taiji-AI-PAD/config/nginx.conf

user nginx;
worker_processes auto;
error_log /var/log/nginx/error.log notice;
pid /var/run/nginx.pid;

events {
    worker_connections 1024;
    use epoll;
    multi_accept on;
}

http {
    include /etc/nginx/mime.types;
    default_type application/octet-stream;
    
    # 日志格式
    log_format main '$remote_addr - $remote_user [$time_local] "$request" '
                    '$status $body_bytes_sent "$http_referer" '
                    '"$http_user_agent" "$http_x_forwarded_for" '
                    'rt=$request_time ut="$upstream_response_time"';
    
    access_log /var/log/nginx/access.log main;
    
    # 基础配置
    sendfile on;
    tcp_nopush on;
    tcp_nodelay on;
    keepalive_timeout 65;
    types_hash_max_size 2048;
    client_max_body_size 50M;
    
    # Gzip压缩
    gzip on;
    gzip_vary on;
    gzip_min_length 1024;
    gzip_proxied any;
    gzip_comp_level 6;
    gzip_types
        text/plain
        text/css
        text/xml
        text/javascript
        application/json
        application/javascript
        application/xml+rss
        application/atom+xml
        image/svg+xml;
    
    # 上游服务器配置
    upstream mcp-server {
        least_conn;
        server mcp-server:8000 max_fails=3 fail_timeout=30s;
        keepalive 32;
    }

    upstream data-ingestion {
        least_conn;
        server data-ingestion:8000 max_fails=3 fail_timeout=30s;
        keepalive 32;
    }

    upstream litellm-gateway {
        least_conn;
        server litellm-gateway:4000 max_fails=3 fail_timeout=30s;
        keepalive 32;
    }
    
    # 限流配置
    limit_req_zone $binary_remote_addr zone=api:10m rate=100r/m;
    limit_req_zone $binary_remote_addr zone=auth:10m rate=20r/m;
    
    # 主服务器配置
    server {
        listen 80;
        server_name localhost;
        
        # 安全头
        add_header X-Frame-Options DENY;
        add_header X-Content-Type-Options nosniff;
        add_header X-XSS-Protection "1; mode=block";
        add_header Referrer-Policy "strict-origin-when-cross-origin";
        
        # 健康检查端点
        location /health {
            access_log off;
            return 200 "OK\n";
            add_header Content-Type text/plain;
        }
        
        # MCP服务器路由
        location /api/mcp/ {
            limit_req zone=api burst=50 nodelay;
            
            proxy_pass http://mcp-server/;
            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 X-Forwarded-Proto $scheme;
            
            # WebSocket支持
            proxy_http_version 1.1;
            proxy_set_header Upgrade $http_upgrade;
            proxy_set_header Connection "upgrade";
            
            # 超时设置
            proxy_connect_timeout 30s;
            proxy_send_timeout 30s;
            proxy_read_timeout 30s;
            
            # 缓冲设置
            proxy_buffering on;
            proxy_buffer_size 4k;
            proxy_buffers 8 4k;
        }
        
        # 数据接入服务路由
        location /api/data/ {
            limit_req zone=api burst=30 nodelay;
            
            proxy_pass http://data-ingestion/;
            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 X-Forwarded-Proto $scheme;
            
            # 长时间处理支持
            proxy_connect_timeout 60s;
            proxy_send_timeout 60s;
            proxy_read_timeout 300s;
        }
        
        # Agent注册中心路由 (暂时返回服务不可用)
        location /api/agents/ {
            limit_req zone=api burst=20 nodelay;

            # 临时返回服务不可用
            return 503 '{"error": "Service Unavailable", "message": "Agent Registry service is temporarily disabled", "status": "maintenance"}';
            add_header Content-Type application/json;
        }
        
        # 计费引擎路由
        location /api/billing/ {
            limit_req zone=api burst=100 nodelay;
            
            proxy_pass http://billing-engine/;
            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 X-Forwarded-Proto $scheme;
            
            proxy_connect_timeout 30s;
            proxy_send_timeout 30s;
            proxy_read_timeout 30s;
        }
        
        # LiteLLM网关路由
        location /api/llm/ {
            limit_req zone=api burst=20 nodelay;
            
            proxy_pass http://litellm-gateway/;
            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 X-Forwarded-Proto $scheme;
            
            # LLM请求可能需要更长时间
            proxy_connect_timeout 60s;
            proxy_send_timeout 60s;
            proxy_read_timeout 300s;
        }
        
        # 静态文件
        location /static/ {
            alias /usr/share/nginx/html/static/;
            expires 1d;
            add_header Cache-Control "public, immutable";
        }
        
        # API文档路由
        location /docs {
            proxy_pass http://mcp-server/docs;
            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 X-Forwarded-Proto $scheme;
        }
        
        # 默认路由
        location / {
            return 404 '{"error": "Not Found", "message": "请使用正确的API端点"}';
            add_header Content-Type application/json;
        }
        
        # 错误页面
        error_page 404 /404.html;
        error_page 500 502 503 504 /50x.html;
        
        location = /404.html {
            return 404 '{"error": "Not Found", "message": "请求的资源不存在"}';
            add_header Content-Type application/json;
        }
        
        location = /50x.html {
            return 500 '{"error": "Internal Server Error", "message": "服务器内部错误"}';
            add_header Content-Type application/json;
        }
    }
    
    # HTTPS配置（生产环境使用）
    server {
        listen 443 ssl http2;
        server_name localhost;
        
        # SSL证书配置（需要实际证书文件）
        # ssl_certificate /etc/nginx/ssl/cert.pem;
        # ssl_certificate_key /etc/nginx/ssl/key.pem;
        
        # SSL配置
        ssl_protocols TLSv1.2 TLSv1.3;
        ssl_ciphers ECDHE-RSA-AES256-GCM-SHA512:DHE-RSA-AES256-GCM-SHA512:ECDHE-RSA-AES256-GCM-SHA384;
        ssl_prefer_server_ciphers off;
        ssl_session_cache shared:SSL:10m;
        ssl_session_timeout 10m;
        
        # HSTS
        add_header Strict-Transport-Security "max-age=63072000" always;
        
        # 其他配置与HTTP相同...
        
        # 临时重定向到HTTP（开发环境）
        return 301 http://$server_name$request_uri;
    }
    
    # 监控和状态页面
    server {
        listen 8080;
        server_name localhost;
        
        location /nginx_status {
            stub_status on;
            access_log off;
            allow 127.0.0.1;
            allow 172.20.0.0/16;  # Docker网络
            deny all;
        }
        
        location /health {
            access_log off;
            return 200 "Nginx OK\n";
            add_header Content-Type text/plain;
        }
    }
}