基于 Docker 开发 NodeJS 应用

node_modules/*

{
 "name": "docker-dev",
 "version": "0.1.0",
 "description": "Docker Dev",
 "dependencies": {
  "connect-redis": "~1.4.5",
  "express": "~3.3.3",
  "hiredis": "~0.1.15",
  "redis": "~0.8.4"
 }
}

var express = require('express'),
 app = express(),
 redis = require('redis'),
 RedisStore = require('connect-redis')(express),
 server = require('http').createServer(app);

app.configure(function() {
 app.use(express.cookieParser('keyboard-cat'));
 app.use(express.session({
  store: new RedisStore({
   host: process.env.REDIS_HOST || 'localhost',
   port: process.env.REDIS_PORT || 6379,
   db: process.env.REDIS_DB || 0
  }),
  cookie: {
   expires: false,
   maxAge: 30 * 24 * 60 * 60 * 1000
  }
 }));
});

app.get('/', function(req, res) {
 res.json({
 status: "ok"
 });
});

var port = process.env.HTTP_PORT || 3000;
server.listen(port);
console.log('Listening on port ' + port);

FROM dockerfile/ubuntu

MAINTAINER Abhinav Ajgaonkar <abhinav316@gmail.com>

# Install Redis
RUN   apt-get -y -qq install python redis-server

# Install Node
RUN   cd /opt &&  wget http://nodejs.org/dist/v0.10.28/node-v0.10.28-linux-x64.tar.gz &&  tar -xzf node-v0.10.28-linux-x64.tar.gz &&  mv node-v0.10.28-linux-x64 node &&  cd /usr/local/bin &&  ln -s /opt/node/bin/* . &&  rm -f /opt/node-v0.10.28-linux-x64.tar.gz

# Set the working directory
WORKDIR  /src

CMD ["/bin/bash"]

RUN  cd /opt &&  wget http://nodejs.org/dist/v0.10.28/node-v0.10.28-linux-x64.tar.gz &&  tar -xzf node-v0.10.28-linux-x64.tar.gz &&  mv node-v0.10.28-linux-x64 node &&  cd /usr/local/bin &&  ln -s /opt/node/bin/* . &&  rm -f /opt/node-v0.10.28-linux-x64.tar.gz

WORKDIR /src

CMD ["/bin/bash"]

docker build -t sqldump/docker-dev:0.1 .

docker run -i -t --rm       -p 3000:3000       -v `pwd`:/src       sqldump/docker-dev:0.1

service redis-server start

npm install
npm install -g nodemon

nodemon server.js

app.get('/hello/:name', function(req, res) {
 res.json({
  hello: req.params.name
 });
});