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40c0cd7122
In many places we were checking for identity which was the shorthand for checking if the resource had been saved by the service. The #persisted? method was added to show a clearer intent and also offer minimal ActiveModel interface
62 lines
1.8 KiB
Ruby
62 lines
1.8 KiB
Ruby
require 'fog/core/model'
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module Fog
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module Compute
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class Linode
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class Disk < Fog::Model
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identity :id
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attribute :name
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attribute :type
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def save
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requires :server
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raise Fog::Errors::Error.new('Resaving an existing object may create a duplicate') if persisted?
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@type, @image, @stack_script, @name, @password, @size =
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attributes.values_at :type, :image, :stack_script, :name, :password, :size
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create_disk
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end
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def destroy
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requires :identity, :server
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connection.linode_disk_delete server.id, id
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end
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def server
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@server
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end
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private
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def server=(server)
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@server = server
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end
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def create_disk
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case
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when @image && @stack_script then create_disk_from_stack_script
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when @image then create_disk_from_image
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when @type then create_disk_type
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else raise 'disk cannot be created'
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end
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end
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def create_disk_type
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self.id = connection.linode_disk_create(server.id, "#{@name}_#{@type}", @type, @size).body['DATA']['DiskID']
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reload
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end
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def create_disk_from_image
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disk = connection.linode_disk_createfromdistribution server.id, @image.id, "#{@name}_main", @size, @password
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self.id = disk.body['DATA']['DiskID']
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reload
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end
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def create_disk_from_stack_script
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disk = connection.linode_disk_createfromstackscript(server.id, @stack_script.id, @image.id,
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"#{@name}_main", @size, @password, @stack_script.options)
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self.id = disk.body['DATA']['DiskID']
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reload
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end
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end
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end
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end
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end
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