{"id":32716,"date":"2026-08-20T12:00:00","date_gmt":"2026-08-20T04:00:00","guid":{"rendered":"https:\/\/cn.hostease.com\/blog\/?p=32716"},"modified":"2026-08-20T20:06:34","modified_gmt":"2026-08-20T12:06:34","slug":"nginx-cache-purge","status":"publish","type":"post","link":"https:\/\/cn.hostease.com\/blog\/guides\/nginx-cache-purge\/","title":{"rendered":"Nginx \u53cd\u4ee3\u7f13\u5b58\u5931\u6548\u7b56\u7565\uff1apurge \u914d\u7f6e\u4e0e\u4e00\u81f4\u6027\u9a8c\u8bc1"},"content":{"rendered":"

\"Nginx<\/p>\n

\u5f88\u591a\u7ad9\u70b9\u7528 Nginx \u505a\u53cd\u5411\u4ee3\u7406\uff08reverse proxy\uff0c\u4e00\u79cd\u628a\u5ba2\u6237\u7aef\u8bf7\u6c42\u8f6c\u53d1\u7ed9\u540e\u7aef\u670d\u52a1\u5668\u5e76\u4ee3\u4e3a\u8fd4\u56de\u54cd\u5e94\u7684\u4e2d\u95f4\u5c42\uff09\u6765\u7f13\u5b58\u9759\u6001\u8d44\u6e90\uff0c\u9875\u9762\u52a0\u8f7d\u901f\u5ea6\u786e\u5b9e\u4e0a\u53bb\u4e86\uff0c\u4f46\u5185\u5bb9\u66f4\u65b0\u540e\u7528\u6237\u770b\u5230\u7684\u8fd8\u662f\u65e7\u7248\u672c\u3002\u95ee\u9898\u5f80\u5f80\u51fa\u5728\u7f13\u5b58\u5931\u6548\uff08cache invalidation\uff0c\u4e3b\u52a8\u8ba9\u5df2\u7f13\u5b58\u5185\u5bb9\u8fc7\u671f\u5e76\u91cd\u65b0\u62c9\u53d6\uff09\u8fd9\u4e00\u6b65\uff1a\u7f13\u5b58\u5199\u8fdb\u53bb\u4e86\uff0c\u5374\u4e0d\u77e5\u9053\u600e\u4e48\u8ba9\u5b83\u6309\u9884\u671f\u5931\u6548\u3002\u8fd9\u7bc7\u6307\u5357\u5e26\u4f60\u5b8c\u6574\u8dd1\u901a Nginx \u53cd\u4ee3\u7f13\u5b58\u5931\u6548\u6d41\u7a0b\uff0c\u4ece purge \u6a21\u5757\u5b89\u88c5\u3001\u914d\u7f6e\u3001\u89e6\u53d1\u65b9\u5f0f\u5230\u4e00\u81f4\u6027\u9a8c\u8bc1\uff0c\u5168\u7a0b\u7ed9\u51fa\u53ef\u4ee5\u76f4\u63a5\u590d\u5236\u7684\u547d\u4ee4\u3002<\/p>\n

\u5982\u679c\u4f60\u7684\u4e1a\u52a1\u8dd1\u5728 Hostease \u7684 [VPS](https:\/\/cn.hostease.com\/vps\/)\uff08[\u865a\u62df\u4e13\u7528\u670d\u52a1\u5668](https:\/\/cn.hostease.com\/vps\/)\uff0c\u4e00\u79cd\u901a\u8fc7\u865a\u62df\u5316\u6280\u672f\u5212\u5206\u51fa\u72ec\u7acb\u8d44\u6e90\u7684\u670d\u52a1\u5668\u5b9e\u4f8b\uff09\u6216[\u72ec\u7acb\u670d\u52a1\u5668](https:\/\/cn.hostease.com\/dedicated-server\/)\u4e0a\uff0c\u7f13\u5b58\u5931\u6548\u505a\u4e0d\u597d\uff0c\u8f7b\u5219\u7528\u6237\u770b\u5230\u8fc7\u671f\u4ef7\u683c\u3001\u8fc7\u671f\u516c\u544a\uff0c\u91cd\u5219\u9020\u6210\u6570\u636e\u4e0d\u4e00\u81f4\u3002Nginx \u5b98\u65b9\u81ea\u5e26\u7684\u7f13\u5b58\u673a\u5236\u672c\u8eab\u4e0d\u63d0\u4f9b\u4e3b\u52a8\u5220\u9664\u5355\u4e2a\u7f13\u5b58\u9879\u7684\u80fd\u529b\uff0c\u9700\u8981\u501f\u52a9\u7b2c\u4e09\u65b9\u6a21\u5757\u6216\u989d\u5916\u624b\u6bb5\uff0c\u8fd9\u4e5f\u662f\u5f88\u591a\u7ba1\u7406\u5458\u5361\u4f4f\u7684\u5730\u65b9\u3002<\/p>\n

\u4e00\u3001\u4e3a\u4ec0\u4e48\u7f13\u5b58\u4f1a\u5931\u6548\uff1a\u5148\u7406\u89e3\u7f13\u5b58\u7684\u751f\u547d\u5468\u671f<\/h2>\n

Nginx \u7684 proxy_cache \u673a\u5236\u628a\u540e\u7aef\u8fd4\u56de\u7684\u54cd\u5e94\u6309 key \u5b58\u5230\u78c1\u76d8\u7f13\u5b58\u76ee\u5f55\uff0c\u547d\u4e2d\u65f6\u76f4\u63a5\u8fd4\u56de\u7f13\u5b58\uff0c\u4e0d\u518d\u8bf7\u6c42\u540e\u7aef\u3002\u7f13\u5b58\u9879\u6709\u81ea\u5df1\u7684\u751f\u547d\u5468\u671f\uff0c\u7531\u51e0\u4e2a\u5173\u952e\u6307\u4ee4\u63a7\u5236\uff1aproxy_cache_valid \u5b9a\u4e49\u4e0d\u540c\u72b6\u6001\u7801\u7684\u7f13\u5b58\u65f6\u957f\uff0cproxy_cache_key \u51b3\u5b9a\u7f13\u5b58\u9879\u7684\u6807\u8bc6\uff0cproxy_cache_path \u6307\u5b9a\u7f13\u5b58\u76ee\u5f55\u4e0e\u5185\u5b58\u7d22\u5f15\u5927\u5c0f\u3002<\/p>\n

\u7f13\u5b58\u5931\u6548\u672c\u8d28\u4e0a\u53ea\u6709\u4e24\u6761\u8def\uff1a\u4e00\u662f\u7b49\u7f13\u5b58\u81ea\u7136\u8fc7\u671f\uff08time-based expiry\uff0c\u6309 proxy_cache_valid \u8bbe\u5b9a\u7684\u65f6\u95f4\u81ea\u52a8\u5931\u6548\uff09\uff0c\u4e8c\u662f\u4e3b\u52a8\u5220\u9664\u6307\u5b9a\u7f13\u5b58\u9879\uff08\u5373 purge\uff09\u3002\u81ea\u7136\u8fc7\u671f\u7b80\u5355\u4f46\u4e0d\u53ef\u63a7\uff0c\u6bd4\u5982\u4f60\u6539\u4e86\u9996\u9875\u6587\u6848\uff0c\u5374\u8981\u7b49\u7f13\u5b58\u65f6\u957f\u8d70\u5b8c\u624d\u80fd\u751f\u6548\uff1b\u4e3b\u52a8 purge \u5219\u80fd\u7cbe\u786e\u5220\u9664\u67d0\u4e2a key \u5bf9\u5e94\u7684\u7f13\u5b58\uff0c\u8ba9\u4e0b\u4e00\u6b21\u8bf7\u6c42\u7acb\u5373\u56de\u6e90\u62c9\u53d6\u65b0\u5185\u5bb9\u3002<\/p>\n

\u7406\u89e3\u8fd9\u4e00\u70b9\u5f88\u5173\u952e\uff1apurge \u4e0d\u662f”\u6e05\u7a7a\u6574\u4e2a\u7f13\u5b58\u76ee\u5f55”\uff0c\u800c\u662f\u6309 key \u7cbe\u51c6\u5220\u9664\u3002\u5982\u679c\u8bef\u7528\u4e86\u6e05\u7a7a\u76ee\u5f55\u7684\u65b9\u5f0f\uff0c\u6240\u6709\u7f13\u5b58\u77ac\u95f4\u5931\u6548\uff0c\u540e\u7aef\u4f1a\u540c\u65f6\u6536\u5230\u5927\u91cf\u8bf7\u6c42\uff0c\u53cd\u800c\u9020\u6210\u96ea\u5d29\u3002\u6240\u4ee5\u6b63\u786e\u7684\u7b56\u7565\u662f”\u6309\u9700 purge”\uff0c\u53ea\u5220\u9700\u8981\u66f4\u65b0\u7684\u90a3\u90e8\u5206\u3002<\/p>\n

\"Nginx<\/p>\n

\u7f13\u5b58\u5931\u6548\u8fd8\u548c\u8bf7\u6c42\u65b9\u6cd5\u3001\u54cd\u5e94\u5934\u6709\u5173\u3002Nginx \u9ed8\u8ba4\u5bf9\u5e26 Cookie \u6216 Authorization \u7684\u8bf7\u6c42\u4e0d\u7f13\u5b58\uff0c\u5bf9 Set-Cookie \u54cd\u5e94\u4e5f\u4e0d\u7f13\u5b58\uff0c\u8fd9\u4e9b\u7ec6\u8282\u4f1a\u5f71\u54cd\u4f60\u5224\u65ad”\u4e3a\u4ec0\u4e48\u8fd9\u4e2a\u9875\u9762\u6ca1\u88ab\u7f13\u5b58”\u6216”\u4e3a\u4ec0\u4e48 purge \u540e\u8fd8\u662f\u65e7\u5185\u5bb9”\u3002\u5efa\u8bae\u5148\u8bfb\u4e00\u4e0b\u6211\u4eec\u4e4b\u524d\u6574\u7406\u7684 Nginx \u9650\u6d41\u914d\u7f6e<\/a>\uff0c\u7406\u89e3 Nginx \u8bf7\u6c42\u5904\u7406\u94fe\u8def\uff0c\u518d\u56de\u6765\u914d\u7f6e\u7f13\u5b58\u4f1a\u66f4\u987a\u3002<\/p>\n

\u4e8c\u3001purge \u6a21\u5757\u5b89\u88c5\u4e0e\u57fa\u7840\u914d\u7f6e<\/h2>\n

Nginx \u5b98\u65b9\u53d1\u884c\u7248\u4e0d\u5e26 purge \u6a21\u5757\uff0c\u9700\u8981\u81ea\u5df1\u7f16\u8bd1\u6216\u7528\u5e26\u8be5\u6a21\u5757\u7684\u7b2c\u4e09\u65b9\u5305\u3002\u6700\u5e38\u7528\u7684\u662f ngx_cache_purge \u6a21\u5757\uff0c\u5b83\u63d0\u4f9b proxy_cache_purge \u6307\u4ee4\uff0c\u53ef\u4ee5\u6309 key \u5220\u9664\u7f13\u5b58\u9879\u3002\u4ee5 Ubuntu 22.04 \/ 24.04 \u4e3a\u4f8b\uff0c\u5982\u679c\u4f60\u7528\u6e90\u7801\u7f16\u8bd1 Nginx\uff0c\u5728 configure \u65f6\u52a0\u4e0a\u6a21\u5757\u5373\u53ef\u3002<\/p>\n

.\/configure --add-module=\/path\/to\/ngx_cache_purge\nmake\nsudo make install\n # \u7f16\u8bd1\u5b89\u88c5\u540e\uff0c\u7528 nginx -V \u786e\u8ba4\u6a21\u5757\u5df2\u52a0\u8f7d<\/pre>\n
\u5982\u679c\u4f60\u4e0d\u60f3\u81ea\u5df1\u7f16\u8bd1\uff0c\u4e5f\u53ef\u4ee5\u4f7f\u7528\u5e26 ngx_cache_purge \u7684\u7b2c\u4e09\u65b9 Nginx \u5305\uff0c\u4f8b\u5982 OpenResty \u6216\u67d0\u4e9b\u53d1\u884c\u7248\u7684 nginx-extras\u3002\u5b89\u88c5\u5b8c\u6210\u540e\uff0c\u5728 nginx.conf \u7684 http \u5757\u91cc\u914d\u7f6e\u7f13\u5b58\u8def\u5f84\uff0c\u5e76\u5728 server \u5757\u91cc\u542f\u7528\u7f13\u5b58\u3002<\/p>\n
http {\n    proxy_cache_path \/var\/cache\/nginx levels=1:2 keys_zone=mycache:10m max_size=1g inactive=60m use_temp_path=off;\n    server {\n        location \/ {\n            proxy_cache mycache;\n            proxy_cache_key \"$scheme$request_method$host$request_uri\";\n            proxy_cache_valid 200 301 302 10m;\n            proxy_pass http:\/\/backend;\n        }\n    }\n}<\/pre>\n
\u8fd9\u91cc keys_zone \u5b9a\u4e49\u4e86\u7f13\u5b58\u7d22\u5f15\u7684\u5185\u5b58\u533a\uff0cmax_size \u9650\u5236\u78c1\u76d8\u7f13\u5b58\u603b\u91cf\uff0cinactive \u8868\u793a\u7f13\u5b58\u9879\u5728\u6307\u5b9a\u65f6\u95f4\u5185\u672a\u88ab\u8bbf\u95ee\u5c31\u5220\u9664\u3002proxy_cache_key \u51b3\u5b9a\u7f13\u5b58\u9879\u7684\u6807\u8bc6\uff0cpurge \u65f6\u7528\u7684\u5c31\u662f\u5b83\u3002\u914d\u7f6e\u597d\u540e reload \u8ba9\u914d\u7f6e\u751f\u6548\u3002<\/p>\n
sudo nginx -t\nsudo nginx -s reload\n # \u5148\u6d4b\u8bd5\u914d\u7f6e\u8bed\u6cd5\uff0c\u518d\u5e73\u6ed1\u91cd\u8f7d\uff0c\u907f\u514d\u4e2d\u65ad\u670d\u52a1<\/pre>\n
\u7f13\u5b58\u76ee\u5f55\u7684\u6743\u9650\u4e5f\u8981\u6ce8\u610f\uff0cNginx worker \u8fdb\u7a0b\u9700\u8981\u80fd\u8bfb\u5199 \/var\/cache\/nginx\u3002\u5982\u679c\u6743\u9650\u4e0d\u5bf9\uff0c\u7f13\u5b58\u5199\u4e0d\u8fdb\u53bb\uff0c\u9875\u9762\u4f1a\u4e00\u76f4\u56de\u6e90\uff0c\u4f60\u8fd8\u4f1a\u8bef\u4ee5\u4e3a\u7f13\u5b58\u6ca1\u751f\u6548\u3002\u8fd9\u7c7b\u95ee\u9898\u6392\u67e5\u8d77\u6765\u5f88\u8d39\u65f6\u95f4\uff0c\u5efa\u8bae\u4e00\u5f00\u59cb\u5c31\u628a\u76ee\u5f55\u5c5e\u4e3b\u8bbe\u4e3a\u8fd0\u884c Nginx \u7684\u7528\u6237\u3002<\/p>\n
\u4e09\u3001purge \u7684\u89e6\u53d1\u65b9\u5f0f\uff1a\u624b\u52a8\u3001\u811a\u672c\u4e0e\u81ea\u52a8<\/h2>\n
\u914d\u7f6e\u597d\u6a21\u5757\u540e\uff0cpurge \u7684\u89e6\u53d1\u65b9\u5f0f\u6709\u4e09\u79cd\uff1a\u624b\u52a8 curl\u3001\u811a\u672c\u8c03\u7528\u3001\u4ee5\u53ca\u7ed3\u5408\u4e1a\u52a1\u903b\u8f91\u81ea\u52a8\u89e6\u53d1\u3002\u624b\u52a8\u65b9\u5f0f\u9002\u5408\u4e34\u65f6\u66f4\u65b0\uff0c\u811a\u672c\u65b9\u5f0f\u9002\u5408\u53d1\u5e03\u6d41\u7a0b\uff0c\u81ea\u52a8\u65b9\u5f0f\u9002\u5408\u5185\u5bb9\u7ba1\u7406\u7cfb\u7edf\uff08CMS\uff0c\u5982 WordPress\uff09\u5728\u4fdd\u5b58\u6587\u7ae0\u65f6\u81ea\u52a8\u6e05\u5bf9\u5e94\u7f13\u5b58\u3002<\/p>\n
\u624b\u52a8 purge \u6700\u7b80\u5355\uff0c\u76f4\u63a5\u8bf7\u6c42\u4e00\u4e2a\u5e26 PURGE \u65b9\u6cd5\u7684 URL\u3002ngx_cache_purge \u6a21\u5757\u9ed8\u8ba4\u76d1\u542c PURGE \u8bf7\u6c42\u65b9\u6cd5\uff0c\u547d\u4e2d\u7f13\u5b58\u5c31\u5220\u9664\u5e76\u8fd4\u56de 200\uff0c\u672a\u547d\u4e2d\u8fd4\u56de 404\u3002\u6ce8\u610f\u8fd9\u4e2a\u63a5\u53e3\u4e0d\u80fd\u66b4\u9732\u7ed9\u516c\u7f51\uff0c\u5426\u5219\u4efb\u4f55\u4eba\u90fd\u80fd\u6e05\u7a7a\u4f60\u7684\u7f13\u5b58\uff0c\u5fc5\u987b\u505a\u8bbf\u95ee\u63a7\u5236\u3002<\/p>\n
curl -X PURGE http:\/\/127.0.0.1\/purge\/example-page\n # \u8fd4\u56de 200 \u8868\u793a\u7f13\u5b58\u5df2\u5220\u9664\uff0c404 \u8868\u793a\u8be5 key \u4e0d\u5b58\u5728<\/pre>\n
\u5728 nginx.conf \u91cc\uff0cpurge \u63a5\u53e3\u901a\u5e38\u5355\u72ec\u914d\u7f6e\u4e00\u4e2a location\uff0c\u5e76\u9650\u5236\u53ea\u5141\u8bb8\u5185\u7f51\u6216\u672c\u673a\u8bbf\u95ee\u3002\u4e0b\u9762\u8fd9\u4e2a\u914d\u7f6e\u628a PURGE \u65b9\u6cd5\u9650\u5b9a\u5230 127.0.0.1\uff0c\u540c\u65f6\u7528 allow\/deny \u505a\u767d\u540d\u5355\u3002<\/p>\n
location ~ \/purge(?\/.*) {\n    allow 127.0.0.1;\n    deny all;\n    proxy_cache_purge mycache \"$scheme$request_method$host$purge_uri\";\n}<\/pre>\n
\u811a\u672c\u89e6\u53d1\u9002\u5408\u53d1\u5e03\u6d41\u7a0b\u3002\u6bd4\u5982\u4f60\u66f4\u65b0\u4e86\u67d0\u4e2a\u9875\u9762\uff0c\u53ef\u4ee5\u5728\u90e8\u7f72\u811a\u672c\u91cc\u8c03\u7528 purge \u63a5\u53e3\uff0c\u53ea\u6e05\u8fd9\u4e00\u4e2a key\uff0c\u800c\u4e0d\u662f\u6e05\u7a7a\u6574\u4e2a\u7f13\u5b58\u3002\u4e0b\u9762\u662f\u4e00\u4e2a\u7b80\u5355\u7684 bash \u793a\u4f8b\uff0c\u53d1\u5e03\u540e\u81ea\u52a8\u6e05\u7406\u9996\u9875\u548c\u6587\u7ae0\u9875\u7f13\u5b58\u3002<\/p>\n
 #!\/bin\/bash\nfor path in \/ \/article\/123 \/about; do\n    curl -s -X PURGE \"http:\/\/127.0.0.1\/purge$path\" > \/dev\/null\ndone\n # \u53d1\u5e03\u540e\u6309\u9700\u6e05\u7406\uff0c\u907f\u514d\u5168\u91cf\u6e05\u7a7a\u9020\u6210\u56de\u6e90\u538b\u529b<\/pre>\n
\u81ea\u52a8\u89e6\u53d1\u5219\u8981\u7ed3\u5408\u4e1a\u52a1\u3002WordPress \u7b49 CMS \u5728\u4fdd\u5b58\u6587\u7ae0\u65f6\u4f1a\u89e6\u53d1\u94a9\u5b50\uff0c\u4f60\u53ef\u4ee5\u5199\u4e00\u4e2a\u63d2\u4ef6\u6216\u811a\u672c\uff0c\u5728\u6587\u7ae0\u66f4\u65b0\u65f6\u8c03\u7528 purge \u63a5\u53e3\u3002\u8fd9\u6837\u7528\u6237\u4e00\u4fdd\u5b58\uff0c\u5bf9\u5e94\u7f13\u5b58\u7acb\u5373\u5931\u6548\uff0c\u65e0\u9700\u4eba\u5de5\u5e72\u9884\u3002\u7f13\u5b58\u5931\u6548\u548c\u6570\u636e\u5e93\u6027\u80fd\u662f\u4e24\u56de\u4e8b\uff0c\u5982\u679c\u4f60\u7684\u7ad9\u70b9\u540c\u65f6\u6709\u6570\u636e\u5e93\u6162\u67e5\u8be2\u95ee\u9898\uff0c\u53ef\u4ee5\u53c2\u8003 MySQL \u6162\u67e5\u8be2\u5206\u6790<\/a> \u5355\u72ec\u6392\u67e5\uff0c\u522b\u628a\u7f13\u5b58\u95ee\u9898\u6df7\u5728\u4e00\u8d77\u3002<\/p>\n
\u56db\u3001\u7f13\u5b58\u4e00\u81f4\u6027\u9a8c\u8bc1\uff1a\u5982\u4f55\u786e\u8ba4 purge \u771f\u6b63\u751f\u6548<\/h2>\n
purge \u6267\u884c\u540e\uff0c\u600e\u4e48\u786e\u8ba4\u5b83\u771f\u7684\u751f\u6548\u4e86\uff1f\u6700\u76f4\u63a5\u7684\u529e\u6cd5\u662f\u770b\u54cd\u5e94\u5934\u3002Nginx \u547d\u4e2d\u7f13\u5b58\u65f6\u4f1a\u5728\u54cd\u5e94\u91cc\u5e26\u4e0a X-Proxy-Cache \u5934\uff0c\u503c\u4e3a HIT\uff1b\u56de\u6e90\u540e\u91cd\u65b0\u7f13\u5b58\u5219\u4e3a MISS\u3002\u901a\u8fc7\u5bf9\u6bd4 purge \u524d\u540e\u7684\u54cd\u5e94\u5934\uff0c\u5c31\u80fd\u5224\u65ad\u7f13\u5b58\u662f\u5426\u88ab\u6b63\u786e\u5220\u9664\u5e76\u91cd\u5efa\u3002<\/p>\n
curl -I http:\/\/example.com\/article\/123\n # \u7b2c\u4e00\u6b21\u8bf7\u6c42\uff0cX-Proxy-Cache: MISS\uff0c\u56de\u6e90\u62c9\u53d6\ncurl -I http:\/\/example.com\/article\/123\n # \u7b2c\u4e8c\u6b21\u8bf7\u6c42\uff0cX-Proxy-Cache: HIT\uff0c\u547d\u4e2d\u7f13\u5b58\ncurl -X PURGE http:\/\/127.0.0.1\/purge\/article\/123\n # \u6267\u884c purge\ncurl -I http:\/\/example.com\/article\/123\n # purge \u540e\u518d\u6b21\u8bf7\u6c42\uff0cX-Proxy-Cache: MISS\uff0c\u8bf4\u660e\u7f13\u5b58\u5df2\u91cd\u5efa<\/pre>\n
\u5982\u679c purge \u540e\u54cd\u5e94\u5934\u4ecd\u662f HIT\uff0c\u8bf4\u660e purge \u6ca1\u751f\u6548\uff0c\u5e38\u89c1\u539f\u56e0\u6709\u4e09\u4e2a\uff1a\u4e00\u662f proxy_cache_key \u548c purge \u7528\u7684 key \u4e0d\u4e00\u81f4\uff0c\u5bfc\u81f4\u5220\u9519\u4e86\u7f13\u5b58\u9879\uff1b\u4e8c\u662f purge \u8bf7\u6c42\u6ca1\u8d70\u5bf9 location\uff0c\u88ab\u5176\u4ed6\u89c4\u5219\u62e6\u622a\uff1b\u4e09\u662f\u7f13\u5b58\u76ee\u5f55\u6709\u591a\u4e2a\u526f\u672c\uff0c\u6bd4\u5982\u542f\u7528\u4e86\u591a\u7ea7\u7f13\u5b58\u6216 CDN \u5c42\u3002\u9010\u4e00\u6392\u67e5\u5373\u53ef\u3002<\/p>\n
\u66f4\u4e25\u8c28\u7684\u505a\u6cd5\u662f\u8bb0\u5f55\u7f13\u5b58 key \u7684\u54c8\u5e0c\u503c\u3002Nginx \u7684\u7f13\u5b58\u6587\u4ef6\u540d\u5c31\u662f key \u7684 MD5 \u503c\uff0c\u4f60\u53ef\u4ee5\u7528 md5sum \u8ba1\u7b97\u9884\u671f key\uff0c\u518d\u53bb\u7f13\u5b58\u76ee\u5f55\u91cc\u786e\u8ba4\u5bf9\u5e94\u6587\u4ef6\u662f\u5426\u88ab\u5220\u9664\u3002\u8fd9\u6837\u5373\u4f7f\u54cd\u5e94\u5934\u88ab\u4e2d\u95f4\u5c42\u6539\u5199\uff0c\u4e5f\u80fd\u4ece\u78c1\u76d8\u5c42\u9762\u9a8c\u8bc1\u3002<\/p>\n
\"Nginx<\/p>\n
echo -n \"GEThttp:\/\/example.com\/article\/123\" | md5sum\n # \u8ba1\u7b97\u7f13\u5b58 key \u7684 MD5\uff0c\u53bb\u7f13\u5b58\u76ee\u5f55\u6838\u5bf9\u5bf9\u5e94\u6587\u4ef6\nfind \/var\/cache\/nginx -name \"*.md5\" -mmin -1\n # \u67e5\u770b\u6700\u8fd1\u88ab\u5199\u5165\u7684\u7f13\u5b58\u6587\u4ef6\uff0c\u786e\u8ba4 purge \u540e\u662f\u5426\u91cd\u5efa<\/pre>\n
\u4e00\u81f4\u6027\u9a8c\u8bc1\u8fd8\u8981\u8003\u8651\u591a\u8282\u70b9\u573a\u666f\u3002\u5982\u679c\u4f60\u7684\u7ad9\u70b9\u524d\u9762\u8fd8\u6709 CDN\uff08\u5185\u5bb9\u5206\u53d1\u7f51\u7edc\uff0c\u628a\u5185\u5bb9\u7f13\u5b58\u5230\u79bb\u7528\u6237\u66f4\u8fd1\u7684\u8fb9\u7f18\u8282\u70b9\uff09\uff0cNginx \u5c42\u7684 purge \u53ea\u6e05\u672c\u673a\u7f13\u5b58\uff0cCDN \u5c42\u7684\u7f13\u5b58\u9700\u8981\u5355\u72ec\u5237\u65b0\u3002\u5f88\u591a\u7ba1\u7406\u5458\u53ea\u6e05\u4e86 Nginx \u7f13\u5b58\uff0c\u7528\u6237\u5374\u4ecd\u770b\u5230\u65e7\u5185\u5bb9\uff0c\u5c31\u662f\u56e0\u4e3a CDN \u5c42\u6ca1\u540c\u6b65\u3002\u5efa\u8bae\u628a Nginx purge \u548c CDN \u5237\u65b0\u7eb3\u5165\u540c\u4e00\u6761\u53d1\u5e03\u6d41\u6c34\u7ebf\uff0c\u4fdd\u8bc1\u5404\u5c42\u4e00\u81f4\u3002<\/p>\n
\u7f13\u5b58\u4e00\u81f4\u6027\u8fd8\u548c\u65e5\u5fd7\u6709\u5173\u3002purge \u64cd\u4f5c\u672c\u8eab\u4e0d\u4f1a\u5199\u8bbf\u95ee\u65e5\u5fd7\uff0c\u5982\u679c\u4f60\u8981\u5ba1\u8ba1\u8c01\u5728\u4ec0\u4e48\u65f6\u5019\u6e05\u4e86\u54ea\u4e9b\u7f13\u5b58\uff0c\u9700\u8981\u5355\u72ec\u8bb0\u5f55\u3002\u53ef\u4ee5\u53c2\u8003 Linux \u7cfb\u7edf\u65e5\u5fd7\u8f6e\u8f6c<\/a> \u7684\u505a\u6cd5\uff0c\u4e3a purge \u64cd\u4f5c\u5355\u72ec\u5efa\u65e5\u5fd7\u5e76\u5b9a\u671f\u8f6e\u8f6c\uff0c\u907f\u514d\u65e5\u5fd7\u65e0\u9650\u589e\u957f\u3002<\/p>\n
\u4e94\u3001\u5e38\u89c1\u5751\u4e0e\u6700\u4f73\u5b9e\u8df5<\/h2>\n
\u7b2c\u4e00\u4e2a\u5751\u662f purge \u63a5\u53e3\u66b4\u9732\u516c\u7f51\u3002\u524d\u9762\u8bf4\u8fc7\uff0cPURGE \u65b9\u6cd5\u5fc5\u987b\u7528 allow\/deny \u6216\u9632\u706b\u5899\u9650\u5236\uff0c\u5426\u5219\u4efb\u4f55\u4eba\u90fd\u80fd\u6e05\u7a7a\u4f60\u7684\u7f13\u5b58\uff0c\u9020\u6210\u56de\u6e90\u98ce\u66b4\u3002\u751f\u4ea7\u73af\u5883\u5efa\u8bae\u53ea\u5141\u8bb8\u672c\u673a\u6216\u5185\u7f51\u8bbf\u95ee\uff0c\u5e76\u914d\u5408\u9632\u706b\u5899\u89c4\u5219\u53cc\u91cd\u4fdd\u62a4\u3002<\/p>\n
\u7b2c\u4e8c\u4e2a\u5751\u662f proxy_cache_key \u4e0d\u4e00\u81f4\u3002purge \u7528\u7684 key \u5fc5\u987b\u548c\u7f13\u5b58\u5199\u5165\u65f6\u7684 key \u5b8c\u5168\u4e00\u81f4\uff0c\u5305\u62ec scheme\u3001host\u3001request_uri \u7684\u5927\u5c0f\u5199\u548c\u987a\u5e8f\u3002\u4e00\u4e2a\u5e38\u89c1\u7684\u9519\u8bef\u662f\u7f13\u5b58\u65f6\u7528 $request_uri\uff0cpurge \u65f6\u5374\u7528\u4e86\u7b80\u5316\u8def\u5f84\uff0c\u5bfc\u81f4\u6c38\u8fdc\u5220\u4e0d\u5230\u76ee\u6807\u7f13\u5b58\u3002<\/p>\n
\u7b2c\u4e09\u4e2a\u5751\u662f\u7f13\u5b58\u4e86\u4e0d\u8be5\u7f13\u5b58\u7684\u5185\u5bb9\u3002\u5e26 Cookie \u7684\u4e2a\u6027\u5316\u9875\u9762\u3001\u767b\u5f55\u540e\u7684\u7528\u6237\u9875\u9762\u3001\u52a8\u6001\u63a5\u53e3\uff0c\u90fd\u4e0d\u9002\u5408\u7528 proxy_cache \u7f13\u5b58\u3002\u5982\u679c\u8bef\u7f13\u5b58\u4e86\u8fd9\u4e9b\uff0cpurge \u4e5f\u6551\u4e0d\u56de\u6765\uff0c\u56e0\u4e3a\u6bcf\u4e2a\u7528\u6237\u770b\u5230\u7684\u90fd\u662f\u540c\u4e00\u4e2a\u7f13\u5b58\u526f\u672c\u3002\u5efa\u8bae\u7528 proxy_cache_bypass \u548c proxy_no_cache \u6307\u4ee4\uff0c\u6309\u8bf7\u6c42\u5934\u6216 Cookie \u5224\u65ad\u662f\u5426\u8df3\u8fc7\u7f13\u5b58\u3002<\/p>\n
proxy_cache_bypass $cookie_sessionid;\nproxy_no_cache $cookie_sessionid;\n # \u5e26 sessionid \u7684\u8bf7\u6c42\u4e0d\u7f13\u5b58\u4e5f\u4e0d\u547d\u4e2d\u7f13\u5b58\uff0c\u907f\u514d\u7528\u6237\u6570\u636e\u4e32\u53f7<\/pre>\n
\u7b2c\u56db\u4e2a\u5751\u662f\u7f13\u5b58\u96ea\u5d29\u3002\u5982\u679c\u53d1\u5e03\u65f6\u5168\u91cf\u6e05\u7a7a\u7f13\u5b58\uff0c\u6240\u6709 key \u540c\u65f6\u5931\u6548\uff0c\u540e\u7aef\u4f1a\u77ac\u95f4\u6536\u5230\u6d77\u91cf\u8bf7\u6c42\u3002\u6b63\u786e\u505a\u6cd5\u662f\u5206\u6279 purge\uff0c\u6216\u5229\u7528 inactive \u673a\u5236\u8ba9\u7f13\u5b58\u81ea\u7136\u6dd8\u6c70\u3002\u5982\u679c\u540e\u7aef\u662f\u6570\u636e\u5e93\uff0c\u8fd8\u8981\u8003\u8651\u8fde\u63a5\u6c60\u538b\u529b\uff0c\u53ef\u4ee5\u53c2\u8003 Redis \u6301\u4e45\u5316\u4e0e\u6062\u590d<\/a> \u7684\u601d\u8def\uff0c\u628a\u70ed\u70b9\u6570\u636e\u653e\u5230\u66f4\u5feb\u7684\u7f13\u5b58\u5c42\uff0c\u51cf\u8f7b\u6570\u636e\u5e93\u538b\u529b\u3002<\/p>\n
\u6700\u4f73\u5b9e\u8df5\u603b\u7ed3\u8d77\u6765\u5c31\u51e0\u6761\uff1apurge \u63a5\u53e3\u4e25\u683c\u5185\u7f51\u5316\uff1bkey \u4fdd\u6301\u4e00\u81f4\u5e76\u8bb0\u5f55\u54c8\u5e0c\uff1b\u6309\u9700 purge \u800c\u975e\u5168\u91cf\u6e05\u7a7a\uff1b\u628a Nginx purge \u548c CDN \u5237\u65b0\u7eb3\u5165\u53d1\u5e03\u6d41\u6c34\u7ebf\uff1b\u7528\u54cd\u5e94\u5934\u548c\u78c1\u76d8\u6587\u4ef6\u53cc\u91cd\u9a8c\u8bc1\u3002\u505a\u5230\u8fd9\u51e0\u70b9\uff0c\u7f13\u5b58\u5931\u6548\u57fa\u672c\u4e0d\u4f1a\u51fa\u5927\u95ee\u9898\u3002<\/p>\n
\u516d\u3001\u603b\u7ed3<\/h2>\n
Nginx \u53cd\u4ee3\u7f13\u5b58\u5931\u6548\u7684\u6838\u5fc3\u662f\u7406\u89e3\u7f13\u5b58\u751f\u547d\u5468\u671f\uff0c\u7528 purge \u6309 key \u7cbe\u51c6\u5220\u9664\uff0c\u800c\u4e0d\u662f\u5168\u91cf\u6e05\u7a7a\u3002\u5b89\u88c5 ngx_cache_purge \u6a21\u5757\u3001\u914d\u7f6e\u597d proxy_cache_key\u3001\u7528 PURGE \u65b9\u6cd5\u89e6\u53d1\u3001\u518d\u7528\u54cd\u5e94\u5934\u548c\u78c1\u76d8\u6587\u4ef6\u9a8c\u8bc1\u4e00\u81f4\u6027\uff0c\u8fd9\u5957\u6d41\u7a0b\u80fd\u8ba9\u4f60\u5728\u5185\u5bb9\u66f4\u65b0\u540e\u7acb\u5373\u8ba9\u7528\u6237\u770b\u5230\u65b0\u7248\u672c\uff0c\u540c\u65f6\u907f\u514d\u56de\u6e90\u98ce\u66b4\u3002<\/p>\n
\u5982\u679c\u4f60\u7684\u7ad9\u70b9\u8dd1\u5728 Hostease \u7684 VPS \u6216\u72ec\u7acb\u670d\u52a1\u5668\u4e0a\uff0c\u7f13\u5b58\u914d\u7f6e\u548c\u6027\u80fd\u4f18\u5316\u662f\u63d0\u5347\u7528\u6237\u4f53\u9a8c\u7684\u5173\u952e\u4e00\u73af\u3002\u5efa\u8bae\u5148\u4ece\u672c\u6587\u7684 purge \u914d\u7f6e\u5165\u624b\uff0c\u914d\u5408\u9650\u6d41\u3001\u65e5\u5fd7\u8f6e\u8f6c\u7b49\u5b9e\u8df5\uff0c\u9010\u6b65\u628a\u7ad9\u70b9\u6027\u80fd\u8c03\u4f18\u5230\u7a33\u5b9a\u72b6\u6001\u3002\u9047\u5230\u7f13\u5b58\u5931\u6548\u95ee\u9898\uff0c\u5148\u67e5 key \u662f\u5426\u4e00\u81f4\uff0c\u518d\u67e5\u63a5\u53e3\u662f\u5426\u53d7\u9650\uff0c\u6700\u540e\u67e5 CDN \u5c42\u662f\u5426\u540c\u6b65\uff0c\u6309\u8fd9\u4e2a\u987a\u5e8f\u6392\u67e5\u901a\u5e38\u80fd\u5feb\u901f\u5b9a\u4f4d\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u4ece\u7f13\u5b58\u5931\u6548\u539f\u7406\u3001purge \u6a21\u5757\u5b89\u88c5\u914d\u7f6e\u3001\u89e6\u53d1\u65b9\u5f0f\u5230\u4e00\u81f4\u6027\u9a8c\u8bc1\uff0c\u7528\u771f\u5b9e\u547d\u4ee4\u5b8c\u6574\u6f14\u793a Nginx \u53cd\u5411\u4ee3\u7406\u7f13\u5b58\u5931\u6548\u7684\u6b63\u786e\u505a\u6cd5\u4e0e\u5e38\u89c1\u907f\u5751\u70b9\u3002<\/p>\n","protected":false},"author":2,"featured_media":32713,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[3822],"tags":[393,4881,4880,4883,4882],"class_list":["post-32716","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-guides","tag-nginx","tag-purge","tag-4880","tag-4883","tag-4882"],"aioseo_notices":[],"jetpack_featured_media_url":"https:\/\/cn.hostease.com\/blog\/wp-content\/uploads\/2026\/08\/nginx-cache-purge-cover.webp","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/posts\/32716","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/comments?post=32716"}],"version-history":[{"count":1,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/posts\/32716\/revisions"}],"predecessor-version":[{"id":32721,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/posts\/32716\/revisions\/32721"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/media\/32713"}],"wp:attachment":[{"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/media?parent=32716"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/categories?post=32716"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/tags?post=32716"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}