Nginx生产环境完整配置模板

# 上游服务
upstream gateway {
    least_conn;
    server 10.0.1.10:8080 weight=1 max_fails=3 fail_timeout=30s;
    server 10.0.1.11:8080 weight=1 max_fails=3 fail_timeout=30s backup;
    keepalive 100;
}

# 限流配置
limit_req_zone $binary_remote_addr zone=api:10m rate=100r/s;
limit_conn_zone $binary_remote_addr zone=conn:10m;

# HTTP重定向到HTTPS
server {
    listen 80;
    server_name example.com www.example.com api.example.com;
    return 301 https://$host$request_uri;
}

# 前端站点
server {
    listen 443 ssl http2;
    server_name www.example.com example.com;

    ssl_certificate     /etc/nginx/ssl/example.com.pem;
    ssl_certificate_key /etc/nginx/ssl/example.com.key;
    ssl_session_timeout 1d;
    ssl_session_cache shared:SSL:50m;
    ssl_protocols TLSv1.2 TLSv1.3;

    root /usr/share/nginx/html/dist;
    index index.html;

    # 安全头
    add_header X-Frame-Options "SAMEORIGIN" always;
    add_header X-Content-Type-Options "nosniff" always;
    add_header X-XSS-Protection "1; mode=block" always;
    add_header Strict-Transport-Security "max-age=31536000" always;

    # Gzip
    gzip on;
    gzip_vary on;
    gzip_min_length 1024;
    gzip_types text/plain text/css application/json application/javascript text/xml application/xml;

    # 静态资源
    location ~* \.(js|css|png|jpg|jpeg|gif|ico|svg|woff2?)$ {
        expires 30d;
        add_header Cache-Control "public, immutable";
    }

    # SPA路由
    location / {
        try_files $uri $uri/ /index.html;
    }

    # API代理
    location /api/ {
        limit_req zone=api burst=50 nodelay;
        limit_conn conn 100;

        proxy_pass http://gateway/;
        proxy_http_version 1.1;
        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_set_header Connection "";

        proxy_connect_timeout 30s;
        proxy_send_timeout 60s;
        proxy_read_timeout 60s;
    }
}

# API站点（如果需要独立域名）
server {
    listen 443 ssl http2;
    server_name api.example.com;

    ssl_certificate     /etc/nginx/ssl/example.com.pem;
    ssl_certificate_key /etc/nginx/ssl/example.com.key;

    location / {
        limit_req zone=api burst=100 nodelay;

        proxy_pass http://gateway/;
        proxy_http_version 1.1;
        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;
    }
}