How to generate Jenkins job Configuration automatically

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Learn step by step guide on how to generate Jenkins job Configuration automatically. This tutorial is published by well known DevOps trainer - Rajesh Kumar.

Job DSL Plugin

The job-dsl-plugin allows the programmatic creation of projects using a DSL. Pushing job creation into a script allows you to automate and standardize your Jenkins installation, unlike anything possible before.

More - 

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

https://github.com/jenkinsci/job-dsl-plugin/wiki/Tutorial---Using-the-Jenkins-Job-DSL

Multi-Branch Project Plugin Read more click here

Reference:- This article was originally posted on scmGalaxy.com

How to configure Sonatype Nexus repository with Maven?

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Automatic dependencies is one of the powerful feature of Apache maven and its one of the reason Maven is very popular in developer community. Maven resolve the dependent library from local repository which is again connected with central repository or remote repository. thus we can say that Maven has 3 kinds of repository concept.

1. Local repostory e.g $USER_HOME/.m2

2. Central repostory e.g http://repo.maven.apache.org/maven2/

3. Private repostory e.g Sonatype Nexus, Artifactory, Archiva etc.

The diagram shown below represent how maven resolve the dependendency. Read more click here

Reference:- This article was originally posted on scmGalaxy.com

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How To Automatically Update Running Docker Containers

Docker Containers

Watchtower is a free, open source application that allows you to monitor the running Docker containers and updates them automatically if it finds any changes in their base images. When watchtower finds that a running container needs to be updated, it will gracefully stop the running container by sending it a SIGTERM signal. It will then download the new image, and finally restart the Container with the same options that were used when it was deployed initially. Everything will be done automatically on the background, so the user intervention is not required. In this guide, we will see how to automatically update running Docker containers using Watchtower in Unix-like operating systems.

Read more click here

Reference:- This article was originally posted on BestDevOps.com