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#!/usr/bin/env python3
"""Remote podman client."""
import logging
import os
import sys
import lib.actions
from lib import PodmanArgumentParser
assert lib.actions # silence pyflakes
def main():
"""Entry point."""
# Setup logging so we use stderr and can change logging level later
# Do it now before there is any chance of a default setup hardcoding crap.
log = logging.getLogger()
fmt = logging.Formatter('%(asctime)s | %(levelname)-8s | %(message)s',
'%Y-%m-%d %H:%M:%S %Z')
stderr = logging.StreamHandler(stream=sys.stderr)
stderr.setFormatter(fmt)
log.addHandler(stderr)
log.setLevel(logging.WARNING)
parser = PodmanArgumentParser()
args = parser.parse_args()
log.setLevel(args.log_level)
logging.debug('Logging initialized at level {}'.format(
logging.getLevelName(logging.getLogger().getEffectiveLevel())))
def want_tb():
"""Add traceback when logging events."""
return log.getEffectiveLevel() == logging.DEBUG
try:
if not os.path.exists(args.run_dir):
os.makedirs(args.run_dir)
except PermissionError as e:
logging.critical(e, exc_info=want_tb())
sys.exit(6)
# class_(args).method() are set by the sub-command's parser
returncode = None
try:
obj = args.class_(args)
except Exception as e:
logging.critical(repr(e), exc_info=want_tb())
logging.warning('See subparser "{}" configuration.'.format(
args.subparser_name))
sys.exit(5)
try:
returncode = getattr(obj, args.method)()
except AttributeError as e:
logging.critical(e, exc_info=want_tb())
logging.warning('See subparser "{}" configuration.'.format(
args.subparser_name))
returncode = 3
except KeyboardInterrupt:
pass
except (
ConnectionRefusedError,
ConnectionResetError,
TimeoutError,
) as e:
logging.critical(e, exc_info=want_tb())
logging.info('Review connection arguments for correctness.')
returncode = 4
return 0 if returncode is None else returncode
if __name__ == '__main__':
sys.exit(main())
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