module Oxidized require 'resolv' class MethodNotFound < StandardError; end class ModelNotFound < StandardError; end class Node attr_reader :name, :ip, :model, :input, :output, :group, :auth, :prompt attr_accessor :last, :running alias :running? :running def initialize opt @name = opt[:name] @ip = Resolv.getaddress @name @group = opt[:group] @input, @output = resolve_io opt @model = resolve_model opt @auth = resolve_auth opt @prompt = resolve_prompt opt end def run status, config = :fail, nil @model.input = input = @input.new if input.connect self config = input.get status = :success if config else status = :no_cconnection end [status, config] end private def resolve_prompt opt prompt = opt[:prompt] prompt ||= @model.prompt prompt ||= CFG.prompt end def resolve_auth opt auth = {} auth[:username] = (opt[:username] or CFG.username) auth[:password] = (opt[:passowrd] or CFG.password) auth end def resolve_io opt input = (opt[:input] or CFG.input[:default]) output = (opt[:output] or CFG.output[:default]) mgr = Oxidized.mgr if not mgr.input[input] mgr.input = input or raise MethodNotFound, "#{input} not found" end if not mgr.output[output] mgr.output = output or raise MethodNotFound, "#{output} not found" end [ mgr.input[input], mgr.output[output] ] end def resolve_model opt model = (opt[:model] or CFG.model) mgr = Oxidized.mgr if not mgr.model[model] mgr.model = model or raise ModelNotFound, "#{model} not found" end mgr.model[model].new end end end