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https://github.com/DJ2LS/FreeDATA
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Merge pull request #652 from DJ2LS/dev-update-config
auto update server config
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commit
5ef97720b0
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@ -56,7 +56,6 @@ class CONFIG:
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'enable_protocol': bool,
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},
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'MODEM': {
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'enable_fft': bool,
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'tuning_range_fmax': int,
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'tuning_range_fmin': int,
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'enable_fsk': bool,
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@ -70,10 +69,17 @@ class CONFIG:
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},
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}
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default_values = {
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list: '[]',
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bool: 'False',
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int: '0',
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str: '',
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}
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def __init__(self, configfile: str):
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# set up logger
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self.log = structlog.get_logger("CONFIG")
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self.log = structlog.get_logger(type(self).__name__)
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# init configparser
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self.parser = configparser.ConfigParser(inline_comment_prefixes="#", allow_no_value=True)
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@ -88,6 +94,9 @@ class CONFIG:
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# check if config file exists
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self.config_exists()
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# validate config structure
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self.validate_config()
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def config_exists(self):
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"""
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check if config file exists
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@ -99,7 +108,7 @@ class CONFIG:
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return False
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# Validates config data
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def validate(self, data):
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def validate_data(self, data):
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for section in data:
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for setting in data[section]:
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if not isinstance(data[section][setting], self.config_types[section][setting]):
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@ -107,6 +116,41 @@ class CONFIG:
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f" '{data[section][setting]}' {type(data[section][setting])} given.")
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raise ValueError(message)
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def validate_config(self):
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"""
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Updates the configuration file to match exactly what is defined in self.config_types.
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It removes sections and settings not defined there and adds missing sections and settings.
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"""
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existing_sections = self.parser.sections()
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# Remove sections and settings not defined in self.config_types
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for section in existing_sections:
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if section not in self.config_types:
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self.parser.remove_section(section)
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self.log.info(f"[CFG] Removing undefined section: {section}")
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continue
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existing_settings = self.parser.options(section)
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for setting in existing_settings:
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if setting not in self.config_types[section]:
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self.parser.remove_option(section, setting)
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self.log.info(f"[CFG] Removing undefined setting: {section}.{setting}")
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# Add missing sections and settings from self.config_types
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for section, settings in self.config_types.items():
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if section not in existing_sections:
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self.parser.add_section(section)
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self.log.info(f"[CFG] Adding missing section: {section}")
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for setting, value_type in settings.items():
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if not self.parser.has_option(section, setting):
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default_value = self.default_values.get(value_type, None)
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self.parser.set(section, setting, str(default_value))
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self.log.info(f"[CFG] Adding missing setting: {section}.{setting}")
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self.write_to_file()
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# Handle special setting data type conversion
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# is_writing means data from a dict being writen to the config file
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# if False, it means the opposite direction
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@ -132,7 +176,7 @@ class CONFIG:
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# Sets and writes config data from a dict containing data settings
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def write(self, data):
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# Validate config data before writing
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self.validate(data)
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self.validate_data(data)
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for section in data:
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# init section if it doesn't exist yet
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@ -143,7 +187,10 @@ class CONFIG:
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new_value = self.handle_setting(
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section, setting, data[section][setting], True)
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self.parser[section][setting] = str(new_value)
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self.write_to_file()
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def write_to_file(self):
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# Write config data to file
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try:
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with open(self.config_name, 'w') as configfile:
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