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cevhericevheri
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I used docker image with Google container tools
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‎service-registry/README.md

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# Java Microservice - Service Registry
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## Dependencies
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* Linux, VirtualBox or Docker Desktop
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* Java 11
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* Maven
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* Spring Boot : 2.5.0
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* Spring Boot Starter : https://start.spring.io/
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* Spring Cloud : https://spring.io/projects/spring-cloud
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* Netflix Eureka Server : https://spring.io/guides/gs/service-registration-and-discovery/
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* Google Container Tools : https://github.com/GoogleContainerTools/jib
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---
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## Development
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```shell
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$ ./mvnw package
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$ java -jar target/*.jar
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```
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Visit : http://localhost:8761/
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---
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## Production With Docker
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We will create Docker Image using Google Container Tools and run this Docker Image with Docker Compose.
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Build docker image:
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```shell
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$ ./mvnw -Pprod verify jib:dockerBuild
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```
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Run:
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```shell
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$ docker-compose -f src/main/docker/app.yml up -d
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Creating docker_service-registry_1 ... done
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```
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Visit : http://localhost:8761/
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---
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View docker images:
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```shell
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$ docker images
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REPOSITORY TAG IMAGE ID CREATED SIZE
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cevheri/service-registry latest 3d6fd7dccfb5 14 minutes ago 291MB
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```
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View docker containers:
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````shell
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$ docker ps
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CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
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fac279d0d208 cevheri/service-registry "bash -c /entrypoint…" 18 seconds ago Up 16 seconds 0.0.0.0:8761->8761/tcp, :::8761->8761/tcp docker_service-registry_1
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````
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‎service-registry/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" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
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<modelVersion>4.0.0</modelVersion>
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xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
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<modelVersion>4.0.0</modelVersion>
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<parent>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-starter-parent</artifactId>
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<version>2.5.0</version>
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<relativePath/> <!-- lookup parent from repository -->
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</parent>
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<parent>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-starter-parent</artifactId>
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<version>2.5.0</version>
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<relativePath/> <!-- lookup parent from repository -->
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</parent>
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<groupId>com.cevher.ms</groupId>
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<artifactId>service-registry</artifactId>
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<version>0.0.1</version>
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<name>service-registry</name>
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<description>Service Registry Application</description>
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<groupId>com.cevher.ms</groupId>
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<artifactId>service-registry</artifactId>
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<version>0.0.1</version>
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<name>service-registry</name>
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<description>Service Registry Application</description>
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<properties>
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<java.version>11</java.version>
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<spring-cloud.version>2020.0.3</spring-cloud.version>
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<jib-maven-plugin.version>2.8.0</jib-maven-plugin.version>
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</properties>
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<dependencies>
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<dependency>
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<groupId>org.springframework.cloud</groupId>
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<artifactId>spring-cloud-starter-netflix-eureka-server</artifactId>
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</dependency>
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<properties>
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<java.version>11</java.version>
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<spring-cloud.version>2020.0.3</spring-cloud.version>
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<jib-maven-plugin.version>2.8.0</jib-maven-plugin.version>
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</properties>
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<dependencies>
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<dependency>
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<groupId>org.springframework.cloud</groupId>
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<artifactId>spring-cloud-starter-netflix-eureka-server</artifactId>
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</dependency>
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<dependency>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-starter-test</artifactId>
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<scope>test</scope>
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</dependency>
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</dependencies>
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<dependencyManagement>
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<dependencies>
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<dependency>
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<groupId>org.springframework.cloud</groupId>
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<artifactId>spring-cloud-dependencies</artifactId>
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<version>${spring-cloud.version}</version>
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<type>pom</type>
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<scope>import</scope>
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</dependency>
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</dependencies>
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</dependencyManagement>
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<dependency>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-starter-test</artifactId>
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<scope>test</scope>
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</dependency>
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</dependencies>
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<dependencyManagement>
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<dependencies>
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<dependency>
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<groupId>org.springframework.cloud</groupId>
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<artifactId>spring-cloud-dependencies</artifactId>
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<version>${spring-cloud.version}</version>
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<type>pom</type>
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<scope>import</scope>
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</dependency>
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</dependencies>
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</dependencyManagement>
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<build>
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<plugins>
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<plugin>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-maven-plugin</artifactId>
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</plugin>
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<plugin>
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<groupId>com.google.cloud.tools</groupId>
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<artifactId>jib-maven-plugin</artifactId>
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</plugin>
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<build>
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<plugins>
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<plugin>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-maven-plugin</artifactId>
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</plugin>
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<plugin>
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<groupId>com.google.cloud.tools</groupId>
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<artifactId>jib-maven-plugin</artifactId>
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</plugin>
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</plugins>
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</plugins>
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<pluginManagement>
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<plugins>
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<plugin>
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<groupId>com.google.cloud.tools</groupId>
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<artifactId>jib-maven-plugin</artifactId>
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<version>${jib-maven-plugin.version}</version>
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<configuration>
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<from>
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<image>adoptopenjdk:11-jre-hotspot</image>
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</from>
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<to>
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<image>service-registry:latest</image>
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</to>
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<container>
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<entrypoint>
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<shell>bash</shell>
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<option>-c</option>
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<arg>/entrypoint.sh</arg>
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</entrypoint>
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<ports>
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<port>8761</port>
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<port>8761/udp</port>
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</ports>
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<environment>
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<SPRING_OUTPUT_ANSI_ENABLED>ALWAYS</SPRING_OUTPUT_ANSI_ENABLED>
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<JHIPSTER_SLEEP>0</JHIPSTER_SLEEP>
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</environment>
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<creationTime>USE_CURRENT_TIMESTAMP</creationTime>
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<user>1000</user>
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</container>
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<extraDirectories>
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<paths>src/main/docker/jib</paths>
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<permissions>
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<permission>
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<file>/entrypoint.sh</file>
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<mode>755</mode>
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</permission>
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</permissions>
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</extraDirectories>
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</configuration>
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</plugin>
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</plugins>
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</pluginManagement>
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</build>
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<pluginManagement>
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<plugins>
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<plugin>
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<groupId>com.google.cloud.tools</groupId>
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<artifactId>jib-maven-plugin</artifactId>
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<version>${jib-maven-plugin.version}</version>
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<configuration>
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<from>
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<image>adoptopenjdk:11-jre-hotspot</image>
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</from>
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<to>
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<image>cevheri/service-registry:latest</image>
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</to>
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<container>
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<entrypoint>
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<shell>bash</shell>
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<option>-c</option>
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<arg>/entrypoint.sh</arg>
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</entrypoint>
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<ports>
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<port>8761</port>
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</ports>
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<environment>
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<SPRING_OUTPUT_ANSI_ENABLED>ALWAYS</SPRING_OUTPUT_ANSI_ENABLED>
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<APP_SLEEP>0</APP_SLEEP>
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</environment>
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<creationTime>USE_CURRENT_TIMESTAMP</creationTime>
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<user>1000</user>
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</container>
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<extraDirectories>
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<paths>src/main/docker/jib</paths>
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<permissions>
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<permission>
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<file>/entrypoint.sh</file>
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<mode>755</mode>
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</permission>
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</permissions>
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</extraDirectories>
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</configuration>
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</plugin>
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</plugins>
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</pluginManagement>
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</build>
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</project>

‎service-registry/src/main/docker/Dockerfile.old

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#deprecated use app.yml
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FROM openjdk:11-jre-slim
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# syntax=docker/dockerfile:1
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#deprecated
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# FROM openjdk:11-jdk
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WORKDIR /app
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ARG JAR_FILE=target/*.jar
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COPY ${JAR_FILE} app.jar
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ENTRYPOINT ["java","-jar","/app.jar"]
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EXPOSE 8761
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# docker build -t cevher/microservices-service-registry .
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# docker run -p 8761:8761 cevher/microservices-service-registry
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# mvn compile jib:dockerBuild
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# docker build -t cevher/ms-service-registry .
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# docker run -p 8761:8761 cevher/microservices-service-registry

‎service-registry/src/main/docker/app.yml

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version: '3.8'
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services:
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service-registry:
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image: service-registry
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image: cevheri/service-registry
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environment:
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- _JAVA_OPTIONS=-Xmx512m -Xms256m
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- LOGGING_FILE_NAME=/tmp/microservices-sr.log
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- SPRING_PROFILES_ACTIVE=prod,api-docs
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- MANAGEMENT_METRICS_EXPORT_PROMETHEUS_ENABLED=true
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- APP_SLEEP=10
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ports:
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- 8761:8761

‎service-registry/src/main/docker/jib/entrypoint.sh

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#!/bin/sh
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echo "The application will start in ..."
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echo "The application will start in ${APP_SLEEP}s..." && sleep ${APP_SLEEP}
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exec java ${JAVA_OPTS} -noverify -XX:+AlwaysPreTouch -Djava.security.egd=file:/dev/./urandom -cp /app/resources/:/app/classes/:/app/libs/* "com.cevher.ms.service.registry.ServiceRegistryApplication" "$@"

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