{"id":84,"title":"linux\u7684\u6dfb\u52a0\/\u5220\u9664\u7528\u6237\u547d\u4ee4","good":0,"bad":0,"hit":1725,"created_at":"2014-06-02 01:39:06","content":"<p>\u7528\u6237\u7684\u914d\u7f6e\u6587\u4ef6\u4f4d\u4e8e:\/etc\/passwd\u4e2d<\/p><p>\u53ef\u4ee5\u7528cat\u547d\u4ee4\u67e5\u770b\uff0cvi\u547d\u4ee4\u53ef\u67e5\u770b\u4e5f\u53ef\u4ee5\u4fee\u6539\uff0c\u5efa\u8bae\u7528cat\uff0c\u4ee5\u9632\u51fa\u95ee\u9898<\/p><p>passwd\u4e2d\u7684\u5185\u5bb9\uff0c\u7c7b\u4f3c\u5982\u4e0b\uff1a<br\/><\/p><p>[root@localhost etc]# cat passwd<br\/>root:x:0:0:root:\/root:\/bin\/bash<br\/><strong>hurong:x:500:500:centos6:\/home\/hurong:\/bin\/bash<\/strong><br\/>\u4ee5\u4e0a\u9762\u8fd9\u884c\u4e3a\u4f8b\uff1a<\/p><p>hurong \u4ee3\u8868\u7528\u6237\u540d<\/p><p>x\u4ee3\u8868\u7528\u6237\u5bc6\u7801\uff08\u52a0\u5bc6\u8fc7\u7684\uff0c\u4e0d\u80fd\u76f4\u63a5\u770b\u5230)<\/p><p>\u7b2c\u4e00\u4e2a500\u4ee3\u8868\u7528\u6237id<\/p><p>\u7b2c\u4e8c\u4e2a500\u4ee3\u8868\u7684\u662f\u7528\u6237\u6240\u5728\u7ec4id<\/p><p>centos6\u4ee3\u8868\u7684\u6ce8\u91ca<\/p><p>\/home\/hurong\u4ee3\u8868\u7528\u6237\u4e3b\u76ee\u5f55<\/p><p>\/bin\/bash \u4ee3\u8868\u8be5\u7528\u6237\u6240\u4f7f\u7528\u7684shell\u89e3\u6790\u5668<\/p><p><br\/><\/p><p><br\/><\/p><p>linux\u7684\u6dfb\u52a0\/\u5220\u9664\u7528\u6237\u547d\u4ee4<br\/>\u6dfb\u52a0\u7528\u6237\uff1a\u9700\u8981\u6709root\u6743\u9650\u7684\u5e10\u6237\u624d\u53ef\u4ee5\u64cd\u4f5c,\u6dfb\u52a0\u7684\u7528\u6237\u5b58\u653e\u5728\/home\/\u6dfb\u52a0\u7684\u7528\u6237\u540d\u76ee\u5f55\u4e0b<br\/>\u8bed\u6cd5\uff1auseradd \u7528\u6237\u540d (\u4e5f\u53ef\u4ee5\u7528useradd -g \u7ec4\u540d \u7528\u6237\u540d\uff0c\u7ed9\u6dfb\u52a0\u7684\u7528\u6237\u6307\u5b9a\u7ec4)<br\/>\u8bbe\u7f6e\u5bc6\u7801\uff0c\u8bed\u6cd5\uff1apasswd \u7528\u6237\u540d<br\/>\u8f93\u5165\u5bc6\u7801<br\/>\u518d\u8f93\u4e00\u6b21<br\/><br\/>\u5220\u9664\u7528\u6237<br\/>\u8bed\u6cd5\uff1auserdel -r \u7528\u6237\u540d<br\/>\u4e0d\u52a0-r\u8868\u793a\u53ea\u5220\u9664\u7528\u6237<br\/>\u52a0-r\u8868\u793a\u540c\u65f6\u5220\u9664\/home\/\u7528\u6237\u540d \u7684\u76ee\u5f55<br\/><br\/>linux\u6dfb\u52a0\u7528\u6237\u53ca\u4e3a\u7528\u6237\u8bbe\u7f6e\u5bc6\u7801\u4f8b\u5b50\uff1a<br\/>[root@localhost home]# pwd<br\/>\/home<br\/>[root@localhost home]# ls -l<br\/>total 8<br\/>drwx------. 26 hurong hurong 4096 May 27 06:23 hurong<br\/>drwx------.&nbsp; 4 test&nbsp;&nbsp; test&nbsp;&nbsp; 4096 May 27 06:25 test<br\/>[root@localhost home]# adduser test1<br\/>[root@localhost home]# ls -l<br\/>total 12<br\/>drwx------. 26 hurong hurong 4096 May 27 06:23 hurong<br\/>drwx------.&nbsp; 4 test&nbsp;&nbsp; test&nbsp;&nbsp; 4096 May 27 06:25 test<br\/>drwx------.&nbsp; 4 test1&nbsp; test1&nbsp; 4096 May 27 06:27 test1<br\/>[root@localhost home]# passwd test1<br\/>New password: <br\/>Retype new password: <br\/>passwd: all authentication tokens updated successfully.<br\/>[root@localhost home]# <br\/><br\/>linux\u5220\u9664\u7528\u6237\u4f8b\u5b50\uff1a<br\/>[root@localhost home]# pwd<br\/>\/home<br\/>[root@localhost home]# ls -l<br\/>total 12<br\/>drwx------. 26 hurong hurong 4096 May 27 06:23 hurong<br\/>drwx------.&nbsp; 4 test&nbsp;&nbsp; test&nbsp;&nbsp; 4096 May 27 06:25 test<br\/>drwx------.&nbsp; 4 test1&nbsp; test1&nbsp; 4096 May 27 06:27 test1<br\/>[root@localhost home]# userdel test1<br\/>[root@localhost home]# ls -l<br\/>total 12<br\/>drwx------. 26 hurong hurong 4096 May 27 06:23 hurong<br\/>drwx------.&nbsp; 4 test&nbsp;&nbsp; test&nbsp;&nbsp; 4096 May 27 06:25 test<br\/>drwx------.&nbsp; 4&nbsp;&nbsp;&nbsp; 502&nbsp;&nbsp;&nbsp; 502 4096 May 27 06:27 test1<br\/>[root@localhost home]# userdel -r test1<br\/>userdel: user &#39;test1&#39; does not exist<br\/>[root@localhost home]# userdel -r test<br\/>[root@localhost home]# ls -l<br\/>total 8<br\/>drwx------. 26 hurong hurong 4096 May 27 06:23 hurong<br\/>drwx------.&nbsp; 4&nbsp;&nbsp;&nbsp; 502&nbsp;&nbsp;&nbsp; 502 4096 May 27 06:27 test1<br\/>[root@localhost home]# <br\/><\/p>"}