diff options
Diffstat (limited to 'fg21sim/webui/handlers')
| -rw-r--r-- | fg21sim/webui/handlers/websocket.py | 38 |
1 files changed, 6 insertions, 32 deletions
diff --git a/fg21sim/webui/handlers/websocket.py b/fg21sim/webui/handlers/websocket.py index 9dc1c40..81e5ba3 100644 --- a/fg21sim/webui/handlers/websocket.py +++ b/fg21sim/webui/handlers/websocket.py @@ -17,14 +17,12 @@ References http://caniuse.com/#feat=websockets """ -import json import logging import tornado.websocket +from tornado.escape import json_decode, json_encode from tornado.options import options -from .console import ConsoleHandler -from .configs import ConfigsHandler from ..utils import get_host_ip, ip_in_network @@ -93,22 +91,12 @@ class WSHandler(tornado.websocket.WebSocketHandler): self.application.ws_clients.add(self) logger.info("Added new opened WebSocket client: {0}".format(self)) self.configs = self.application.configmanager - self.console_handler = ConsoleHandler(websocket=self) - self.configs_handler = ConfigsHandler(configs=self.configs) # Push current configurations to the client self._push_configs() def on_close(self): """Invoked when a new WebSocket is closed by the client.""" # Remove from the set of current connected clients - code, reason = None, None - if hasattr(self, "close_code"): - code = self.close_code - if hasattr(self, "close_reason"): - reason = self.close_reason - logger.warning("WebSocket: {0}: closed by client: {1}, {2}".format( - self.name, code, reason)) - # self.application.ws_clients.remove(self) logger.warning("Removed closed WebSocket client: {0}".format(self)) @@ -143,30 +131,16 @@ class WSHandler(tornado.websocket.WebSocketHandler): if ``success=False``. """ logger.debug("WebSocket: received message: {0}".format(message)) + msg = json_decode(message) try: - msg = json.loads(message) msg_type = msg["type"] - except json.JSONDecodeError: - logger.warning("WebSocket: message is not a valid JSON string") - response = {"success": False, - "type": None, - "error": "message is not a valid JSON string"} except (KeyError, TypeError): logger.warning("WebSocket: skip invalid message") response = {"success": False, "type": None, "error": "type is missing"} else: - # Check the message type and dispatch task - if msg_type == "configs": - # Request or set the configurations - response = self.configs_handler.handle_message(msg) - elif msg_type == "console": - # Control the simulation tasks, or request logging messages - # FIXME/XXX: - # * How to make this asynchronously ?? - response = self.console_handler.handle_message(msg) - elif msg_type == "results": + if msg_type == "results": # Request the simulation results response = self._handle_results(msg) else: @@ -177,7 +151,7 @@ class WSHandler(tornado.websocket.WebSocketHandler): "type": msg_type, "error": "unknown message type %s" % msg_type} # - msg_response = json.dumps(response) + msg_response = json_encode(response) self.write_message(msg_response) def broadcast(self, message): @@ -198,11 +172,11 @@ class WSHandler(tornado.websocket.WebSocketHandler): "action": "push", "data": data, "errors": errors} - message = json.dumps(msg) + message = json_encode(msg) logger.debug("Message of current configurations: {0}".format(message)) self.write_message(message) logger.info("WebSocket: Pushed current configurations data " + - "and validation errors to the client") + "with validation errors to the client") def _handle_results(self, msg): # Got a message of supported types |