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chattr lsattr 命令测试

测试文件

[wxh@mu01 bu_neng_shan]$ lsattr 
-----a--------- ./test  #a属性
[wxh@mu01 bu_neng_shan]$ cat test 
aaaaa
ok
[wxh@mu01 bu_neng_shan]$ echo 3333 >> test  #追加3333
[wxh@mu01 bu_neng_shan]$ cat test 
aaaaa
ok
3333  #追加成功
[wxh@mu01 bu_neng_shan]$ 
[wxh@mu01 bu_neng_shan]$ rm test 
rm: cannot remove 'test': Operation not permitted #不能删除
[wxh@mu01 bu_neng_shan]$ vi test  #不能编辑



[wxh@mu01 bu_neng_shan]$ lsattr 
----i---------- ./test
[wxh@mu01 bu_neng_shan]$ 
[wxh@mu01 bu_neng_shan]$ rm test 
rm: remove write-protected regular file 'test'? y
rm: cannot remove 'test': Operation not permitted #不能删除
[wxh@mu01 bu_neng_shan]$ echo 3333 >> test 
-bash: test: Permission denied  #不能追加

测试目录

[wxh@mu01 bu_neng_shan]$ lsattr -d ../bu_neng_shan/
-----a--------- ../bu_neng_shan/
[wxh@mu01 bu_neng_shan]$ touch 222
[wxh@mu01 bu_neng_shan]$ ls
222  test   #能追加
[wxh@mu01 bu_neng_shan]$ lsattr 
--------------- ./test
--------------- ./222
[wxh@mu01 bu_neng_shan]$ 
[wxh@mu01 bu_neng_shan]$ 
[wxh@mu01 bu_neng_shan]$ rm test 
rm: cannot remove 'test': Operation not permitted #不能删除


[root@mu01 bu_neng_shan]# chattr -a +i ../bu_neng_shan/
[root@mu01 bu_neng_shan]# lsattr -d ../bu_neng_shan/
----i---------- ../bu_neng_shan/
[root@mu01 bu_neng_shan]# 
[wxh@mu01 bu_neng_shan]$ 
[wxh@mu01 bu_neng_shan]$ lsattr 
--------------- ./test
--------------- ./222
[wxh@mu01 bu_neng_shan]$ 
[wxh@mu01 bu_neng_shan]$ lsattr -d ../bu_neng_shan/
----i---------- ../bu_neng_shan/
[wxh@mu01 bu_neng_shan]$ touch 333
touch: cannot touch '333': Permission denied  #不能追加
[wxh@mu01 bu_neng_shan]$ rm test 
rm: cannot remove 'test': Permission denied   #不能删除
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