Docker-Application-Lifecycle-with-Microsoft-Platform-and-Tools

Cesar de la Torre

Microsoft Corp.

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Contents

Introduction .................................................................................................................................................. v

Free ebooks from Microsoft Press .................................................................................................................................... v

We want to hear from you ................................................................................................................................................... v

Stay in touch .............................................................................................................................................................................. v

Introduction to containers and Docker ................................................................................................... 1

What is Docker?........................................................................................................................................................................ 2

Comparing Docker containers with VMs ................................................................................................................... 3

Introduction to a generic end-to-end Docker application life cycle workflow ....................................... 11

Benefits of DevOps for containerized applications ............................................................................................ 12

Introduction to the Microsoft platform and tools for containerized apps ..................................... 13

Designing and developing containerized apps using Docker and Microsoft Azure ...................... 17

Designing Docker applications ....................................................................................................................................... 18

Common container design principles........................................................................................................................... 18

Container “equals” a process ....................................................................................................................................... 18

Monolithic applications ...................................................................................................................................................... 18

Monolithic application deployed as a container ................................................................................................. 21

Publishing a single Docker container app to Azure App Service .................................................................. 21

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Using container-based orchestrators in Azure ..................................................................................................... 27

Using Service Fabric ........................................................................................................................................................ 31

Stateless versus stateful microservices .................................................................................................................... 33

Using Azure Container Service (AKS) ............................................................................................................................ 35

Creating the AKS environment in Azure ................................................................................................................. 35

Development environment for Docker apps ............................................................................................................. 37

Development tools choices: IDE or editor.............................................................................................................. 37

Language and framework choices ............................................................................................................................ 37

Inner-loop development workflow for Docker apps .............................................................................................. 38

Building a single app within a Docker container using Visual Studio Code and Docker CLI ............ 38

Using Visual Studio Tools for Docker (Visual Studio on Windows) .................................................................. 45

Configuring your local environment ........................................................................................................................ 45

Steps in the outer-loop DevOps workflow for a Docker application ............................................................... 55

Step 1: Inner-loop development workflow ............................................................................................................ 56

Step 2: Source-Code Control integration and management with Visual Studio Team Services and

Git ........................................................................................................................................................................................... 56

Step 3: Build, CI, Integrate, and Test with Visual Studio Team Services and Docker ............................ 56

Step 4: CD, Deploy ........................................................................................................................................................... 60

Step 5: Run and manage ............................................................................................................................................... 65

Step 6: Monitor and diagnose .................................................................................................................................... 65

Creating CI/CD pipelines in VSTS for a .NET Core 2.0 application on Containers and deploying to a

Kubernetes cluster ................................................................................................................................................................ 66

Monitoring containerized application services ......................................................................................................... 72

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Microsoft Application Insights .................................................................................................................................... 72