Vagrantfile e bootstrap.sh para subir um Ubuntu com MongoDB já configurado para acesso externo em ambiente de desenvolvimento.

bootstrap.sh

#!/bin/bash
 
MONGODB_RELEASE="2.6.7"

# Functions

function installMongoDB() {
  
  # http://docs.mongodb.org/manual/tutorial/install-mongodb-on-ubuntu/ 

  # import the public key used by the package management system
	apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv 7F0CEB10
  # create a list file for MongoDB
  echo 'deb http://downloads-distro.mongodb.org/repo/ubuntu-upstart dist 10gen' | sudo tee /etc/apt/sources.list.d/mongodb.list
  # reload local package database
  apt-get -y update
  # install the MongoDB packages
  apt-get install -y mongodb-org=$MONGODB_RELEASE mongodb-org-server=$MONGODB_RELEASE mongodb-org-shell=$MONGODB_RELEASE mongodb-org-mongos=$MONGODB_RELEASE mongodb-org-tools=$MONGODB_RELEASE
}  

function configuringMongoDB() {
  
  sed -i "s/bind_ip = 127.0.0.1/bind_ip = 0.0.0.0/" /etc/mongod.conf
  sed -i "s/#port/port/" /etc/mongod.conf
  service mongod restart    
}

function configuringFirewall() {  
  
  ufw allow 22
  ufw allow 27017
  ufw --force enable  
}
 
# Bootstrap 
 
if [ ! -e ~/.firsttime ]; then  

  # fix "dpkg-preconfigure: unable to re-open stdin"
  export DEBIAN_FRONTEND=noninteractive
  
  installMongoDB
  configuringFirewall
  configuringMongoDB
  
  touch ~/.firsttime
fi

Vagrantfile

IP = "10.0.33.34"

Vagrant.configure("2") do |config|
  
  config.ssh.shell = "bash -c 'BASH_ENV=/etc/profile exec bash'"
  
  config.vm.box = "precise64"
  config.vm.box_url = "http://files.vagrantup.com/precise64.box"
  config.vm.provision :shell, :path => "bootstrap.sh"
  config.vm.network :private_network, :ip => IP
  
end