def ssh_exec!(node, command)
      r = on node, command, { :acceptable_exit_codes => (0..127) }
      {
        :exit_status => r.exit_code,
        :stdout      => r.stdout,
        :stderr      => r.stderr
      }
    end
def ssh_exec!(node, command)
      r = on node, command, { :acceptable_exit_codes => (0..127) }
      {
        :exit_status => r.exit_code,
        :stdout      => r.stdout,
        :stderr      => r.stderr
      }
    end
Execute the provided ssh command
 @param [String] command The command to be executed
 @return [Hash] Returns a hash containing :exit_status, :stdout and :stderr