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Midoux Cedric authoredda4fa296
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import json
from config import EXEC_LOGGING_CONFIG, DATA_LOGGING_CONFIG, MQTT_LOGGING_CONFIG, MQTT_CONTROL_CONFIG
from os import path, mkdir, statvfs
from time import gmtime
import logging
from mqtt_logger import MQTTHandler
from compressed_sized_timed_rotating_logger import CompressedSizedTimedRotatingFileHandler
import sys
def setup_loggers(mqtt=True):
# Message logging setup
log_path = path.join(path.dirname(__file__), 'logs')
if not path.isdir(log_path):
mkdir(log_path)
exec_log_filename = path.join(log_path, 'msg_log')
exec_logger = logging.getLogger('exec_logger')
# SOH logging setup
# TODO: Add state of health logging here
# Data logging setup
base_path = path.dirname(__file__)
data_path = path.join(base_path, 'data')
if not path.isdir(data_path):
mkdir(data_path)
data_log_filename = path.join(data_path, 'data_log')
data_logger = logging.getLogger('data_logger')
# Set message logging format and level
log_format = '%(asctime)-15s | %(process)d | %(levelname)s: %(message)s'
logging_to_console = EXEC_LOGGING_CONFIG['logging_to_console']
exec_handler = CompressedSizedTimedRotatingFileHandler(exec_log_filename,
max_bytes=EXEC_LOGGING_CONFIG['max_bytes'],
backup_count=EXEC_LOGGING_CONFIG['backup_count'],
when=EXEC_LOGGING_CONFIG['when'],
interval=EXEC_LOGGING_CONFIG['interval'])
exec_formatter = logging.Formatter(log_format)
exec_formatter.converter = gmtime
exec_formatter.datefmt = '%Y/%m/%d %H:%M:%S UTC'
exec_handler.setFormatter(exec_formatter)
exec_logger.addHandler(exec_handler)
exec_logger.setLevel(MQTT_LOGGING_CONFIG['logging_level'])
if logging_to_console:
console_exec_handler = logging.StreamHandler(sys.stdout)
console_exec_handler.setLevel(MQTT_LOGGING_CONFIG['logging_level'])
console_exec_handler.setFormatter(exec_formatter)
exec_logger.addHandler(console_exec_handler)
if mqtt:
mqtt_settings = MQTT_LOGGING_CONFIG.copy()
[mqtt_settings.pop(i) for i in ['client_id', 'exec_topic', 'data_topic', 'soh_topic']]
mqtt_settings.update({'topic':MQTT_LOGGING_CONFIG['exec_topic']})
mqtt_msg_handler = MQTTHandler(**mqtt_settings)
mqtt_msg_handler.setLevel(logging_level)
mqtt_msg_handler.setFormatter(exec_formatter)
exec_logger.addHandler(mqtt_msg_handler)
# Set data logging format and level
log_format = '%(asctime)-15s | %(process)d | %(levelname)s: %(message)s'
logging_to_console = DATA_LOGGING_CONFIG['logging_to_console']
data_handler = CompressedSizedTimedRotatingFileHandler(data_log_filename,
max_bytes=DATA_LOGGING_CONFIG['max_bytes'],
backup_count=DATA_LOGGING_CONFIG['backup_count'],
when=DATA_LOGGING_CONFIG['when'],
interval=DATA_LOGGING_CONFIG['interval'])
data_formatter = logging.Formatter(log_format)
data_formatter.converter = gmtime
data_formatter.datefmt = '%Y/%m/%d %H:%M:%S UTC'
data_handler.setFormatter(exec_formatter)
data_logger.addHandler(data_handler)
data_logger.setLevel(logging_level)
if logging_to_console:
data_logger.addHandler(logging.StreamHandler())
if mqtt:
mqtt_settings = MQTT_LOGGING_CONFIG.copy()
[mqtt_settings.pop(i) for i in ['client_id', 'exec_topic', 'data_topic', 'soh_topic']]
mqtt_settings.update({'topic': MQTT_LOGGING_CONFIG['data_topic']})
mqtt_data_handler = MQTTHandler(**mqtt_settings)
mqtt_data_handler.setLevel(logging_level)
mqtt_data_handler.setFormatter(data_formatter)
data_logger.addHandler(mqtt_data_handler)
try:
init_logging(exec_logger, data_logger, logging_level, log_path, data_log_filename)
except Exception as err:
print(f'ERROR: Could not initialize logging!\n{err}')
finally:
return exec_logger, exec_log_filename, data_logger, data_log_filename, logging_level
def init_logging(exec_logger, data_logger, logging_level, log_path, data_log_filename):
""" This is the init sequence for the logging system """
init_logging_status = True
exec_logger.info('')
exec_logger.info('****************************')
exec_logger.info('*** NEW SESSION STARTING ***')
exec_logger.info('****************************')
exec_logger.info('')
exec_logger.info('Logging level: %s' % logging_level)
try:
st = statvfs('.')
available_space = st.f_bavail * st.f_frsize / 1024 / 1024
exec_logger.info(f'Remaining disk space : {available_space:.1f} MB')
except Exception as e:
exec_logger.debug('Unable to get remaining disk space: {e}')
exec_logger.info('Saving data log to ' + data_log_filename)
exec_logger.info('OhmPi settings:')
# TODO Add OhmPi settings
config_dict = {'execution logging configuration': json.dumps(EXEC_LOGGING_CONFIG, indent=4),
'data logging configuration': json.dumps(DATA_LOGGING_CONFIG, indent=4),
'mqtt logging configuration': json.dumps(MQTT_LOGGING_CONFIG, indent=4),
'mqtt control configuration': json.dumps(MQTT_CONTROL_CONFIG, indent=4)}
for k, v in config_dict.items():
exec_logger.info(f'{k}:\n{v}')
exec_logger.info('')
exec_logger.info(f'init_logging_status: {init_logging_status}')
data_logger.info('Starting_session')
return init_logging_status