139 lines
4.3 KiB
Nginx Configuration File
139 lines
4.3 KiB
Nginx Configuration File
# 生产环境 Nginx 配置
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# 用途：反向代理 + HTTPS 支持
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events {
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worker_connections 1024;
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use epoll;
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}
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http {
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include /etc/nginx/mime.types;
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default_type application/octet-stream;
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# 日志格式
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log_format main '$remote_addr - $remote_user [$time_local] "$request" '
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'$status $body_bytes_sent "$http_referer" '
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'"$http_user_agent" "$http_x_forwarded_for"';
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access_log /var/log/nginx/access.log main;
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error_log /var/log/nginx/error.log warn;
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# 性能优化
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sendfile on;
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tcp_nopush on;
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tcp_nodelay on;
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keepalive_timeout 65;
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types_hash_max_size 2048;
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client_max_body_size 20M;
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# Gzip 压缩
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gzip on;
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gzip_vary on;
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gzip_proxied any;
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gzip_comp_level 6;
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gzip_types text/plain text/css text/xml text/javascript application/json application/javascript application/xml+rss;
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# Upstream 定义
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upstream backend {
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server backend:8000;
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keepalive 32;
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}
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upstream admin {
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server admin:3000;
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keepalive 32;
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}
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# HTTP → HTTPS 重定向
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server {
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listen 80;
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server_name _;
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# Let's Encrypt 验证路径（用于证书申请和续期）
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location /.well-known/acme-challenge/ {
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root /var/www/certbot;
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try_files $uri =404;
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}
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# 健康检查（允许 HTTP 访问）
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location /health {
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proxy_pass http://backend/api/health;
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access_log off;
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}
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# 其他请求重定向到 HTTPS
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location / {
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return 301 https://$host$request_uri;
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}
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}
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# HTTPS 服务器
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server {
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listen 443 ssl http2;
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server_name _;
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# SSL 证书配置（Let's Encrypt）
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# 注意：首次部署时，这些路径可能不存在，需要先配置证书
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# 证书配置步骤见 docs/deploy.md
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ssl_certificate /etc/letsencrypt/live/_/fullchain.pem;
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ssl_certificate_key /etc/letsencrypt/live/_/privkey.pem;
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# SSL 安全配置
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ssl_protocols TLSv1.2 TLSv1.3;
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ssl_ciphers 'ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES256-GCM-SHA384:ECDHE-RSA-AES256-GCM-SHA384';
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ssl_prefer_server_ciphers on;
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ssl_session_cache shared:SSL:10m;
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ssl_session_timeout 10m;
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# HSTS（可选，生产环境推荐）
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add_header Strict-Transport-Security "max-age=31536000; includeSubDomains" always;
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# /api -> backend
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location /api/ {
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proxy_pass http://backend;
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proxy_http_version 1.1;
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proxy_set_header Host $host;
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proxy_set_header X-Real-IP $remote_addr;
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proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
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proxy_set_header X-Forwarded-Proto $scheme;
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proxy_set_header Connection "";
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proxy_read_timeout 30s;
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proxy_connect_timeout 10s;
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proxy_send_timeout 30s;
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}
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# 健康检查
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location /health {
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proxy_pass http://backend/api/health;
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access_log off;
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}
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# 其余 -> admin（如果 admin 未上线，返回静态占位页）
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location / {
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# 如果 admin 服务不可用，返回占位页
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# 可以通过检查 admin 服务状态来决定
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proxy_pass http://admin;
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proxy_http_version 1.1;
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proxy_set_header Upgrade $http_upgrade;
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proxy_set_header Connection "upgrade";
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proxy_set_header Host $host;
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proxy_set_header X-Real-IP $remote_addr;
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proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
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proxy_set_header X-Forwarded-Proto $scheme;
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proxy_read_timeout 30s;
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proxy_connect_timeout 10s;
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proxy_send_timeout 30s;
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# 如果 admin 服务不可用，返回 503 或静态占位页
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# 可以通过 error_page 配置实现
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error_page 502 503 504 = @admin_fallback;
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}
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# Admin 服务不可用时的占位页
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location @admin_fallback {
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default_type text/html;
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return 503 '<!DOCTYPE html><html><head><title>Admin 服务维护中</title></head><body><h1>Admin 服务维护中</h1><p>管理后台暂时不可用，请稍后再试。</p></body></html>';
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}
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}
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}
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