Habitat Workshop - DC

An introduction to Chef's Habitat given at the DevOpsDC Meetup.

https://www.meetup.com/DevOpsDC/events/235596655/

Transcript

1. • 6:00 – 6:30 – Meet, greet, and eat! • 6:30 – 6:45 – Introductions and Announcements • 6:45 – 9:00 – Habitat!
3. DevOpsDC Code of Conduct http://www.meetup.com/DevOpsDC/pages/Code_of_Conduct/ We value the participation of each member of the community and want all attendees to have an enjoyable and fulfilling experience. Accordingly, all attendees are expected to show respect and courtesy to other attendees throughout all Meetup events. To make clear what is expected, all delegates/attendees, speakers, exhibitors, organizers, and volunteers at any DevOpsDC event are required to conform to our Code of Conduct. Organizers will enforce this code throughout events.
5. http://www.dctechslack.com
6. • March 7 & 8, 2017 • CFP Closes Friday! • http://www.devopsdays.org/
7. • Next DevOpsDC Meetup   January 17   Excella Consulting   Fearless Deployments with Ric Lister
8. • Hiring? • Looking for work? • Attending or speaking at a conference? • Something we all should know? • Favorite color?
9. • Wednesday – 6PM – 9PM • Microsoft MTC – 11 Times Square • Introduction to Habitat • Tutorials • Setup your development environment • Package and run your own applications
10. • Thursday – 6PM – 9PM • Threat Stack – 55 Summer Street, 2nd Floor • Introduction to Habitat • Tutorials • Setup your development environment • Package and run your own applications
14. ©2016 Chef Software Inc. 1-14 Modern Applications Source Code Repo Artifact Bare Metal Container Cloud Instance VM Artifact Repo
15. Build Deploy Manage
16. Starts with a plan
17. ©2016 Chef Software Inc. Simple, native, and declaritive pkg_name=redis pkg_origin=core pkg_version=3.0.7 pkg_license=('BSD') pkg_maintainer="The Habitat Maintainers <humans@habitat.sh>" pkg_source=http://download.redis.io/releases/${pkg_name}-${pkg_version}.tar.gz pkg_shasum=b2a791c4ea3bb7268795c45c6321ea5abcc24457178373e6a6e3be6372737f23 pkg_bin_dirs=(bin) pkg_build_deps=(core/make core/gcc) pkg_deps=(core/glibc) pkg_svc_run="bin/redis-server $pkg_svc_config_path/redis.config" pkg_expose=(6379) do_build() { make } plan.sh Low abstraction Complete dependencies Declare services Simple functions
18. Clean room environment Safe by default Installs dependences Built in a studio
19. Central location Publicly hosted Lightweight views Stored in a depot
20. Easy pattern Shortcuts Increasing specificity Installed by hab
21. Binaries and Config Metadata Side-by-side Packages on disk
22. Installs automatically Keeps things running Manages configuration Supervisor runs services
23. Supervisors form a ring Peers Service Groups Gossip Availability increases with scale
24. Supervisors provide a REST API External Actors Health and Status Supervisor Debugging
25. Docker ACI Mesosphere Post-process packages
26. Supervisors support topologies Dynamic configuration Service group level Uses the ring
27. Supervisors provide update strategies Topology aware Tracks views in the depot Ideal for Continuous Delivery
28. Operable Applications • Isolated • Immutable • Configurable • Common interface for monitoring health • Rebuild from source • Common packaging • Runtime Independence
29. Automation travels with the application Existing & Cloud Native Software Application Automation
30. It’s all open source Apache License
31. https://www.habitat.sh/community/
32. What’s Next? •  Use a provided Habitat development environment, or install Habitat locally •  Join the Habitat Slack Team - http://slack.habitat.sh/ •  Work through the tutorial at https://www.habitat.sh/tutorials/ •  Explore Habitat packages on the depot - https://app.habitat.sh/ •  Explore the Habitat projects - https://github.com/habitat-sh •  Read Habitat Blog posts - https://blog.chef.io/?s=habitat •  Package one of your own applications •  Demo your work throughout the evening