hostsfile.rb

unless Chef::Config[:solo]

  case node.platform_family
  when "windows"
    file = "#{node['kernel']['os_info']['system_directory']}\\drivers\\etc\\hosts"
  else
    file = "/etc/hosts"
  end

  members = search(:node, "chef_environment:#{node.chef_environment}").to_a

  template file do
    mode "0644"
    owner "root"
    group "root"
    variables(
      :hosts => members
    )
    action :create
  end
end