55 lines
1.7 KiB
Nginx Configuration File
55 lines
1.7 KiB
Nginx Configuration File
# 磁盘缓存配置
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# levels=1:2 两级目录结构，避免单目录文件过多
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# keys_zone=20m 内存索引 20MB，约可索引 160,000 个瓦片
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# max_size=10g 磁盘缓存上限 10GB（约覆盖全国 z0-z14 级别）
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# inactive=30d 30天未访问的瓦片自动清理
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proxy_cache_path /var/cache/nginx/tiles
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levels=1:2
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keys_zone=tiles_cache:20m
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max_size=10g
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inactive=30d
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use_temp_path=off;
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server {
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listen 80;
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# 使用 Docker 内置 DNS 解析上游域名
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resolver 127.0.0.11 valid=300s;
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resolver_timeout 5s;
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location /tiles/ {
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# 去掉 /tiles/ 前缀，补全底图样式路径后转发
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rewrite ^/tiles/(.*)$ /light_all/$1 break;
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proxy_pass https://a.basemaps.cartocdn.com;
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proxy_ssl_server_name on;
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# 缓存配置
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proxy_cache tiles_cache;
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proxy_cache_key "$uri";
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proxy_cache_valid 200 30d;
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proxy_cache_lock on; # 同一瓦片并发请求只放行一个去上游
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proxy_cache_lock_timeout 5s;
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# 上游故障时继续提供过期缓存，避免地图空白
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proxy_cache_use_stale error timeout updating
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http_500 http_502 http_503 http_504;
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proxy_cache_background_update on;
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# 超时设置
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proxy_connect_timeout 5s;
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proxy_read_timeout 15s;
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# 响应头
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add_header Access-Control-Allow-Origin *;
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add_header X-Cache-Status $upstream_cache_status;
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expires 30d;
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}
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# 健康检查
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location /health {
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return 200 "ok\n";
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add_header Content-Type text/plain;
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}
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}
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