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‎README.md

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# docker-kubernetes-java-project
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# docker-Java-kubernetes-project
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Deploying Java Applications with Docker and Kubernetes
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Credit: https://github.com/danielbryantuk/oreilly-docker-java-shopping/

‎kubernetes/productcatalogue-service.yaml

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---
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apiVersion: v1
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kind: Service
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metadata:
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name: productcatalogue
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labels:
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app: productcatalogue
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spec:
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type: NodePort
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selector:
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app: productcatalogue
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ports:
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- protocol: TCP
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port: 8020
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name: http
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---
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apiVersion: apps/v1
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kind: Deployment
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metadata:
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name: productcatalogue
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spec:
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selector:
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matchLabels:
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app: productcatalogue
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replicas: 1
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template:
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metadata:
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labels:
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app: productcatalogue
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spec:
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containers:
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- name: productcatalogue
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image: taniaduggal60/productcatalogue:latest
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ports:
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- containerPort: 8020
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livenessProbe:
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httpGet:
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path: /healthcheck
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port: 8025
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initialDelaySeconds: 30
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timeoutSeconds: 1

‎kubernetes/shopfront-service.yaml

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---
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apiVersion: v1
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kind: Service
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metadata:
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name: shopfront
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labels:
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app: shopfront
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spec:
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type: NodePort
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selector:
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app: shopfront
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ports:
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- protocol: TCP
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port: 8010
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name: http
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---
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apiVersion: apps/v1
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kind: Deployment
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metadata:
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name: shopfront
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spec:
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selector:
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matchLabels:
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app: shopfront
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replicas: 1
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template:
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metadata:
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labels:
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app: shopfront
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spec:
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containers:
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<<<<<<< HEAD
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- name: shopfront
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image: taniaduggal60/shopfront:latest
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ports:
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- containerPort: 8010
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livenessProbe:
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httpGet:
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path: /health
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port: 8010
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initialDelaySeconds: 30
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timeoutSeconds: 1
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=======
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- name: shopfront
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image: taniaduggal60/shopfront:latest
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ports:
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- containerPort: 8010
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livenessProbe:
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httpGet:
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path: /health
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port: 8010
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initialDelaySeconds: 30
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timeoutSeconds: 1
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>>>>>>> 0a33241a7ef6870469dcde517a493fa33c2cf955

‎kubernetes/stockmanager-service.yaml

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---
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apiVersion: v1
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kind: Service
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metadata:
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name: stockmanager
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labels:
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app: stockmanager
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spec:
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type: NodePort
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selector:
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app: stockmanager
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ports:
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- protocol: TCP
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port: 8030
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name: http
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---
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apiVersion: apps/v1
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kind: Deployment
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metadata:
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name: stockmanager
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spec:
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spec:
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selector:
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matchLabels:
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app: stockmanager
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replicas: 1
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template:
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metadata:
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labels:
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app: stockmanager
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spec:
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containers:
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- name: stockmanager
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image: taniaduggal60/stockmanager:latest
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ports:
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- containerPort: 8030
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livenessProbe:
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httpGet:
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path: /health
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port: 8030
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initialDelaySeconds: 30
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timeoutSeconds: 1

‎productcatalogue/Dockerfile

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FROM openjdk:8-jre
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ADD target/productcatalogue-0.0.1-SNAPSHOT.jar app.jar
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ADD product-catalogue.yml app-config.yml
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EXPOSE 8020
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ENTRYPOINT ["java","-Djava.security.egd=file:/dev/./urandom","-jar","app.jar", "server", "app-config.yml"]

‎productcatalogue/pom.xml

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<?xml version="1.0" encoding="UTF-8"?>
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<project xmlns="http://maven.apache.org/POM/4.0.0"
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xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
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<modelVersion>4.0.0</modelVersion>
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<groupId>uk.co.danielbryant.djshopping</groupId>
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<artifactId>productcatalogue</artifactId>
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<version>0.0.1-SNAPSHOT</version>
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<properties>
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<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
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<dropwizard.version>1.3.27</dropwizard.version>
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<guice.version>4.2.3</guice.version>
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</properties>
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<dependencies>
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<dependency>
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<groupId>io.dropwizard</groupId>
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<artifactId>dropwizard-core</artifactId>
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<version>${dropwizard.version}</version>
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</dependency>
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<dependency>
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<groupId>com.google.inject</groupId>
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<artifactId>guice</artifactId>
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<version>${guice.version}</version>
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</dependency>
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</dependencies>
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<build>
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<plugins>
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<plugin>
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<groupId>org.apache.maven.plugins</groupId>
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<artifactId>maven-compiler-plugin</artifactId>
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<configuration>
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<source>1.8</source>
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<target>1.8</target>
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</configuration>
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</plugin>
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<plugin>
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<groupId>org.apache.maven.plugins</groupId>
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<artifactId>maven-shade-plugin</artifactId>
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<version>1.6</version>
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<configuration>
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<createDependencyReducedPom>true</createDependencyReducedPom>
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<filters>
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<filter>
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<artifact>*:*</artifact>
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<excludes>
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<exclude>META-INF/*.SF</exclude>
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<exclude>META-INF/*.DSA</exclude>
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<exclude>META-INF/*.RSA</exclude>
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</excludes>
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</filter>
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</filters>
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</configuration>
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<executions>
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<execution>
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<phase>package</phase>
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<goals>
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<goal>shade</goal>
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</goals>
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<configuration>
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<transformers>
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<transformer
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implementation="org.apache.maven.plugins.shade.resource.ServicesResourceTransformer"/>
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<transformer
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implementation="org.apache.maven.plugins.shade.resource.ManifestResourceTransformer">
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<mainClass>uk.co.danielbryant.djshopping.productcatalogue.ProductServiceApplication</mainClass>
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</transformer>
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</transformers>
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</configuration>
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</execution>
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</executions>
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</plugin>
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</plugins>
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</build>
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</project>

‎productcatalogue/product-catalogue.yml

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version: 1.0-SNAPSHOT
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server:
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applicationConnectors:
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- type: http
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port: 8020
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adminConnectors:
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- type: http
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port: 8025

‎productcatalogue/src/main/java/uk/co/danielbryant/djshopping/productcatalogue/ProductServiceApplication.java

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package uk.co.danielbryant.djshopping.productcatalogue;
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import com.google.inject.Guice;
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import com.google.inject.Injector;
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import io.dropwizard.Application;
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import io.dropwizard.setup.Bootstrap;
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import io.dropwizard.setup.Environment;
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import uk.co.danielbryant.djshopping.productcatalogue.healthchecks.BasicHealthCheck;
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import uk.co.danielbryant.djshopping.productcatalogue.configuration.ProductServiceConfiguration;
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import uk.co.danielbryant.djshopping.productcatalogue.resources.ProductResource;
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public class ProductServiceApplication extends Application<ProductServiceConfiguration> {
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public static void main(String[] args) throws Exception {
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new ProductServiceApplication().run(args);
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}
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@Override
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public String getName() {
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return "product-list-service";
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}
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@Override
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public void initialize(Bootstrap<ProductServiceConfiguration> bootstrap) {
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// nothing to do yet
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}
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@Override
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public void run(ProductServiceConfiguration config,
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Environment environment) {
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final BasicHealthCheck healthCheck = new BasicHealthCheck(config.getVersion());
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environment.healthChecks().register("template", healthCheck);
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Injector injector = Guice.createInjector();
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environment.jersey().register(injector.getInstance(ProductResource.class));
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}
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}

‎productcatalogue/src/main/java/uk/co/danielbryant/djshopping/productcatalogue/configuration/ProductServiceConfiguration.java

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package uk.co.danielbryant.djshopping.productcatalogue.configuration;
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import com.fasterxml.jackson.annotation.JsonProperty;
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import io.dropwizard.Configuration;
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import org.hibernate.validator.constraints.NotEmpty;
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public class ProductServiceConfiguration extends Configuration {
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@NotEmpty
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private String version;
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@JsonProperty
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public String getVersion() {
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return version;
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}
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@JsonProperty
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public void setVersion(String version) {
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this.version = version;
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}
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}

‎productcatalogue/src/main/java/uk/co/danielbryant/djshopping/productcatalogue/healthchecks/BasicHealthCheck.java

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package uk.co.danielbryant.djshopping.productcatalogue.healthchecks;
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import com.codahale.metrics.health.HealthCheck;
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public class BasicHealthCheck extends HealthCheck {
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private final String version;
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public BasicHealthCheck(String version) {
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this.version = version;
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}
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@Override
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protected Result check() throws Exception {
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return Result.healthy("Ok with version: " + version);
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}
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}

‎productcatalogue/src/main/java/uk/co/danielbryant/djshopping/productcatalogue/model/Product.java

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package uk.co.danielbryant.djshopping.productcatalogue.model;
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import com.fasterxml.jackson.annotation.JsonProperty;
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import java.math.BigDecimal;
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public class Product {
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private String id;
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private String name;
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private String description;
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private BigDecimal price;
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public Product() {
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// Needed for Jackson deserialization
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}
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public Product(String id, String name, String description, BigDecimal price) {
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this.id = id;
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this.name = name;
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this.description = description;
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this.price = price;
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}
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@JsonProperty
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public String getId() {
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return id;
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}
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@JsonProperty
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public String getName() {
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return name;
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}
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@JsonProperty
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public String getDescription() {
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return description;
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}
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@JsonProperty
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public BigDecimal getPrice() {
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return price;
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}
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}

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