demarches-normaliennes/app/services/ip_service.rb
2019-08-20 13:29:29 +02:00

30 lines
537 B
Ruby

class IPService
class << self
def ip_trusted?(ip)
ip_address = parse_address(ip)
trusted_networks.any? { |network| network.include?(ip_address) }
end
private
def trusted_networks
if ENV['TRUSTED_NETWORKS'].present?
ENV['TRUSTED_NETWORKS']
.split
.map { |string| parse_address(string) }
.compact
else
[]
end
end
def parse_address(address)
begin
IPAddr.new(address)
rescue
nil
end
end
end
end