Module: Rollbar::Util::IPObfuscator

Defined in:
lib/rollbar/util/ip_obfuscator.rb

Class Method Summary collapse

Class Method Details

.obfuscate_ip(ip_string) ⇒ Object 



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# File 'lib/rollbar/util/ip_obfuscator.rb', line 7

def self.obfuscate_ip(ip_string)
  return ip_string unless Rollbar.configuration.user_ip_obfuscator_secret

  secret = Rollbar.configuration.user_ip_obfuscator_secret
  ip_int32 = IPAddr.new(ip_string, Socket::AF_INET).to_i
  secret_int32 = Digest::MD5.hexdigest(secret)[0..7].to_i(16)
  obfuscated_ip_int32 = ip_int32 ^ secret_int32 % (2 << 31)

  IPAddr.new(obfuscated_ip_int32, Socket::AF_INET).to_s
rescue
  nil
end