[Agent] fix optional plugin doesn't works

apm-sniffer/optional-plugins/pom.xml

@@ -30,6 +30,9 @@
     <artifactId>optional-plugins</artifactId>
     <packaging>pom</packaging>
     <properties>
+        <shade.net.bytebuddy.source>net.bytebuddy</shade.net.bytebuddy.source>
+        <shade.net.bytebuddy.target>${shade.package}.${shade.net.bytebuddy.source}</shade.net.bytebuddy.target>
+
         <plugin.dest.dir>${project.build.directory}/../../../../packages/skywalking-agent/optional-plugins</plugin.dest.dir>
     </properties>
 
@@ -60,6 +63,44 @@
 
     <build>
         <plugins>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-shade-plugin</artifactId>
+                <version>2.4.1</version>
+                <executions>
+                    <execution>
+                        <phase>package</phase>
+                        <goals>
+                            <goal>shade</goal>
+                        </goals>
+                        <configuration>
+                            <shadedArtifactAttached>false</shadedArtifactAttached>
+                            <createDependencyReducedPom>true</createDependencyReducedPom>
+                            <createSourcesJar>true</createSourcesJar>
+                            <shadeSourcesContent>true</shadeSourcesContent>
+                            <artifactSet>
+                                <excludes>
+                                    <exclude>com.lmax:*</exclude>
+                                    <exclude>org.apache.httpcomponents:*</exclude>
+                                    <exclude>commons-logging:*</exclude>
+                                    <exclude>commons-codec:*</exclude>
+                                    <exclude>*:gson</exclude>
+                                    <exclude>io.grpc:*</exclude>
+                                    <exclude>io.netty:*</exclude>
+                                    <exclude>com.google.*:*</exclude>
+                                    <exclude>com.google.guava:guava</exclude>
+                                </excludes>
+                            </artifactSet>
+                            <relocations>
+                                <relocation>
+                                    <pattern>${shade.net.bytebuddy.source}</pattern>
+                                    <shadedPattern>${shade.net.bytebuddy.target}</shadedPattern>
+                                </relocation>
+                            </relocations>
+                        </configuration>
+                    </execution>
+                </executions>
+            </plugin>
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-antrun-plugin</artifactId>