Sample simple vagrant+salt setup

minion

file_client: local # notice no master. It'll use the states in the provided salt directory

grains:
  roles:
    - webserver
    - database
  env: dev
  user: vagrant
  group: vagrant

Vagrantfile

Vagrant.configure("2") do |config|
  config.vm.box = 'raring64'
  config.vm.box_url = 'https://dl.dropboxusercontent.com/u/3428571/raring64.box'
  config.vm.hostname = "smu.com"
  config.vm.synced_folder "salt/", "/srv/salt" # Notice this difference
 
 
  config.vm.provision :salt do |s|
    s.minion_config = "salt/minion"
    s.verbose = true
    s.run_highstate = true
  end
end