Oh, and I tried running this with the "sshagent" block commented out, and
the exception does not occur (and nothing useful gets done, of course), so
it's definitely coming from that, even though the stacktrace doesn't give
me any hint of where it's happening in the script.
On Monday, December 12, 2016 at 4:08:02 PM UTC-8, David Karr wrote:
>
> In a Jenkinsfile, I'm trying to scp a zip file to a remote host, and ssh
> some commands to unpack it when it gets there.
>
> I managed to add a "SSH username with private key" credential, and I can
> see it in the "Credentials" list. I'm referencing that uuid in my
> "sshagent" block.
>
> When I run the job, I see the following:
>
> JP_MechIdPrivateKey[-private-key] class[java.lang.String]
>
> [ssh-agent] Using credentials
> [ssh-agent] Looking for ssh-agent implementation...
> [ssh-agent] Java/JNR ssh-agent
> [ssh-agent] Skipped registering BouncyCastle, not running on a remote
> agent
> [ssh-agent] Started.
> [Pipeline] {
>
> [Pipeline] sh
> [ssh-agent] Stopped.
> [usl-parent] Running shell script
> [Pipeline] }
> [Pipeline] // sshagent
> [Pipeline] }
> [Pipeline] // dir
> [Pipeline] sh
> ...
> java.io.NotSerializableException: sun.nio.fs.UnixPath
> at org.jboss.marshalling.river.RiverMarshaller.doWriteObject(
> RiverMarshaller.java:860)
> at org.jboss.marshalling.river.BlockMarshaller.doWriteObject(
> BlockMarshaller.java:65)
> ...
> Caused by: an exception which occurred:
> in field locals
> in field caller
> in field e
> in field program
> in field thread
> in field body
> in field step
> in field thread
> in field this$0
> in field returnAddress
> in field parent
> in field caller
> in field parent
> in field parent
> in field parent
> in field parent
> in field capture
> in field def
> in field closures
> in object org.jenkinsci.plugins.workflow.cps.CpsThreadGroup@d12af23
> Finished: FAILURE
>
> The code in question looks like this:
> println "JP_MechIdPrivateKey[${JP_MechIdPrivateKey}]
> class[${JP_MechIdPrivateKey.class.name}]"
> sshagent (credentials: [JP_MechIdPrivateKey]) {
> sh "scp ${javadocJarPath}
> ${JP_JavadocJarHost}:/tmp"
> sh "ssh ${JP_JavadocJarHost} \"cd
> ${JP_JavadocRootRemotePath}; rm -rf ${versionNumber}; mkdir
> ${versionNumber}\""
> sh "ssh ${JP_JavadocJarHost} \"cd
> ${JP_JavadocRootRemotePath}; jar xvf /tmp/${baseFileName}\""
> }
>
> I believe I've heard that in order to avoid serialization issues, I have
> to put things in @NonCPS methods, but I don't understand what parts of this
> would need to go into a @NonCPS method, and what CANNOT go into a @NonCPS
> method.
>
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