{"id":18360,"date":"2024-10-15T15:14:32","date_gmt":"2024-10-15T07:14:32","guid":{"rendered":"https:\/\/www.yunshan.net\/blog\/?p=18360"},"modified":"2024-10-15T15:14:32","modified_gmt":"2024-10-15T07:14:32","slug":"%e8%a7%a3%e6%9e%90ebpf%e5%9c%a8%e6%8f%90%e5%8d%87%e7%89%a9%e8%81%94%e7%bd%91%e8%ae%be%e5%a4%87%e7%bd%91%e7%bb%9c%e6%80%a7%e8%83%bd%e6%96%b9%e9%9d%a2%e7%9a%84%e4%bd%9c%e7%94%a8","status":"publish","type":"post","link":"https:\/\/www.yunshan.net\/blog\/archives\/18360.html","title":{"rendered":"\u89e3\u6790eBPF\u5728\u63d0\u5347\u7269\u8054\u7f51\u8bbe\u5907\u7f51\u7edc\u6027\u80fd\u65b9\u9762\u7684\u4f5c\u7528"},"content":{"rendered":"<p>\t\t\t\t<![CDATA[\n\n<p>\u5728\u5f53\u4eca\u7684\u7269\u8054\u7f51\u65f6\u4ee3\uff0c\u8bbe\u5907\u6570\u91cf\u5448\u7206\u70b8\u5f0f\u589e\u957f\uff0c\u7f51\u7edc\u6027\u80fd\u7684\u4f18\u5316\u548c\u4fdd\u969c\u53d8\u5f97\u81f3\u5173\u91cd\u8981\u3002\u5176\u4e2d\uff0c<a href=\"https:\/\/www.yunshan.net\" target=\"_blank\" style=\"color:blue\" rel=\"noopener noreferrer\">eBPF<\/a>\uff08ExtendedBerkeleyPacketFilter\uff0c\u6269\u5c55\u7684\u4f2f\u514b\u5229\u6570\u636e\u5305\u8fc7\u6ee4\u5668\uff09\u6280\u672f\u5728\u63d0\u5347\u7269\u8054\u7f51\u8bbe\u5907\u7f51\u7edc\u6027\u80fd\u65b9\u9762\u53d1\u6325\u7740\u663e\u8457\u7684\u4f5c\u7528\u3002\u800c<a href=\"https:\/\/www.yunshan.net\" target=\"_blank\" style=\"color:blue\" rel=\"noopener noreferrer\">\u7f51\u7edc\u6d41\u91cf\u91c7\u96c6<\/a>\u5206\u53d1\u9886\u57df\u7684\u4e91\u6749\u7f51\u7edc\uff0c\u4e5f\u51ed\u501f\u5176\u5148\u8fdb\u7684\u6280\u672f\u548c\u89e3\u51b3\u65b9\u6848\uff0c\u4e3a\u4f18\u5316\u7f51\u7edc\u6027\u80fd\u505a\u51fa\u4e86\u91cd\u8981\u8d21\u732e\u3002<\/p>\n\n\n\n\n<p>\u9996\u5148\uff0c\u8ba9\u6211\u4eec\u6765\u4e86\u89e3\u4e00\u4e0b<a href=\"https:\/\/www.yunshan.net\" target=\"_blank\" style=\"color:blue\" rel=\"noopener noreferrer\">eBPF<\/a>\u6280\u672f\u3002eBPF\u662f\u4e00\u79cd\u5185\u6838\u6280\u672f\uff0c\u5b83\u5141\u8bb8\u5728\u64cd\u4f5c\u7cfb\u7edf\u5185\u6838\u4e2d\u8fd0\u884c\u7528\u6237\u5b9a\u4e49\u7684\u7a0b\u5e8f\u3002\u5728\u7f51\u7edc\u9886\u57df\uff0c\u8fd9\u610f\u5473\u7740\u53ef\u4ee5\u5728\u6570\u636e\u5305\u5904\u7406\u7684\u5173\u952e\u8def\u5f84\u4e0a\u8fdb\u884c\u9ad8\u6548\u7684\u5b9a\u5236\u5316\u64cd\u4f5c\uff0c\u800c\u65e0\u9700\u4fee\u6539\u5185\u6838\u4ee3\u7801\u6216\u52a0\u8f7d\u5185\u6838\u6a21\u5757\u3002\u901a\u8fc7eBPF\uff0c\u53ef\u4ee5\u5b9e\u73b0\u5bf9\u7f51\u7edc\u6d41\u91cf\u7684\u5b9e\u65f6\u76d1\u6d4b\u3001\u8fc7\u6ee4\u548c\u5904\u7406\uff0c\u4ece\u800c\u83b7\u53d6\u6709\u4ef7\u503c\u7684\u4fe1\u606f\uff0c\u5e76\u6839\u636e\u8fd9\u4e9b\u4fe1\u606f\u8fdb\u884c\u4f18\u5316\u51b3\u7b56\u3002<\/p>\n\n\n\n<p align=center><img decoding=\"async\" src=\"https:\/\/www.yunshan.net\/blog\/wp-content\/uploads\/2024\/10\/xWkPuYIT.jpg\" \/><\/p>\n\n\n\n\n<p>\u5728\u7269\u8054\u7f51\u8bbe\u5907\u7684\u7f51\u7edc\u73af\u5883\u4e2d\uff0c\u7f51\u7edc\u6d41\u91cf\u901a\u5e38\u5177\u6709\u591a\u6837\u5316\u548c\u590d\u6742\u7684\u7279\u70b9\u3002\u8bbe\u5907\u4e4b\u95f4\u7684\u901a\u4fe1\u534f\u8bae\u5404\u5f02\uff0c\u6570\u636e\u91cf\u5927\u5c0f\u4e0d\u4e00\uff0c\u8fd9\u7ed9\u7f51\u7edc\u6027\u80fd\u7ba1\u7406\u5e26\u6765\u4e86\u5de8\u5927\u7684\u6311\u6218\u3002eBPF\u80fd\u591f\u5728\u6570\u636e\u5305\u8fdb\u5165\u548c\u79bb\u5f00\u7f51\u7edc\u63a5\u53e3\u65f6\u8fdb\u884c\u5feb\u901f\u7684\u6355\u83b7\u548c\u5206\u6790\uff0c\u5e2e\u52a9\u8bc6\u522b\u5f02\u5e38\u6d41\u91cf\u3001\u68c0\u6d4b\u7f51\u7edc\u653b\u51fb\u4ee5\u53ca\u4f18\u5316\u6d41\u91cf\u7684\u8def\u7531\u3002<\/p>\n\n\n\n\n<p>\u4f8b\u5982\uff0c\u5bf9\u4e8e\u4e00\u4e9b\u5173\u952e\u7684\u7269\u8054\u7f51\u5e94\u7528\uff0c\u5982\u5de5\u4e1a\u63a7\u5236\u7cfb\u7edf\u4e2d\u7684\u5b9e\u65f6\u76d1\u6d4b\u6570\u636e\u4f20\u8f93\uff0ceBPF\u53ef\u4ee5\u786e\u4fdd\u8fd9\u4e9b\u6570\u636e\u5305\u5177\u6709\u9ad8\u4f18\u5148\u7ea7\uff0c\u4f18\u5148\u901a\u8fc7\u7f51\u7edc\uff0c\u51cf\u5c11\u5ef6\u8fdf\u548c\u6296\u52a8\uff0c\u4ece\u800c\u4fdd\u969c\u7cfb\u7edf\u7684\u7a33\u5b9a\u6027\u548c\u53ef\u9760\u6027\u3002\u540c\u65f6\uff0ceBPF\u8fd8\u53ef\u4ee5\u5bf9\u6d41\u91cf\u8fdb\u884c\u7ec6\u7c92\u5ea6\u7684\u5206\u7c7b\u548c\u6807\u8bb0\uff0c\u4f7f\u5f97\u7f51\u7edc\u8bbe\u5907\u80fd\u591f\u66f4\u667a\u80fd\u5730\u8fdb\u884c\u6d41\u91cf\u8c03\u5ea6\u548c\u8d44\u6e90\u5206\u914d\u3002<\/p>\n\n\n\n\n<p>\u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u770b\u770b\u4e91\u6749\u7f51\u7edc\u5728<a href=\"https:\/\/www.yunshan.net\" target=\"_blank\" style=\"color:blue\" rel=\"noopener noreferrer\">\u7f51\u7edc\u6d41\u91cf\u91c7\u96c6<\/a>\u5206\u53d1\u65b9\u9762\u7684\u4f5c\u7528\u3002\u4e91\u6749\u7f51\u7edc\u7684\u89e3\u51b3\u65b9\u6848\u63d0\u4f9b\u4e86\u5168\u9762\u800c\u9ad8\u6548\u7684\u6d41\u91cf\u91c7\u96c6\u548c\u5206\u53d1\u673a\u5236\u3002\u901a\u8fc7\u5728\u7f51\u7edc\u4e2d\u7684\u5173\u952e\u8282\u70b9\u90e8\u7f72\u91c7\u96c6\u5668\uff0c\u80fd\u591f\u5b9e\u65f6\u83b7\u53d6\u5927\u91cf\u7684\u7f51\u7edc\u6d41\u91cf\u6570\u636e\u3002<\/p>\n\n\n\n\n<p>\u8fd9\u4e9b\u91c7\u96c6\u5230\u7684\u6570\u636e\u7ecf\u8fc7\u4e91\u6749\u7f51\u7edc\u7684\u5904\u7406\u548c\u5206\u6790\u5e73\u53f0\uff0c\u53ef\u4ee5\u8f6c\u5316\u4e3a\u6709\u4ef7\u503c\u7684\u6d1e\u5bdf\u3002\u6bd4\u5982\uff0c\u53d1\u73b0\u6f5c\u5728\u7684\u7f51\u7edc\u62e5\u585e\u70b9\u3001\u8bc6\u522b\u6d41\u91cf\u7684\u70ed\u70b9\u533a\u57df\u4ee5\u53ca\u76d1\u6d4b\u5e94\u7528\u7684\u6027\u80fd\u8868\u73b0\u3002\u57fa\u4e8e\u8fd9\u4e9b\u6d1e\u5bdf\uff0c\u4e91\u6749\u7f51\u7edc\u80fd\u591f\u5e2e\u52a9\u4f01\u4e1a\u548c\u670d\u52a1\u63d0\u4f9b\u5546\u4f18\u5316\u7f51\u7edc\u67b6\u6784\uff0c\u8c03\u6574\u8d44\u6e90\u914d\u7f6e\uff0c\u4ece\u800c\u63d0\u5347\u6574\u4f53\u7684\u7f51\u7edc\u6027\u80fd\u3002<\/p>\n\n\n\n\n<p>\u5728\u7269\u8054\u7f51\u573a\u666f\u4e2d\uff0c\u4e91\u6749\u7f51\u7edc\u7684\u6d41\u91cf\u91c7\u96c6\u5206\u53d1\u65b9\u6848\u53ef\u4ee5\u4e0eeBPF\u6280\u672f\u76f8\u7ed3\u5408\uff0c\u5b9e\u73b0\u66f4\u5f3a\u5927\u7684\u529f\u80fd\u3002\u4f8b\u5982\uff0c\u5229\u7528eBPF\u5bf9\u7279\u5b9a\u7c7b\u578b\u7684\u7269\u8054\u7f51\u8bbe\u5907\u6d41\u91cf\u8fdb\u884c\u5b9a\u5236\u5316\u7684\u91c7\u96c6\u548c\u8fc7\u6ee4\uff0c\u7136\u540e\u901a\u8fc7\u4e91\u6749\u7f51\u7edc\u7684\u5206\u53d1\u7cfb\u7edf\u5c06\u8fd9\u4e9b\u7ecf\u8fc7\u5904\u7406\u7684\u6d41\u91cf\u6570\u636e\u51c6\u786e\u5730\u53d1\u9001\u5230\u76f8\u5173\u7684\u5206\u6790\u5de5\u5177\u6216\u76d1\u63a7\u7cfb\u7edf\u4e2d\u3002<\/p>\n\n\n\n\n<p>\u6b64\u5916\uff0c\u4e91\u6749\u7f51\u7edc\u8fd8\u63d0\u4f9b\u4e86\u53ef\u89c6\u5316\u7684\u754c\u9762\u548c\u62a5\u8868\uff0c\u4f7f\u5f97\u7f51\u7edc\u7ba1\u7406\u5458\u80fd\u591f\u76f4\u89c2\u5730\u4e86\u89e3\u7f51\u7edc\u7684\u8fd0\u884c\u72b6\u51b5\u3002\u901a\u8fc7\u5bf9\u6d41\u91cf\u6570\u636e\u7684\u53ef\u89c6\u5316\u5c55\u793a\uff0c\u53ef\u4ee5\u6e05\u6670\u5730\u770b\u5230\u6d41\u91cf\u7684\u8d8b\u52bf\u3001\u5206\u5e03\u4ee5\u53ca\u5f02\u5e38\u60c5\u51b5\uff0c\u4ece\u800c\u66f4\u5feb\u901f\u5730\u505a\u51fa\u51b3\u7b56\u548c\u91c7\u53d6\u63aa\u65bd\u3002<\/p>\n\n\n\n\n<p>\u5728\u63d0\u5347\u7269\u8054\u7f51\u8bbe\u5907\u7f51\u7edc\u6027\u80fd\u65b9\u9762\uff0ceBPF\u548c\u4e91\u6749\u7f51\u7edc\u7684\u7ed3\u5408\u8fd8\u53ef\u4ee5\u5b9e\u73b0\u66f4\u7cbe\u51c6\u7684\u6545\u969c\u8bca\u65ad\u548c\u5feb\u901f\u7684\u6545\u969c\u6062\u590d\u3002\u5f53\u7f51\u7edc\u51fa\u73b0\u95ee\u9898\u65f6\uff0ceBPF\u80fd\u591f\u8fc5\u901f\u6355\u83b7\u76f8\u5173\u7684\u6d41\u91cf\u4fe1\u606f\uff0c\u4e91\u6749\u7f51\u7edc\u5219\u5c06\u8fd9\u4e9b\u4fe1\u606f\u8fdb\u884c\u6574\u5408\u548c\u5206\u6790\uff0c\u5e2e\u52a9\u7ba1\u7406\u5458\u5feb\u901f\u5b9a\u4f4d\u6545\u969c\u70b9\uff0c\u5e76\u63d0\u4f9b\u6709\u6548\u7684\u89e3\u51b3\u65b9\u6848\u3002<\/p>\n\n\n\n\n<p>\u540c\u65f6\uff0c\u8fd9\u79cd\u7ed3\u5408\u4e5f\u6709\u52a9\u4e8e\u4fdd\u969c\u7269\u8054\u7f51\u8bbe\u5907\u7684\u5b89\u5168\u3002eBPF\u53ef\u4ee5\u5b9e\u65f6\u76d1\u6d4b\u7f51\u7edc\u4e2d\u7684\u6076\u610f\u6d41\u91cf\u548c\u653b\u51fb\u884c\u4e3a\uff0c\u4e91\u6749\u7f51\u7edc\u5219\u80fd\u591f\u5c06\u8fd9\u4e9b\u5b89\u5168\u4e8b\u4ef6\u8fdb\u884c\u96c6\u4e2d\u7ba1\u7406\u548c\u54cd\u5e94\uff0c\u63d0\u9ad8\u6574\u4e2a\u7269\u8054\u7f51\u7f51\u7edc\u7684\u5b89\u5168\u6027\u548c\u9632\u5fa1\u80fd\u529b\u3002<\/p>\n\n\n\n\n<p>\u603b\u4e4b\uff0ceBPF\u6280\u672f\u4e3a\u7269\u8054\u7f51\u8bbe\u5907\u7684\u7f51\u7edc\u6027\u80fd\u4f18\u5316\u63d0\u4f9b\u4e86\u5f3a\u5927\u7684\u5e95\u5c42\u652f\u6301\uff0c\u800c\u4e91\u6749\u7f51\u7edc\u7684\u7f51\u7edc\u6d41\u91cf\u91c7\u96c6\u5206\u53d1\u89e3\u51b3\u65b9\u6848\u5219\u5728\u6b64\u57fa\u7840\u4e0a\u8fdb\u4e00\u6b65\u63d0\u5347\u4e86\u6570\u636e\u7684\u4ef7\u503c\u548c\u53ef\u7ba1\u7406\u6027\u3002\u4e24\u8005\u7684\u7ed3\u5408\u4e3a\u7269\u8054\u7f51\u9886\u57df\u5e26\u6765\u4e86\u66f4\u9ad8\u6548\u3001\u66f4\u667a\u80fd\u3001\u66f4\u5b89\u5168\u7684\u7f51\u7edc\u6027\u80fd\u4fdd\u969c\uff0c\u4f7f\u5f97\u7269\u8054\u7f51\u8bbe\u5907\u80fd\u591f\u66f4\u52a0\u7a33\u5b9a\u3001\u53ef\u9760\u5730\u8fd0\u884c\uff0c\u4e3a\u63a8\u52a8\u7269\u8054\u7f51\u6280\u672f\u7684\u5e7f\u6cdb\u5e94\u7528\u548c\u53d1\u5c55\u5960\u5b9a\u4e86\u575a\u5b9e\u7684\u57fa\u7840\u3002<\/p>\n\n\n\n\n<p>\u968f\u7740\u7269\u8054\u7f51\u6280\u672f\u7684\u4e0d\u65ad\u6f14\u8fdb\u548c\u5e94\u7528\u573a\u666f\u7684\u4e0d\u65ad\u62d3\u5c55\uff0c\u5bf9\u7f51\u7edc\u6027\u80fd\u7684\u8981\u6c42\u4e5f\u5c06\u8d8a\u6765\u8d8a\u9ad8\u3002\u76f8\u4fe1\u5728\u672a\u6765\uff0ceBPF\u548c\u4e91\u6749\u7f51\u7edc\u7b49\u5148\u8fdb\u6280\u672f\u548c\u89e3\u51b3\u65b9\u6848\u5c06\u7ee7\u7eed\u53d1\u6325\u91cd\u8981\u4f5c\u7528\uff0c\u4e0d\u65ad\u521b\u65b0\u548c\u5b8c\u5584\uff0c\u4e3a\u6784\u5efa\u66f4\u52a0\u51fa\u8272\u7684\u7269\u8054\u7f51\u7f51\u7edc\u73af\u5883\u8d21\u732e\u529b\u91cf\u3002<\/p>\n\n]]>\t\t<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\t\t\t\t<![CDATA[]]>\t\t<\/p>\n","protected":false},"author":5,"featured_media":18361,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4],"tags":[],"class_list":["post-18360","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-discussion"],"_links":{"self":[{"href":"https:\/\/www.yunshan.net\/blog\/wp-json\/wp\/v2\/posts\/18360","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.yunshan.net\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.yunshan.net\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.yunshan.net\/blog\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/www.yunshan.net\/blog\/wp-json\/wp\/v2\/comments?post=18360"}],"version-history":[{"count":0,"href":"https:\/\/www.yunshan.net\/blog\/wp-json\/wp\/v2\/posts\/18360\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.yunshan.net\/blog\/wp-json\/"}],"wp:attachment":[{"href":"https:\/\/www.yunshan.net\/blog\/wp-json\/wp\/v2\/media?parent=18360"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.yunshan.net\/blog\/wp-json\/wp\/v2\/categories?post=18360"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.yunshan.net\/blog\/wp-json\/wp\/v2\/tags?post=18360"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}