{"id":209777,"date":"2025-10-23T23:02:49","date_gmt":"2025-10-23T15:02:49","guid":{"rendered":"https:\/\/www.server.hk\/blog\/209777\/"},"modified":"2025-10-23T23:02:50","modified_gmt":"2025-10-23T15:02:50","slug":"cdn%e5%ae%9e%e6%88%98%ef%bc%9a%e6%9c%89%e6%95%88%e9%98%b2%e6%ad%a2%e7%bc%93","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/209777\/","title":{"rendered":"CDN\u5b9e\u6218\uff1a\u6709\u6548\u9632\u6b62\u7f13\u5b58\u7ed5\u8fc7\u653b\u51fb\u7684\u5173\u952e\u7b56\u7565"},"content":{"rendered":"<p>\u5728\u5168\u7403\u5316\u7684\u4e92\u8054\u7f51\u73af\u5883\u4e0b\uff0cCDN\uff08\u5185\u5bb9\u5206\u53d1\u7f51\u7edc\uff09\u5df2\u6210\u4e3a\u63d0\u5347\u8bbf\u95ee\u901f\u5ea6\u3001\u964d\u4f4e\u6e90\u7ad9\u538b\u529b\u4e0e\u62b5\u5fa1\u653b\u51fb\u7684\u5173\u952e\u57fa\u7840\u8bbe\u65bd\u3002\u7136\u800c\uff0c\u968f\u7740\u653b\u51fb\u624b\u6bb5\u7684\u4e0d\u65ad\u6f14\u8fdb\uff0c<strong>\u7f13\u5b58\u7ed5\u8fc7\uff08cache 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Shield\u652f\u6301\u7f13\u5b58\u5c42\u7ea7\u4e0e\u6eaf\u6e90\u63a7\u5236\uff0c\u6709\u5229\u4e8e\u9632\u6b62\u56de\u6e90\u98ce\u66b4\u3002<\/p>\n<h3>\u516d\u3001\u4f7f\u7528TLS\u548c\u4e25\u683c\u7684Host\/HTTP\u89c4\u8303\u6821\u9a8c<\/h3>\n<p>\u786e\u4fdd\u8fb9\u7f18\u4e0e\u6e90\u7ad9\u4e4b\u95f4\u4f7f\u7528TLS\uff0c\u5e76\u5728\u8fb9\u7f18\u6821\u9a8cHost\u5934\u4e0eSNI\u5339\u914d\uff0c\u907f\u514d\u901a\u8fc7Host\u4f2a\u9020\u7ed5\u8fc7\u7f13\u5b58\u89c4\u5219\u6216\u8bbf\u95ee\u975e\u9884\u671f\u8d44\u6e90\u3002\u540c\u65f6\uff0c\u7981\u6b62\u8fb9\u7f18\u63a5\u53d7\u975e\u6cd5\u7684HTTP\u65b9\u6cd5\u6216\u5f02\u5e38Header\u7ec4\u5408\u3002<\/p>\n<h3>\u4e03\u3001\u7f13\u5b58\u9884\u70ed\uff08Pre-warm\uff09\u4e0e\u4e3b\u52a8\u6e05\u7406\u7b56\u7565<\/h3>\n<p>\u7f13\u5b58\u7ed5\u8fc7\u653b\u51fb\u5e38\u5229\u7528\u7f13\u5b58\u4e3a\u7a7a\u7a97\u53e3\u3002\u901a\u8fc7\u9884\u70ed\u5173\u952e\u9875\u9762\uff08\u4f8b\u5982\u9ad8\u9891\u8bbf\u95ee\u9875\u9762\uff09\u5e76\u5728\u90e8\u7f72\u65b0\u7248\u672c\u540e\u4f7f\u7528\u6279\u91cf\u6e05\u7406\uff08Purge\uff09\u6216\u7248\u672c\u5316\u9759\u6001\u8d44\u6e90\uff08\u6587\u4ef6\u6307\u7eb9\uff09\uff0c\u53ef\u4ee5\u51cf\u5c11\u6b64\u7c7b\u7a97\u53e3\u671f\u3002<\/p>\n<h3>\u516b\u3001\u65e5\u5fd7\u4e0e\u544a\u8b66\uff1a\u76d1\u63a7\u672a\u547d\u4e2d\u7387\u4e0e\u56de\u6e90\u653e\u5927<\/h3>\n<p>\u5efa\u7acb\u8fb9\u7f18\u4e0e\u6e90\u7ad9\u7684\u8be6\u7ec6\u65e5\u5fd7\uff0c\u8bbe\u7f6e\u544a\u8b66\u9608\u503c\uff1a<\/p>\n<ul>\n<li>\u76d1\u63a7\u8fb9\u7f18\u672a\u547d\u4e2d\u7387\u3001\u56de\u6e90\u8bf7\u6c42\u5cf0\u503c\u3001\u4e0d\u540cQuery\u53c2\u6570\u7684\u8bbf\u95ee\u5206\u5e03\uff1b<\/li>\n<li>\u5bf9\u672a\u547d\u4e2d\u77ed\u65f6\u95f4\u5185\u7684\u7206\u53d1\u5f0f\u589e\u957f\u89e6\u53d1\u81ea\u52a8\u9632\u62a4\u7b56\u7565\uff08\u5982\u4e34\u65f6\u9ed1\u540d\u5355\u6216\u9a8c\u8bc1\u7801\uff09\uff1b<\/li>\n<li>\u7ed3\u5408SIEM\/\u65e5\u5fd7\u5206\u6790\u68c0\u6d4b\u53ef\u80fd\u7684\u7f13\u5b58\u6295\u6bd2\u653b\u51fb\u8ff9\u8c61\u3002<\/li>\n<\/ul>\n<h2>\u5e94\u7528\u573a\u666f\u4e0e\u4f18\u52bf\u5bf9\u6bd4<\/h2>\n<h3>\u9759\u6001\u5185\u5bb9\u5206\u53d1\uff08\u9759\u6001\u7ad9\u70b9\u3001\u56fe\u7247\u3001JS\/CSS\uff09<\/h3>\n<p>\u5bf9\u9759\u6001\u8d44\u6e90\uff0c\u5f3a\u70c8\u5efa\u8bae\u4f7f\u7528\u957f\u671f\u7f13\u5b58\u3001\u6587\u4ef6\u6307\u7eb9\u548cCDN\u8fb9\u7f18\u7f13\u5b58\u76f4\u63a5\u547d\u4e2d\u3002\u5bf9\u4e8e\u4f7f\u7528\u9999\u6e2f\u670d\u52a1\u5668\u6216\u533a\u57df\u6027\u8282\u70b9\uff08\u5982\u65e5\u672c\u670d\u52a1\u5668\u3001\u97e9\u56fd\u670d\u52a1\u5668\u3001\u65b0\u52a0\u5761\u670d\u52a1\u5668\uff09\u670d\u52a1\u4e9a\u592a\u7528\u6237\u65f6\uff0c\u53ef\u6781\u5927\u964d\u4f4e\u5ef6\u8fdf\u3002\u7528\u7b7e\u540d\u673a\u5236\u4fdd\u62a4\u79c1\u6709\u8d44\u6e90\u65f6\uff0c\u786e\u4fdd\u7b7e\u540d\u4e0d\u53c2\u4e0e\u7f13\u5b58\u952e\u6216\u91c7\u7528\u4e0d\u540c\u7684\u7f13\u5b58\u7b56\u7565\u3002<\/p>\n<h3>\u52a8\u6001\u5185\u5bb9\u4e0eAPI\uff08\u7535\u5546\u3001\u540e\u53f0\u63a5\u53e3\uff09<\/h3>\n<p>\u52a8\u6001\u63a5\u53e3\u9700\u8c28\u614e\u7f13\u5b58\uff0c\u63a8\u8350\uff1a<\/p>\n<ul>\n<li>\u5bf9\u53ef\u7f13\u5b58\u7684\u7247\u6bb5\u54cd\u5e94\u4f7f\u7528Surrogate-Control\u6216\u8fb9\u7f18\u7247\u6bb5\u7f13\u5b58\uff1b<\/li>\n<li>\u5bf9\u5b8c\u5168\u52a8\u6001\u63a5\u53e3\u91c7\u7528\u4e25\u683c\u8eab\u4efd\u9a8c\u8bc1\u4e0e\u8fb9\u7f18WAF\uff0c\u907f\u514d\u653b\u51fb\u8005\u901a\u8fc7\u7279\u6b8aheader\u6216\u53c2\u6570\u7ed5\u8fc7\u7f13\u5b58\u7b56\u7565\uff1b<\/li>\n<li>\u5bf9\u6027\u80fd\u654f\u611f\u7684API\u53ef\u5728\u8fb9\u7f18\u5b9e\u73b0\u901f\u7387\u9650\u5236\u4e0e\u7194\u65ad\u3002<\/li>\n<\/ul>\n<h3>\u5168\u7403\u8d1f\u8f7d\u4e0e\u591a\u533a\u57df\u90e8\u7f72<\/h3>\n<p>\u9009\u62e9\u591a\u8282\u70b9CDN\u7ed3\u5408\u591a\u5730\u57df\u6e90\u7ad9\uff08\u9999\u6e2fVPS\u3001\u7f8e\u56fdVPS\u6216\u4e13\u7528\u9999\u6e2f\u670d\u52a1\u5668\/\u7f8e\u56fd\u670d\u52a1\u5668\uff09\u53ef\u4ee5\u964d\u4f4e\u5355\u70b9\u56de\u6e90\u538b\u529b\u3002\u5bf9\u4e8e\u8de8\u533a\u57df\u4e1a\u52a1\uff0c\u5efa\u8bae\u4f7f\u7528\u667a\u80fdDNS\u7ed3\u5408CDN\u7684\u5730\u57df\u7b56\u7565\u4ee5\u51cf\u8f7b\u7f13\u5b58\u7ed5\u8fc7\u5e26\u6765\u7684\u56de\u6e90\u589e\u957f\u3002<\/p>\n<h2>\u9009\u8d2d\u4e0e\u90e8\u7f72\u5efa\u8bae\uff08\u7ad9\u957f\/\u4f01\u4e1a\u89d2\u5ea6\uff09<\/h2>\n<ul>\n<li>\u9009\u62e9\u652f\u6301\u81ea\u5b9a\u4e49\u7f13\u5b58\u952e\u4e0e\u8fb9\u7f18\u811a\u672c\u7684\u5e73\u53f0\uff1a\u786e\u4fdd\u53ef\u4ee5\u57fa\u4e8eQuery\u53c2\u6570\u3001\u5934\u3001Cookie\u505a\u7cbe\u7ec6\u5316\u63a7\u5236\uff1b<\/li>\n<li>\u4f18\u5148\u9009\u6709Origin Shield\u4e0e\u9ad8\u7ea7WAF\u529f\u80fd\u7684CDN\uff0c\u4ee5\u4fbf\u96c6\u4e2d\u56de\u6e90\u4e0e\u66f4\u5f3a\u7684\u8fb9\u7f18\u9632\u62a4\uff1b<\/li>\n<li>\u8bc4\u4f30\u8fb9\u7f18\u8282\u70b9\u5206\u5e03\uff1a\u4e9a\u592a\u7528\u6237\u4f18\u5148\u8003\u8651\u8986\u76d6\u9999\u6e2f\u3001\u65e5\u672c\u3001\u97e9\u56fd\u4e0e\u65b0\u52a0\u5761\u8282\u70b9\uff0c\u7ed3\u5408\u9999\u6e2f\u670d\u52a1\u5668\u6216\u9999\u6e2fVPS\u4f5c\u4e3a\u8fd1\u6e90\u63d0\u5347\u4f53\u9a8c\uff1b<\/li>\n<li>\u82e5\u6709\u8de8\u5883\u4e1a\u52a1\uff0c\u53ef\u8003\u8651\u7f8e\u56fd\u670d\u52a1\u5668\u6216\u7f8e\u56fdVPS\u4f5c\u4e3a\u5317\u7f8e\u56de\u6e90\u8282\u70b9\uff0c\u5e76\u914d\u5408\u5168\u7403CDN\u7b56\u7565\uff1b<\/li>\n<li>\u5173\u6ce8\u65e5\u5fd7\u53ef\u89c2\u6d4b\u6027\u4e0e\u81ea\u52a8\u5316\u54cd\u5e94\u80fd\u529b\uff1a\u652f\u6301\u5b9e\u65f6\u544a\u8b66\u3001\u6d41\u91cf\u5206\u6790\u4e0eAPI\u5316\u6e05\u7406\/\u9884\u70ed\u64cd\u4f5c\uff1b<\/li>\n<li>\u57df\u540d\u4e0e\u8bc1\u4e66\u7ba1\u7406\uff1a\u9009\u62e9\u652f\u6301\u5feb\u901f\u751f\u6548\u8bc1\u4e66\u4e0e\u591a\u57df\u540d\u7b56\u7565\u7684CDN\uff0c\u5e76\u4e0e\u57df\u540d\u6ce8\u518c\uff08\u6ce8\u518c\u57df\u540d\uff09\u670d\u52a1\u534f\u8c03DNS\u914d\u7f6e\uff0c\u51cf\u5c11\u5237\u65b0\u5ef6\u8fdf\u3002<\/li>\n<\/ul>\n<h2>\u5b9e\u8df5\u4e2d\u7684\u5e38\u89c1\u8bef\u533a\u4e0e\u5e94\u5bf9<\/h2>\n<ul>\n<li>\u8bef\u533a\uff1a\u4ec5\u4f9d\u8d56\u6d4f\u89c8\u5668Cache-Control\u3002\u5e94\u5bf9\uff1a\u5fc5\u987b\u5728CDN\/\u8fb9\u7f18\u663e\u5f0f\u914d\u7f6eSurrogate-Control\u6216\u81ea\u5b9a\u4e49\u7f13\u5b58\u7b56\u7565\u3002<\/li>\n<li>\u8bef\u533a\uff1a\u628a\u6240\u6709Query\u53c2\u6570\u90fd\u53c2\u4e0e\u7f13\u5b58\u952e\u3002\u5e94\u5bf9\uff1a\u91c7\u7528\u767d\u540d\u5355\u4e0e\u53c2\u6570\u89c4\u8303\u5316\u7b56\u7565\uff0c\u51cf\u5c11\u88ab\u7ed5\u8fc7\u9762\u3002<\/li>\n<li>\u8bef\u533a\uff1a\u672a\u7f13\u5b58\u5728\u8fb9\u7f18\u505a\u8db3WAF\u4e0e\u901f\u7387\u9650\u5236\u3002\u5e94\u5bf9\uff1a\u628a\u9632\u62a4\u524d\u79fb\u5230\u8fb9\u7f18\uff0c\u907f\u514d\u6e90\u7ad9\u627f\u53d7\u5f02\u5e38\u6d41\u91cf\u3002<\/li>\n<\/ul>\n<p><strong>\u603b\u7ed3<\/strong>\uff1a\u9632\u6b62\u7f13\u5b58\u7ed5\u8fc7\u653b\u51fb\u9700\u8981\u5728CDN\u7684\u7f13\u5b58\u952e\u8bbe\u8ba1\u3001\u8bf7\u6c42\u89c4\u8303\u5316\u3001\u8fb9\u7f18\u9a8c\u8bc1\u3001\u7f13\u5b58\u7b56\u7565\u4e0e\u76d1\u63a7\u544a\u8b66\u4e0a\u8fdb\u884c\u7cfb\u7edf\u5316\u8bbe\u8ba1\u3002\u5355\u4e00\u63aa\u65bd\u96be\u4ee5\u5b8c\u5168\u675c\u7edd\u98ce\u9669\uff0c\u5efa\u8bae\u91c7\u7528\u591a\u5c42\u6b21\u9632\u62a4\uff1a\u89c4\u8303\u5316\u8f93\u5165\u3001\u7ec6\u7c92\u5ea6\u7f13\u5b58\u952e\u63a7\u5236\u3001\u7b7e\u540d\u4e0e\u8fb9\u7f18\u6821\u9a8c\u3001Origin 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