Provisioner @ Ansible London

Provisioner is a REST API for Ansible (a.k.a. poor man's Ansible Tower). It was designed to eliminate application specific golden images and to make deployment of common applications easy at scale.

Transcript

1. Provisioner
   A REST API for Ansible
   (a.k.a. poor man’s Ansible Tower)
   @vpetersson
   vpetersson.com
   

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2. $ whoami
   • Geek and entrepreneur
   • Work full time on Screenly (digital signage for
   Raspberry Pi)
   • Background in the cloud industry
   @vpetersson
   vpetersson.com
   

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3. Why?
   • Solves a business need for cloud.net / OnApp
   Federation
   • Simplifies best practice deployments
   • Single host and clusters
   • Golden images suck
   @vpetersson
   vpetersson.com
   

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4. Design philosophy
   • KISS
   • (Easily) extendable yet curated
   • Use existing technologies
   • Agentless
   • No custom “base images”
   • Horizontally scalable
   @vpetersson
   vpetersson.com
   

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5. Technologies
   • Ansible (d’oh)
   • Docker
   • Python + Bottle
   • Redis
   @vpetersson
   vpetersson.com
   

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6. How it works
   @vpetersson
   vpetersson.com
   

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7. lb
   api0 apiN
   redis
   worker0
   api1
   worker1 worker2 workerN
   @vpetersson
   vpetersson.com
   

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8. Status
   • MVP / Beta
   • Used by cloud.net
   @vpetersson
   vpetersson.com
   

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9. “Roles”
   • Docker
   • Docker Registry
   • Drupal
   • MariaDB (MySQL)
   • MongoDB
   • PostgreSQL
   • Redis
   • WordPress
   • MongoDB
   • NodeBB
   • Weave Net
   @vpetersson
   vpetersson.com
   

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10. Demo
    (praise thy mighty demo gods)
    @vpetersson
    vpetersson.com
    

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11. Roadmap and goals
    • Upgrade to Ansible 2
    • Extend playbook library
    • Improve speed
    • Make service upgrades easier
    • Add more documentation
    • Kubernetes
    @vpetersson
    vpetersson.com
    

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12. Resources
    • Provisioner on Github (https://github.com/OnApp/
    provisioner)
    • “How Weave Net Enables a Global Docker Cluster
    with OnApp” (https://www.weave.works/weave-
    global-docker-cluster/)
    • This deck (https://speakerdeck.com/vpetersson/
    provisioner-at-ansible-london)
    @vpetersson
    vpetersson.com
    

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