python websocket实时消息推送 十分想念顺店杂可。。。 本人写的渣，大神勿喷。 转载请附带本文链接，谢谢。 服务端代码 # -*- coding: utf-8 -*- # @Time : 2019/3/12 10:11 # @Author : 甄超锋 # @Email : 4535@sohu.com # @File : severs.py # @Software: PyCharm import socket import base64 import hashlib from threading import Thread import struct import copy global users users = set() def get_headers(data): \'\'\'将请求头转换为字典\'\'\' header_dict = {} data = str(data, encoding="utf-8") header, body = data.split("\r\n\r\n", 1) header_list = header.split("\r\n") print("---"*22, body) for i in range(0, len(header_list)): if i == 0: if len(header_list[0].split(" ")) == 3: header_dict[\'method\'], header_dict[\'url\'], header_dict[\'protocol\'] = header_list[0].split(" ") else: k, v = header_list[i].split(":", 1) header_dict[k] = v.strip() return header_dict sock = socket.socket() sock.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1) sock.bind(("0.0.0.0", 8080)) sock.listen(5) # 等待用户连接 def acce(): conn, addr = sock.accept() print("conn from ", conn, addr) users.add(conn) # 获取握手消息，magic string ,sha1加密 # 发送给客户端 # 握手消息 data = conn.recv(8096) headers = get_headers(data) # 对请求头中的sec-websocket-key进行加密 response_tpl = "HTTP/1.1 101 Switching Protocols\r\n" \ "Upgrade:websocket\r\n" \ "Connection: Upgrade\r\n" \ "Sec-WebSocket-Accept: %s\r\n" \ "WebSocket-Location: ws://%s%s\r\n\r\n" magic_string = \'258EAFA5-E914-47DA-95CA-C5AB0DC85B11\' value = headers[\'Sec-WebSocket-Key\'] + magic_string ac = base64.b64encode(hashlib.sha1(value.encode(\'utf-8\')).digest()) response_str = response_tpl % (ac.decode(\'utf-8\'), headers[\'Host\'], headers[\'url\']) # 响应【握手】信息 conn.send(bytes(response_str, encoding=\'utf-8\'),) def get_data(info): payload_len = info[1] & 127 if payload_len == 126: extend_payload_len = info[2:4] mask = info[4:8] decoded = info[8:] elif payload_len == 127: extend_payload_len = info[2:10] mask = info[10:14] decoded = info[14:] else: extend_payload_len = None mask = info[2:6] decoded = info[6:] bytes_list = bytearray() #这里我们使用字节将数据全部收集，再去字符串编码，这样不会导致中文乱码 for i in range(len(decoded)): chunk = decoded[i] ^ mask[i % 4] #解码方式 bytes_list.append(chunk) body = str(bytes_list, encoding=\'utf-8\') return body def send_msg(conn, msg_bytes): """ WebSocket服务端向客户端发送消息 :param conn: 客户端连接到服务器端的socket对象,即： conn,address = socket.accept() :param msg_bytes: 向客户端发送的字节 :return: """ token = b"\x81" # 接收的第一字节，一般都是x81不变 length = len(msg_bytes) if length < 126: token += struct.pack("B", length) elif length <= 0xFFFF: token += struct.pack("!BH", 126, length) else: token += struct.pack("!BQ", 127, length) msg = token + msg_bytes # 如果出错就是客户端断开连接 try: conn.send(msg) except Exception as e: print(e) # 删除断开连接的记录 users.remove(conn) # 循环等待客户端建立连接 def th(): while True: acce() if __name__ == \'__main__\': # 循环建立连接创建一个线程 Thread(target=th).start() # 循环群发 while True: message = input("输入发送的数据") s_2 = copy.copy(users) for u in s_2: print(u) send_msg(u, bytes(message, encoding="utf-8")) 客户端代码 # -*- coding: utf-8 -*- # @Time : 2019/3/12 18:46 # @Author : 甄超锋 # @Email : 4535@sohu.com # @File : client.py # @Software: PyCharm try: import thread except ImportError: import _thread as thread import time import websocket ws = websocket.create_connection("ws://127.0.0.1:8080/") while True: data = ws.recv() print(data) HTML测试代码 <!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>Title</title> </head> <body> </body> </html> <script> ws =new WebSocket("ws://127.0.0.1:8080/"); ws.onopen = function (ev) { //若是连接成功，onopen函数会执行 console.log(22222) }; ws.onmessage = function (ev) {//onmessage会接收到推送过来的消息 console.log(ev); } </script>