adding vagrant and docker files

Dockerfile

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+FROM rails:onbuild
+MAINTAINER mccabe615
+
+ADD script/start /start
+
+RUN chmod a+x /start
+
+user root
+
+ENV RAILS_ENV development
+
+CMD /start

Vagrantfile

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+VAGRANTFILE_API_VERSION = "2"
+Vagrant.configure(VAGRANTFILE_API_VERSION) do |config|
+  config.vm.define "web" do |web|
+    web.vm.provider "docker" do |d|
+      config.vm.box = "hashicorp/precise64"
+      d.image = "mccabe615/railsgoat"
+      d.name = "web"
+      d.ports = ["3000:3000"]
+      d.vagrant_vagrantfile = "./Vagrantfile.proxy"
+    end
+  end
+
+end

Vagrantfile.proxy

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+VAGRANTFILE_API_VERSION = "2"
+
+Vagrant.configure(VAGRANTFILE_API_VERSION) do |config|
+  config.vm.box = "hashicorp/precise64"
+  config.vm.provision "docker"
+  config.vm.provision "shell", inline:
+   "ps aux | grep 'sshd:' | awk '{print $2}' | xargs kill"
+
+  config.vm.network :forwarded_port, guest: 3000, host: 3000
+end

script/start

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+#!/bin/bash
+set -e
+
+rake db:setup
+rails server