You can use propagate on a build job as described here:
https://jenkins.io/doc/pipeline/steps/pipeline-build-step/
So you can use something like this to prevent a failing step from failing the complete build:
build(job: 'example-job', propagate: false)
Is there a way to use this for a stage or a step? I know i can surround it with a try/catch and that does works almost as i want. It does ignore the failing the stage and resumes the rest of the build, but it does not display the stage as failed. For now i write all failing stages to a variable and output that on a later stage, but this is not ideal.
If i cant suppress propagation in a stage/step, is there maybe a way to use the build() call to do the same? Maybe if i move it to another pipeline and call that via build()?
Any help appreciated.
A Jenkinsfile can be written using two types of syntax - Declarative and Scripted.
Yes you can only if you want to have external function inside step block.
Scripted vs declarative pipelines in Jenkins – differences One uses a declarative programming model and the second uses an imperative programming mode. Declarative pipelines break down stages into multiple steps, while in scripted pipelines there is no need for this.
agent. The agent directive specifies where the entire Pipeline, or a specific stage, will execute in the Jenkins environment depending on where the agent directive is placed. The directive must be defined at the top-level inside the pipeline block, but stage-level usage is optional.
With catchError
you can prevent a failing step from failing the complete build:
pipeline {
agent any
stages {
stage('1') {
steps {
sh 'exit 0'
}
}
stage('2') {
steps {
catchError(buildResult: 'SUCCESS', stageResult: 'FAILURE') {
sh "exit 1"
}
}
}
stage('3') {
steps {
sh 'exit 0'
}
}
}
}
In the example above, all stages will execute, the pipeline will be successful, but stage 2 will show as failed:
As you might have guessed, you can freely choose the buildResult
and stageResult
, in case you want it to be unstable or anything else. You can even fail the build and continue the execution of the pipeline.
Just make sure your Jenkins is up to date, since this is a fairly new feature.
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