{"id":44614,"date":"2024-10-06T16:55:19","date_gmt":"2024-10-06T08:55:19","guid":{"rendered":"https:\/\/server.hk\/cnblog\/44614\/"},"modified":"2024-10-06T16:55:19","modified_gmt":"2024-10-06T08:55:19","slug":"linux-%e4%bc%ba%e6%9c%8d%e5%99%a8%e5%ae%89%e5%85%a8%e7%ad%96%e7%95%a5%e6%8a%80%e5%b7%a7%ef%bc%9a%e9%a9%97%e8%ad%89%e6%b2%92%e6%9c%89%e9%9d%9e-root-%e5%b8%b3%e6%88%b6%e7%9a%84-uid-%e7%82%ba-0","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/44614\/","title":{"rendered":"Linux \u4f3a\u670d\u5668\u5b89\u5168\u7b56\u7565\u6280\u5de7\uff1a\u9a57\u8b49\u6c92\u6709\u975e root \u5e33\u6236\u7684 UID \u70ba 0"},"content":{"rendered":"<h1 id=\"linux-%e4%bc%ba%e6%9c%8d%e5%99%a8%e5%ae%89%e5%85%a8%e7%ad%96%e7%95%a5%e6%8a%80%e5%b7%a7%ef%bc%9a%e9%a9%97%e8%ad%89%e6%b2%92%e6%9c%89%e9%9d%9e-root-%e5%b8%b3%e6%88%b6%e7%9a%84-uid-%e7%82%ba-0-wiNkPHjdul\">Linux \u4f3a\u670d\u5668\u5b89\u5168\u7b56\u7565\u6280\u5de7\uff1a\u9a57\u8b49\u6c92\u6709\u975e root \u5e33\u6236\u7684 UID \u70ba 0<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u4f4d\u6642\u4ee3\uff0c\u4f3a\u670d\u5668\u5b89\u5168\u6027\u6210\u70ba\u4e86\u6bcf\u500b\u7cfb\u7d71\u7ba1\u7406\u54e1\u5fc5\u9808\u91cd\u8996\u7684\u8b70\u984c\u3002Linux \u7cfb\u7d71\u56e0\u5176\u958b\u6e90\u7279\u6027\u548c\u9748\u6d3b\u6027\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u4f3a\u670d\u5668\u74b0\u5883\u4e2d\u3002\u7136\u800c\uff0c\u9019\u4e5f\u4f7f\u5f97\u5176\u6210\u70ba\u9ed1\u5ba2\u653b\u64ca\u7684\u4e3b\u8981\u76ee\u6a19\u4e4b\u4e00\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u9a57\u8b49\u6c92\u6709\u975e root \u5e33\u6236\u7684 UID \u70ba 0\uff0c\u4ee5\u52a0\u5f37 Linux \u4f3a\u670d\u5668\u7684\u5b89\u5168\u6027\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af-uid-0%ef%bc%9f-wiNkPHjdul\">\u4ec0\u9ebc\u662f UID 0\uff1f<\/h2>\n<p>\u5728 Linux \u7cfb\u7d71\u4e2d\uff0c\u6bcf\u500b\u7528\u6236\u90fd\u6709\u4e00\u500b\u552f\u4e00\u7684\u7528\u6236\u8b58\u5225\u78bc\uff08UID\uff09\u3002UID 0 \u662f\u7cfb\u7d71\u9810\u8a2d\u7684 root \u7528\u6236\u7684\u8b58\u5225\u78bc\uff0c\u64c1\u6709\u6700\u9ad8\u7684\u6b0a\u9650\u3002\u9019\u610f\u5473\u8457\u4efb\u4f55\u64c1\u6709 UID 0 \u7684\u5e33\u6236\u90fd\u53ef\u4ee5\u57f7\u884c\u4efb\u4f55\u64cd\u4f5c\uff0c\u5305\u62ec\u4fee\u6539\u7cfb\u7d71\u6587\u4ef6\u3001\u5b89\u88dd\u8edf\u4ef6\u548c\u7ba1\u7406\u5176\u4ed6\u7528\u6236\u3002\u56e0\u6b64\uff0c\u78ba\u4fdd\u53ea\u6709 root \u5e33\u6236\u64c1\u6709 UID 0 \u662f\u7dad\u8b77\u4f3a\u670d\u5668\u5b89\u5168\u7684\u91cd\u8981\u6b65\u9a5f\u3002<\/p>\n<h2 id=\"%e7%82%ba%e4%bb%80%e9%ba%bc%e8%a6%81%e6%aa%a2%e6%9f%a5%e9%9d%9e-root-%e5%b8%b3%e6%88%b6%e7%9a%84-uid%ef%bc%9f-wiNkPHjdul\">\u70ba\u4ec0\u9ebc\u8981\u6aa2\u67e5\u975e root \u5e33\u6236\u7684 UID\uff1f<\/h2>\n<p>\u5982\u679c\u6709\u5176\u4ed6\u975e root \u5e33\u6236\u610f\u5916\u5730\u7372\u5f97\u4e86 UID 0\uff0c\u9019\u5c07\u5c0e\u81f4\u56b4\u91cd\u7684\u5b89\u5168\u98a8\u96aa\u3002\u653b\u64ca\u8005\u53ef\u4ee5\u5229\u7528\u9019\u4e9b\u5e33\u6236\u4f86\u7372\u53d6\u7cfb\u7d71\u7684\u5b8c\u5168\u63a7\u5236\u6b0a\uff0c\u9032\u800c\u9032\u884c\u6578\u64da\u7aca\u53d6\u3001\u670d\u52d9\u4e2d\u65b7\u6216\u5176\u4ed6\u60e1\u610f\u884c\u70ba\u3002\u56e0\u6b64\uff0c\u5b9a\u671f\u6aa2\u67e5\u7cfb\u7d71\u4e2d\u7684\u7528\u6236\u5e33\u6236\uff0c\u78ba\u4fdd\u6c92\u6709\u975e root \u5e33\u6236\u64c1\u6709 UID 0\uff0c\u662f\u4e00\u9805\u5fc5\u8981\u7684\u5b89\u5168\u63aa\u65bd\u3002<\/p>\n<h2 id=\"%e5%a6%82%e4%bd%95%e6%aa%a2%e6%9f%a5-uid-%e7%82%ba-0-%e7%9a%84%e5%b8%b3%e6%88%b6-wiNkPHjdul\">\u5982\u4f55\u6aa2\u67e5 UID \u70ba 0 \u7684\u5e33\u6236<\/h2>\n<p>\u6aa2\u67e5\u7cfb\u7d71\u4e2d\u6240\u6709\u7528\u6236\u7684 UID \u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u547d\u4ee4\u4f86\u5be6\u73fe\uff1a<\/p>\n<pre><code>cat \/etc\/passwd<\/code><\/pre>\n<p>\u9019\u500b\u547d\u4ee4\u6703\u5217\u51fa\u6240\u6709\u7528\u6236\u7684\u8a73\u7d30\u4fe1\u606f\uff0c\u5305\u62ec\u7528\u6236\u540d\u3001UID \u548c GID\u3002\u60a8\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u547d\u4ee4\u4f86\u7be9\u9078\u51fa UID \u70ba 0 \u7684\u5e33\u6236\uff1a<\/p>\n<pre><code>awk -F: '($3 == 0) {print $1}' \/etc\/passwd<\/code><\/pre>\n<p>\u9019\u689d\u547d\u4ee4\u6703\u986f\u793a\u6240\u6709 UID \u70ba 0 \u7684\u7528\u6236\u540d\u3002\u5982\u679c\u7d50\u679c\u4e2d\u51fa\u73fe\u4e86\u9664\u4e86 root \u4ee5\u5916\u7684\u7528\u6236\uff0c\u5247\u9700\u8981\u7acb\u5373\u9032\u884c\u8abf\u67e5\u548c\u8655\u7406\u3002<\/p>\n<h2 id=\"%e5%a6%82%e4%bd%95%e8%99%95%e7%90%86%e9%9d%9e-root-%e5%b8%b3%e6%88%b6%e7%9a%84-uid-%e7%82%ba-0-wiNkPHjdul\">\u5982\u4f55\u8655\u7406\u975e root \u5e33\u6236\u7684 UID \u70ba 0<\/h2>\n<p>\u5982\u679c\u767c\u73fe\u6709\u975e root \u5e33\u6236\u7684 UID \u70ba 0\uff0c\u61c9\u7acb\u5373\u63a1\u53d6\u4ee5\u4e0b\u63aa\u65bd\uff1a<\/p>\n<ul>\n<li><strong>\u7981\u7528\u8a72\u5e33\u6236\uff1a<\/strong>\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u7981\u7528\u8a72\u5e33\u6236\uff1a<\/li>\n<pre><code>usermod -L <\/code><\/pre>\n<li><strong>\u522a\u9664\u8a72\u5e33\u6236\uff1a<\/strong>\u5982\u679c\u8a72\u5e33\u6236\u4e0d\u518d\u9700\u8981\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u522a\u9664\uff1a<\/li>\n<pre><code>userdel <\/code><\/pre>\n<li><strong>\u6aa2\u67e5\u7cfb\u7d71\u65e5\u8a8c\uff1a<\/strong>\u67e5\u770b\u7cfb\u7d71\u65e5\u8a8c\u4ee5\u78ba\u5b9a\u8a72\u5e33\u6236\u662f\u5426\u88ab\u672a\u7d93\u6388\u6b0a\u7684\u7528\u6236\u8a2a\u554f\u904e\u3002<\/li>\n<li><strong>\u52a0\u5f37\u5b89\u5168\u63aa\u65bd\uff1a<\/strong>\u8003\u616e\u5be6\u65bd\u66f4\u56b4\u683c\u7684\u5b89\u5168\u7b56\u7565\uff0c\u4f8b\u5982\u4f7f\u7528\u9632\u706b\u7246\u3001\u5b9a\u671f\u66f4\u65b0\u7cfb\u7d71\u548c\u61c9\u7528\u7a0b\u5e8f\u3001\u4ee5\u53ca\u4f7f\u7528\u5f37\u5bc6\u78bc\u7b56\u7565\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b5%90%e8%ab%96-wiNkPHjdul\">\u7d50\u8ad6<\/h2>\n<p>\u78ba\u4fdd\u53ea\u6709 root \u5e33\u6236\u64c1\u6709 UID 0 \u662f\u7dad\u8b77 Linux \u4f3a\u670d\u5668\u5b89\u5168\u7684\u91cd\u8981\u6b65\u9a5f\u3002\u901a\u904e\u5b9a\u671f\u6aa2\u67e5\u548c\u7ba1\u7406\u7528\u6236\u5e33\u6236\uff0c\u53ef\u4ee5\u6709\u6548\u964d\u4f4e\u6f5b\u5728\u7684\u5b89\u5168\u98a8\u96aa\u3002\u96a8\u8457\u7db2\u7d61\u653b\u64ca\u624b\u6bb5\u7684\u4e0d\u65b7\u6f14\u8b8a\uff0c\u7cfb\u7d71\u7ba1\u7406\u54e1\u5fc5\u9808\u4fdd\u6301\u8b66\u60d5\uff0c\u4e26\u4e0d\u65b7\u66f4\u65b0\u81ea\u5df1\u7684\u5b89\u5168\u77e5\u8b58\u548c\u6280\u80fd\u3002<\/p>\n<p>\u5982\u9700\u4e86\u89e3\u66f4\u591a\u6709\u95dc <a href=\"https:\/\/server.hk\">\u9999\u6e2f VPS<\/a> \u548c\u4f3a\u670d\u5668\u5b89\u5168\u7684\u8cc7\u8a0a\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3\u5982\u4f55\u5728 Linux \u4f3a\u670d\u5668\u4e0a\u6aa2\u67e5 UID \u70ba 0 \u7684\u975e root \u5e33\u6236\uff0c\u78ba\u4fdd\u7cfb\u7d71\u5b89\u5168\uff0c\u9632\u6b62\u672a\u6388\u6b0a\u8a2a\u554f\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-44614","post","type-post","status-publish","format-standard","hentry","category-setup-tutorials"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/44614","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=44614"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/44614\/revisions"}],"predecessor-version":[{"id":44615,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/44614\/revisions\/44615"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=44614"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=44614"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=44614"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}