Viewing file:  cron.py (2.14 KB) -rw-r--r--
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from __future__ import absolute_import
import os
import subprocess
import logging
from glob import iglob
from typing import Iterable
from clwpos.optimization_features import (
Feature,
OBJECT_CACHE_FEATURE,
CDN_FEATURE
)
_DEFAULT_SCRIPT_ENV = {
"CLSHARE": "/usr/share/cloudlinux",
"WPOS_REQ_CRON_FILE": "/etc/cron.d/clwpos_req_cron",
"CLWPOS_COLLECT_INFORMATION_CRON": "/etc/cron.d/clwpos_collect_information_cron.py"
}
_OBJECT_CACHING_ENV = {
"CLWPOS_REDIS_EXTENSION_INSTALLER": "/etc/cron.d/clwpos_redis_extension_installer",
"CLWPOS_CLEANER_CRON": "/etc/cron.d/clwpos_cleaner_cron",
"CLWPOS_BILLING_CRON": "/etc/cron.d/clwpos_billing_cron",
}
_CDN_ENV = {
"CLWPOS_BILLING_CRON": "/etc/cron.d/clwpos_billing_cron",
}
_CRON_ENV_BY_FEATURE = {
OBJECT_CACHE_FEATURE: _OBJECT_CACHING_ENV,
CDN_FEATURE: _CDN_ENV
}
def install_cron_files(features: Iterable[Feature], wait_child_process=False):
"""
This script installs cron files based on the features
that are currently enabled.
Please note that already installed cron files will not be removed if
new list has missing feature against previous one.
"""
features = tuple(features)
if wait_child_process:
exec_func = subprocess.run
else:
exec_func = subprocess.Popen
if not features:
logging.info('There are no features active, skip installing cron files.')
return
env_params = _DEFAULT_SCRIPT_ENV.copy()
for feature in features:
feature_env = _CRON_ENV_BY_FEATURE.get(feature)
if feature_env is None:
continue
logging.info('Feature %s is active, installing cron files', feature)
env_params.update(feature_env)
exec_func(
["/usr/share/cloudlinux/add_clwpos_crons.sh"],
stdout=subprocess.DEVNULL,
stderr=subprocess.DEVNULL,
env=env_params
)
def clean_crons(prefix: str):
"""Remove all cron files starting from prefix"""
crondir = '/etc/cron.d'
for _f in iglob(f'{crondir}/{prefix}*'):
os.unlink(_f)
def clean_clwpos_crons():
"""Remove all WPOS cron files"""
clean_crons(prefix='clwpos_')
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