问题描述

用户Flink程序的依赖包与平台的内置依赖包冲突,导致提交失败。

解决方案

需要排除 flink 基础包、table、log4j 以及hadoop 相关的包。连接器相关的包需要打进jar包中

flink1.12引擎,集群目前已有的包,参考下图: Jar作业相关问题 - 图1 查看是否已包含Flink的包,如果存在,则需要排除集群相关的依赖,重新打包。

排包的pom.xml 案例
以下案例是除provide 之外的排除方式,只做参考,如果直接使用,可能会排除掉一些程序中用到的包,需要根据程序使用情况去排除

<build>
        <plugins>
            <plugin>
                <groupId>org.apache.maven.plugins</groupId>
                <artifactId>maven-compiler-plugin</artifactId>
                <version>3.2</version>
                <configuration>
                    <source>1.8</source>
                    <target>1.8</target>
                </configuration>
            </plugin>
            <plugin>
                <groupId>org.apache.maven.plugins</groupId>
                <artifactId>maven-shade-plugin</artifactId>
                <version>3.2.4</version>
                <executions>
                    <execution>
                        <phase>package</phase>
                        <goals>
                            <goal>shade</goal>
                        </goals>
                        <configuration>
                            <finalName>flink-demo</finalName>
                            <transformers>
                                <!-- append default configs -->
                                <transformer
                                        implementation="org.apache.maven.plugins.shade.resource.AppendingTransformer">
                                    <resource>reference.conf</resource>
                                </transformer>
                            </transformers>
                            <artifactSet>
                                <excludes>
                                    <exclude>org.apache.flink:flink-parquet</exclude>
                                    <exclude>org.apache.flink:flink-s*</exclude>
                                    <exclude>org.apache.flink:flink-t*</exclude>
                                    <exclude>org.apache.flink:flink-c*</exclude>
                                    <exclude>org.apache.flink:flink-f*</exclude>
                                    <exclude>org.apache.flink:flink-o*</exclude>
                                    <exclude>org.apache.flink:flink-a*</exclude>
                                    <exclude>org.apache.flink:flink-m*</exclude>
                                    <exclude>org.apache.flink:flink-r*</exclude>
                                    <exclude>org.apache.flink:flink-q*</exclude>
                                    <exclude>org.apache.flink:flink-java</exclude>
                                    <exclude>org.apache.hadoop:*</exclude>
                                    <exclude>log4j:log4j</exclude>
                                    <exclude>org.slf4j:*</exclude>
                                    <exclude>org.scala-lang:*</exclude>
                                    <exclude>org.scala-lang.modules:*</exclude>
                                    <exclude>com.typesafe.akka:*</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>
                        </configuration>
                    </execution>
                </executions>
            </plugin>
        </plugins>
    </build>
</project>