vagrantでユーザーを作ってパスワードも設定したいとき ref: http://qiita.com/items/141fecf6f5ed2d83ada0

file0.rb

myuser = "uu59"

user myuser do
  username myuser

  # ruby-shadowが必要とか言われてこけるのでいったんnilにする
  #password "$6$salt1234$IjyVJemPr/rDex7jMj7.mfzJVRqJIgjG79ZKkknhLi4/P6OGc7GjWTVBRuqWmvH2hlZyfRXzO46tPAPRrzxne1"
  #password "$1$salt1234$iNjm45hy75S/NffCgJVQX."
  password nil

  shell "/bin/bash"
  home "/home/#{myuser}"
  action :create
end

execute "set #{myuser} passwd to '#{myuser}'" do
  command "echo #{myuser} | sudo passwd --stdin #{myuser}"
end

execute "Sync #{myuser}/.ssh with vagrant/.ssh" do
  command "cp -ar /home/vagrant/.ssh /home/#{myuser} && chown -R #{myuser} /home/#{myuser}/.ssh"

  not_if do
    ::File.directory?("/home/#{myuser}/.ssh")
  end
end