743 lines
28 KiB
Python
743 lines
28 KiB
Python
from fastapi import APIRouter, FastAPI, Response, WebSocket, WebSocketDisconnect
|
|
from fastapi.responses import HTMLResponse
|
|
from pydantic import BaseModel, EmailStr, Field
|
|
from typing import Dict, List, Optional, Set, Union
|
|
import asyncio, base64, datetime, hashlib, json, os, pathlib, shutil, time
|
|
import redis.asyncio as redis
|
|
# import aioredis, redis, asyncio, base64, datetime, hashlib, json, os, pathlib, shutil, time
|
|
# from aioredis import from_url, Redis
|
|
# import asyncio
|
|
# import aioredis
|
|
# import async_timeout
|
|
|
|
from app.lib_general import log, logging, common_route_params, Common_Route_Params, common_route_params_min, Common_Route_Params_Min
|
|
from app.config import settings
|
|
|
|
router = APIRouter()
|
|
|
|
|
|
class ConnectionManager:
|
|
def __init__(self):
|
|
# NOTE: The active_connections list should be in Redis
|
|
self.active_connections: List[WebSocket] = []
|
|
|
|
async def connect(self, websocket: WebSocket):
|
|
await websocket.accept()
|
|
log.setLevel(logging.DEBUG)
|
|
log.info('WS connect: Header Security Key:'+websocket.headers.get('sec-websocket-key'))
|
|
# log.debug(dir(websocket))
|
|
# log.debug(websocket.client) # the Address(host=ip, port=number)
|
|
# log.info('WS Key: '+websocket.headers.get('sec-websocket-key'))
|
|
# log.debug(websocket.headers) # Most useful
|
|
# log.debug(websocket.app) # Nope
|
|
# log.debug(websocket.app()) # Nope
|
|
# log.debug(websocket.session) # Nope
|
|
# log.debug(websocket.session()) # Nope
|
|
# log.debug(websocket.user) # Nope
|
|
# log.debug(websocket.values()) # Not sure if useful
|
|
|
|
self.active_connections.append(websocket)
|
|
log.debug(self.active_connections)
|
|
|
|
redis_conn = redis.Redis(host=settings.REDIS['server'], port=settings.REDIS['port'], db=6, password=None, encoding='utf-8', decode_responses=True)
|
|
|
|
# message = {'hello': 'world', 'goodbye': 'test'}
|
|
# data = json.loads(message)
|
|
|
|
ws_header_key = websocket.headers.get('sec-websocket-key')
|
|
key_name = f'ws:sec_key:{ws_header_key}'
|
|
data = {'ws_header_key': ws_header_key}
|
|
|
|
redis_conn.setex(key_name, datetime.timedelta(minutes=90), json.dumps(data))
|
|
|
|
r_entry = json.loads(redis_conn.get(key_name)) # For testing...
|
|
r_ttl = redis_conn.ttl(key_name) # For testing...
|
|
|
|
# log.debug(r_entry) # For testing...
|
|
# log.debug(r_entry.get('ws_header_key')) # For testing...
|
|
# log.debug(r_ttl) # For testing...
|
|
|
|
|
|
|
|
# r_entries = redis.scan()
|
|
# log.debug(r_entries)
|
|
|
|
redis_conn.close()
|
|
# await redis.close()
|
|
|
|
async def connect_w_client_id(self, websocket: WebSocket, client_id: str, group_id = None):
|
|
await websocket.accept()
|
|
log.setLevel(logging.DEBUG)
|
|
log.info('WS connect: Header Security Key:'+websocket.headers.get('sec-websocket-key'))
|
|
|
|
self.active_connections.append(websocket)
|
|
log.debug(self.active_connections)
|
|
|
|
redis_conn = redis.Redis(host=settings.REDIS['server'], port=settings.REDIS['port'], db=6, password=None, encoding='utf-8', decode_responses=True)
|
|
|
|
# # ### Redis ### Testing One
|
|
# ws_header_key = websocket.headers.get('sec-websocket-key')
|
|
# key_name = f'ws:sec_key:{ws_header_key}'
|
|
# data = {'ws_header_key': ws_header_key}
|
|
|
|
# redis_conn.setex(key_name, datetime.timedelta(minutes=90), json.dumps(data))
|
|
|
|
# r_entry = json.loads(redis_conn.get(key_name)) # For testing...
|
|
# r_ttl = redis_conn.ttl(key_name) # For testing...
|
|
|
|
# # log.debug(r_entry) # For testing...
|
|
# # log.debug(r_entry.get('ws_header_key')) # For testing...
|
|
# # log.debug(r_ttl) # For testing...
|
|
|
|
# # ### Redis ### Testing Two!!
|
|
# key_name = f'ws:conn:{ws_header_key}'
|
|
# data = websocket
|
|
|
|
# redis_conn.setex(key_name, datetime.timedelta(minutes=90), json.dumps(data))
|
|
|
|
# r_entry = json.loads(redis_conn.get(key_name)) # For testing...
|
|
|
|
# log.debug(r_entry) # For testing...
|
|
|
|
|
|
# ### Redis ### Testing Three!!!
|
|
ws_header_key = websocket.headers.get('sec-websocket-key')
|
|
|
|
# # Set WS connection in Redis based on WS header security key
|
|
# key_name = f'ws:header_key:{ws_header_key}'
|
|
# data = {'ws_conn': websocket}
|
|
|
|
# redis_conn.setex(key_name, datetime.timedelta(minutes=90), json.dumps(data))
|
|
|
|
# Get new ws_header_key and group_id
|
|
ws_header_key = websocket.headers.get('sec-websocket-key')
|
|
group_id = websocket.path_params.get('group_id')
|
|
|
|
# Figure out key_name
|
|
key_name = f'ws:group_id:{group_id}'
|
|
|
|
# Get the current list from Redis entry
|
|
|
|
# group_id_ws_conn_li = []
|
|
# group_id_ws_conn_li = redis_conn.get(key_name, [])
|
|
|
|
# Add the new WS connection's header key to the list
|
|
redis_conn.lpush(key_name, ws_header_key)
|
|
|
|
# group_id_ws_conn_li.append(ws_header_key)
|
|
|
|
# data = group_id_ws_conn_li
|
|
|
|
# redis_conn.hsetex(key_name, datetime.timedelta(minutes=90), json.dumps(data))
|
|
|
|
|
|
# r_entry = json.loads(redis_conn.lget(key_name)) # For testing...
|
|
log.debug('BEGIN: Loop through list key')
|
|
log.debug(redis_conn.llen(key_name))
|
|
|
|
# for i in range(0, redis_conn.llen(key_name)):
|
|
# log.debug(redis_conn.lindex(key_name, i))
|
|
|
|
log.debug('END: Loop through list key')
|
|
|
|
redis_conn.close()
|
|
|
|
def disconnect(self, websocket: WebSocket):
|
|
log.setLevel(logging.DEBUG)
|
|
log.info('WS disconnect')
|
|
self.active_connections.remove(websocket)
|
|
|
|
|
|
# Targets: echo, direct, group, broadcast
|
|
# send_ text, bytes, json
|
|
# receive_ text, bytes, json
|
|
async def echo(self, message: str, websocket: WebSocket):
|
|
log.setLevel(logging.DEBUG)
|
|
# log.debug(dir(websocket))
|
|
log.debug(vars(websocket))
|
|
log.debug(websocket.url)
|
|
log.debug(websocket.client)
|
|
log.debug(websocket.client_state)
|
|
log.debug(websocket.headers['sec-websocket-key'])
|
|
# log.debug(base64.decode(bytes(websocket.headers['sec-websocket-key']), 'utf-8'))
|
|
await websocket.send_text(message)
|
|
|
|
async def direct(self, from_client_id: str, to_client_id: str, data: dict):
|
|
log.setLevel(logging.DEBUG)
|
|
for connection in self.active_connections:
|
|
log.debug(vars(connection))
|
|
log.debug(connection)
|
|
await connection.send_text(message)
|
|
|
|
async def group(self, group_id: str, data: dict):
|
|
log.setLevel(logging.INFO)
|
|
log.debug(locals())
|
|
|
|
# Single process version...
|
|
# for connection in self.active_connections:
|
|
# log.debug(vars(connection))
|
|
# # websocket.path_params.get('client_id') # Testing...
|
|
# # if connection.scope.get('path') == group_id: # Testing...
|
|
|
|
# if connection.path_params.get('group_id') == group_id:
|
|
# log.info('Found matching Group ID')
|
|
# await connection.send_json(data)
|
|
|
|
# Redis version...
|
|
redis_conn = redis.Redis(host=settings.REDIS['server'], port=settings.REDIS['port'], db=6, password=None, encoding='utf-8', decode_responses=True)
|
|
|
|
# Figure out key_name
|
|
key_name = f'ws:group_id:{group_id}'
|
|
|
|
log.debug('BEGIN: Loop through Redis list entry')
|
|
log.debug(redis_conn.llen(key_name))
|
|
|
|
# ws_header_key = connection.headers.get('sec-websocket-key')
|
|
# ws_header_key = f'ws:header_key:{ws_header_key}'
|
|
# log.debug(f'Looking for: {ws_header_key}')
|
|
|
|
for i in range(0, redis_conn.llen(key_name)):
|
|
log.debug(f'{i}: {redis_conn.lindex(key_name, i)}')
|
|
redis_ws_group_ws_header_key = redis_conn.lindex(key_name, i)
|
|
|
|
# Check if they key
|
|
# redis_key_name_ws_conn = f'ws:header_key:{redis_ws_group_ws_header_key}'
|
|
# ws_conn_data = json.loads(redis_conn.get('redis_key_name_ws_conn'))
|
|
# active_ws_conn = ws_conn_data.get('ws_conn')
|
|
# log.debug(active_ws_conn)
|
|
for active_ws_conn in self.active_connections:
|
|
log.debug(vars(active_ws_conn))
|
|
|
|
ws_header_key = active_ws_conn.headers.get('sec-websocket-key')
|
|
|
|
if redis_ws_group_ws_header_key == ws_header_key:
|
|
log.info(f'Found key in Redis list!')
|
|
await active_ws_conn.send_json(data)
|
|
else:
|
|
log.debug(f'Key not found in Redis list')
|
|
|
|
log.debug('END: Loop through Redis list entry')
|
|
|
|
redis_conn.close()
|
|
|
|
# NOTE: Same as group, but no filter based on path
|
|
async def broadcast(self, message: str):
|
|
log.setLevel(logging.INFO)
|
|
log.debug(locals())
|
|
|
|
for connection in self.active_connections:
|
|
log.debug(vars(connection))
|
|
await connection.send_text(message)
|
|
|
|
async def send_personal_message(self, message: str, websocket: WebSocket):
|
|
log.setLevel(logging.DEBUG)
|
|
# log.debug(dir(websocket))
|
|
log.debug(vars(websocket))
|
|
log.debug(websocket.url)
|
|
log.debug(websocket.client)
|
|
log.debug(websocket.client_state)
|
|
log.debug(websocket.headers['sec-websocket-key'])
|
|
# log.debug(base64.decode(bytes(websocket.headers['sec-websocket-key']), 'utf-8'))
|
|
await websocket.send_text(message)
|
|
|
|
|
|
|
|
# manager = ConnectionManager()
|
|
|
|
|
|
|
|
# class AIOConnectionManager:
|
|
# def __init__(self):
|
|
# # NOTE: The active_connections list should be in Redis
|
|
# self.active_connections: List[WebSocket] = []
|
|
|
|
# async def connect(self, websocket: WebSocket):
|
|
# await websocket.accept()
|
|
# log.setLevel(logging.DEBUG)
|
|
# log.info('WS connect: Header Security Key:'+websocket.headers.get('sec-websocket-key'))
|
|
# # log.debug(websocket.client) # the Address(host=ip, port=number)
|
|
# # log.info('WS Key: '+websocket.headers.get('sec-websocket-key'))
|
|
# # log.debug(websocket.headers) # Most useful
|
|
|
|
# self.active_connections.append(websocket)
|
|
# log.debug(self.active_connections)
|
|
|
|
# redis_conn = aioredis.Redis(host=settings.REDIS['server'], port=settings.REDIS['port'], db=6, password=None, encoding='utf-8', decode_responses=True)
|
|
|
|
# # message = {'hello': 'world', 'goodbye': 'test'}
|
|
# # data = json.loads(message)
|
|
|
|
# ws_header_key = websocket.headers.get('sec-websocket-key')
|
|
# key_name = f'ws:sec_key:{ws_header_key}'
|
|
# data = {'ws_header_key': ws_header_key}
|
|
|
|
# await redis_conn.setex(key_name, datetime.timedelta(minutes=90), json.dumps(data))
|
|
|
|
# r_entry = json.loads(await redis_conn.get(key_name)) # For testing...
|
|
# r_ttl = await redis_conn.ttl(key_name) # For testing...
|
|
|
|
# # log.debug(r_entry) # For testing...
|
|
# # log.debug(r_entry.get('ws_header_key')) # For testing...
|
|
# # log.debug(r_ttl) # For testing...
|
|
|
|
|
|
|
|
# # r_entries = redis.scan()
|
|
# # log.debug(r_entries)
|
|
|
|
# redis_conn.close()
|
|
# # await redis.close()
|
|
|
|
# async def connect_w_client_id(self, websocket: WebSocket, client_id: str, group_id = None):
|
|
# await websocket.accept()
|
|
# log.setLevel(logging.DEBUG)
|
|
# log.info('WS connect: Header Security Key:'+websocket.headers.get('sec-websocket-key'))
|
|
|
|
# self.active_connections.append(websocket)
|
|
# log.debug(self.active_connections)
|
|
|
|
# redis_conn = redis.Redis(host=settings.REDIS['server'], port=settings.REDIS['port'], db=6, password=None, encoding='utf-8', decode_responses=True)
|
|
|
|
# # # ### Redis ### Testing One
|
|
# # ws_header_key = websocket.headers.get('sec-websocket-key')
|
|
# # key_name = f'ws:sec_key:{ws_header_key}'
|
|
# # data = {'ws_header_key': ws_header_key}
|
|
|
|
# # redis_conn.setex(key_name, datetime.timedelta(minutes=90), json.dumps(data))
|
|
|
|
# # r_entry = json.loads(redis_conn.get(key_name)) # For testing...
|
|
# # r_ttl = redis_conn.ttl(key_name) # For testing...
|
|
|
|
# # # log.debug(r_entry) # For testing...
|
|
# # # log.debug(r_entry.get('ws_header_key')) # For testing...
|
|
# # # log.debug(r_ttl) # For testing...
|
|
|
|
# # # ### Redis ### Testing Two!!
|
|
# # key_name = f'ws:conn:{ws_header_key}'
|
|
# # data = websocket
|
|
|
|
# # redis_conn.setex(key_name, datetime.timedelta(minutes=90), json.dumps(data))
|
|
|
|
# # r_entry = json.loads(redis_conn.get(key_name)) # For testing...
|
|
|
|
# # log.debug(r_entry) # For testing...
|
|
|
|
|
|
# # ### Redis ### Testing Three!!!
|
|
# ws_header_key = websocket.headers.get('sec-websocket-key')
|
|
|
|
# # # Set WS connection in Redis based on WS header security key
|
|
# # key_name = f'ws:header_key:{ws_header_key}'
|
|
# # data = {'ws_conn': websocket}
|
|
|
|
# # redis_conn.setex(key_name, datetime.timedelta(minutes=90), json.dumps(data))
|
|
|
|
# # Get new ws_header_key and group_id
|
|
# ws_header_key = websocket.headers.get('sec-websocket-key')
|
|
# group_id = websocket.path_params.get('group_id')
|
|
|
|
# # Figure out key_name
|
|
# key_name = f'ws:group_id:{group_id}'
|
|
|
|
# # Get the current list from Redis entry
|
|
|
|
# # group_id_ws_conn_li = []
|
|
# # group_id_ws_conn_li = redis_conn.get(key_name, [])
|
|
|
|
# # Add the new WS connection's header key to the list
|
|
# redis_conn.lpush(key_name, ws_header_key)
|
|
|
|
# # group_id_ws_conn_li.append(ws_header_key)
|
|
|
|
# # data = group_id_ws_conn_li
|
|
|
|
# # redis_conn.hsetex(key_name, datetime.timedelta(minutes=90), json.dumps(data))
|
|
|
|
|
|
# # r_entry = json.loads(redis_conn.lget(key_name)) # For testing...
|
|
# log.debug('BEGIN: Loop through list key')
|
|
# log.debug(redis_conn.llen(key_name))
|
|
|
|
# # for i in range(0, redis_conn.llen(key_name)):
|
|
# # log.debug(redis_conn.lindex(key_name, i))
|
|
|
|
# log.debug('END: Loop through list key')
|
|
|
|
# redis_conn.close()
|
|
|
|
# def disconnect(self, websocket: WebSocket):
|
|
# log.setLevel(logging.DEBUG)
|
|
# log.info('WS disconnect')
|
|
# self.active_connections.remove(websocket)
|
|
|
|
|
|
# # Targets: echo, direct, group, broadcast
|
|
# # send_ text, bytes, json
|
|
# # receive_ text, bytes, json
|
|
# async def echo(self, message: str, websocket: WebSocket):
|
|
# log.setLevel(logging.DEBUG)
|
|
# # log.debug(dir(websocket))
|
|
# log.debug(vars(websocket))
|
|
# log.debug(websocket.url)
|
|
# log.debug(websocket.client)
|
|
# log.debug(websocket.client_state)
|
|
# log.debug(websocket.headers['sec-websocket-key'])
|
|
# # log.debug(base64.decode(bytes(websocket.headers['sec-websocket-key']), 'utf-8'))
|
|
# await websocket.send_text(message)
|
|
|
|
# async def direct(self, from_client_id: str, to_client_id: str, data: dict):
|
|
# log.setLevel(logging.DEBUG)
|
|
# for connection in self.active_connections:
|
|
# log.debug(vars(connection))
|
|
# log.debug(connection)
|
|
# await connection.send_text(message)
|
|
|
|
# async def group(self, group_id: str, data: dict):
|
|
# log.setLevel(logging.INFO)
|
|
# log.debug(locals())
|
|
|
|
# # Single process version...
|
|
# # for connection in self.active_connections:
|
|
# # log.debug(vars(connection))
|
|
# # # websocket.path_params.get('client_id') # Testing...
|
|
# # # if connection.scope.get('path') == group_id: # Testing...
|
|
|
|
# # if connection.path_params.get('group_id') == group_id:
|
|
# # log.info('Found matching Group ID')
|
|
# # await connection.send_json(data)
|
|
|
|
# # Redis version...
|
|
# redis_conn = redis.Redis(host=settings.REDIS['server'], port=settings.REDIS['port'], db=6, password=None, encoding='utf-8', decode_responses=True)
|
|
|
|
# # Figure out key_name
|
|
# key_name = f'ws:group_id:{group_id}'
|
|
|
|
# log.debug('BEGIN: Loop through Redis list entry')
|
|
# log.debug(redis_conn.llen(key_name))
|
|
|
|
# # ws_header_key = connection.headers.get('sec-websocket-key')
|
|
# # ws_header_key = f'ws:header_key:{ws_header_key}'
|
|
# # log.debug(f'Looking for: {ws_header_key}')
|
|
|
|
# for i in range(0, redis_conn.llen(key_name)):
|
|
# log.debug(f'{i}: {redis_conn.lindex(key_name, i)}')
|
|
# redis_ws_group_ws_header_key = redis_conn.lindex(key_name, i)
|
|
|
|
# # Check if they key
|
|
# # redis_key_name_ws_conn = f'ws:header_key:{redis_ws_group_ws_header_key}'
|
|
# # ws_conn_data = json.loads(redis_conn.get('redis_key_name_ws_conn'))
|
|
# # active_ws_conn = ws_conn_data.get('ws_conn')
|
|
# # log.debug(active_ws_conn)
|
|
# for active_ws_conn in self.active_connections:
|
|
# log.debug(vars(active_ws_conn))
|
|
|
|
# ws_header_key = active_ws_conn.headers.get('sec-websocket-key')
|
|
|
|
# if redis_ws_group_ws_header_key == ws_header_key:
|
|
# log.info(f'Found key in Redis list!')
|
|
# await active_ws_conn.send_json(data)
|
|
# else:
|
|
# log.debug(f'Key not found in Redis list')
|
|
|
|
# log.debug('END: Loop through Redis list entry')
|
|
|
|
# redis_conn.close()
|
|
|
|
# # NOTE: Same as group, but no filter based on path
|
|
# async def broadcast(self, message: str):
|
|
# log.setLevel(logging.INFO)
|
|
# log.debug(locals())
|
|
|
|
# for connection in self.active_connections:
|
|
# log.debug(vars(connection))
|
|
# await connection.send_text(message)
|
|
|
|
# async def send_personal_message(self, message: str, websocket: WebSocket):
|
|
# log.setLevel(logging.DEBUG)
|
|
# # log.debug(dir(websocket))
|
|
# log.debug(vars(websocket))
|
|
# log.debug(websocket.url)
|
|
# log.debug(websocket.client)
|
|
# log.debug(websocket.client_state)
|
|
# log.debug(websocket.headers['sec-websocket-key'])
|
|
# # log.debug(base64.decode(bytes(websocket.headers['sec-websocket-key']), 'utf-8'))
|
|
# await websocket.send_text(message)
|
|
|
|
|
|
# aio_manager = AIOConnectionManager()
|
|
|
|
|
|
# Endpoints for???
|
|
# /room/<id> (just a group of clients; for a related group like a poster presenter or session room)
|
|
# /client/<id> (for one specific client/browser; something specific to a browser???)
|
|
# /person/<id> (for one specific person; handles send and receiving their messages)
|
|
|
|
|
|
|
|
|
|
# @router.websocket('/ws_redis/group/{group_id}/client/{client_id}')
|
|
# async def ws_client_id(
|
|
# websocket: WebSocket,
|
|
# group_id: str,
|
|
# client_id: str,
|
|
# ):
|
|
# await manager.connect_w_client_id(websocket, client_id, group_id)
|
|
# # await aio_manager.connect_w_client_id(websocket, client_id, group_id)
|
|
# try:
|
|
# while True:
|
|
# data = await websocket.receive_json() # Returns dict
|
|
# # log.debug(data)
|
|
|
|
# # group_path_id = f'/ws/group/{group_id}'
|
|
# # client_id = data.get('client_id')
|
|
# # echo (echo message), dm (direct message), group (group message), all (broadcast message to all), cmd, group_cmd(?)
|
|
# msg_type = data.get('type')
|
|
# cmd = data.get('cmd')
|
|
# msg = data.get('msg')
|
|
|
|
# log.setLevel(logging.INFO)
|
|
# log.info(f'Group ID: {group_id}; Client ID: {client_id}; Type: {msg_type};')
|
|
# log.debug(f'Command: {cmd}')
|
|
# log.debug(f'Message: {msg}')
|
|
|
|
# data['client_id'] = client_id
|
|
# data['group_id'] = group_id
|
|
|
|
# await manager.group(group_id=group_id, data=data)
|
|
# # await aio_manager.group(group_id=group_id, data=data)
|
|
|
|
# await redis_connector(websocket)
|
|
|
|
# except WebSocketDisconnect:
|
|
# manager.disconnect(websocket)
|
|
# # aio_manager.disconnect(websocket)
|
|
# # await manager.broadcast(f'Client #{client_id} left')
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
# @router.websocket('/ws_redis/looping')
|
|
# async def ws_looping(
|
|
# websocket: WebSocket,
|
|
# ):
|
|
# await manager.connect(websocket)
|
|
# # await manager.broadcast(f'Welcome to looping')
|
|
# try:
|
|
# while True:
|
|
# # NOTE: WARNING NOTE: WARNING NOTE: WARNING NOTE: WARNING NOTE: WARNING NOTE: WARNING NOTE: WARNING
|
|
# # await time.sleep(3.5) # NOTE: WARNING NOTE: WARNING NOTE: WARNING NOTE: WARNING NOTE: WARNING NOTE: WARNING
|
|
# # NOTE: WARNING NOTE: WARNING NOTE: WARNING NOTE: WARNING NOTE: WARNING NOTE: WARNING NOTE: WARNING
|
|
# # data = await websocket.receive_json()
|
|
# # log.debug(data)
|
|
# # data_dict = data
|
|
# # data_dict = json.loads(data)
|
|
# # log.debug(data_dict['client_id'])
|
|
# # await manager.send_personal_message(f'You wrote: {data}', websocket)
|
|
# await manager.broadcast(f'Loop!!!')
|
|
# except WebSocketDisconnect:
|
|
# manager.disconnect(websocket)
|
|
# await manager.broadcast(f'Client left looping')
|
|
|
|
|
|
# @router.websocket("/ws_redis/{client_id}")
|
|
# async def websocket_endpoint(
|
|
# websocket: WebSocket,
|
|
# client_id: int,
|
|
# response: Response = Response,
|
|
# ):
|
|
# log.setLevel(logging.DEBUG)
|
|
# log.debug(locals())
|
|
|
|
# log.info('Root of ws. Waiting to accept a websocket and then the redis_connector')
|
|
|
|
# await websocket.accept()
|
|
# await redis_connector(websocket)
|
|
|
|
# await manager.connect_w_client_id(websocket, client_id, group_id)
|
|
# # await aio_manager.connect_w_client_id(websocket, client_id, group_id)
|
|
# try:
|
|
# while True:
|
|
# data = await websocket.receive_json() # Returns dict
|
|
# # log.debug(data)
|
|
|
|
# # group_path_id = f'/ws/group/{group_id}'
|
|
# # client_id = data.get('client_id')
|
|
# # echo (echo message), dm (direct message), group (group message), all (broadcast message to all), cmd, group_cmd(?)
|
|
# msg_type = data.get('type')
|
|
# cmd = data.get('cmd')
|
|
# msg = data.get('msg')
|
|
|
|
# log.setLevel(logging.INFO)
|
|
# log.info(f'Group ID: {group_id}; Client ID: {client_id}; Type: {msg_type};')
|
|
# log.debug(f'Command: {cmd}')
|
|
# log.debug(f'Message: {msg}')
|
|
|
|
# data['client_id'] = client_id
|
|
# data['group_id'] = group_id
|
|
|
|
# await manager.group(group_id=group_id, data=data)
|
|
# # await aio_manager.group(group_id=group_id, data=data)
|
|
|
|
# await redis_connector(websocket)
|
|
|
|
# except WebSocketDisconnect:
|
|
# manager.disconnect(websocket)
|
|
# # aio_manager.disconnect(websocket)
|
|
# # await manager.broadcast(f'Client #{client_id} left')
|
|
|
|
|
|
@router.websocket('/ws/group/{group_id}/client/{client_id}')
|
|
@router.websocket('/ws_redis/group/{group_id}/client/{client_id}')
|
|
async def redis_ws_client_id(
|
|
websocket: WebSocket,
|
|
group_id: str,
|
|
client_id: str,
|
|
):
|
|
log.setLevel(logging.DEBUG)
|
|
log.debug(locals())
|
|
|
|
log.info('WS Redis: Group ID and Client ID. Waiting to "accept" a websocket and then the "redis_connector"')
|
|
|
|
await websocket.accept()
|
|
|
|
await redis_connector(websocket, client_id, group_id)
|
|
|
|
|
|
async def redis_connector(
|
|
ws_conn: WebSocket,
|
|
client_id: str,
|
|
group_id = None
|
|
):
|
|
log.setLevel(logging.DEBUG)
|
|
log.debug(locals())
|
|
|
|
# The receives WS JSON data. Then publishes to Redis channel.
|
|
async def receiver_handler(ws_conn: WebSocket, r_conn, client_id, group_id):
|
|
log.info('receiver_handler()')
|
|
|
|
# Loop until the WS is disconnected
|
|
# Publish data as messages to Redis
|
|
# Close Redis connection on disconnect
|
|
try:
|
|
while True:
|
|
data = await ws_conn.receive_json() # Returns dict
|
|
log.debug(data)
|
|
|
|
# echo (echo message), dm (direct message), group (group message), all (broadcast message to all), cmd, group_cmd(?)
|
|
msg_type = data.get('type')
|
|
cmd = data.get('cmd')
|
|
msg = data.get('msg')
|
|
|
|
log.setLevel(logging.INFO)
|
|
log.info(f'Group ID: {group_id}; Client ID: {client_id}; Type: {msg_type};')
|
|
log.debug(f'Command: {cmd}')
|
|
log.debug(f'Message: {msg}')
|
|
|
|
data['client_id'] = client_id
|
|
data['group_id'] = group_id
|
|
log.setLevel(logging.DEBUG)
|
|
log.debug(data)
|
|
|
|
if data:
|
|
#logging.info(ws)
|
|
#logging.info(dir(message))
|
|
# log.debug(await r.get('chat:c'))
|
|
|
|
await r_conn.publish('chat:c', json.dumps(data))
|
|
|
|
# log.debug(await r_conn.get_message())
|
|
|
|
except WebSocketDisconnect as exc:
|
|
# TODO: This needs handling better?
|
|
# FUTURE: Remove from list of connected clients?
|
|
log.error(exc) # usually 1001?
|
|
# await r_conn.close() # Uncommenting causes an exception below (sender_handler)
|
|
except Exception as e:
|
|
log.exception('Exception in Aether!')
|
|
log.error(e)
|
|
await r_conn.close()
|
|
|
|
# log.debug(await r.get('chat:c'))
|
|
|
|
# Also called the Redis reader for a channel subscription
|
|
# This watches a Redis channel. Then sends out the message.
|
|
async def sender_handler(r_channel, ws_conn: WebSocket, client_id, group_id):
|
|
log.info('sender_handler()')
|
|
|
|
try:
|
|
while True:
|
|
message = await r_channel.get_message(ignore_subscribe_messages=True)
|
|
if message is not None:
|
|
log.debug(f'(Redis Reader) Message Received: {message}')
|
|
data = json.loads(message['data'])
|
|
|
|
# Need to make sure the ws_connection is still open before trying to send.
|
|
# log.debug(ws_conn.open())
|
|
# log.debug(ws_conn.closed)
|
|
log.debug(vars(ws_conn))
|
|
|
|
log.debug(ws_conn.client_state)
|
|
log.debug(vars(ws_conn.client_state))
|
|
|
|
log.debug(ws_conn.application_state)
|
|
log.debug(vars(ws_conn.application_state))
|
|
|
|
# 'WebSocketState.CONNECTED' or 'WebSocketState.DISCONNECTED'
|
|
if ws_conn.client_state == 'WebSocketState.CONNECTED':
|
|
if group_id and group_id == data.get('group_id'):
|
|
log.info('Sending to matching group ID')
|
|
await ws_conn.send_json(data)
|
|
elif group_id:
|
|
log.info('Skip sending to client')
|
|
pass
|
|
else:
|
|
log.info('Sending to all')
|
|
await ws_conn.send_json(data)
|
|
else:
|
|
log.warning(f'WS client ({client_id}) no longer connected!? They have just missed a message.')
|
|
|
|
if data == 'STOP':
|
|
log.debug('(Reader) STOP')
|
|
break
|
|
except ConnectionError as conn_e:
|
|
# TODO: This needs handling better?
|
|
log.error(conn_e)
|
|
# await r_channel.unsubscribe()
|
|
await r_channel.close()
|
|
# except ConnectionClosedError as conn_close_e:
|
|
# log.error(conn_close_e)
|
|
# except redis.exceptions.ConnectionError as e:
|
|
# TODO: This needs handling better?
|
|
# log.error(e)
|
|
except Exception as e:
|
|
log.exception('Exception in Aether!')
|
|
log.error(e)
|
|
|
|
|
|
# raise RuntimeError(msg % message_type)
|
|
# RuntimeError: Unexpected ASGI message 'websocket.send', after sending 'websocket.close'.
|
|
|
|
# raise ConnectionError(SERVER_CLOSED_CONNECTION_ERROR) from None
|
|
# redis.exceptions.ConnectionError: Connection closed by server.
|
|
|
|
# Redis client bound to pool of connections (auto-reconnecting).
|
|
log.info('Create async Redis connection')
|
|
redis_conn = redis.Redis(host=settings.REDIS['server'], port=settings.REDIS['port'], db=6, password=None, encoding='utf-8', decode_responses=True)
|
|
|
|
redis_conn_pubsub = redis_conn.pubsub()
|
|
|
|
await redis_conn_pubsub.subscribe('channel:1', 'channel:2', 'chat:c')
|
|
|
|
log.info('Run receiver_task')
|
|
future_receiver = asyncio.create_task(receiver_handler(ws_conn, redis_conn, client_id, group_id))
|
|
|
|
log.info('Run sender_task')
|
|
|
|
future_sender = asyncio.create_task(sender_handler(redis_conn_pubsub, ws_conn, client_id, group_id))
|
|
|
|
await future_receiver # Get WS messages and set in Redis
|
|
await future_sender # Send out messages from Redis subscribe
|