lookyloo/tools/validate_config_files.py

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#!/usr/bin/env python3
# -*- coding: utf-8 -*-
import json
import logging
import argparse
from lookyloo.helpers import get_homedir
def validate_generic_config_file():
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user_config = get_homedir() / 'config' / 'generic.json'
with user_config.open() as f:
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generic_config = json.load(f)
with (get_homedir() / 'config' / 'generic.json.sample').open() as f:
generic_config_sample = json.load(f)
# Check documentation
for key in generic_config_sample.keys():
if key == '_notes':
continue
if key not in generic_config_sample['_notes']:
raise Exception(f'###### - Documentation missing for {key}')
# Check all entries in the sample files are in the user file, and they have the same type
for key in generic_config_sample.keys():
if key == '_notes':
continue
if generic_config.get(key) is None:
logger.warning(f'Entry missing in user config file: {key}. Will default to: {generic_config_sample[key]}')
continue
if not isinstance(generic_config[key], type(generic_config_sample[key])):
raise Exception(f'Invalid type for {key}. Got: {type(generic_config[key])} ({generic_config[key]}), expected: {type(generic_config_sample[key])} ({generic_config_sample[key]})')
if isinstance(generic_config[key], dict):
# Check entries
for sub_key in generic_config_sample[key].keys():
if sub_key not in generic_config[key]:
raise Exception(f'{sub_key} is missing in generic_config[key]. Default from sample file: {generic_config_sample[key][sub_key]}')
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if not isinstance(generic_config[key][sub_key], type(generic_config_sample[key][sub_key])):
raise Exception(f'Invalid type for {sub_key} in {key}. Got: {type(generic_config[key][sub_key])} ({generic_config[key][sub_key]}), expected: {type(generic_config_sample[key][sub_key])} ({generic_config_sample[key][sub_key]})')
# Make sure the user config file doesn't have entries missing in the sample config
for key in generic_config.keys():
if key not in generic_config_sample:
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raise Exception(f'{key} is missing in the sample config file. You need to compare {user_config} with {user_config}.sample.')
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return True
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def validate_modules_config_file():
with (get_homedir() / 'config' / 'modules.json').open() as f:
modules_config = json.load(f)
with (get_homedir() / 'config' / 'modules.json.sample').open() as f:
modules_config_sample = json.load(f)
for key in modules_config_sample.keys():
if key == '_notes':
continue
if not modules_config.get(key):
logger.warning(f'Entry missing in user config file: {key}. Will default to: {json.dumps(modules_config_sample[key], indent=2)}')
continue
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return True
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def update_user_configs():
for file_name in ['generic', 'modules']:
with (get_homedir() / 'config' / f'{file_name}.json').open() as f:
try:
generic_config = json.load(f)
except Exception:
generic_config = {}
with (get_homedir() / 'config' / f'{file_name}.json.sample').open() as f:
generic_config_sample = json.load(f)
has_new_entry = False
for key in generic_config_sample.keys():
if key == '_notes':
continue
if generic_config.get(key) is None:
print(f'{key} was missing in {file_name}, adding it.')
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print(f"Description: {generic_config_sample['_notes'][key]}")
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generic_config[key] = generic_config_sample[key]
has_new_entry = True
elif isinstance(generic_config[key], dict):
for sub_key in generic_config_sample[key].keys():
if sub_key not in generic_config[key]:
print(f'{sub_key} was missing in {key} from {file_name}, adding it.')
generic_config[key][sub_key] = generic_config_sample[key][sub_key]
has_new_entry = True
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if has_new_entry:
with (get_homedir() / 'config' / f'{file_name}.json').open('w') as fw:
json.dump(generic_config, fw, indent=2, sort_keys=True)
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return has_new_entry
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if __name__ == '__main__':
logger = logging.getLogger('Lookyloo - Config validator')
parser = argparse.ArgumentParser(description='Check the config files.')
parser.add_argument('--check', default=False, action='store_true', help='Check if the sample config and the user config are in-line')
parser.add_argument('--update', default=False, action='store_true', help='Update the user config with the entries from the sample config if entries are missing')
args = parser.parse_args()
if args.check:
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if validate_generic_config_file():
print(f"The entries in {get_homedir() / 'config' / 'generic.json'} are valid.")
if validate_modules_config_file():
print(f"The entries in {get_homedir() / 'config' / 'modules.json'} are valid.")
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if args.update:
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if not update_user_configs():
print(f"No updates needed in {get_homedir() / 'config' / 'generic.json'}.")