templates/host-augeas-update.erb (10 lines of code) (raw):
set *[host = '<%= @config_name %>']/dhcp <%= @hosts_file_dhcp %>
set *[host = '<%= @config_name %>']/user <%= @hosts_file_user %>
<% hosts_file_more_users = @hosts_file_more_users.split(',') -%>
<% if ! hosts_file_more_users.empty? -%>
<% hosts_file_more_users.each_with_index do |user, i| -%>
set *[host = '<%= @config_name %>']/moreusers[<%= i + 1 %>] <%= user %>
<% end -%>
<% else -%>
rm *[host = '<%= @config_name %>']/moreusers
<% end -%>