Hello Node

ORIGINAL README

This is a very basic Hello World application written with Node.

It includes a `Dockerfile` for building a Docker image with the application, and a `Jenkinsfile` that defines a build pipeline for it.

https://getintodevops.com

Changes by /u/pythoninthegrass

• System-wide DNS in containers /etc/default/docker: DOCKER_OPTS="--dns 1.1.1.1 --dns 1.0.0.1"
• Jenkins initialize stage to install docker via Jenkinsfile + Jenkins Global Tool Configuration

stage('Initialize'){
        def dockerHome = tool 'my_docker'
        env.PATH = "${dockerHome}/bin:${env.PATH}"
    }

• From same SO thread, bound host Docker with run/compose variables

-v /var/run/docker.sock:/var/run/docker.sock
-v /usr/bin/docker:/usr/bin/docker

• Tailored jenkins-docker-compose.yml files for master and slave Jenkins containers
• JNLP slave configuration at Medium
• Followed first and second guide from Get Into DevOps after setting up infra