manage.py

import logging.handlers
from flask import current_app
from flask_script import Manager
from flask_migrate import Migrate, MigrateCommand
from app import create_app, db
from config import config

'''
# gunicorn
'''
# from gevent import monkey; monkey.patch_all()
# from abc import ABC
# from gunicorn.app.base import BaseApplication
# from gunicorn.six import iteritems
# from multiprocessing import cpu_count


app = create_app(config)

manager = Manager(app, db)

migrate = Migrate(app, db)

manager.add_command('db', MigrateCommand)


# class StandaloneApplication(BaseApplication, ABC):
#     """
#     gunicorn服务器启动类
#     """
#
#     def __init__(self, application, options):
#         self.application = application
#         self.options = options or {}
#         super(StandaloneApplication, self).__init__()
#
#     def load_config(self):
#         config = dict([(key, value) for key, value in iteritems(self.options)
#                        if key in self.cfg.settings and value is not None])
#         for key, value in iteritems(config):
#             self.cfg.set(key.lower(), value)
#
#     def load(self):
#         return self.application
#
#
# @manager.command
# def run():
#     """
#     生产模式启动命令函数
#     To use: python3 manager.py run
#     """
#     # app.logger.setLevel(app.config.get('LOG_LEVEL', logging.INFO))
#     current_app.logger.warning("run start...")
#     service_config = {
#         'bind': app.config.get('BIND', '0.0.0.0:5000'),
#         'workers': app.config.get('WORKERS', cpu_count() * 2 + 1),
#         'worker_class': 'gevent',
#         'worker_connections': app.config.get('WORKER_CONNECTIONS', 10000),
#         'backlog': app.config.get('BACKLOG', 2048),
#         'timeout': app.config.get('TIMEOUT', 60),
#         'loglevel': app.config.get('LOG_LEVEL', 'info'),
#         'pidfile': app.config.get('PID_FILE', 'run.pid'),
#     }
#     StandaloneApplication(app, service_config).run()

@manager.command
def debug():
    """
    debug模式启动命令函数
    To use: python3 manager.py debug
    """
    # app.logger.setLevel(logging.DEBUG)
    current_app.logger.warning("debug start...")
    app.run(debug=True)


if __name__ == '__main__':
    manager.run()