[JIRA] (JENKINS-61029) Swarm client not working anymore with Jenkins 2.220

[philipp.a.b...@ge.com (JIRA)]

Title: Message Title

Philipp Baer created an issue   Jenkins / JENKINS-61029 Swarm client not working anymore with Jenkins 2.220 Issue Type: Bug Assignee: Unassigned Components: swarm-plugin Created: 2020-02-10 09:52 Environment: Jenkins 2.220 on Debian 10.3 x64 (jenkins.io Debian repo with Debian default JRE) with Swarm plug-in modules 3.17 swarm-client 3.17 on Windows 10, AdoptOpenJDK 8, specified master explicitly Priority: Major Reporter: Philipp Baer Issue most likely casued by JENKINS-60913 Slave Exec: java.exe -Xrs -jar "%BASE%\swarm-client-3.17.jar" -mode exclusive -name *** -labels *** -executors 1 -master [http://***] -username *** -password *** -fsroot "%BASE%" -deleteExistingClients -labelsFile "%BASE%\labels" Log: Feb 10, 2020 10:25:50 AM hudson.plugins.swarm.SwarmClient discoverFromMasterUrl SEVERE: Failed to fetch slave info from Jenkins, HTTP response code: 500 Feb 10, 2020 10:25:50 AM hudson.plugins.swarm.Client run SEVERE: RetryException occurred hudson.plugins.swarm.RetryException: Failed to fetch slave info from Jenkins, HTTP response code: 500 at hudson.plugins.swarm.SwarmClient.discoverFromMasterUrl(SwarmClient.java:248) at hudson.plugins.swarm.Client.run(Client.java:130) at hudson.plugins.swarm.Client.main(Client.java:104)Feb 10, 2020 10:25:50 AM hudson.plugins.swarm.Client run INFO: Retrying in 10 seconds Master Log: 2020-02-10 09:50:32.698+0000 [id=276] WARNING o.e.j.s.h.ContextHandler$Context#log: Error while serving http://***/plugin/swarm/slaveInfo java.lang.NoClassDefFoundError: hudson/UDPBroadcastFragment at hudson.plugins.swarm.PluginImpl.getSwarmSecret(PluginImpl.java:262) at hudson.plugins.swarm.PluginImpl.doSlaveInfo(PluginImpl.java:272) at java.base/java.lang.invoke.MethodHandle.invokeWithArguments(MethodHandle.java:710) at org.kohsuke.stapler.Function$MethodFunction.invoke(Function.java:396) Caused: java.lang.reflect.InvocationTargetException at org.kohsuke.stapler.Function$MethodFunction.invoke(Function.java:400) at org.kohsuke.stapler.Function$InstanceFunction.invoke(Function.java:408) at org.kohsuke.stapler.Function.bindAndInvoke(Function.java:212) at org.kohsuke.stapler.Function.bindAndInvokeAndServeResponse(Function.java:145) at org.kohsuke.stapler.MetaClass$11.doDispatch(MetaClass.java:535) at org.kohsuke.stapler.NameBasedDispatcher.dispatch(NameBasedDispatcher.java:58) at org.kohsuke.stapler.Stapler.tryInvoke(Stapler.java:747) at org.kohsuke.stapler.Stapler.invoke(Stapler.java:878) at org.kohsuke.stapler.MetaClass$4.doDispatch(MetaClass.java:280) at org.kohsuke.stapler.NameBasedDispatcher.dispatch(NameBasedDispatcher.java:58) at org.kohsuke.stapler.Stapler.tryInvoke(Stapler.java:747) at org.kohsuke.stapler.Stapler.invoke(Stapler.java:878) at org.kohsuke.stapler.Stapler.invoke(Stapler.java:676) at org.kohsuke.stapler.Stapler.service(Stapler.java:238) at javax.servlet.http.HttpServlet.service(HttpServlet.java:790) at org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:755) at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1617) [...] Even though -master should disable auto discovery, it seems like something is now missing (UDPBroadcastFragment) Add Comment   This message was sent by Atlassian Jira (v7.13.6#713006-sha1:cc4451f) -- You received this message because you are subscribed to the Google Groups "Jenkins Issues" group. To unsubscribe from this group and stop receiving emails from it, send an email to jenkinsci-issues+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/jenkinsci-issues/JIRA.204503.1581328352000.5304.1581328380133%40Atlassian.JIRA.