Quarkus on K8s - Speaker Deck

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2 TBT

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3 POSEDIO GMBH Company founded: • 2020 Locations: • Vienna • Vorarlberg Co-workers: • 17 Cloud experts

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4 SERVICES Cloud Platform Cloud-Native Consulting Data Platform Application Modernization Multicloud FinOps Automated self- service Platform Data Governance Big Data Data Accessibility Security and Governance Scalability & Cost optimization DevOps Security Review Cloud readiness Review Architecture Review

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AGENDA 1. INTRODUCTION QUARKUS 2. INTEGRATION WITH KUBERNETES

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INTRODUCTION QUARKUS 1

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7 INTRODUCTION QUARKUS Homepage: https://www.quarkus.com

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8 INTRODUCTION QUARKUS • Open-source framework for developing cloud-native Java applications • Improve performance of Java applications • Enhance the productivity of Java developers What is Quarkus?

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9 INTRODUCTION QUARKUS • Low startup times, low memory usage • AOT (ahead-of-time) compilation Improve performance of Java applications

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10 INTRODUCTION QUARKUS • Builds on top of proven standards: • Eclipse MicroProfile • Vert.x • JAX-RS Everything new?

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11 INTRODUCTION QUARKUS • Wide range of features and extensions • Reactive programming • Microservice support • REST messaging frameworks • Database access • Integration with Kubernetes • https://code.quarkus.io/ Enhance the productivity of Java developers

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INTEGRATION WITH KUBERNETES 2

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13 INTEGRATION WITH KUBERNETES Example with 2 Microservices

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14 INTEGRATION WITH KUBERNETES • Open-source platform for • automating, • deploying, • scaling, • and managing containerized applications. What is Kubernetes

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15 INTEGRATION WITH KUBERNETES • Configuration • src/main/application.properties • ConfigMap • Enverionment variables • Staging • With %[stage].[property-name] Quarkus basics

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16 INTEGRATION WITH KUBERNETES • Configuration • src/main/application.properties • ConfigMap • Enverionment variables • Staging • With %[stage].[property-name] Quarkus basics

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17 INTEGRATION WITH KUBERNETES • One-step Kubernetes deployment • Direct Secret and ConfigMap access • Health endpoints • OpenTracing • OpenMetrics • Kubernetes Client Api • …. Quarkus Kubernetes Features

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18 INTEGRATION WITH KUBERNETES io.quarkus quarkus-kubernetes io.quarkus quarkus-container-image-docker One-step Kubernetes deployment

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19 INTEGRATION WITH KUBERNETES • Generate deployment YAML for Kubernetes Evn. • Service Account, RoleBinding,… io.quarkus quarkus-kubernetes-minikube One-step Kubernetes deployment

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20 INTEGRATION WITH KUBERNETES • Read properties from a ConfigMap / Secret • Override application.properties io.quarkus quarkus-kubernetes-config Direct Secret and ConfigMap access

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21 INTEGRATION WITH KUBERNETES • Expose application availability and status • Custom application health checks • Built-in health checks • Kafka, JDBC Datasources, Elasticsearch, … io.quarkus quarkus-smallrye-health Health Endpoints

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22 INTEGRATION WITH KUBERNETES • Distributed Tracing across microservices OpenTracing Support

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23 CHALLENGE DISTRIBUTED TRACING Example Architecture

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24 CHALLENGE DISTRIBUTED TRACING Example Architecture

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25 SOLUTION Architecture

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26 SUMMARY • Built for developing cloud-native applications • Improves development performance • Improves memory usage and speed Quarkus @ K8S

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THANK YOU! POSEDIO GMBH +43 660 9154419 [email protected] Weyringergasse 1-3, 1040 Wien, Millenium Park 4, 6980 Lustenau www.posedio.com