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class NameSynchronizer
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def initialize(object)
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if object.is_a?(Host::Base)
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@host = object
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@interface = @host.primary_interface
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elsif object.is_a?(Nic::Base)
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@interface = object
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@host = @interface.host
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else
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raise ArgumentError, 'unsupported object, not kind of Host::Base or Nic::Base'
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end
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end
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# we always write interface name to host (one-way sync only)
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# we have to use write_attribute, since host#name= is delegated to primary interface
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# which triggers the sync
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def sync_name
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@host.send :write_attribute, :name, @interface.name
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end
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|
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def sync_required?
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@interface.primary? && @host.present? && (@host.name != @interface.name)
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end
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|
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end
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