Dockerfile for MongoDB instance

Dockerfile

# Dockerizing MongoDB: Dockerfile for building MongoDB images
# Based on ubuntu:latest, installs MongoDB following the instructions from:
# http://docs.mongodb.org/manual/tutorial/install-mongodb-on-ubuntu/

# Build image:
# docker build --tag dock/db .

# Run container:
# docker run -p HOST_PORT:27017 --name dock_mongo -d dock/db

# Connect to MongoDB instance:
# mongo --port HOST_PORT

# Create new database (if needed):
# use NEW_DB_NAME
# db.users.save({name:"Dummy", surname:"User"})
# show dbs

FROM       ubuntu:latest
MAINTAINER Docker

# Installation:
# Import MongoDB public GPG key AND create a MongoDB list file
RUN apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv 7F0CEB10
RUN echo "deb http://repo.mongodb.org/apt/ubuntu "$(lsb_release -sc)"/mongodb-org/3.0 multiverse" | tee /etc/apt/sources.list.d/mongodb-org-3.0.list
# Update apt-get sources AND install MongoDB
RUN apt-get update && apt-get install -y mongodb-org

# Create the MongoDB data directory
RUN mkdir -p /data/db

# Expose port #27017 from the container to the host
EXPOSE 27017

# Set /usr/bin/mongod as the dockerized entry-point application
ENTRYPOINT ["/usr/bin/mongod"]