KCD Colombia - From 0 to Production with Kubernetes Native Development

Transcript

1. From 0 to Production- Grade with Kubernetes Native Development Kevin Dubois IBM | @kevindubois.com
2. kevindubois Kevin Dubois ★ Sr. Principal Developer Advocate at ★ Technical Lead, CNCF DevEx TAG ★ Java Champion ★ From Belgium / Live in Switzerland ★ English, Dutch, French, Italian youtube.com/@thekevindubois linkedin.com/in/kevindubois github.com/kdubois @kevindubois.com
3. Working with Containers @kevindubois.com
4. Podman Desktop OSS Container Runtime @kevindubois.com podman-desktop.io
5. Cloud Native Buildpacks From source code to container image @kevindubois.com
6. Kubernetes Deployments @kevindubois.com
7. apiVersion: v1 kind: Service metadata: name: kubenative spec: ports: - name: http port: 80 protocol: TCP targetPort: 8080 selector: app.kubernetes.io/name: kubenative apiVersion: apps/v1 kind: Deployment metadata: name: kubenative spec: replicas: 1 selector: matchLabels: app.kubernetes.io/name: kubenative template: spec: containers: - image: quay.io/kevin/demo name: kubenative ports: - containerPort: 8080 name: http protocol: TCP @kevindubois.com
8. @kevindubois
9. Ready?? Container Running Sends traffic App not ready
10. After 2.6s (Kafka, DB, Caching) App is ready to receive traffic Container Running Sends traffic App not ready Ready??
11. Downtime of 2.6s Ready??
12. readinessProbe: failureThreshold: 3 httpGet: path: /q/health/ready port: 8080 scheme: HTTP initialDelaySeconds: 5 livenessProbe: failureThreshold: 3 httpGet: path: /q/health/live port: 8080 scheme: HTTP initialDelaySeconds: 5 Readiness, Liveness, Startup Probes
13. containers: - name: nginx-container image: nginx:latest ports: - containerPort: 80 volumes: - name: secret-volume secret: secretName: your-secret-name Kubernetes Secrets & ConfigMaps kind: ConfigMap apiVersion: v1 metadata: name: properties immutable: false data: 'kafka-servers': kafka-bootstrap:9092 kind: Secret apiVersion: v1 metadata: name: postgresql data: database-name: xyz database-password: xyz database-user: xyz type: Opaque
14. resources: requests: memory: "300Mi" cpu: "250m" limits: memory: "400Mi" cpu: "1000m" Resource Requests & Limits
17. Supersonic. Subatomic. Java @kevindubois.com mvn package
18. github.com/kdubois/quarkus-kubernetes-kafka-db
19. Serverless Kubernetes @kevindubois.com @thomasvitale.com
20. @kevindubois.com @thomasvitale.com Knative
22. Development Services @kevindubois.com @thomasvitale.com
23. @kevindubois.com Kubernetes for Local Development
24. Development Services Code, Test, Run, Debug @kevindubois.com
25. Testcontainers Services for development and testing @kevindubois.com
26. Observability @kevindubois.com
27. OpenTelemetry Unified observability @kevindubois.com opentelemetry.io
28. API Testing @kevindubois.com @thomasvitale.com
29. @kevindubois.com The open source, cloud native tool for API Mocking and Testing
31. Conclusion @kevindubois.com @thomasvitale.com
32. Kubernetes Native Development From 0 to Production-Grade @kevindubois.com
33. Kevin Dubois youtube.com/@thekevindubois linkedin.com/in/kevindubois github.com/kdubois @kevindubois.com @kevindubois@mastodon.social Muchas Gracias!!