def perform(sensor_params)

    @hostname = "10.0.10.100"
    @username = "root"
    @password = "root

    @cmd = "id"

     begin
        ssh = Net::SSH.start(@hostname, @username, :password => @password)
        res = ssh.exec!(@cmd)
        ssh.close
        puts res
      rescue
        puts "Unable to connect to #{@hostname} using #{@username}/#{@password}"
      end
 end