{"id":31283,"date":"2025-04-21T09:21:13","date_gmt":"2025-04-21T01:21:13","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/31283.html"},"modified":"2025-04-21T09:21:13","modified_gmt":"2025-04-21T01:21:13","slug":"%e7%99%bb%e5%bd%95%e5%8d%b3%e8%a7%81%ef%bc%9a%e6%89%93%e9%80%a0%e6%9c%8d%e5%8a%a1%e5%99%a8%e6%ac%a2%e8%bf%8e%e4%bf%a1%e6%81%af%ef%bc%8c%e6%8f%90%e5%8d%87%e7%94%a8%e6%88%b7%e4%bd%93%e9%aa%8c","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/31283.html","title":{"rendered":"\u767b\u5f55\u5373\u89c1\uff1a\u6253\u9020\u670d\u52a1\u5668\u6b22\u8fce\u4fe1\u606f\uff0c\u63d0\u5347\u7528\u6237\u4f53\u9a8c"},"content":{"rendered":"<p>\u5728\u65e5\u5e38\u8fd0\u7ef4\u5de5\u4f5c\u4e2d&#xff0c;\u6211\u4eec\u7ecf\u5e38\u4f1a\u901a\u8fc7SSH\u767b\u5f55\u670d\u52a1\u5668\u3002\u901a\u5e38\u767b\u5f55\u540e&#xff0c;\u7cfb\u7edf\u4f1a\u663e\u793a\u4e00\u4e9b\u7b80\u5355\u7684\u6b22\u8fce\u4fe1\u606f&#xff0c;\u4f46\u8fd9\u4e9b\u4fe1\u606f\u53ef\u80fd\u8fc7\u4e8e\u57fa\u7840&#xff0c;\u65e0\u6cd5\u5feb\u901f\u63d0\u4f9b\u5173\u952e\u7684\u7cfb\u7edf\u72b6\u6001\u3002\u800c\u901a\u8fc7\u5b9a\u5236\u5316\u767b\u5f55\u6b22\u8fce\u754c\u9762&#xff08;\u901a\u5e38\u79f0\u4e3a MOTD&#xff0c;\u5373Message of the Day&#xff09;&#xff0c;\u53ef\u4ee5\u8ba9\u7cfb\u7edf\u767b\u5f55\u66f4\u5177\u4ef7\u503c&#xff0c;\u7b2c\u4e00\u65f6\u95f4\u5448\u73b0\u670d\u52a1\u5668\u7684\u57fa\u672c\u4fe1\u606f&#xff0c;\u6781\u5927\u63d0\u5347\u8fd0\u7ef4\u6548\u7387\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/04\/20250421012103-68059d7fb4eef.jpg\" alt=\"\" \/><\/p>\n<\/p>\n<h4>\u76ee\u5f55<\/h4>\n<ul>\n<li>\n<ul>\n<li>&#x1f4dd;\u4ec0\u4e48\u662fMOTD<\/li>\n<li>&#x1f4dd;MOTD\u7684\u4e3b\u8981\u4f5c\u7528<\/li>\n<li>&#x1f4dd;MOTD\u7684\u5de5\u4f5c\u673a\u5236<\/li>\n<li>&#x1f4dd;\u5982\u4f55\u67e5\u770b\u548c\u4fee\u6539MOTD<\/li>\n<li>&#x1f4dd;\u7efc\u5408\u6848\u4f8b<\/li>\n<li>&#x1f4dd;\u603b\u7ed3<\/li>\n<li>\u63a8\u8350\u9605\u8bfb<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h3>&#x1f4dd;\u4ec0\u4e48\u662fMOTD<\/h3>\n<p>MOTD\u662fMessage of the Day\u7684\u7f29\u5199&#xff0c;\u610f\u4e3a\u201c\u6bcf\u65e5\u6d88\u606f\u201d\u3002\u5b83\u662f\u4e00\u79cd\u5728\u7528\u6237\u767b\u5f55\u5230\u670d\u52a1\u5668\u65f6\u663e\u793a\u7684\u4e00\u6bb5\u4fe1\u606f&#xff0c;\u4e3b\u8981\u7528\u4e8e\u63d0\u4f9b\u7cfb\u7edf\u7ba1\u7406\u5458\u5e0c\u671b\u4f20\u8fbe\u7684\u91cd\u8981\u4fe1\u606f\u6216\u7cfb\u7edf\u7684\u57fa\u672c\u72b6\u6001\u3002<\/p>\n<p>\u5728Linux\u7cfb\u7edf\u4e2d&#xff0c;MOTD\u901a\u5e38\u662f\u7528\u6237\u901a\u8fc7SSH\u6216\u7ec8\u7aef\u767b\u5f55\u7cfb\u7edf\u540e\u770b\u5230\u7684\u7b2c\u4e00\u6761\u4fe1\u606f\u3002\u5b83\u7684\u5185\u5bb9\u53ef\u4ee5\u662f\u9759\u6001\u7684&#xff0c;\u4e5f\u53ef\u4ee5\u662f\u52a8\u6001\u751f\u6210\u7684&#xff0c;\u5177\u4f53\u6839\u636e\u9700\u6c42\u800c\u5b9a\u3002<\/p>\n<h3>&#x1f4dd;MOTD\u7684\u4e3b\u8981\u4f5c\u7528<\/h3>\n<ul>\n<li>\n<p>\u663e\u793a\u7cfb\u7edf\u4fe1\u606f<\/p>\n<\/li>\n<li>\n<p>\u4f20\u9012\u91cd\u8981\u901a\u77e5<\/p>\n<\/li>\n<li>\n<p>\u4e2a\u6027\u5316\u6b22\u8fce\u4fe1\u606f<\/p>\n<\/li>\n<li>\n<p>\u63d0\u5347\u7528\u6237\u4f53\u9a8c<\/p>\n<\/li>\n<\/ul>\n<h3>&#x1f4dd;MOTD\u7684\u5de5\u4f5c\u673a\u5236<\/h3>\n<ul>\n<li>\n<p>\u9759\u6001 MOTD<\/p>\n<ul>\n<li>\u5185\u5bb9\u56fa\u5b9a&#xff0c;\u901a\u5e38\u5b58\u50a8\u5728\/etc\/motd\u6587\u4ef6\u4e2d&#xff0c;\u7cfb\u7edf\u4f1a\u5728\u7528\u6237\u767b\u5f55\u65f6\u76f4\u63a5\u8bfb\u53d6\u5e76\u663e\u793a\u3002<\/li>\n<\/ul>\n<\/li>\n<li>\n<p>\u52a8\u6001 MOTD<\/p>\n<ul>\n<li>\u901a\u8fc7\u811a\u672c\u52a8\u6001\u751f\u6210\u5185\u5bb9&#xff0c;\u4f8b\u5982\u7cfb\u7edf\u72b6\u6001\u3001\u66f4\u65b0\u63d0\u9192\u7b49&#xff0c;\u901a\u5e38\u4f4d\u4e8e \/etc\/update-motd.d\/ \u76ee\u5f55\u4e2d\u3002\u6bcf\u6b21\u7528\u6237\u767b\u5f55\u65f6&#xff0c;\u7cfb\u7edf\u4f1a\u8fd0\u884c\u8fd9\u4e9b\u811a\u672c&#xff0c;\u5e76\u751f\u6210\u65b0\u7684MOTD\u4fe1\u606f\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h3>&#x1f4dd;\u5982\u4f55\u67e5\u770b\u548c\u4fee\u6539MOTD<\/h3>\n<ul>\n<li>\u67e5\u770b\u5f53\u524dMOTD<\/li>\n<\/ul>\n<p><span class=\"token function\">cat<\/span> \/etc\/motd<\/p>\n<p>\u5982\u679c\u7cfb\u7edf\u4f7f\u7528\u52a8\u6001MOTD&#xff0c;\u5219\u5185\u5bb9\u53ef\u80fd\u4f1a\u5b9e\u65f6\u66f4\u65b0\u3002<\/p>\n<ul>\n<li>\u4fee\u6539\u9759\u6001MOTD<\/li>\n<\/ul>\n<p>\u7f16\u8f91 \/etc\/motd \u6587\u4ef6&#xff1a;<\/p>\n<p><span class=\"token function\">sudo<\/span> <span class=\"token function\">vim<\/span> \/etc\/motd<\/p>\n<p>\u6dfb\u52a0\u81ea\u5b9a\u4e49\u4fe1\u606f\u540e\u4fdd\u5b58\u3002<\/p>\n<ul>\n<li>\u521b\u5efa\u52a8\u6001MOTD\u811a\u672c<\/li>\n<\/ul>\n<p>\u5728 \/etc\/update-motd.d\/\u76ee\u5f55\u4e0b\u521b\u5efa\u811a\u672c&#xff0c;\u4f8b\u5982<\/p>\n<p><span class=\"token function\">sudo<\/span> <span class=\"token function\">nano<\/span> \/etc\/update-motd.d\/99-custom<\/p>\n<p>\u7f16\u5199\u811a\u672c\u903b\u8f91\u540e&#xff0c;\u8d4b\u4e88\u6267\u884c\u6743\u9650&#xff1a;<\/p>\n<p><span class=\"token function\">sudo<\/span> <span class=\"token function\">chmod<\/span> &#043;x \/etc\/update-motd.d\/99-custom<\/p>\n<h3>&#x1f4dd;\u7efc\u5408\u6848\u4f8b<\/h3>\n<p>\u8fd9\u4e2a\u573a\u666f\u4e2d&#xff0c;\u6bcf\u6b21\u767b\u5f55\u670d\u52a1\u5668\u540e&#xff0c;\u5e0c\u671b\u80fd\u591f\u663e\u793a\u4e00\u4e9b\u6982\u8981\u4fe1\u606f\u3002\u5177\u4f53\u6548\u679c\u5982\u4e0b\u56fe\u6240\u793a&#xff1a;<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/04\/20250421012110-68059d86ef4f4.png\" alt=\"\" \/><\/p>\n<p>\u67e5\u770bsshd_config\u914d\u7f6e\u6587\u4ef6\u4e2dPrintMotd\u7684\u503c\u662f\u5426\u4e3ayes&#xff0c;\u5982\u679c\u4e0d\u662f\u5219\u9700\u8981\u4fee\u6539yes\u3002<\/p>\n<p><span class=\"token function\">sudo<\/span> <span class=\"token function\">sed<\/span> <span class=\"token parameter variable\">-i<\/span> <span class=\"token string\">&#039;\/^#\\\\?PrintMotd\/c\\\\PrintMotd yes&#039;<\/span> \/etc\/ssh\/sshd_config<\/p>\n<p>\u53d8\u66f4\u8fc7sshd_config\u914d\u7f6e\u6587\u4ef6\u9700\u8981\u91cd\u542fSSH\u670d\u52a1\u3002<\/p>\n<p> systemctl restart sshd<\/p>\n<p>\u5728\/etc\/update-motd.d\/\u76ee\u5f55\u4e0b\u521b\u5efa\u6587\u4ef6&#xff0c;\u6587\u4ef6\u540d\u81ea\u5b9a\u4e49&#xff0c;\u5185\u5bb9\u5c31\u662f\u8981\u52a8\u6001\u663e\u793a\u7684\u4fe1\u606f\u3002\u5e76\u8d4b\u4e88\u6267\u884c\u7684\u6743\u9650\u3002\u5982\u4e0b\u6240\u793a&#xff1a;<\/p>\n<p>root&#064;ansible:\/etc\/update-motd.d<span class=\"token comment\"># vim 99-sysinfo<\/span><br \/>\nroot&#064;ansible:\/etc\/update-motd.d<span class=\"token comment\"># chmod &#043;x 99-sysinfo<\/span><br \/>\nroot&#064;ansible:\/etc\/update-motd.d<span class=\"token comment\"># ll<\/span><br \/>\ntotal <span class=\"token number\">36<\/span><br \/>\ndrwxr-xr-x  <span class=\"token number\">2<\/span> root root <span class=\"token number\">4096<\/span> Jan <span class=\"token number\">27<\/span> 08:05 .\/<br \/>\ndrwxr-xr-x <span class=\"token number\">76<\/span> root root <span class=\"token number\">4096<\/span> Jan <span class=\"token number\">26<\/span> 01:12 <span class=\"token punctuation\">..<\/span>\/<br \/>\n-rwxr-xr-x  <span class=\"token number\">1<\/span> root root <span class=\"token number\">1220<\/span> Dec  <span class=\"token number\">5<\/span>  <span class=\"token number\">2019<\/span> 00-header*<br \/>\n-rwxr-xr-x  <span class=\"token number\">1<\/span> root root <span class=\"token number\">1157<\/span> Dec  <span class=\"token number\">5<\/span>  <span class=\"token number\">2019<\/span> <span class=\"token number\">10<\/span>-help-text*<br \/>\n-rwxr-xr-x  <span class=\"token number\">1<\/span> root root <span class=\"token number\">4677<\/span> Dec  <span class=\"token number\">5<\/span>  <span class=\"token number\">2019<\/span> <span class=\"token number\">50<\/span>-motd-news*<br \/>\n-rwxr-xr-x  <span class=\"token number\">1<\/span> root root  <span class=\"token number\">299<\/span> Dec <span class=\"token number\">18<\/span>  <span class=\"token number\">2019<\/span> <span class=\"token number\">91<\/span>-release-upgrade*<br \/>\n-rwxr-xr-x  <span class=\"token number\">1<\/span> root root <span class=\"token number\">4767<\/span> Jan <span class=\"token number\">27<\/span> 08:05 <span class=\"token number\">99<\/span>-sysinfo*<\/p>\n<p>\u901a\u8fc7\u6267\u884c\u5982\u4e0b\u547d\u4ee4&#xff0c;\u68c0\u67e5update-motd.d\u76ee\u5f55\u4e0b\u7684\u811a\u672c\u662f\u5426\u80fd\u6267\u884c\u6210\u529f&#xff1a;<\/p>\n<p>run-parts \/etc\/update-motd.d<\/p>\n<p>\u4e0a\u8ff0\u547d\u4ee4\u6267\u884c\u6210\u529f\u540e&#xff0c;\u4f1a\u8f93\u51fa\u5982\u4e0b\u56fe\u7684\u7ed3\u679c&#xff1a;<img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/04\/20250421012111-68059d873bff2.png\" alt=\"\" \/><\/p>\n<p>\u5b8c\u6210\u4e86\u4e0a\u8ff0\u914d\u7f6e\u540e&#xff0c;\u4e0b\u4e00\u6b21\u767b\u5f55\u540e\u5c31\u4f1a\u5c55\u793a\u811a\u672c\u6267\u884c\u7684\u8fd4\u56de\u7684\u7ed3\u679c\u3002\u5982\u4e0b\u56fe\u6240\u793a&#xff1a;<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/04\/20250421012111-68059d87a0406.png\" alt=\"\" \/><\/p>\n<h3>&#x1f4dd;\u603b\u7ed3<\/h3>\n<p>\u4e00\u4e2a\u7b80\u5355\u800c\u5b9e\u7528\u7684\u767b\u5f55\u6b22\u8fce\u754c\u9762&#xff0c;\u4e0d\u4ec5\u63d0\u5347\u4e86\u7cfb\u7edf\u7684\u53ef\u7528\u6027&#xff0c;\u8fd8\u80fd\u8ba9\u7528\u6237\u5728\u767b\u5f55\u65f6\u4e00\u76ee\u4e86\u7136\u5730\u638c\u63e1\u7cfb\u7edf\u72b6\u6001\u3002\u901a\u8fc7\u914d\u7f6e\u9759\u6001\u6216\u52a8\u6001\u7684MOTD&#xff0c;\u53ef\u4ee5\u5b9e\u73b0\u9ad8\u6548\u548c\u7f8e\u89c2\u7684\u670d\u52a1\u5668\u767b\u5f55\u4f53\u9a8c\u3002\u52a8\u624b\u5c1d\u8bd5\u5b9a\u5236\u4f60\u7684MOTD&#xff0c;\u8ba9\u6bcf\u6b21\u767b\u5f55\u90fd\u6210\u4e3a\u4e00\u79cd\u4eab\u53d7\u5427&#xff01;<\/p>\n<hr \/>\n<p>\u611f\u5174\u8da3\u7684\u5c0f\u4f19\u4f34\u53ef\u4ee5\u5173\u6ce8 \u300a\u653b\u57ce\u72ee\u6210\u957f\u65e5\u8bb0\u300b \u516c\u4f17\u53f7\u79c1\u4fe1\u56de\u590d\u811a\u672c\u94fe\u63a5&#xff0c;\u5373\u53ef\u83b7\u53d6\u8be5\u6587\u7ae0\u7528\u5230\u811a\u672c\u6587\u4ef6\u3002<\/p>\n<hr \/>\n<h3>\u63a8\u8350\u9605\u8bfb<\/h3>\n<hr \/>\n<ul>\n<li>\u81ea\u52a8\u5316\u538b\u7f29\u65b0\u59ff\u52bf&#xff01;\u6559\u4f60\u7528Ansible Archive\u6a21\u5757\u9ad8\u6548\u7ba1\u7406\u6587\u4ef6<\/li>\n<li>\u63d0\u5347\u8fd0\u7ef4\u6548\u7387&#xff1a;Ansible systemd \u6a21\u5757\u64cd\u4f5c\u6280\u5de7&#xff0c;\u8ba9\u4f60\u544a\u522b\u7e41\u7410\u547d\u4ee4\u884c&#xff01;<\/li>\n<li>Ansible fetch\u6a21\u5757\u8be6\u89e3&#xff1a;\u8f7b\u677e\u4ece\u8fdc\u7a0b\u4e3b\u673a\u6293\u53d6\u6587\u4ef6<\/li>\n<li>\u544a\u522b\u624b\u52a8\u7f16\u8f91:\u5982\u4f55\u7528Python\u5feb\u901f\u521b\u5efaAnsible hosts\u6587\u4ef6?<\/li>\n<li>\u4e00\u5206\u949f\u5b66\u4f1aAnsible cron\u6a21\u5757&#xff0c;\u9ad8\u6548\u7ba1\u7406\u4f60\u7684\u5b9a\u65f6\u4efb\u52a1<\/li>\n<li>\u6253\u9020\u66f4\u5b89\u5168\u7684Linux\u7cfb\u7edf:\u73a9\u8f6cPAM\u914d\u7f6e\u6587\u4ef6<\/li>\n<\/ul>\n<hr 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