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Mini Shell
Mini Shell
#!/opt/cloudlinux/venv/bin/python3
import json
import fcntl
import os
import time
import sys
import psutil
import signal
from argparse import ArgumentParser
from datetime import datetime, timedelta
from wmt.common.const import (
WMT_SCANNER_SERVICE,
WMT_LOCK_FILE,
CONFIG_PATH,
WMT_DB
)
from wmt.common.report import generate_report, report_dict
from wmt.db import setup_database
from wmt.common.service import set_service_state
from wmt.common.notification import Notifier, SupportedNotificationTypes
from wmt.common import cfg
from cllicense import CloudlinuxLicenseLib
from wmt.common.utils import send_report_to_clickhouse, manage_crons
def print_result_and_exit(result='success', exit_code=0, **extra):
message = {
'result': result,
'timestamp': time.time()
}
message.update(extra)
print(json.dumps(message,
indent=2,
sort_keys=True))
sys.exit(exit_code)
def get_status():
if not os.path.exists(WMT_LOCK_FILE):
return 'stopped'
with open(WMT_LOCK_FILE) as f:
try:
fcntl.flock(f.fileno(), fcntl.LOCK_EX | fcntl.LOCK_NB)
# locked
except OSError:
return 'started'
return 'stopped'
def get_scanner_pid():
if not os.path.exists(WMT_LOCK_FILE):
return
with open(WMT_LOCK_FILE) as f:
pid = int(f.read().strip())
return pid if psutil.pid_exists(pid) else None
def get_config():
return cfg.to_dict()
def change_config(new_json_config):
config = cfg.modify(new_json_config)
scanner_pid = get_scanner_pid()
if scanner_pid is not None:
os.kill(scanner_pid, signal.SIGUSR1)
return config
def run():
args = ArgumentParser()
args.add_argument('--config-get', action='store_true')
args.add_argument('--config-change', type=str)
args.add_argument('--report-get', action='store_true')
args.add_argument('--send-clickhouse', action='store_true')
# just for 24h report by mail executed by cron
args.add_argument('--send-email', action='store_true')
args.add_argument('--status', action='store_true')
args.add_argument('--start', action='store_true')
args.add_argument('--stop', action='store_true')
opts = args.parse_args()
if opts.config_get:
config = get_config()
config['default_report_email'] = cfg.default_report_email
if config.get("ignore_list"):
tmp_val = ",".join(config.get("ignore_list"))
config['ignore_list'] = tmp_val
print_result_and_exit(config=config)
elif opts.config_change:
config = change_config(opts.config_change)
config['default_report_email'] = cfg.default_report_email
print_result_and_exit(config=config)
elif opts.report_get:
engine = setup_database(readonly=os.path.exists(WMT_DB))
# 24h back from NOW
start, end = datetime.now() - timedelta(days=1), datetime.now()
report = report_dict(generate_report(engine, start, end))
print_result_and_exit(report=report, date=datetime.now().strftime('%Y-%m-%d %H:%M'))
elif opts.send_clickhouse:
engine = setup_database(readonly=True)
# for the day before
start, end = datetime.now().date() - timedelta(days=1), datetime.now().date()
send_report_to_clickhouse(report_dict(generate_report(engine, start, end)))
print_result_and_exit()
elif opts.send_email:
is_scanner_running = get_status() == 'started'
if is_scanner_running and cfg.cfg.summary_notification_enabled:
if not CloudlinuxLicenseLib().get_license_status():
print_result_and_exit('CloudLinux license is expired. '
'You may buy new license here: https://lp.cloudlinux.com/cloudlinux-os-solo',
exit_code=1)
engine = setup_database()
start, end = datetime.now().date() - timedelta(days=1), datetime.now().date()
report = generate_report(engine, start, end)
Notifier(
target_email=cfg.target_email,
from_email=cfg.from_email,
report=report, notification_type=SupportedNotificationTypes.REPORT,
).notify()
print_result_and_exit()
else:
print_result_and_exit('Summary report email will not be sent! '
f'Please, ensure "{WMT_SCANNER_SERVICE}" service is running and '
f'alert_notifications is enabled in "{CONFIG_PATH}"', exit_code=1)
elif opts.status:
status = get_status()
print_result_and_exit(status=status)
elif opts.start:
set_service_state(WMT_SCANNER_SERVICE, 'start')
manage_crons(status=True)
print_result_and_exit()
elif opts.stop:
set_service_state(WMT_SCANNER_SERVICE, 'stop')
manage_crons(status=False)
print_result_and_exit()
else:
args.print_help()
def main():
try:
run()
except Exception as e:
print_result_and_exit(result='error', exit_code=1, context=str(e))
if __name__ == '__main__':
main()
Zerion Mini Shell 1.0