nginx配置wss无法连接

ws连接可以，wss无法连接nginx配置代码
ws://cdjhzx.top:8181可以连接，443不行，wss都不行

#user  nobody;
worker_processes  1;

#error_log  logs/error.log;
#error_log  logs/error.log  notice;
#error_log  logs/error.log  info;

#pid        logs/nginx.pid;


events {
    worker_connections  1024;
 accept_mutex on; #设置网路连接序列化，防止惊群现象发生，默认为on
 multi_accept on; #设置一个进程是否同时接受多个网络连接，默认为off
 #use epoll;  #事件驱动模型，select|poll|kqueue|epoll|resig|/dev/poll|eventport 
}


http {
  map $http_upgrade $connection_upgrade {
      default upgrade;
      '' close;
  }
    include       mime.types;
    default_type  application/octet-stream;

    #log_format  main  '$remote_addr - $remote_user [$time_local] "$request" '
    #                  '$status $body_bytes_sent "$http_referer" '
    #                  '"$http_user_agent" "$http_x_forwarded_for"';

    #access_log  logs/access.log  main;

    sendfile        on;
    #tcp_nopush     on;

    #keepalive_timeout  0;
    keepalive_timeout  65;

    #gzip  on;
 
 upstream runx {
  server 172.31.12.193:8181;
 }
 
    server {
        listen       80;
        server_name  cdjhzx.top;


  location / {
     proxy_connect_timeout 15s;
     proxy_send_timeout 15s;
     proxy_read_timeout 30m;
     proxy_set_header Host $host;
     proxy_set_header X-Real-IP $remote_addr;
     proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
     proxy_set_header Connection "";
     proxy_set_header Upgrade $http_upgrade;
     proxy_set_header Connection "upgrade";
     proxy_pass http://runx; #请求转向runx 定义的服务器列表
     client_max_body_size 1024m;
  }
        error_page   500 502 503 504  /50x.html;
        location = /50x.html {
            root   html;
        }

    }

    # HTTPS server
    #
    server {
        listen       443 ssl;
        server_name  cdjhzx.top;#域名配置

        ssl_certificate      /usr/local/webserver/nginx/conf/server.pem;#证书路径
        ssl_certificate_key  /usr/local/webserver/nginx/conf/server.key;

        ssl_session_cache    shared:SSL:1m;
        ssl_session_timeout  5m;

        ssl_ciphers  ECDHE-RSA-AES128-GCM-SHA256:ECDHE:ECDH:AES:HIGH:!NULL:!aNULL:!MD5:!ADH:!RC4:!DH:!DHE;
        ssl_prefer_server_ciphers  on;

        location /websocket {
     proxy_connect_timeout 15s;
     proxy_send_timeout 15s;
     proxy_read_timeout 30m;
     proxy_set_header Host $host;
     proxy_set_header X-Real-IP $remote_addr;
     proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
     proxy_set_header Connection "";
     proxy_set_header Upgrade $http_upgrade;
     proxy_set_header Connection $connection_upgrade;
     proxy_pass http://runx; #请求转向runx 定义的服务器列表
     client_max_body_size 1024m;
        }
  
    }

}

wbsocker源码

#! -*- coding: utf-8 -*-

import asyncio
import websockets
import mysql

websocket_users = set()




# 接收客户端消息并处理
async def recv_user_msg(websocket):
 while True:
  recv_sql = await websocket.recv()
  print("\n\nrecv_text:", websocket.pong, recv_sql)
  get = mysql.getdb(recv_sql)
  '''
  es = ""
  for gets in get:
    for e in gets:
          es += str(e) + ","
  if(get == ()):
      get = "wrong"
  else:
      get = str(get)
    '''
  print("db:",get)
  await websocket.send(str(get))


# 服务器端主逻辑
async def run(websocket, path):
 while True:
  try:
   
   await recv_user_msg(websocket)
  except websockets.ConnectionClosed:
   print("ConnectionClosed...", path) # 链接断开
   print("websocket_users old:", websocket_users)
   websocket_users.remove(websocket)
   print("websocket_users new:", websocket_users)
   break
  except websockets.InvalidState:
   print("InvalidState...") # 无效状态
   break
  except Exception as e:
   print("Exception:", e)


if __name__ == '__main__':
 print("172.31.12.193:8181 websocket...")
 asyncio.get_event_loop().run_until_complete(websockets.serve(run, "172.31.12.193", 8181))
 asyncio.get_event_loop().run_forever()

在nginx里面，需要配置WSS