{"id":109,"date":"2021-03-10T17:23:16","date_gmt":"2021-03-10T09:23:16","guid":{"rendered":"http:\/\/blog.ohmmx.com\/?p=109"},"modified":"2021-03-10T17:23:16","modified_gmt":"2021-03-10T09:23:16","slug":"%e6%9c%8d%e5%8a%a1%e5%99%a8%e5%9f%ba%e6%9c%ac%e5%ae%89%e5%85%a8%e8%ae%be%e7%bd%ae","status":"publish","type":"post","link":"http:\/\/blog.ohmmx.com\/?p=109","title":{"rendered":"\u670d\u52a1\u5668\u57fa\u672c\u5b89\u5168\u8bbe\u7f6e"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">\u6dfb\u52a0\u4e2a\u4eba\u7528\u6237<\/h2>\n\n\n\n<p>\uff08\u672c\u6587\u7edf\u4e00\u4f7f\u7528ohmmx\uff09<\/p>\n\n\n\n<p>\u4ee5root\u8eab\u4efd\u6267\u884c\u547d\u4ee4<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>adduser -m ohmmx<\/code><\/pre>\n\n\n\n<p>\u5982\u679c\u60f3\u8981\u5220\u9664\u7528\u6237\uff0c\u4ee5root\u8eab\u4efd\u6267\u884c\u547d\u4ee4<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>userdel -r ohmmx<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\">\u6dfb\u52a0\u7528\u6237\u9274\u6743<\/h2>\n\n\n\n<p>\u4f7f\u7528\u5bc6\u7801\u767b\u5f55<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>sudo passwd ohmmx<\/code><\/pre>\n\n\n\n<p>\u8f93\u5165\u4e24\u6b21\u5bc6\u7801\u786e\u8ba4\u4ee5\u540e\uff0c\u8be5\u7528\u6237\u53ef\u4ee5\u4f7f\u7528\u5bc6\u7801\u8fdb\u884c\u767b\u5f55\u3002<\/p>\n\n\n\n<p>\u4f7f\u7528SSHKey\u767b\u5f55<\/p>\n\n\n\n<p>\u521b\u5efa {$\u7528\u6237\u76ee\u5f55}\/.ssh\/authorized_keys \uff08\u8be5\u8def\u5f84\u53ef\u4ee5\u5728 \/etc\/ssh\/sshd_config \u4e2d\u914d\u7f6e\uff09 \u6587\u4ef6\u5e76\u5b58\u5165\uff0c\u6b64\u5904\u8def\u5f84\u4e3a \/home\/ohmmx\/.ssh\/authorized_keys<\/p>\n\n\n\n<p>\u5176\u4e2d .ssh\u6743\u9650700\uff0cauthorized_keys\u6587\u4ef6\u6743\u9650600\u3002<\/p>\n\n\n\n<p>\u4ee5root\u8eab\u4efd\u66f4\u6539\u6587\u4ef6\u6240\u5c5e\u8005\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>chown -R ohmmx:ohmmx .ssh<\/code><\/pre>\n\n\n\n<p>\u5c06\u672c\u5730\u5ba2\u6237\u7aef\u5de5\u5177\u751f\u6210\u7684\u516c\u79c1\u94a5\u5bf9\u4e2d\u7684\u516c\u94a5\u5b58\u5165\u6587\u4ef6\uff0c\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>ssh-rsa AAAAB\u2026\u2026\u20262Q== ohmmx<\/code><\/pre>\n\n\n\n<p>\u5176\u4e2d\u4e24\u4e2a\u7b49\u53f7\u540e\u9762\u4e3a\u5907\u6ce8\uff0c\u6807\u6ce8\u8be5\u516c\u94a5\u662f\u7531ohmmx\u7528\u6237\u4f7f\u7528\uff0c\u591a\u7528\u6237\u914d\u7f6e\u65f6\u8be5\u6ce8\u91ca\u80fd\u6e05\u6670\u533a\u5206\u5404\u7528\u6237\u5bf9\u5e94\u516c\u94a5\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u7ed9\u7528\u6237\u6dfb\u52a0SUDO\u6743\u9650<\/h2>\n\n\n\n<p>\u4e3a\u907f\u514d\u65e5\u5e38\u4f7f\u7528root\u7528\u6237\uff0c\u5728\u64cd\u4f5c\u8fc7\u7a0b\u4e2d\u4ea7\u751f\u7684\u9519\u8bef\u64cd\u4f5c\uff0c\u65e5\u5e38\u5efa\u8bae\u4f7f\u7528\u4e2a\u4eba\u7528\u6237\uff0c\u5e76\u6dfb\u52a0sudo\u6743\u9650\uff0c\u5728\u9700\u8981\u4f7f\u7528root\u8eab\u4efd\u7684\u65f6\u5019\u5355\u72ec\u4f7f\u7528sudo\u6743\u9650\u6267\u884c\u547d\u4ee4\u3002<\/p>\n\n\n\n<p>\u4ee5root\u8eab\u4efd\u6267\u884c\u547d\u4ee4<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>visudo<\/code><\/pre>\n\n\n\n<p>\u5728 ## Allow root to run any commands anywhere \u4e0b\u9762root\u7528\u6237\u4e0b\u9762\u6dfb\u52a0\u4e00\u884c\u5185\u5bb9\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>ohmmx  ALL=(ALL)  ALL<\/code><\/pre>\n\n\n\n<p>\u8fd9\u6837\u5728\u6267\u884csudo\u547d\u4ee4\u65f6\u8981\u6c42\u8f93\u5165\u7528\u6237\u81ea\u5df1\u7684\u4e2a\u4eba\u5bc6\u7801\uff1b<\/p>\n\n\n\n<p>\u4e5f\u53ef\u4ee5\u914d\u7f6e\u4e3a\u4e0d\u7528\u8f93\u5165\u5bc6\u7801\u76f4\u63a5\u6267\u884csudo\u547d\u4ee4<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>ohmmx  ALL=(ALL)  NOPASSWD:ALL<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\">\u5173\u95edSelinux\u5b89\u5168\u7ba1\u7406<\/h2>\n\n\n\n<p>Selinux\u4e3aLinux\u7cfb\u7edf\u5185\u90e8\u7528\u6237\u8d26\u6237\u63a7\u5236\u8bbe\u7f6e\u6a21\u5757\uff0c\u4efb\u4f55\u6743\u9650\u90fd\u9700\u8981\u914d\u7f6e\u7533\u8bf7\uff0c\u8fd9\u91cc\u5148\u5c06\u5176\u5173\u95ed\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>sudo vim \/etc\/selinux\/config<\/code><\/pre>\n\n\n\n<p>\u5c06enforcing\u8c03\u6574\u4e3adisabled<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>SELINUX=disabled<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\">\u8c03\u6574SSH\u8bbe\u7f6e<\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code>sudo vim \/etc\/ssh\/sshd_config<\/code><\/pre>\n\n\n\n<p>\u53ea\u5bf9\u4e00\u4e9b\u76f8\u5bf9\u91cd\u8981\u7684\u53c2\u6570\u8fdb\u884c\u8bf4\u660e\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Port 22<\/code><\/pre>\n\n\n\n<p>SSH\u94fe\u63a5\u7aef\u53e3\uff0c\u9ed8\u8ba422\uff0c\u914d\u7f6e\u6587\u4ef6\u9ed8\u8ba4\u6ce8\u91ca\u6389\u4e86\u3002\u9700\u8981\u4fee\u6539\u7aef\u53e3\u5148\u53bb\u6389\u6ce8\u91ca\uff0c\u5e76\u66f4\u6539\u7aef\u53e3\u4e3a\u6307\u5b9a\u6570\u5b57\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>ListenAddress 0.0.0.0<\/code><\/pre>\n\n\n\n<p>SSH\u76d1\u542c\u5730\u5740\uff0c\u9ed8\u8ba40.0.0.0\u3002\u6b64\u5904\u4e0d\u7528\u8c03\u6574\uff1b\u5982\u679c\u9700\u8981\u8c03\u6574\uff0c\u8bf7\u5b66\u4e60\u5c40\u57df\u7f51\u7f51\u5173\u3001\u7f51\u6bb5\u76f8\u5173\u77e5\u8bc6\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>PermitRootLogin yes<\/code><\/pre>\n\n\n\n<p>\u662f\u5426\u5141\u8bb8root\u7528\u6237\u901a\u8fc7SSH\u94fe\u63a5\uff0c\u9ed8\u8ba4\u5141\u8bb8\u3002\u6b64\u5904\u9700\u8981\u8c03\u6574\u4e3ano\u5173\u95ed\uff0c\u53ea\u5141\u8bb8\u4e2a\u4eba\u7528\u6237\u901a\u8fc7SSH\u94fe\u63a5\uff0c\u5982\u679c\u9700\u8981root\u8eab\u4efd\uff0c\u53ef\u4ee5\u4f7f\u7528sudo\u547d\u4ee4\u8fdb\u884c\u64cd\u4f5c\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>PubkeyAuthentication yes<\/code><\/pre>\n\n\n\n<p>\u662f\u5426\u5141\u8bb8\u901a\u8fc7\u516c\u94a5\u767b\u5f55\uff0c\u9ed8\u8ba4\u5141\u8bb8\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>AuthorizedKeysFile      .ssh\/authorized_keys<\/code><\/pre>\n\n\n\n<p>\u516c\u94a5\u4fdd\u5b58\u8def\u5f84\u3002\u4fee\u6539\u6b64\u5904\u914d\u7f6e\uff0c\u9700\u8981\u5bf9\u5e94\u8c03\u6574\u516c\u94a5\u6587\u4ef6\u8def\u5f84\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>PasswordAuthentication yes<\/code><\/pre>\n\n\n\n<p>\u662f\u5426\u5141\u8bb8\u901a\u8fc7\u5bc6\u7801\u767b\u5f55\uff0c\u9ed8\u8ba4\u5141\u8bb8\u3002\u53ef\u4ee5\u5c06\u6b64\u5904\u5173\u95ed\uff0c\u5f3a\u5236\u8981\u6c42\u4f7f\u7528\u516c\u94a5\u767b\u5f55\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>X11Forwarding yes<\/code><\/pre>\n\n\n\n<p>\u56fe\u5f62\u5316\u8fdc\u7a0b\u754c\u9762\uff0c\u9ed8\u8ba4\u5141\u8bb8\u3002\u6b64\u5904\u53ef\u4ee5\u5173\u95ed\uff0c\u901a\u5e38\u7528\u4e0d\u5230\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u9632\u706b\u5899\u8bbe\u7f6e\uff08\u5982\u679c\u4fee\u6539\u4e86SSH\u9ed8\u8ba4\u7aef\u53e3\uff09<\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code>sudo firewall-cmd --permanent --add-port=2222\/tcp\nsudo firewall-cmd --reload<\/code><\/pre>\n\n\n\n<p>\u5982\u679c\u8981\u4ee5service\u7684\u5f62\u5f0f\u6dfb\u52a0\u9632\u706b\u5899\u8bbe\u7f6e\uff0c\u5c06\u6587\u4ef6\u5b58\u653e\u5230\/etc\/firewalld\/services\/\u8def\u5f84\u3002\uff08\u4e0d\u8981\u5b58\u653e\u5230\/usr\/lib\/firewalld\/services\/\u8def\u5f84\uff0c\u8be5\u8def\u5f84\u5728\u7cfb\u7edf\u66f4\u65b0\u65f6\u4f1a\u6062\u590d\u9ed8\u8ba4\u503c\uff09\u3002<\/p>\n\n\n\n<p>\/etc\/firewalld\/services\/\u4e0b\u7684\u914d\u7f6e\u6587\u4ef6\u4f1a\u8986\u76d6\u6389\/usr\/lib\/firewalld\/services\/\u8def\u5f84\u4e0b\u7684\u914d\u7f6e\uff0c\u6bd4\u5982\u5c06\/usr\/lib\/firewalld\/services\/ssh.xml\u590d\u5236\u5230\/etc\/firewalld\/services\/ssh.xml\u5e76\u4fee\u6539\u7aef\u53e3\u4e3a2222\uff0c\u5219ssh\u670d\u52a1\u751f\u6548\u7684\u5c31\u662f2222\u7aef\u53e3\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>sudo firewall-cmd --permanent --add-service=ssh\nsudo firewall-cmd --reload<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\u6dfb\u52a0\u4e2a\u4eba\u7528\u6237 \uff08\u672c\u6587\u7edf\u4e00\u4f7f\u7528ohmmx\uff09 \u4ee5root\u8eab\u4efd\u6267\u884c\u547d\u4ee4 \u5982\u679c\u60f3\u8981\u5220\u9664\u7528 &hellip; <a href=\"http:\/\/blog.ohmmx.com\/?p=109\">\u7ee7\u7eed\u9605\u8bfb <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[21],"tags":[29,28,19],"class_list":["post-109","post","type-post","status-publish","format-standard","hentry","category-21","tag-linux","tag-28","tag-19"],"_links":{"self":[{"href":"http:\/\/blog.ohmmx.com\/index.php?rest_route=\/wp\/v2\/posts\/109","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/blog.ohmmx.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/blog.ohmmx.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/blog.ohmmx.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/blog.ohmmx.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=109"}],"version-history":[{"count":1,"href":"http:\/\/blog.ohmmx.com\/index.php?rest_route=\/wp\/v2\/posts\/109\/revisions"}],"predecessor-version":[{"id":110,"href":"http:\/\/blog.ohmmx.com\/index.php?rest_route=\/wp\/v2\/posts\/109\/revisions\/110"}],"wp:attachment":[{"href":"http:\/\/blog.ohmmx.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=109"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/blog.ohmmx.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=109"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/blog.ohmmx.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=109"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}