{"id":44256,"date":"2024-10-06T14:12:15","date_gmt":"2024-10-06T06:12:15","guid":{"rendered":"https:\/\/server.hk\/cnblog\/44256\/"},"modified":"2024-10-06T14:12:15","modified_gmt":"2024-10-06T06:12:15","slug":"centos-%e7%94%a8%e6%88%b6%e6%ac%8a%e9%99%90%e7%ae%a1%e7%90%86-su-%e8%88%87-sudo","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/44256\/","title":{"rendered":"CentOS \u7528\u6236\u6b0a\u9650\u7ba1\u7406\u2014su \u8207 sudo"},"content":{"rendered":"<h1 id=\"centos-%e7%94%a8%e6%88%b6%e6%ac%8a%e9%99%90%e7%ae%a1%e7%90%86-su-%e8%88%87-sudo-yDMosdhiLk\">CentOS \u7528\u6236\u6b0a\u9650\u7ba1\u7406\u2014su \u8207 sudo<\/h1>\n<p>\u5728 CentOS \u7cfb\u7d71\u4e2d\uff0c\u7ba1\u7406\u7528\u6236\u6b0a\u9650\u662f\u78ba\u4fdd\u7cfb\u7d71\u5b89\u5168\u548c\u7a69\u5b9a\u904b\u884c\u7684\u91cd\u8981\u4e00\u74b0\u3002\u5169\u500b\u5e38\u7528\u7684\u547d\u4ee4\u662f <code>su<\/code> \u548c <code>sudo<\/code>\uff0c\u5b83\u5011\u5404\u81ea\u6709\u4e0d\u540c\u7684\u7528\u9014\u548c\u7279\u9ede\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e\u9019\u5169\u500b\u547d\u4ee4\u7684\u4f7f\u7528\u65b9\u6cd5\u53ca\u5176\u80cc\u5f8c\u7684\u539f\u7406\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af-su-%e5%91%bd%e4%bb%a4%ef%bc%9f-yDMosdhiLk\">\u4ec0\u9ebc\u662f su \u547d\u4ee4\uff1f<\/h2>\n<p><code>su<\/code> \u4ee3\u8868 &#8220;substitute user&#8221; \u6216 &#8220;switch user&#8221;\uff0c\u5b83\u5141\u8a31\u7528\u6236\u5207\u63db\u5230\u53e6\u4e00\u500b\u7528\u6236\u7684\u8eab\u4efd\uff0c\u901a\u5e38\u662f\u8d85\u7d1a\u7528\u6236\uff08root\uff09\u3002\u4f7f\u7528 <code>su<\/code> \u547d\u4ee4\u6642\uff0c\u7cfb\u7d71\u6703\u8981\u6c42\u8f38\u5165\u76ee\u6a19\u7528\u6236\u7684\u5bc6\u78bc\u3002<\/p>\n<h3 id=\"%e4%bd%bf%e7%94%a8-su-%e7%9a%84%e5%9f%ba%e6%9c%ac%e8%aa%9e%e6%b3%95-yDMosdhiLk\">\u4f7f\u7528 su \u7684\u57fa\u672c\u8a9e\u6cd5<\/h3>\n<pre><code>su [\u9078\u9805] [\u7528\u6236\u540d]<\/code><\/pre>\n<h4 id=\"%e5%b8%b8%e7%94%a8%e9%81%b8%e9%a0%85-yDMosdhiLk\">\u5e38\u7528\u9078\u9805<\/h4>\n<ul>\n<li><code>-<\/code> \u6216 <code>--login<\/code>: \u4ee5\u76ee\u6a19\u7528\u6236\u7684\u74b0\u5883\u8b8a\u6578\u555f\u52d5\u4e00\u500b\u65b0\u7684 shell\u3002<\/li>\n<li><code>-c<\/code>: \u57f7\u884c\u6307\u5b9a\u7684\u547d\u4ee4\u5f8c\u9000\u51fa\u3002<\/li>\n<\/ul>\n<h3 id=\"%e7%a4%ba%e4%be%8b-yDMosdhiLk\">\u793a\u4f8b<\/h3>\n<p>\u5982\u679c\u4f60\u60f3\u5207\u63db\u5230 root \u7528\u6236\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre><code>su -<\/code><\/pre>\n<p>\u5982\u679c\u4f60\u53ea\u60f3\u57f7\u884c\u4e00\u500b\u547d\u4ee4\uff0c\u4f8b\u5982\u67e5\u770b\u7576\u524d\u76ee\u9304\uff0c\u53ef\u4ee5\u9019\u6a23\u505a\uff1a<\/p>\n<pre><code>su -c \"pwd\" username<\/code><\/pre>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af-sudo-%e5%91%bd%e4%bb%a4%ef%bc%9f-yDMosdhiLk\">\u4ec0\u9ebc\u662f sudo \u547d\u4ee4\uff1f<\/h2>\n<p><code>sudo<\/code> \u4ee3\u8868 &#8220;superuser do&#8221;\uff0c\u5b83\u5141\u8a31\u6388\u6b0a\u7528\u6236\u4ee5\u8d85\u7d1a\u7528\u6236\u7684\u8eab\u4efd\u57f7\u884c\u7279\u5b9a\u547d\u4ee4\uff0c\u800c\u7121\u9700\u5207\u63db\u7528\u6236\u3002\u9019\u6a23\u53ef\u4ee5\u63d0\u9ad8\u5b89\u5168\u6027\uff0c\u56e0\u70ba\u7528\u6236\u4e0d\u9700\u8981\u77e5\u9053 root \u5bc6\u78bc\u3002<\/p>\n<h3 id=\"%e4%bd%bf%e7%94%a8-sudo-%e7%9a%84%e5%9f%ba%e6%9c%ac%e8%aa%9e%e6%b3%95-yDMosdhiLk\">\u4f7f\u7528 sudo \u7684\u57fa\u672c\u8a9e\u6cd5<\/h3>\n<pre><code>sudo [\u9078\u9805] [\u547d\u4ee4]<\/code><\/pre>\n<h4 id=\"%e5%b8%b8%e7%94%a8%e9%81%b8%e9%a0%85-yDMosdhiLk\">\u5e38\u7528\u9078\u9805<\/h4>\n<ul>\n<li><code>-u<\/code>: \u6307\u5b9a\u8981\u4ee5\u54ea\u500b\u7528\u6236\u7684\u8eab\u4efd\u57f7\u884c\u547d\u4ee4\u3002<\/li>\n<li><code>-l<\/code>: \u5217\u51fa\u7576\u524d\u7528\u6236\u53ef\u4ee5\u57f7\u884c\u7684\u547d\u4ee4\u3002<\/li>\n<\/ul>\n<h3 id=\"%e7%a4%ba%e4%be%8b-yDMosdhiLk\">\u793a\u4f8b<\/h3>\n<p>\u5982\u679c\u4f60\u60f3\u4ee5 root \u8eab\u4efd\u57f7\u884c\u66f4\u65b0\u7cfb\u7d71\u7684\u547d\u4ee4\uff0c\u53ef\u4ee5\u4f7f\u7528\uff1a<\/p>\n<pre><code>sudo yum update<\/code><\/pre>\n<p>\u5982\u679c\u4f60\u60f3\u4ee5\u5176\u4ed6\u7528\u6236\u7684\u8eab\u4efd\u57f7\u884c\u547d\u4ee4\uff0c\u53ef\u4ee5\u9019\u6a23\u505a\uff1a<\/p>\n<pre><code>sudo -u username command<\/code><\/pre>\n<h2 id=\"su-%e8%88%87-sudo-%e7%9a%84%e6%af%94%e8%bc%83-yDMosdhiLk\">su \u8207 sudo \u7684\u6bd4\u8f03<\/h2>\n<p>\u96d6\u7136 <code>su<\/code> \u548c <code>sudo<\/code> \u90fd\u53ef\u4ee5\u7528\u4f86\u57f7\u884c\u9ad8\u6b0a\u9650\u7684\u64cd\u4f5c\uff0c\u4f46\u5b83\u5011\u7684\u4f7f\u7528\u5834\u666f\u548c\u5b89\u5168\u6027\u6709\u6240\u4e0d\u540c\uff1a<\/p>\n<ul>\n<li><strong>\u5b89\u5168\u6027\uff1a<\/strong>\u4f7f\u7528 <code>sudo<\/code> \u53ef\u4ee5\u907f\u514d\u5c07 root \u5bc6\u78bc\u66b4\u9732\u7d66\u5176\u4ed6\u7528\u6236\uff0c\u4e26\u4e14\u53ef\u4ee5\u5c0d\u6bcf\u500b\u7528\u6236\u7684\u6b0a\u9650\u9032\u884c\u7d30\u7c92\u5ea6\u63a7\u5236\u3002<\/li>\n<li><strong>\u53ef\u8ffd\u8e64\u6027\uff1a<\/strong>\u4f7f\u7528 <code>sudo<\/code> \u6642\uff0c\u6240\u6709\u7684\u547d\u4ee4\u90fd\u6703\u88ab\u8a18\u9304\u5728\u7cfb\u7d71\u65e5\u8a8c\u4e2d\uff0c\u4fbf\u65bc\u8ffd\u8e64\u548c\u5be9\u8a08\u3002<\/li>\n<li><strong>\u4f7f\u7528\u65b9\u4fbf\u6027\uff1a<\/strong>\u4f7f\u7528 <code>su<\/code> \u5207\u63db\u7528\u6236\u5f8c\uff0c\u6240\u6709\u5f8c\u7e8c\u547d\u4ee4\u90fd\u6703\u4ee5\u8a72\u7528\u6236\u8eab\u4efd\u57f7\u884c\uff0c\u800c <code>sudo<\/code> \u9700\u8981\u5728\u6bcf\u6b21\u57f7\u884c\u547d\u4ee4\u6642\u90fd\u52a0\u4e0a\u524d\u7db4\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b5%90%e8%ab%96-yDMosdhiLk\">\u7d50\u8ad6<\/h2>\n<p>\u5728 CentOS \u7cfb\u7d71\u4e2d\uff0c<code>su<\/code> \u548c <code>sudo<\/code> \u662f\u5169\u500b\u975e\u5e38\u91cd\u8981\u7684\u547d\u4ee4\u3002\u9078\u64c7\u4f7f\u7528\u54ea\u4e00\u500b\u53d6\u6c7a\u65bc\u5177\u9ad4\u7684\u9700\u6c42\u548c\u5b89\u5168\u8003\u91cf\u3002\u5c0d\u65bc\u65e5\u5e38\u7ba1\u7406\uff0c\u5efa\u8b70\u4f7f\u7528 <code>sudo<\/code>\uff0c\u56e0\u70ba\u5b83\u63d0\u4f9b\u4e86\u66f4\u9ad8\u7684\u5b89\u5168\u6027\u548c\u53ef\u63a7\u6027\u3002<\/p>\n<p>\u5982\u679c\u4f60\u6b63\u5728\u5c0b\u627e\u53ef\u9760\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u4e0d\u540c\u7528\u6236\u7684\u9700\u6c42\u3002\u7121\u8ad6\u662f <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u9084\u662f\u5176\u4ed6\u670d\u52d9\uff0c\u6211\u5011\u90fd\u80fd\u70ba\u4f60\u63d0\u4f9b\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3 CentOS \u4e2d\u7684\u7528\u6236\u6b0a\u9650\u7ba1\u7406\uff0c\u6df1\u5165\u63a2\u8a0e su \u8207 sudo \u7684\u4f7f\u7528\u65b9\u6cd5\u53ca\u5176\u5b89\u5168\u6027\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4924],"tags":[],"class_list":["post-44256","post","type-post","status-publish","format-standard","hentry","category-setup-tutorials"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/44256","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=44256"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/44256\/revisions"}],"predecessor-version":[{"id":44257,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/44256\/revisions\/44257"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=44256"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=44256"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=44256"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}