{"id":16507,"date":"2024-11-18T17:33:29","date_gmt":"2024-11-18T09:33:29","guid":{"rendered":"https:\/\/fwq.ai\/blog\/16507\/"},"modified":"2024-11-18T17:33:29","modified_gmt":"2024-11-18T09:33:29","slug":"linux%e4%b8%8b%e6%97%a5%e5%bf%97%e5%88%86%e6%9e%90%e7%9a%84%e5%ae%9e%e7%94%a8%e6%8a%80%e5%b7%a7%e5%92%8c%e6%8a%80%e6%9c%af","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/16507\/","title":{"rendered":"Linux\u4e0b\u65e5\u5fd7\u5206\u6790\u7684\u5b9e\u7528\u6280\u5de7\u548c\u6280\u672f"},"content":{"rendered":"<p>\u4e0b\u65e5\u5fd7\u5206\u6790\u7684\u5b9e\u7528\u6280\u5de7\u548c\u6280\u672f<\/p>\n<p>\u6458\u8981\uff1a\u65e5\u5fd7\u662f\u7cfb\u7edf\u8fd0\u884c\u8fc7\u7a0b\u4e2d\u4ea7\u751f\u7684\u91cd\u8981\u7684\u8bb0\u5f55\uff0c\u5bf9\u4e8e\u6545\u969c\u6392\u67e5\u548c\u6027\u80fd\u4f18\u5316\u6709\u7740\u91cd\u8981\u7684\u4f5c\u7528\u3002\u672c\u6587\u5c06\u4ecb\u7ecd\u5728Linux\u73af\u5883\u4e0b\u65e5\u5fd7\u5206\u6790\u7684\u5b9e\u7528\u6280\u5de7\u548c\u6280\u672f\uff0c\u5305\u62ec\u5982\u4f55\u67e5\u770b\u65e5\u5fd7\u6587\u4ef6\u3001\u8fc7\u6ee4\u548c\u641c\u7d22\u65e5\u5fd7\u3001\u4f7f\u7528\u6b63\u5219\u8868\u8fbe\u5f0f\u8fdb\u884c\u65e5\u5fd7\u5904\u7406\u7b49\u3002\u540c\u65f6\uff0c\u8fd8\u63d0\u4f9b\u4e86\u4e00\u4e9b\u4ee3\u7801\u793a\u4f8b\uff0c\u65b9\u4fbf\u8bfb\u8005\u5b66\u4e60\u548c\u5b9e\u8df5\u3002<\/p>\n<ol>\n<li>\u5f15\u8a00<\/li>\n<\/ol>\n<p>\u65e5\u5fd7\u662f\u8f6f\u4ef6\u5f00\u53d1\u548c\u7cfb\u7edf\u7ba1\u7406\u4e2d\u975e\u5e38\u91cd\u8981\u7684\u7ec4\u6210\u90e8\u5206\uff0c\u53ef\u4ee5\u8bb0\u5f55\u7cfb\u7edf\u8fd0\u884c\u8fc7\u7a0b\u4e2d\u7684\u5173\u952e\u4fe1\u606f\uff0c\u5bf9\u4e8e\u6545\u969c\u6392\u67e5\u3001\u6027\u80fd\u4f18\u5316\u548c\u5b89\u5168\u76d1\u63a7\u7b49\u65b9\u9762\u6709\u7740\u81f3\u5173\u91cd\u8981\u7684\u4f5c\u7528\u3002<\/p>\n<p>\u5728Linux\u73af\u5883\u4e0b\uff0c\u65e5\u5fd7\u901a\u5e38\u5b58\u50a8\u5728\/var\/log\u76ee\u5f55\u4e0b\uff0c\u6bcf\u4e2a\u5e94\u7528\u7a0b\u5e8f\u90fd\u4f1a\u6709\u5bf9\u5e94\u7684\u65e5\u5fd7\u6587\u4ef6\u3002\u4e0b\u9762\u5c06\u4ecb\u7ecd\u51e0\u79cd\u5e38\u89c1\u7684Linux\u65e5\u5fd7\u6587\u4ef6\u53ca\u5176\u4f5c\u7528\uff1a<\/p>\n<ul>\n<li>\/var\/log\/messages\uff1a\u8bb0\u5f55\u7cfb\u7edf\u542f\u52a8\u548c\u505c\u673a\u7684\u4fe1\u606f\uff0c\u4ee5\u53ca\u4e00\u4e9b\u5185\u6838\u548c\u7ec8\u7aef\u8bbe\u5907\u7684\u76f8\u5173\u4fe1\u606f\u3002<\/li>\n<li>\/var\/log\/syslog\uff1a\u8bb0\u5f55\u7cfb\u7edf\u7684\u91cd\u8981\u4e8b\u4ef6\uff0c\u5982\u8fdb\u7a0b\u542f\u52a8\u548c\u505c\u6b62\u3001\u7cfb\u7edf\u9519\u8bef\u4fe1\u606f\u7b49\u3002<\/li>\n<li>\/var\/log\/auth.log\uff1a\u8bb0\u5f55\u7cfb\u7edf\u8eab\u4efd\u9a8c\u8bc1\u7684\u76f8\u5173\u4e8b\u4ef6\uff0c\u5982\u767b\u5f55\u3001\u6ce8\u9500\u548c\u9a8c\u8bc1\u5931\u8d25\u7b49\u3002<\/li>\n<li>\/var\/log\/kern.log\uff1a\u8bb0\u5f55\u5185\u6838\u7684\u5404\u79cd\u4fe1\u606f\uff0c\u5982\u8bbe\u5907\u9a71\u52a8\u7a0b\u5e8f\u52a0\u8f7d\u3001\u5185\u5b58\u5206\u914d\u7b49\u3002<\/li>\n<li>\/var\/log\/dmesg\uff1a\u8bb0\u5f55\u7cfb\u7edf\u542f\u52a8\u8fc7\u7a0b\u4e2d\u7684\u5185\u6838\u4fe1\u606f\u548c\u786c\u4ef6\u68c0\u6d4b\u7ed3\u679c\u3002<\/li>\n<\/ul>\n<ol>\n<li>\u67e5\u770b\u65e5\u5fd7\u6587\u4ef6<\/li>\n<\/ol>\n<p>\u5728Linux\u73af\u5883\u4e0b\uff0c\u53ef\u4ee5\u4f7f\u7528\u4e00\u4e9b\u5e38\u89c1\u7684\u547d\u4ee4\u6765\u67e5\u770b\u65e5\u5fd7\u6587\u4ef6\u7684\u5185\u5bb9\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u7528\u7684\u547d\u4ee4\u793a\u4f8b\uff1a<\/p>\n<ul>\n<li>cat \/var\/log\/syslog\uff1a\u5c06\u65e5\u5fd7\u6587\u4ef6\u7684\u5185\u5bb9\u663e\u793a\u5728\u7ec8\u7aef\u4e0a\u3002\u9002\u7528\u4e8e\u8f83\u5c0f\u7684\u65e5\u5fd7\u6587\u4ef6\u3002<\/li>\n<li>tail -n 100 \/var\/log\/messages\uff1a\u67e5\u770b\u65e5\u5fd7\u6587\u4ef6\u7684\u6700\u540e100\u884c\u5185\u5bb9\u3002\u53ef\u4ee5\u4f7f\u7528-n\u53c2\u6570\u6307\u5b9a\u663e\u793a\u7684\u884c\u6570\u3002<\/li>\n<li>less \/var\/log\/auth.log\uff1a\u4ee5\u5206\u9875\u7684\u65b9\u5f0f\u67e5\u770b\u65e5\u5fd7\u6587\u4ef6\uff0c\u53ef\u4ee5\u4f7f\u7528PageUp\u548cPageDown\u7ffb\u9875\u3002<\/li>\n<li>grep &#8220;Error&#8221; \/var\/log\/syslog\uff1a\u641c\u7d22\u65e5\u5fd7\u6587\u4ef6\u4e2d\u5305\u542b&#8221;Error&#8221;\u5173\u952e\u5b57\u7684\u884c\u3002<\/li>\n<\/ul>\n<p>\u4ee5\u4e0a\u547d\u4ee4\u53ea\u662f\u4e00\u4e9b\u5e38\u7528\u7684\u793a\u4f8b\uff0c\u66f4\u591a\u7684\u547d\u4ee4\u548c\u53c2\u6570\u53ef\u4ee5\u901a\u8fc7man\u624b\u518c\u8fdb\u884c\u67e5\u9605\uff0c\u6839\u636e\u5b9e\u9645\u60c5\u51b5\u9009\u62e9\u5408\u9002\u7684\u547d\u4ee4\u8fdb\u884c\u64cd\u4f5c\u3002<\/p>\n<ol>\n<li>\u8fc7\u6ee4\u548c\u641c\u7d22\u65e5\u5fd7<\/li>\n<\/ol>\n<p>\u5728\u5b9e\u9645\u7684\u65e5\u5fd7\u5206\u6790\u4e2d\uff0c\u901a\u5e38\u9700\u8981\u6839\u636e\u7279\u5b9a\u7684\u6761\u4ef6\u8fc7\u6ee4\u548c\u641c\u7d22\u65e5\u5fd7\u3002Linux\u63d0\u4f9b\u4e86\u5f3a\u5927\u7684\u8fc7\u6ee4\u5de5\u5177grep\u548c\u6b63\u5219\u8868\u8fbe\u5f0f\u6765\u5b9e\u73b0\u8fd9\u4e2a\u76ee\u7684\u3002<\/p>\n<ul>\n<li>\u8fc7\u6ee4\u65e5\u5fd7\uff1a\u53ef\u4ee5\u4f7f\u7528grep\u547d\u4ee4\u6765\u8fc7\u6ee4\u65e5\u5fd7\u6587\u4ef6\u4e2d\u7684\u5185\u5bb9\uff0c\u53ea\u663e\u793a\u7b26\u5408\u6761\u4ef6\u7684\u884c\u3002\u4f8b\u5982\uff0c\u6211\u4eec\u53ea\u5173\u6ce8\u5305\u542b&#8221;Error&#8221;\u5173\u952e\u5b57\u7684\u884c\uff1a<br \/>grep &#8220;Error&#8221; \/var\/log\/syslog<\/li>\n<li>\u641c\u7d22\u65e5\u5fd7\uff1a\u901a\u8fc7\u4f7f\u7528\u6b63\u5219\u8868\u8fbe\u5f0f\u6a21\u5f0f\u5339\u914d\u6765\u641c\u7d22\u65e5\u5fd7\u6587\u4ef6\u4e2d\u7684\u5185\u5bb9\uff0c\u53ef\u4ee5\u66f4\u52a0\u7cbe\u786e\u5730\u5b9a\u4f4d\u95ee\u9898\u3002\u4f8b\u5982\uff0c\u53ef\u4ee5\u627e\u5230\u5305\u542b\u5173\u952e\u5b57&#8221;Error&#8221;\u6216&#8221;Exception&#8221;\u7684\u884c\uff1a<br \/>grep -E &#8220;Error|Exception&#8221; \/var\/log\/syslog<\/li>\n<\/ul>\n<p>\u9664\u4e86grep\u547d\u4ee4\u5916\uff0c\u8fd8\u53ef\u4ee5\u7ed3\u5408\u5176\u4ed6\u7684\u547d\u4ee4\uff0c\u5982awk\u548csed\uff0c\u8fdb\u4e00\u6b65\u5bf9\u65e5\u5fd7\u8fdb\u884c\u5904\u7406\u548c\u5206\u6790\u3002<\/p>\n<ol>\n<li>\u4f7f\u7528\u6b63\u5219\u8868\u8fbe\u5f0f\u8fdb\u884c\u65e5\u5fd7\u5904\u7406<\/li>\n<\/ol>\n<p>\u6b63\u5219\u8868\u8fbe\u5f0f\u662f\u4e00\u79cd\u5f3a\u5927\u7684\u5de5\u5177\uff0c\u53ef\u4ee5\u5e2e\u52a9\u6211\u4eec\u5feb\u901f\u5339\u914d\u548c\u5904\u7406\u65e5\u5fd7\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u89c1\u7684\u6b63\u5219\u8868\u8fbe\u5f0f\u7684\u793a\u4f8b\uff1a<\/p>\n<ul>\n<li>\u5339\u914dIP\u5730\u5740\uff1ad{1,3}.d{1,3}.d{1,3}.d{1,3}<\/li>\n<li>\u5339\u914d\u65e5\u671f\u65f6\u95f4\uff1ad{4}-d{2}-d{2} d{2}:d{2}:d{2}<\/li>\n<li>\u5339\u914dURL\uff1ahttps?:\/\/[^s\/$.?#].[^s]*<\/li>\n<li>\u5339\u914d\u90ae\u7bb1\u5730\u5740\uff1a[A-Za-z0-9._%+-]+ @[A-Za-z0-9.-] +.[A-Za-z]{2,6}<\/li>\n<\/ul>\n<p>\u901a\u8fc7\u4f7f\u7528\u6b63\u5219\u8868\u8fbe\u5f0f\uff0c\u53ef\u4ee5\u5bf9\u65e5\u5fd7\u6587\u4ef6\u8fdb\u884c\u66f4\u52a0\u7cbe\u786e\u7684\u5206\u6790\u548c\u63d0\u53d6\u3002<\/p>\n<p>\u4ee3\u7801\u793a\u4f8b\uff1a\u4f7f\u7528\u6b63\u5219\u8868\u8fbe\u5f0f\u5339\u914d\u5e76\u63d0\u53d6\u65e5\u5fd7\u6587\u4ef6\u4e2d\u7684IP\u5730\u5740\u3002<\/p>\n<pre>#!\/bin\/bash\n\nLOG_FILE=\"\/var\/log\/apache\/access.log\"\n\n# \u4f7f\u7528grep\u548c\u6b63\u5219\u8868\u8fbe\u5f0f\u63d0\u53d6IP\u5730\u5740\ngrep -o -E '[0-9]{1,3}.[0-9]{1,3}.[0-9]{1,3}.[0-9]{1,3}' $LOG_FILE | sort | uniq -c<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u4ee5\u4e0a\u662f\u4e00\u4e2a\u7b80\u5355\u7684\u811a\u672c\uff0c\u7528\u4e8e\u63d0\u53d6Apache\u8bbf\u95ee\u65e5\u5fd7\u4e2d\u7684IP\u5730\u5740\uff0c\u5e76\u7edf\u8ba1\u6bcf\u4e2aIP\u5730\u5740\u7684\u51fa\u73b0\u6b21\u6570\u3002<\/p>\n<p>\u7ed3\u8bba<\/p>\n<p>\u672c\u6587\u4ecb\u7ecd\u4e86\u5728Linux\u73af\u5883\u4e0b\u65e5\u5fd7\u5206\u6790\u7684\u5b9e\u7528\u6280\u5de7\u548c\u6280\u672f\uff0c\u5305\u62ec\u67e5\u770b\u65e5\u5fd7\u6587\u4ef6\u3001\u8fc7\u6ee4\u548c\u641c\u7d22\u65e5\u5fd7\u3001\u4f7f\u7528\u6b63\u5219\u8868\u8fbe\u5f0f\u8fdb\u884c\u65e5\u5fd7\u5904\u7406\u7b49\u3002\u540c\u65f6\u63d0\u4f9b\u4e86\u4e00\u4e9b\u4ee3\u7801\u793a\u4f8b\uff0c\u65b9\u4fbf\u8bfb\u8005\u5b66\u4e60\u548c\u5b9e\u8df5\u3002\u5e0c\u671b\u8bfb\u8005\u80fd\u591f\u901a\u8fc7\u672c\u6587\u4e86\u89e3\u5230\u65e5\u5fd7\u5206\u6790\u7684\u57fa\u672c\u65b9\u6cd5\u548c\u5de5\u5177\uff0c\u63d0\u9ad8\u7cfb\u7edf\u6545\u969c\u6392\u67e5\u548c\u6027\u80fd\u4f18\u5316\u7684\u80fd\u529b\u3002<\/p>\n<p>\u4ee5\u4e0a\u5c31\u662fLinux\u4e0b\u65e5\u5fd7\u5206\u6790\u7684\u5b9e\u7528\u6280\u5de7\u548c\u6280\u672f\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e0b\u65e5\u5fd7\u5206\u6790\u7684\u5b9e\u7528\u6280\u5de7\u548c\u6280\u672f 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