Jenkins DSL script that will add backup and restore jobs for Jenkins. Backups all configs and jobs to Google Cloud Storage. <<BUCKET_NAME>> needs to be replaced with actual bucket name.

jenkins_backup_dsl.groovy

job('jenkins-backup') {
  logRotator(30, -1, 30, -1)
  label('master')
  steps {
      shell("""
#!/bin/bash

cd \$JENKINS_HOME
NOW_DATE=\$(date +%Y-%m-%d)

gsutil -q -m rsync -C -r userContent gs://<<BUCKET_NAME>>/\$NOW_DATE/userContent || true
gsutil -q -m rsync -C -r -x "(?!^.*\\.jpi\$)" plugins gs://<<BUCKET_NAME>>/\$NOW_DATE/plugins || true
gsutil -q rsync -C -x "(?!^secret\\.key\$)" . gs://<<BUCKET_NAME>>/\$NOW_DATE || true
gsutil -q rsync -C -r secrets gs://<<BUCKET_NAME>>/\$NOW_DATE/secrets || true
gsutil -q -m rsync -C -r users gs://<<BUCKET_NAME>>/\$NOW_DATE/users || true
gsutil -q -m rsync -C -x "(?!^.*\\.xml\$)" . gs://<<BUCKET_NAME>>/\$NOW_DATE || true
gsutil -q -m rsync -C -r -x ".*htmlreports.*|.*archive.*" jobs gs://<<BUCKET_NAME>>/\$NOW_DATE/jobs || true
      """)
  }
  properties {
    disableConcurrentBuilds {
     abortPrevious(true)
    }
  }
  triggers {
    cron('@daily')
  }
}

job('jenkins-restore') {
  logRotator(30, -1, 30, -1)
  label('master')
  description('This job is used to restore last backup of jenkins master')
  steps {
      shell("""
#!/bin/bash

cd \$JENKINS_HOME
LATEST_BACKUP_FOLDER_NAME=\$(gsutil ls gs://<<BUCKET_NAME>>/ | grep -e "/\$" | sort | tail -n 1 | grep -o -E '[0-9]+-[0-9]+-[0-9]+')
gsutil -m cp -r gs://<<BUCKET_NAME>>/\$LATEST_BACKUP_FOLDER_NAME .
      """)
  }
  properties {
    disableConcurrentBuilds {
     abortPrevious(true)
    }
  }
}