{"id":209967,"date":"2025-10-24T02:06:34","date_gmt":"2025-10-23T18:06:34","guid":{"rendered":"https:\/\/www.server.hk\/blog\/209967\/"},"modified":"2025-10-24T02:06:35","modified_gmt":"2025-10-23T18:06:35","slug":"cdn-217","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/209967\/","title":{"rendered":"CDN\u8fd0\u7ef4\u7ba1\u7406\u89c4\u8303\uff1a\u6807\u51c6\u5316\u6d41\u7a0b\u4e0e\u5b9e\u6218\u8981\u70b9"},"content":{"rendered":"<p>\u5728\u5f53\u4eca\u4e92\u8054\u7f51\u4e1a\u52a1\u5feb\u901f\u53d1\u5c55\u7684\u80cc\u666f\u4e0b\uff0cCDN\uff08\u5185\u5bb9\u5206\u53d1\u7f51\u7edc\uff09\u5df2\u6210\u4e3a\u4fdd\u8bc1\u7f51\u7ad9\u6027\u80fd\u4e0e\u7a33\u5b9a\u6027\u7684\u5173\u952e\u7ec4\u6210\u3002\u9762\u5bf9\u590d\u6742\u7684\u6d41\u91cf\u6a21\u5f0f\u3001\u9891\u7e41\u7684\u5185\u5bb9\u66f4\u65b0\u4e0e\u4e0d\u65ad\u6f14\u8fdb\u7684\u5b89\u5168\u5a01\u80c1\uff0c\u5efa\u7acb\u4e00\u5957\u89c4\u8303\u5316\u7684\u8fd0\u7ef4\u6d41\u7a0b\u548c\u5b9e\u6218\u8981\u70b9\uff0c\u5bf9\u4e8e\u7ad9\u957f\u3001\u4f01\u4e1a\u7528\u6237\u4e0e\u5f00\u53d1\u8005\u6765\u8bf4\u5c24\u4e3a\u91cd\u8981\u3002\u672c\u6587\u4ece\u539f\u7406\u5230\u843d\u5730\u8fd0\u7ef4\u5b9e\u8df5\uff0c\u5206\u6a21\u5757\u9610\u8ff0\u6280\u672f\u7ec6\u8282\u4e0e\u5efa\u8bae\uff0c\u5e2e\u52a9\u56e2\u961f\u6784\u5efa\u53ef\u590d\u7528\u7684CDN\u8fd0\u7ef4\u4f53\u7cfb\u3002<\/p>\n<h2>CDN\u8fd0\u7ef4\u7684\u57fa\u672c\u539f\u7406\u4e0e\u6838\u5fc3\u7ec4\u4ef6<\/h2>\n<p>\u7406\u89e3CDN\u8fd0\u7ef4\uff0c\u9996\u5148\u8981\u638c\u63e1\u5176\u6838\u5fc3\u7ec4\u4ef6\u4e0e\u6570\u636e\u6d41\uff1a\u5ba2\u6237\u7aef\u8bf7\u6c42 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Routing\uff09\u53ef\u4ee5\u63d0\u5347\u7528\u6237\u4f53\u9a8c\u3002\u591a\u8282\u70b9\u96c6\u7fa4\u914d\u5408Anycast\u8def\u7531\u80fd\u964d\u4f4e\u5ef6\u8fdf\u5e76\u589e\u5f3a\u6297DDoS\u80fd\u529b\u3002<\/li>\n<\/ul>\n<h2>\u5e38\u89c1\u5e94\u7528\u573a\u666f\u4e0e\u5b9e\u8df5\u8981\u70b9<\/h2>\n<h3>\u9759\u6001\u5185\u5bb9\u52a0\u901f<\/h3>\n<p>\u9759\u6001\u5185\u5bb9\u5206\u53d1\u662fCDN\u6700\u57fa\u672c\u7684\u7528\u4f8b\u3002\u5b9e\u8df5\u8981\u70b9\u5305\u62ec\u542f\u7528Gzip\/ Brotli\u538b\u7f29\u3001\u8bbe\u7f6e\u5408\u7406\u7684\u7f13\u5b58\u8fc7\u671f\u65f6\u95f4\u3001\u4f7f\u7528\u6587\u4ef6\u540d\u7248\u672c\u5316\u548c\u901a\u8fc7\u8fb9\u7f18\u8ba1\u7b97\uff08Edge 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Key\u63a7\u5236\uff09\uff0c\u53ef\u4ee5\u5728\u4e0d\u5f71\u54cd\u4e1a\u52a1\u4e00\u81f4\u6027\u7684\u524d\u63d0\u4e0b\u51cf\u5c11\u56de\u6e90\u538b\u529b\u3002<\/p>\n<h3>\u5168\u7403\u5316\u90e8\u7f72\u4e0e\u591a\u70b9\u955c\u50cf<\/h3>\n<p>\u9762\u5411\u6d77\u5916\u7528\u6237\u65f6\uff0c\u5355\u4e00\u8282\u70b9\u53ef\u80fd\u65e0\u6cd5\u8986\u76d6\u5168\u90e8\u533a\u57df\uff0c\u5efa\u8bae\u91c7\u7528\u591a\u533a\u57df\u56de\u6e90\u6216\u591aCDN\u7b56\u7565\uff0c\u7ed3\u5408\u7f8e\u56fd\u670d\u52a1\u5668\u3001\u7f8e\u56fdVPS\u4e0e\u9999\u6e2fVPS\u7b49\u4e0d\u540c\u8d44\u6e90\uff0c\u5b9e\u73b0\u6d41\u91cf\u5206\u53d1\u4e0e\u5197\u4f59\u5907\u4efd\u3002\u901a\u8fc7\u5065\u5eb7\u68c0\u67e5\uff08HTTP\/TCP\uff09\u548c\u4e3b\u52a8\u63a2\u6d4b\u6765\u81ea\u52a8\u5207\u6362\u5f02\u5e38\u8282\u70b9\u3002<\/p>\n<h2>\u8fd0\u7ef4\u6807\u51c6\u5316\u6d41\u7a0b<\/h2>\n<p>\u4e3a\u4e86\u51cf\u5c11\u4eba\u4e3a\u9519\u8bef\u4e0e\u63d0\u9ad8\u54cd\u5e94\u901f\u5ea6\uff0c\u5e94\u5c06\u65e5\u5e38\u64cd\u4f5c\u6d41\u7a0b\u5316\u5e76\u5f62\u6210SOP\uff08\u6807\u51c6\u64cd\u4f5c\u6d41\u7a0b\uff09\u3002\u5173\u952e\u6d41\u7a0b\u5305\u62ec\uff1a\u914d\u7f6e\u53d8\u66f4\u6d41\u7a0b\u3001\u53d1\u5e03\u4e0e\u56de\u6eda\u6d41\u7a0b\u3001\u6545\u969c\u5e94\u6025\u6d41\u7a0b\u4e0e\u5bb9\u91cf\u89c4\u5212\u6d41\u7a0b\u3002<\/p>\n<ul>\n<li><strong>\u914d\u7f6e\u53d8\u66f4\u7ba1\u7406<\/strong>\uff1a\u6240\u6709Edge\u914d\u7f6e\uff08\u7f13\u5b58\u89c4\u5219\u3001Header\u6539\u5199\u3001WAF\u89c4\u5219\uff09\u901a\u8fc7Git\u5b58\u50a8\uff0c\u5e76\u5728\u6d4b\u8bd5\u73af\u5883\u81ea\u52a8\u5316\u9a8c\u8bc1\u540e\u624d\u80fd\u4e0a\u7ebf\uff1b\u91c7\u7528\u84dd\u7eff\u6216\u7070\u5ea6\u53d1\u5e03\u51cf\u5c0f\u5f71\u54cd\u9762\u3002<\/li>\n<li><strong>\u53d1\u5e03\u4e0e\u56de\u6eda<\/strong>\uff1a\u6bcf\u6b21\u8d44\u6e90\u53d1\u5e03\u540c\u65f6\u89e6\u53d1CDN\u7f13\u5b58\u9884\u70ed\u4e0e\u4f9d\u8d56\u8d44\u6e90\u540c\u6b65\uff1b\u63d0\u4f9b\u4e00\u952e\u56de\u6eda\u673a\u5236\u5e76\u8bb0\u5f55\u53d8\u66f4\u65e5\u5fd7\uff08\u8c01\u3001\u4f55\u65f6\u3001\u4e3a\u4f55\u3001\u53d8\u66f4\u5185\u5bb9\uff09\u3002<\/li>\n<li><strong>\u6545\u969c\u54cd\u5e94\uff08Runbook\uff09<\/strong>\uff1a\u4e3a\u5e38\u89c1\u6545\u969c\uff08\u7f13\u5b58\u51fb\u7a7f\u3001\u56de\u6e90\u8d85\u65f6\u3001\u8bc1\u4e66\u5230\u671f\u3001\u914d\u7f6e\u6cc4\u9732\uff09\u7f16\u5199\u8be6\u7ec6\u6b65\u9aa4\uff0c\u5305\u62ec\u5feb\u901f\u9694\u79bb\u3001\u4e34\u65f6\u89c4\u5219\uff08\u5982\u5168\u5c40\u7f13\u5b58TTL\u964d\u4f4e\u6216\u5173\u95ed\u56de\u6e90\uff09\u4e0e\u540e\u7eed\u6839\u56e0\u5206\u6790\u3002<\/li>\n<li><strong>\u5bb9\u91cf\u4e0e\u8d39\u7528\u63a7\u5236<\/strong>\uff1a\u57fa\u4e8e\u6d41\u91cf\u9884\u6d4b\u4e0e\u5386\u53f2\u5cf0\u503c\uff0c\u63d0\u524d\u9884\u7ea6\u5e26\u5bbd\u5e76\u5f00\u542f\u6d41\u91cf\u544a\u8b66\u3002\u591a\u5730\u57df\u90e8\u7f72\u65f6\u8bc4\u4f30\u8de8\u533a\u5e26\u5bbd\u8d39\u7528\u4e0e\u56de\u6e90\u6210\u672c\u3002<\/li>\n<\/ul>\n<h2>\u76d1\u63a7\u3001\u65e5\u5fd7\u4e0e\u5ea6\u91cf\u6807\u51c6<\/h2>\n<p>\u5b8c\u5584\u7684\u76d1\u63a7\u662f\u4fdd\u969cSLA\u7684\u57fa\u7840\u3002\u5efa\u8bae\u91c7\u96c6\u4ee5\u4e0b\u6307\u6807\u5e76\u5efa\u7acb\u62a5\u8b66\u7b56\u7565\uff1a<\/p>\n<ul>\n<li>\u8fb9\u7f18\u547d\u4e2d\u7387\uff08Cache Hit 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