async def _local_request(self, method, uri, cookies=None, *args, **kwargs):
import aiohttp
if uri.startswith(('http:', 'https:', 'ftp:', 'ftps://' '//')):
url = uri
else:
url = 'http://{host}:{port}{uri}'.format(
host=HOST, port=PORT, uri=uri)
log.info(url)
conn = aiohttp.TCPConnector(verify_ssl=False)
async with aiohttp.ClientSession(
cookies=cookies, connector=conn) as session:
async with getattr(
session, method.lower())(url, *args, **kwargs) as response:
try:
response.text = await response.text()
except UnicodeDecodeError as e:
response.text = None
try:
response.json = await response.json()
except (JSONDecodeError,
UnicodeDecodeError,
aiohttp.ClientResponseError):
response.json = None
response.body = await response.read()
return response
def run(self, host=None, port=None, debug=False, ssl=None,
sock=None, workers=1, protocol=None,
backlog=100, stop_event=None, register_sys_signals=True,
log_config=None):
"""Run the HTTP Server and listen until keyboard interrupt or term
signal. On termination, drain connections before closing.
:param host: Address to host on
:param port: Port to host on
:param debug: Enables debug output (slows server)
:param ssl: SSLContext, or location of certificate and key
for SSL encryption of worker(s)
:param sock: Socket for the server to accept connections from
:param workers: Number of processes
received before it is respected
:param backlog:
:param stop_event:
:param register_sys_signals:
:param protocol: Subclass of asyncio protocol class
:return: Nothing
"""
if sock is None:
host, port = host or "127.0.0.1", port or 8000
if log_config:
self.log_config = log_config
logging.config.dictConfig(log_config)
if protocol is None:
protocol = (WebSocketProtocol if self.websocket_enabled
else HttpProtocol)
if stop_event is not None:
if debug:
warnings.simplefilter('default')
warnings.warn("stop_event will be removed from future versions.",
DeprecationWarning)
server_settings = self._helper(
host=host, port=port, debug=debug, ssl=ssl, sock=sock,
workers=workers, protocol=protocol, backlog=backlog,
register_sys_signals=register_sys_signals,
has_log=self.log_config is not None)
try:
self.is_running = True
if workers == 1:
serve(**server_settings)
else:
serve_multiple(server_settings, workers)
except:
log.exception(
'Experienced exception while trying to serve')
raise
finally:
self.is_running = False
log.info("Server Stopped")
def before_stop(app, loop):
log.info("TRIED EVERYTHING")
def log_reload(self, filename):
"""Log reload."""
filename = os.path.abspath(filename)
log.info(' * Detected change in %r, reloading' % filename)
def serve(host,
port,
request_handler,
error_handler,
before_start=None,
after_start=None,
before_stop=None,
after_stop=None,
debug=False,
request_timeout=60,
ssl=None,
sock=None,
request_max_size=None,
reuse_port=False,
loop=None,
protocol=HttpProtocol,
backlog=100,
register_sys_signals=True,
run_async=False,
connections=None,
signal=Signal()):
"""Start asynchronous HTTP Server on an individual process.
:param host: Address to host on
:param port: Port to host on
:param request_handler: Sanic request handler with middleware
:param error_handler: Sanic error handler with middleware
:param before_start: function to be executed before the server starts
listening. Takes arguments `app` instance and `loop`
:param after_start: function to be executed after the server starts
listening. Takes arguments `app` instance and `loop`
:param before_stop: function to be executed when a stop signal is
received before it is respected. Takes arguments
`app` instance and `loop`
:param after_stop: function to be executed when a stop signal is
received after it is respected. Takes arguments
`app` instance and `loop`
:param debug: enables debug output (slows server)
:param request_timeout: time in seconds
:param ssl: SSLContext
:param sock: Socket for the server to accept connections from
:param request_max_size: size in bytes, `None` for no limit
:param reuse_port: `True` for multiple workers
:param loop: asyncio compatible event loop
:param protocol: subclass of asyncio protocol class
:return: Nothing
"""
if not run_async:
loop = async_loop.new_event_loop()
asyncio.set_event_loop(loop)
if debug:
loop.set_debug(debug)
trigger_events(before_start, loop)
connections = connections if connections is not None else set()
server = partial(
protocol,
loop=loop,
connections=connections,
signal=signal,
request_handler=request_handler,
error_handler=error_handler,
request_timeout=request_timeout,
request_max_size=request_max_size,
)
server_coroutine = loop.create_server(server,
host,
port,
ssl=ssl,
reuse_port=reuse_port,
sock=sock,
backlog=backlog)
# Instead of pulling time at the end of every request,
# pull it once per minute
loop.call_soon(partial(update_current_time, loop))
if run_async:
return server_coroutine
try:
http_server = loop.run_until_complete(server_coroutine)
except:
log.exception("Unable to start server")
return
trigger_events(after_start, loop)
# Register signals for graceful termination
if register_sys_signals:
for _signal in (SIGINT, SIGTERM):
try:
loop.add_signal_handler(_signal, loop.stop)
except NotImplementedError:
log.warn('Sanic tried to use loop.add_signal_handler but it is'
' not implemented on this platform.')
pid = os.getpid()
try:
log.info('Starting worker [{}]'.format(pid))
loop.run_forever()
finally:
log.info("Stopping worker [{}]".format(pid))
# Run the on_stop function if provided
trigger_events(before_stop, loop)
# Wait for event loop to finish and all connections to drain
http_server.close()
loop.run_until_complete(http_server.wait_closed())
# Complete all tasks on the loop
signal.stopped = True
for connection in connections:
connection.close_if_idle()
while connections:
loop.run_until_complete(asyncio.sleep(0.1))
trigger_events(after_stop, loop)
loop.close()
async def test(request):
log.info("Received GET /")
return json(await expensive_call())
def run(self,
host="127.0.0.1",
port=8000,
debug=False,
before_start=None,
after_start=None,
before_stop=None,
after_stop=None,
ssl=None,
sock=None,
workers=1,
loop=None,
protocol=None,
backlog=100,
stop_event=None,
register_sys_signals=True):
"""Run the HTTP Server and listen until keyboard interrupt or term
signal. On termination, drain connections before closing.
:param host: Address to host on
:param port: Port to host on
:param debug: Enables debug output (slows server)
:param before_start: Functions to be executed before the server starts
accepting connections
:param after_start: Functions to be executed after the server starts
accepting connections
:param before_stop: Functions to be executed when a stop signal is
received before it is respected
:param after_stop: Functions to be executed when all requests are
complete
:param ssl: SSLContext for SSL encryption of worker(s)
:param sock: Socket for the server to accept connections from
:param workers: Number of processes
received before it is respected
:param loop:
:param backlog:
:param stop_event:
:param register_sys_signals:
:param protocol: Subclass of asyncio protocol class
:return: Nothing
"""
if protocol is None:
protocol = (WebSocketProtocol
if self.websocket_enabled else HttpProtocol)
server_settings = self._helper(
host=host,
port=port,
debug=debug,
before_start=before_start,
after_start=after_start,
before_stop=before_stop,
after_stop=after_stop,
ssl=ssl,
sock=sock,
workers=workers,
loop=loop,
protocol=protocol,
backlog=backlog,
stop_event=stop_event,
register_sys_signals=register_sys_signals)
try:
self.is_running = True
if workers == 1:
serve(**server_settings)
else:
serve_multiple(server_settings, workers, stop_event)
except:
log.exception('Experienced exception while trying to serve')
finally:
self.is_running = False
log.info("Server Stopped")
def run(self,
host=None,
port=None,
debug=False,
ssl=None,
sock=None,
workers=1,
protocol=None,
backlog=100,
stop_event=None,
register_sys_signals=True,
log_config=None):
"""Run the HTTP Server and listen until keyboard interrupt or term
signal. On termination, drain connections before closing.
:param host: Address to host on
:param port: Port to host on
:param debug: Enables debug output (slows server)
:param ssl: SSLContext, or location of certificate and key
for SSL encryption of worker(s)
:param sock: Socket for the server to accept connections from
:param workers: Number of processes
received before it is respected
:param backlog:
:param stop_event:
:param register_sys_signals:
:param protocol: Subclass of asyncio protocol class
:return: Nothing
"""
if sock is None:
host, port = host or "127.0.0.1", port or 8000
if log_config:
self.log_config = log_config
logging.config.dictConfig(log_config)
if protocol is None:
protocol = (WebSocketProtocol
if self.websocket_enabled else HttpProtocol)
if stop_event is not None:
if debug:
warnings.simplefilter('default')
warnings.warn("stop_event will be removed from future versions.",
DeprecationWarning)
server_settings = self._helper(
host=host,
port=port,
debug=debug,
ssl=ssl,
sock=sock,
workers=workers,
protocol=protocol,
backlog=backlog,
register_sys_signals=register_sys_signals,
has_log=self.log_config is not None)
try:
self.is_running = True
if workers == 1:
serve(**server_settings)
else:
serve_multiple(server_settings, workers)
except:
log.exception('Experienced exception while trying to serve')
raise
finally:
self.is_running = False
log.info("Server Stopped")
def before_stop(loop):
log.info("TRIED EVERYTHING")
def serve(host, port, request_handler, error_handler, before_start=None,
after_start=None, before_stop=None, after_stop=None, debug=False,
request_timeout=60, ssl=None, sock=None, request_max_size=None,
reuse_port=False, loop=None, protocol=HttpProtocol, backlog=100,
register_sys_signals=True, run_async=False, connections=None,
signal=Signal(), request_class=None, has_log=True, keep_alive=True,
is_request_stream=False, router=None, websocket_max_size=None,
websocket_max_queue=None, state=None,
graceful_shutdown_timeout=15.0):
"""Start asynchronous HTTP Server on an individual process.
:param host: Address to host on
:param port: Port to host on
:param request_handler: Sanic request handler with middleware
:param error_handler: Sanic error handler with middleware
:param before_start: function to be executed before the server starts
listening. Takes arguments `app` instance and `loop`
:param after_start: function to be executed after the server starts
listening. Takes arguments `app` instance and `loop`
:param before_stop: function to be executed when a stop signal is
received before it is respected. Takes arguments
`app` instance and `loop`
:param after_stop: function to be executed when a stop signal is
received after it is respected. Takes arguments
`app` instance and `loop`
:param debug: enables debug output (slows server)
:param request_timeout: time in seconds
:param ssl: SSLContext
:param sock: Socket for the server to accept connections from
:param request_max_size: size in bytes, `None` for no limit
:param reuse_port: `True` for multiple workers
:param loop: asyncio compatible event loop
:param protocol: subclass of asyncio protocol class
:param request_class: Request class to use
:param has_log: disable/enable access log and error log
:param is_request_stream: disable/enable Request.stream
:param router: Router object
:return: Nothing
"""
if not run_async:
loop = async_loop.new_event_loop()
asyncio.set_event_loop(loop)
if debug:
loop.set_debug(debug)
connections = connections if connections is not None else set()
server = partial(
protocol,
loop=loop,
connections=connections,
signal=signal,
request_handler=request_handler,
error_handler=error_handler,
request_timeout=request_timeout,
request_max_size=request_max_size,
request_class=request_class,
has_log=has_log,
keep_alive=keep_alive,
is_request_stream=is_request_stream,
router=router,
websocket_max_size=websocket_max_size,
websocket_max_queue=websocket_max_queue,
state=state,
debug=debug,
)
server_coroutine = loop.create_server(
server,
host,
port,
ssl=ssl,
reuse_port=reuse_port,
sock=sock,
backlog=backlog
)
# Instead of pulling time at the end of every request,
# pull it once per minute
loop.call_soon(partial(update_current_time, loop))
if run_async:
return server_coroutine
trigger_events(before_start, loop)
try:
http_server = loop.run_until_complete(server_coroutine)
except:
log.exception("Unable to start server")
return
trigger_events(after_start, loop)
# Register signals for graceful termination
if register_sys_signals:
for _signal in (SIGINT, SIGTERM):
try:
loop.add_signal_handler(_signal, loop.stop)
except NotImplementedError:
log.warn('Sanic tried to use loop.add_signal_handler but it is'
' not implemented on this platform.')
pid = os.getpid()
try:
log.info('Starting worker [{}]'.format(pid))
loop.run_forever()
finally:
log.info("Stopping worker [{}]".format(pid))
# Run the on_stop function if provided
trigger_events(before_stop, loop)
# Wait for event loop to finish and all connections to drain
http_server.close()
loop.run_until_complete(http_server.wait_closed())
# Complete all tasks on the loop
signal.stopped = True
for connection in connections:
connection.close_if_idle()
# Gracefully shutdown timeout.
# We should provide graceful_shutdown_timeout,
# instead of letting connection hangs forever.
# Let's roughly calcucate time.
start_shutdown = 0
while connections and (start_shutdown < graceful_shutdown_timeout):
loop.run_until_complete(asyncio.sleep(0.1))
start_shutdown = start_shutdown + 0.1
# Force close non-idle connection after waiting for
# graceful_shutdown_timeout
coros = []
for conn in connections:
if hasattr(conn, "websocket") and conn.websocket:
coros.append(conn.websocket.close_connection(force=True))
else:
conn.close()
_shutdown = asyncio.gather(*coros, loop=loop)
loop.run_until_complete(_shutdown)
trigger_events(after_stop, loop)
loop.close()
async def close_mysql(_app, loop):
_app.mysql.close()
log.info('closing mysql connection for [pid:{}]'.format(
os.getpid()))
await _app.mysql.wait_closed()
async def ping(request):
if settings.DEBUG:
log.info('/ping')
return response.json({'status': 'ok'})
async def sub_close(app, loop):
log.info("mongo connection {numbr}".format(numbr=len(self.GridFSs)))
for bucket_name,bucket in self.GridFSs.items():
bucket.client.close
log.info("{bucket_name} connection closed".format(bucket_name=bucket_name))
async def test(request):
log.info("Received GET /")
return json(await expensive_call())
async def expensive_call():
log.info("Expensive has been called")
await asyncio.sleep(3)
return {"test": True}
def serve(host, port, request_handler, error_handler, debug=False,
request_timeout=60, sock=None, request_max_size=None,
reuse_port=False, loop=None, protocol=HttpProtocol, backlog=100):
"""
在一个独立进程中启动异步 HTTP 服务器.
:param host: 服务器地址
:param port: 服务器端口
:param request_handler: 请求处理器
:param error_handler: 异常处理器
:param debug: 开启 debug 输出
:param request_timeout: 以秒为单位，请求超时时间
:param sock: 接受连接的套接字
:param request_max_size: 大小以字节为单位，`None`代表无限制
:param reuse_port: `True` for multiple workers
:param loop: 异步事件循环
:param protocol: 异步协议类的子类
"""
# 创建事件循环
loop = loop or async_loop.new_event_loop()
asyncio.set_event_loop(loop)
# 开启 debug
if debug:
loop.set_debug(debug)
connections = set()
signal = Signal()
# 配置 server 参数
server = partial(
protocol,
loop=loop,
connections=connections,
signal=signal,
request_handler=request_handler,
error_handler=error_handler,
request_timeout=request_timeout,
request_max_size=request_max_size,
)
# 创建 server 协程
server_coroutine = loop.create_server(
server,
host,
port,
reuse_port=reuse_port,
sock=sock,
backlog=backlog
)
# 每分钟都 pull time，而不是在每个请求结束后
loop.call_soon(partial(update_current_time, loop))
try:
http_server = loop.run_until_complete(server_coroutine) # 启动协程
except Exception:
log.exception("Unable to start server")
return
# Register signals for graceful termination
for _signal in (SIGINT, SIGTERM):
loop.add_signal_handler(_signal, loop.stop)
# 启动服务器
try:
loop.run_forever()
finally:
log.info("Stop requested, draining connections...")
# 事件循环解说后释放所有连接
http_server.close()
loop.run_until_complete(http_server.wait_closed())
# 再循环中完成所有 tasks
signal.stopped = True
for connection in connections:
connection.close_if_idle()
while connections:
loop.run_until_complete(asyncio.sleep(0.1))
loop.close()
async def reuse(request):
log.info("Received GET /reuse")
return json(await reuse_data())
def after_start(loop):
log.info("OH OH OH OH OHHHHHHHH")
def before_start(loop):
log.info("OH OH OH OH OHHHHHHHH")
def _helper(self, host="127.0.0.1", port=8000, debug=False,
before_start=None, after_start=None, before_stop=None,
after_stop=None, ssl=None, sock=None, workers=1, loop=None,
protocol=HttpProtocol, backlog=100, stop_event=None,
register_sys_signals=True, run_async=False, has_log=True):
"""Helper function used by `run` and `create_server`."""
if isinstance(ssl, dict):
# try common aliaseses
cert = ssl.get('cert') or ssl.get('certificate')
key = ssl.get('key') or ssl.get('keyfile')
if cert is None or key is None:
raise ValueError("SSLContext or certificate and key required.")
context = create_default_context(purpose=Purpose.CLIENT_AUTH)
context.load_cert_chain(cert, keyfile=key)
ssl = context
if stop_event is not None:
if debug:
warnings.simplefilter('default')
warnings.warn("stop_event will be removed from future versions.",
DeprecationWarning)
if loop is not None:
if debug:
warnings.simplefilter('default')
warnings.warn("Passing a loop will be deprecated in version"
" 0.4.0 https://github.com/channelcat/sanic/"
"pull/335 has more information.",
DeprecationWarning)
# Deprecate this
if any(arg is not None for arg in (after_stop, after_start,
before_start, before_stop)):
if debug:
warnings.simplefilter('default')
warnings.warn("Passing a before_start, before_stop, after_start or"
"after_stop callback will be deprecated in next "
"major version after 0.4.0",
DeprecationWarning)
self.error_handler.debug = debug
self.debug = debug
server_settings = {
'protocol': protocol,
'request_class': self.request_class,
'host': host,
'port': port,
'sock': sock,
'ssl': ssl,
'signal': Signal(),
'debug': debug,
'request_handler': self.handle_request,
'error_handler': self.error_handler,
'request_timeout': self.config.REQUEST_TIMEOUT,
'request_max_size': self.config.REQUEST_MAX_SIZE,
'keep_alive': self.config.KEEP_ALIVE,
'loop': loop,
'register_sys_signals': register_sys_signals,
'backlog': backlog,
'has_log': has_log
}
# -------------------------------------------- #
# Register start/stop events
# -------------------------------------------- #
for event_name, settings_name, reverse, args in (
("before_server_start", "before_start", False, before_start),
("after_server_start", "after_start", False, after_start),
("before_server_stop", "before_stop", True, before_stop),
("after_server_stop", "after_stop", True, after_stop),
):
listeners = self.listeners[event_name].copy()
if args:
if callable(args):
listeners.append(args)
else:
listeners.extend(args)
if reverse:
listeners.reverse()
# Prepend sanic to the arguments when listeners are triggered
listeners = [partial(listener, self) for listener in listeners]
server_settings[settings_name] = listeners
if debug:
log.setLevel(logging.DEBUG)
if self.config.LOGO is not None:
log.debug(self.config.LOGO)
if run_async:
server_settings['run_async'] = True
# Serve
if host and port:
proto = "http"
if ssl is not None:
proto = "https"
log.info('Goin\' Fast @ {}://{}:{}'.format(proto, host, port))
return server_settings
def before_stop(app, loop):
log.info("SERVER STOPPING")
def sig_handler(signal, frame):
log.info("Received signal {}. Shutting down.".format(
Signals(signal).name))
for process in processes:
os.kill(process.pid, SIGINT)
def after_stop(app, loop):
log.info("TRIED EVERYTHING")
def _helper(self,
host="127.0.0.1",
port=8000,
debug=False,
before_start=None,
after_start=None,
before_stop=None,
after_stop=None,
ssl=None,
sock=None,
workers=1,
loop=None,
protocol=HttpProtocol,
backlog=100,
stop_event=None,
register_sys_signals=True,
run_async=False):
"""Helper function used by `run` and `create_server`."""
if loop is not None:
if debug:
warnings.simplefilter('default')
warnings.warn(
"Passing a loop will be deprecated in version"
" 0.4.0 https://github.com/channelcat/sanic/"
"pull/335 has more information.", DeprecationWarning)
# Deprecate this
if any(arg is not None for arg in (after_stop, after_start,
before_start, before_stop)):
if debug:
warnings.simplefilter('default')
warnings.warn(
"Passing a before_start, before_stop, after_start or"
"after_stop callback will be deprecated in next "
"major version after 0.4.0", DeprecationWarning)
self.error_handler.debug = debug
self.debug = debug
server_settings = {
'protocol': protocol,
'host': host,
'port': port,
'sock': sock,
'ssl': ssl,
'debug': debug,
'request_handler': self.handle_request,
'error_handler': self.error_handler,
'request_timeout': self.config.REQUEST_TIMEOUT,
'request_max_size': self.config.REQUEST_MAX_SIZE,
'loop': loop,
'register_sys_signals': register_sys_signals,
'backlog': backlog
}
# -------------------------------------------- #
# Register start/stop events
# -------------------------------------------- #
for event_name, settings_name, reverse, args in (
("before_server_start", "before_start", False, before_start),
("after_server_start", "after_start", False, after_start),
("before_server_stop", "before_stop", True, before_stop),
("after_server_stop", "after_stop", True, after_stop),
):
listeners = self.listeners[event_name].copy()
if args:
if callable(args):
listeners.append(args)
else:
listeners.extend(args)
if reverse:
listeners.reverse()
# Prepend sanic to the arguments when listeners are triggered
listeners = [partial(listener, self) for listener in listeners]
server_settings[settings_name] = listeners
if debug:
log.setLevel(logging.DEBUG)
if self.config.LOGO is not None:
log.debug(self.config.LOGO)
if run_async:
server_settings['run_async'] = True
# Serve
proto = "http"
if ssl is not None:
proto = "https"
log.info('Goin\' Fast @ {}://{}:{}'.format(proto, host, port))
return server_settings
def before_start(app, loop):
log.info("SERVER STARTING")
def _helper(self,
host=None,
port=None,
debug=False,
ssl=None,
sock=None,
workers=1,
loop=None,
protocol=HttpProtocol,
backlog=100,
stop_event=None,
register_sys_signals=True,
run_async=False,
has_log=True):
"""Helper function used by `run` and `create_server`."""
if isinstance(ssl, dict):
# try common aliaseses
cert = ssl.get('cert') or ssl.get('certificate')
key = ssl.get('key') or ssl.get('keyfile')
if cert is None or key is None:
raise ValueError("SSLContext or certificate and key required.")
context = create_default_context(purpose=Purpose.CLIENT_AUTH)
context.load_cert_chain(cert, keyfile=key)
ssl = context
if stop_event is not None:
if debug:
warnings.simplefilter('default')
warnings.warn("stop_event will be removed from future versions.",
DeprecationWarning)
self.error_handler.debug = debug
self.debug = debug
server_settings = {
'protocol': protocol,
'request_class': self.request_class,
'is_request_stream': self.is_request_stream,
'router': self.router,
'host': host,
'port': port,
'sock': sock,
'ssl': ssl,
'signal': Signal(),
'debug': debug,
'request_handler': self.handle_request,
'error_handler': self.error_handler,
'request_timeout': self.config.REQUEST_TIMEOUT,
'request_max_size': self.config.REQUEST_MAX_SIZE,
'keep_alive': self.config.KEEP_ALIVE,
'loop': loop,
'register_sys_signals': register_sys_signals,
'backlog': backlog,
'has_log': has_log,
'websocket_max_size': self.config.WEBSOCKET_MAX_SIZE,
'websocket_max_queue': self.config.WEBSOCKET_MAX_QUEUE,
'graceful_shutdown_timeout': self.config.GRACEFUL_SHUTDOWN_TIMEOUT
}
# -------------------------------------------- #
# Register start/stop events
# -------------------------------------------- #
for event_name, settings_name, reverse in (
("before_server_start", "before_start", False),
("after_server_start", "after_start", False),
("before_server_stop", "before_stop", True),
("after_server_stop", "after_stop", True),
):
listeners = self.listeners[event_name].copy()
if reverse:
listeners.reverse()
# Prepend sanic to the arguments when listeners are triggered
listeners = [partial(listener, self) for listener in listeners]
server_settings[settings_name] = listeners
if debug:
log.setLevel(logging.DEBUG)
if self.config.LOGO is not None:
log.debug(self.config.LOGO)
if run_async:
server_settings['run_async'] = True
# Serve
if host and port:
proto = "http"
if ssl is not None:
proto = "https"
log.info('Goin\' Fast @ {}://{}:{}'.format(proto, host, port))
return server_settings
def sig_handler(signal, frame):
log.info("Received signal {}. Shutting down.".format(
Signals(signal).name))
async def expensive_call():
log.info("Expensive has been called")
await asyncio.sleep(3)
return {"test": True}
import settings
from controller import bp_v1, bp_v2
__author__ = 'lpe234'
app = Sanic(name='SanicDemo')
# load config by hostname, and check config.
host_name = socket.gethostname().capitalize().replace('.',
'_').replace('-', '')
app.config.from_object(
getattr(settings, '{}Config'.format(host_name), settings.Config))
if app.config.get('CONFIG_NAME'):
info_msg = 'load config from: {}'.format(app.config.get('CONFIG_NAME'))
log.info(info_msg)
else:
err_msg = 'Config Wrong, Please Check With host_name: {}'.format(host_name)
exit(err_msg)
# register blueprints on the app
app.blueprint(bp_v1, url_prefix='/v1')
app.blueprint(bp_v2, url_prefix='/v2')
@app.get('/')
async def test(request):
return json({'hello': 'world'})
if __name__ == '__main__':
def after_start(app, loop):
log.info("OH OH OH OH OHHHHHHHH")
def before_start(app, loop):
log.info("SERVER STARTING")
def default_close_connection(app, loop):
if hasattr(app, 'motor_client'):
log.info('closing motor connection')
app.motor_client.close()
def before_stop(app, loop):
log.info("SERVER STOPPING")
def _helper(self, host=None, port=None, debug=False,
ssl=None, sock=None, workers=1, loop=None,
protocol=HttpProtocol, backlog=100, stop_event=None,
register_sys_signals=True, run_async=False, has_log=True):
"""Helper function used by `run` and `create_server`."""
if isinstance(ssl, dict):
# try common aliaseses
cert = ssl.get('cert') or ssl.get('certificate')
key = ssl.get('key') or ssl.get('keyfile')
if cert is None or key is None:
raise ValueError("SSLContext or certificate and key required.")
context = create_default_context(purpose=Purpose.CLIENT_AUTH)
context.load_cert_chain(cert, keyfile=key)
ssl = context
if stop_event is not None:
if debug:
warnings.simplefilter('default')
warnings.warn("stop_event will be removed from future versions.",
DeprecationWarning)
self.error_handler.debug = debug
self.debug = debug
server_settings = {
'protocol': protocol,
'request_class': self.request_class,
'is_request_stream': self.is_request_stream,
'router': self.router,
'host': host,
'port': port,
'sock': sock,
'ssl': ssl,
'signal': Signal(),
'debug': debug,
'request_handler': self.handle_request,
'error_handler': self.error_handler,
'request_timeout': self.config.REQUEST_TIMEOUT,
'request_max_size': self.config.REQUEST_MAX_SIZE,
'keep_alive': self.config.KEEP_ALIVE,
'loop': loop,
'register_sys_signals': register_sys_signals,
'backlog': backlog,
'has_log': has_log,
'websocket_max_size': self.config.WEBSOCKET_MAX_SIZE,
'websocket_max_queue': self.config.WEBSOCKET_MAX_QUEUE,
'graceful_shutdown_timeout': self.config.GRACEFUL_SHUTDOWN_TIMEOUT
}
# -------------------------------------------- #
# Register start/stop events
# -------------------------------------------- #
for event_name, settings_name, reverse in (
("before_server_start", "before_start", False),
("after_server_start", "after_start", False),
("before_server_stop", "before_stop", True),
("after_server_stop", "after_stop", True),
):
listeners = self.listeners[event_name].copy()
if reverse:
listeners.reverse()
# Prepend sanic to the arguments when listeners are triggered
listeners = [partial(listener, self) for listener in listeners]
server_settings[settings_name] = listeners
if debug:
log.setLevel(logging.DEBUG)
if self.config.LOGO is not None:
log.debug(self.config.LOGO)
if run_async:
server_settings['run_async'] = True
# Serve
if host and port:
proto = "http"
if ssl is not None:
proto = "https"
log.info('Goin\' Fast @ {}://{}:{}'.format(proto, host, port))
return server_settings
def after_stop(app, loop):
log.info("TRIED EVERYTHING")
