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Caching Maven Dependencies with Docker

This commit is contained in:
msavic 2022-02-13 23:56:05 +01:00
parent 7f84edf0f8
commit 185266113c
13 changed files with 256 additions and 0 deletions
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21
docker/docker-caching/multi-module/Dockerfile Normal file
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FROM maven:alpine as build
ENV HOME=/usr/app
RUN mkdir -p $HOME
WORKDIR $HOME
ADD pom.xml $HOME
ADD core/pom.xml $HOME/core/pom.xml
ADD application/pom.xml $HOME/application/pom.xml
RUN mvn -pl core verify --fail-never
ADD core $HOME/core
RUN mvn -pl core install
RUN mvn -pl application verify --fail-never
ADD application $HOME/application
RUN mvn -pl core,application package
FROM openjdk:8-jdk-alpine
COPY --from=build /usr/app/application/target/application-0.0.1-SNAPSHOT.jar /app/runner.jar
ENTRYPOINT java -jar /app/runner.jar

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docker/docker-caching/multi-module/Dockerfile-Buildkit Normal file
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FROM maven:alpine as build
ENV HOME=/usr/app
RUN mkdir -p $HOME
WORKDIR $HOME
ADD . $HOME
RUN --mount=type=cache,target=/root/.m2 mvn -f $HOME/pom.xml clean package
FROM openjdk:8-jdk-alpine
COPY --from=build /usr/app/application/target/application-0.0.1-SNAPSHOT.jar /app/runner.jar
ENTRYPOINT java -jar /app/runner.jar

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docker/docker-caching/multi-module/application/pom.xml Normal file
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<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<parent>
<artifactId>maven-caching</artifactId>
<groupId>com.baeldung</groupId>
<version>0.0.1-SNAPSHOT</version>
</parent>
<modelVersion>4.0.0</modelVersion>
<artifactId>application</artifactId>
<dependencies>
<dependency>
<groupId>com.baeldung</groupId>
<artifactId>core</artifactId>
<version>0.0.1-SNAPSHOT</version>
</dependency>
</dependencies>
<properties>
<maven.compiler.source>8</maven.compiler.source>
<maven.compiler.target>8</maven.compiler.target>
</properties>
<build>
<plugins>
<plugin>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-maven-plugin</artifactId>
<configuration>
</configuration>
</plugin>
</plugins>
</build>
</project>

15
docker/docker-caching/multi-module/application/src/main/java/com/baeldung/maven_caching/MavenCachingApplication.java Normal file
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package com.baeldung.maven_caching;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
@SpringBootApplication
public class MavenCachingApplication {
public static void main(String[] args) {
SpringApplication.run(MavenCachingApplication.class, args);
CoreClass cc = new CoreClass();
System.out.println(cc.method());
}
}

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docker/docker-caching/multi-module/application/src/main/resources/application.properties Normal file
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docker/docker-caching/multi-module/application/src/test/java/com/baeldung/maven_caching/MavenCachingApplicationTests.java Normal file
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package com.baeldung.maven_caching;
import org.junit.jupiter.api.Test;
import org.springframework.boot.test.context.SpringBootTest;
@SpringBootTest
class MavenCachingApplicationTests {
@Test
void contextLoads() {
}
}

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docker/docker-caching/multi-module/core/pom.xml Normal file
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<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<parent>
<artifactId>maven-caching</artifactId>
<groupId>com.baeldung</groupId>
<version>0.0.1-SNAPSHOT</version>
</parent>
<modelVersion>4.0.0</modelVersion>
<artifactId>core</artifactId>
<properties>
<maven.compiler.source>8</maven.compiler.source>
<maven.compiler.target>8</maven.compiler.target>
</properties>
</project>

8
docker/docker-caching/multi-module/core/src/main/java/com/baeldung/maven_caching/CoreClass.java Normal file
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package com.baeldung.maven_caching;
public class CoreClass {
public String method(){
return "Hello from core module!!";
}
}

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docker/docker-caching/multi-module/pom.xml Normal file
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<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<packaging>pom</packaging>
<modules>
<module>application</module>
<module>core</module>
</modules>
<parent>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-parent</artifactId>
<version>2.6.3</version>
<relativePath/> <!-- lookup parent from repository -->
</parent>
<groupId>com.baeldung</groupId>
<artifactId>maven-caching</artifactId>
<version>0.0.1-SNAPSHOT</version>
<name>maven-caching</name>
<description>maven-caching</description>
<properties>
<java.version>1.8</java.version>
</properties>
<dependencies>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-test</artifactId>
<scope>test</scope>
</dependency>
</dependencies>
</project>

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docker/docker-caching/single-module/Dockerfile Normal file
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FROM maven:alpine as build
ENV HOME=/usr/app
RUN mkdir -p $HOME
WORKDIR $HOME
ADD pom.xml $HOME
RUN mvn verify --fail-never
ADD . $HOME
RUN mvn package
FROM openjdk:8-jdk-alpine
COPY --from=build /usr/app/target/maven-caching-1.0-SNAPSHOT-jar-with-dependencies.jar /app/runner.jar
ENTRYPOINT java -jar /app/runner.jar

13
docker/docker-caching/single-module/Dockerfile-Buildkit Normal file
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FROM maven:alpine as build
ENV HOME=/usr/app
RUN mkdir -p $HOME
WORKDIR $HOME
ADD . $HOME
RUN --mount=type=cache,target=/root/.m2 mvn -f $HOME/pom.xml clean package
FROM openjdk:8-jdk-alpine
COPY --from=build /usr/app/target/maven-caching-1.0-SNAPSHOT-jar-with-dependencies.jar /app/runner.jar
ENTRYPOINT java -jar /app/runner.jar

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docker/docker-caching/single-module/pom.xml Normal file
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<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>com.baeldung</groupId>
<artifactId>single-maven-caching</artifactId>
<version>1.0-SNAPSHOT</version>
<properties>
<maven.compiler.source>8</maven.compiler.source>
<maven.compiler.target>8</maven.compiler.target>
</properties>
<dependencies>
<dependency>
<groupId>com.google.guava</groupId>
<artifactId>guava</artifactId>
<version>31.0.1-jre</version>
</dependency>
</dependencies>
<build>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-assembly-plugin</artifactId>
<version>3.3.0</version>
<configuration>
<descriptorRefs>
<descriptorRef>jar-with-dependencies</descriptorRef>
</descriptorRefs>
<archive>
<manifest>
<addClasspath>true</addClasspath>
<mainClass>com.baeldung.maven_caching.MavenCachingMain</mainClass>
</manifest>
</archive>
</configuration>
<executions>
<execution>
<id>assemble-all</id>
<phase>package</phase>
<goals>
<goal>single</goal>
</goals>
</execution>
</executions>
</plugin>
</plugins>
</build>
</project>

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docker/docker-caching/single-module/src/main/java/com/baeldung/maven_caching/MavenCachingMain.java Normal file
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package com.baeldung.maven_caching;
import com.google.common.io.Files;
public class MavenCachingMain {
public static void main(String[] args) {
System.out.println("Hello from maven_caching app!!!");
System.out.println(Files.simplifyPath("/home/app/test"));
}
}