165 lines
5.7 KiB
Python
165 lines
5.7 KiB
Python
"""WebSocket service for real-time communication with user rooms."""
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import logging
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import socketio
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from app.core.config import settings
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from app.utils.auth import JWTUtils
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from app.utils.cookies import extract_access_token_from_cookies
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logger = logging.getLogger(__name__)
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class SocketManager:
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"""Manages WebSocket connections and user rooms."""
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def __init__(self) -> None:
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"""Initialize the SocketManager with a Socket.IO server."""
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self.sio = socketio.AsyncServer(
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cors_allowed_origins=settings.CORS_ORIGINS,
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logger=True,
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engineio_logger=True,
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async_mode="asgi",
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)
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# Track user rooms: user_id -> room_id
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self.user_rooms: dict[str, str] = {}
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# Track socket sessions: socket_id -> user_id
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self.socket_users: dict[str, str] = {}
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self._setup_handlers()
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def _setup_handlers(self) -> None:
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"""Set up socket event handlers."""
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@self.sio.event
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async def connect(sid: str, environ: dict) -> None:
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"""Handle client connection."""
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logger.info("Client %s attempting to connect", sid)
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# Extract access token from cookies
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cookie_header = environ.get("HTTP_COOKIE", "")
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access_token = extract_access_token_from_cookies(cookie_header)
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if not access_token:
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logger.warning("Client %s connecting without access token", sid)
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await self.sio.disconnect(sid)
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return
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try:
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# Validate JWT token and extract user info
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payload = JWTUtils.decode_access_token(access_token)
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user_id = payload.get("sub")
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if not user_id:
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logger.warning("Client %s token missing user ID", sid)
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await self.sio.disconnect(sid)
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return
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logger.info("User %s connected with socket %s", user_id, sid)
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except Exception:
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logger.exception("Client %s invalid token", sid)
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await self.sio.disconnect(sid)
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return
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# Store socket-user mapping
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self.socket_users[sid] = user_id
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# Create or join user's personal room
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room_id = f"user_{user_id}"
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await self.sio.enter_room(sid, room_id)
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# Update room tracking
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self.user_rooms[user_id] = room_id
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logger.info("User %s joined room %s", user_id, room_id)
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# Send welcome message to user
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await self.sio.emit(
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"user_connected",
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{
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"user_id": user_id,
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"room_id": room_id,
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"message": "Successfully connected to your personal room",
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},
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room=sid,
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)
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@self.sio.event
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async def disconnect(sid: str) -> None:
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"""Handle client disconnection."""
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user_id = self.socket_users.get(sid)
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if user_id:
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logger.info("User %s disconnected (socket %s)", user_id, sid)
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# Clean up mappings
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del self.socket_users[sid]
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if user_id in self.user_rooms:
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del self.user_rooms[user_id]
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else:
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logger.info("Unknown client %s disconnected", sid)
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@self.sio.event
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async def play_sound(sid: str, data: dict) -> None:
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"""Handle play sound event from client."""
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user_id = self.socket_users.get(sid)
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if not user_id:
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logger.warning("Play sound request from unknown client %s", sid)
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return
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sound_id = data.get("sound_id")
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if not sound_id:
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logger.warning(
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"Play sound request missing sound_id from user %s", user_id,
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)
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return
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try:
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# Import here to avoid circular imports
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from app.api.v1.sounds import play_sound_internal
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# Call the internal play sound function
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await play_sound_internal(int(sound_id), user_id)
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logger.info("User %s played sound %s via WebSocket", user_id, sound_id)
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except Exception as e:
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logger.exception(
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"Error playing sound %s for user %s: %s", sound_id, user_id, e,
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)
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# Emit error back to user
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await self.sio.emit(
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"sound_play_error",
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{"sound_id": sound_id, "error": str(e)},
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room=sid,
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)
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async def send_to_user(self, user_id: str, event: str, data: dict) -> bool:
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"""Send a message to a specific user's room."""
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room_id = self.user_rooms.get(user_id)
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if room_id:
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await self.sio.emit(event, data, room=room_id)
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logger.debug("Sent %s to user %s in room %s", event, user_id, room_id)
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return True
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logger.warning("User %s not found in any room", user_id)
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return False
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async def broadcast_to_all(self, event: str, data: dict) -> None:
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"""Broadcast a message to all connected users."""
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await self.sio.emit(event, data)
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logger.info("Broadcasted %s to all users", event)
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def get_connected_users(self) -> list:
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"""Get list of currently connected user IDs."""
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return list(self.user_rooms.keys())
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def get_room_info(self) -> dict:
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"""Get information about connected users."""
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return {
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"total_users": len(self.user_rooms),
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"connected_users": list(self.user_rooms.keys()),
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}
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# Global socket manager instance
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socket_manager = SocketManager()
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