lookup.lua

lookup.lua

function forward_lookup(hostname)
  local ip = ""
  local success, socket = pcall(require, "socket")
  if success then
    ip = socket.dns.toip(hostname)
  end
  print(ip, success, socket)
  return ip
end

function on_record(tag, timestamp, record)
  if record["client_hostname"] then
    local hostname = record["client_hostname"]
    local ip = forward_lookup(hostname)
    if ip then
      record["client_ip"] = ip
    end
  end
  return 1, timestamp, record
end