# encoding: utf-8
require 'sidekiq'

module Mutx
  module Workers
    class AlertsWorker
      include Sidekiq::Worker

      sidekiq_options retry: false
      
      def perform(args)
        stringio = StringIO.new
        @alert = Alert.find(name: args['name'])
        status = nil
        begin
          PTY.spawn("ruby #{args['path']}") do |stdout, stdin, pid|
            begin
              stdout.each do |line|
                stringio.puts line
              end
            rescue Errno::EIO => e
              stringio.puts e.message
              stringio.puts e.backtrace
            ensure
              Process.wait pid
              status = $?.exitstatus
            end
          end
        rescue => e
          stringio.puts e.message
          stringio.puts e.backtrace
          raise e
        ensure
          @alert.update_status(status, info: stringio.string)
        end
      end
    end
  end
end