user  root;
worker_processes  auto;

error_log  /var/log/nginx/error.log notice;
pid        /var/run/nginx.pid;

events {
    worker_connections  1024;
}

# JTT808 TCP流转发配置
stream {
    log_format basic '$remote_addr [$time_local] '
                    '$protocol $status $bytes_sent $bytes_received '
                    '$session_time "$upstream_addr" '
                    '"$upstream_bytes_sent" "$upstream_bytes_received" "$upstream_connect_time"';
    
    access_log /var/log/nginx/jtt808_access.log basic;
    error_log  /var/log/nginx/jtt808_error.log;
    
    # JTT808服务器后端
    upstream jtt808_backend {
        server 192.168.0.234:8808;  # JTT808服务器地址和端口
        #server 192.168.1.3:8808;  # 如果有多台服务器可以配置负载均衡
    }
    
    # JTT808端口代理
    server {
        listen 21100;  # 公网暴露的JTT808端口
        proxy_pass jtt808_backend;
        proxy_timeout 10s;
        proxy_responses 1;  # JTT808通常是一请求一响应
        proxy_connect_timeout 5s;
        proxy_bind $remote_addr transparent;  # 保持客户端真实IP
    }
}

# HTTP服务配置保持不变
http {
    include mime.types;
    default_type application/octet-stream;
    server_tokens  off;

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

    sendfile on;
    keepalive_timeout 65;
    client_max_body_size 100M;
    client_body_buffer_size 100M;
    fastcgi_buffer_size 128k;
    fastcgi_buffers 8 128k;
    fastcgi_busy_buffers_size 128k;
    fastcgi_temp_file_write_size 128k;

    server {
        listen 81;
        server_name localhost;
        charset utf-8;

        location / {
            root   /usr/local/www/dist;
            index  index.html;
            try_files $uri $uri/ /index.html;
        }

        location /APP {
            alias  /usr/local/www/APP;
        }

        location /screen {
            alias   /usr/local/www/screen;
            index  index01.html;
            try_files $uri $uri/ /screen/index01.html;
        }

        location /dev-api/ {
            rewrite ^/dev-api/(.*)$ /$1 break;
            proxy_pass http://192.168.1.2:39080/;
            proxy_redirect off;
            proxy_set_header Host $host;
            proxy_set_header X-Real-IP $remote_addr;
            proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        }
        
        location /bigScreen/ {
            rewrite ^/bigScreen/(.*)$ /$1 break;
            proxy_pass http://192.168.1.2:39080/;
            proxy_redirect off;
            proxy_set_header Host $host;
            proxy_set_header X-Real-IP $remote_addr;
            proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        }
    }
}