38 lines
1.2 KiB
Python
38 lines
1.2 KiB
Python
import os
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import sys
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import json
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# Verify script arguments
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if len(sys.argv) != 3:
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sys.exit('Invalid number of arguments. Usage:\n updateSettings.py defaultSettingsFile.json outputSettingsFile.json')
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default_settings = sys.argv[1]
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transmission_settings = sys.argv[2]
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if not os.path.isfile(default_settings):
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sys.exit('Invalid arguments, default settings file does not exist')
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# Define which file to base the config on
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if os.path.isfile(transmission_settings):
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configuration_baseline=transmission_settings
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else:
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configuration_baseline=default_settings
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print('Using config baseline ' + configuration_baseline)
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# Read config base
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with open(configuration_baseline, 'r') as f:
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settings_dict = json.load(f)
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# For each setting, check if an environment variable is set to override it
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for setting in settings_dict:
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setting_env_name = 'TRANSMISSION_' + setting.upper().replace('-', '_')
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if setting_env_name in os.environ:
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print('Overriding ' + setting + ' because ' + setting_env_name + ' is set to ' + os.environ.get(setting_env_name))
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settings_dict[setting] = os.environ.get(setting_env_name)
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# Dump resulting settings to file
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with open(transmission_settings, 'w') as fp:
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json.dump(settings_dict, fp)
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