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module Net
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module DNS
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class PTRRecord < DNS::Record
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def initialize opts = { }
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super opts
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@type = "PTR"
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end
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def to_s
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"#{ip}/#{hostname}"
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end
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def destroy
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super
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proxy.delete(to_arpa)
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end
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def create
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super
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proxy.set attrs
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rescue RestClient::Conflict
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raise generate_conflict_error
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end
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# Returns an array of record objects which are conflicting with our own
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def conflicts
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@conflicts ||= [dns_lookup(ip)].delete_if{|c| c == self}.compact
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end
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# Verifies that a record already exists on the dns server
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def valid?
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logger.debug "Fetching DNS reservation for #{to_s}"
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self == dns_lookup(ip)
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end
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def a
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dns_lookup(hostname)
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end
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def attrs
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{ :fqdn => hostname, :value => to_arpa, :type => type }
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end
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private
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# Returns: String containing the ip in the in-addr.arpa zone
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def to_arpa
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ip.split(/\./).reverse.join(".") + ".in-addr.arpa"
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end
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end
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end
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end
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