with docker kubernetes jenkins azure

1. Built-in CI/CD
with Docker, K8s, Jenkins and AKS

2. Who am I?
Pau
@netcorebcn
@netcorebcn
netcorebcn.group

3. Who is doing
Continuous Integration?
@netcorebcn

4. Who is doing Continuous
Delivery/Deployment?
@netcorebcn

5. Big Team, Legacy, Manual Tests
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CI/CD Smells

6. Devops or CI/CD Department
@netcorebcn
CI/CD Smells

7. Hard to run CI/CD Pipelines locally
@netcorebcn
CI/CD Smells

8. @netcorebcn
https://technologyconversations.com/2017/03/06/the-ten-commandments-of-continuous-delivery/

9. How to start CI/CD?
@netcorebcn

10. LOCAL DEVELOPMENT ENVIRONMENT
FIRST
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11. Choose your tools
• Docker
• Minikube - local K8s
• AKS - Azure managed K8s
• Jenkins
• Bash
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12. Example: Quiz Application
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13. quiz-ui
quiz-commands quiz-queries
MessageBroker
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db

14. Using a local k8s cluster
$ minikube start
$ minikube dashboard
$ minikube stop
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15. minikube local node: namespaces
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CI Staging Production

16. Create namespaces
$ kubectl create namespace ci
$ kubectl create namespace staging
$ kubectl create namespace production
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17. minikube local node: secrets
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CI Staging Production
${JENKINS_PASS}
${REGISTRY_PASS}
${GITHUB_TOKEN}
${DB_CONNECTION}
${MESSAGE_BROKER}
${DB_CONNECTION}
${MESSAGE_BROKER}

18. Create secrets
$ kubectl create secret quiz-secrets
—from-literal=
dbconnection=${DB_CONNECTION}
—namespace staging
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19. minikube local node: ci pods
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CI Staging Production
registry
jenkins

20. Deploy private registry
$ kubectl apply -f registry.yml —namespace ci
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21. Jenkins Dockerfile
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FROM Jenkins:lts
INSTALL DOCKER CLI
INSTALL KUBERNETES CLI
JENKINS PLUGINS
GROOVY SCRIPTS

22. build, push and deploy jenkins
$ docker-compose build
$ docker-compose push
$ ./deploy.sh ci jenkins-ci
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23. Jenkinsfile CI/CD Pipeline
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Checkout
TAG=commit-sha
Build.sh Push.sh
${TAG} ${REGISTRY} ${ENVIRONMENT}
Deploy.sh
ENVIRONMENT=Staging
Integration-tests.sh
Deploy.sh
ENVIRONMENT=Production

24. @netcorebcn
Jenkinsfile

25. minikube local node: build and push
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CI Staging Production
registry
jenkins
3.Push1.Checkout
2.Build

26. Build Process
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Jenkinsfile Docker-compose.yml
Dockerfile
Dockerfile
Dockerfile
quiz-commands
quiz-queries
quiz-ui

27. Build with docker compose
@netcorebcn
Quiz Commands
Dockerfile
Quiz Queries
Dockerfile
Quiz UI
Dockerfile
${MainProject}
${Libraries}
${UnitTests}
${MainProject}
${Libraries}
${UnitTests} ${MainProject}
Quiz UI
Image
Quiz Queries
Image
Quiz Commands
Image

28. @netcorebcn
docker-compose.yml

29. Dockerfile multistage builds
FROM dotnet:sdk 1,4 GB
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FROM dotnet:runtime 170 MB
STAGE 2
COPY Published App
COPY Source Code
dotnet restore
dotnet test
dotnet publish
STAGE 1
quiz-commands
200 MB
RESULT

30. @netcorebcn
STAGE 1
STAGE 2
Dockerfile

31. minikube local node: integration tests
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CI Staging Production
registry
jenkins
quiz-queries
quiz-ui
quiz-commands
broker
integration
tests
4.Deploy

32. minikube local node: deploy
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CI Staging Production
registry
jenkins
quiz-queries
quiz-ui
quiz-commands
broker
quiz-queries
quiz-ui
quiz-commands
broker
integration
tests5.Deploy

33. AKS
Azure Managed Kubernetes
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34. Using aks k8s cluster
$ az aks get-credentials —resource-group —name
$ az aks browse
$ az aks show
$ az aks upgrade
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35. How to deploy to AKS?
@netcorebcn

36. broker
quiz-result
quiz-ui
quiz-voting
jenkins
Quiz app with built-in CI/CD architecture in Azure
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broker
quiz-result
quiz-ui
quiz-voting
Staging
Production
CI
integration
tests

37. quiz.westeurope.cloudapp.azure.com
github.com/netcorebcn/quiz
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38. Thanks!
Questions?
netcorebcn.group
@netcorebcn