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# This is the base class of all prefetched network device provider
class Puppet::Provider::NetworkDevice < Puppet::Provider
def self.device(url)
raise "This provider doesn't implement the necessary device method"
end
def self.lookup(device, name)
raise "This provider doesn't implement the necessary lookup method"
end
def self.prefetch(resources)
resources.each do |name, resource|
device = Puppet::Util::NetworkDevice.current || device(resource[:device_url])
if result = lookup(device, name)
result[:ensure] = :present
resource.provider = new(device, result)
else
resource.provider = new(device, :ensure => :absent)
end
end
end
def exists?
@property_hash[:ensure] != :absent
end
attr_accessor :device
def initialize(device, *args)
super(*args)
@device = device
# Make a duplicate, so that we have a copy for comparison
# at the end.
@properties = @property_hash.dup
end
def create
@property_hash[:ensure] = :present
self.class.resource_type.validproperties.each do |property|
if val = resource.should(property)
@property_hash[property] = val
end
end
end
def destroy
@property_hash[:ensure] = :absent
end
def flush
@property_hash.clear
end
def self.instances
end
def former_properties
@properties.dup
end
def properties
@property_hash.dup
end
end
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