69 lines
2.4 KiB
Python
69 lines
2.4 KiB
Python
# Eryn Wells <eryn@erynwells.me>
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'''
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Initializes and sets up
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'''
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import json
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import logging
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import logging.config
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import os.path
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# These are re-imports so clients of this module don't have to also import logging
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# pylint: disable=unused-import
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from logging import CRITICAL, DEBUG, ERROR, FATAL, INFO, NOTSET, WARN, WARNING
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def _log_name(*components):
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return '.'.join(['erynrl'] + list(components))
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ROOT = logging.getLogger(_log_name())
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AI = logging.getLogger(_log_name('ai'))
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ACTIONS = logging.getLogger(_log_name('actions'))
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ACTIONS_TREE = logging.getLogger(_log_name('actions', 'tree'))
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ENGINE = logging.getLogger(_log_name('engine'))
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EVENTS = logging.getLogger(_log_name('events'))
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MAP = logging.getLogger(_log_name('map'))
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def walk_up_directories_of_path(path):
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'''Walk up a path, yielding each directory, until the root of the filesystem is found'''
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while path and path != '/':
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if os.path.isdir(path):
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yield path
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path = os.path.dirname(path)
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def find_logging_config():
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'''Walk up the filesystem from this script to find a logging_config.json'''
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for parent_dir in walk_up_directories_of_path(__file__):
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possible_logging_config_file = os.path.join(parent_dir, 'logging_config.json')
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if os.path.isfile(possible_logging_config_file):
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ROOT.info('Found logging config file %s', possible_logging_config_file)
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break
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else:
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return None
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return possible_logging_config_file
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def init(config_file=None):
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'''
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Set up the logging system by (preferrably) reading a logging configuration file.
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Parameters
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----------
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config_file : str
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Path to a file containing a Python logging configuration in JSON
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'''
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logging_config_path = config_file if config_file else find_logging_config()
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if os.path.isfile(logging_config_path):
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with open(logging_config_path, encoding='utf-8') as logging_config_file:
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logging_config = json.load(logging_config_file)
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logging.config.dictConfig(logging_config)
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ROOT.info('Found logging configuration at %s', logging_config_path)
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else:
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root_logger = logging.getLogger('')
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root_logger.setLevel(logging.DEBUG)
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stderr_handler = logging.StreamHandler()
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stderr_handler.setFormatter(logging.Formatter("%(asctime)s %(name)s: %(message)s"))
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root_logger.addHandler(stderr_handler)
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