{"id":122,"date":"2023-06-29T11:30:45","date_gmt":"2023-06-29T03:30:45","guid":{"rendered":"https:\/\/www.book2022.top\/?p=122"},"modified":"2023-06-29T11:30:45","modified_gmt":"2023-06-29T03:30:45","slug":"vps-%e6%9c%8d%e5%8a%a1%e5%99%a8%ef%bc%9a%e6%b7%bb%e5%8a%a0%e6%96%b0%e7%94%a8%e6%88%b7%e5%b9%b6%e7%a6%81%e7%94%a8root%e7%94%a8%e6%88%b7%e7%99%bb%e5%bd%95","status":"publish","type":"post","link":"https:\/\/txt.book2020.top\/?p=122","title":{"rendered":"VPS \u670d\u52a1\u5668\uff1a\u6dfb\u52a0\u65b0\u7528\u6237\u5e76\u7981\u7528root\u7528\u6237\u767b\u5f55"},"content":{"rendered":"\n<p>Linux \u670d\u52a1\u5668\u5f00\u597d\u4ee5\u540e\u6211\u901a\u5e38\u4f1a\u5148\u505a\u4ee5\u4e0b\u8bbe\u7f6e\uff0c\u56e0\u4e3a\u5b89\u5168\u7b2c\u4e00\u3002 VPS \u670d\u52a1\u5668\u5b89\u5168\u8bbe\u7f6e\uff1a\u7981\u7528root\u7528\u6237\u767b\u5f55\u7b49 \uff0c\u6b65\u9aa4\u5982\u4e0b \uff1a\u65b0\u5efa\u7528\u6237\u3001\u7ed9\u65b0\u7528\u6237\u6388\u6743\u3001\u7981\u7528 root \u7528\u6237 SSH \u8fdc\u7a0b\u767b\u5f55\u3001\u4fee\u6539 SSH \u8fdc\u7a0b\u8fde\u63a5\u7aef\u53e3\u7b49\u7b49\uff0c\u4e3a\u4ec0\u4e48\u8fd9\u4e48\u505a\uff0c\u540e\u9762\u8bbe\u7f6e\u5b8c\u6210\u4ee5\u540e\u4f1a\u8bf4\u539f\u56e0\uff0c\u4e4b\u524d\u662f\u7528 Word \u8fdb\u884c\u7684\u8bb0\u5f55\uff0c\u73b0\u5728\u6284\u5f55\u8fc7\u6765\u66f4\u65b9\u4fbf\u67e5\u8be2<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u65b0\u5efa\u7528\u6237<\/strong><\/h2>\n\n\n\n<p>\u5148\u521b\u5efa\u4e00\u4e2a\u7528\u6237\u540d\u4e3a\uff1aNewUser \u7684\u65b0\u7528\u6237\uff0c\u63a5\u7740\u8f93\u5165\u4e24\u904d\u5bc6\u7801\uff0c\u4e0b\u9762\u9009\u9879\u76f4\u63a5Enter<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>adduser NewUser<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u7ed9\u65b0\u7528\u6237\u6388\u6743<\/strong><\/h2>\n\n\n\n<p>Linux \u65b0\u5efa\u7684\u4e2a\u4eba\u7528\u6237\u7684\u6743\u9650\u662f\u53ea\u53ef\u4ee5\u5728\u4e2a\u4eba\u7684 home \u76ee\u5f55\u4e0b\u6709\u5b8c\u6574\u6743\u9650\uff0c\u5176\u4ed6\u76ee\u5f55\u8981\u770b\u522b\u4eba\u6388\u6743\u3002\u7ecf\u5e38\u9700\u8981 root \u7528\u6237\u7684\u6743\u9650\u624d\u80fd\u8fdb\u884c\u5f88\u591a\u64cd\u4f5c\uff0c\u8fd9\u65f6\u5019\u7528 sudo \u547d\u4ee4\u53ef\u4ee5\u5316\u8eab\u4e3a root \u7528\u6237\u6765\u64cd\u4f5c\u3002<\/p>\n\n\n\n<p>\u65b0\u5efa\u7684\u4e2a\u4eba\u7528\u6237\u7f3a\u7701\u662f\u4e0d\u80fd\u4f7f\u7528 sudo \u547d\u4ee4\u7684\uff0c\u9700\u8981\u7ed9\u4ed6\u6dfb\u52a0\u6388\u6743\u3002sudo \u547d\u4ee4\u7684\u6388\u6743\u7ba1\u7406\u662f\u5728 sudoers \u6587\u4ef6\u91cc\u7684\uff0c\u53ef\u4ee5\u770b\u770b sudoers \u6587\u4ef6\u5728\u54ea\u91cc\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>whereis sudoers<\/code><\/pre>\n\n\n\n<p>\u5982\u679c\u7ed3\u679c\u663e\u793a\uff1a<\/p>\n\n\n\n<p>sudoers:<\/p>\n\n\n\n<p>\u8981\u5b89\u88c5sudo<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>apt install sudo<\/code><\/pre>\n\n\n\n<p>\u7136\u540e\u518d\u6267\u884c\u4e00\u6b21whereis sudoers<\/p>\n\n\n\n<p>sudoers: \/etc\/sudoers \/etc\/sudoers.d \/usr\/libexec\/sudoers.so \/usr\/share\/man\/man5\/sudoers.5.gz<\/p>\n\n\n\n<p>\u627e\u5230\u8fd9\u4e2a\u6587\u4ef6\u4f4d\u7f6e\u4e4b\u540e\u518d\u67e5\u770b\u6743\u9650\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>ls -l \/etc\/sudoers<\/code><\/pre>\n\n\n\n<p>\u663e\u793a\u4e3a\uff1a<\/p>\n\n\n\n<p>-r&#8211;r&#8212;&#8211; 1 root root 1697 Jun 29 11:05 \/etc\/sudoers<\/p>\n\n\n\n<p>\u53ef\u4ee5\u770b\u5230\u73b0\u5728 root \u7528\u6237\u4e5f\u53ea\u6709\u53ea\u8bfb\u6743\u9650\uff0c\u60f3\u8981\u4fee\u6539\u9700\u8981\u5148\u6dfb\u52a0 w \u53ef\u5199\u6743\u9650<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>chmod -v u+w \/etc\/sudoers<\/code><\/pre>\n\n\n\n<p>\u7ed3\u679c\u663e\u793a\uff1a<\/p>\n\n\n\n<p>mode of &#8220;\/etc\/sudoers&#8221; changed from 0440 (r&#8211;r&#8212;&#8211;) to 0640 (rw-r&#8212;&#8211;)<\/p>\n\n\n\n<p>\u8fd9\u6837\u5c31\u53ef\u4ee5\u5bf9\u5b83\u8fdb\u884c\u4fee\u6539\u6dfb\u52a0\u5185\u5bb9\u4e86\uff0c\u7528 vi \u6216\u8005 vim \u7f16\u8f91\u5668\u5bf9\u5b83\u8fdb\u884c\u7f16\u8f91\uff0c\u5728 root \u4e0b\u9762\u589e\u52a0\u4e00\u884c\u65b0\u7528\u6237\u7684\u6388\u6743<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>vim \/etc\/sudoers<\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u627e\u5230 root ALL=(ALL:ALL) ALL<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code>NewUser    ALL=(ALL:ALL) ALL\n<\/code><\/pre>\n\n\n\n<p>:wq \u4fdd\u5b58\u9000\u51fa\uff0c\u7136\u540e\u6536\u56de\u53ef\u5199\u6743\u9650\uff0c\u6539\u56de\u4e4b\u524d\u7684\u6743\u9650\u8bbe\u7f6e<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>chmod -v u-w \/etc\/sudoers<\/code><\/pre>\n\n\n\n<p>\u7ed3\u679c\u663e\u793a\uff1a<\/p>\n\n\n\n<p>mode of &#8220;\/etc\/sudoers&#8221; changed from 0640 (rw-r&#8212;&#8211;) to 0440 (r&#8211;r&#8212;&#8211;)<\/p>\n\n\n\n<p><strong>\u7981\u7528 root \u7528\u6237 SSH \u8fdc\u7a0b\u767b\u5f55<\/strong><\/p>\n\n\n\n<p>\u4e0a\u9762\u7684\u64cd\u4f5c\u5b8c\u6210\u4ee5\u540e\u7684\u76ee\u7684\u5c31\u662f\u4e3a\u4e86\u7981\u7528 root \u7528\u6237\u8fdc\u7a0b\u767b\u5f55\u670d\u52a1\u5668\uff0c\u56e0\u4e3a\u5f88\u591a\u673a\u5668\u4eba\u6216\u8005\u4eba\u4f1a\u7528 root \u7528\u6237\u4e0d\u505c\u7684\u5c1d\u8bd5\u5404\u79cd\u5bc6\u7801\u8fdb\u884c\u767b\u5f55\uff0c\u800c\u65b0\u5efa\u7528\u6237\u7684\u7528\u6237\u540d\u4ed6\u4eec\u5f88\u96be\u731c\u5230\uff0c\u6240\u4ee5\u5b89\u5168\u6027\u4f1a\u63d0\u9ad8\u5f88\u591a<\/p>\n\n\n\n<p>\u8981\u7981\u7528 root \u7528\u6237\u8fdc\u7a0b\u767b\u5f55\uff0c\u9700\u8981\u4fee\u6539 \/etc\/ssh \u76ee\u5f55\u4e0b\u7684\u7684 sshd_config \u6587\u4ef6\uff0c\u5c06&nbsp;<code>PermitRootLogin<\/code>&nbsp;\u7684\u503c\u6539\u6210&nbsp;<code>no<\/code>&nbsp;\uff0c\u5e76\u4fdd\u5b58<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>vim \/etc\/ssh\/sshd_config<\/code><\/pre>\n\n\n\n<p>\u628aPermitRootLogin yes<\/p>\n\n\n\n<p>\u4fee\u6539\u4e3a\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>PermitRootLogin no<\/code><\/pre>\n\n\n\n<p>\u7136\u540e\u91cd\u542f sshd \u670d\u52a1<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>service sshd restart<\/code><\/pre>\n\n\n\n<p>\u91cd\u542fvps<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>shutdown -r now<\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5220\u9664\u7528\u6237<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code>deluser --remove-home NewUser<\/code><\/pre>\n\n\n\n<p><a href=\"https:\/\/kris.run\/vps-%E6%9C%8D%E5%8A%A1%E5%99%A8%E5%AE%89%E5%85%A8%E8%AE%BE%E7%BD%AE%EF%BC%9A%E7%A6%81%E7%94%A8root%E7%94%A8%E6%88%B7%E7%99%BB%E5%BD%95%E7%AD%89\/\">\u6587\u7ae0\u539f\u5730\u5740<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Linux \u670d\u52a1\u5668\u5f00\u597d\u4ee5\u540e\u6211\u901a\u5e38\u4f1a\u5148\u505a\u4ee5\u4e0b\u8bbe\u7f6e\uff0c\u56e0\u4e3a\u5b89\u5168\u7b2c\u4e00\u3002 VPS \u670d\u52a1\u5668\u5b89\u5168\u8bbe\u7f6e\uff1a\u7981\u7528root\u7528\u6237\u767b\u5f55\u7b49&#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-122","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/txt.book2020.top\/index.php?rest_route=\/wp\/v2\/posts\/122","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/txt.book2020.top\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/txt.book2020.top\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/txt.book2020.top\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/txt.book2020.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=122"}],"version-history":[{"count":0,"href":"https:\/\/txt.book2020.top\/index.php?rest_route=\/wp\/v2\/posts\/122\/revisions"}],"wp:attachment":[{"href":"https:\/\/txt.book2020.top\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=122"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/txt.book2020.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=122"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/txt.book2020.top\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=122"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}