{"id":42292,"date":"2024-10-03T07:37:13","date_gmt":"2024-10-02T23:37:13","guid":{"rendered":"https:\/\/server.hk\/cnblog\/42292\/"},"modified":"2024-10-03T07:37:14","modified_gmt":"2024-10-02T23:37:14","slug":"cdn%e5%85%a5%e9%96%80-%e5%9c%a8cdn%e4%b8%ad%e9%80%b2%e8%a1%8c%e5%a4%9a%e7%b7%9a%e7%a8%8b%e4%b8%8b%e8%bc%89%e7%9a%84%e9%87%8d%e8%a6%81%e6%80%a7","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/42292\/","title":{"rendered":"CDN\u5165\u9580 &#8211; \u5728CDN\u4e2d\u9032\u884c\u591a\u7dda\u7a0b\u4e0b\u8f09\u7684\u91cd\u8981\u6027"},"content":{"rendered":"<h1 id=\"cdn%e5%85%a5%e9%96%80-%e5%9c%a8cdn%e4%b8%ad%e9%80%b2%e8%a1%8c%e5%a4%9a%e7%b7%9a%e7%a8%8b%e4%b8%8b%e8%bc%89%e7%9a%84%e9%87%8d%e8%a6%81%e6%80%a7-DwDGpDVCXK\">CDN\u5165\u9580 &#8211; 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\u652f\u6301\u5927\u898f\u6a21\u5206\u767c<\/h3>\n<p>\u96a8\u8457\u7db2\u7d61\u6d41\u91cf\u7684\u589e\u52a0\uff0c\u7279\u5225\u662f\u5728\u9ad8\u5cf0\u6642\u6bb5\uff0c\u591a\u7dda\u7a0b\u4e0b\u8f09\u80fd\u5920\u652f\u6301\u5927\u898f\u6a21\u7684\u5167\u5bb9\u5206\u767c\u3002\u7121\u8ad6\u662f\u76f4\u64ad\u6d3b\u52d5\u9084\u662f\u5927\u578b\u4e0b\u8f09\uff0cCDN\u90fd\u80fd\u5920\u901a\u904e\u591a\u7dda\u7a0b\u6280\u8853\u78ba\u4fdd\u7528\u6236\u7372\u5f97\u6d41\u66a2\u7684\u9ad4\u9a57\u3002<\/p>\n<h2 id=\"%e5%af%a6%e7%8f%be%e5%a4%9a%e7%b7%9a%e7%a8%8b%e4%b8%8b%e8%bc%89%e7%9a%84%e6%8a%80%e8%a1%93-DwDGpDVCXK\">\u5be6\u73fe\u591a\u7dda\u7a0b\u4e0b\u8f09\u7684\u6280\u8853<\/h2>\n<p>\u5728\u5be6\u73fe\u591a\u7dda\u7a0b\u4e0b\u8f09\u6642\uff0c\u53ef\u4ee5\u4f7f\u7528\u591a\u7a2e\u6280\u8853\u548c\u5de5\u5177\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u793a\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u4f7f\u7528Python\u7684`requests`\u5eab\u4f86\u5be6\u73fe\u591a\u7dda\u7a0b\u4e0b\u8f09\uff1a<\/p>\n<pre><code>\nimport requests\nimport threading\n\ndef download_part(url, start, end, part_num):\n    headers = {'Range': f'bytes={start}-{end}'}\n    response = requests.get(url, headers=headers, stream=True)\n    with open(f'part_{part_num}', 'wb') as f:\n        f.write(response.content)\n\nurl = 'http:\/\/example.com\/largefile.zip'\nfile_size = 1000000  # \u5047\u8a2d\u6587\u4ef6\u5927\u5c0f\u70ba1MB\nnum_parts = 4\npart_size = file_size \/\/ num_parts\n\nthreads = []\nfor i in range(num_parts):\n    start = i * part_size\n    end = start + part_size - 1 if i &lt; num_parts - 1 else file_size\n    thread = threading.Thread(target=download_part, args=(url, start, end, i))\n    threads.append(thread)\n    thread.start()\n\nfor thread in threads:\n    thread.join()\n<\/code><\/pre>\n<h2 id=\"%e7%b8%bd%e7%b5%90-DwDGpDVCXK\">\u7e3d\u7d50<\/h2>\n<p>CDN\u5728\u73fe\u4ee3\u7db2\u7d61\u67b6\u69cb\u4e2d\u626e\u6f14\u8457\u81f3\u95dc\u91cd\u8981\u7684\u89d2\u8272\uff0c\u800c\u591a\u7dda\u7a0b\u4e0b\u8f09\u5247\u662f\u63d0\u5347CDN\u6027\u80fd\u7684\u4e00\u500b\u95dc\u9375\u6280\u8853\u3002\u901a\u904e\u63d0\u9ad8\u4e0b\u8f09\u901f\u5ea6\u3001\u6e1b\u5c11\u4f3a\u670d\u5668\u8ca0\u8f09\u3001\u63d0\u9ad8\u53ef\u9760\u6027\u4ee5\u53ca\u652f\u6301\u5927\u898f\u6a21\u5206\u767c\uff0c\u591a\u7dda\u7a0b\u4e0b\u8f09\u80fd\u5920\u986f\u8457\u6539\u5584\u7528\u6236\u9ad4\u9a57\u3002\u5c0d\u65bc\u5e0c\u671b\u63d0\u5347\u7db2\u7ad9\u6027\u80fd\u7684\u4f01\u696d\u4f86\u8aaa\uff0c\u4e86\u89e3\u4e26\u5be6\u65bd\u9019\u4e9b\u6280\u8853\u662f\u975e\u5e38\u5fc5\u8981\u7684\u3002\u5982\u679c\u60a8\u5c0d\u65bc<code><a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a><\/code>\u6216<code><a href=\"https:\/\/server.hk\">\u4f3a\u670d\u5668<\/a><\/code>\u89e3\u6c7a\u65b9\u6848\u611f\u8208\u8da3\uff0c\u6b61\u8fce\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u4ee5\u7372\u53d6\u66f4\u591a\u4fe1\u606f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3CDN\u4e2d\u7684\u591a\u7dda\u7a0b\u4e0b\u8f09\u5982\u4f55\u63d0\u5347\u6027\u80fd\u8207\u6548\u7387\uff0c\u512a\u5316\u5167\u5bb9\u50b3\u8f38\uff0c\u78ba\u4fdd\u7528\u6236\u7372\u5f97\u66f4\u5feb\u7684\u52a0\u8f09\u9ad4\u9a57\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":[],"class_list":["post-42292","post","type-post","status-publish","format-standard","hentry","category-4928"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/42292","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=42292"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/42292\/revisions"}],"predecessor-version":[{"id":42293,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/42292\/revisions\/42293"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=42292"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=42292"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=42292"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}