{"id":130,"date":"2026-10-02T12:19:50","date_gmt":"2026-10-02T04:19:50","guid":{"rendered":"https:\/\/a.li6.cc\/?p=130"},"modified":"2026-10-02T12:20:12","modified_gmt":"2026-10-02T04:20:12","slug":"centeros-%e6%af%8f%e6%ac%a1%e8%bf%9e%e6%8e%a5-%e5%90%8e-sudo-su-%e9%83%bd%e8%a6%81%e6%8f%90%e7%a4%ba%e8%be%93%e5%85%a5%e5%af%86%e7%a0%81-%e6%80%8e%e4%b9%88%e5%8e%bb%e6%8e%89","status":"publish","type":"post","link":"https:\/\/a.li6.cc\/index.php\/2026\/10\/02\/centeros-%e6%af%8f%e6%ac%a1%e8%bf%9e%e6%8e%a5-%e5%90%8e-sudo-su-%e9%83%bd%e8%a6%81%e6%8f%90%e7%a4%ba%e8%be%93%e5%85%a5%e5%af%86%e7%a0%81-%e6%80%8e%e4%b9%88%e5%8e%bb%e6%8e%89\/","title":{"rendered":"centeros \u6bcf\u6b21\u8fde\u63a5 \u540e sudo su \u90fd\u8981\u63d0\u793a\u8f93\u5165\u5bc6\u7801 \u600e\u4e48\u53bb\u6389"},"content":{"rendered":"

\u8fde\u63a5\u670d\u52a1\u5668\u540e\uff0c\u8f93\u5165\u5b8c\u5bc6\u7801\u3002\u6267\u884c<\/p>\n

sudo visudo<\/p>\n

\u65b9\u6848A\uff1a\u4ec5\u9488\u5bf9 sudo su \u547d\u4ee4\u514d\u5bc6\uff08\u63a8\u8350\uff0c\u66f4\u5b89\u5168\uff09<\/p>\n

\u5982\u679c\u4f60\u53ea\u5e0c\u671b sudo su \u4e0d\u8f93\u5bc6\u7801\uff0c\u5176\u4ed6 sudo \u547d\u4ee4\u4ecd\u9700\u5bc6\u7801\uff0c\u6dfb\u52a0\u8fd9\u4e00\u884c\uff1a
\nbash<\/p>\n

ruixxx ALL=(ALL) NOPASSWD: \/bin\/su<\/p>\n

\u6ce8\u610f\uff1aruixxx\u662f\u4f60\u7684\u7528\u6237\u8d26\u53f7 \uff0csu \u547d\u4ee4\u7684\u8def\u5f84\u5728 CentOS \u4e2d\u901a\u5e38\u662f \/bin\/su\uff0c\u53ef\u4ee5\u7528 which su \u547d\u4ee4\u786e\u8ba4\u3002\u5982\u679c\u8def\u5f84\u4e0d\u540c\uff0c\u8bf7\u66ff\u6362\u4e3a\u5b9e\u9645\u8def\u5f84\u3002
\n\u65b9\u6848B\uff1a\u4e3a ruixxx \u7528\u6237\u6240\u6709 sudo \u547d\u4ee4\u514d\u5bc6\uff08\u6700\u7701\u4e8b\uff09<\/p>\n

\u5982\u679c\u4f60\u5e0c\u671b ruixxx \u7528\u6237\u6267\u884c\u4efb\u4f55 sudo \u547d\u4ee4\u90fd\u4e0d\u9700\u8981\u5bc6\u7801\uff0c\u6dfb\u52a0\u8fd9\u4e00\u884c\uff1a
\nbash<\/p>\n

ruixxx ALL=(ALL) NOPASSWD: ALL<\/p>\n

\u5b89\u5168\u63d0\u9192\uff1a\u6b64\u914d\u7f6e\u6743\u9650\u8f83\u5927\uff0c\u8bf7\u786e\u4fdd\u4f60\u4e86\u89e3\u5176\u98ce\u9669\u3002\u5efa\u8bae\u81f3\u5c11\u4fdd\u7559\u4e00\u4e2a\u9700\u8981\u5bc6\u7801\u7684 sudo \u8d26\u6237\uff0c\u4ee5\u4fbf\u5728\u7d27\u6025\u60c5\u51b5\u4e0b\u6062\u590d\u3002<\/code><\/pre>\n
\u4fdd\u5b58\u9000\u51fa\uff1a\u5728 visudo \u4e2d\uff0c\u901a\u5e38\u662f\u6309 Ctrl+X\uff0c\u7136\u540e\u6309 Y \u786e\u8ba4\uff0c\u518d\u6309 Enter \u4fdd\u5b58\u3002
\n\u2705 \u7b2c\u4e09\u6b65\uff1a\u9a8c\u8bc1\u914d\u7f6e<\/p>\n
\u914d\u7f6e\u5b8c\u6210\u540e\uff0c\u6267\u884c\u4ee5\u4e0b\u547d\u4ee4\u9a8c\u8bc1\u662f\u5426\u751f\u6548\uff1a
\nbash<\/p>\n
sudo -l -U ruixxx<\/p>\n
\u5728\u8f93\u51fa\u4e2d\uff0c\u5e94\u8be5\u80fd\u770b\u5230\u7c7b\u4f3c (ALL) NOPASSWD: \/bin\/su \u7684\u6761\u76ee\uff0c\u8bf4\u660e\u89c4\u5219\u5df2\u6b63\u786e\u52a0\u8f7d\u3002<\/p>\n
\u4e4b\u540e\uff0c\u6267\u884c sudo su \u6d4b\u8bd5\uff0c\u5e94\u8be5\u5c31\u4e0d\u4f1a\u518d\u63d0\u793a\u8f93\u5165\u5bc6\u7801\u4e86\u3002
\n\ud83d\udd27 \u5982\u679c\u4ecd\u7136\u63d0\u793a\u5bc6\u7801\uff0c\u53ef\u4ee5\u68c0\u67e5\u4ee5\u4e0b\u51e0\u70b9\uff1a<\/p>\n
requiretty \u9650\u5236\uff1a\u67d0\u4e9b\u7cfb\u7edf\u53ef\u80fd\u9ed8\u8ba4\u8981\u6c42 sudo \u5fc5\u987b\u5728\u7ec8\u7aef\u4e2d\u8fd0\u884c\u3002\u5982\u679c\u9047\u5230\u76f8\u5173\u9519\u8bef\uff0c\u53ef\u4ee5\u5728 sudoers \u6587\u4ef6\u4e2d\u6dfb\u52a0 Defaults:ruixxxx !requiretty \u6765\u4e3a\u5f53\u524d\u7528\u6237\u5173\u95ed\u6b64\u9650\u5236\u3002\n\n\u89c4\u5219\u88ab\u8986\u76d6\uff1asudoers \u6587\u4ef6\u7684\u89c4\u5219\u662f\u81ea\u4e0a\u800c\u4e0b\u5339\u914d\u7684\u3002\u5982\u679c\u6587\u4ef6\u9760\u524d\u7684\u4f4d\u7f6e\u6709 ruixxx ALL=(ALL) ALL \u4e4b\u7c7b\u7684\u89c4\u5219\uff0c\u53ef\u80fd\u4f1a\u8986\u76d6\u4f60\u65b0\u52a0\u7684\u514d\u5bc6\u89c4\u5219\u3002\u786e\u4fdd\u4f60\u7684 NOPASSWD \u89c4\u5219\u6ca1\u6709\u88ab\u5176\u4ed6\u9488\u5bf9 ruixxx \u7528\u6237\u7684 PASSWD \u89c4\u5219\u6240\u8986\u76d6\u3002\n\nSELinux \u5e72\u9884\uff1a\u53ef\u4ee5\u5c1d\u8bd5\u4e34\u65f6\u5c06 SELinux \u8bbe\u4e3a\u5bbd\u5bb9\u6a21\u5f0f (setenforce 0) \u6765\u6d4b\u8bd5\u662f\u5426\u662f SELinux \u7b56\u7565\u5bfc\u81f4\u7684\u62e6\u622a\u3002<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"
\u8fde\u63a5\u670d\u52a1\u5668\u540e\uff0c\u8f93\u5165\u5b8c\u5bc6\u7801\u3002\u6267\u884c sudo visudo \u65b9\u6848A\uff1a\u4ec5\u9488\u5bf9 sudo … \u7ee7\u7eed\u9605\u8bfb →<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[9],"tags":[],"_links":{"self":[{"href":"https:\/\/a.li6.cc\/index.php\/wp-json\/wp\/v2\/posts\/130"}],"collection":[{"href":"https:\/\/a.li6.cc\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/a.li6.cc\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/a.li6.cc\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/a.li6.cc\/index.php\/wp-json\/wp\/v2\/comments?post=130"}],"version-history":[{"count":2,"href":"https:\/\/a.li6.cc\/index.php\/wp-json\/wp\/v2\/posts\/130\/revisions"}],"predecessor-version":[{"id":133,"href":"https:\/\/a.li6.cc\/index.php\/wp-json\/wp\/v2\/posts\/130\/revisions\/133"}],"wp:attachment":[{"href":"https:\/\/a.li6.cc\/index.php\/wp-json\/wp\/v2\/media?parent=130"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/a.li6.cc\/index.php\/wp-json\/wp\/v2\/categories?post=130"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/a.li6.cc\/index.php\/wp-json\/wp\/v2\/tags?post=130"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}