后端

from geventwebsocket.handler import WebSocketHandler
from gevent.pywsgi import WSGIServer
from geventwebsocket.websocket import WebSocket
from flask import Flask,request,render_template
user_socket_list = []
app = Flask(__name__)

@app.route("/conn_ws")
#http协议{'GATEWAY_INTERFACE': 'CGI/1.1', 'SERVER_SOFTWARE': 'gevent/1.3 Python/3.7', 'SCRIPT_NAME': '', 'wsgi.version': (1, 0), 'wsgi.multithread': False, 'wsgi.multiprocess': False, 'wsgi.run_once': False, 'wsgi.url_scheme': 'http', 'wsgi.errors': < #socket协议{'GATEWAY_INTERFACE': 'CGI/1.1', 'SERVER_SOFTWARE': 'gevent/1.3 Python/3.7', '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': '6FBK8EBBBDZ159K', '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': '62890', 'HTTP_HOST': '127.0.0.1:9527', 'HTTP_CONNECTION': 'keep-alive', 'HTTP_CACHE_CONTROL': 'max-age=0', 'HTTP_UPGRADE_INSECURE_REQUESTS': '1', 'HTTP_USER_AGENT': 'Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3538.67 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, br', 'HTTP_ACCEPT_LANGUAGE': 'zh-CN,zh;q=0.9', 'HTTP_COOKIE': 'session=bb1d56c2-aaa0-4188-aa1b-10920775eb49', 'wsgi.input': , 'werkzeug.request': }
def ws_app():
user_socket = request.environ.get("wsgi.websocket")
user_socket_list.append(user_socket)
print(len(user_socket_list),user_socket_list)
while True:
msg = user_socket.receive()
print(msg)
for usocket in user_socket_list:
usocket.send(msg)

@app.route("/")
def index():
return render_template("web1.html")

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

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