The error just tells you that you can't define stages within parallel, as
there's no visualization for it -- it's strictly sequential. So remove the
'stage' statements from build() and it should be fine.
> On 04.08.2016, at 15:39, Roberto Aguilar <roberto.c.agui...@gmail.com> wrote:
>
> Hello,
>
> I have a Jenkins master (x86_64 linux) and a slave (armv7l linux). I have
> labeled them "x86_64" and "arm" respectively. I have a Pipeline build
> triggering on Git push, and I would like the Jenkinsfile in the repo to build
> on both machines. I'm having trouble setting up my Jenkinsfile to do this.
> My attempt errors out with the message:
>
> ```
> ERROR: The ?stage? step must not be used inside a ?parallel? block.
> ```
>
> The goal here is to:
>
> - build two docker images; one for arm and x86_64
> - keep from duplicating the build stages in two `node {}` definitions, hence
> attempting to call the build() in each node
> - run the builds in parallel rather than having to wait for one to complete
> before starting the other
>
> Any pointers on getting this to work.
>
> Thank you.
>
>
> My Jenkinsfile:
>
> ```
> def build() {
> stage 'repository'
> checkout scm
>
>
> stage 'vars'
> def git_tag = sh(returnStdout: true, script: '''git describe --tags ||
> exit 0''')
> def arch = sh(returnStdout: true, script: '''uname -m''')
>
>
> stage 'Docker'
> def docker_base="${env.gitlabSourceNamespace}/${env.gitlabSourceRepoName}"
> def git_branch = env.gitlabTargetBranch.split('/').last()
>
> def docker_tag = "${docker_base}:${git_branch}-${arch}"
>
> docker.withRegistry('https://registry.gitlab.com/',
> 'gitlab-docker-registry') {
> def docker_image = docker.build(docker_tag, '.')
> docker_image.push()
> }
> }
>
> parallel (
> 'arm': {
> node('arm') {
> build()
> }
> },
>
> 'x86_64': {
> node('linux') {
> build()
> }
> }
> )
> ```
>
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