詹金斯项目Maven

Question

我在 Jenkins 中遇到编译一个简单的 maven项目的问题，我不明白发生的事情。

这个项目完美地编译了Jenkins服务器。 我使用的是JDK 8，Maven 3.3.9，操作系统 Ubuntu Server 。

错误日志：

Established TCP socket on 37158<===[JENKINS REMOTING CAPACITY]===>channel started Executing Maven:  -N -B -f /var/lib/jenkins/workspace/AArcoOneProject/AArco-One-Pojo/pom.xml compile
java.lang.NullPointerException
    at jenkins.maven3.agent.Maven32Main.launch(Maven32Main.java:186)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke(Method.java:498)
    at hudson.maven.Maven3Builder.call(Maven3Builder.java:133)
    at hudson.maven.Maven3Builder.call(Maven3Builder.java:68)
    at hudson.remoting.UserRequest.perform(UserRequest.java:153)
    at hudson.remoting.UserRequest.perform(UserRequest.java:50)
    at hudson.remoting.Request$2.run(Request.java:332)
    at hudson.remoting.InterceptingExecutorService$1.call(InterceptingExecutorService.java:68)
    at java.util.concurrent.FutureTask.run(FutureTask.java:266)
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
    at java.lang.Thread.run(Thread.java:745)
Lanzada por el usuario Diego Fernando Hidalgo Cornejo
Finished: ABORTED
FATAL: java.lang.reflect.InvocationTargetException
java.io.IOException: java.lang.reflect.InvocationTargetException
    at hudson.maven.Maven3Builder.call(Maven3Builder.java:173)
    at hudson.maven.Maven3Builder.call(Maven3Builder.java:68)
    at hudson.remoting.UserRequest.perform(UserRequest.java:153)
    at hudson.remoting.UserRequest.perform(UserRequest.java:50)
    at hudson.remoting.Request$2.run(Request.java:332)
    at hudson.remoting.InterceptingExecutorService$1.call(InterceptingExecutorService.java:68)
    at java.util.concurrent.FutureTask.run(FutureTask.java:266)
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
    at java.lang.Thread.run(Thread.java:745)
    at ......remote call to Channel to Maven [/usr/lib/jvm/java-8-oracle/bin/java, -cp, /var/lib/jenkins/plugins/maven-plugin/WEB-INF/lib/maven33-agent-1.8.1.jar:/opt/apache-maven-3.3.3/boot/plexus-classworlds-2.5.2.jar:/opt/apache-maven-3.3.3/conf/logging, jenkins.maven3.agent.Maven33Main, /opt/apache-maven-3.3.3, /var/cache/jenkins/war/WEB-INF/lib/remoting-2.62.3.jar, /var/lib/jenkins/plugins/maven-plugin/WEB-INF/lib/maven33-interceptor-1.8.1.jar, /var/lib/jenkins/plugins/maven-plugin/WEB-INF/lib/maven3-interceptor-commons-1.8.1.jar, 37158](Native Method)
    at hudson.remoting.Channel.attachCallSiteStackTrace(Channel.java:1433)
    at hudson.remoting.UserResponse.retrieve(UserRequest.java:253)
    at hudson.remoting.Channel.call(Channel.java:797)
    at hudson.maven.ProcessCache$MavenProcess.call(ProcessCache.java:161)
    at hudson.maven.MavenBuild$MavenBuildExecution.doRun(MavenBuild.java:880)
    at hudson.model.AbstractBuild$AbstractBuildExecution.run(AbstractBuild.java:534)
    at hudson.model.Run.execute(Run.java:1720)
    at hudson.maven.MavenBuild.run(MavenBuild.java:270)
    at hudson.model.ResourceController.execute(ResourceController.java:98)
    at hudson.model.Executor.run(Executor.java:404)
Caused by: java.lang.reflect.InvocationTargetException
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke(Method.java:498)
    at hudson.maven.Maven3Builder.call(Maven3Builder.java:133)
    at hudson.maven.Maven3Builder.call(Maven3Builder.java:68)
    at hudson.remoting.UserRequest.perform(UserRequest.java:153)
    at hudson.remoting.UserRequest.perform(UserRequest.java:50)
    at hudson.remoting.Request$2.run(Request.java:332)
    at hudson.remoting.InterceptingExecutorService$1.call(InterceptingExecutorService.java:68)
    at java.util.concurrent.FutureTask.run(FutureTask.java:266)
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
    at java.lang.Thread.run(Thread.java:745)
Caused by: java.lang.Exception: java.lang.NullPointerException
    at jenkins.maven3.agent.Maven32Main.launch(Maven32Main.java:189)
    ... 14 more
Caused by: java.lang.NullPointerException
    at jenkins.maven3.agent.Maven32Main.launch(Maven32Main.java:186)
    ... 14 more
Finished: FAILURE

Answer 1

检查使用了哪个settings.xml文件，使用mvn运行-X，您将在输出的开头看到使用的文件。

我有同样的问题，当mvn使用默认文件时我们在本地环境中使用了另一个文件。

顺便说一下，你是在奴隶上安装MVN还是Jenkins为你做过？