testProject

Dockerfile

FROM ubuntu
MAINTAINER David Weinstein <[email protected]>

# install our dependencies and nodejs
RUN echo "deb http://archive.ubuntu.com/ubuntu precise main universe" > /etc/apt/sources.list
RUN apt-get update
RUN apt-get -y install python-software-properties git build-essential
RUN add-apt-repository -y ppa:chris-lea/node.js
RUN apt-get update
RUN apt-get -y install nodejs

# use changes to package.json to force Docker not to use the cache
# when we change our application's nodejs dependencies:
ADD package.json /tmp/package.json
RUN cd /tmp && npm install
RUN mkdir -p /opt/app && cp -a /tmp/node_modules /opt/app/

# From here we load our application's code in, therefore the previous docker
# "layer" thats been cached will be used if possible
WORKDIR /opt/app
ADD . /opt/app

EXPOSE 3000

CMD ["node", "server.js"]

package.json

{
  "name": "testProject",
  "description": "this project is awesome",
  "version": "0.0.1",
  "private": true,
  "scripts": {
    "start": "node server.js"
  },
  "dependencies": {
    "async": "*"
  }
}

server.js

// this is our simulated application code
//
var async=require('async');

// uncomment the following line after building the project
// docker will use the cache for the modules...
// console.log('hello');