Jenkins: Delete old jobs

readme.md

What does this do?

This Jenkins pipeline script will delete previously-run jobs.

How to configure

You can filter jobs by name or by containing folder:

Parametrized call

All parameters are string parameters.

Parameter Name	Default Value	Explanation
keep_build_number	1	How many builds do you want to keep?
job_name	''	Filter jobs by name (contains, case sensitive)
folder_name	''	Filter jobs by folder name (contains, case sensitive)

delete_old_jobs.groovy

import jenkins.model.Jenkins
import hudson.model.Job

def getFolderNameFilter() {
    try {
        return env.folder_name    
    } catch (Exception e) {
        // empty string time
    }
    return ''
}

def getJobNameFilter() {
    try {
        return env.job_name    
    } catch (Exception e) {
        // empty string time
    }
    return ''
}

def getMaxBuilds() {
    try {
        return env.keep_build_number.toInteger()
    } catch (Exception e) {
        // 0
    }
    return 0
}

def folderNameFilter = getFolderNameFilter()
def jobNameFilter = getJobNameFilter()



def cleanJobs(job) {
  if (jobNameFilter != '' && !job.getFullName().contains(jobNameFilter)) {
    return
  }
  if (folderNameFilter != '' && !job.getFullName().contains(folderNameFilter)) {
    return
  }
  def recent = job.builds.limit(getMaxBuilds())
  for (build in job.builds) {
    if (!recent.contains(build)) {
      println "Deleting [ " + build + " ] ..."
      build.delete()
    }
  }
}


void processFolder(com.cloudbees.hudson.plugins.folder.Folder folder, def jobs) {
  if (folderNameFilter != '' && !folder.getFullName().contains(folderNameFilter)) {
    return
  }
    folder.getItems().each {
        if (it instanceof com.cloudbees.hudson.plugins.folder.Folder) {
            processFolder(it, folderName)
        } else {
            jobs.add(it)
        }
    }
}


def allItems = hudson.model.Hudson.getInstance().getItems()

def jobs = []
for(int i=0; i<allItems.size(); i++){
    def item = allItems[i]
    println("Checking " .. i.getFullName())
    if (item instanceof com.cloudbees.hudson.plugins.folder.Folder) {
        processFolder(item, jobs)
    } else {
        jobs.add(item)
    }
}

jobs.each {cleanJobs(it)}