def __init__(self, control, host=None, port=None, max_workers=None):
if host is None:
host = config.get_string('koapy.backend.kiwoom_open_api_plus.grpc.host', 'localhost')
if port is None:
port = config.get('koapy.backend.kiwoom_open_api_plus.grpc.port')
if port == 0:
port = get_free_localhost_port()
if max_workers is None:
max_workers = config.get_int('koapy.backend.kiwoom_open_api_plus.grpc.server.max_workers', 8)
self._control = control
self._host = host
self._port = port
self._max_workers = max_workers
self._address = self._host + ':' + str(self._port)
self._servicer = KiwoomOpenApiPlusServiceServicer(self._control)
self._executor = futures.ThreadPoolExecutor(max_workers=self._max_workers)
self._server = None
self._server_started = False
self._server_stopped = False
self.reinitialize_server()
atexit.register(self._executor.shutdown, False)
def is_ready(self, timeout=None):
if timeout is None:
timeout = config.get_int('koapy.backend.kiwoom_open_api_plus.grpc.client.is_ready.timeout', 10)
try:
grpc.channel_ready_future(self._channel).result(timeout=timeout)
return True
except grpc.FutureTimeoutError:
return False
def __init__(self,
port=None,
client_check_timeout=None,
verbosity=None,
log_level=None):
self._port = port or config.get(
'koapy.grpc.port') or get_free_localhost_port()
self._client_check_timeout = client_check_timeout
self._verbosity = verbosity
if log_level is None:
if self._verbosity is not None:
log_level = verbosity_to_loglevel(self._verbosity)
self._log_level = log_level
if self._log_level is not None:
set_loglevel(self._log_level)
self._server_proc_args = [
'python', '-m', 'koapy.pyqt5.tools.start_tray_application',
'--port',
str(self._port)
]
if self._verbosity:
self._server_proc_args.append('-' + 'v' * self._verbosity)
self._server_proc = None
self._server_proc_terminate_timeout = config.get_int(
'koapy.grpc.context.server.terminate.timeout', 10)
self._client = KiwoomOpenApiServiceClient(port=self._port)
logging.debug('Testing if client is ready...')
if not self._client.is_ready(client_check_timeout):
logging.debug('Client is not ready, creating a new server')
self._server_proc = subprocess.Popen(self._server_proc_args)
assert self._client.is_ready()
self._stub = self._client.get_stub()
else:
logging.debug('Client is ready, using existing server')
self._stub = self._client.get_stub()
self._lock = threading.RLock()
self._enter_count = 0
def __init__(self, port=None, client_check_timeout=None, verbosity=None, log_level=None):
if port is None:
port = config.get('koapy.backend.kiwoom_open_api_plus.grpc.port', 0) or get_free_localhost_port()
if log_level is None and verbosity is not None:
log_level = verbosity_to_loglevel(verbosity)
if verbosity is None and log_level is not None:
verbosity = loglevel_to_verbosity(log_level)
self._port = port
self._client_check_timeout = client_check_timeout
self._verbosity = verbosity
self._log_level = log_level
if self._log_level is not None:
set_loglevel(self._log_level)
self._server_executable = config.get('koapy.context.server.executable', None)
if not isinstance(self._server_executable, str):
self._server_executable = None
if self._server_executable is None:
envpath = config.get('koapy.context.server.executable.conda.envpath', None)
if envpath is not None and isinstance(envpath, str):
self._server_executable = subprocess.check_output([ # pylint: disable=unexpected-keyword-arg
'conda', 'run', '-p', envpath,
'python', '-c', 'import sys; print(sys.executable)',
], encoding=sys.stdout.encoding, creationflags=subprocess.CREATE_NO_WINDOW).strip()
if self._server_executable is None:
envname = config.get('koapy.context.server.executable.conda.envname', None)
if envname is not None and isinstance(envname, str):
self._server_executable = subprocess.check_output([ # pylint: disable=unexpected-keyword-arg
'conda', 'run', '-n', envname,
'python', '-c', 'import sys; print(sys.executable)',
], encoding=sys.stdout.encoding, creationflags=subprocess.CREATE_NO_WINDOW).strip()
if self._server_executable is None:
self._server_executable = sys.executable
self._server_proc_args = [self._server_executable, '-m', 'koapy.cli', 'serve']
if self._port is not None:
self._server_proc_args.extend(['-p', str(self._port)])
if self._verbosity is not None:
self._server_proc_args.extend(['-' + 'v' * self._verbosity])
self._server_proc = None
self._server_proc_terminate_timeout = config.get_int('koapy.context.server.terminate.timeout', 10)
self._client = KiwoomOpenApiPlusServiceClient(port=self._port)
self.logger.debug('Testing if client is ready...')
if not self._client.is_ready(self._client_check_timeout):
assert platform.architecture()[0] == '32bit', 'Server should run under 32bit environment'
self.logger.debug('Client is not ready, creating a new server')
self._server_proc = subprocess.Popen(self._server_proc_args)
assert self._client.is_ready(), 'Failed to create server'
self._stub = self._client.get_stub()
else:
self.logger.debug('Client is ready, using existing server')
self._stub = self._client.get_stub()
self._context_lock = threading.RLock()
self._enter_count = 0
def __init__(self,
port=None,
client_check_timeout=None,
verbosity=None,
log_level=None):
if port is None:
port = (config.get("koapy.backend.kiwoom_open_api_plus.grpc.port",
0) or get_free_localhost_port())
if log_level is None and verbosity is not None:
log_level = verbosity_to_loglevel(verbosity)
if verbosity is None and log_level is not None:
verbosity = loglevel_to_verbosity(log_level)
self._port = port
self._client_check_timeout = client_check_timeout
self._verbosity = verbosity
self._log_level = log_level
if self._log_level is not None:
set_loglevel(self._log_level)
self._server_executable = config.get("koapy.context.server.executable",
None)
if not isinstance(self._server_executable, str):
self._server_executable = None
if self._server_executable is None:
envpath = config.get(
"koapy.context.server.executable.conda.envpath", None)
if envpath is not None and isinstance(envpath, str):
self._server_executable = subprocess.check_output(
[ # pylint: disable=unexpected-keyword-arg
"conda",
"run",
"-p",
envpath,
"python",
"-c",
"import sys; print(sys.executable)",
],
encoding=sys.stdout.encoding,
creationflags=subprocess.CREATE_NO_WINDOW,
).strip()
if self._server_executable is None:
envname = config.get(
"koapy.context.server.executable.conda.envname", None)
if envname is not None and isinstance(envname, str):
self._server_executable = subprocess.check_output(
[ # pylint: disable=unexpected-keyword-arg
"conda",
"run",
"-n",
envname,
"python",
"-c",
"import sys; print(sys.executable)",
],
encoding=sys.stdout.encoding,
creationflags=subprocess.CREATE_NO_WINDOW,
).strip()
if self._server_executable is None:
self._server_executable = sys.executable
self._server_proc_args = [
self._server_executable, "-m", "koapy.cli", "serve"
]
if self._port is not None:
self._server_proc_args.extend(["-p", str(self._port)])
if self._verbosity is not None:
self._server_proc_args.extend(["-" + "v" * self._verbosity])
self._server_proc = None
self._server_proc_terminate_timeout = config.get_int(
"koapy.context.server.terminate.timeout", 10)
self._client = KiwoomOpenApiPlusServiceClient(port=self._port)
self.logger.debug("Testing if client is ready...")
if not self._client.is_ready(self._client_check_timeout):
assert (platform.architecture()[0] == "32bit"
), "Server should run under 32bit environment"
self.logger.debug("Client is not ready, creating a new server")
self._server_proc = subprocess.Popen(self._server_proc_args)
assert self._client.is_ready(), "Failed to create server"
self._stub = self._client.get_stub()
else:
self.logger.debug("Client is ready, using existing server")
self._stub = self._client.get_stub()
self._context_lock = threading.RLock()
self._enter_count = 0
class KiwoomOpenApiPlusServiceClientSideSignalConnector:
_lock = threading.RLock()
_observers = {}
_max_workers = config.get_int(
'koapy.backend.kiwoom_open_api_plus.grpc.client.signal_connector.max_workers',
8)
_executor = futures.ThreadPoolExecutor(max_workers=_max_workers)
def __init__(self, stub, name):
self._stub = stub
self._name = name
@classmethod
def _stop_observer(cls, observer):
request = KiwoomOpenApiPlusService_pb2.BidirectionalListenRequest()
observer.on_next(request)
observer.on_completed()
def _get_observer(self, callback, default=None):
return self._observers.setdefault(self._stub, {}).setdefault(
self._name, {}).get(callback, default)
def _remove_observer(self, callback):
with self._lock:
observer = self._get_observer(callback)
if observer:
self._stop_observer(observer)
del self._observers[self._stub][self._name][callback]
return observer
def _add_observer(self, callback):
with self._lock:
self._remove_observer(callback)
observer = QueueBasedIterableObserver()
self._observers[self._stub][self._name][callback] = observer
return observer
@classmethod
def shutdown(cls):
with cls._lock:
for _stub, names in cls._observers.items():
for _name, observers in names.items():
for _callback, observer in observers.items():
cls._stop_observer(observer)
cls._executor.shutdown(False)
def connect(self, callback):
with self._lock:
observer = self._add_observer(callback)
def fn():
request = KiwoomOpenApiPlusService_pb2.BidirectionalListenRequest(
)
request.listen_request.slots.append(self._name) # pylint: disable=no-member
observer.on_next(request)
observer_iterator = iter(observer)
for i, response in enumerate(
self._stub.BidirectionalListen(observer_iterator)): # pylint: disable=unused-variable
args = convert_arguments_from_protobuf_to_python(
response.arguments)
callback(*args)
request = KiwoomOpenApiPlusService_pb2.BidirectionalListenRequest(
)
observer.on_next(request)
future = self._executor.submit(fn)
def done(future):
err = future.exception()
if err:
raise err
future.add_done_callback(done)
def disconnect(self, callback):
with self._lock:
self._remove_observer(callback)
