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#!/opt/cloudlinux/venv/bin/python3 -bb
# -*- coding: utf-8 -*-
# Copyright © Cloud Linux GmbH & Cloud Linux Software, Inc 2010-2019 All Rights Reserved
#
# Licensed under CLOUD LINUX LICENSE AGREEMENT
# http://cloudlinux.com/docs/LICENSE.TXT
from __future__ import print_function
from __future__ import division
from __future__ import absolute_import
import os
import sys
import re
import getopt
import pwd
import logging
import logging.handlers
from cldetectlib import get_boolean_param, CL_CONFIG_FILE
from clquota import (
QuotaWrapper,
NoSuchPackageException,
NoSuchUserException,
IncorrectLimitFormatException,
InsufficientPrivilegesException,
GeneralException,
QuotaDisabledException
)
from clquota.utils import (
print_text,
print_csv,
print_json,
print_text_error,
print_csv_error,
print_json_error
)
def check_username_and_convert_to_uid(username=None):
'''
Checks if username is valid one and returns UID as string
'''
if username.lower() == 'default':
return '0'
try:
uid = pwd.getpwnam(username).pw_uid
return str(uid)
except KeyError:
raise NoSuchUserException(username)
def check_uid(uid=None):
'''
Checks if UID is valid one and retuns it as string
'''
p = re.compile(r'(\d+)')
pm = p.search(uid)
if not pm:
raise NoSuchUserException(uid)
uid = pm.group(1)
if uid == '0': # this is default. No need to check further
return uid
try:
pwd.getpwuid(int(uid))
except KeyError:
raise NoSuchUserException(uid)
return uid
def setup_system_log():
"""
Sets syslog logger and returns its handler
"""
logger = logging.getLogger('clquota')
logger.setLevel(logging.INFO)
syslogger = logging.handlers.SysLogHandler(address='/dev/log')
formatter = logging.Formatter(fmt='%(name)s:%(levelname)s %(message)s')
syslogger.setFormatter(formatter)
logger.addHandler(syslogger)
return logger
def usage():
print('')
print('Usage: ' + sys.argv[0] + ' [OPTIONS]')
print('If no options given prints quota statistics for all users')
print('Options:')
print('')
print(' -u | --user : specifies the user')
print(' -U | --user-id : specifies the user ID')
print(' -S | --soft-limit : sets the soft limit for a user. '
'Pass 0 or \'default\' to set package default limit. Pass -1 or \'unlimited\' to cancel limit')
print(' -H | --hard-limit : sets the hard limit for a user. '
'Pass 0 or \'default\' to set package default limit. Pass -1 or \'unlimited\' to cancel limit')
print(' -V | --csv : returns data as comma separated values')
print(' -J | --json : returns data as json')
print(' -p | --package : specifies a package to set or get limits')
print(' -P | --package-limits : prints package limits')
print(' -a | --all-package-limits : prints all package limits (including packages without limits)')
print(' -Y | --sync : synchronizes packages and users limits with the database')
print(' -C | --cache-content : cache quota data to a file the database')
print(' -F | --force : save user quotas even when they are equal to defaults')
print(' --check : Deprecated. Check if quotas is enabled/activated/suported; '
'if disabled show diagnostic information; using with --user or --user-id options')
def quota_sync():
"""
Quota synchronization
:return:
"""
q = QuotaWrapper()
q.synchronize()
q.save_user_cache()
def check_autosync_disabled():
"""
Check autosynchronization parameter in config file and exit if it`s disabled
:return:
"""
if not get_boolean_param(CL_CONFIG_FILE, 'cl_quota_limits_autosync', default_val=True):
print("cl-quota limits autosynchronization is disabled in config " + CL_CONFIG_FILE)
sys.exit(0)
def parse_args(argv_):
try:
opts, args = getopt.getopt(argv_,
'PaVJYCp:u:U:S:H:F',
['package-limits', 'all-package-limits', 'csv', 'json', 'package=',
'user-id=', 'user=',
'soft-limit=', 'hard-limit=', 'sync', 'cache', 'check',
'profiling', 'force'])
except getopt.GetoptError:
usage()
sys.exit(1)
config = {}
config['soft'] = None
config['hard'] = None
config['user'] = None
config['user-id'] = None
config['format'] = 'text'
config['check'] = False
config['profiling'] = False
config['force_save'] = False
for o, a in opts:
if o in ['-P', '--package-limits']:
config['package'] = None
elif o in ['-a', '--all-package-limits']:
config['all-package'] = None
elif o in ['-p', '--package']:
config['package'] = a
elif o in ['-u', '--user']:
config['user'] = a
elif o in ['-U', '--user-id']:
config['user-id'] = a
elif o in ['-S', '--soft-limit']:
config['soft'] = a
elif o in ['-H', '--hard-limit']:
config['hard'] = a
elif o in ['-Y', '--sync']:
config['sync'] = True
elif o in ['-C', '--cache']:
config['cache'] = True
elif o == '--check':
config['check'] = True
elif o in ['-V', '--csv']:
config['format'] = 'csv'
elif o in ['-J', '--json']:
config['format'] = 'json'
elif o in ['--profiling']:
config['profiling'] = True
elif o in ['-F', '--force']:
config['force_save'] = True
return config
def main(*argv_):
output_dispatcher = {
'text': print_text,
'csv': print_csv,
'json': print_json,
'err_text': print_text_error,
'err_csv': print_csv_error,
'err_json': print_json_error
}
config = parse_args(argv_)
try:
if 'sync' in config and 'cache' in config:
# exit in case synchronization is disabled in config file
check_autosync_disabled()
# We don't want to do anything if no saved data
if not os.path.exists(QuotaWrapper.DATAFILE):
return
if config['profiling']:
# profiler mode
profiler_log = 'quota-profiling.log'
print("Profiling end; result saved to " + profiler_log)
import profile
profile.run('quota_sync()', profiler_log)
# Profiler result decode
import pstats
p = pstats.Stats(profiler_log)
print('--------------------------------------')
print()
print('Cumulative time:')
# p.sort_stats('cumulative').print_stats(20)
p.sort_stats('calls').print_stats(20)
print('--------------------------------------')
print()
print('Total time:')
# p.sort_stats('time').print_stats(20)
p.sort_stats('calls').print_stats(20)
else:
# work without profiler
quota_sync()
return
q = QuotaWrapper()
if 'package' in config and not (config['soft'] or config['hard']):
if config['package'] is None:
# Show limits for all used packages
output_dispatcher[config['format']](q.get_package_limits(None), title='package')
else:
# Show limits only for given package
output_dispatcher[config['format']](q.get_all_packages_limits(config['package']),
title='package')
return
if 'all-package' in config:
# Show all packages
output_dispatcher[config['format']](q.get_all_packages_limits(), title='package')
return
uid = None
if config['user']:
uid = check_username_and_convert_to_uid(config['user'])
elif config['user-id']:
uid = check_uid(config['user-id'])
if config['check'] and uid is not None and int(uid) != 0:
q._check_if_quota_enabled(uid)
if config['soft'] or config['hard']:
if 'package' in config and config['package'] is not None:
# Set package limits
q.set_package_limit(
package=config['package'],
soft=config['soft'],
hard=config['hard'])
return
# Set user's limits
q.set_user_limit(uid=uid, soft=config['soft'], hard=config['hard'],
force_save=config['force_save'])
return
if 'sync' in config:
q.synchronize()
return
if 'cache' in config:
q.save_user_cache()
return
if uid:
if not config['check']:
output_dispatcher[config['format']](q.get_user_limits(uid),
title='id', sort_key=int)
else:
output_dispatcher[config['format']](q.get_all_users_limits(),
title='id', sort_key=int)
except QuotaDisabledException as e:
if config['check']:
print(str(e))
except (NoSuchPackageException, NoSuchUserException,
InsufficientPrivilegesException, IncorrectLimitFormatException,
GeneralException) as e:
output_dispatcher['err_' + config['format']](e)
setup_system_log().info(e)
except Exception as e:
output_dispatcher['err_' + config['format']](e)
setup_system_log().error(e)
if __name__ == '__main__':
main(*sys.argv[1:])
Zerion Mini Shell 1.0