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Django+Celery异步发送邮件

2018年12月25日  | 移动技术网IT编程  | 我要评论

钟佩昭,早婚txt,衰神网游行

  1. 安装

    pip install django==1.11.7
    pip install celery
  2. 项目目录

     axf
        ├── alipay_config
        │   ├── alipay_rsa_public_key.pem
        │   └── app_rsa_private_key.pem
        ├── app
        │   ├── admin.py
        │   ├── apps.py
        │   ├── __init__.py
        │   ├── migrations
        │   │   ├── __init__.py
        │   │   └── __pycache__
        │   ├── models.py
        │   ├── __pycache__
        │   ├── tests.py
        │   ├── urls.py
        │   ├── views_contstant.py               封装发送邮件函数
        │   └── views.py
        ├── axf
        │   ├── __init__.py
        │   ├── __pycache__
        │   ├── settings.py
        │   ├── urls.py
        │   └── wsgi.py
        ├── task.py                              celery异步任务                          
        ├── manage.py
        ├── middleware
        ├── static
    
  3. settings配置

    #email
    email_backend = 'django.core.mail.backends.smtp.emailbackend'
    email_use_tls = false
    email_use_ssl = true
    email_host = 'smtp.163.com'
    email_port = 465
    email_host_user = 'sajinde@163.com'
    email_host_password = '**********'
    default_from_email = 'sam <sajinde@163.com>'
  4. celery模块

    #在task文件中
    
    
    from __future__ import absolute_import, unicode_literals
    import os
    
    from celery import celery
    
    # set the default django settings module for the 'celery' program.
    #        axf.settings:项目下的settings文件
    os.environ.setdefault('django_settings_module', 'axf.settings')
    
    
    broker = 'redis://127.0.0.1:6379/6'  # 将要进行的任务
    backend = 'redis://127.0.0.1:6379/7' # 返回的结果
    app = celery('app', broker=broker, backend=backend)
    # app = celery('app')
    
    # using a string here means the worker doesn't have to serialize
    # the configuration object to child processes.
    # - namespace='celery' means all celery-related configuration keys
    #   should have a `celery_` prefix.
    # app.config_from_object('django.conf:settings', namespace='celery')
    
    # load task modules from all registered django app configs.
    app.autodiscover_tasks()     #自动搜索所有的任务
    
    'debug开启'
    # @app.task(bind=true)
    # def debug_task(self):
    #     print('request: {0!r}'.format(self.request))
  5. app下的init文件

    from __future__ import absolute_import, unicode_literals
    from task import app as celery_app
    
    __all__ = ['celery_app']
  6. 发送邮件

    from celery import shared_task
    
    @shared_task     #可多次重用,@shared_task装饰可以让你无需任何具体的应用程序实例创建任务
    def send_register_mail(username, email, token):
        # 发送邮件
        print('------------------------------------')
        sleep(10)
        print('------------------------------------')
        title = '激活'
        msg = ' '
    
        data = {
            'username': username,
            'url': 'http://127.0.0.1:8000/app/active/?token=' + token
        }
        temp = loader.get_template('user/active.html')
        html = temp.render(data)
    
        receiver = [
            email,
        ]
    
        send_mail(title,
                  msg,
                  from_email=settings.default_from_email,
                  recipient_list=receiver,
                  html_message=html)
    
        print('send mail')
  7. 发送邮件调用

    send_register_mail.delay(username, email, token)
  8. 开启任务队列

    celery -a task worker -l info        或者
    celery -a task worker --loglevel=info

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