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Original file line number | Diff line number | Diff line change |
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#! python3 # noqa: E265 | ||
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"""Helper to configure logging depending on CLI options.""" | ||
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# ############################################################################ | ||
# ########## IMPORTS ############# | ||
# ################################ | ||
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# standard library | ||
import logging | ||
from getpass import getuser | ||
from logging.handlers import RotatingFileHandler | ||
from os import environ, getenv | ||
from os.path import expanduser, expandvars | ||
from pathlib import Path | ||
from platform import architecture, platform | ||
from socket import gethostname | ||
from typing import Optional | ||
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# package | ||
from geotribu_cli.__about__ import __title__, __version__ | ||
from geotribu_cli.constants import GeotribuDefaults | ||
from geotribu_cli.utils.check_path import check_path | ||
from geotribu_cli.utils.proxies import get_proxy_settings | ||
from geotribu_cli.utils.str2bool import str2bool | ||
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# ############################################################################ | ||
# ########## GLOBALS ############# | ||
# ################################ | ||
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# logs | ||
logger = logging.getLogger(__name__) | ||
default_settings = GeotribuDefaults() | ||
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# ############################################################################ | ||
# ########## FUNCTIONS ########### | ||
# ################################ | ||
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def configure_logger(verbosity: int = 1, logfile: Optional[Path] = None): | ||
"""Configure logging according to verbosity from CLI. | ||
Args: | ||
verbosity (int): verbosity level | ||
logfile (Path, optional): file where to store log. Defaults to None. | ||
""" | ||
# handle log level overridden by environment variable | ||
verbosity = getenv("GEOTRIBU_LOGS_LEVEL", verbosity) | ||
try: | ||
verbosity = int(verbosity) | ||
except ValueError as err: | ||
logger.error(f"Bad verbosity value type: {err}. Fallback to 1.") | ||
verbosity = 1 | ||
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# set log level depending on verbosity argument | ||
if 0 < verbosity < 4: | ||
verbosity = 40 - (10 * verbosity) | ||
elif verbosity >= 4: | ||
# debug is the limit | ||
verbosity = 40 - (10 * 3) | ||
else: | ||
verbosity = 0 | ||
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# set console handler | ||
log_console_handler = logging.StreamHandler() | ||
log_console_handler.setLevel(verbosity) | ||
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# set log file | ||
if not logfile: | ||
logging.basicConfig( | ||
level=verbosity, | ||
format="%(asctime)s||%(levelname)s||%(module)s||%(funcName)s||%(lineno)d||%(message)s", | ||
datefmt="%Y-%m-%d %H:%M:%S", | ||
handlers=[log_console_handler], | ||
) | ||
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else: | ||
if getenv("GEOTRIBU_LOGS_DIR") and check_path( | ||
input_path=Path(expandvars(expanduser(getenv("GEOTRIBU_LOGS_DIR")))), | ||
must_be_a_file=False, | ||
must_be_a_folder=True, | ||
must_be_writable=True, | ||
raise_error=False, | ||
): | ||
logs_folder = Path(expandvars(expanduser(getenv("GEOTRIBU_LOGS_DIR")))) | ||
logger.debug( | ||
f"Logs folder set with GEOTRIBU_LOGS_DIR environment variable: {logs_folder}" | ||
) | ||
else: | ||
logs_folder: Path = default_settings.geotribu_working_folder.joinpath( | ||
"logs" | ||
) | ||
logger.debug( | ||
"Logs folder specified in GEOTRIBU_LOGS_DIR environment variable " | ||
f"{getenv('GEOTRIBU_LOGS_DIR')} can't be used (see logs above). Fallback on " | ||
f"default folder: {logs_folder}" | ||
) | ||
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# make sure folder exists | ||
logs_folder.mkdir(exist_ok=True, parents=True) | ||
logs_filepath = Path(logs_folder, logfile) | ||
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log_file_handler = RotatingFileHandler( | ||
backupCount=10, | ||
delay=True, | ||
encoding="UTF-8", | ||
filename=logs_filepath, | ||
maxBytes=3000000, | ||
mode="a", | ||
) | ||
# force new file by execution | ||
if logs_filepath.is_file(): | ||
log_file_handler.doRollover() | ||
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logging.basicConfig( | ||
level=verbosity, | ||
format="%(asctime)s||%(levelname)s||%(module)s||%(funcName)s||%(lineno)d||%(message)s", | ||
datefmt="%Y-%m-%d %H:%M:%S", | ||
handlers=[log_console_handler, log_file_handler], | ||
) | ||
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logger.info(f"Log file: {logs_filepath}") | ||
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headers() | ||
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def headers(): | ||
"""Basic information to log before other message.""" | ||
# initialize the log | ||
logger.info(f"{'='*10} {__title__} - {__version__} {'='*10}") | ||
logger.debug(f"Operating System: {platform()}") | ||
logger.debug(f"Architecture: {architecture()[0]}") | ||
logger.debug(f"Computer: {gethostname()}") | ||
logger.debug(f"Launched by user: {getuser()}") | ||
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if getenv("userdomain"): | ||
logger.debug(f"OS Domain: {getenv('userdomain')}") | ||
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if get_proxy_settings(): | ||
logger.debug(f"Network proxies detected: {get_proxy_settings()}") | ||
else: | ||
logger.debug("No network proxies detected") | ||
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if str2bool(getenv("QDT_SSL_USE_SYSTEM_STORES", False)): | ||
logger.debug("Option to use native system certificates stores is enabled.") | ||
if "REQUESTS_CA_BUNDLE" in environ: | ||
environ.pop("REQUESTS_CA_BUNDLE") | ||
logger.debug( | ||
"Custom path to CA Bundle (REQUESTS_CA_BUNDLE) has been removed from " | ||
"environment variables." | ||
) | ||
if "CURL_CA_BUNDLE" in environ: | ||
environ.pop("CURL_CA_BUNDLE") | ||
logger.debug( | ||
"Custom path to CA Bundle (CURL_CA_BUNDLE) has been removed from " | ||
"environment variables." | ||
) | ||
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def get_logger_filepath() -> Optional[Path]: | ||
"""Retrieve log filepath within logger handlers. | ||
Returns: | ||
Path | None: path to the logfile or None if no handler has baseFilename attr. | ||
""" | ||
if logger.root.hasHandlers(): | ||
for handler in logger.root.handlers: | ||
if hasattr(handler, "baseFilename"): | ||
return Path(handler.baseFilename) | ||
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logger.warning("No file found in ay log handlers.") | ||
return None |
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