{"id":61728,"date":"2025-04-29T10:37:47","date_gmt":"2025-04-29T02:37:47","guid":{"rendered":"https:\/\/fwq.ai\/blog\/61728\/"},"modified":"2025-04-29T10:37:47","modified_gmt":"2025-04-29T02:37:47","slug":"%e5%a6%82%e4%bd%95%e9%85%8d%e7%bd%aecentos%e7%b3%bb%e7%bb%9f%e4%bb%a5%e9%99%90%e5%88%b6%e7%94%a8%e6%88%b7%e5%af%b9%e7%b3%bb%e7%bb%9f%e8%bf%9b%e7%a8%8b%e7%9a%84%e8%ae%bf%e9%97%ae%e6%9d%83%e9%99%90-2","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/61728\/","title":{"rendered":"\u5982\u4f55\u914d\u7f6eCentOS\u7cfb\u7edf\u4ee5\u9650\u5236\u7528\u6237\u5bf9\u7cfb\u7edf\u8fdb\u7a0b\u7684\u8bbf\u95ee\u6743\u9650"},"content":{"rendered":"<p>\u5982\u4f55\u914d\u7f6ecentos\u7cfb\u7edf\u4ee5\u9650\u5236\u7528\u6237\u5bf9\u7cfb\u7edf\u8fdb\u7a0b\u7684\u8bbf\u95ee\u6743\u9650<\/p>\n<p>\u5728Linux\u7cfb\u7edf\u4e2d\uff0c\u7528\u6237\u53ef\u4ee5\u901a\u8fc7\u547d\u4ee4\u884c\u6216\u8005\u5176\u4ed6\u65b9\u5f0f\u8bbf\u95ee\u548c\u63a7\u5236\u7cfb\u7edf\u8fdb\u7a0b\u3002\u7136\u800c\uff0c\u6709\u65f6\u6211\u4eec\u9700\u8981\u9650\u5236\u67d0\u4e9b\u7528\u6237\u5bf9\u7cfb\u7edf\u8fdb\u7a0b\u7684\u8bbf\u95ee\u6743\u9650\uff0c\u4ee5\u52a0\u5f3a\u7cfb\u7edf\u7684\u5b89\u5168\u6027\uff0c\u9632\u6b62\u6076\u610f\u884c\u4e3a\u3002\u672c\u6587\u5c06\u4ecb\u7ecd\u5982\u4f55\u5728CentOS\u7cfb\u7edf\u4e0a\u914d\u7f6e\uff0c\u4ee5\u9650\u5236\u7528\u6237\u5bf9\u7cfb\u7edf\u8fdb\u7a0b\u7684\u8bbf\u95ee\u6743\u9650\u3002<\/p>\n<ol>\n<li>\u4f7f\u7528PAM\u914d\u7f6e\u9650\u5236<\/li>\n<\/ol>\n<p>PAM\uff0c\u5373Pluggable Authentication Modules\uff0c\u662fLinux\u7cfb\u7edf\u4e2d\u7684\u4e00\u79cd\u6a21\u5757\u5316\u8eab\u4efd\u9a8c\u8bc1\u673a\u5236\u3002\u901a\u8fc7\u4fee\u6539PAM\u914d\u7f6e\u6587\u4ef6\uff0c\u6211\u4eec\u53ef\u4ee5\u5b9e\u73b0\u5bf9\u7528\u6237\u7684\u9650\u5236\u3002\u4ee5\u4e0b\u662f\u5982\u4f55\u914d\u7f6ePAM\u6765\u9650\u5236\u7528\u6237\u5bf9\u7cfb\u7edf\u8fdb\u7a0b\u7684\u8bbf\u95ee\u6743\u9650\u7684\u6b65\u9aa4\uff1a<\/p>\n<p>\u9996\u5148\uff0c\u7f16\u8f91\/etc\/security\/access.conf\u6587\u4ef6\uff1a<\/p>\n<pre>sudo vi \/etc\/security\/access.conf<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p>\u5728\u6587\u4ef6\u4e2d\u6dfb\u52a0\u4ee5\u4e0b\u5185\u5bb9\uff1a<\/p>\n<pre>-:user:ALL, EXCEPT root systemd<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p>\u8fd9\u5c06\u963b\u6b62&#8217;user&#8217;\u7528\u6237\u5bf9\u6240\u6709\u7cfb\u7edf\u8fdb\u7a0b\u7684\u8bbf\u95ee\u6743\u9650\uff0c\u9664\u4e86root\u548csystemd\u7528\u6237\u3002<\/p>\n<p>\u63a5\u4e0b\u6765\uff0c\u7f16\u8f91\/etc\/pam.d\/login\u6587\u4ef6\uff1a<\/p>\n<pre>sudo vi \/etc\/pam.d\/login<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p>\u5728\u6587\u4ef6\u7684\u672b\u5c3e\u6dfb\u52a0\u4ee5\u4e0b\u5185\u5bb9\uff1a<\/p>\n<pre>account required pam_access.so<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p>\u8fd9\u5c06\u5728\u7528\u6237\u767b\u5f55\u65f6\u68c0\u67e5\/etc\/security\/access.conf\u6587\u4ef6\u4e2d\u7684\u8bbf\u95ee\u89c4\u5219\u3002<\/p>\n<p>\u6700\u540e\uff0c\u91cd\u542f\u7cfb\u7edf\u4ee5\u4f7fPAM\u914d\u7f6e\u751f\u6548\uff1a<\/p>\n<pre>sudo reboot<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236    \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<ol>\n<li>\u4f7f\u7528Linux\u7cfb\u7edf\u6743\u9650\u7ba1\u7406\u5de5\u5177<\/li>\n<\/ol>\n<p>\u9664\u4e86PAM\u4e4b\u5916\uff0cLinux\u7cfb\u7edf\u8fd8\u63d0\u4f9b\u4e86\u5176\u4ed6\u6743\u9650\u7ba1\u7406\u5de5\u5177\uff0c\u5982selinux\u548csudoers\u6587\u4ef6\u3002\u4e0b\u9762\u662f\u5982\u4f55\u4f7f\u7528\u8fd9\u4e24\u4e2a\u5de5\u5177\u6765\u9650\u5236\u7528\u6237\u5bf9\u7cfb\u7edf\u8fdb\u7a0b\u7684\u8bbf\u95ee\u6743\u9650\u7684\u65b9\u6cd5\uff1a<\/p>\n<p>SELinux\u662f\u4e00\u79cd\u5b89\u5168\u5b50\u7cfb\u7edf\uff0c\u53ef\u4ee5\u5b9e\u73b0\u5f3a\u5236\u8bbf\u95ee\u63a7\u5236\u3002\u901a\u8fc7\u4fee\u6539selinux\u914d\u7f6e\u6587\u4ef6\uff0c\u6211\u4eec\u53ef\u4ee5\u9650\u5236\u7528\u6237\u5bf9\u7cfb\u7edf\u8fdb\u7a0b\u7684\u8bbf\u95ee\u6743\u9650\u3002\u7f16\u8f91\/etc\/selinux\/config\u6587\u4ef6\uff1a<\/p>\n<pre>sudo vi \/etc\/selinux\/config<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p>\u5c06SELINUX\u7684\u503c\u8bbe\u7f6e\u4e3aenforcing\uff1a<\/p>\n<pre>SELINUX=enforcing<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p>\u4fdd\u5b58\u5e76\u5173\u95ed\u6587\u4ef6\u3002<\/p>\n<p>\u7136\u540e\uff0c\u91cd\u542f\u7cfb\u7edf\u4ee5\u4f7f\u914d\u7f6e\u751f\u6548\uff1a<\/p>\n<pre>sudo reboot<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236    \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p>sudoers\u662f\u4e00\u4e2a\u7528\u4e8e\u7ba1\u7406\u7528\u6237\u6743\u9650\u7684\u914d\u7f6e\u6587\u4ef6\u3002\u901a\u8fc7\u4fee\u6539sudoers\u6587\u4ef6\uff0c\u6211\u4eec\u53ef\u4ee5\u4e3a\u7528\u6237\u5206\u914d\u7279\u5b9a\u7684\u6743\u9650\u3002\u7f16\u8f91sudoers\u6587\u4ef6\uff1a<\/p>\n<pre>sudo visudo<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p>\u5728\u6587\u4ef6\u4e2d\u6dfb\u52a0\u4ee5\u4e0b\u5185\u5bb9\uff1a<\/p>\n<pre>user ALL=(ALL) ALL\nuser ALL=!\/bin\/kill<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p>\u8fd9\u5c06\u5141\u8bb8&#8217;user&#8217;\u7528\u6237\u4f7f\u7528sudo\u547d\u4ee4\uff0c\u5e76\u9650\u5236\u5176\u5bf9kill\u547d\u4ee4\uff08\u7528\u4e8e\u6740\u6b7b\u8fdb\u7a0b\uff09\u7684\u8bbf\u95ee\u6743\u9650\u3002<\/p>\n<p>\u4fdd\u5b58\u5e76\u5173\u95ed\u6587\u4ef6\u3002<\/p>\n<ol>\n<li>\u4f7f\u7528ACL\u8bbe\u7f6e\u8fdb\u7a0b\u8bbf\u95ee\u6743\u9650<\/li>\n<\/ol>\n<p>ACL\uff0c\u5373Access Control List\uff0c\u662fLinux\u7cfb\u7edf\u4e2d\u7684\u4e00\u79cd\u9644\u52a0\u6743\u9650\u8bbe\u7f6e\u3002\u901a\u8fc7\u4f7f\u7528ACL\uff0c\u6211\u4eec\u53ef\u4ee5\u4e3a\u7279\u5b9a\u7528\u6237\u6216\u7528\u6237\u7ec4\u8bbe\u7f6e\u7279\u5b9a\u8fdb\u7a0b\u7684\u8bbf\u95ee\u6743\u9650\u3002\u4ee5\u4e0b\u662f\u5982\u4f55\u4f7f\u7528ACL\u6765\u9650\u5236\u7528\u6237\u5bf9\u7cfb\u7edf\u8fdb\u7a0b\u7684\u8bbf\u95ee\u6743\u9650\u7684\u6b65\u9aa4\uff1a<\/p>\n<p>\u9996\u5148\uff0c\u5b89\u88c5acl\u8f6f\u4ef6\u5305\uff1a<\/p>\n<pre>sudo yum install acl<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p>\u7136\u540e\uff0c\u9488\u5bf9\u9700\u8981\u9650\u5236\u8fdb\u7a0b\u8bbf\u95ee\u6743\u9650\u7684\u6587\u4ef6\uff0c\u4f7f\u7528setfacl\u547d\u4ee4\u4e3a\u7528\u6237\u6216\u7528\u6237\u7ec4\u8bbe\u7f6eACL\u89c4\u5219\u3002\u4f8b\u5982\uff0c\u9650\u5236&#8217;user1&#8217;\u7528\u6237\u5bf9\u8fdb\u7a0b1\u7684\u8bbf\u95ee\u6743\u9650\uff1a<\/p>\n<pre>sudo setfacl -m u:user1:--- \/proc\/1<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p>\u8fd9\u5c06\u7981\u6b62&#8217;user1&#8217;\u7528\u6237\u5bf9\u8fdb\u7a0b1\u7684\u8bbf\u95ee\u6743\u9650\u3002<\/p>\n<p>\u53ef\u4ee5\u4f7f\u7528getfacl\u547d\u4ee4\u6765\u68c0\u67e5ACL\u89c4\u5219\u662f\u5426\u5df2\u751f\u6548\uff1a<\/p>\n<pre>getfacl \/proc\/1<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p>\u914d\u7f6e\u5b8c\u6210\u540e\uff0c\u7528\u6237\u5bf9\u7cfb\u7edf\u8fdb\u7a0b\u7684\u8bbf\u95ee\u6743\u9650\u5c06\u53d7\u5230\u9650\u5236\u3002<\/p>\n<p>\u603b\u7ed3\uff1a<\/p>\n<p>\u672c\u6587\u4ecb\u7ecd\u4e86\u5982\u4f55\u5728CentOS\u7cfb\u7edf\u4e0a\u914d\u7f6e\uff0c\u4ee5\u9650\u5236\u7528\u6237\u5bf9\u7cfb\u7edf\u8fdb\u7a0b\u7684\u8bbf\u95ee\u6743\u9650\u3002\u901a\u8fc7\u4f7f\u7528PAM\u914d\u7f6e\u6587\u4ef6\u3001selinux\u548csudoers\u6587\u4ef6\u4ee5\u53caACL\u8bbe\u7f6e\uff0c\u6211\u4eec\u53ef\u4ee5\u6709\u6548\u5730\u9632\u6b62\u6076\u610f\u7528\u6237\u5bf9\u7cfb\u7edf\u8fdb\u7a0b\u7684\u8bbf\u95ee\u548c\u64cd\u4f5c\u3002\u8fd9\u4e9b\u63aa\u65bd\u53ef\u4ee5\u8fdb\u4e00\u6b65\u63d0\u9ad8\u7cfb\u7edf\u7684\u5b89\u5168\u6027\u548c\u7a33\u5b9a\u6027\u3002\u5728\u5b9e\u9645\u4f7f\u7528\u65f6\uff0c\u8bf7\u6839\u636e\u5b9e\u9645\u9700\u6c42\u9009\u62e9\u9002\u5408\u7684\u914d\u7f6e\u65b9\u5f0f\uff0c\u5e76\u9075\u5faa\u5b89\u5168\u6700\u4f73\u5b9e\u8df5\u3002<\/p>\n<p>\u4ee5\u4e0a\u5c31\u662f\u5982\u4f55\u914d\u7f6eCentOS\u7cfb\u7edf\u4ee5\u9650\u5236\u7528\u6237\u5bf9\u7cfb\u7edf\u8fdb\u7a0b\u7684\u8bbf\u95ee\u6743\u9650\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8FDCServers\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5982\u4f55\u914d\u7f6ecentos\u7cfb\u7edf\u4ee5\u9650\u5236\u7528\u6237\u5bf9\u7cfb\u7edf\u8fdb\u7a0b\u7684\u8bbf\u95ee\u6743\u9650 \u5728Linux\u7cfb\u7edf\u4e2d\uff0c\u7528\u6237\u53ef\u4ee5\u901a\u8fc7\u547d\u4ee4\u884c\u6216\u8005\u5176\u4ed6\u65b9\u5f0f\u8bbf\u95ee\u548c\u63a7\u5236\u7cfb\u7edf\u8fdb\u7a0b\u3002\u7136\u800c\uff0c\u6709\u65f6\u6211\u4eec\u9700\u8981\u9650\u5236\u67d0\u4e9b\u7528\u6237\u5bf9\u7cfb\u7edf\u8fdb\u7a0b\u7684\u8bbf\u95ee\u6743\u9650\uff0c\u4ee5\u52a0\u5f3a\u7cfb\u7edf\u7684\u5b89\u5168\u6027\uff0c\u9632\u6b62\u6076\u610f\u884c\u4e3a\u3002\u672c\u6587\u5c06\u4ecb\u7ecd\u5982\u4f55\u5728CentOS\u7cfb\u7edf\u4e0a\u914d\u7f6e\uff0c\u4ee5\u9650\u5236\u7528\u6237\u5bf9\u7cfb\u7edf\u8fdb\u7a0b\u7684\u8bbf\u95ee\u6743\u9650\u3002 \u4f7f\u7528PAM\u914d\u7f6e\u9650\u5236 PAM\uff0c\u5373Pluggable Authentication Modules\uff0c\u662fLinux\u7cfb\u7edf\u4e2d\u7684\u4e00\u79cd\u6a21\u5757\u5316\u8eab\u4efd\u9a8c\u8bc1\u673a\u5236\u3002\u901a\u8fc7\u4fee\u6539PAM\u914d\u7f6e\u6587\u4ef6\uff0c\u6211\u4eec\u53ef\u4ee5\u5b9e\u73b0\u5bf9\u7528\u6237\u7684\u9650\u5236\u3002\u4ee5\u4e0b\u662f\u5982\u4f55\u914d\u7f6ePAM\u6765\u9650\u5236\u7528\u6237\u5bf9\u7cfb\u7edf\u8fdb\u7a0b\u7684\u8bbf\u95ee\u6743\u9650\u7684\u6b65\u9aa4\uff1a \u9996\u5148\uff0c\u7f16\u8f91\/etc\/security\/access.conf\u6587\u4ef6\uff1a sudo vi \/etc\/security\/access.conf \u767b\u5f55\u540e\u590d\u5236 \u5728\u6587\u4ef6\u4e2d\u6dfb\u52a0\u4ee5\u4e0b\u5185\u5bb9\uff1a -:user:ALL, EXCEPT root systemd \u767b\u5f55\u540e\u590d\u5236 \u8fd9\u5c06\u963b\u6b62&#8217;user&#8217;\u7528\u6237\u5bf9\u6240\u6709\u7cfb\u7edf\u8fdb\u7a0b\u7684\u8bbf\u95ee\u6743\u9650\uff0c\u9664\u4e86root\u548csystemd\u7528\u6237\u3002 \u63a5\u4e0b\u6765\uff0c\u7f16\u8f91\/etc\/pam.d\/login\u6587\u4ef6\uff1a sudo vi \/etc\/pam.d\/login \u767b\u5f55\u540e\u590d\u5236 \u5728\u6587\u4ef6\u7684\u672b\u5c3e\u6dfb\u52a0\u4ee5\u4e0b\u5185\u5bb9\uff1a account required pam_access.so \u767b\u5f55\u540e\u590d\u5236 \u8fd9\u5c06\u5728\u7528\u6237\u767b\u5f55\u65f6\u68c0\u67e5\/etc\/security\/access.conf\u6587\u4ef6\u4e2d\u7684\u8bbf\u95ee\u89c4\u5219\u3002 \u6700\u540e\uff0c\u91cd\u542f\u7cfb\u7edf\u4ee5\u4f7fPAM\u914d\u7f6e\u751f\u6548\uff1a sudo reboot \u767b\u5f55\u540e\u590d\u5236 \u767b\u5f55\u540e\u590d\u5236 \u4f7f\u7528Linux\u7cfb\u7edf\u6743\u9650\u7ba1\u7406\u5de5\u5177 \u9664\u4e86PAM\u4e4b\u5916\uff0cLinux\u7cfb\u7edf\u8fd8\u63d0\u4f9b\u4e86\u5176\u4ed6\u6743\u9650\u7ba1\u7406\u5de5\u5177\uff0c\u5982selinux\u548csudoers\u6587\u4ef6\u3002\u4e0b\u9762\u662f\u5982\u4f55\u4f7f\u7528\u8fd9\u4e24\u4e2a\u5de5\u5177\u6765\u9650\u5236\u7528\u6237\u5bf9\u7cfb\u7edf\u8fdb\u7a0b\u7684\u8bbf\u95ee\u6743\u9650\u7684\u65b9\u6cd5\uff1a SELinux\u662f\u4e00\u79cd\u5b89\u5168\u5b50\u7cfb\u7edf\uff0c\u53ef\u4ee5\u5b9e\u73b0\u5f3a\u5236\u8bbf\u95ee\u63a7\u5236\u3002\u901a\u8fc7\u4fee\u6539selinux\u914d\u7f6e\u6587\u4ef6\uff0c\u6211\u4eec\u53ef\u4ee5\u9650\u5236\u7528\u6237\u5bf9\u7cfb\u7edf\u8fdb\u7a0b\u7684\u8bbf\u95ee\u6743\u9650\u3002\u7f16\u8f91\/etc\/selinux\/config\u6587\u4ef6\uff1a sudo vi \/etc\/selinux\/config \u767b\u5f55\u540e\u590d\u5236 \u5c06SELINUX\u7684\u503c\u8bbe\u7f6e\u4e3aenforcing\uff1a SELINUX=enforcing \u767b\u5f55\u540e\u590d\u5236 \u4fdd\u5b58\u5e76\u5173\u95ed\u6587\u4ef6\u3002 \u7136\u540e\uff0c\u91cd\u542f\u7cfb\u7edf\u4ee5\u4f7f\u914d\u7f6e\u751f\u6548\uff1a sudo reboot \u767b\u5f55\u540e\u590d\u5236 \u767b\u5f55\u540e\u590d\u5236 sudoers\u662f\u4e00\u4e2a\u7528\u4e8e\u7ba1\u7406\u7528\u6237\u6743\u9650\u7684\u914d\u7f6e\u6587\u4ef6\u3002\u901a\u8fc7\u4fee\u6539sudoers\u6587\u4ef6\uff0c\u6211\u4eec\u53ef\u4ee5\u4e3a\u7528\u6237\u5206\u914d\u7279\u5b9a\u7684\u6743\u9650\u3002\u7f16\u8f91sudoers\u6587\u4ef6\uff1a sudo visudo \u767b\u5f55\u540e\u590d\u5236 \u5728\u6587\u4ef6\u4e2d\u6dfb\u52a0\u4ee5\u4e0b\u5185\u5bb9\uff1a [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[8],"tags":[],"class_list":["post-61728","post","type-post","status-publish","format-standard","hentry","category-os"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/61728","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=61728"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/61728\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=61728"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=61728"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=61728"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}