Jenkins Best Practices

cheppers.com

By Gergely Brautigam @ Cheppers

Links

• Github: https://github.com/Skarlso/jenkinsbestpractices

• Docker Hub: https://hub.docker.com/r/skarlso/jenkinsbestpractices/

Basics — UIhttps://wiki.jenkins-ci.org/display/JENKINS/Simple+Theme+Plugin

Before SimpleTheme Plugin

After SimpleTheme Plugin

Basics - Config Histroy

https://wiki.jenkins-ci.org/display/JENKINS/JobConfigHistory+Plugin

Diff YourConfiguration

Basics - Rebuildhttps://wiki.jenkins-ci.org/display/JENKINS/Rebuild+Plugin

Rebuild yourPrevious Job

Basics - Mask Password

https://wiki.jenkins-ci.org/display/JENKINS/Mask+Passwords+Plugin

No More Leaksin the Logs

Advanced - Foldershttps://wiki.jenkins-ci.org/display/JENKINS/CloudBees+Folders+Plugin

Folders forBranching

Usages for Folders

Orignizing

Clean Workspaceand Environment

‘All View’ is not cluttered

Branches — Combined with…

Advanced - DSLhttps://wiki.jenkins-ci.org/display/JENKINS/Job+DSL+Plugin

Never UseConfigurationScreen Again

Single SeedJob To RuleThem All

BranchingWithDSL + Folders

Groovy Config

Jobs Groovy File lives next to the source code. Or could be in its own repository.

Advanced - Artifactshttps://wiki.jenkins-ci.org/display/JENKINS/Nexus+Artifact+Uploader

https://wiki.jenkins-ci.org/display/JENKINS/ArtifactDeployer+Plugin

Sharing BetweenJenkins Instances

Multiple Jenkins Instances

For jobs that interact with each other based on artifacts they generate, use a common artifact repository for storing, and sharing said artifacts with fingerprints.

Nexus

Artifactory

Nexus

Artifactory

Advanced - MultiJobhttps://wiki.jenkins-ci.org/display/JENKINS/Multijob+Plugin

Parallel TestRuns With MultiJob

Expert - Pretested Integration

https://wiki.jenkins-ci.org/display/JENKINS/Pretested+Integration+Plugin

Branch Setup

Pretest Setup

Push Local BranchTo ‘Ready’ Branch

git push origin BFG-321:ready/BFG-321

Expert - Pipelines + Jenkins 2.0

• Everything you saw here — integrated

• Pipeline — Previously known as workflow

Pipeline File

Pipeline View

Pipeline MultiBranch Fetch Configuration

Pipelines - MultiBranch - Run builds

Only builds branches which have ‘Jenkinsfile’ at root

Bonus Round

• Packer / Vagrant / Docker provisioning of build slaves and test environments

• Configuration management for credentials

• Load Balancing Jenkins slaves

THANK YOUQUESTIONS?