Catalog Service

This application is part of the Polar Bookshop system and provides the functionality for managing the books in the bookshop catalog. It's part of the project built in the Cloud Native Spring in Action book by Thomas Vitale.

Useful Commands

Gradle Command	Description
./gradlew bootRun	Run the application.
./gradlew build	Build the application.
./gradlew test	Run tests.
./gradlew bootJar	Package the application as a JAR.
./gradlew bootBuildImage	Package the application as a container image.

After building the application, you can also run it from the Java CLI:

java -jar build/libs/catalog-service-0.0.1-SNAPSHOT.jar

Container tasks

Run Catalog Service as a container

docker run --rm --name catalog-service -p 8080:8080 catalog-service:0.0.1-SNAPSHOT

Container Commands

Docker Command	Description
docker stop catalog-service	Stop container.
docker start catalog-service	Start container.
docker remove catalog-service	Remove container.

Kubernetes tasks

Create Deployment for application container

kubectl create deployment catalog-service --image=catalog-service:0.0.1-SNAPSHOT

Create Service for application Deployment

kubectl expose deployment catalog-service --name=catalog-service --port=8080

Port forwarding from localhost to Kubernetes cluster

kubectl port-forward service/catalog-service 8000:8080

Delete Deployment for application container

kubectl delete deployment catalog-service

Delete Service for application container

kubectl delete service catalog-service