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Modernize Jenkinsfile

org.openrewrite.jenkins.ModernizeJenkinsfile

Updates Jenkinsfile to build with recommended Java versions, platforms, and settings.

Recipe source​

GitHub, Issue Tracker, Maven Central

This recipe is available under the Moderne Source Available License.

Definition​

  • Create text file
    • fileContents: /* See the documentation for more options: https://github.com/jenkins-infra/pipeline-library/ */ buildPlugin( forkCount: '1C', // run this number of tests in parallel for faster feedback. If the number terminates with a 'C', the value will be multiplied by the number of available CPU cores useContainerAgent: true, // Set to falseif you need to use Docker for containerized tests configurations: [ [platform: 'linux', jdk: 21], [platform: 'windows', jdk: 17], ])
    • relativeFileName: Jenkinsfile
    • overwriteExisting: true

Examples​

Example 1​
Unchanged​
pom.xml
<project>
    <parent>
        <groupId>org.jenkins-ci.plugins</groupId>
        <artifactId>plugin</artifactId>
        <version>4.86</version>
        <relativePath/>
    </parent>
    <artifactId>example-plugin</artifactId>
    <version>0.8-SNAPSHOT</version>
    <properties>
        <jenkins.version>2.303.1</jenkins.version>
    </properties>
    <repositories>
        <repository>
            <id>repo.jenkins-ci.org</id>
            <url>http://repo.jenkins-ci.org/public/</url>
        </repository>
    </repositories>
</project>
Before​
buildPlugin()
After​
/*
 See the documentation for more options:
 https://github.com/jenkins-infra/pipeline-library/
*/
buildPlugin(
  forkCount: '1C', // run this number of tests in parallel for faster feedback.  If the number terminates with a 'C', the value will be multiplied by the number of available CPU cores
  useContainerAgent: true, // Set to `false` if you need to use Docker for containerized tests
  configurations: [
    [platform: 'linux', jdk: 21],
    [platform: 'windows', jdk: 17],
])
Example 2​
Unchanged​
pom.xml
<project>
    <parent>
        <groupId>org.jenkins-ci.plugins</groupId>
        <artifactId>plugin</artifactId>
        <version>4.86</version>
        <relativePath/>
    </parent>
    <artifactId>example-plugin</artifactId>
    <version>0.8-SNAPSHOT</version>
    <properties>
        <jenkins.version>2.303.1</jenkins.version>
    </properties>
    <repositories>
        <repository>
            <id>repo.jenkins-ci.org</id>
            <url>http://repo.jenkins-ci.org/public/</url>
        </repository>
    </repositories>
</project>
Before​
buildPlugin()
After​
/*
 See the documentation for more options:
 https://github.com/jenkins-infra/pipeline-library/
*/
buildPlugin(
  forkCount: '1C', // run this number of tests in parallel for faster feedback.  If the number terminates with a 'C', the value will be multiplied by the number of available CPU cores
  useContainerAgent: true, // Set to `false` if you need to use Docker for containerized tests
  configurations: [
    [platform: 'linux', jdk: 21],
    [platform: 'windows', jdk: 17],
])

Usage​

This recipe has no required configuration options. It can be activated by adding a dependency on org.openrewrite.recipe:rewrite-jenkins in your build file or by running a shell command (in which case no build changes are needed):

  1. Add the following to your build.gradle file:
build.gradle
plugins {
    id("org.openrewrite.rewrite") version("7.5.0")
}

rewrite {
    activeRecipe("org.openrewrite.jenkins.ModernizeJenkinsfile")
    setExportDatatables(true)
}

repositories {
    mavenCentral()
}

dependencies {
    rewrite("org.openrewrite.recipe:rewrite-jenkins:0.24.0")
}
  1. Run gradle rewriteRun to run the recipe.

See how this recipe works across multiple open-source repositories​

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Data Tables​

Source files that had results​

org.openrewrite.table.SourcesFileResults

Source files that were modified by the recipe run.

Column NameDescription
Source path before the runThe source path of the file before the run. null when a source file was created during the run.
Source path after the runA recipe may modify the source path. This is the path after the run. null when a source file was deleted during the run.
Parent of the recipe that made changesIn a hierarchical recipe, the parent of the recipe that made a change. Empty if this is the root of a hierarchy or if the recipe is not hierarchical at all.
Recipe that made changesThe specific recipe that made a change.
Estimated time savingAn estimated effort that a developer to fix manually instead of using this recipe, in unit of seconds.
CycleThe recipe cycle in which the change was made.