module Dyndnsd module Generator class Bind # @param domain [String] # @param config [Hash{String => Object}] def initialize(domain, config) @domain = domain @ttl = config['ttl'] @dns = config['dns'] @email_addr = config['email_addr'] @additional_zone_content = config['additional_zone_content'] end # @param db [Dyndnsd::Database] # @return [String] def generate(db) out = [] out << "$TTL #{@ttl}" out << "$ORIGIN #{@domain}." out << '' out << "@ IN SOA #{@dns} #{@email_addr} ( #{db['serial']} 3h 5m 1w 1h )" out << "@ IN NS #{@dns}" out << '' db['hosts'].each do |hostname, ips| ips.each do |ip| ip = IPAddr.new(ip).native type = ip.ipv6? ? 'AAAA' : 'A' name = hostname.chomp('.' + @domain) out << "#{name} IN #{type} #{ip}" end end out << '' out << @additional_zone_content out << '' out.join("\n") end end end end