When Nodepool attempts to create a Node in Jenkins over API, Jenkins emits a stacktrace.
Past upstream https://issues.jenkins-ci.org/browse/JENKINS-22762
Issue created: https://issues.jenkins-ci.org/browse/JENKINS-28993
Which is == to:
https://integration.wikimedia.org/ci/computer/doCreateItem? json= { "labelString": "ci-jessie-wikimedia", "launcher": { "host": "10.68.17.84", "port": 22, "privatekey": "/var/lib/nodepool/.ssh/nodepoolmanager_id_rsa", "stapler-class": "hudson.plugins.sshslaves.SSHLauncher", "username": "nodepoolmanager" }, "mode": "EXCLUSIVE", "name": "ci-jessie-wikimedia-33", "nodeDescription": "Dynamic single use ci-jessie-wikimedia node", "nodeProperties": { "stapler-class-bag": "true" }, "numExecutors": 1, "remoteFS": "/home/jenkins", "retentionStrategy": { "stapler-class": "hudson.slaves.RetentionStrategy$Always" }, "type": "hudson.slaves.DumbSlave$DescriptorImpl" } &type=hudson.slaves.DumbSlave$ DescriptorImpl&name=ci-jessie-wikimedia-33
Jenkins throws a stacktrace:
javax.servlet.ServletException: java.lang.RuntimeException: Failed to instantiate class hudson.slaves.DumbSlave from {"launcher":{"username":"nodepoolmanager","stapler-class":"hudson.plugins.sshslaves.SSHLauncher","host":"10.68.17.84","privatekey":"/var/lib/nodepool/.ssh/nodepoolmanager_id_rsa","port":22},"numExecutors":1,"nodeProperties":{"stapler-class-bag":"true"},"name":"ci-jessie-wikimedia-33","retentionStrategy":{"stapler-class":"hudson.slaves.RetentionStrategy$Always"},"remoteFS":"/home/jenkins","type":"hudson.slaves.DumbSlave$DescriptorImpl","nodeDescription":"Dynamic single use ci-jessie-wikimedia node","labelString":"ci-jessie-wikimedia","mode":"EXCLUSIVE"} at org.kohsuke.stapler.Stapler.tryInvoke(Stapler.java:796) at org.kohsuke.stapler.Stapler.invoke(Stapler.java:876) at org.kohsuke.stapler.MetaClass$4.doDispatch(MetaClass.java:211) at org.kohsuke.stapler.NameBasedDispatcher.dispatch(NameBasedDispatcher.java:53) at org.kohsuke.stapler.Stapler.tryInvoke(Stapler.java:746) at org.kohsuke.stapler.Stapler.invoke(Stapler.java:876) at org.kohsuke.stapler.Stapler.invoke(Stapler.java:649) at org.kohsuke.stapler.Stapler.service(Stapler.java:238) at javax.servlet.http.HttpServlet.service(HttpServlet.java:848) at org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:686) at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1494) at hudson.util.PluginServletFilter$1.doFilter(PluginServletFilter.java:96) at hudson.plugins.greenballs.GreenBallFilter.doFilter(GreenBallFilter.java:58) at hudson.util.PluginServletFilter$1.doFilter(PluginServletFilter.java:99) at net.bull.javamelody.MonitoringFilter.doFilter(MonitoringFilter.java:198) at net.bull.javamelody.MonitoringFilter.doFilter(MonitoringFilter.java:176) at net.bull.javamelody.PluginMonitoringFilter.doFilter(PluginMonitoringFilter.java:85) at org.jvnet.hudson.plugins.monitoring.HudsonMonitoringFilter.doFilter(HudsonMonitoringFilter.java:99) at hudson.util.PluginServletFilter$1.doFilter(PluginServletFilter.java:99) at hudson.util.PluginServletFilter.doFilter(PluginServletFilter.java:88) at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1482) at hudson.security.csrf.CrumbFilter.doFilter(CrumbFilter.java:48) at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1482) at hudson.security.ChainedServletFilter$1.doFilter(ChainedServletFilter.java:84) at hudson.security.UnwrapSecurityExceptionFilter.doFilter(UnwrapSecurityExceptionFilter.java:51) at hudson.security.ChainedServletFilter$1.doFilter(ChainedServletFilter.java:87) at jenkins.security.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:117) at hudson.security.ChainedServletFilter$1.doFilter(ChainedServletFilter.java:87) at org.acegisecurity.providers.anonymous.AnonymousProcessingFilter.doFilter(AnonymousProcessingFilter.java:125) at hudson.security.ChainedServletFilter$1.doFilter(ChainedServletFilter.java:87) at org.acegisecurity.ui.rememberme.RememberMeProcessingFilter.doFilter(RememberMeProcessingFilter.java:142) at hudson.security.ChainedServletFilter$1.doFilter(ChainedServletFilter.java:87) at org.acegisecurity.ui.AbstractProcessingFilter.doFilter(AbstractProcessingFilter.java:271) at hudson.security.ChainedServletFilter$1.doFilter(ChainedServletFilter.java:87) at jenkins.security.BasicHeaderProcessor.doFilter(BasicHeaderProcessor.java:93) at hudson.security.ChainedServletFilter$1.doFilter(ChainedServletFilter.java:87) at org.acegisecurity.context.HttpSessionContextIntegrationFilter.doFilter(HttpSessionContextIntegrationFilter.java:249) at hudson.security.HttpSessionContextIntegrationFilter2.doFilter(HttpSessionContextIntegrationFilter2.java:67) at hudson.security.ChainedServletFilter$1.doFilter(ChainedServletFilter.java:87) at hudson.security.ChainedServletFilter.doFilter(ChainedServletFilter.java:76) at hudson.security.HudsonFilter.doFilter(HudsonFilter.java:168) at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1482) at org.kohsuke.stapler.compression.CompressionFilter.doFilter(CompressionFilter.java:49) at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1482) at hudson.util.CharacterEncodingFilter.doFilter(CharacterEncodingFilter.java:81) at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1482) at org.kohsuke.stapler.DiagnosticThreadNameFilter.doFilter(DiagnosticThreadNameFilter.java:30) at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1474) at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:499) at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:137) at org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:533) at org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:231) at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1086) at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:428) at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:193) at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1020) at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:135) at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:116) at org.eclipse.jetty.server.handler.RequestLogHandler.handle(RequestLogHandler.java:68) at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:116) at org.eclipse.jetty.server.Server.handle(Server.java:366) at org.eclipse.jetty.server.AbstractHttpConnection.handleRequest(AbstractHttpConnection.java:489) at org.eclipse.jetty.server.AbstractHttpConnection.headerComplete(AbstractHttpConnection.java:949) at org.eclipse.jetty.server.AbstractHttpConnection$RequestHandler.headerComplete(AbstractHttpConnection.java:1011) at org.eclipse.jetty.http.HttpParser.parseNext(HttpParser.java:644) at org.eclipse.jetty.http.HttpParser.parseAvailable(HttpParser.java:235) at org.eclipse.jetty.server.AsyncHttpConnection.handle(AsyncHttpConnection.java:82) at org.eclipse.jetty.io.nio.SelectChannelEndPoint.handle(SelectChannelEndPoint.java:668) at org.eclipse.jetty.io.nio.SelectChannelEndPoint$1.run(SelectChannelEndPoint.java:52) at winstone.BoundedExecutorService$1.run(BoundedExecutorService.java:77) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) at java.lang.Thread.run(Thread.java:745) Caused by: java.lang.RuntimeException: Failed to instantiate class hudson.slaves.DumbSlave from {"launcher":{"username":"nodepoolmanager","stapler-class":"hudson.plugins.sshslaves.SSHLauncher","host":"10.68.17.84","privatekey":"/var/lib/nodepool/.ssh/nodepoolmanager_id_rsa","port":22},"numExecutors":1,"nodeProperties":{"stapler-class-bag":"true"},"name":"ci-jessie-wikimedia-33","retentionStrategy":{"stapler-class":"hudson.slaves.RetentionStrategy$Always"},"remoteFS":"/home/jenkins","type":"hudson.slaves.DumbSlave$DescriptorImpl","nodeDescription":"Dynamic single use ci-jessie-wikimedia node","labelString":"ci-jessie-wikimedia","mode":"EXCLUSIVE"} at hudson.model.Descriptor.newInstance(Descriptor.java:577) at hudson.model.ComputerSet.doDoCreateItem(ComputerSet.java:293) at sun.reflect.GeneratedMethodAccessor7945.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:606) at org.kohsuke.stapler.Function$InstanceFunction.invoke(Function.java:298) at org.kohsuke.stapler.Function.bindAndInvoke(Function.java:161) at org.kohsuke.stapler.Function.bindAndInvokeAndServeResponse(Function.java:96) at org.kohsuke.stapler.MetaClass$1.doDispatch(MetaClass.java:121) at org.kohsuke.stapler.NameBasedDispatcher.dispatch(NameBasedDispatcher.java:53) at org.kohsuke.stapler.Stapler.tryInvoke(Stapler.java:746) ... 72 more Caused by: java.lang.NullPointerException at com.cloudbees.plugins.credentials.matchers.IdMatcher.<init>(IdMatcher.java:49) at com.cloudbees.plugins.credentials.CredentialsMatchers.withId(CredentialsMatchers.java:112) at hudson.plugins.sshslaves.SSHLauncher.lookupSystemCredentials(SSHLauncher.java:291) at hudson.plugins.sshslaves.SSHLauncher.<init>(SSHLauncher.java:268) at sun.reflect.GeneratedConstructorAccessor2257.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) at java.lang.reflect.Constructor.newInstance(Constructor.java:526) at org.kohsuke.stapler.RequestImpl.invokeConstructor(RequestImpl.java:447) at org.kohsuke.stapler.RequestImpl.instantiate(RequestImpl.java:699) at org.kohsuke.stapler.RequestImpl.access$200(RequestImpl.java:81) at org.kohsuke.stapler.RequestImpl$TypePair.convertJSON(RequestImpl.java:596) at org.kohsuke.stapler.RequestImpl.bindJSON(RequestImpl.java:400) at org.kohsuke.stapler.RequestImpl.instantiate(RequestImpl.java:693) at org.kohsuke.stapler.RequestImpl.access$200(RequestImpl.java:81) at org.kohsuke.stapler.RequestImpl$TypePair.convertJSON(RequestImpl.java:596) at org.kohsuke.stapler.RequestImpl.bindJSON(RequestImpl.java:400) at org.kohsuke.stapler.RequestImpl.bindJSON(RequestImpl.java:396) at hudson.model.Descriptor.newInstance(Descriptor.java:568) ... 82 more