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Run event loop configuration on startup

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prryplatypus 2021-10-10 19:38:35 +02:00
parent 33eed1144e
commit 7f69e43743
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GPG Key ID: 6687E128FB70819B
1 changed files with 27 additions and 24 deletions
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51
sanic/app.py
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@ -208,30 +208,6 @@ class Sanic(BaseSanic, metaclass=TouchUpMeta):
if self.config.REGISTER: if self.config.REGISTER:
self.__class__.register_app(self) self.__class__.register_app(self)
if self.config.USE_UVLOOP and not OS_IS_WINDOWS:
uvloop_success = use_uvloop()
# uvloop requested, but not installed
if not uvloop_success:
error_logger.warning(
"You are trying to use uvloop, but uvloop is not "
"installed in your system. In order to use uvloop "
"you must first install it. Otherwise, you can disable "
"uvloop completely by setting the 'USE_UVLOOP' "
"configuration value to false. The app will now continue "
"to run without using uvloop."
)
# uvloop requested and installed, but opted-out during install
elif strtobool(os.environ.get("SANIC_NO_UVLOOP", "no")):
error_logger.warning(
"You are running the app using uvloop, but the "
"'SANIC_NO_UVLOOP' environment variable (used to opt-out "
"of installing uvloop with Sanic) is set to true. If you "
"want to disable uvloop with Sanic, set the 'USE_UVLOOP' "
"configuration value to false."
)
self.router.ctx.app = self self.router.ctx.app = self
self.signal_router.ctx.app = self self.signal_router.ctx.app = self
@ -1034,6 +1010,8 @@ class Sanic(BaseSanic, metaclass=TouchUpMeta):
"#asynchronous-support" "#asynchronous-support"
) )
self._configure_event_loop()
if auto_reload or auto_reload is None and debug: if auto_reload or auto_reload is None and debug:
self.auto_reload = True self.auto_reload = True
if os.environ.get("SANIC_SERVER_RUNNING") != "true": if os.environ.get("SANIC_SERVER_RUNNING") != "true":
@ -1155,6 +1133,8 @@ class Sanic(BaseSanic, metaclass=TouchUpMeta):
protocol = ( protocol = (
WebSocketProtocol if self.websocket_enabled else HttpProtocol WebSocketProtocol if self.websocket_enabled else HttpProtocol
) )
self._configure_event_loop()
# if access_log is passed explicitly change config.ACCESS_LOG # if access_log is passed explicitly change config.ACCESS_LOG
if access_log is not None: if access_log is not None:
self.config.ACCESS_LOG = access_log self.config.ACCESS_LOG = access_log
@ -1438,6 +1418,29 @@ class Sanic(BaseSanic, metaclass=TouchUpMeta):
self.config.update_config(config) self.config.update_config(config)
def _configure_event_loop(self):
if self.config.USE_UVLOOP and not OS_IS_WINDOWS:
uvloop_success = use_uvloop()
if uvloop_success is False:
error_logger.warning(
"You are trying to use uvloop, but uvloop is not "
"installed in your system. In order to use uvloop "
"you must first install it. Otherwise, you can disable "
"uvloop completely by setting the 'USE_UVLOOP' "
"configuration value to false. Sanic will now continue "
"to run without using uvloop."
)
elif strtobool(os.environ.get("SANIC_NO_UVLOOP", "no")):
error_logger.warning(
"You are running Sanic using uvloop, but the "
"'SANIC_NO_UVLOOP' environment variable (used to opt-out "
"of installing uvloop with Sanic) is set to true. If you "
"want to disable uvloop with Sanic, set the 'USE_UVLOOP' "
"configuration value to false."
)
# -------------------------------------------------------------------- # # -------------------------------------------------------------------- #
# Class methods # Class methods
# -------------------------------------------------------------------- # # -------------------------------------------------------------------- #