common/network-yarn/pom.xml

<?xml version="1.0" encoding="UTF-8"?>
<!--
  ~ Licensed to the Apache Software Foundation (ASF) under one or more
  ~ contributor license agreements.  See the NOTICE file distributed with
  ~ this work for additional information regarding copyright ownership.
  ~ The ASF licenses this file to You under the Apache License, Version 2.0
  ~ (the "License"); you may not use this file except in compliance with
  ~ the License.  You may obtain a copy of the License at
  ~
  ~    http://www.apache.org/licenses/LICENSE-2.0
  ~
  ~ Unless required by applicable law or agreed to in writing, software
  ~ distributed under the License is distributed on an "AS IS" BASIS,
  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  ~ See the License for the specific language governing permissions and
  ~ limitations under the License.
  -->

<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>
  <parent>
    <groupId>org.apache.spark</groupId>
    <artifactId>spark-parent_2.11</artifactId>
    <version>2.4.8</version>
    <relativePath>../../pom.xml</relativePath>
  </parent>

  <artifactId>spark-network-yarn_2.11</artifactId>
  <packaging>jar</packaging>
  <name>Spark Project YARN Shuffle Service</name>
  <url>http://spark.apache.org/</url>
  <properties>
    <sbt.project.name>network-yarn</sbt.project.name>
    <!-- Make sure all Hadoop dependencies are provided to avoid repackaging. -->
    <hadoop.deps.scope>provided</hadoop.deps.scope>
    <shuffle.jar>${project.build.directory}/scala-${scala.binary.version}/spark-${project.version}-yarn-shuffle.jar</shuffle.jar>
    <shade>org/spark_project/</shade>
  </properties>

  <dependencies>
    <!-- Core dependencies -->
    <dependency>
      <groupId>org.apache.spark</groupId>
      <artifactId>spark-network-shuffle_${scala.binary.version}</artifactId>
      <version>${project.version}</version>
    </dependency>
    <dependency>
      <groupId>org.apache.spark</groupId>
      <artifactId>spark-tags_${scala.binary.version}</artifactId>
      <scope>test</scope>
    </dependency>

    <!--
      This spark-tags test-dep is needed even though it isn't used in this module, otherwise testing-cmds that exclude
      them will yield errors.
    -->
    <dependency>
      <groupId>org.apache.spark</groupId>
      <artifactId>spark-tags_${scala.binary.version}</artifactId>
      <type>test-jar</type>
      <scope>test</scope>
    </dependency>

    <!-- Provided dependencies -->
    <dependency>
      <groupId>org.apache.hadoop</groupId>
      <artifactId>hadoop-client</artifactId>
    </dependency>
    <dependency>
      <groupId>org.slf4j</groupId>
      <artifactId>slf4j-api</artifactId>
      <scope>provided</scope>
    </dependency>
  </dependencies>

  <build>
    <outputDirectory>target/scala-${scala.binary.version}/classes</outputDirectory>
    <testOutputDirectory>target/scala-${scala.binary.version}/test-classes</testOutputDirectory>
    <plugins>
      <plugin>
        <groupId>org.apache.maven.plugins</groupId>
        <artifactId>maven-shade-plugin</artifactId>
        <configuration>
          <shadedArtifactAttached>false</shadedArtifactAttached>
          <outputFile>${shuffle.jar}</outputFile>
          <artifactSet>
            <includes>
              <include>*:*</include>
            </includes>
            <excludes>
              <exclude>org.scala-lang:scala-library</exclude>
            </excludes>
          </artifactSet>
          <filters>
            <filter>
              <artifact>*:*</artifact>
              <excludes>
                <exclude>META-INF/*.SF</exclude>
                <exclude>META-INF/*.DSA</exclude>
                <exclude>META-INF/*.RSA</exclude>
              </excludes>
            </filter>
          </filters>
          <relocations combine.children="append">
            <relocation>
              <pattern>com.fasterxml.jackson</pattern>
              <shadedPattern>${spark.shade.packageName}.com.fasterxml.jackson</shadedPattern>
              <includes>
                <include>com.fasterxml.jackson.**</include>
              </includes>
            </relocation>
            <relocation>
              <pattern>io.netty</pattern>
              <shadedPattern>${spark.shade.packageName}.io.netty</shadedPattern>
              <includes>
                <include>io.netty.**</include>
              </includes>
            </relocation>
          </relocations>
        </configuration>
        <executions>
          <execution>
            <phase>package</phase>
            <goals>
              <goal>shade</goal>
            </goals>
          </execution>
        </executions>
      </plugin>

      <!-- probes to validate that those dependencies which must be shaded are  -->
      <plugin>
        <groupId>org.apache.maven.plugins</groupId>
        <artifactId>maven-antrun-plugin</artifactId>
        <executions>
          <execution>
            <phase>verify</phase>
            <goals>
              <goal>run</goal>
            </goals>
            <configuration>
              <target>
                <macrodef name="shaded">
                  <attribute name="resource"/>
                  <sequential>
                    <fail message="Not found ${shade}@{resource}">
                      <condition>
                        <not>
                          <resourceexists>
                            <zipentry zipfile="${shuffle.jar}" name="${shade}@{resource}"/>
                          </resourceexists>
                        </not>
                      </condition>
                    </fail>
                  </sequential>
                </macrodef>
                <echo>Verifying dependency shading</echo>
                <shaded resource="com/fasterxml/jackson/core/JsonParser.class" />
                <shaded resource="com/fasterxml/jackson/annotation/JacksonAnnotation.class" />
                <shaded resource="com/fasterxml/jackson/databind/JsonSerializer.class" />
              </target>
            </configuration>
          </execution>
        </executions>
      </plugin>
    </plugins>
  </build>
</project>