{"id":51969,"date":"2024-12-03T09:12:53","date_gmt":"2024-12-03T01:12:53","guid":{"rendered":"https:\/\/fwq.ai\/blog\/51969\/"},"modified":"2024-12-03T09:12:53","modified_gmt":"2024-12-03T01:12:53","slug":"linux%e7%b3%bb%e7%bb%9f%e6%97%a5%e5%bf%97%e6%96%87%e4%bb%b6%e5%8c%85%e5%90%ab%e7%9a%84%e5%86%85%e5%ae%b9%e6%9c%89%e5%93%aa%e4%ba%9b","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/51969\/","title":{"rendered":"linux\u7cfb\u7edf\u65e5\u5fd7\u6587\u4ef6\u5305\u542b\u7684\u5185\u5bb9\u6709\u54ea\u4e9b"},"content":{"rendered":"

<\/b> <\/p>\n

linux\u7cfb\u7edf\u65e5\u5fd7\u6587\u4ef6\u5305\u542b\u7684\u5185\u5bb9\u6709\u54ea\u4e9b<\/h1>\n

\u6765\u5230\u7c73\u4e91\u7684\u5927\u5bb6\uff0c\u76f8\u4fe1\u90fd\u662f\u7f16\u7a0b\u5b66\u4e60\u7231\u597d\u8005\uff0c\u5e0c\u671b\u5728\u8fd9\u91cc\u5b66\u4e60\u6587\u7ae0\u76f8\u5173\u7f16\u7a0b\u77e5\u8bc6\u3002\u4e0b\u9762\u672c\u7bc7\u6587\u7ae0\u5c31\u6765\u5e26\u5927\u5bb6\u804a\u804a\u300alinux\u7cfb\u7edf\u65e5\u5fd7\u6587\u4ef6\u5305\u542b\u7684\u5185\u5bb9\u6709\u54ea\u4e9b\u300b\uff0c\u4ecb\u7ecd\u4e00\u4e0b\uff0c\u5e0c\u671b\u5bf9\u5927\u5bb6\u7684\u77e5\u8bc6\u79ef\u7d2f\u6709\u6240\u5e2e\u52a9\uff0c\u52a9\u529b\u5b9e\u6218\u5f00\u53d1\uff01<\/p>\n<\/p>\n

\n

linux\u65e5\u5fd7\u6587\u4ef6\u5305\u542b4\u5217\u5185\u5bb9\uff1a1\u3001\u4e8b\u4ef6\u4ea7\u751f\u7684\u65f6\u95f4\uff1b2\u3001\u4ea7\u751f\u4e8b\u4ef6\u7684\u670d\u52a1\u5668\u7684\u4e3b\u673a\u540d\uff1b3\u3001\u4ea7\u751f\u4e8b\u4ef6\u7684\u670d\u52a1\u540d\u6216\u7a0b\u5e8f\u540d\uff1b4\u3001\u4e8b\u4ef6\u7684\u5177\u4f53\u4fe1\u606f\u3002\u53ea\u8981\u662f\u7531\u65e5\u5fd7\u670d\u52a1rsyslogd\u7edf\u4e00\u7ba1\u7406\u548c\u8bb0\u5f55\u7684\u65e5\u5fd7\u6587\u4ef6\uff0c\u5b83\u4eec\u7684\u683c\u5f0f\u5c31\u90fd\u662f\u4e00\u6837\u7684\uff0c\u90fd\u5305\u542b4\u5217\u4f9b\u7a0b\u5e8f\u5458\u67e5\u770b\u5206\u6790\u3002<\/p>\n<\/blockquote>\n

\u65e5\u5fd7\u6587\u4ef6\u662f\u91cd\u8981\u7684\u7cfb\u7edf\u4fe1\u606f\u6587\u4ef6\uff0c\u5176\u4e2d\u8bb0\u5f55\u4e86\u8bb8\u591a\u91cd\u8981\u7684\u7cfb\u7edf\u4e8b\u4ef6\uff0c\u5305\u62ec\u7528\u6237\u7684\u767b\u5f55\u4fe1\u606f\u3001\u7cfb\u7edf\u7684\u542f\u52a8\u4fe1\u606f\u3001\u7cfb\u7edf\u7684\u5b89\u5168\u4fe1\u606f\u3001\u90ae\u4ef6\u76f8\u5173\u4fe1\u606f\u3001\u5404\u79cd\u670d\u52a1\u76f8\u5173\u4fe1\u606f\u7b49\u3002\u8fd9\u4e9b\u4fe1\u606f\u6709\u4e9b\u975e\u5e38\u654f\u611f\uff0c\u6240\u4ee5\u5728 Linux \u4e2d\u8fd9\u4e9b\u65e5\u5fd7\u6587\u4ef6\u53ea\u6709 root \u7528\u6237\u53ef\u4ee5\u8bfb\u53d6\u3002<\/p>\n

Linux \u7cfb\u7edf\u65e5\u5fd7\u4e3b\u8981\u6709\u4e09\u79cd\u7c7b\u578b\uff1a\u5206\u522b\u662f \u5185\u6838\u53ca\u7cfb\u7edf\u65e5\u5fd7\u3001\u7528\u6237\u65e5\u5fd7\u3001\u7a0b\u5e8f\u65e5\u5fd7\u3002<\/strong><\/p>\n

1\u3001\u5185\u6838\u53ca\u7cfb\u7edf\u65e5\u5fd7\uff1a<\/p>\n

\u8fd9\u79cd\u65e5\u5fd7\u6570\u636e\u7531\u7cfb\u7edf\u670d\u52a1 rsyslog \u7edf\u4e00\u7ba1\u7406\uff0c\u6839\u636e\u5176\u4e3b\u914d\u7f6e\u6587\u4ef6 \/etc\/rsyslog.conf \u4e2d\u7684\u8bbe\u7f6e\u51b3\u5b9a\u5c06\u5185\u6838\u6d88\u606f\u53ca\u5404\u79cd\u7cfb\u7edf\u7a0b\u5e8f\u6d88\u606f\u8bb0\u5f55\u5230\u4ec0\u4e48\u4f4d\u7f6e\u3002\u7cfb\u7edf\u4e2d\u6709\u76f8\u5f53\u4e00\u90e8\u5206\u7a0b\u5e8f\u4f1a\u628a\u65e5\u5fd7\u6587\u4ef6\u4ea4\u7531 rsyslog \u7ba1\u7406\uff0c\u56e0\u800c\u8fd9\u4e9b\u7a0b\u5e8f\u4f7f\u7528\u7684\u65e5\u5fd7\u8bb0\u5f55\u4e5f\u5177\u6709\u76f8\u4f3c\u7684\u683c\u5f0f\u3002<\/p>\n

2\u3001\u7528\u6237\u65e5\u5fd7\uff1a<\/p>\n

\u8fd9\u79cd\u65e5\u5fd7\u6570\u636e\u7528\u4e8e\u8bb0\u5f55 Linux \u64cd\u4f5c\u7cfb\u7edf\u7528\u6237\u767b\u5f55\u53ca\u9000\u51fa\u7cfb\u7edf\u7684\u76f8\u5173\u4fe1\u606f\uff0c\u5305\u62ec\u7528\u6237\u540d\u3001\u767b\u5f55\u7684\u7ec8\u7aef\u3001\u767b\u5f55\u65f6\u95f4\u3001\u6765\u6e90\u4e3b\u673a\u3001\u6b63\u5728\u4f7f\u7528\u7684\u8fdb\u7a0b\u64cd\u4f5c\u7b49\u3002<\/p>\n

3\u3001\u7a0b\u5e8f\u65e5\u5fd7\uff1a<\/p>\n

\u6709\u4e9b\u5e94\u7528\u7a0b\u5e8f\u4f1a\u9009\u62e9\u7531\u81ea\u5df1\u72ec\u7acb\u7ba1\u7406\u4e00\u4efd\u65e5\u5fd7\u6587\u4ef6\uff0c\u7528\u4e8e\u8bb0\u5f55\u672c\u7a0b\u5e8f\u8fd0\u884c\u8fc7\u7a0b\u4e2d\u7684\u5404\u79cd\u4e8b\u4ef6\u4fe1\u606f\uff0c\u800c\u4e0d\u662f\u4ea4\u7ed9 rsyslog \u670d\u52a1\u7ba1\u7406\u3002\u7531\u4e8e\u8fd9\u4e9b\u7a0b\u5e8f\u53ea\u8d1f\u8d23\u7ba1\u7406\u81ea\u5df1\u7684\u65e5\u5fd7\u6587\u4ef6\uff0c\u56e0\u6b64\u4e0d\u540c\u7a0b\u5e8f\u6240\u4f7f\u7528\u7684\u65e5\u5fd7\u8bb0\u5f55\u683c\u5f0f\u53ef\u80fd\u4f1a\u5b58\u5728\u8f83\u5927\u7684\u5dee\u5f02\u3002<\/p>\n

linux\u7cfb\u7edf\u65e5\u5fd7\u6587\u4ef6\u7684\u683c\u5f0f\u5206\u6790<\/strong><\/p>\n

\u53ea\u8981\u662f\u7531\u65e5\u5fd7\u670d\u52a1 rsyslogd \u8bb0\u5f55\u7684\u65e5\u5fd7\u6587\u4ef6\uff0c\u5b83\u4eec\u7684\u683c\u5f0f\u5c31\u90fd\u662f\u4e00\u6837\u7684\u3002\u6240\u4ee5\u6211\u4eec\u53ea\u8981\u4e86\u89e3\u4e86\u65e5\u5fd7\u6587\u4ef6\u7684\u683c\u5f0f\uff0c\u5c31\u53ef\u4ee5\u5f88\u8f7b\u677e\u5730\u770b\u61c2\u65e5\u5fd7\u6587\u4ef6\u3002<\/p>\n

\u65e5\u5fd7\u6587\u4ef6\u7684\u683c\u5f0f\u5305\u542b\u4ee5\u4e0b 4 \u5217\uff1a<\/p>\n

    \n
  • \n

    \u4e8b\u4ef6\u4ea7\u751f\u7684\u65f6\u95f4\u3002<\/p>\n<\/li>\n

  • \n

    \u4ea7\u751f\u4e8b\u4ef6\u7684\u670d\u52a1\u5668\u7684\u4e3b\u673a\u540d\u3002<\/p>\n<\/li>\n

  • \n

    \u4ea7\u751f\u4e8b\u4ef6\u7684\u670d\u52a1\u540d\u6216\u7a0b\u5e8f\u540d\u3002<\/p>\n<\/li>\n

  • \n

    \u4e8b\u4ef6\u7684\u5177\u4f53\u4fe1\u606f\u3002<\/p>\n<\/li>\n<\/ul>\n

    \u6211\u4eec\u67e5\u770b\u4e00\u4e0b \/var\/log\/secure<\/code> \u65e5\u5fd7\uff0c\u8fd9\u4e2a\u65e5\u5fd7\u4e2d\u4e3b\u8981\u8bb0\u5f55\u7684\u662f\u7528\u6237\u9a8c\u8bc1\u548c\u6388\u6743\u65b9\u9762\u7684\u4fe1\u606f\uff0c\u66f4\u52a0\u5bb9\u6613\u7406\u89e3\u3002\u547d\u4ee4\u5982\u4e0b\uff1a<\/p>\n

    [root@localhost ~]# vi \/var\/log\/secure\nJun 5 03\uff1a20\uff1a46 localhost sshd[1630]\uff1aAccepted password for root from 192.168.0.104 port 4229 ssh3\n# 6\u67085\u65e5 03\uff1a20\uff1a46 \u672c\u5730\u4e3b\u673a sshd\u670d\u52a1\u4ea7\u751f\u6d88\u606f\uff1a\u63a5\u6536\u4ece192.168.0.104\u4e3b\u673a\u76844229\u7aef\u53e3\u53d1\u8d77\u7684ssh\u8fde\u63a5\u7684\u5bc6\u7801\nJun 5 03\uff1a20\uff1a46 localhost sshd[1630]\uff1apam_unix(sshd\uff1asession)\uff1asession opened for user root by (uid=0)\n#\u65f6\u95f4 \u672c\u5730\u4e3b\u673a sshd\u670d\u52a1\u4e2dpam_unix\u6a21\u5757\u4ea7\u751f\u6d88\u606f\uff1a\u6253\u5f00\u7528\u6237root\u7684\u4f1a\u8bdd\uff08UID\u4e3a0\uff09\nJun 5 03\uff1a25\uff1a04 localhost useradd[1661]\uff1anew group\uff1aname=bb\uff0c GID=501\n#\u65f6\u95f4 \u672c\u5730\u4e3b\u673a useradd\u547d\u4ee4\u4ea7\u751f\u6d88\u606f\uff1a\u65b0\u5efa\u7acbbb\u7ec4\uff0cGID\u4e3a501\nJun 5 03\uff1a25\uff1a04 localhost useradd[1661]\uff1anew user\uff1aname=bb\uff0c UID=501\uff0c GID=501\uff0c home=\/home\/bb\uff0c shell=\/bin\/bash\nJun 5 03\uff1a25\uff1a09 localhost passwd\uff1apam_unix(passwd\uff1achauthtok)\uff1apassword changed for bb<\/pre>\n
    \u8fd9\u91cc\u622a\u53d6\u4e86\u4e00\u6bb5\u65e5\u5fd7\u7684\u5185\u5bb9\uff0c\u6ce8\u91ca\u4e86\u5176\u4e2d\u7684\u4e09\u53e5\u65e5\u5fd7\uff0c\u5269\u4f59\u7684\u4e24\u53e5\u65e5\u5fd7\u5927\u5bb6\u53ef\u4ee5\u770b\u61c2\u4e86\u5417\uff1f\u5176\u5b9e\u5206\u6790\u65e5\u5fd7\u65e2\u662f\u91cd\u8981\u7684\u7cfb\u7edf\u7ef4\u62a4\u5de5\u4f5c\uff0c\u4e5f\u662f\u4e00\u9879\u975e\u5e38\u67af\u71e5\u548c\u70e6\u7410\u7684\u5de5\u4f5c\u3002\u5982\u679c\u6211\u4eec\u7684\u670d\u52a1\u5668\u51fa\u73b0\u4e86\u4e00\u4e9b\u95ee\u9898\uff0c\u6bd4\u5982\u7cfb\u7edf\u4e0d\u6b63\u5e38\u91cd\u542f\u6216\u5173\u673a\u3001\u7528\u6237\u975e\u6b63\u5e38\u767b\u5f55\u3001\u670d\u52a1\u65e0\u6cd5\u6b63\u5e38\u4f7f\u7528\u7b49\uff0c\u5219\u90fd\u5e94\u8be5\u5148\u67e5\u8be2\u65e5\u5fd7\u3002\u5b9e\u9645\u4e0a\uff0c\u53ea\u8981\u611f\u89c9\u5230\u670d\u52a1\u5668\u4e0d\u662f\u5f88\u6b63\u5e38\u5c31\u5e94\u8be5\u67e5\u770b\u65e5\u5fd7\uff0c\u751a\u81f3\u5728\u670d\u52a1\u5668\u6ca1\u6709\u4ec0\u4e48\u95ee\u9898\u65f6\u4e5f\u8981\u517b\u6210\u5b9a\u65f6\u67e5\u770b\u7cfb\u7edf\u65e5\u5fd7\u7684\u4e60\u60ef\u3002<\/p>\n
    \u597d\u4e86\uff0c\u672c\u6587\u5230\u6b64\u7ed3\u675f\uff0c\u5e26\u5927\u5bb6\u4e86\u89e3\u4e86\u300alinux\u7cfb\u7edf\u65e5\u5fd7\u6587\u4ef6\u5305\u542b\u7684\u5185\u5bb9\u6709\u54ea\u4e9b\u300b\uff0c\u5e0c\u671b\u672c\u6587\u5bf9\u4f60\u6709\u6240\u5e2e\u52a9\uff01\u5173\u6ce8\u7c73\u4e91\u516c\u4f17\u53f7\uff0c\u7ed9\u5927\u5bb6\u5206\u4eab\u66f4\u591a\u6587\u7ae0\u77e5\u8bc6\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
    linux\u7cfb\u7edf\u65e5\u5fd7\u6587\u4ef6\u5305\u542b\u7684\u5185\u5bb9\u6709\u54ea\u4e9b \u6765\u5230\u7c73\u4e91\u7684\u5927\u5bb6\uff0c\u76f8\u4fe1\u90fd\u662f\u7f16\u7a0b\u5b66\u4e60\u7231\u597d\u8005\uff0c\u5e0c\u671b\u5728\u8fd9\u91cc\u5b66\u4e60\u6587\u7ae0\u76f8\u5173\u7f16\u7a0b\u77e5\u8bc6\u3002\u4e0b\u9762\u672c\u7bc7\u6587\u7ae0\u5c31\u6765\u5e26\u5927\u5bb6\u804a\u804a\u300alinux\u7cfb\u7edf\u65e5\u5fd7\u6587\u4ef6\u5305\u542b\u7684\u5185\u5bb9\u6709\u54ea\u4e9b\u300b\uff0c\u4ecb\u7ecd\u4e00\u4e0b\uff0c\u5e0c\u671b\u5bf9\u5927\u5bb6\u7684\u77e5\u8bc6\u79ef\u7d2f\u6709\u6240\u5e2e\u52a9\uff0c\u52a9\u529b\u5b9e\u6218\u5f00\u53d1\uff01 linux\u65e5\u5fd7\u6587\u4ef6\u5305\u542b4\u5217\u5185\u5bb9\uff1a1\u3001\u4e8b\u4ef6\u4ea7\u751f\u7684\u65f6\u95f4\uff1b2\u3001\u4ea7\u751f\u4e8b\u4ef6\u7684\u670d\u52a1\u5668\u7684\u4e3b\u673a\u540d\uff1b3\u3001\u4ea7\u751f\u4e8b\u4ef6\u7684\u670d\u52a1\u540d\u6216\u7a0b\u5e8f\u540d\uff1b4\u3001\u4e8b\u4ef6\u7684\u5177\u4f53\u4fe1\u606f\u3002\u53ea\u8981\u662f\u7531\u65e5\u5fd7\u670d\u52a1rsyslogd\u7edf\u4e00\u7ba1\u7406\u548c\u8bb0\u5f55\u7684\u65e5\u5fd7\u6587\u4ef6\uff0c\u5b83\u4eec\u7684\u683c\u5f0f\u5c31\u90fd\u662f\u4e00\u6837\u7684\uff0c\u90fd\u5305\u542b4\u5217\u4f9b\u7a0b\u5e8f\u5458\u67e5\u770b\u5206\u6790\u3002 \u65e5\u5fd7\u6587\u4ef6\u662f\u91cd\u8981\u7684\u7cfb\u7edf\u4fe1\u606f\u6587\u4ef6\uff0c\u5176\u4e2d\u8bb0\u5f55\u4e86\u8bb8\u591a\u91cd\u8981\u7684\u7cfb\u7edf\u4e8b\u4ef6\uff0c\u5305\u62ec\u7528\u6237\u7684\u767b\u5f55\u4fe1\u606f\u3001\u7cfb\u7edf\u7684\u542f\u52a8\u4fe1\u606f\u3001\u7cfb\u7edf\u7684\u5b89\u5168\u4fe1\u606f\u3001\u90ae\u4ef6\u76f8\u5173\u4fe1\u606f\u3001\u5404\u79cd\u670d\u52a1\u76f8\u5173\u4fe1\u606f\u7b49\u3002\u8fd9\u4e9b\u4fe1\u606f\u6709\u4e9b\u975e\u5e38\u654f\u611f\uff0c\u6240\u4ee5\u5728 Linux \u4e2d\u8fd9\u4e9b\u65e5\u5fd7\u6587\u4ef6\u53ea\u6709 root \u7528\u6237\u53ef\u4ee5\u8bfb\u53d6\u3002 Linux \u7cfb\u7edf\u65e5\u5fd7\u4e3b\u8981\u6709\u4e09\u79cd\u7c7b\u578b\uff1a\u5206\u522b\u662f \u5185\u6838\u53ca\u7cfb\u7edf\u65e5\u5fd7\u3001\u7528\u6237\u65e5\u5fd7\u3001\u7a0b\u5e8f\u65e5\u5fd7\u3002 1\u3001\u5185\u6838\u53ca\u7cfb\u7edf\u65e5\u5fd7\uff1a \u8fd9\u79cd\u65e5\u5fd7\u6570\u636e\u7531\u7cfb\u7edf\u670d\u52a1 rsyslog 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Jun 5 03\uff1a20\uff1a46 localhost sshd[1630]\uff1aAccepted password for root from 192.168.0.104 port 4229 ssh3 # 6\u67085\u65e5 03\uff1a20\uff1a46 \u672c\u5730\u4e3b\u673a sshd\u670d\u52a1\u4ea7\u751f\u6d88\u606f\uff1a\u63a5\u6536\u4ece192.168.0.104\u4e3b\u673a\u76844229\u7aef\u53e3\u53d1\u8d77\u7684ssh\u8fde\u63a5\u7684\u5bc6\u7801 Jun 5 03\uff1a20\uff1a46 localhost sshd[1630]\uff1apam_unix(sshd\uff1asession)\uff1asession opened for user root by (uid=0) #\u65f6\u95f4 \u672c\u5730\u4e3b\u673a sshd\u670d\u52a1\u4e2dpam_unix\u6a21\u5757\u4ea7\u751f\u6d88\u606f\uff1a\u6253\u5f00\u7528\u6237root\u7684\u4f1a\u8bdd\uff08UID\u4e3a0\uff09 Jun 5 03\uff1a25\uff1a04 localhost useradd[1661]\uff1anew group\uff1aname=bb\uff0c GID=501 #\u65f6\u95f4 \u672c\u5730\u4e3b\u673a useradd\u547d\u4ee4\u4ea7\u751f\u6d88\u606f\uff1a\u65b0\u5efa\u7acbbb\u7ec4\uff0cGID\u4e3a501 Jun 5 03\uff1a25\uff1a04 localhost useradd[1661]\uff1anew user\uff1aname=bb\uff0c UID=501\uff0c GID=501\uff0c home=\/home\/bb\uff0c shell=\/bin\/bash Jun 5 03\uff1a25\uff1a09 localhost passwd\uff1apam_unix(passwd\uff1achauthtok)\uff1apassword changed for bb 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