def shutdown(self):
Log.Info('Stopping http server')
if self.http_server is not None:
self.http_server.stop() # 不接收新的 HTTP 请求
Log.Info('Will shutdown in %s seconds ...' % 1)
# self.io_loop = tornado.ioloop.IOLoop.instance()
self.deadline = time.time() + 1
self.stop_loop()
def MainLoop(self):
tornado.options.parse_command_line()
# if options.debug == 'debug':
# import pdb
# pdb.set_trace() #引入相关的pdb模块进行断点调试
Log.Info('Init Server...')
self.mainApp = Application(self.io_loop)
self.http_server = tornado.httpserver.HTTPServer(self.mainApp,
xheaders=True)
self.http_server.listen(options.port)
# 初始化异步数据库接口
Log.Info('Server Running in port %s...' % options.port)
self.io_loop.start()
def __init__(self, ioloop):
from urls import main_urls, sub_urls
settings = dict(
template_path=os.path.join(os.path.dirname(__file__), "templates"),
static_path=os.path.join(os.path.dirname(__file__), "static"),
# xsrf_cookies=True,
cookie_secret=
"e446976943b4e8442f099fed1f3fea28462d5832f483a0ed9a3d5d3859f==78d",
session_secret=
"3cdcb1f00803b6e78ab50b466a40b9977db396840c28307f428b25e2277f1bcc",
session_timeout=3600,
store_options={
'redis_host': 'localhost',
'redis_port': 6379,
'redis_pass': '******',
},
login_url="/auth/login",
debug=options.debug,
allow_remote_access=True,
# static_url_prefix="", # static路径的前缀配置，在生产环境可以配置cdn
# ui_modules=UIModules,
# ui_methods=UIMethods
)
dsn = 'dbname=%s user=%s password=%s host=%s port=%s' % (
DB_DATABASE, DB_USER, DB_PASSWORD, DB_HOST, DB_PORT)
# pg 异步连接池
postgredb.mk_pool = momoko.Pool(
dsn=dsn,
size=1,
max_size=DB_ASYNC_MAXCONN,
ioloop=ioloop,
setsession=("SET TIME ZONE PRC", ),
raise_connect_errors=False,
cursor_factory=RealDictCursor, # 设置返回结果集为字典形式,不设置的话只是一个tupple
)
# this is a one way to run ioloop in sync
future = postgredb.mk_pool.connect()
ioloop.add_future(future, lambda f: ioloop.stop())
ioloop.start()
future.result()
#
# future = postgredb.mk_pool.register_json()
# # This is the other way to run ioloop in sync
# ioloop.run_sync(lambda: future)
Log.Info('Current Postgresql Version:%s' %
postgredb.mk_pool.server_version)
super(Application, self).__init__(handlers=main_urls, **settings)
for sub_url in sub_urls:
self.add_handlers(sub_url[0], sub_url[1])
self.session_manager = session.SessionManager(
settings["session_secret"], settings["store_options"],
settings["session_timeout"])
def sig_handler(self, sig, frame):
Log.Info('Caught signal: %s' % sig)
tornado.ioloop.IOLoop.instance().add_callback(self.shutdown)
