I fixed the Jenkins issue by trying a workaround.  Instead of asking 
jenkins to run my Maven job I used a plugin that runs scripts over ssh.  
This script does that Maven command that doesn't work in Jenkins.  This 
works without a hitch.  I still think this is a Jenkins bug, or that's what 
it looks like to me.  I mean, a Maven job that doesn't work when Jenkins 
runs it, but when Jenkins invokes the script it works.  


On Wednesday, November 7, 2012 3:20:37 PM UTC+1, Thomas Peeters wrote:
>
> Well..  The process is already in deamon mode, and a switch called 
> "waitForChild" in the Jetty configuration is set to false, so it is an 
> independent process.  Without those two the Maven job would already be 
> either held by the jetty server or would start and stop as soon as the job 
> is finished.
>
> I would expect Jenkins to behave the same as its Maven job does, because 
> it is a Maven implementation that is used by Jenkins.  But fact is that 
> without daemon mode on and waitForChild=true the Jenkins job keeps running, 
> but works.  The Jetty server is reachable.  However it never evaluates the 
> job as succes/fail and it also takes up a run spot.
>
> Thanks for the info though.  I am looking at your suggested path.  
> Something might be off with the daemon part.
>
>
>
>
> On Wednesday, November 7, 2012 10:19:01 AM UTC+1, Josselin Pierre wrote:
>>
>> Hi,
>>
>> Here's my 2 cents, for what it's worth : 
>> Are you sure the forking itself fails ?
>> One issue that often appears with spawning process from Jenkins is that 
>> the child process might be killed once the job is finished.
>>
>> You might find quite a few references on this issue on google
>> https://wiki.jenkins-ci.org/display/JENKINS/Spawning+processes+from+build
>>
>> As far as I remember, one of the work around was to set a specific 
>> environment variable BUILD_ID before spawning the process, such as 
>> BUILD_ID=dontKillMe. 
>>
>> Hope that helped
>>
>> On Wednesday, November 7, 2012 9:59:03 AM UTC+1, Thomas Peeters wrote:
>>>
>>> No suggestions at all?  
>>>
>>>
>>>
>>> On Tuesday, November 6, 2012 4:19:23 PM UTC+1, Thomas Peeters wrote:
>>>>
>>>> Jenkins version: 1.461 <http://jenkins-ci.org/>
>>>>
>>>>
>>>> We are attempting to start a Jetty server in forked mode at the end of 
>>>> a build pipeline.  It all works, except for the forking part, that doesn't 
>>>> seem to work eventhough a non-forked attempt does work.  Even executing 
>>>> the 
>>>> exact same Maven command on the same system as of which Jenkins is 
>>>> installed it works, both in forked as non-forked variation.
>>>>
>>>> I had no clue as to what is going on, no logging, no errors, no nothing 
>>>> actually.  So starting the Jenkins job with switches -e -X gave me the 
>>>> following command that gets ran:
>>>> (bear with me)
>>>>
>>>> [DEBUG] [/usr/lib/jvm/jdk1.6.0_29/jre/bin/java, -Denv=thomas, -cp, 
>>>> /home/jenkins/.m2/repository/org/eclipse/jetty/jetty-util/8.1.5.v20120716/jetty-util-8.1.5.v20120716.jar:/home/jenkins/.m2/repository/org/eclipse/jetty/jetty-webapp/8.1.5.v20120716/jetty-webapp-8.1.5.v20120716.jar:/home/jenkins/.m2/repository/org/eclipse/jetty/jetty-xml/8.1.5.v20120716/jetty-xml-8.1.5.v20120716.jar:/home/jenkins/.m2/repository/org/eclipse/jetty/jetty-servlet/8.1.5.v20120716/jetty-servlet-8.1.5.v20120716.jar:/home/jenkins/.m2/repository/org/eclipse/jetty/jetty-security/8.1.5.v20120716/jetty-security-8.1.5.v20120716.jar:/home/jenkins/.m2/repository/org/eclipse/jetty/jetty-server/8.1.5.v20120716/jetty-server-8.1.5.v20120716.jar:/home/jenkins/.m2/repository/org/eclipse/jetty/jetty-continuation/8.1.5.v20120716/jetty-continuation-8.1.5.v20120716.jar:/home/jenkins/.m2/repository/org/sonatype/sisu/sisu-inject-bean/2.1.1/sisu-inject-bean-2.1.1.jar:/home/jenkins/.m2/repository/org/sonatype/sisu/sisu-guice/2.9.4/sisu-guice-2.9.4-no_aop.jar:/home/jenkins/.m2/repository/org/codehaus/plexus/plexus-utils/2.0.6/plexus-utils-2.0.6.jar:/home/jenkins/.m2/repository/org/sonatype/aether/aether-util/1.11/aether-util-1.11.jar:/home/jenkins/.m2/repository/org/codehaus/plexus/plexus-interpolation/1.14/plexus-interpolation-1.14.jar:/home/jenkins/.m2/repository/org/codehaus/plexus/plexus-component-annotations/1.5.5/plexus-component-annotations-1.5.5.jar:/home/jenkins/.m2/repository/org/sonatype/plexus/plexus-sec-dispatcher/1.3/plexus-sec-dispatcher-1.3.jar:/home/jenkins/.m2/repository/org/sonatype/plexus/plexus-cipher/1.4/plexus-cipher-1.4.jar:/home/jenkins/.m2/repository/org/apache/maven/plugin-tools/maven-plugin-tools-api/2.9/maven-plugin-tools-api-2.9.jar:/home/jenkins/.m2/repository/org/apache/maven/reporting/maven-reporting-api/2.0.6/maven-reporting-api-2.0.6.jar:/home/jenkins/.m2/repository/org/apache/maven/doxia/doxia-sink-api/1.0-alpha-7/doxia-sink-api-1.0-alpha-7.jar:/home/jenkins/.m2/repository/junit/junit/3.8.1/junit-3.8.1.jar:/home/jenkins/.m2/repository/net/sf/jtidy/jtidy/r938/jtidy-r938.jar:/home/jenkins/.m2/repository/org/eclipse/jetty/jetty-plus/8.1.5.v20120716/jetty-plus-8.1.5.v20120716.jar:/home/jenkins/.m2/repository/org/eclipse/jetty/orbit/javax.transaction/1.1.1.v201105210645/javax.transaction-1.1.1.v201105210645.jar:/home/jenkins/.m2/repository/org/eclipse/jetty/jetty-jndi/8.1.5.v20120716/jetty-jndi-8.1.5.v20120716.jar:/home/jenkins/.m2/repository/org/eclipse/jetty/orbit/javax.mail.glassfish/1.4.1.v201005082020/javax.mail.glassfish-1.4.1.v201005082020.jar:/home/jenkins/.m2/repository/org/eclipse/jetty/orbit/javax.activation/1.1.0.v201105071233/javax.activation-1.1.0.v201105071233.jar:/home/jenkins/.m2/repository/org/eclipse/jetty/jetty-jmx/8.1.5.v20120716/jetty-jmx-8.1.5.v20120716.jar:/home/jenkins/.m2/repository/org/eclipse/jetty/jetty-annotations/8.1.5.v20120716/jetty-annotations-8.1.5.v20120716.jar:/home/jenkins/.m2/repository/org/eclipse/jetty/orbit/javax.annotation/1.1.0.v201108011116/javax.annotation-1.1.0.v201108011116.jar:/home/jenkins/.m2/repository/org/eclipse/jetty/orbit/org.objectweb.asm/3.1.0.v200803061910/org.objectweb.asm-3.1.0.v200803061910.jar:/home/jenkins/.m2/repository/org/eclipse/jetty/jetty-websocket/8.1.5.v20120716/jetty-websocket-8.1.5.v20120716.jar:/home/jenkins/.m2/repository/org/eclipse/jetty/jetty-io/8.1.5.v20120716/jetty-io-8.1.5.v20120716.jar:/home/jenkins/.m2/repository/org/eclipse/jetty/jetty-http/8.1.5.v20120716/jetty-http-8.1.5.v20120716.jar:/home/jenkins/.m2/repository/org/eclipse/jetty/jetty-jsp/8.1.5.v20120716/jetty-jsp-8.1.5.v20120716.jar:/home/jenkins/.m2/repository/org/eclipse/jetty/orbit/javax.servlet.jsp/2.2.0.v201112011158/javax.servlet.jsp-2.2.0.v201112011158.jar:/home/jenkins/.m2/repository/org/eclipse/jetty/orbit/javax.servlet/3.0.0.v201112011016/javax.servlet-3.0.0.v201112011016.jar:/home/jenkins/.m2/repository/org/eclipse/jetty/orbit/org.apache.jasper.glassfish/2.2.2.v201112011158/org.apache.jasper.glassfish-2.2.2.v201112011158.jar:/home/jenkins/.m2/repository/org/eclipse/jetty/orbit/javax.servlet.jsp.jstl/1.2.0.v201105211821/javax.servlet.jsp.jstl-1.2.0.v201105211821.jar:/home/jenkins/.m2/repository/org/eclipse/jetty/orbit/org.apache.taglibs.standard.glassfish/1.2.0.v201112081803/org.apache.taglibs.standard.glassfish-1.2.0.v201112081803.jar:/home/jenkins/.m2/repository/org/eclipse/jetty/orbit/javax.el/2.2.0.v201108011116/javax.el-2.2.0.v201108011116.jar:/home/jenkins/.m2/repository/org/eclipse/jetty/orbit/com.sun.el/2.2.0.v201108011116/com.sun.el-2.2.0.v201108011116.jar:/home/jenkins/.m2/repository/org/eclipse/jetty/orbit/org.eclipse.jdt.core/3.7.1/org.eclipse.jdt.core-3.7.1.jar:/home/jenkins/.m2/repository/org/mortbay/jetty/jetty-maven-plugin/8.1.5.v20120716/jetty-maven-plugin-8.1.5.v20120716.jar,
>>>>  org.mortbay.jetty.plugin.Starter, --stop-port, 9990, --stop-key, 
>>>> stopherding, --jetty-xml, src/main/resources/env/thomas/jetty.xml, 
>>>> --props, 
>>>> /home/jenkins/.jenkins/jobs/start-test-bulkuploader/workspace/target/fork.props]
>>>> [INFO] Forked process started
>>>>
>>>>
>>>>
>>>> Now: notice those "," characters after every space.  Running that 
>>>> command directly causes a "path not found" kind of error.  And...  
>>>> Removing 
>>>> all of the "," characters lets the command run correctly.  Something might 
>>>> be up with that, but after 8 hours of looking I'm not even sure anymore 
>>>> what my name is.  Anyway.  This is the command that works:
>>>> But I do want this to work in Jenkins, and in forked mode.
>>>>
>>>> /usr/lib/jvm/jdk1.6.0_29/jre/bin/java -Denv=thomas -cp 
>>>> /home/jenkins/.m2/repository/org/eclipse/jetty/jetty-util/8.1.5.v20120716/jetty-util-8.1.5.v20120716.jar:/home/jenkins/.m2/repository/org/eclipse/jetty/jetty-webapp/8.1.5.v20120716/jetty-webapp-8.1.5.v20120716.jar:/home/jenkins/.m2/repository/org/eclipse/jetty/jetty-xml/8.1.5.v20120716/jetty-xml-8.1.5.v20120716.jar:/home/jenkins/.m2/repository/org/eclipse/jetty/jetty-servlet/8.1.5.v20120716/jetty-servlet-8.1.5.v20120716.jar:/home/jenkins/.m2/repository/org/eclipse/jetty/jetty-security/8.1.5.v20120716/jetty-security-8.1.5.v20120716.jar:/home/jenkins/.m2/repository/org/eclipse/jetty/jetty-server/8.1.5.v20120716/jetty-server-8.1.5.v20120716.jar:/home/jenkins/.m2/repository/org/eclipse/jetty/jetty-continuation/8.1.5.v20120716/jetty-continuation-8.1.5.v20120716.jar:/home/jenkins/.m2/repository/org/sonatype/sisu/sisu-inject-bean/2.1.1/sisu-inject-bean-2.1.1.jar:/home/jenkins/.m2/repository/org/sonatype/sisu/sisu-guice/2.9.4/sisu-guice-2.9.4-no_aop.jar:/home/jenkins/.m2/repository/org/codehaus/plexus/plexus-utils/2.0.6/plexus-utils-2.0.6.jar:/home/jenkins/.m2/repository/org/sonatype/aether/aether-util/1.11/aether-util-1.11.jar:/home/jenkins/.m2/repository/org/codehaus/plexus/plexus-interpolation/1.14/plexus-interpolation-1.14.jar:/home/jenkins/.m2/repository/org/codehaus/plexus/plexus-component-annotations/1.5.5/plexus-component-annotations-1.5.5.jar:/home/jenkins/.m2/repository/org/sonatype/plexus/plexus-sec-dispatcher/1.3/plexus-sec-dispatcher-1.3.jar:/home/jenkins/.m2/repository/org/sonatype/plexus/plexus-cipher/1.4/plexus-cipher-1.4.jar:/home/jenkins/.m2/repository/org/apache/maven/plugin-tools/maven-plugin-tools-api/2.9/maven-plugin-tools-api-2.9.jar:/home/jenkins/.m2/repository/org/apache/maven/reporting/maven-reporting-api/2.0.6/maven-reporting-api-2.0.6.jar:/home/jenkins/.m2/repository/org/apache/maven/doxia/doxia-sink-api/1.0-alpha-7/doxia-sink-api-1.0-alpha-7.jar:/home/jenkins/.m2/repository/junit/junit/3.8.1/junit-3.8.1.jar:/home/jenkins/.m2/repository/net/sf/jtidy/jtidy/r938/jtidy-r938.jar:/home/jenkins/.m2/repository/org/eclipse/jetty/jetty-plus/8.1.5.v20120716/jetty-plus-8.1.5.v20120716.jar:/home/jenkins/.m2/repository/org/eclipse/jetty/orbit/javax.transaction/1.1.1.v201105210645/javax.transaction-1.1.1.v201105210645.jar:/home/jenkins/.m2/repository/org/eclipse/jetty/jetty-jndi/8.1.5.v20120716/jetty-jndi-8.1.5.v20120716.jar:/home/jenkins/.m2/repository/org/eclipse/jetty/orbit/javax.mail.glassfish/1.4.1.v201005082020/javax.mail.glassfish-1.4.1.v201005082020.jar:/home/jenkins/.m2/repository/org/eclipse/jetty/orbit/javax.activation/1.1.0.v201105071233/javax.activation-1.1.0.v201105071233.jar:/home/jenkins/.m2/repository/org/eclipse/jetty/jetty-jmx/8.1.5.v20120716/jetty-jmx-8.1.5.v20120716.jar:/home/jenkins/.m2/repository/org/eclipse/jetty/jetty-annotations/8.1.5.v20120716/jetty-annotations-8.1.5.v20120716.jar:/home/jenkins/.m2/repository/org/eclipse/jetty/orbit/javax.annotation/1.1.0.v201108011116/javax.annotation-1.1.0.v201108011116.jar:/home/jenkins/.m2/repository/org/eclipse/jetty/orbit/org.objectweb.asm/3.1.0.v200803061910/org.objectweb.asm-3.1.0.v200803061910.jar:/home/jenkins/.m2/repository/org/eclipse/jetty/jetty-websocket/8.1.5.v20120716/jetty-websocket-8.1.5.v20120716.jar:/home/jenkins/.m2/repository/org/eclipse/jetty/jetty-io/8.1.5.v20120716/jetty-io-8.1.5.v20120716.jar:/home/jenkins/.m2/repository/org/eclipse/jetty/jetty-http/8.1.5.v20120716/jetty-http-8.1.5.v20120716.jar:/home/jenkins/.m2/repository/org/eclipse/jetty/jetty-jsp/8.1.5.v20120716/jetty-jsp-8.1.5.v20120716.jar:/home/jenkins/.m2/repository/org/eclipse/jetty/orbit/javax.servlet.jsp/2.2.0.v201112011158/javax.servlet.jsp-2.2.0.v201112011158.jar:/home/jenkins/.m2/repository/org/eclipse/jetty/orbit/javax.servlet/3.0.0.v201112011016/javax.servlet-3.0.0.v201112011016.jar:/home/jenkins/.m2/repository/org/eclipse/jetty/orbit/org.apache.jasper.glassfish/2.2.2.v201112011158/org.apache.jasper.glassfish-2.2.2.v201112011158.jar:/home/jenkins/.m2/repository/org/eclipse/jetty/orbit/javax.servlet.jsp.jstl/1.2.0.v201105211821/javax.servlet.jsp.jstl-1.2.0.v201105211821.jar:/home/jenkins/.m2/repository/org/eclipse/jetty/orbit/org.apache.taglibs.standard.glassfish/1.2.0.v201112081803/org.apache.taglibs.standard.glassfish-1.2.0.v201112081803.jar:/home/jenkins/.m2/repository/org/eclipse/jetty/orbit/javax.el/2.2.0.v201108011116/javax.el-2.2.0.v201108011116.jar:/home/jenkins/.m2/repository/org/eclipse/jetty/orbit/com.sun.el/2.2.0.v201108011116/com.sun.el-2.2.0.v201108011116.jar:/home/jenkins/.m2/repository/org/eclipse/jetty/orbit/org.eclipse.jdt.core/3.7.1/org.eclipse.jdt.core-3.7.1.jar:/home/jenkins/.m2/repository/org/mortbay/jetty/jetty-maven-plugin/8.1.5.v20120716/jetty-maven-plugin-8.1.5.v20120716.jar
>>>>  
>>>> org.mortbay.jetty.plugin.Starter --stop-port 9990 --stop-key stopherding 
>>>> --jetty-xml src/main/resources/env/thomas/jetty.xml --props 
>>>> /home/jenkins/.jenkins/jobs/start-test-bulkuploader/workspace/target/fork.props
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>

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