factory/apps/utils/tasks.py

79 lines
2.8 KiB
Python

# from __future__ import absolute_import, unicode_literals
from celery import Task
from celery import shared_task
import logging
from django.conf import settings
from server.settings import get_sysconfig
import importlib
from django.core.cache import cache
import requests
import subprocess
from server.settings import SD_PWD
# 实例化myLogger
myLogger = logging.getLogger('log')
@shared_task
def send_mail_task(**args):
config = get_sysconfig()
subject = args.get('subject', '500')
args['subject'] = '{}:{}_{}_{}'.format(
settings.SYS_NAME, settings.SYS_VERSION, config['base']['base_name_short'], subject)
args['from_email'] = args.get('from_email', settings.EMAIL_HOST_USER)
args['recipient_list'] = args.get(
'recipient_list', settings.EMAIL_DEVELOPERS if hasattr(settings, 'EMAIL_DEVELOPERS') else [settings.EMAIL_HOST_USER])
cache_key = f'error_mail_{subject}'
email_tuple = cache.get(cache_key)
if email_tuple is None:
email_tuple = (0, True)
cache.set(cache_key, email_tuple, 60)
email_count, email_enable = email_tuple
if email_enable:
email_count += 1
if email_count > 4:
email_enable = False
# 如果频率高于每分钟4封,则自动屏蔽半小时
cache.set(cache_key, (email_count, email_enable), 1800)
args['subject'] = args['subject'] + '_发送频繁'
else:
cache.set(cache_key, (email_count, True), 60)
if getattr(settings, 'JUMP_MAIL_ENABLED', False):
requests.post(settings.JUMP_MAIL_URL, json=args)
else:
from django.core.mail import send_mail
send_mail(**args)
class CustomTask(Task):
"""
自定义的任务回调
"""
def on_failure(self, exc, task_id, args, kwargs, einfo):
detail ='Task {0} raised exception: {1!r}\n{2!r}'.format(
task_id, exc, einfo.traceback)
myLogger.error(detail)
send_mail_task.delay(subject=f'task_error_{self.name}', message=detail)
return super().on_failure(exc, task_id, args, kwargs, einfo)
@shared_task(base=CustomTask)
def ctask_run(func_str: str, *args, **kwargs):
"""通用celery函数/将普通函数转为celery执行/也可直接运行
"""
module, func = func_str.rsplit(".", 1)
m = importlib.import_module(module)
f = getattr(m, func)
f(*args, **kwargs)
@shared_task(base=CustomTask)
def restart_ntp():
"""更新服务器时间
"""
# 执行命令
command = 'echo "{}" | sudo -S systemctl restart ntp'.format(SD_PWD)
result = subprocess.run(command, shell=True, capture_output=True, text=True)
if result.returncode == 0:
myLogger.info("NTP service restarted successfully.")
else:
myLogger.error(f"Error restarting NTP service: {result.stderr}")