{"id":723,"date":"2024-05-13T11:46:57","date_gmt":"2024-05-13T03:46:57","guid":{"rendered":"https:\/\/www.vmlogin.us\/blog\/zh\/?p=723"},"modified":"2024-05-13T11:46:58","modified_gmt":"2024-05-13T03:46:58","slug":"web-crawling","status":"publish","type":"post","link":"https:\/\/www.vmlogin.us\/blog\/zh\/web-crawling.html","title":{"rendered":"\u53cd\u68c0\u6d4b\u6d4f\u89c8\u5668\u53ef\u4ee5\u7528\u4e8e\u7f51\u9875\u6293\u53d6\u5417\uff1f"},"content":{"rendered":"\n<p class=\"has-medium-font-size\">\u76ee\u524d\uff0c\u7f51\u7edc\u6293\u53d6\u4e0d\u518d\u53ea\u662f\u5c11\u6570\u7cbe\u901a\u6280\u672f\u7684\u516c\u53f8\u7684\u9886\u57df\u30022 6% \u7684\u516c\u53f8\u4f7f\u7528\u7f51\u7edc\u6293\u53d6\u8fdb\u884c\u6d88\u8d39\u8005\u7814\u7a76\uff0c\u800c 19% \u7684\u516c\u53f8\u5219\u4ece Twitter \u548c LinkedIn \u7b49\u793e\u4ea4\u5a92\u4f53\u5e73\u53f0\u6293\u53d6\u8054\u7cfb\u4eba\u4fe1\u606f\u3002<\/p>\n\n\n\n<p class=\"has-medium-font-size\">\u7136\u800c\uff0c\u7531\u4e8e\u9a8c\u8bc1\u7801\u548c IP \u7981\u4ee4\u7b49\u6311\u6218\uff0c\u7f51\u7edc\u6293\u53d6\u5e76\u4e0d\u662f\u4e00\u4ef6\u5bb9\u6613\u7684\u4e8b\u3002\u8fd9\u5c31\u662f\u53cd\u68c0\u6d4b\u6d4f\u89c8\u5668\u7684\u7528\u6b66\u4e4b\u5730\uff0c\u5b83\u53ef\u4ee5\u5e2e\u52a9\u4f60\u907f\u5f00\u8fd9\u4e9b\u969c\u788d\u3002<\/p>\n\n\n\n<p class=\"has-medium-font-size\"><br><\/p>\n\n\n\n<p class=\"has-medium-font-size\"><strong>\u7f51\u9875\u6293\u53d6<\/strong><strong> <\/strong><strong><\/strong><\/p>\n\n\n\n<p class=\"has-medium-font-size\">\u7f51\u7edc\u6293\u53d6\u662f\u6307\u4ece\u7f51\u7ad9\u4e2d\u63d0\u53d6\u6570\u636e\u4ee5\u7528\u4e8e\u5404\u79cd\u5e94\u7528\uff0c\u4f8b\u5982\u5e02\u573a\u7814\u7a76\u3001\u673a\u5668\u5b66\u4e60\u548c\u8054\u5c5e\u8425\u9500\u3002\u5b83\u6d89\u53ca\u5411\u7f51\u7ad9\u53d1\u51fa HTTP \u8bf7\u6c42\u5e76\u89e3\u6790 HTML \u4ee5\u68c0\u7d22\u6240\u9700\u7684\u6570\u636e\u3002<\/p>\n\n\n\n<p class=\"has-medium-font-size\"><strong>\u6293\u53d6\u5de5\u5177<\/strong><strong> <\/strong><strong><\/strong><\/p>\n\n\n\n<p class=\"has-medium-font-size\">\u4e0d\u540c\u7684\u5de5\u5177\u5728\u7f51\u7edc\u6293\u53d6\u9886\u57df\u6709\u4e0d\u540c\u7684\u7528\u9014\uff1a<\/p>\n\n\n\n<p class=\"has-medium-font-size\">1. Selenium\uff1a\u975e\u5e38\u9002\u5408\u6293\u53d6\u5927\u91cf JavaScript \u7684\u7f51\u7ad9\uff0c\u4f46\u901f\u5ea6\u53ef\u80fd\u5f88\u6162\u3002<\/p>\n\n\n\n<p class=\"has-medium-font-size\">2. Beautiful Soup\uff1a\u975e\u5e38\u9002\u5408\u9759\u6001\u7f51\u7ad9\uff0c\u4f46\u5bf9\u4e8e\u52a8\u6001\u5185\u5bb9\u5374\u5f88\u56f0\u96be\u3002\u5bf9\u4e8e\u521a\u5f00\u59cbPython \u5f00\u53d1\u7684\u4eba\u5458\u6765\u8bf4\uff0c\u5b83\u662f\u7528\u7f51\u7edc\u6293\u53d6\u7684\u7684\u9996\u9009\u5de5\u5177\u3002<\/p>\n\n\n\n<p class=\"has-medium-font-size\">3. Scrapy\uff1a\u7528\u4e8e\u5927\u89c4\u6a21\u6293\u53d6\u9879\u76ee\u7684Python \u6846\u67b6\uff0c\u5b83\u5177\u6709\u9ad8\u5ea6\u53ef\u5b9a\u5236\u6027\u3002<\/p>\n\n\n\n<p class=\"has-medium-font-size\">4. Playwright\uff1a\u56e0\u5176\u7075\u6d3b\u6027\u548c\u6613\u7528\u6027\u800c\u5e7f\u53d7\u6b22\u8fce\u3002\u5b83\u662f\u4e00\u79cd\u53ef\u4ee5\u6709\u6548\u5904\u7406\u9759\u6001\u548c\u52a8\u6001\u7f51\u7ad9\u7684\u73b0\u4ee3\u5de5\u5177\u3002<\/p>\n\n\n\n<p class=\"has-medium-font-size\"><br><\/p>\n\n\n\n<p class=\"has-medium-font-size\"><strong>\u7f51\u9875\u6293\u53d6\u6240\u9700\u7684\u6280\u80fd<\/strong><strong> <\/strong><strong><\/strong><\/p>\n\n\n\n<p class=\"has-medium-font-size\">\u6709\u6548\u7684\u7f51\u9875\u6293\u53d6\u9700\u8981\u7262\u7262\u638c\u63e1 Python \u6216 JavaScript \u7b49\u7f16\u7a0b\u8bed\u8a00\uff0c\u5e76\u4e86\u89e3\u7528\u4e8e\u6570\u636e\u63d0\u53d6\u7684 HTML\u3001CSS \u548c XPath\u3002<\/p>\n\n\n\n<p class=\"has-medium-font-size\"><strong>\u7f51\u9875\u6293\u53d6\u7684\u6311\u6218<\/strong><strong> <\/strong><strong><\/strong><\/p>\n\n\n\n<p class=\"has-medium-font-size\">\u5f53\u60a8\u6df1\u5165\u7814\u7a76\u7f51\u7edc\u6293\u53d6\u7684\u590d\u6742\u6027\u65f6\uff0c\u5f88\u660e\u663e\uff0c\u8bb8\u591a\u969c\u788d\u53ef\u80fd\u4f1a\u963b\u788d\u6709\u4ef7\u503c\u6570\u636e\u7684\u63d0\u53d6\u3002<\/p>\n\n\n\n<p class=\"has-medium-font-size\">\u8fd9\u4e9b\u6311\u6218\u6e90\u4e8e\u591a\u79cd\u56e0\u7d20\uff0c\u5305\u62ec\u7f51\u7ad9\u901a\u8fc7\u9a8c\u8bc1\u7801\u548c\u901f\u7387\u9650\u5236\u6765\u9632\u6b62\u81ea\u52a8\u6293\u53d6\u3001\u53ef\u7591\u6d3b\u52a8\u5bfc\u81f4\u7684 IP \u5c01\u9501\u98ce\u9669\uff0c\u4ee5\u53ca Cloudflare \u548c PerimeterX \u7b49\u3002&nbsp;<\/p>\n\n\n\n<p class=\"has-medium-font-size\">1. \u9a8c\u8bc1\u7801<\/p>\n\n\n\n<p class=\"has-medium-font-size\">\u6700\u5e38\u89c1\u7684\u969c\u788d\u4e4b\u4e00\u662f\u9a8c\u8bc1\u7801\uff0c\u5b83\u4f1a\u663e\u7740\u51cf\u6162\u60a8\u7684\u6293\u53d6\u8fc7\u7a0b\u3002<\/p>\n\n\n\n<p class=\"has-medium-font-size\">2. \u901f\u7387\u9650\u5236<\/p>\n\n\n\n<p class=\"has-medium-font-size\">\u7f51\u7ad9\u901a\u5e38\u8bbe\u6709\u901f\u7387\u9650\u5236\u4ee5\u9632\u6b62\u81ea\u52a8\u6293\u53d6\uff0c\u8fd9\u4f7f\u5f97\u6293\u53d6\u5927\u91cf\u6570\u636e\u53d8\u5f97\u56f0\u96be\u3002\u5bf9\u4e8e\u9700\u8981\u5b9e\u65f6\u6570\u636e\u7684\u5927\u578b\u9879\u76ee\u6765\u8bf4\uff0c\u66f4\u662f\u4e00\u4e2a\u6311\u6218\u3002<\/p>\n\n\n\n<p class=\"has-medium-font-size\">3. IP\u5c01\u9501<\/p>\n\n\n\n<p class=\"has-medium-font-size\">\u5982\u679c\u7f51\u7ad9\u68c0\u6d4b\u5230\u5f02\u5e38\u6d3b\u52a8\uff0c\u60a8\u7684 IP \u53ef\u80fd\u4f1a\u88ab\u7981\u6b62\u3002<\/p>\n\n\n\n<p class=\"has-medium-font-size\">4. \u9632\u5fa1\u7cfb\u7edf<\/p>\n\n\n\n<p class=\"has-medium-font-size\">Cloudflare \u548c PerimeterX \u5229\u7528\u673a\u5668\u5b66\u4e60\u7b97\u6cd5\u6765\u68c0\u6d4b\u548c\u963b\u6b62\u6293\u53d6\u673a\u5668\u4eba\u3002<\/p>\n\n\n\n<p class=\"has-medium-font-size\"><br><\/p>\n\n\n\n<p class=\"has-medium-font-size\"><strong>\u53cd\u68c0\u6d4b\u6d4f\u89c8\u5668<\/strong><strong> <\/strong><strong><\/strong><\/p>\n\n\n\n<p class=\"has-medium-font-size\">\u53cd\u68c0\u6d4b\u6d4f\u89c8\u5668\u53ef\u4ee5\u514b\u670d\u4f20\u7edf\u7f51\u7edc\u6293\u53d6\u65b9\u6cd5\u7684\u6311\u6218\u3002\u5b83\u4eec\u63d0\u4f9b\u4e86\u4e00\u7cfb\u5217\u529f\u80fd\uff0c\u4f7f\u5176\u80fd\u591f\u975e\u5e38\u6709\u6548\u5730\u6267\u884c\u6570\u636e\u63d0\u53d6\u4efb\u52a1\u3002<\/p>\n\n\n\n<p class=\"has-medium-font-size\"><\/p>\n\n\n\n<p class=\"has-medium-font-size\"><strong>VMLogin<\/strong><strong>\u53cd\u68c0\u6d4b\u6d4f\u89c8\u5668\u7684\u529f\u80fd\u548c\u4f18\u70b9<\/strong><strong> <\/strong><strong><\/strong><\/p>\n\n\n\n<p class=\"has-medium-font-size\">\u7f51\u7edc\u6293\u53d6\u7684\u8ff7\u5bab\u4e16\u754c\u53ef\u80fd\u4f1a\u4ee4\u4eba\u754f\u60e7\u3002\u4f46<strong><a href=\"https:\/\/www.vmlogin.us\/zh\" data-type=\"link\" data-id=\"https:\/\/www.vmlogin.us\/zh\" target=\"_blank\" rel=\"noreferrer noopener\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-cyan-blue-color\">VMLogin\u53cd\u68c0\u6d4b\u6d4f\u89c8\u5668<\/mark><\/a><\/strong>\u7684\u529f\u80fd\u53ef\u4ee5\u8ba9\u60a8\u7684\u751f\u6d3b\u53d8\u5f97\u66f4\u52a0\u8f7b\u677e\u3002<\/p>\n\n\n\n<p class=\"has-medium-font-size\"><strong>1. <\/strong><strong>\u591a\u8d26\u6237\u7ba1\u7406<\/strong><strong> <\/strong><strong><\/strong><\/p>\n\n\n\n<p class=\"has-medium-font-size\">\u7ba1\u7406\u591a\u4e2a\u5e10\u6237\u7684\u80fd\u529b\u662f\u7f51\u7edc\u6293\u53d6\u9886\u57df\u7684\u6e38\u620f\u89c4\u5219\u6539\u53d8\u8005\u3002\u60a8\u53ef\u4ee5\u4f7f\u7528VMLogin\u53cd\u68c0\u6d4b\u6d4f\u89c8\u5668\u521b\u5efa\u548c\u7ba1\u7406\u591a\u4e2a\u6d4f\u89c8\u5668\u914d\u7f6e\u6587\u4ef6\uff0c\u521b\u9020\u591a\u4e2a\u865a\u62df\u6d4f\u89c8\u5668\u73af\u5883\uff0c\u6bcf\u4e2a\u914d\u7f6e\u6587\u4ef6\u90fd\u5e26\u6709\u72ec\u7acb\u9694\u79bb\u7684 cookie\u3001\u7f13\u5b58\u548c\u672c\u5730\u5b58\u50a8\u3002<\/p>\n\n\n\n<p class=\"has-medium-font-size\">\u8fd9\u5bf9\u4e8e\u8054\u5c5e\u7f51\u7edc\u8425\u9500\u3001\u4ece\u4e8b\u9700\u8981\u4e0d\u540c\u8bbf\u95ee\u7ea7\u522b\u7684\u540c\u4e00\u9879\u76ee\u7684\u56e2\u961f\u6210\u5458\u7279\u522b\u6709\u7528\u3002\u8fd9\u4e9b\u914d\u7f6e\u6587\u4ef6\u4e4b\u95f4\u7684\u8f7b\u677e\u5207\u6362\u4f7f\u6570\u636e\u6536\u96c6\u66f4\u52a0\u9ad8\u6548\u548c\u6709\u7ec4\u7ec7\uff0c\u4ece\u800c\u8282\u7701\u60a8\u7684\u65f6\u95f4\u548c\u8ba1\u7b97\u8d44\u6e90\u3002<\/p>\n\n\n\n<p class=\"has-medium-font-size\"><strong>2. <\/strong><strong>\u7528\u6237\u4ee3\u7406\u4f2a\u88c5<\/strong><strong><\/strong><\/p>\n\n\n\n<p class=\"has-medium-font-size\">\u7528\u6237\u4ee3\u7406\u4f2a\u88c5\u662f\u53cd\u68c0\u6d4b\u6d4f\u89c8\u5668\u5e26\u6765\u7684\u53e6\u4e00\u4e2a\u5f3a\u5927\u529f\u80fd\u3002\u901a\u8fc7\u6a21\u62df\u4e0d\u540c\u7684\u7528\u6237\u4ee3\u7406\uff0c\u8fd9\u4e9b\u6d4f\u89c8\u5668\u4f7f\u7f51\u7ad9\u5f88\u96be\u8bc6\u522b\u60a8\u7684\u6293\u53d6\u673a\u5668\u4eba\u3002&nbsp;<\/p>\n\n\n\n<p class=\"has-medium-font-size\">\u8fd9\u5bf9\u4e8e\u9700\u8981\u7ed5\u8fc7\u8bb8\u591a\u7f51\u7ad9\u7528\u6765\u68c0\u6d4b\u548c\u963b\u6b62\u673a\u5668\u4eba\u7684\u6d4f\u89c8\u5668\u6307\u7eb9\u8bc6\u522b\u6280\u672f\u975e\u5e38\u91cd\u8981\u3002&nbsp;<\/p>\n\n\n\n<p class=\"has-medium-font-size\">\u4f2a\u88c5\u7528\u6237\u4ee3\u7406\u53ef\u4ee5\u4f7f\u60a8\u53ef\u4ee5\u4ece\u66f4\u5e7f\u6cdb\u7684\u6765\u6e90\u6293\u53d6\u6570\u636e\uff0c\u800c\u4e0d\u4f1a\u89e6\u53d1\u53cd\u673a\u5668\u4eba\u673a\u5236\uff0c\u4ece\u800c\u6269\u5927\u6570\u636e\u6536\u96c6\u5de5\u4f5c\u7684\u8303\u56f4\u548c\u53ef\u9760\u6027\u3002<\/p>\n\n\n\n<p class=\"has-medium-font-size\"><strong>3. API<\/strong><strong>\u6d4f\u89c8\u5668\u81ea\u52a8\u5316<\/strong><strong><\/strong><\/p>\n\n\n\n<p class=\"has-medium-font-size\">\u4efb\u4f55\u5177\u6709\u91cd\u590d\u6027\u7684\u5de5\u4f5c\u53ef\u4ee5\u5728VMLogin\u901a\u8fc7\u81ea\u52a8\u5316\u5b8c\u6210\u3002\u60a8\u53ef\u4ee5\u5728VMLogin\u5185\u4f7f\u7528Rest API\u3002\u5176\u4ed6\u9009\u62e9\u8fd8\u6709\uff0c\u4f7f\u7528\u7b2c\u4e09\u65b9\u81ea\u52a8\u5316\u6784\u9020\u5668\uff0c\u6bd4\u5982Browser Automation Studio\uff0c\u642d\u914d\u81ea\u52a8\u5316\u8fdb\u884c\u7f51\u9875\u6293\u53d6\uff0c\u6548\u7387\u66f4\u9ad8\u3002<\/p>\n\n\n\n<p class=\"has-medium-font-size\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u76ee\u524d\uff0c\u7f51\u7edc\u6293\u53d6\u4e0d\u518d\u53ea\u662f\u5c11\u6570\u7cbe\u901a\u6280\u672f\u7684\u516c\u53f8\u7684\u9886\u57df\u30022<\/p>\n","protected":false},"author":1,"featured_media":730,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[],"class_list":["post-723","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-vmlogin"],"_links":{"self":[{"href":"https:\/\/www.vmlogin.us\/blog\/zh\/wp-json\/wp\/v2\/posts\/723","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.vmlogin.us\/blog\/zh\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.vmlogin.us\/blog\/zh\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.vmlogin.us\/blog\/zh\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.vmlogin.us\/blog\/zh\/wp-json\/wp\/v2\/comments?post=723"}],"version-history":[{"count":1,"href":"https:\/\/www.vmlogin.us\/blog\/zh\/wp-json\/wp\/v2\/posts\/723\/revisions"}],"predecessor-version":[{"id":724,"href":"https:\/\/www.vmlogin.us\/blog\/zh\/wp-json\/wp\/v2\/posts\/723\/revisions\/724"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.vmlogin.us\/blog\/zh\/wp-json\/wp\/v2\/media\/730"}],"wp:attachment":[{"href":"https:\/\/www.vmlogin.us\/blog\/zh\/wp-json\/wp\/v2\/media?parent=723"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vmlogin.us\/blog\/zh\/wp-json\/wp\/v2\/categories?post=723"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vmlogin.us\/blog\/zh\/wp-json\/wp\/v2\/tags?post=723"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}