# Define Disks for this OS <% if @obj.nil? -%> os.<%= @name -%> do |disk| <% else -%> os.<%= @name -%> do |disk| <% end -%>

# The Name of the disk. This is mandatory, even though it is
# only useful for some Operating Systems.
<% if @obj.nil? || @obj.name.nil? -%>
#disk.name = 'sda'
<% else -%>
disk.name   = '<%= @obj.name -%>'
<% end  -%>

# The Size of the disk. It can be specified in the form 
# 'GiB', 'GB', 'MB', 'MiB', 'TB', 'TiB'
<% if @obj.nil? || @obj.size.nil? -%>
#disk.size = '20GiB'
<% else -%>
disk.size  = '<%= @obj.size -%>'
<% end  -%>

<% if @obj.nil? -%> end <% else -%> end <% end -%>