FIRST_JOBS.md

First Jobs

We are going to set up our first Jenkins jobs

Echo "Test"

Go to jenkins dashboard, select New Item Type a name my_first_job, hit freestyle and OK
select build Execute a shell
type echo "test"
and press apply and save
Press Build Now
See the result by pressing the build #1
and go to console output

Install github plugin and maven plugin

manage jenkins -> plugin manager
select available plugins
search for GitHub, tick github
filter maven type enter and tick Maven Integration
and hit install, don't select restart Jenkins
hit Dashboard

go to Manage Jenkins -> tools
Scroll down to Maven installations Hit Add Maven
Name: Maven 3.6.3
install automatically from Apache select version 3.6.3
Hit save

Petclinic using Maven

New Item -> Name petclinic-maven, select maven project and ok
select git as a source code management
Replace the git repo with your repo spring-framework-petclinic

  https://github.com/<your_github_project/spring-framework-petclinic.git 

Copy and paste your own repo
Build Root POM: pom.xml file
Goals are: clean install package
Hit save
and press Build now Find the console ouput page Check Jenkins workspace, in target directory this is petclinic.war file

Petclinic CheckStyle

manage jenkins -> plugin manager
select available plugins
search for Violations, tick it
Hit install, don't select restart Jenkins
New Item -> Name petclinic-checkstyle, copy from petclinic-maven
In Build
change Goals to: clean checkstyle:checkstyle install package
In Build Settings
Tick violations
Hit Build now
On a left menu select Violations
Select the link Spring Framework Petclinic
Hit the graph for displaying all issues found by CheckStyles

Summary Details

Petclinic Q/A with Sonar

manage jenkins -> manage plugins tab Available
Search in available plugins the Sonarqube Scanner plugin
and hit install Go to manage Manage jenkins -> System Sonarqube server
Tick enable Environnment variables .... Press the button add sonarQube enter Name: SonarQube
enter ServerURL: http://sonar:9000
Type this URL without leading whitespaces
click on add , select jenkins
you are going to create a new credential for sonar
in the credential screen select kind as a secret text
Open an other browser tab, go to
Type http://<your_ip_address:32520> in your browser
click on login in left-up side of the screen
Login using user: admin password : bitnami
Go to administration, security , users, click on the icon on the right token
Type a name jks and press generate
Back to the Jenkins screen, copy the token in the credential as a secret text in jenkins
Set an ID text as SonarToken for this credential
and a description SonarToken
Hit Add
In the server authentication token select SonarToken Press save

Hit New Item, enter a name petclinc-sonar
copy from petclinic-maven
hit ok
in Build Environment Tick in 'Prepare SonarQube Scanner environment'**
Change Goals as clean package sonar:sonar -Dsonar.host_url=$SONAR_HOST_URL
Press apply and save Hit Build Now

How to check the code quality with Sonar

Type http://<your_ip_address:32520> in your browser
Login using user: admin password : bitnami
See the result by selecting Projects

Deploy your war file to Nexus repository

Configuring Nexus

Open a browser tab :
http://<your-ip_address:32510/
get nexus token access
Go to portainer, open a console on the container jenkins-pic_nexus_1
type echo " " | cat /nexus-data/admin.password -
Copy and the password/token in nexus
Set a news password for the user admin
Tick enable anonymous access
Go to the wheel icon in the top menu , select repositories
Select maven-releases
go to Hosted paragraph
Set Allow redeploy # allow the same version to be redeployed , should not being set on production environment !!! Press Save

Get an artifact

Go to your first petclinic-maven
select configure
and press post build actions
select archive the artifacts, in the text-edit files to archive type **/*.war Press apply and save
Build this job again

Go to manage jenkins -> Plugin Manager
Search in available plugins the Copy artifact and
and Workspace Cleanup plugins
Tick both them and install it, without restarting Jenkins
Go to https://help.sonatype.com/en/download-and-compatibility.html

download https://download.sonatype.com/integrations/jenkins/nexus-jenkins-plugin-3.19.2-01.hpi
Go to manage jenkins -> Plugin Manager
Select Advanced Setting, select browse... select the downloaded hpi file

Hit deploy

Go to manage jenkins -> System
find Sonatype Nexus paragraph , hit add nexus repo ...
Select 3.x Server
Display Name : Nexus
Server ID : Nexus
Server URL: http://nexus:8081
Create a credentials user/password admin/xxxxx ID: nexuslogin Description: nexuslogin
Press Add
select the credentials in Sonatype Nexus configuration
Check with a Test Connection
and then click Apply and Save

Create a job, petclinic_nexus, and choose freestyle project, click ok
Go to Build, select copy artifacts from petclinic-maven
Set artifacts to copy to **/*.war
Tick in Build Environment Delete workspace before build starts
Add another build step , Nexus Repository Manage Publisher
Nexus instances: Nexus
Nexus Repo: maven-release
add Package maven
Group and artifact are coming from your project pom.xml
Here is :
Group: org.springframework.samples
artifact: spring-framework-petclinic
Version: 1.0 Packaging: war
Add artifact Path:
File Path: target/petclinic.war Apply and Save
Build Now

Find the saved artifact in Nexus

And check in Nexus http://<your_ip>:32510/
Login admin and password xxxxx Select in the left Repositories, click on release and browser down to find your war file

Go to the file JETBRAINS.md