5 Developers
   ● GitHub
   ● Vagrant
   ● Ansible
   ● MySQL
   ● Dedicated Servers
   ● Pingdom
   25 Developers
   ● GitHub
   ● Ansible
   ● Docker
   ● CircleCI
   ● TravisCI
   ● MongoDB
   ● AWS
   ● Kubernetes
   ● DataDog
   

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11. The Usual Problems
    ● Tools are hard to learn.
    ● Improve workflows
    ● Standardization
    ● On-boarding New Projects
    ● On-boarding New Engineers
    ● Infrastructure lives with the Application Code
    ● Secret Management
    ● Permissions, Controls, Processes
    ● Observability
    ● Infrastructure Management
    https://github.com/ashleymcnamara/gophers
    

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12. Introducing Shippy
    

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13. 13
    Docker
    ● Build and Push image to AWS ECR
    ● Login to AWS ECR
    Kubernetes
    ● Process YAML templates using Kontemplate.
    ● Deploy the correct manifests to the correct
    cluster.
    Secret Management
    ● Use AWS Key Management Service
    ● Stored using EJSON-KMS
    Processes
    ● Make sure wrong branch can’t get deployed.
    ● Show developer deployment status.
    13
    What just
    happened?
    https://github.com/ashleymcnamara/gophers
    

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14. 14
    14
    Command Line Tools
    in Go
    ● Compiles to Linux, Mac, Windows easily.
    ● Relatively small size, runs quickly.
    ● Many easy to use libraries.
    ● Most tools nowadays are built in Go
    ○ Docker
    ○ Kubernetes
    ○ Terraform
    https://github.com/ashleymcnamara/gophers
    

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15. The DevOps Method
    ● Do it once
    ● Do it twice
    ● Document
    ● Script it
    ● How many people need it?
    ● Get Feedback
    ● Iterate
    ● Script some more
    ● Then code it
    https://github.com/ashleymcnamara/gophers
    

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16. 16
    16
    Go Modules
    ● Cobra - commands
    ● Viper - configuration
    ● AWS SDK
    ● Docker
    ● Kubernetes
    https://github.com/ashleymcnamara/gophers
    

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17. Learnings
    ● Keep it modular.
    Separate commands from implementation.
    ● Read the code of tools.
    ● Expect to swap out tools
    ● Make it easy to upgrade.
    https://github.com/ashleymcnamara/gophers
    

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18. Thank you
    18
    https://github.com/ashleymcnamara/gophers
    Slides: speakerdeck.com/kzap
    

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