DevOps Talks Melbourne 2018: Whales, Cats and Kubernetes
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The DevOps Talks Conference 2018 in Melbourne featured Matt Ray discussing the application-centric operations model facilitated by Chef Software's Habitat. Habitat allows modern application teams to build, deploy, and manage applications across various environments with an emphasis on automation, security, and compliance. The presentation highlighted Habitat's capabilities in managing applications and services, including support for multiple programming languages and continuous delivery workflows.
DevOps Talks Melbourne 2018: Whales, Cats and Kubernetes
- 2. Whales, Cats and Kubernetes Matt Ray @mattray
- 3. Matt Ray Manager/Solutions Architect – APJ Chef Software [email protected] @mattray Software Defined Talk
- 4. Shifts in Modern Application Architecture Demand an application-centric operations model Infrastructure Centric Operations Application Centric Operations Cloud Containers Microservices UNIT OF VALUE is App UNIT OF WORK is Deployment UNIT OF VALUE is Server UNIT OF WORK is Configuration Infrastructure Automation Compliance Automation Application Automation EXISTING BUSINESS NEW BUSINESS
- 5. Application automation that enables modern application teams to build, deploy, and manage any application in any environment - from traditional to cloud native architectures. What is Habitat?
- 7. Security Code Quality Container Hosting Peer Discovery Config Changes Supervision Monitoring Rolling Deployment Networking Internal Registry Workload Placement ProductionThe Container Learning Cliff Development
- 9. Modern Application Workflow SERVICE SUPERVISOR SERVICE SUPERVISOR SERVICE SUPERVISOR SERVICE SUPERVISOR USER ARTIFACT Packaging Applications Running Applications PLAN DEPOT DEPOT ARTIFACT BARE METAL CONTAINERS AMI VM
- 10. hab plan init Standardized build and packaging templates ▪ Go ▪ Java ▪ Node.js ▪ Ruby ▪ …and more
- 12. hab studio enter Builds an immutable artifact ▪ Disposable, reproducible build environment ▪ Produces a signed, timestamped .hart file with runtime dependencies and manifest ▪ Push to package depo
- 13. hab pkg export docker <origin>/<package> Application & Libraries Minimized OS ToptoBottomDependencyResolution
- 14. hab pkg export Same immutable packages deployed everywhere ▪ ACI ▪ Cloud Foundry ▪ Docker ▪ Helm ▪ Kubernetes ▪ Mesos ▪ Tar
- 15. Configuration Configuration from the Environment ▪ default.toml ▪ docker run -e HAB_REDIS='tcp-backlog=128' mattray/redis ▪ echo “port=6380” | hab config apply redis.prod 3
- 16. Managing Applications Automated Application Supervision ▪ Start, Stop, Reconfigure, etc. ▪ RESTful API ▪ Artifact updates ▪ Encrypted discovery service
- 17. Managing Services LEADER STAND ALONE Topologies Update StrategiesRunning Applications SERVICE SUPERVISOR SERVICE SUPERVISOR SERVICE SUPERVISOR SERVICE SUPERVISOR SERVICE SUPERVISOR SERVICE SUPERVISOR LEADER ElECTION ALL AT ONCE ROLLING
- 18. Kubernetes #kubernetes ▪ hab pkg export kubernetes ▪ hab pkg export helm ▪ Habitat Kubernetes Operator ▪ OpenShift ▪ GKE, PKS, and more!
- 19. Demo Time!
- 20. Habitat Builder SaaS-based build service ▪ GitHub integration ▪ Automated builds and dependency rebuilds ▪ Public and private origins ▪ Release channels for Continuous Delivery ▪ Container publishing to Docker Hub ▪ > 500 packages for common applications and libraries https://bldr.habitat.sh
- 21. Windows Support Build, deploy and manage Habitat packages on Windows ▪ plan.ps1 ▪ Native Windows Supervisor ▪ IIS, SQL Server, MySQL, and more ▪ ASP.NET Core, .NET Core, Node, and more
- 22. 12 Factor/Cloud Native Implements 12 Factor application patterns ▪ Decouples the app from operating system dependencies ▪ Separates concerns of ‘build’ from ‘deploy’ ▪ Provides declarative deployment capabilities ▪ Configuration from the environment ▪ Immutable artifacts https://12factor.net
- 23. For Developers Works on my machine ▪ Any language ▪ Automatic builds on commit ▪ Explicit dependency declarations ▪ Stable & unstable release channels
- 24. For Operators Works the same everywhere ▪ Automated container builds ▪ Immutable build artifacts ▪ Release channels for CD workflow ▪ Consistent management of any application on any platform
- 25. Open Source Community https://habitat.sh Apache Licensed! ▪ https://github.com/habitat-sh ▪ 2017: • 5,976 Commits - 2,411 Pull Requests - 142 Authors • 12 core developers employed by Chef, 7 external maintainers • 543 Core Packages • 1,479 people in https://slack.habitat.sh