Jenkins Docker管道插件引用旧JENKINS_HOME

Question

java.io.IOException: Directory '/var/lib/jenkins' could not be created
    at org.apache.commons.io.FileUtils.openOutputStream(FileUtils.java:363)
    at org.apache.commons.io.FileUtils.writeStringToFile(FileUtils.java:1928)
    at org.apache.commons.io.FileUtils.writeStringToFile(FileUtils.java:1951)
    at org.apache.commons.io.FileUtils.writeStringToFile(FileUtils.java:1911)
    at org.jenkinsci.plugins.docker.commons.credentials.DockerRegistryToken$1.call(DockerRegistryToken.java:113)
    at org.jenkinsci.plugins.docker.commons.credentials.DockerRegistryToken$1.call(DockerRegistryToken.java:82)
    at hudson.remoting.LocalChannel.call(LocalChannel.java:45)
    at org.jenkinsci.plugins.docker.commons.credentials.DockerRegistryToken.newKeyMaterialFactory(DockerRegistryToken.java:82)
    at org.jenkinsci.plugins.docker.commons.credentials.DockerRegistryEndpoint.newKeyMaterialFactory(DockerRegistryEndpoint.java:219)
    at org.jenkinsci.plugins.docker.workflow.RegistryEndpointStep$Execution.newKeyMaterialFactory(RegistryEndpointStep.java:65)
    at org.jenkinsci.plugins.docker.workflow.AbstractEndpointStepExecution.start(AbstractEndpointStepExecution.java:44)
    at org.jenkinsci.plugins.workflow.cps.DSL.invokeStep(DSL.java:229)
    at org.jenkinsci.plugins.workflow.cps.DSL.invokeMethod(DSL.java:153)
    at org.jenkinsci.plugins.workflow.cps.CpsScript.invokeMethod(CpsScript.java:108)
    at org.codehaus.groovy.runtime.callsite.PogoMetaClassSite.call(PogoMetaClassSite.java:48)
    at org.codehaus.groovy.runtime.callsite.CallSiteArray.defaultCall(CallSiteArray.java:48)
    at org.codehaus.groovy.runtime.callsite.AbstractCallSite.call(AbstractCallSite.java:113)
    at com.cloudbees.groovy.cps.sandbox.DefaultInvoker.methodCall(DefaultInvoker.java:19)
    at org.jenkinsci.plugins.docker.workflow.Docker.withRegistry(jar:file:/mnt/jenkins/jenkins/plugins/docker-workflow/WEB-INF/lib/docker-workflow.jar!/org/jenkinsci/plugins/docker/workflow/Docker.groovy:37)
    at ___cps.transform___(Native Method)
    at com.cloudbees.groovy.cps.impl.ContinuationGroup.methodCall(ContinuationGroup.java:57)
    at com.cloudbees.groovy.cps.impl.FunctionCallBlock$ContinuationImpl.dispatchOrArg(FunctionCallBlock.java:109)
    at com.cloudbees.groovy.cps.impl.FunctionCallBlock$ContinuationImpl.fixArg(FunctionCallBlock.java:82)
    at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke(Method.java:498)
    at com.cloudbees.groovy.cps.impl.ContinuationPtr$ContinuationImpl.receive(ContinuationPtr.java:72)
    at com.cloudbees.groovy.cps.impl.ClosureBlock.eval(ClosureBlock.java:46)
    at com.cloudbees.groovy.cps.Next.step(Next.java:83)
    at com.cloudbees.groovy.cps.Continuable$1.call(Continuable.java:174)
    at com.cloudbees.groovy.cps.Continuable$1.call(Continuable.java:163)
    at org.codehaus.groovy.runtime.GroovyCategorySupport$ThreadCategoryInfo.use(GroovyCategorySupport.java:122)
    at org.codehaus.groovy.runtime.GroovyCategorySupport.use(GroovyCategorySupport.java:261)
    at com.cloudbees.groovy.cps.Continuable.run0(Continuable.java:163)
    at org.jenkinsci.plugins.workflow.cps.SandboxContinuable.access$001(SandboxContinuable.java:19)
    at org.jenkinsci.plugins.workflow.cps.SandboxContinuable$1.call(SandboxContinuable.java:35)
    at org.jenkinsci.plugins.workflow.cps.SandboxContinuable$1.call(SandboxContinuable.java:32)
    at org.jenkinsci.plugins.scriptsecurity.sandbox.groovy.GroovySandbox.runInSandbox(GroovySandbox.java:108)
    at org.jenkinsci.plugins.workflow.cps.SandboxContinuable.run0(SandboxContinuable.java:32)
    at org.jenkinsci.plugins.workflow.cps.CpsThread.runNextChunk(CpsThread.java:174)
    at org.jenkinsci.plugins.workflow.cps.CpsThreadGroup.run(CpsThreadGroup.java:331)
    at org.jenkinsci.plugins.workflow.cps.CpsThreadGroup.access$200(CpsThreadGroup.java:82)
    at org.jenkinsci.plugins.workflow.cps.CpsThreadGroup$2.call(CpsThreadGroup.java:243)
    at org.jenkinsci.plugins.workflow.cps.CpsThreadGroup$2.call(CpsThreadGroup.java:231)
    at org.jenkinsci.plugins.workflow.cps.CpsVmExecutorService$2.call(CpsVmExecutorService.java:64)
    at java.util.concurrent.FutureTask.run(FutureTask.java:266)
    at hudson.remoting.SingleLaneExecutorService$1.run(SingleLaneExecutorService.java:112)
    at jenkins.util.ContextResettingExecutorService$1.run(ContextResettingExecutorService.java:28)
    at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
    at java.util.concurrent.FutureTask.run(FutureTask.java:266)
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
    at java.lang.Thread.run(Thread.java:748)
Finished: FAILURE

Answer 1

TLDR；解决方案：将任何凭据文件和dirs移回原始位置，或者更改jenkins用户主页目录[usermod-d/new/dir jenkins]（这就是我所做的）。确保首先将文件移到一边，因为usermod命令不能在现有目录上运行。

经过一番摆弄，我发现了问题所在。也许这对其他人有帮助。

jenkins用户的主目录仍然设置在/var/lib/jenkins。这是存储dockerhub凭据的目录。在作业过程中，Jenkins试图访问旧位置上的凭据，因为默认情况下，它位于Jenkins用户主目录中。