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How to use run_conmux method in autotest

Best Python code snippet using autotest_python

serial.py

Source:serial.py

...69            self.__logger = None70            if self.job:71                self.job.warning_loggers.discard(self.__warning_stream)72            self.__warning_stream.close()73    def run_conmux(self, cmd):74        """75        Send a command to the conmux session76        """77        if not self.conmux_attach or not os.path.exists(self.conmux_attach):78            return False79        cmd = '%s %s echo %s 2> /dev/null' % (self.conmux_attach,80                                              self.get_conmux_hostname(),81                                              cmd)82        result = utils.system(cmd, ignore_status=True)83        return result == 084    def hardreset(self, timeout=DEFAULT_REBOOT_TIMEOUT, wait=True,85                  conmux_command='hardreset', num_attempts=1, halt=False,86                  **wait_for_restart_kwargs):87        """88        Reach out and slap the box in the power switch.89        @params conmux_command: The command to run via the conmux interface90        @params timeout: timelimit in seconds before the machine is91                         considered unreachable92        @params wait: Whether or not to wait for the machine to reboot93        @params num_attempts: Number of times to attempt hard reset erroring94                              on the last attempt.95        @params halt: Halts the machine before hardresetting.96        @params **wait_for_restart_kwargs: keyword arguments passed to97                wait_for_restart()98        """99        conmux_command = "'~$%s'" % conmux_command100        # if the machine is up, grab the old boot id, otherwise use a dummy101        # string and NOT None to ensure that wait_down always returns True,102        # even if the machine comes back up before it's called103        try:104            old_boot_id = self.get_boot_id()105        except error.AutoservSSHTimeout:106            old_boot_id = 'unknown boot_id prior to SerialHost.hardreset'107        def reboot():108            if halt:109                self.halt()110            if not self.run_conmux(conmux_command):111                self.record("ABORT", None, "reboot.start",112                            "hard reset unavailable")113                raise error.AutoservUnsupportedError(114                    'Hard reset unavailable')115            self.record("GOOD", None, "reboot.start", "hard reset")116            if wait:117                warning_msg = ('Serial console failed to respond to hard reset '118                               'attempt (%s/%s)')119                for attempt in xrange(num_attempts-1):120                    try:121                        self.wait_for_restart(timeout, log_failure=False,122                                              old_boot_id=old_boot_id,123                                              **wait_for_restart_kwargs)124                    except error.AutoservShutdownError:125                        logging.warning(warning_msg, attempt+1, num_attempts)126                        # re-send the hard reset command127                        self.run_conmux(conmux_command)128                    else:129                        break130                else:131                    # Run on num_attempts=1 or last retry132                    try:133                        self.wait_for_restart(timeout,134                                              old_boot_id=old_boot_id,135                                              **wait_for_restart_kwargs)136                    except error.AutoservShutdownError:137                        logging.warning(warning_msg, num_attempts, num_attempts)138                        msg = "Host did not shutdown"139                        raise error.AutoservShutdownError(msg)140        if self.job:141            self.job.disable_warnings("POWER_FAILURE")...

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