25 lines
607 B
Ruby
25 lines
607 B
Ruby
require "ipaddr"
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module Vagrant
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module Util
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module NetworkIP
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DEFAULT_MASK = "255.255.255.0".freeze
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LOGGER = Log4r::Logger.new("vagrant::util::NetworkIP")
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# Returns the network address of the given IP and subnet.
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#
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# @return [String]
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def network_address(ip, subnet)
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begin
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IPAddr.new(ip).mask(subnet).to_s
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rescue IPAddr::InvalidPrefixError
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LOGGER.warn("Provided mask '#{subnet}' is invalid. Falling back to using mask '#{DEFAULT_MASK}'")
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IPAddr.new(ip).mask(DEFAULT_MASK).to_s
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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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