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39 lines
1 KiB
Ruby
39 lines
1 KiB
Ruby
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require 'net/http'
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require 'uri'
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module Fog
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class CurrentMachine
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@@lock = Mutex.new
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AMAZON_AWS_CHECK_IP = 'http://checkip.amazonaws.com'
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def self.ip_address= ip_address
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@@lock.synchronize do
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@@ip_address = ip_address
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end
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end
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# Get the ip address of the machine from which this command is run. It is
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# recommended that you surround calls to this function with a timeout block
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# to ensure optimum performance in the case where the amazonaws checkip
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# service is unavailable.
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#
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# @example Get the current ip address
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# begin
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# Timeout::timeout(5) do
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# puts "Your ip address is #{Fog::CurrentMachine.ip_address}"
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# end
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# rescue Timeout::Error
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# puts "Service timeout"
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# end
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#
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# @raise [Net::HTTPExceptions] if the net/http request fails.
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def self.ip_address
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@@lock.synchronize do
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@@ip_address ||= Net::HTTP \
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.get_response(URI.parse(AMAZON_AWS_CHECK_IP)) \
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.body.chomp
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end
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end
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end
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end
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