37 lines
1.2 KiB
Ruby
37 lines
1.2 KiB
Ruby
module VagrantPlugins
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module GuestLinux
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module Cap
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class NetworkInterfaces
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@@logger = Log4r::Logger.new("vagrant::guest::linux::network_interfaces")
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# Get network interfaces as a list. The result will be something like:
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#
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# eth0\nenp0s8\nenp0s9
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#
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# @return [Array<String>]
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def self.network_interfaces(machine, path = "/sbin/ip")
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s = ""
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machine.communicate.sudo("#{path} -o -0 addr | grep -v LOOPBACK | awk '{print $2}' | sed 's/://'") do |type, data|
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s << data if type == :stdout
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end
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ifaces = s.split("\n")
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@@logger.debug("Unsorted list: #{ifaces.inspect}")
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# Break out integers from strings and sort the arrays to provide
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# a natural sort for the interface names
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ifaces = ifaces.map do |iface|
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iface.scan(/(.+?)(\d+)/).flatten.map do |iface_part|
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if iface_part.to_i.to_s == iface_part
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iface_part.to_i
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else
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iface_part
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end
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end
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end.sort.map(&:join)
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@@logger.debug("Sorted list: #{ifaces.inspect}")
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ifaces
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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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