Node Dockerfile

Dockerfile

FROM node:0.12.0

# 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 && mkdir data && npm install --production --unsafe-perm
RUN mkdir -p /app && cp -a /tmp/node_modules /app/ && cp -a /tmp/data /app/

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

EXPOSE 3000

ENV NODE_ENV production

CMD ["npm", "start"]