server {
    listen       8080;
    server_name localhost;
    client_max_body_size 100M;
    location / {
        proxy_set_header Host $http_host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Forwarded-Proto https;
        set_real_ip_from 0.0.0.0/0;
        real_ip_header X-Forwarded-For;
        root /usr/share/nginx/html;
        index  index.html index.php index.htm;
    }

    location /api/ {
        proxy_set_header Host $http_host;
        proxy_set_header  X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Forwarded-Proto $scheme;
        set_real_ip_from 0.0.0.0/0;
        real_ip_header X-Forwarded-For;
        rewrite ^/api/(.*)$ /$1 break;  #重写
        proxy_pass http://177.8.0.12:8000/; # 设置代理服务器的协议和地址
     }
     location /socket/ {
            rewrite ^/socket/(.*)$     /$1 break;
            proxy_pass http://177.8.0.12:8000/;

            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 Upgrade websocket;
            proxy_set_header Connection Upgrade;

            proxy_http_version 1.1;
            proxy_connect_timeout 4s;                #配置点1
            proxy_read_timeout 300s;                  #配置点2，如果没效，可以考虑这个时间配置长一点
            proxy_send_timeout 12s;                  #配置点3
            #add_header Content-Security-Policy upgrade-insecure-requests;
    }
 }