Class: Radd::Nameserver

Inherits:
Async::DNS::Server
  • Object
show all
Defined in:
lib/radd/nameserver.rb

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Nameserver

Returns a new instance of Nameserver.



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# File 'lib/radd/nameserver.rb', line 4

def initialize
  super(Async::DNS::Endpoint.for(Radd.dns_host, port: Radd.dns_port))
end

Instance Method Details

#process(name, resource_class, transaction) ⇒ Object 



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# File 'lib/radd/nameserver.rb', line 8

def process(name, resource_class, transaction)
  name = name.downcase
  # NOTE: do not use case..when, as resource classes are not identical
  if Resolv::DNS::Resource::IN::A == resource_class
    ip = Radd.domain == name ? Radd.ip : Radd.query(name)
    return transaction.respond!(ip, ttl: Radd.ttl) if ip
  elsif resource_class <= Resolv::DNS::Resource::SOA && Radd.domain == name
    # mname, rname, serial, refresh, retry_, expire, minimum
    return transaction.respond!(Radd.mname, Radd.rname, Radd.serial, 10800, 1800, 604800, 1800)
  end
  transaction.fail!(:NXDomain)
end