{"id":209493,"date":"2025-10-23T15:50:27","date_gmt":"2025-10-23T07:50:27","guid":{"rendered":"https:\/\/www.server.hk\/blog\/209493\/"},"modified":"2025-10-23T15:50:28","modified_gmt":"2025-10-23T07:50:28","slug":"cdn-8","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/209493\/","title":{"rendered":"\u4e00\u6587\u8bfb\u61c2CDN\u8fb9\u7f18\u8282\u70b9\uff1a\u52a0\u901f\u3001\u7f13\u5b58\u4e0e\u5b89\u5168\u7684\u6838\u5fc3\u4f5c\u7528"},"content":{"rendered":"<p>\u5728\u5168\u7403\u5316\u7684\u7f51\u7edc\u73af\u5883\u4e0b\uff0c\u7ad9\u70b9\u6216\u5e94\u7528\u7684\u6027\u80fd\u3001\u53ef\u7528\u6027\u4e0e\u5b89\u5168\u6027\u8d8a\u6765\u8d8a\u4f9d\u8d56\u8fb9\u7f18\u90e8\u7f72\u3002\u672c\u6587\u5c06\u4ee5\u6280\u672f\u89d2\u5ea6\u6df1\u5165\u89e3\u6790 CDN \u8fb9\u7f18\u8282\u70b9\uff08Edge Node\uff09\u7684\u6838\u5fc3\u4f5c\u7528\uff0c\u5305\u62ec\u52a0\u901f\u673a\u5236\u3001\u7f13\u5b58\u7b56\u7565\u4e0e\u5b89\u5168\u9632\u62a4\uff0c\u5e76\u7ed9\u51fa\u9762\u5411\u7ad9\u957f\u3001\u4f01\u4e1a\u4e0e\u5f00\u53d1\u8005\u7684\u5b9e\u9645\u9009\u8d2d\u4e0e\u90e8\u7f72\u5efa\u8bae\u3002\u6587\u4e2d\u5c06\u81ea\u7136\u6d89\u53ca\u9999\u6e2f\u670d\u52a1\u5668\u3001\u7f8e\u56fd\u670d\u52a1\u5668\u3001\u9999\u6e2fVPS\u3001\u7f8e\u56fdVPS\u3001\u57df\u540d\u6ce8\u518c\u3001\u6d77\u5916\u670d\u52a1\u5668\u3001\u65e5\u672c\u670d\u52a1\u5668\u3001\u97e9\u56fd\u670d\u52a1\u5668\u3001\u65b0\u52a0\u5761\u670d\u52a1\u5668\u7b49\u5e38\u89c1\u914d\u5957\u8d44\u6e90\uff0c\u4ee5\u4fbf\u8bfb\u8005\u7ed3\u5408\u81ea\u8eab\u9700\u6c42\u4f5c\u51fa\u5408\u7406\u9009\u62e9\u3002<\/p>\n<h2>\u4ec0\u4e48\u662f CDN \u8fb9\u7f18\u8282\u70b9\uff1a\u5de5\u4f5c\u539f\u7406\u4e0e\u5173\u952e\u7ec4\u4ef6<\/h2>\n<p>CDN\uff08\u5185\u5bb9\u5206\u53d1\u7f51\u7edc\uff09\u7531\u591a\u4e2a\u5206\u5e03\u5728\u5168\u7403\u6216\u533a\u57df\u5185\u7684\u670d\u52a1\u5668\u8282\u70b9\u6784\u6210\uff0c\u5176\u4e2d\u9760\u8fd1\u7ec8\u7aef\u7528\u6237\u7684\u8282\u70b9\u79f0\u4e3a\u8fb9\u7f18\u8282\u70b9\u3002\u5176\u6838\u5fc3\u76ee\u6807\u662f\u7f29\u77ed\u7f51\u7edc\u8def\u5f84\u3001\u51cf\u5c11\u56de\u6e90\u8bf7\u6c42\u5e76\u5206\u62c5\u6e90\u7ad9\u538b\u529b\uff0c\u4ece\u800c\u63d0\u5347\u54cd\u5e94\u901f\u5ea6\u4e0e\u7cfb\u7edf\u53ef\u7528\u6027\u3002<\/p>\n<h3>\u8fb9\u7f18\u8282\u70b9\u7684\u6784\u6210\u8981\u7d20<\/h3>\n<ul>\n<li>\u7f13\u5b58\u5c42\uff08Cache\uff09\uff1a\u5b58\u50a8\u9759\u6001\u8d44\u6e90\uff08\u5982\u56fe\u7247\u3001JavaScript\u3001CSS\u3001\u89c6\u9891\u5207\u7247\u7b49\uff09\u4ee5\u53ca\u53ef\u914d\u7f6e\u7684\u52a8\u6001\u7f13\u5b58\u7b56\u7565\u3002<\/li>\n<li>\u8bf7\u6c42\u8def\u7531\u4e0e\u8d1f\u8f7d\u5747\u8861\uff1a\u6839\u636e DNS\u3001Anycast\u3001HTTP \u91cd\u5b9a\u5411\u6216\u8fb9\u7f18\u667a\u80fd\u8c03\u5ea6\u5c06\u7528\u6237\u8bf7\u6c42\u8def\u7531\u5230\u6700\u4f18\u8282\u70b9\u3002<\/li>\n<li>\u8fb9\u7f18\u8ba1\u7b97\u4e0e\u8fb9\u7f18\u51fd\u6570\uff1a\u5728\u8282\u70b9\u8fd0\u884c\u8f7b\u91cf\u5316\u903b\u8f91\uff0c\u5982\u56fe\u50cf\u5904\u7406\u3001A\/B \u6d4b\u8bd5\u3001\u8eab\u4efd\u9a8c\u8bc1\u3001\u8fb9\u7f18\u5b89\u5168\u89c4\u5219\uff08WAF\uff09\u7b49\u3002<\/li>\n<li>\u5b89\u5168\u7ec4\u4ef6\uff1aDDoS \u6e05\u6d17\u3001WAF\u3001Bot \u7ba1\u7406\u4e0e\u901f\u7387\u9650\u5236\uff0c\u7528\u4e8e\u51cf\u8f7b\u6e90\u7ad9\u98ce\u9669\u3002<\/li>\n<\/ul>\n<h3>\u5173\u952e\u5de5\u4f5c\u6d41\u7a0b<\/h3>\n<ul>\n<li>\u9996\u6b21\u8bf7\u6c42\uff1a\u7528\u6237\u53d1\u8d77\u8bf7\u6c42\uff0c\u8def\u7531\u5230\u6700\u8fd1\u7684\u8fb9\u7f18\u8282\u70b9\u3002\u82e5\u8282\u70b9\u6ca1\u6709\u7f13\u5b58\uff08Cache miss\uff09\uff0c\u5b83\u5411\u6e90\u7ad9\uff08Origin\uff0c\u901a\u5e38\u662f\u90e8\u7f72\u5728\u9999\u6e2f\u670d\u52a1\u5668\u6216\u6d77\u5916\u670d\u52a1\u5668\u4e0a\uff09\u56de\u6e90\u83b7\u53d6\u8d44\u6e90\uff0c\u5e76\u5c06\u7ed3\u679c\u7f13\u5b58\u3002<\/li>\n<li>\u540e\u7eed\u8bf7\u6c42\uff1a\u76f8\u540c\u8d44\u6e90\u7684\u540e\u7eed\u8bf7\u6c42\u5728 TTL\uff08\u751f\u5b58\u65f6\u95f4\uff09\u5185\u76f4\u63a5\u7531\u8fb9\u7f18\u8282\u70b9\u8fd4\u56de\uff08Cache hit\uff09\uff0c\u663e\u8457\u964d\u4f4e\u5ef6\u8fdf\u4e0e\u56de\u6e90\u5e26\u5bbd\u3002<\/li>\n<li>\u7f13\u5b58\u5237\u65b0\u4e0e\u5931\u6548\uff1a\u901a\u8fc7\u57fa\u4e8e\u65f6\u95f4\u7684 TTL\u3001\u57fa\u4e8e\u6761\u4ef6\u7684\u7f13\u5b58\u952e\u6216\u4e3b\u52a8\u5237\u65b0\uff08Purge\uff09\u7b56\u7565\u6765\u63a7\u5236\u7f13\u5b58\u4e00\u81f4\u6027\u3002<\/li>\n<\/ul>\n<h2>\u8fb9\u7f18\u7f13\u5b58\u4e0e\u52a0\u901f\u6280\u672f\u7ec6\u8282<\/h2>\n<p>\u8fb9\u7f18\u8282\u70b9\u7684\u52a0\u901f\u6548\u679c\u4e0d\u4ec5\u6765\u81ea\u5730\u7406\u4f4d\u7f6e\u4e0a\u7684\u63a5\u8fd1\u6027\uff0c\u8fd8\u4f9d\u8d56\u4e00\u7cfb\u5217\u4f18\u5316\u6280\u672f\uff1a<\/p>\n<h3>HTTP\/2\u3001HTTP\/3\uff08QUIC\uff09\u53ca\u591a\u8def\u590d\u7528<\/h3>\n<p>\u652f\u6301 HTTP\/2 \u80fd\u591f\u5728\u5355\u4e2a TCP \u8fde\u63a5\u4e0a\u8fdb\u884c\u591a\u8def\u590d\u7528\uff0c\u51cf\u5c11\u63e1\u624b\u4e0e\u8fde\u63a5\u5efa\u7acb\u6b21\u6570\u3002HTTP\/3 \u57fa\u4e8e QUIC\uff08UDP\uff09\u8fdb\u4e00\u6b65\u51cf\u5c11\u4e86\u8fde\u63a5\u5efa\u7acb\u5ef6\u8fdf\u3001\u63d0\u5347\u5728\u4e22\u5305\u73af\u5883\u4e0b\u7684\u8868\u73b0\u3002\u73b0\u4ee3\u8fb9\u7f18\u8282\u70b9\u666e\u904d\u652f\u6301\u8fd9\u4e9b\u534f\u8bae\uff0c\u53ef\u4ee5\u663e\u8457\u6539\u5584\u8de8\u56fd\u8bbf\u95ee\u4f53\u9a8c\uff0c\u4f8b\u5982\u4ece\u65e5\u672c\u670d\u52a1\u5668\u6216\u97e9\u56fd\u670d\u52a1\u5668\u8bbf\u95ee\u4e9a\u6d32\u7528\u6237\u65f6\u7684\u5ef6\u8fdf\u8868\u73b0\u3002<\/p>\n<h3>\u667a\u80fd\u7f13\u5b58\u7b56\u7565<\/h3>\n<ul>\n<li>Cache-Control \u4e0e ETag\uff1a\u901a\u8fc7\u54cd\u5e94\u5934\u7cbe\u7ec6\u63a7\u5236\u53ef\u7f13\u5b58\u6027\u4e0e\u534f\u5546\u7f13\u5b58\u3002<\/li>\n<li>Cache Key \u5b9a\u5236\uff1a\u5c06 URL \u53c2\u6570\u3001Cookie \u6216\u81ea\u5b9a\u4e49\u5934\u5305\u542b\u6216\u6392\u9664\u5728\u7f13\u5b58\u952e\u4e2d\uff0c\u5b9e\u73b0\u52a8\u6001\u5185\u5bb9\u7684\u6b63\u786e\u7f13\u5b58\u3002<\/li>\n<li>\u5206\u5c42\u7f13\u5b58\uff08Tiered Cache\uff09\uff1a\u8fb9\u7f18\u8282\u70b9\u4e4b\u95f4\u5efa\u7acb\u5c42\u7ea7\u56de\u6e90\uff0c\u51cf\u5c11\u5bf9\u6e90\u7ad9\u7684\u76f4\u63a5\u538b\u529b\u3002<\/li>\n<\/ul>\n<h3>\u538b\u7f29\u4e0e\u4f20\u8f93\u4f18\u5316<\/h3>\n<ul>\n<li>\u5185\u5bb9\u538b\u7f29\uff08gzip\u3001Brotli\uff09\uff1a\u5728\u8fb9\u7f18\u8282\u70b9\u5b8c\u6210\u538b\u7f29\u540e\u4f20\u8f93\uff0c\u51cf\u5c11\u5e26\u5bbd\u5360\u7528\u3002<\/li>\n<li>\u54cd\u5e94\u5408\u5e76\u4e0e\u56fe\u7247\u683c\u5f0f\u8f6c\u6362\uff1a\u5728\u8fb9\u7f18\u6267\u884c WebP\/AVIF \u8f6c\u6362\u3001\u6309\u9700\u88c1\u526a\u6216\u5ef6\u8fdf\u52a0\u8f7d\u5904\u7406\u3002<\/li>\n<\/ul>\n<h2>\u8fb9\u7f18\u8282\u70b9\u5728\u5b89\u5168\u9632\u62a4\u4e2d\u7684\u89d2\u8272<\/h2>\n<p>\u8fb9\u7f18\u8282\u70b9\u5904\u4e8e\u7528\u6237\u4e0e\u6e90\u7ad9\u4e4b\u95f4\uff0c\u662f\u6700\u5408\u9002\u7684\u4f4d\u7f6e\u6765\u5b9e\u73b0\u7b2c\u4e00\u9053\u9632\u7ebf\u3002\u5408\u7406\u914d\u7f6e\u53ef\u5728\u4e0d\u5f71\u54cd\u5408\u6cd5\u7528\u6237\u4f53\u9a8c\u7684\u60c5\u51b5\u4e0b\uff0c\u62b5\u5fa1\u5404\u7c7b\u653b\u51fb\u3002<\/p>\n<h3>DDoS \u7f13\u89e3\u4e0e\u6d41\u91cf\u8fc7\u6ee4<\/h3>\n<p>\u8fb9\u7f18\u8282\u70b9\u53ef\u4ee5\u5728\u7f51\u7edc\u8fb9\u754c\u8fdb\u884c\u6d41\u91cf\u6e05\u6d17\uff0c\u5206\u6563\u4e0e\u5438\u6536\u5f02\u5e38\u6d41\u91cf\uff0c\u907f\u514d\u6e90\u7ad9\uff08\u4f8b\u5982\u90e8\u7f72\u5728\u9999\u6e2f\u670d\u52a1\u5668\u6216\u7f8e\u56fd\u670d\u52a1\u5668\u7684\u4e3b\u673a\uff09\u88ab\u6d41\u91cf\u6d2a\u6cdb\u51fb\u57ae\u3002<\/p>\n<h3>Web \u5e94\u7528\u9632\u706b\u5899\uff08WAF\uff09\u4e0e Bot \u7ba1\u7406<\/h3>\n<p>\u5728\u8fb9\u7f18\u5b9e\u73b0 WAF \u80fd\u62e6\u622a SQL \u6ce8\u5165\u3001XSS\u3001\u6587\u4ef6\u5305\u542b\u7b49\u653b\u51fb\u5411\u91cf\u3002\u7ed3\u5408 Bot \u7ba1\u7406\u4e0e\u6307\u7eb9\u8bc6\u522b\uff0c\u53ef\u4ee5\u8fc7\u6ee4\u6076\u610f\u722c\u866b\u4e0e\u81ea\u52a8\u5316\u653b\u51fb\uff0c\u4fdd\u62a4\u4e1a\u52a1\u5c42\u514d\u53d7\u6ee5\u7528\u3002<\/p>\n<h3>\u96f6\u4fe1\u4efb\u4e0e\u8fb9\u7f18\u8eab\u4efd\u9a8c\u8bc1<\/h3>\n<p>\u8fb9\u7f18\u8282\u70b9\u53ef\u6267\u884c JWT \u9a8c\u8bc1\u3001OAuth \u4ee4\u724c\u68c0\u67e5\u6216\u57fa\u4e8e\u884c\u4e3a\u7684\u8bbf\u95ee\u63a7\u5236\uff0c\u5b9e\u73b0\u7ec6\u7c92\u5ea6\u7684\u8bbf\u95ee\u7b56\u7565\uff0c\u51cf\u5c11\u6e90\u7ad9\u7684\u8ba4\u8bc1\u538b\u529b\u3002<\/p>\n<h2>\u5178\u578b\u5e94\u7528\u573a\u666f\u4e0e\u90e8\u7f72\u5efa\u8bae<\/h2>\n<h3>\u9759\u6001\u8d44\u6e90\u52a0\u901f\uff08\u7f51\u7ad9\u3001CDN \u52a0\u901f\u9759\u6001\u6587\u4ef6\uff09<\/h3>\n<p>\u9002\u7528\u4e8e\u95e8\u6237\u3001\u5a92\u4f53\u7ad9\u70b9\u4e0e\u7535\u5546\uff0c\u9759\u6001\u5185\u5bb9\uff08\u56fe\u7247\u3001\u89c6\u9891\u3001\u524d\u7aef\u5305\uff09\u901a\u8fc7 CDN \u8fb9\u7f18\u8282\u70b9\u7f13\u5b58\uff0c\u914d\u5408\u9999\u6e2fVPS \u6216 \u65b0\u52a0\u5761\u670d\u52a1\u5668\u7b49\u533a\u57df\u6027\u6e90\u7ad9\uff0c\u53ef\u5b9e\u73b0\u5168\u7403\u6216\u533a\u57df\u5185\u7684\u4f18\u5f02\u8bbf\u95ee\u901f\u5ea6\u3002<\/p>\n<h3>\u52a8\u6001\u5185\u5bb9\u4e0e API \u52a0\u901f<\/h3>\n<p>\u5bf9\u4e8e\u9700\u9891\u7e41\u56de\u6e90\u7684\u52a8\u6001 API\uff0c\u91c7\u7528\u8fb9\u7f18\u7f13\u5b58\u90e8\u5206\u53ef\u7f13\u5b58\u7684\u54cd\u5e94\uff08\u5982\u5e26\u6709 Vary \u6216\u53ef\u7f13\u5b58\u7684 JSON \u7247\u6bb5\uff09\uff0c\u5e76\u5229\u7528\u8fb9\u7f18\u8ba1\u7b97\u505a\u8eab\u4efd\u6821\u9a8c\u6216\u901f\u7387\u9650\u5236\uff0c\u80fd\u964d\u4f4e\u6e90\u7ad9\u8d1f\u8f7d\u5e76\u63d0\u9ad8\u541e\u5410\u3002\u4f8b\u5982\u8de8\u56fd\u4f01\u4e1a\u5728\u90e8\u7f72\u7f8e\u56fdVPS \u505a\u540e\u53f0\u670d\u52a1\u3001\u7528\u8fb9\u7f18\u8282\u70b9\u505a\u524d\u7aef\u52a0\u901f\u65f6\uff0c\u53ef\u663e\u8457\u6539\u5584\u5317\u7f8e\u8bbf\u95ee\u4f53\u9a8c\u3002<\/p>\n<h3>\u89c6\u9891\u5206\u53d1\u4e0e\u6d41\u5a92\u4f53<\/h3>\n<p>\u89c6\u9891\u5207\u7247\uff08HLS\/DASH\uff09\u5728\u8fb9\u7f18\u7f13\u5b58\u80fd\u51cf\u5c11\u51b7\u542f\u52a8\u5ef6\u8fdf\uff0c\u914d\u5408\u5206\u6bb5\u9884\u53d6\u7b56\u7565\u53ef\u5b9e\u73b0\u5e73\u6ed1\u64ad\u653e\u4f53\u9a8c\u3002\u9009\u62e9\u9760\u8fd1\u7528\u6237\u7684\u8282\u70b9\uff08\u4f8b\u5982\u9762\u5411\u4e1c\u4e9a\u7528\u6237\u9009\u62e9\u65e5\u672c\u670d\u52a1\u5668\u6216\u97e9\u56fd\u670d\u52a1\u5668\u4e3a\u6e90\u7ad9\uff09\u80fd\u8fdb\u4e00\u6b65\u63d0\u5347\u89c6\u9891\u9996\u5c4f\u65f6\u95f4\u3002<\/p>\n<h2>\u4f18\u52bf\u5bf9\u6bd4\uff1a\u5e26\u8fb9\u7f18\u8282\u70b9 VS \u4ec5\u6e90\u7ad9\u90e8\u7f72<\/h2>\n<ul>\n<li><strong>\u5ef6\u8fdf\u4e0e\u54cd\u5e94\u901f\u5ea6\uff1a<\/strong>\u8fb9\u7f18\u8282\u70b9\u663e\u8457\u964d\u4f4e\u9996\u5b57\u8282\u65f6\u95f4\uff08TTFB\uff09\u4e0e\u6574\u4f53\u5ef6\u8fdf\uff0c\u5c24\u5176\u5bf9\u8de8\u56fd\u8bbf\u95ee\u6548\u679c\u660e\u663e\u3002<\/li>\n<li><strong>\u53ef\u7528\u6027\u4e0e\u5bb9\u707e\uff1a<\/strong>\u591a\u8282\u70b9\u5206\u5e03\u80fd\u5728\u5355\u70b9\u5931\u8d25\u65f6\u7ee7\u7eed\u63d0\u4f9b\u670d\u52a1\uff0c\u63d0\u5347 SLA\u3002<\/li>\n<li><strong>\u5e26\u5bbd\u6210\u672c\uff1a<\/strong>\u901a\u8fc7\u7f13\u5b58\u547d\u4e2d\u7387\u964d\u4f4e\u5bf9\u6e90\u7ad9\u7684\u5e26\u5bbd\u6d88\u8017\uff0c\u957f\u671f\u8282\u7701\u6d41\u91cf\u8d39\u7528\u3002<\/li>\n<li><strong>\u5b89\u5168\u6027\uff1a<\/strong>\u8fb9\u7f18\u5b9e\u73b0\u7684 DDoS \u9632\u62a4\u4e0e WAF \u53ef\u5728\u653b\u51fb\u53d1\u751f\u65f6\u4fdd\u62a4\u6e90\u7ad9\u3002<\/li>\n<\/ul>\n<p>\u76f8\u6bd4\u4e4b\u4e0b\uff0c\u4ec5\u9760\u9999\u6e2f\u670d\u52a1\u5668\u6216\u5355\u4e00\u6d77\u5916\u670d\u52a1\u5668\uff08\u5982\u7f8e\u56fd\u670d\u52a1\u5668\uff09\u4f5c\u4e3a\u552f\u4e00\u8bbf\u95ee\u70b9\uff0c\u9762\u5bf9\u7a81\u53d1\u6d41\u91cf\u6216\u5730\u7406\u5206\u5e03\u5e7f\u6cdb\u7684\u7528\u6237\u7fa4\uff0c\u5f80\u5f80\u96be\u4ee5\u517c\u987e\u6027\u80fd\u4e0e\u5b89\u5168\u3002<\/p>\n<h2>\u5982\u4f55\u9009\u62e9\u5408\u9002\u7684\u8fb9\u7f18\u8282\u70b9\u4e0e\u914d\u5957\u8d44\u6e90\uff08\u9009\u8d2d\u5efa\u8bae\uff09<\/h2>\n<p>\u9009\u62e9\u8fb9\u7f18\u4e0e\u6e90\u7ad9\u5e03\u5c40\u65f6\u5e94\u8003\u8651\u4ee5\u4e0b\u56e0\u7d20\uff1a<\/p>\n<h3>1. \u7528\u6237\u5730\u7406\u5206\u5e03\u4e0e\u8282\u70b9\u8986\u76d6<\/h3>\n<p>\u5206\u6790\u4e3b\u8981\u8bbf\u95ee\u91cf\u96c6\u4e2d\u5730\u533a\uff0c\u82e5\u7528\u6237\u5728\u4e9a\u6d32\u4e3a\u4e3b\uff0c\u53ef\u4f18\u5148\u9009\u62e9\u8986\u76d6\u65e5\u672c\u670d\u52a1\u5668\u3001\u97e9\u56fd\u670d\u52a1\u5668\u3001\u65b0\u52a0\u5761\u670d\u52a1\u5668\u4e0e\u9999\u6e2f\u8282\u70b9\uff1b\u9762\u5411\u5317\u7f8e\u7528\u6237\u5219\u5e94\u5173\u6ce8\u7f8e\u56fdVPS \u4e0e\u7f8e\u56fd\u670d\u52a1\u5668\u7684\u63a5\u5165\u60c5\u51b5\u3002<\/p>\n<h3>2. \u7f13\u5b58\u7b56\u7565\u4e0e\u4e1a\u52a1\u7c7b\u578b<\/h3>\n<p>\u5bf9\u4e8e\u5a92\u4f53\u6216\u9759\u6001\u8d44\u6e90\u5bc6\u96c6\u578b\u5e94\u7528\uff0c\u4f18\u5148\u63d0\u9ad8\u7f13\u5b58\u547d\u4e2d\u7387\uff0c\u914d\u7f6e\u8f83\u957f\u7684 TTL \u4e0e\u5206\u6bb5\u7f13\u5b58\uff1b\u5bf9\u4e8e\u9ad8\u5ea6\u52a8\u6001\u7684 API\uff0c\u9700\u8bbe\u8ba1\u5408\u7406\u7684 Cache Key \u4e0e\u7f13\u5b58\u5931\u6548\u7b56\u7565\uff0c\u907f\u514d\u6570\u636e\u4e0d\u4e00\u81f4\u3002<\/p>\n<h3>3. \u5b89\u5168\u9700\u6c42<\/h3>\n<p>\u82e5\u4e1a\u52a1\u9762\u4e34\u9891\u7e41\u653b\u51fb\u6216\u654f\u611f\u6570\u636e\u4ea4\u4e92\uff0c\u5e94\u4f18\u5148\u4f7f\u7528\u652f\u6301 WAF\u3001DDoS \u6e05\u6d17\u4e0e\u8fb9\u7f18\u8eab\u4efd\u9a8c\u8bc1\u7684\u670d\u52a1\u3002<\/p>\n<h3>4. \u6210\u672c\u4e0e\u5e26\u5bbd\u8ba1\u8d39\u6a21\u5f0f<\/h3>\n<p>\u8bc4\u4f30\u6309\u6d41\u91cf\u8ba1\u8d39\u4e0e\u5e26\u5bbd\u5305\u5e74\u6a21\u5f0f\u7684\u7ecf\u6d4e\u6027\u3002\u5bf9\u4e8e\u6d41\u91cf\u6ce2\u52a8\u8f83\u5927\u7684\u7ad9\u70b9\uff0c\u7ed3\u5408\u8fb9\u7f18\u7f13\u5b58\u80fd\u663e\u8457\u964d\u4f4e\u56de\u6e90\u5e26\u5bbd\u6210\u672c\u3002<\/p>\n<h3>5. \u4e0e\u57df\u540d\u6ce8\u518c\u53ca DNS \u7684\u96c6\u6210<\/h3>\n<p>\u8fb9\u7f18\u6027\u80fd\u4e0e\u7528\u6237\u4f53\u9a8c\u5728\u4e00\u5b9a\u7a0b\u5ea6\u4e0a\u4f9d\u8d56 DNS \u89e3\u6790\u8d28\u91cf\u3002\u7ed3\u5408\u4f18\u8d28\u7684\u57df\u540d\u6ce8\u518c\u4e0e DNS \u670d\u52a1\uff0c\u8bbe\u7f6e\u5408\u7406\u7684 TTL \u4e0e\u5065\u5eb7\u68c0\u67e5\uff0c\u6709\u52a9\u4e8e\u63d0\u5347\u8def\u7531\u7cbe\u786e\u5ea6\u3002<\/p>\n<h2>\u5b9e\u8df5\u5efa\u8bae\u4e0e\u5e38\u89c1\u8bef\u533a<\/h2>\n<ul>\n<li>\u4e0d\u8981\u628a\u6240\u6709\u52a8\u6001\u8bf7\u6c42\u90fd\u7981\u7528\u7f13\u5b58\u2014\u2014\u901a\u8fc7\u5206\u5757\u7f13\u5b58\u6216 Edge Side Includes\uff08ESI\uff09\u53ef\u4ee5\u517c\u987e\u52a8\u6001\u6027\u4e0e\u6027\u80fd\u3002<\/li>\n<li>\u8c28\u614e\u914d\u7f6e Cache-Control \u4e0e Vary \u4ee5\u907f\u514d\u7f13\u5b58\u6c61\u67d3\u6216\u4f4e\u547d\u4e2d\u7387\u3002<\/li>\n<li>\u901a\u8fc7\u65e5\u5fd7\u4e0e\u6307\u6807\u6301\u7eed\u76d1\u63a7\u7f13\u5b58\u547d\u4e2d\u7387\u3001\u56de\u6e90\u6d41\u91cf\u4e0e\u9519\u8bef\u7387\uff0c\u53ca\u65f6\u8c03\u6574\u7b56\u7565\u3002<\/li>\n<li>\u5728\u591a\u533a\u57df\u90e8\u7f72\u6e90\u7ad9\u65f6\uff0c\u6ce8\u610f\u6570\u636e\u4e00\u81f4\u6027\u4e0e\u6570\u636e\u5e93\u590d\u5236\u5ef6\u8fdf\u95ee\u9898\u3002<\/li>\n<\/ul>\n<p>\u7ed3\u5408\u4ee5\u4e0a\u7b56\u7565\uff0c\u7ad9\u957f\u4e0e\u5f00\u53d1\u8005\u53ef\u4ee5\u5728\u4f7f\u7528\u9999\u6e2fVPS\u3001\u9999\u6e2f\u670d\u52a1\u5668\u6216\u6d77\u5916\u670d\u52a1\u5668\uff08\u5305\u62ec\u65e5\u672c\u670d\u52a1\u5668\u3001\u97e9\u56fd\u670d\u52a1\u5668\u3001\u65b0\u52a0\u5761\u670d\u52a1\u5668\u3001\u7f8e\u56fd\u670d\u52a1\u5668\/\u7f8e\u56fdVPS \u7b49\uff09\u65f6\uff0c\u66f4\u9ad8\u6548\u5730\u5229\u7528 CDN \u8fb9\u7f18\u8282\u70b9\u5b9e\u73b0\u6027\u80fd\u4e0e\u5b89\u5168\u7684\u5e73\u8861\u3002<\/p>\n<h2>\u603b\u7ed3<\/h2>\n<p>CDN \u8fb9\u7f18\u8282\u70b9\u662f\u73b0\u4ee3\u4e92\u8054\u7f51\u67b6\u6784\u4e2d\u4e0d\u53ef\u6216\u7f3a\u7684\u4e00\u73af\uff1a\u901a\u8fc7<strong>\u5730\u7406\u5206\u5e03\u7684\u7f13\u5b58\u3001\u667a\u80fd\u8def\u7531\u4e0e\u8fb9\u7f18\u5b89\u5168\u673a\u5236<\/strong>\uff0c\u5b83\u5728\u52a0\u901f\u3001\u51cf\u8f7d\u4e0e\u9632\u62a4\u4e09\u65b9\u9762\u53d1\u6325\u91cd\u8981\u4f5c\u7528\u3002\u6b63\u786e\u7684\u8fb9\u7f18\u7b56\u7565\u4e0d\u4ec5\u80fd\u63d0\u5347\u7528\u6237\u4f53\u9a8c\uff0c\u8fd8\u80fd\u964d\u4f4e\u6e90\u7ad9\u6210\u672c\u4e0e\u5b89\u5168\u98ce\u9669\u3002\u5bf9\u7ad9\u957f\u3001\u4f01\u4e1a\u4e0e\u5f00\u53d1\u8005\u800c\u8a00\uff0c\u5e94\u8be5\u6839\u636e\u7528\u6237\u5206\u5e03\u3001\u4e1a\u52a1\u7279\u6027\u4e0e\u5b89\u5168\u9700\u6c42\u7efc\u5408\u9009\u62e9\u8fb9\u7f18\u8282\u70b9\u4e0e\u6e90\u7ad9\u642d\u914d\uff0c\u5e76\u7ed3\u5408\u4f18\u8d28\u7684\u57df\u540d\u6ce8\u518c\u4e0e DNS \u670d\u52a1\uff0c\u5236\u5b9a\u53ef\u76d1\u63a7\u3001\u53ef\u56de\u6eda\u7684\u7f13\u5b58\u4e0e\u5b89\u5168\u7b56\u7565\u3002<\/p>\n<p>\u5982\u9700\u4e86\u89e3\u66f4\u591a\u90e8\u7f72\u4e0e\u4ea7\u54c1\u9009\u578b\u4fe1\u606f\uff0c\u53ef\u8bbf\u95ee <a href=\"https:\/\/server.hk\/\">Server.HK<\/a>\uff0c\u6216\u67e5\u770b\u6211\u4eec\u7684\u9999\u6e2f\u670d\u52a1\u5668\u4e0e\u5176\u4ed6\u6d77\u5916\u670d\u52a1\u5668\u4ea7\u54c1\u9875\u9762\uff1a<a href=\"https:\/\/server.hk\/server.php\">\u9999\u6e2f\u670d\u52a1\u5668<\/a>\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u60f3\u8ba9\u7f51\u7ad9\u5728\u5168\u7403\u73af\u5883\u4e2d\u66f4\u5feb\u3001\u66f4\u7a33\u3001\u66f4\u5b89\u5168\uff1f\u672c\u6587\u5c06\u4ee5\u6280\u672f\u89c6\u89d2\u4e00\u6587\u8bfb\u61c2 CDN \u8fb9\u7f18\u8282\u70b9 \u7684\u52a0\u901f\u673a\u5236\u3001\u7f13\u5b58\u7b56\u7565\u4e0e\u5b89\u5168\u9632\u62a4\uff0c\u5e76\u7ed9\u51fa\u9762\u5411\u7ad9\u957f\u3001\u4f01\u4e1a\u4e0e\u5f00\u53d1\u8005\u7684\u5b9e\u7528\u9009\u8d2d\u4e0e\u90e8\u7f72\u5efa\u8bae\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4928],"tags":[1881,2867,2653,2869,2142,118,1885,2868,107],"class_list":["post-209493","post","type-post","status-publish","format-standard","hentry","category-4928","tag-cdn","tag-cdn-","tag-2653","tag-2869","tag-2142","tag-118","tag-1885","tag-2868","tag-vps"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/209493","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=209493"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/209493\/revisions"}],"predecessor-version":[{"id":209494,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/209493\/revisions\/209494"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=209493"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=209493"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=209493"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}