websocket实例

群聊服务端代码

 1 from flask import Flask,request,render_template
 2 
 3 from geventwebsocket.handler import WebSocketHandler
 4 from gevent.pywsgi import WSGIServer
 5 from geventwebsocket.websocket import WebSocket
 6 
 7 app = Flask(__name__)
 8 
 9 user_socket_list = []
10 
11 @app.route("/conn_ws")
12 def ws_app():
13     # print(request.environ)
14     """
15     {'GATEWAY_INTERFACE': 'CGI/1.1', 'SERVER_SOFTWARE': 'gevent/1.4 Python/3.6', 'SCRIPT_NAME': '', 'wsgi.version': (1, 0), 'wsgi.multithread': False, 'wsgi.multiprocess': False, 'wsgi.run_once': False, 'wsgi.url_scheme': 'http', 'wsgi.errors': <_io.TextIOWrapper name='' mode='w' encoding='UTF-8'>, 'SERVER_NAME': 'PC-20180312LANS', 'SERVER_PORT': '9527', 'REQUEST_METHOD': 'GET', 'PATH_INFO': '/conn_ws', 'QUERY_STRING': '', 'SERVER_PROTOCOL': 'HTTP/1.1', 'REMOTE_ADDR': '192.168.11.133', 'REMOTE_PORT': '53449', 'HTTP_HOST': '192.168.11.133:9527', 'HTTP_CONNECTION': 'keep-alive', 'HTTP_UPGRADE_INSECURE_REQUESTS': '1', 'HTTP_USER_AGENT': 'Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/72.0.3626.121 Safari/537.36', 'HTTP_ACCEPT': 'text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,image/apng,*/*;q=0.8', 'HTTP_ACCEPT_ENCODING': 'gzip, deflate', 'HTTP_ACCEPT_LANGUAGE': 'zh,en-US;q=0.9,en;q=0.8,zh-CN;q=0.7', 'wsgi.input': , 'wsgi.input_terminated': True, 'werkzeug.request': }
16     {'GATEWAY_INTERFACE': 'CGI/1.1', 'SERVER_SOFTWARE': 'gevent/1.4 Python/3.6', 'SCRIPT_NAME': '', 'wsgi.version': (1, 0), 'wsgi.multithread': False, 'wsgi.multiprocess': False, 'wsgi.run_once': False, 'wsgi.url_scheme': 'http', 'wsgi.errors': <_io.TextIOWrapper name='' mode='w' encoding='UTF-8'>, 'SERVER_NAME': 'PC-20180312LANS', 'SERVER_PORT': '9527', 'REQUEST_METHOD': 'GET', 'PATH_INFO': '/conn_ws', 'QUERY_STRING': '', 'SERVER_PROTOCOL': 'HTTP/1.1', 'REMOTE_ADDR': '127.0.0.1', 'REMOTE_PORT': '53571', 'HTTP_HOST': '127.0.0.1:9527', 'HTTP_CONNECTION': 'Upgrade', 'HTTP_PRAGMA': 'no-cache', 'HTTP_CACHE_CONTROL': 'no-cache', 'HTTP_UPGRADE': 'websocket', 'HTTP_ORIGIN': 'http://localhost:63342', 'HTTP_SEC_WEBSOCKET_VERSION': '13', 'HTTP_USER_AGENT': 'Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/72.0.3626.121 Safari/537.36', 'HTTP_ACCEPT_ENCODING': 'gzip, deflate, br', 'HTTP_ACCEPT_LANGUAGE': 'zh,en-US;q=0.9,en;q=0.8,zh-CN;q=0.7', 'HTTP_SEC_WEBSOCKET_KEY': 'ET/SDQc1sI+uhxm+EjHLcw==', 'HTTP_SEC_WEBSOCKET_EXTENSIONS': 'permessage-deflate; client_max_window_bits', 'wsgi.input': , 'wsgi.input_terminated': True, 'wsgi.websocket_version': '13',
17     'wsgi.websocket': ,
18     'werkzeug.request': }
19 
20     """
21     user_socket = request.environ.get("wsgi.websocket")  # type:WebSocket
22     user_socket_list.append(user_socket)
23     print(len(user_socket_list),user_socket_list)
24 
25     while True:
26         msg = user_socket.receive()
27         print(msg)
28 
29         for usocket in  user_socket_list:
30             usocket.send(msg)
31 
32         # user_socket.send(msg)
33 
34     # 1 已经开启的websocket连接
35     # 3 开启了websocket连接 然后 断开了
36 
37 
38     # return "666"
39 
40 
41 @app.route("/")
42 def index():
43     return render_template("my_ws.html")
44 
45 
46 if __name__ == '__main__':
47     # app.run()
48     http_serv = WSGIServer(("0.0.0.0",9527),app,handler_class=WebSocketHandler)
49     http_serv.serve_forever()

群聊服务端

群聊客户端代码

 1 
 2 "en">
 3 
 4     "UTF-8">
 5     
 6 
 7 
 8 
 9 "text" id="send_str">
10 "send_btn" οnclick="send()">发送消息
11 

12 
"chat_list">
13 
14 
15 

16 
17 
32 

群聊客户端代码

单聊服务端代码

import json

from flask import Flask,request,render_template

from geventwebsocket.handler import WebSocketHandler
from gevent.pywsgi import WSGIServer
from geventwebsocket.websocket import WebSocket

app = Flask(__name__)

user_socket_dict = {}

@app.route("/conn_ws/")
def ws_app(user_nick):
    # print(request.environ)
    """
    {'GATEWAY_INTERFACE': 'CGI/1.1', 'SERVER_SOFTWARE': 'gevent/1.4 Python/3.6', 'SCRIPT_NAME': '', 'wsgi.version': (1, 0), 'wsgi.multithread': False, 'wsgi.multiprocess': False, 'wsgi.run_once': False, 'wsgi.url_scheme': 'http', 'wsgi.errors': <_io.TextIOWrapper name='' mode='w' encoding='UTF-8'>, 'SERVER_NAME': 'PC-20180312LANS', 'SERVER_PORT': '9527', 'REQUEST_METHOD': 'GET', 'PATH_INFO': '/conn_ws', 'QUERY_STRING': '', 'SERVER_PROTOCOL': 'HTTP/1.1', 'REMOTE_ADDR': '192.168.11.133', 'REMOTE_PORT': '53449', 'HTTP_HOST': '192.168.11.133:9527', 'HTTP_CONNECTION': 'keep-alive', 'HTTP_UPGRADE_INSECURE_REQUESTS': '1', 'HTTP_USER_AGENT': 'Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/72.0.3626.121 Safari/537.36', 'HTTP_ACCEPT': 'text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,image/apng,*/*;q=0.8', 'HTTP_ACCEPT_ENCODING': 'gzip, deflate', 'HTTP_ACCEPT_LANGUAGE': 'zh,en-US;q=0.9,en;q=0.8,zh-CN;q=0.7', 'wsgi.input': , 'wsgi.input_terminated': True, 'werkzeug.request': }
    {'GATEWAY_INTERFACE': 'CGI/1.1', 'SERVER_SOFTWARE': 'gevent/1.4 Python/3.6', 'SCRIPT_NAME': '', 'wsgi.version': (1, 0), 'wsgi.multithread': False, 'wsgi.multiprocess': False, 'wsgi.run_once': False, 'wsgi.url_scheme': 'http', 'wsgi.errors': <_io.TextIOWrapper name='' mode='w' encoding='UTF-8'>, 'SERVER_NAME': 'PC-20180312LANS', 'SERVER_PORT': '9527', 'REQUEST_METHOD': 'GET', 'PATH_INFO': '/conn_ws', 'QUERY_STRING': '', 'SERVER_PROTOCOL': 'HTTP/1.1', 'REMOTE_ADDR': '127.0.0.1', 'REMOTE_PORT': '53571', 'HTTP_HOST': '127.0.0.1:9527', 'HTTP_CONNECTION': 'Upgrade', 'HTTP_PRAGMA': 'no-cache', 'HTTP_CACHE_CONTROL': 'no-cache', 'HTTP_UPGRADE': 'websocket', 'HTTP_ORIGIN': 'http://localhost:63342', 'HTTP_SEC_WEBSOCKET_VERSION': '13', 'HTTP_USER_AGENT': 'Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/72.0.3626.121 Safari/537.36', 'HTTP_ACCEPT_ENCODING': 'gzip, deflate, br', 'HTTP_ACCEPT_LANGUAGE': 'zh,en-US;q=0.9,en;q=0.8,zh-CN;q=0.7', 'HTTP_SEC_WEBSOCKET_KEY': 'ET/SDQc1sI+uhxm+EjHLcw==', 'HTTP_SEC_WEBSOCKET_EXTENSIONS': 'permessage-deflate; client_max_window_bits', 'wsgi.input': , 'wsgi.input_terminated': True, 'wsgi.websocket_version': '13',
    'wsgi.websocket': ,
    'werkzeug.request': }

    """
    user_socket = request.environ.get("wsgi.websocket")  # type:WebSocket
    user_socket_dict[user_nick] = user_socket
    print(len(user_socket_dict),list(user_socket_dict.keys()))

    while True:
        msg = user_socket.receive()
        # {from_user:"alexDSB",to_user:"YWB",message:"666"}
        msg_dict = json.loads(msg)
        to_user = msg_dict.get("to_user")
        to_user_socket = user_socket_dict.get(to_user)
        to_user_socket.send(msg)


@app.route("/")
def index():
    return render_template("my_ws.html")


if __name__ == '__main__':
    # app.run()
    http_serv = WSGIServer(("0.0.0.0",9527),app,handler_class=WebSocketHandler)
    http_serv.serve_forever()

单聊服务端代码

单聊客户端代码

 1 
 2 "en">
 3 
 4     "UTF-8">
 5     
 6 
 7 
 8 
 9 
"text" id="nick">"login()">登陆聊天室
10 发送给："text" id="to_user">消息："text" id="send_str">
11 "send_btn" οnclick="send()">发送消息
12 

13 
"chat_list">
14 
15 
16 

17 
18 
46 

单聊客户端代码

 

转载于:https://www.cnblogs.com/kujiawei/p/10580869.html