nginx 代理websocket

    map $http_upgrade $connection_upgrade {
        default upgrade;
        ''      close;
    }

        location /ws {
            proxy_pass http://127.0.0.1:24445/agentServer;
            proxy_http_version 1.1;
            proxy_read_timeout 600s;
            proxy_send_timeout 600s;
            proxy_set_header Upgrade $http_upgrade;
            proxy_set_header Connection $connection_upgrade;
            proxy_set_header    Host  $host:$server_port;
        }