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How to Install Jenkins using Debian Package on Linux Mint 20

To Install Jenkins on Linux Mint 20

Introduction:

Jenkins is a free and open-source automation server that helps to automate the parts of software development related to building, testing, and deploying, facilitating continuous integration and continuous delivery. It is a server-based system that runs in servlet containers such as Apache Tomcat.

Procedure:

Check the version of the Linux Mint OS

root@linuxhelp:~# lsb_release -a
No LSB modules are available.
Distributor ID:	Linuxmint
Description:	Linux Mint 20
Release:	20
Codename:	ulyana

Then have to download the Jenkins Software form the Website. Once the download is completed. Open the terminal from the software download location

root@linuxhelp:~# cd /home/user/Downloads/
root@linuxhelp:/home/user/Downloads# ls -la
total 72648
drwxr-xr-x  2 user user     4096 Apr  2 08:56 .
drwxr-xr-x 16 user user     4096 Apr  2 08:13 ..
-rw-rw-r--  1 user user 74381674 Apr  2 08:55 jenkins.war

Then I will install the Jenkins using the following command

root@linuxhelp:/home/user/Downloads# java -jar jenkins.war
Running from: /home/user/Downloads/jenkins.war
webroot: $user.home/.jenkins
2021-04-03 05:12:27.452+0000 [id=1]	INFO	org.eclipse.jetty.util.log.Log#initialized: Logging initialized @2146ms to org.eclipse.jetty.util.log.JavaUtilLog
2021-04-03 05:12:27.971+0000 [id=1]	INFO	winstone.Logger#logInternal: Beginning extraction from war file
2021-04-03 05:12:33.100+0000 [id=1]	WARNING	o.e.j.s.handler.ContextHandler#setContextPath: Empty contextPath
2021-04-03 05:12:33.707+0000 [id=1]	INFO	org.eclipse.jetty.server.Server#doStart: jetty-9.4.39.v20210325; built: 2021-03-25T14:42:11.471Z; git: 9fc7ca5a922f2a37b84ec9dbc26a5168cee7e667; jvm 11.0.10+9-Ubuntu-0ubuntu1.20.04
2021-04-03 05:12:35.817+0000 [id=1]	INFO	o.e.j.w.StandardDescriptorProcessor#visitServlet: NO JSP Support for /, did not find org.eclipse.jetty.jsp.JettyJspServlet
.
.
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2021-04-03 05:12:57.750+0000 [id=42]	INFO	hudson.util.Retrier#start: Attempt #1 to do the action check updates server
2021-04-03 05:12:57.863+0000 [id=28]	INFO	jenkins.install.SetupWizard#init: 

*************************************************************
*************************************************************
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Jenkins initial setup is required. An admin user has been created and a password generated.

Please use the following password to proceed to installation:

f0bd112a3d6b4ade9609a2d01b7ea857

This may also be found at: /root/.jenkins/secrets/initialAdminPassword

*************************************************************
*************************************************************
*************************************************************

2021-04-03 05:13:59.976+0000 [id=29]	INFO	jenkins.InitReactorRunner$1#onAttained: Completed initialization
2021-04-03 05:14:00.051+0000 [id=22]	INFO	hudson.WebAppMain$3#run: Jenkins is fully up and running
2021-04-03 05:14:01.132+0000 [id=42]	INFO	h.m.DownloadService$Downloadable#load: Obtained the updated data file for hudson.tasks.Maven.MavenInstaller
2021-04-03 05:14:01.134+0000 [id=42]	INFO	hudson.util.Retrier#start: Performed the action check updates server successfully at the attempt #1
2021-04-03 05:14:01.149+0000 [id=42]	INFO	hudson.model.AsyncPeriodicWork#lambda$doRun$0: Finished Download metadata. 63,470 ms

On the installation Process you will get the admin password and you will get the successfully running message

After that you will search the on browser using following URL localhost:8080 Then you need to unlock your Jenkins using the Admin Password: This is the welcome page of Jenkins. Here you need select your plugins to install with the Jenkins. Then the packages will be install After the plugins is installed then you need configure your admin user. Here I skip this step Here you can customize your Jenkins URL Then the Jenkins is ready to use. Click start using Jenkins This the dashboard of Jenkins I will tell you some important components about Jenkins. The new Item is used to you can create a job or project Once you click New Item Then you need to enter the item name that means job name then you need select your project type finally click ok Now the job is created. Here you can configure the job features. In General section you can add the description of the job. You can configure the source code on this source code management section You can trigger your job for when it has to run on this section Here you can configure your job to the environment basis using this section This the actual build part. In this section you can configure your job How it should be run and how it should not be run on here

In this post build actions section you can define the actions. Like if the job executes successfully it will send mail to the client or if the job is got fails the mail will send to the required developers using option finally click save Then go to dashboard. Here you can the job have been created In this people section you can create multiple users then you can configure the privileges to them individually Here you can configure the plugins for the Jenkins jobs. Then build history is used to show the history of the jobs With this method to Install Jenkins on Linux Mint 20 is comes to an end.

Tag : Jenkins debian Linux Mint
FAQ
Q
Which CI Tools are used in Jenkin?
A
Jenkins supported the following CI tools:
Jenkins
GitLab CI
Travis CI
CircleCI
Codeship
Go CD
TeamCity
Bamboo
Q
What is Jenkinsfile?
A
The text file where all the definitions of pipelines are defined is called Jenkinsfile. It is being checked in the source control repository.
Q
Mention some of the important plugins in Jenkins?
A
Gits
Maven 2 Project
HTML Publisher
Copy Artcraft
Join
Green Balls
Amazon EC2
Q
Where do I get the Jenkins software?
A
To get the Jenkins software from the following site # https://www.jenkins.io/download/
Q
What is the command to start Jenkins service?
A
The command is # java -jar filename.war