55 lines
1.5 KiB
Python
55 lines
1.5 KiB
Python
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"""
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backend_server.py - 后台服务器
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"""
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import asyncio
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import os
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import threading
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import aiomysql
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import tornado.web
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from tornado.ioloop import IOLoop
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from tornado.platform.asyncio import AnyThreadEventLoopPolicy
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from service.handlers.handlers_for_charts import send_data
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from service.handlers.handlers_for_nav import IndexHandler
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from service.handlers.handlers_for_tables import EmpHandler
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from service.handlers.handlers_for_charts import ChartHandler
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async def connect_mysql():
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return await aiomysql.connect(
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host='120.77.222.217',
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port=3306,
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db='hrs',
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charset='utf8',
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use_unicode=True,
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user='root',
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password='123456',
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)
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def main():
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# Tornado 5开始使用线程必须指定事件循环的策略否则无法启动线程
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asyncio.set_event_loop_policy(AnyThreadEventLoopPolicy())
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# 启动通过WebSocket长连接发送数据的线程
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threading.Thread(target=send_data, daemon=True, args=(5, )).start()
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app = tornado.web.Application(
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handlers=[
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(r'/', IndexHandler),
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(r'/api/emps', EmpHandler),
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(r'/ws/charts', ChartHandler),
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],
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template_path=os.path.join(os.path.dirname(__file__), 'templates'),
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static_path=os.path.join(os.path.dirname(__file__), 'assets'),
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cookie_secret='MWM2MzEyOWFlOWRiOWM2MGMzZThhYTk0ZDNlMDA0OTU=',
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mysql=IOLoop.current().run_sync(connect_mysql),
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debug=True
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)
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app.listen(8888)
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tornado.ioloop.IOLoop.current().start()
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if __name__ == '__main__':
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main()
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