docker osx

Dockerfile

# DOCKER-VERSION 0.3.4
FROM  ubuntu:latest

RUN  apt-get -y update && apt-get -y upgrade
RUN  apt-get -y install python-software-properties python g++ make software-properties-common
RUN  add-apt-repository ppa:chris-lea/node.js && apt-get update
RUN  apt-get -y install git nodejs

# Bundle app source
ADD ./src /src

# Install app dependencies
RUN cd /src; npm install

EXPOSE  8080
CMD ["node", "/src/index.js"]

gistfile1.txt

{
  "name": "docker-node",
  "private": true,
  "version": "0.0.1",
  "description": "Node.js app using docker",
  "author": "jwelshiv",
  "dependencies": {
    "express": "3.2.4"
  }
}

setup

### Download latest VirtualBox
### https://www.virtualbox.org/wiki/Downloads

 brew update
 brew install docker boot2docker

### Port forwarding

 for i in {49000..49900}; do
  VBoxManage modifyvm "boot2docker-vm" --natpf1 "tcp-port$i,tcp,,$i,,$i";
  VBoxManage modifyvm "boot2docker-vm" --natpf1 "udp-port$i,udp,,$i,,$i";
 done

 boot2docker init
 boot2docker up


### Quick check
 
 docker pull busybox
 docker run busybox /bin/echo hello world


### Node example
### In new directory with --
### Dockerfile
### src/
### src/index.js

 docker build -t <username>/docker-node .
 docker run -p 49160:8080 -d <username>/docker-node 
 curl -i localhost:49160
 

### See logs
### (for latest running container)
 
 docker logs $(docker ps -l -q)


### See all running containers
 
 docker ps
 
 
### See all images
 
 docker images
 

### Push to public repo
### https://index.docker.io
 
 docker push <username>/docker-node

 

src - index.js

var express = require('express');

// Constants
var PORT = 8080;

// App
var app = express();
app.get('/', function (req, res) {
  res.send('Hello World\n');
});

app.listen(PORT);
console.log('Running on http://localhost:' + PORT);