Experts Live Europe 2017 - Why you should care about Docker - an introduction
•
3 likes•87 views
The popularity of Docker has grown massively in recent years. So what are the benefits for development and operations? This talk provides you a proper introduction into the topic and answers the questions around the differences between Linux and Windows containers, the development workflow and enterprise grade hosting scenarios.
Recommended
Recommended
More Related Content
What's hot
What's hot (20)
Similar to Experts Live Europe 2017 - Why you should care about Docker - an introduction
Similar to Experts Live Europe 2017 - Why you should care about Docker - an introduction (20)
More from Marc Müller
More from Marc Müller (20)
Recently uploaded
Recently uploaded (20)
Experts Live Europe 2017 - Why you should care about Docker - an introduction
- 1. Why you should care about Docker – an Introduction Marc Müller Principal Consultant marc.mueller@4tecture.ch @muellermarc www.4tecture.ch
- 3. Agenda ▪ Why Docker & DevOps? ▪ Introduction to Docker ▪ Demos ▪ Docker ▪ Visual Studio Integration ▪ Docker Orchestration & CI / CD Pipelines ▪ Q & A
- 4. Microsoft
- 5. I like …but I‘m a Microsoft Fan-Boy
- 7. DevOps / Docker Intro
- 8. Write Code Customer use the code Write Code Customer use the code
- 11. A lot of deployments Cause pain if ▪ done manually ▪ a complex monolith needs to be deployed ▪ too many different versions have to be maintained We fight the pain by ▪ automate the complete process ▪ divide the monolith into small services ▪ deploy small releases frequently
- 13. API Gateway / Proxy Order Service Orders Order Data Order Logic Customer UI Admin UI Product Search Service Products Product Data Product Search Product Service Products Product Data Product Search MessageQueue Micro-Service Architecture
- 14. Microservices ▪ A part of the application which can be deployed independently ▪ «Do one thing and do it good» ▪ Encapsulation ▪ Automation ▪ Business Domain Centric ▪ Decentralization ▪ Indepence ▪ Fail-Safe ▪ Observable ▪ Scalable
- 15. Freight transport before 1960
- 17. Containers ▪ Versioned artifact ▪ Isolated deployable unit ▪ Container image is bit by bit identical when deployed ▪ Abstraction of data center resources ▪ Pool of compute, network and storage ▪ Orchestration is “Cattle Business” ▪ “Forget about naming the servers and treating them like pets.” ▪ “Run it for me please”
- 19. Server Host OS Hypervisor Server Host OS Docker Engine Guest OS Guest OS Guest OS Bins/Libs Bins/Libs App A App A’ App B Bins/Libs Bins/Libs AppA AppA’ AppB AppB’ AppB AppB’ AppB AppB’ Containers are isolated, but share OS and, where appropriate, bins/librariesBins/Libs Image Source: https://sec.ch9.ms/sessions/build/2016/B822.pptx
- 20. Docker Layers My ASP.NET Core Application microsoft/aspnet microsoft/dotnet buildpack-deps:jessie-scm buildpack-deps:jessie-curl debian:jessie
- 21. Definitions ▪ Container A container defines a software application and its dependencies wrapped in a complete filesystem including code, runtime, system tools, and libraries. ▪ Image An image is a read-only snapshot of a Docker container.
- 22. Where to store the images? ▪ Docker Hub ▪ Azure Container Registry
- 23. Container Registry Pull Images ▪ Login to your registry docker login <registry> -u <user> -p <pwd> ▪ Pull the desired image docker pull <registry>/<repository>:<tag> ▪ Run the container docker run… Push Images ▪ Login to your registry docker login <registry> -u <user> -p <pwd> ▪ Build the image docker build –t <reponame>:<tag> <dockerfile> ▪ Push the image docker push <reponame>:<tag>
- 24. Developer PC / Laptop Environments - Development Docker Engine Container Container Container
- 25. Environments – Hosting / Cloud
- 27. Advantages of Containers ▪ Bit by bit images ▪ Fast deployment / fast startup ▪ Simple scaling and partitioning ▪ Isolated, versioned, reusable code (artifact / configuration element) Clear distinction beteween development and operations ▪ Dev takes care of the contents of the container ▪ Ops takes care of the operations of the container
- 28. Docker Support for Windows Clients (Development)
- 29. Docker CLI
- 30. Docker for Windows ▪ https://docs.docker.com/docker-for-windows/
- 31. Linux Container (Default) ▪ com.docker.proxy.exe ▪ //./pipe/docker_engine
- 35. Run a simple “Hello World” docker container ▪ Use docker CLI ▪ Pull an existing image ▪ Run the image locally ▪ Define port forwarding / environment variables ▪ Access the container
- 38. Demo Docker Support in Visual Studio
- 39. Visual Studio with integrated docker support ▪ Docker File ▪ Docker Compose ▪ Debugging
- 41. Demo Reverse Proxy Docker Container
- 42. Nginx Reverse Proxy ▪ Nginx Container ▪ Hostname Mapping ▪ Docker Resolver
- 44. Docker Orchestration & CI / CD Pipelines
- 45. Docker CI / CD VSTS Build VSTS Release Management Docker Registry Build App Test Build Container Repo Container Info Deplyoment Config Publish to Target Host / Cluster Container Info Deplyoment Config Push Host / Cluster Pull Config Artifact
- 46. ▪ Docker Swarm ▪ DC/OS ▪ Kubernetes Based on Azure Container Service Engine ▪ generates ARM (Azure Resource Manager) templates ▪ for Docker enabled clusters Azure Container Services
- 48. Kubernetes Features ▪ Automatic binpacking ▪ Self-healing ▪ Horizontal scaling ▪ Service discovery and load balancing ▪ Automated rollouts and rollbacks ▪ Secret and configuration management ▪ Storage orchestration ▪ Batch execution
- 49. Please join the Docker Orchestration / Release Pipeline Session tomorrow
- 50. Recap
- 51. Recap ▪ Microservice Architecture ▪ Reduction of complexity ▪ Simple and fast deployments ▪ Automated Build and Release Pipelines ▪ Docker ▪ Isolation in Containers ▪ Ease of deployment ▪ Fast Startup ▪ Orchestration ▪ Enterprise Grade Hosting Environments ▪ Simple Scaling and Failover ▪ Abstration at Container Level
- 52. Thank you for your attention! If you have any questions do not hesitate to contact us: 4tecture GmbH Marc Müller Aathalstrasse 84 Principal Consultant CH-8610 Uster +41 44 508 37 00 marc.mueller@4tecture.ch info@4tecture.ch @muellermarc www.4tecture.ch
- 53. We are looking for great talents to join our team! Apply to job@4tecture.ch www.4tecture.ch/jobs