|
# This models the partition tables for a disk layouts
|
|
# It supports both static partition maps and dynamic scripts that create partition tables on-the-fly
|
|
# A host object may contain a reference to one of these ptables or, alternatively, it may contain a
|
|
# modified version of one of these in textual form
|
|
class Ptable < ActiveRecord::Base
|
|
has_many :hosts
|
|
has_and_belongs_to_many :operatingsystems
|
|
before_destroy Ensure_not_used_by.new(:hosts)
|
|
validates_uniqueness_of :name
|
|
validates_uniqueness_of :layout
|
|
validates_presence_of :layout
|
|
validates_format_of :name, :with => /\A(\S+\s?)+\Z/, :message => "can't be blank or contain trailing white spaces."
|
|
|
|
def as_json(options={})
|
|
super({:only => [:name, :id]}.merge(options))
|
|
end
|
|
|
|
end
|
