tools/harness-automation/autothreadharness/helpers.py

#!/usr/bin/env python
#
# Copyright (c) 2016, The OpenThread Authors.
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#    notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
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#    derived from this software without specific prior written permission.
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import json
import logging


class HistoryHelper(object):
    logger = logging.getLogger(__name__)

    def __init__(self, filename='./history.json'):
        self.filename = filename
        try:
            self.data = json.load(open(filename, 'r'))
        except Exception:
            self.logger.exception('file may not exists')
            self.data = {
                'golden_device_black_list': []
            }
            self.save()

    def save(self):
        json.dump(self.data, open(self.filename, 'w'), indent=2)

    def mark_bad_golden_device(self, port):
        self.logger.warning('mark serial port[%s] as bad', port)
        self.data['golden_device_black_list'].append(port)
        self.save()

    def is_bad_golden_device(self, port):
        return port in self.data['golden_device_black_list']

    def __str__(self):
        return json.dumps(self.data, indent=2)